CN112641277B - An automatic adjustment device for the display of product design works - Google Patents

Abstract

An automatic adjustment device for the display of product design works, comprising a support frame, a first casing on the support frame, a first rotating shaft at the inner bottom of the first casing, a servo motor on the outer wall of the first casing, and a first rotating shaft on the outer wall of the first casing. There is a pulley on the outer ring, a first belt on the pulley, a second belt on the outer ring of the first belt, a first support plate at the inner bottom of the first belt, an electric slider on the first support plate, and an electric slider There is a second support plate on the upper end, a toggle mechanism on the second support plate, a cylinder at the lower end of the support frame, a pressure sensor on the inner wall of the cylinder, a controller on the outer wall of the first shell, and a remote control car on the second belt. The device can directly show the maneuverability of the remote control car to the customer in the first casing without occupying a lot of space. When showing the maneuverability of the remote control car to the customer, it can effectively prevent the remote control car from being lost. The speed of the second belt is based on the remote control car. The speed is adjusted in real time, which can effectively prevent the remote control car from crashing.

Description

An automatic adjustment device for the display of product design works

technical field

The invention belongs to the field of product display devices, in particular to an automatic adjustment device for display of product design works.

Background technique

In the exhibition, when the remote control car is displayed, it is generally a static display, and the customer can only observe the appearance of the remote control car; when it is necessary to show the customer the maneuverability of the remote control car such as the climbing ability of the remote control car, the remote control car needs to be taken out and placed in a special On the track, the dedicated track will take up a lot of space. In the exhibition, the available space is generally small, and it is difficult to have enough space to place the dedicated track. At the same time, when the remote control car is taken out and run on the dedicated track, it is easy to cause If the remote control car is damaged, there are more people at the exhibition, and it is easy to cause the loss of the remote control car.

SUMMARY OF THE INVENTION

The present invention provides an automatic adjustment device for displaying product design works, which is used to solve the defects in the prior art.

The present invention is achieved through the following technical solutions:

An automatic adjustment device for the display of product design works, including a support frame, a transparent first casing is installed on the upper end of the support frame, two first rotating shafts are symmetrically arranged at the bottom of the inner side of the first casing, and an outer wall of the first casing is provided. A servo motor is arranged on the top, and the servo motor can drive the first rotating shaft to rotate through a gear mechanism. The first rotating shaft and the outer wall of the first casing are connected by bearings. The outer ring of the first rotating shaft in the first casing is sleeved and fixed with a pulley. A first belt is sleeved on each pulley, a second belt is wrapped on the outer ring of the first belt, and a plurality of round rods are equidistant between the inner ring of the second belt and the outer ring of the first belt. Made of iron material, the round rod extends in the front and rear direction, the transmitter and receiver of the first infrared opposite-radiation sensor switch are installed on the left side between the two pulleys in the first shell, and the two pulleys in the first shell The transmitting end and the receiving end of the second infrared opposite-radiation induction switch are installed at the right position between the The transmitting end and the receiving end of the opposite-radiation induction switch are respectively installed on the front and rear inner walls of the first casing. The inner bottom of the first belt in the first casing is laterally fixed with a first supporting plate, and the first supporting plate is fixed on the first casing. On the inner wall of the first support plate, a slide rail is arranged on the first support plate, the slide rail extends in the left and right direction, an electric slider is installed on the slide rail, a second support plate is installed on the upper end of the electric slider, and the upper end of the second support plate is equidistantly provided with Multiple groups of adsorption-type toggle mechanisms are arranged at equal distances in the front and rear directions. The toggle mechanism can toggle the top of the first belt and the second belt. A cylinder is installed at the lower end of the support frame. A second rotating shaft is interspersed, the second rotating shaft and the cylinder are connected by bearings, the second rotating shaft and the cylinder are coaxial, the second rotating shaft is made of conductive metal material, and the inner wall of the second rotating shaft is provided with a plurality of arc-shaped grooves at equal distances. , a conductive metal sheet is fixed in the arc-shaped groove, a second casing is vertically fixed on the outer ring of the second rotating shaft, the second casing is provided with an opening on the side facing the inner wall of the cylinder, and a conductive plug is arranged in the second casing. The rod, one end of the rod close to the inner wall of the cylinder is set as a sharp angle, a first spring is connected and fixed between the side of the rod and the inner wall of the second shell, the number of metal sheets is equal to the number of groups of the toggle mechanism, the metal sheets One-to-one correspondence with the corresponding toggle mechanism, the corresponding toggle mechanism will be activated when the insertion rod is in contact with the corresponding metal sheet, the inner wall of the cylinder has a left-right symmetrical first rectangular groove, and the inner wall of the cylinder corresponds to the first rectangular groove A second rectangular slot is opened at the position, a first movable block made of iron material is arranged in the second rectangular slot, and a second spring is connected and fixed between the side surface of the first movable block and the inner wall of the second rectangular slot, and the first movable block is A pressure sensor is fixed on the side of the block facing the first rectangular groove, and an arc-shaped block is arranged on the pressure sensor on the side facing the first rectangular groove. Under the action of the second spring, the block completely extends into the first rectangular groove. A first electromagnet is installed on the outer wall of the cylinder corresponding to the position of the first movable block. When the insertion rod is in contact with the pressure sensor on the left, all the toggle mechanisms are activated. When the insertion rod is in contact with the pressure sensor on the right, all the toggle mechanisms are activated. The toggle mechanism does not start, the second turn A second friction wheel is fixed at the bottom of the shaft, an electric telescopic rod is fixed laterally on the left side of the support frame, the movable part of the electric telescopic rod extends in the direction of the cylinder, and a first motor is fixed on the end face of the movable part of the electric telescopic rod, A first friction wheel is fixed on the output shaft of the motor, the first friction wheel can fit with the second friction wheel, a controller is installed on the outer wall of the first shell, and a remote control car is arranged on the top of the second belt, and the controller can A servo motor, a first infrared inductive switch, a second infrared inductive switch, an electric slider, a toggle mechanism, a pressure sensor, a first electromagnet, an electric telescopic rod, and a first motor are used for control.

An automatic adjustment device for the display of product design works as described above, the toggle mechanism includes a sleeve, a second movable block, a third spring, a second electromagnet, a movable rod, a first toggle lever, and a second toggle The rod, the fourth shell and the third electromagnet, the sleeve is vertically fixed on the upper end of the second support plate, a second electromagnet is fixed in the sleeve at the upper end of the second support plate, and a second electromagnet is arranged above the second electromagnet in the sleeve The movable block, the second movable block is made of iron material, a third spring is connected and fixed between the second movable block and the second electromagnet in the sleeve, a vertical movable rod is fixed on the upper end of the second movable block, and the top of the movable rod is fixed Protruding from the sleeve, the top of the movable rod is fixed with a fourth shell, the top of the fourth shell is set as an opening, the inner bottom surface of the fourth shell is provided with a third electromagnet, and the top of the movable rod is symmetrical with a first The lever, the first lever is hingedly connected to the movable rod, the outer wall of the sleeve has a left-right symmetrical second lever, the second lever and the outer wall of the sleeve are connected by hinges, and the side of the second lever away from the sleeve is connected with the outer wall of the sleeve. The side of the first lever away from the movable lever is connected by a hinge, and the controller can control the second electromagnet and the third electromagnet.

As mentioned above, an automatic adjustment device for the display of product design works, the top of the fourth casing is provided with a U-shaped mounting seat, a third rotating shaft is interspersed in the mounting seat, and the third rotating shaft and the outer wall of the mounting seat are made of U-shaped mounting seat. The bearings are connected, the third rotating shaft extends in the front-rear direction, and a plurality of first rollers are sheathed and fixed on the outer ring of the third rotating shaft.

An automatic adjustment device for the display of product design works as described above, the first lever is provided with a rectangular hole on the side away from the movable lever, the rectangular hole extends in the front-rear direction, and the first lever is interspersed with a fourth rotating shaft , the fourth rotating shaft and the first lever are connected by bearings, and a plurality of second rollers are sleeved and fixed on the outer ring of the fourth rotating shaft in the rectangular hole.

In the above-mentioned automatic adjustment device for displaying product design works, a display screen is installed on the outer wall of the first casing.

The advantages of the present invention are: the present invention is controlled by the controller; in the exhibition, when the motor performance of the remote control car needs to be shown to the customer, the first infrared opposite-radiation induction switch and the second infrared opposite-beam induction switch are turned on, and the servo motor is activated, The servo motor drives the pulley to rotate clockwise. The rotation of the pulley drives the first belt, the second belt and the round rod to rotate continuously. At the same time, the remote control car is started by the remote control. The belt moves synchronously. When the speed of the remote control car is lower than the speed of the second belt, the remote control car moves to the right relative to the first shell. The toggle mechanism slides to the right, and the servo motor decelerates; when the speed of the remote control car is greater than the speed of the second belt, the remote control car moves to the left relative to the first shell, and the remote control car blocks the infrared rays emitted by the first infrared radiation sensor switch. Hold, the electric slider drives the toggle mechanism to slide to the left, the servo motor accelerates, and the speed of the servo motor can be adjusted in real time through the controller, so that the remote control car continues to move at the top middle position of the second belt, and the speed of the second belt can be displayed on the display. The screen display is convenient for customers to see the speed of the remote control car more intuitively; when the toggle mechanism needs to be activated, when the middle position of the top of the second belt is toggled through the toggle mechanism, the first motor is activated, and the first motor drives the first friction wheel Rotate, start the electric telescopic rod, the electric telescopic rod is extended, the first friction wheel contacts the second friction wheel, the first motor drives the second shaft to rotate, the second shaft rotates and drives the second shell and the insertion rod to rotate slowly, the insertion The rod is in contact with the metal sheet or the block intermittently. When the insertion rod is in contact with the block, the block will squeeze the pressure sensor. When the pressure sensor on the left is squeezed, all the toggle mechanisms will be activated. At this time, The middle position of the top of the first belt and the second belt is concave. When the pressure sensor on the right is squeezed, all the toggle mechanisms will be closed. At this time, under the action of the third spring, the movable rod can move the first belt upward. The belt and the second belt are pushed up, when the insertion rod is in contact with the metal sheet, since the metal sheet is connected with the corresponding toggle mechanism, the corresponding toggle mechanism can be activated; by rotating the plunger, the first belt and the The state of the middle position of the top of the second belt has been changing, so as to better show the customer the ability of the remote control car to climb slopes and cross the concave ground; when all the toggle mechanisms need to be activated, activate the first electromagnet on the left, and the left The first electromagnet on the side attracts the first movable block, pressure sensor and stopper on the left to slide to the left, the insertion rod is inserted into the first rectangular slot on the left, and after a certain period of time, the first motor is turned off, and all the toggle mechanisms Start, the middle position of the top of the first belt and the second belt is concave; when the insertion rod needs to be pulled out from the first rectangular slot on the left, close the first electromagnet on the left, under the action of the second spring, the insertion The rod is pulled out from the first rectangular slot, which is convenient for the insertion rod to continue to rotate; when it is necessary to close all the toggle mechanisms, the first electromagnet on the right side is activated. The specific working process is the same as above, and will not be described in detail below; With the automatic adjustment device, the structure is simple, the use is convenient, and it can be directly adjusted in the first The mobile performance of the remote control car is shown to the customer in the shell without occupying a lot of space. When showing the mobile performance of the remote control car to the customer, the state of the middle position of the top of the second belt will change in real time, which can better show the customer the maneuverability of the remote control car. At the same time, the remote control car is displayed in the first shell without taking it out, which can effectively prevent the remote control car from being lost. The speed of the second belt is adjusted in real time according to the speed of the remote control car, which can effectively prevent the remote control car from crashing.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

Fig. 1 is the mechanism schematic diagram of the present invention; Fig. 2 is the partial enlarged schematic diagram of the I part of Fig. 1; Fig. 3 is the partial enlarged schematic diagram of the II part of Fig. 2; It is an enlarged schematic view of the cross-sectional view along the A-A direction of FIG. 4 ; FIG. 6 is a partial enlarged schematic view of the IV part of FIG. 5 .

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments These are some embodiments of the present invention, but not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

An automatic adjustment device for the display of product design works, as shown in the figure, includes a support frame 1, a transparent first shell 2 is installed on the upper end of the support frame 1, and two first shells 2 are symmetrically arranged at the bottom of the inner side of the first shell 2. A rotating shaft 3, a servo motor is arranged on the outer wall of the first casing 2, the servo motor can drive the first rotating shaft 3 to rotate through a gear mechanism, the first rotating shaft 3 and the outer wall of the first casing 2 are connected by bearings, and the first casing 2. A pulley 4 is sheathed and fixed on the outer ring of the first rotating shaft 3, a first belt 5 is sheathed on the two pulleys 4, and a second belt 6 is wrapped on the outer ring of the first belt 5. A plurality of round rods 7 are arranged equidistantly between the inner ring and the outer ring of the first belt 5. The round rods 7 are made of iron materials, and the round rods 7 extend in the front and rear directions. The two pulleys 4 in the first housing 2 The transmitting end and the receiving end of the first infrared opposite-radiation induction switch 8 are installed at the left position between the two, and the second infrared opposite-radiation induction switch 9 is installed at the right position between the two pulleys 4 in the first casing 2 The transmitting end and the receiving end of the first infrared opposite-radiation induction switch 8 are respectively installed on the front and rear inner walls of the first housing 2, and the transmitting and receiving ends of the second infrared opposite-radiation induction switch 9 are respectively installed On the front and rear inner walls of the first shell 2, the inner bottom of the first belt 5 in the first shell 2 is laterally fixed with a first support plate 10, and the first support plate 10 is fixed on the inner wall of the first shell 2. A support plate 10 is provided with a slide rail 11, the slide rail 11 extends in the left-right direction, an electric slider 12 is installed on the slide rail 11, a second support plate 13 is installed on the upper end of the electric slider 12, and the upper end of the second support plate 13, etc. There are multiple sets of adsorption-type toggle mechanisms, and the multiple groups of toggle mechanisms are arranged at equal distances in the front and rear directions. The toggle mechanism can toggle the top of the first belt 5 and the second belt 6. The lower end of the support frame 1 is installed with Cylinder 14, a second rotating shaft 15 is inserted in the cylinder 14, the second rotating shaft 15 and the cylinder 14 are connected by a bearing, the second rotating shaft 15 and the cylinder 14 are coaxial, the second rotating shaft 15 is made of conductive metal material, and the second rotating shaft 15 is made of conductive metal material. A plurality of arc-shaped grooves are equidistantly formed on the inner wall of the second rotating shaft 15, and a conductive metal sheet 16 is fixed in the arc-shaped grooves, and a second casing 17 is vertically fixed on the outer ring of the second rotating shaft 15. The side facing the inner wall of the cylinder 14 is provided with an opening, and the second housing 17 is provided with a conductive insert rod 18. A first spring 47 is connected and fixed between the inner walls of 17. The number of metal sheets 16 is equal to the number of groups of the toggle mechanism. When the corresponding toggle mechanism is activated, the inner wall of the cylinder 14 has a first rectangular groove 19 symmetrically on the left and right, and the inner wall of the cylinder 14 is provided with a second rectangular groove 20 corresponding to the position of the first rectangular groove 19, and the second rectangular groove 20 A first movable block 21 made of iron material is arranged inside, a second spring 23 is connected and fixed between the side surface of the first movable block 21 and the inner wall of the second rectangular groove 20, and the first movable block 21 faces the first rectangular groove. 19 one The pressure sensor 22 is fixed on the side, and the pressure sensor 22 is provided with an arc-shaped stopper 24 on the side facing the first rectangular groove 19. Under the action of the second spring 23, the stopper 24 completely extends into the first rectangular groove 19. A first electromagnet 25 is installed on the outer wall of the cylinder 14 corresponding to the position of the first movable block 21. When the insertion rod 18 is in contact with the pressure sensor 22 on the left side, all the toggle mechanisms are activated. When the sensor 22 is in contact, all the toggle mechanisms are not activated, a second friction wheel 26 is fixed at the bottom of the second rotating shaft 15, and an electric telescopic rod 27 is laterally fixed on the left side of the support frame 1, and the movable part of the electric telescopic rod 27 faces the cylinder. 14, a first motor 28 is fixed on the end face of the movable part of the electric telescopic rod 27, and a first friction wheel 29 is fixed on the output shaft of the first motor 28, and the first friction wheel 29 can be attached to the second friction wheel 26. In combination, a controller 30 is installed on the outer wall of the first housing 2, and a remote control car 31 is arranged on the top of the second belt 6. The controller 30 can sense the servo motor, the first infrared radiation sensing switch 8, and the second infrared radiation sensing The switch 9 , the electric slider 12 , the toggle mechanism, the pressure sensor 22 , the first electromagnet 25 , the electric telescopic rod 27 , and the first motor 28 are controlled. The present invention is controlled by the controller 30; in the exhibition, when it is necessary to show the mobile performance of the remote control car 31 to the customer, turn on the first infrared ray sensing switch 8 and the second infrared ray sensing switch 9, start the servo motor, the servo motor The pulley 4 is driven to rotate clockwise, the rotation of the pulley 4 drives the first belt 5, the second belt 6 and the round rod 7 to continue to rotate, and at the same time, the remote control car 31 is started by the remote control, and the remote control car 31 continues to move leftward on the top of the second belt 6 , the remote control car 31 and the second belt 6 move synchronously, when the speed of the remote control car 31 is lower than the speed of the second belt 6, the remote control car 31 moves to the right relative to the first shell 2, and the remote control car 31 emits the second infrared rays to the right The infrared rays emitted by the induction switch 9 are blocked, the electric slider 12 drives the toggle mechanism to slide to the right, and the servo motor decelerates; when the speed of the remote control car 31 is greater than the speed of the second belt 6 , the remote control car 31 is relatively opposite to the first housing 2 . When moving to the left, the remote control car 31 blocks the infrared rays emitted by the first infrared opposite-radiation sensing switch 8, the electric slider 12 drives the toggle mechanism to slide to the left, the servo motor accelerates, and the speed of the servo motor can be adjusted in real time through the controller 30 , so that the remote control car 31 continues to move at the top middle position of the second belt 6, and the speed of the second belt 6 can be displayed on the display screen 46, so that the customer can see the speed of the remote control car 31 more intuitively; when the toggle mechanism needs to be activated, When the middle position of the top of the second belt 6 is moved by the toggle mechanism, the first motor 28 is activated, the first motor 28 drives the first friction wheel 29 to rotate, the electric telescopic rod 27 is activated, the electric telescopic rod 27 is extended, and the first friction The wheel 29 is in contact with the second friction wheel 26, the first motor 28 drives the second shaft 15 to rotate, the second shaft 15 rotates and drives the second housing 17 and the plunger 18 to rotate slowly, and the plunger 18 is intermittently connected to the metal sheet 16 or the stopper. When the insertion rod 18 is in contact with the block 24, the block 24 will squeeze the pressure sensor 22, and the pressure sensor 22 on the left side will be squeezed, and all the toggle mechanisms will be activated. The middle position of the top of the first belt 5 and the second belt 6 is concave. When the pressure sensor 22 on the right side is squeezed, all the toggle mechanisms will be closed. At this time, under the action of the third spring 34, the movable rod 36 moves upward. The first belt 5 and the second belt 6 can be pushed up, and when the insertion rod 18 is in contact with the metal sheet 16, since the metal sheet 16 is connected with the corresponding toggle mechanism, the corresponding toggle mechanism can be activated; The lever 18 can make the state of the top middle position of the first belt 5 and the second belt 6 change all the time, so as to better show the customer the ability of the remote control car 31 to climb slopes and go over the concave ground; when it is necessary to start all the toggles When the mechanism is activated, the first electromagnet 25 on the left side is activated, and the first electromagnet 25 on the left side attracts the first movable block 21, the pressure sensor 22 and the stop block 24 on the left side to slide to the left, and the insertion rod 18 is inserted into the first left side. In a rectangular slot 19, after a certain period of time, the first motor 28 is turned off, all the toggle mechanisms are activated, and the middle position of the top of the first belt 5 and the second belt 6 is concave; moment When the groove 19 is pulled out, the first electromagnet 25 on the left is closed. Under the action of the second spring 23, the insertion rod 18 is pulled out from the first rectangular groove 19, which is convenient for the insertion rod 18 to continue to rotate; when it is necessary to close all the When the mechanism is toggled, the first electromagnet 25 on the right side is activated, and the specific working process is the same as above, and will not be described in detail below; an automatic adjustment device for the display of product design works has a simple structure and is easy to use, and can be directly connected to the first housing 2 Introduce the maneuverability of the remote control car 31 to the customer without taking up a lot of space. When showing the maneuverability of the remote control car 31 to the customer, the state of the middle position of the top of the second belt 6 will change in real time, which can better show the remote control car 31 to the customer. At the same time, the remote control car 31 is displayed in the first housing 2 without taking it out, which can effectively prevent the remote control car 31 from being lost. The speed of the second belt 6 is adjusted in real time according to the speed of the remote control car 31, which can effectively prevent the remote control car 31 from hitting Bad.

Specifically, as shown in the figure, the toggle mechanism in this embodiment includes a sleeve 32, a second movable block 33, a third spring 34, a second electromagnet 35, a movable rod 36, a first toggle rod 37, The second lever 38, the fourth housing 39 and the third electromagnet 40, the sleeve 32 is vertically fixed on the upper end of the second support plate 13, the second electromagnet 35 is fixed in the sleeve 32 at the upper end of the second support plate 13, and the sleeve A second movable block 33 is arranged above the second electromagnet 35 in the barrel 32 , the second movable block 33 is made of iron material, and a third movable block 33 and the second electromagnet 35 are connected and fixed in the sleeve 32 . The spring 34, the upper end of the second movable block 33 is fixed with a vertical movable rod 36, the top of the movable rod 36 protrudes from the sleeve 32, the top of the movable rod 36 is fixed with a fourth casing 39, and the top of the fourth casing 39 is set as The inner bottom surface of the fourth housing 39 is provided with a third electromagnet 40, the top of the movable rod 36 is symmetrical with a first lever 37, the first lever 37 is hingedly connected to the movable rod 36, and the sleeve 32 A second lever 38 is symmetrically arranged on the outer wall. The second lever 38 and the outer wall of the sleeve 32 are connected by hinges. Hinged connection, the controller 30 can control the second electromagnet 35 and the third electromagnet 40 . When the toggle mechanism is not activated, at this time, the second electromagnet 35 is in a closed state, and under the action of the third spring 34, the movable rod 36 can push up the first belt 5 and the second belt 6 upward, so that the first belt 5 and the second belt 6 are pushed up. The top middle position of the first belt 5 and the second belt 6 is raised upward; when the toggle mechanism needs to be activated to make the top middle position of the first belt 5 and the second belt 6 concave, the servo motor is activated, and the servo motor drives the pulley 4 to rotate , the rotation of the pulley 4 drives the first belt 5, the second belt 6 and the round rod 7 to continue to rotate, activates the third electromagnet 40, the third electromagnet 40 attracts the round rod 7, activates the second electromagnet 35, the second The electromagnet 35 drives the second movable block 33 to slide downward. During the downward sliding of the second movable block 33, the hinge connection side of the first lever 37 and the second lever 38 will rotate upward, and at this time, the The attracting position of the third electromagnet 40 forms a concave hole with convex sides and a concave center; the toggle mechanism has a simple structure and is easy to use.

Specifically, as shown in the figure, the top of the fourth housing 39 described in this embodiment is provided with a U-shaped mounting seat 41 , and the third rotating shaft 42 is inserted in the mounting seat 41 , and the third rotating shaft 42 and the mounting seat 41 are connected to each other. The outer walls are connected by bearings, the third rotating shaft 42 extends in the front-rear direction, and a plurality of first rollers 43 are sleeved and fixed on the outer ring of the third rotating shaft 42 . When the first belt 5 and the fourth casing 39 are in contact, the first roller 43 will contact the first belt 5 in advance, which can make the movement of the first belt 5 and the second belt 6 more stable, and can effectively prevent the fourth casing The body 39 scratches the inner ring of the first belt 5 .

Further, as shown in the figure, the first lever 37 described in this embodiment is provided with a rectangular hole on the side away from the movable lever 36, the rectangular hole extends in the front and rear directions, and the first lever 37 is interspersed with a fourth rotating shaft 44. , the fourth rotating shaft 44 and the first lever 37 are connected by bearings, and a plurality of second rollers 45 are sleeved and fixed on the outer ring of the fourth rotating shaft 44 in the rectangular hole. When the first lever 37 is in contact with the first belt 5 , the second roller 45 will contact the first belt 5 in advance, which can effectively prevent the first lever 37 from sliding the first belt 5 during the sliding process of the first belt 5 . Scratched inner ring.

Further, as shown in the figure, a display screen 46 is mounted on the outer wall of the first housing 2 in this embodiment. The display screen 46 can be used to display the rotational speed of the servo motor and the linear speed of the second belt 6 .

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, but not to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that it can still be The technical solutions described in the foregoing embodiments are modified, or some technical features thereof are equivalently replaced; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims (4)

1. An automatic adjustment device for the display of product design works, characterized in that it comprises a support frame (1), and a transparent first casing (2) is installed on the upper end of the support frame (1), and the first casing (2) ) There are two first rotating shafts (3) symmetrically at the bottom of the inner side, a servo motor is arranged on the outer wall of the first casing (2), and the servo motor can drive the first rotating shaft (3) to rotate through a gear mechanism, and the first rotating shaft (3) ) and the outer wall of the first housing (2) are connected by bearings, and a pulley (4) is sleeved and fixed on the outer ring of the first rotating shaft (3) in the first housing (2), and the two pulleys (4) are A first belt (5) is sleeved, the outer ring of the first belt (5) is wrapped with a second belt (6), the inner ring of the second belt (6) and the outer ring of the first belt (5), etc. A plurality of round rods (7) are arranged in the distance. The round rods (7) are made of iron materials, and the round rods (7) extend in the front and rear directions. The top of the second belt (6) is provided with a remote control car (31). The first shell Between the two pulleys (4) in the body (2), the transmitting end and the receiving end of the first infrared opposite-radiation induction switch (8) are installed, and the transmitting end and the receiving end of the first infrared opposite-radiating induction switch (8) are located at On the left side of the remote control car (31), between the two pulleys (4) in the first casing (2), the transmitting end and the receiving end of the second infrared radiation sensing switch (9) are installed, and the second infrared radiation The transmitting end and the receiving end of the induction switch (9) are located on the right side of the remote control car (31), and the transmitting end and the receiving end of the first infrared opposite-radiation induction switch (8) are respectively installed on the front and rear inner walls of the first housing (2). The transmitting end and the receiving end of the second infrared opposite-radiation induction switch (9) are respectively installed on the front and rear inner walls of the first casing (2), and the inner bottom of the first belt (5) in the first casing (2) A first support plate (10) is laterally fixed, the first support plate (10) is fixed on the inner wall of the first housing (2), and a slide rail (11) is arranged on the first support plate (10), and the slide rail ( 11) Extending in the left and right direction, an electric slider (12) is installed on the slide rail (11), a second support plate (13) is installed on the upper end of the electric slider (12), and the upper end of the second support plate (13) is equidistantly arranged There are multiple groups of adsorption-type toggle mechanisms, which are arranged equidistantly along the front and rear directions. The toggle mechanism can toggle the tops of the first belt (5) and the second belt (6). The support frame (1) ) a cylinder (14) is installed at the lower end, a second rotating shaft (15) is interspersed in the cylinder (14), the second rotating shaft (15) and the cylinder (14) are connected by bearings, and the second rotating shaft (15) and the cylinder (14) Coaxial, the second rotating shaft (15) is made of conductive metal material, the inner wall of the second rotating shaft (15) is provided with a plurality of arc-shaped grooves at equal distances, and conductive metal sheets (16) are fixed in the arc-shaped grooves. ), a second casing (17) is vertically fixed on the outer ring of the second rotating shaft (15), the second casing (17) is set as an opening toward the inner wall of the cylinder (14), and the second casing (17) A conductive plunger (18) is arranged inside, and one end of the plunger (18) close to the inner wall of the cylinder (14) is set as a sharp angle, and the side of the plunger (18) and the second A first spring (47) is connected and fixed between the inner walls of the casing (17), the number of metal sheets (16) is equal to the number of groups of the toggle mechanisms, and the metal sheets (16) correspond to the corresponding toggle mechanisms one-to-one. When the insertion rod (18) and the corresponding metal sheet (16) are in contact, the corresponding toggle mechanism will be activated. The inner wall of the cylinder (14) has a first rectangular groove (19) symmetrically on the left and right, and the inner wall of the cylinder (14) A second rectangular slot (20) is opened corresponding to the position of the first rectangular slot (19), and a first movable block (21) made of iron material is arranged in the second rectangular slot (20), and the first movable block (21) is A second spring (23) is connected and fixed between the side surface and the inner wall of the second rectangular groove (20), and a pressure sensor (22) is fixed on the first movable block (21) toward the side of the first rectangular groove (19). The sensor (22) is provided with an arc-shaped stopper (24) on the side facing the first rectangular slot (19), and the stopper (24) fully extends into the first rectangular slot (19) under the action of the second spring (23). ), a first electromagnet (25) is installed on the outer wall of the cylinder (14) corresponding to the position of the first movable block (21). When the insertion rod (18) contacts the pressure sensor (22) on the right side, all the toggle mechanisms are not activated. The bottom of the second shaft (15) is fixed with a second friction wheel (26), which supports An electric telescopic rod (27) is laterally fixed on the left side of the frame (1), the movable part of the electric telescopic rod (27) extends in the direction of the cylinder (14), and the end face of the movable part of the electric telescopic rod (27) is fixed with a first A motor (28), a first friction wheel (29) is fixed on the output shaft of the first motor (28), the first friction wheel (29) can be fitted with the second friction wheel (26), and the first casing (2 A controller (30) is installed on the outer wall of the , a toggle mechanism, a pressure sensor (22), a first electromagnet (25), an electric telescopic rod (27), and a first motor (28) for control; The toggle mechanism includes a sleeve (32), a second movable block (33), a third spring (34), a second electromagnet (35), a movable rod (36), a first toggle rod (37), The second lever (38), the fourth housing (39) and the third electromagnet (40), the sleeve (32) is vertically fixed on the upper end of the second support plate (13), and the upper end of the second support plate (13) is sleeved A second electromagnet (35) is fixed in the cylinder (32), a second movable block (33) is arranged above the second electromagnet (35) in the sleeve (32), and the second movable block (33) is made of iron material Manufacturing, a third spring (34) is connected and fixed between the second movable block (33) and the second electromagnet (35) in the sleeve (32), and a vertical movable rod is fixed on the upper end of the second movable block (33). (36), the top of the movable rod (36) protrudes from the sleeve (32), the top of the movable rod (36) is fixed with a fourth casing (39), the top of the fourth casing (39) is set as an opening, the fourth The inner bottom surface of the casing (39) is provided with a third electromagnet (40), the top of the movable rod (36) is symmetrically provided with a first lever (37), and the first lever (37) is hingedly connected to the movable rod (37). 36), a second lever (38) is symmetrically arranged on the outer wall of the sleeve (32), the second lever (38) and the outer wall of the sleeve (32) are connected by hinges, and the second lever (38) is away from the The side of the sleeve (32) and the side of the first lever (37) away from the movable lever (36) are connected by hinges, and the controller (30) can control the second electromagnet (35) and the third electromagnet (40). control. 2. An automatic adjustment device for displaying product design works according to claim 1, characterized in that: a U-shaped mounting seat (41) is provided on the top of the fourth housing (39), and the mounting seat ( 41) A third rotating shaft (42) is interspersed inside, the third rotating shaft (42) and the outer wall of the mounting seat (41) are connected by bearings, the third rotating shaft (42) extends in the front-rear direction, and the outer ring of the third rotating shaft (42) The upper sleeve is fixed with a plurality of first rollers (43). 3. An automatic adjustment device for displaying product design works according to claim 1, characterized in that: a rectangular hole is opened on the side of the first lever (37) away from the movable lever (36), and the rectangular hole is Extending in the front-rear direction, the first lever (37) is interspersed with a fourth rotating shaft (44), the fourth rotating shaft (44) and the first lever (37) are connected by bearings, and the fourth rotating shaft (44) in the rectangular hole A plurality of second rollers (45) are sleeved and fixed on the outer ring. 4 . The automatic adjustment device for displaying product design works according to claim 1 , wherein a display screen ( 46 ) is installed on the outer wall of the first housing ( 2 ). 5 .

Images