Moving mechanism and chip testing machine

Abstract

The utility model discloses a moving mechanism and a chip testing machine, and belongs to the technical field of testing machine movement, the moving mechanism comprises a supporting table, supporting legs are fixedly installed at four corners of the bottom end of the supporting table, the supporting table is hollow, a first threaded rod is rotatably installed between two sides of the inner wall of the supporting table, and a second threaded rod is rotatably installed between two sides of the inner wall of the supporting table. A motor is fixedly installed at the bottom end of the first threaded rod, a supporting plate is installed on the first threaded rod in a threaded mode, supports are symmetrically and fixedly installed at the two ends of the supporting plate, the supports are U-shaped, the two sides of the bottom end of each support slidably penetrate through the bottom end of the supporting table and fixedly provided with a bottom plate, and universal wheels are fixedly installed at the bottom end of each bottom plate. And a positioning assembly matched with the support is arranged on the inner wall of the supporting table, the device can be conveniently moved by adjusting the support to be matched with the universal wheels, meanwhile, the positioning assembly plays a role in supporting the support, the device is more stable in the moving process, and therefore the safety is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of test machine movement, in particular to a mobile mechanism and a chip test machine. Background Art

[0002] At present, the chip tester is an electronic measuring instrument used in the field of electronics and communication technology, suitable for IC sorting. The whole machine adopts automatic feeding, picking, sorting and unloading to ensure the test yield and simplify the operation procedures. The chip tester needs to be moved to different locations for use. Most of the existing chip testers rely on manual handling to move, which is very physically demanding.

[0003] In the prior art, there is a mobile chip tester with application number CN202320858381.1, which includes a tester body, a movable grip fixedly mounted on the outer surface of the tester body, a protective box fixedly mounted on the bottom surface of the tester body, a controller fixedly mounted on the outer surface of the protective box, a battery fixedly mounted on the inner bottom wall of the protective box, the controller is electrically connected to the battery through a wire, and four electric push rods fixedly mounted on the bottom surface of the tester body. This device provides a protective box on the bottom surface of the tester body and a battery inside the protective box, so that the protective box can protect the internal battery, and by fixing a universal wheel at the output end of the electric push rod, the staff can control the output ends of the four electric push rods through the controller to drive the universal wheel to descend, and the staff can easily move the device by moving the grip, which solves the problem that the existing chip tester is inconvenient to move.

[0004] However, in the solution of the above-mentioned prior art, when movement is required, the output end of the electric push rod drives the universal wheel at the bottom thereof to gradually descend and contact the ground to support movement. However, since the overall structure of the current semiconductor optical chip testing machine is large and heavy, it is supported closely by the electric push rod. If the electric push rod is damaged during pushing, the equipment will tilt and overturn, posing a safety hazard. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a mobile mechanism and a chip testing machine, aiming to improve the problem that the single support of the universal wheel leads to potential safety hazards during movement.

[0006] In the first aspect, the utility model provides a mobile mechanism, including a support platform, with legs fixedly installed at the four corners of the bottom end of the support platform, the support platform is hollow inside, a first threaded rod is rotatably installed between the two sides of the inner wall of the support platform, a motor is fixedly installed at the bottom end of the first threaded rod, a support plate is threadedly installed on the first threaded rod, and brackets are symmetrically fixedly installed at both ends of the support plate, the bracket is U-shaped, and the two sides of the bottom end of the bracket slide through the bottom end of the support platform and are fixedly installed with a base plate, a universal wheel is fixedly installed at the bottom end of the base plate, and a positioning component cooperating with the bracket is provided on the inner wall of the support platform.

[0007] In the preferred technical solution of the utility model, the first threaded rod is arranged at the center of the support platform, the motor is fixedly installed at the bottom end of the support platform, and the output end of the motor passes through the bottom end of the support platform and is fixedly connected to the bottom end of the first threaded rod.

[0008] In the preferred technical solution of the utility model, four sliding holes matching the bracket are provided at the bottom end of the support platform, a plurality of springs are symmetrically fixedly installed at the top end of the inner wall of the support platform, a buffer plate is fixedly installed at the bottom end of the spring, there are two buffer plates and they are symmetrically arranged, the buffer plates are arranged directly above the bracket and are movably connected to the top end of the bracket.

[0009] In the preferred technical solution of the present invention, a plurality of support rods are symmetrically fixedly installed on the top of the inner wall of the support platform, a support round block is fixedly installed on the bottom end of the support rod, the plurality of support rods and the plurality of springs are staggered, and when the top end of the bracket fits with the bottom end of the support round block, the top end of the base plate fits with the bottom end of the support platform and the universal wheel is separated from the ground support.

[0010] In the preferred technical solution of the present utility model, the positioning assembly includes a positioning plate and an insertion plate, the positioning plate is fixedly installed on both sides of the bottom end of the inner wall of the support platform, the positioning plate is hollow and has openings on both sides, the insertion plate is symmetrically slidably installed on the inner wall of the positioning plate, the bracket is provided with a socket matching the insertion plate, a driving member is installed at one end of the insertion plate, when the bracket moves down to the ground supported by the universal wheel, the insertion plate moves to pass through the socket, and the insertion plate is slidably connected to the inner wall of the socket.

[0011] In the preferred technical solution of the utility model, the support frame is fixedly installed at the four corners of the bottom end of the inner wall of the support platform, the plug plate is slidably connected to the inner wall of the support frame, and the bracket is arranged between the support frame and the positioning plate.

[0012] In the preferred technical scheme of the present utility model, the driving member includes a second threaded rod, a side plate and a turntable, the side plate is symmetrically fixedly installed on the inner wall of the positioning plate, the second threaded rods are rotatably installed on the two side plates farthest from each other, the plug plate is threadedly installed on the second threaded rod, a first rotating shaft is fixedly installed between the two second threaded rods, the first rotating shaft passes through the side plate and a first bevel gear is fixedly installed on the outside, a second rotating shaft is rotatably installed on one side of the inner wall of the positioning plate, a second bevel gear is fixedly installed on one end of the second rotating shaft, the first bevel gear and the second bevel gear are meshed and connected, the other end of the second rotating shaft passes through one side of the positioning plate and one side of the positioning plate and fixedly installed on the turntable, and the two second threaded rods are symmetrically arranged.

[0013] In the preferred technical solution of the utility model, circular grooves are provided on both sides of the support platform, the turntable is rotatably installed in the circular grooves, and a groove is provided on one side of the turntable, and a pull rod is fixedly installed on the inner wall of the groove.

[0014] In a second aspect, the utility model further provides a chip testing machine, comprising the above-mentioned moving mechanism and a testing machine body, wherein the testing machine body is fixedly installed on the top of the supporting platform.

[0015] The beneficial effects of the utility model are as follows: the utility model obtains a mobile mechanism and a chip testing machine through the above-mentioned design. When movement is required, the starting motor drives the first threaded rod to rotate, and the rotation of the first threaded rod drives the bracket to move downward through the support plate. The bracket moves downward and drives the universal wheel to move downward to the supporting ground through the bottom plate. The rotating turntable drives the first rotating shaft to rotate through the second rotating shaft, the first bevel gear and the second bevel gear. The rotation of the first rotating shaft drives the second threaded rod to rotate. The rotation of the second threaded rod drives the plug plate to move until it passes through the plug hole and enters the support frame. After moving, it is retracted and fixed in the same way. This device can facilitate the movement of the equipment by adjusting the bracket and the universal wheel. At the same time, the cooperation of the plug plate and the bracket supports the bracket, making it more stable during movement, thereby improving safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a structural schematic diagram of a moving mechanism provided by an embodiment of the utility model;

[0018] Figure 2A cross-sectional view of a support platform is provided for an embodiment of the utility model;

[0019] Figure 3 A partial structural schematic diagram of a moving mechanism is provided for an embodiment of the utility model;

[0020] Figure 4 A structural schematic diagram of a positioning assembly is provided for an embodiment of the utility model;

[0021] Figure 5 A schematic structural diagram of a chip testing machine is provided for an embodiment of the utility model.

[0022] In the figure: 110-support table; 111-support leg; 120-first threaded rod; 121-motor; 122-support plate; 123-bracket; 124-bottom plate; 125-universal wheel; 130-spring; 131-buffer plate; 132-support rod; 140-positioning plate; 141-insert plate; 142-support frame; 143-second threaded rod; 144-side plate; 145-turntable; 146-first rotating shaft; 147-second rotating shaft; 200-testing machine body. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the implementation of the utility model clearer, the technical solution in the implementation of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation of the utility model. Obviously, the described implementation is a part of the implementation of the utility model, not all of the implementations. Based on the implementation of the utility model, all other implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-Figure 3 The utility model provides a technical solution: a mobile mechanism, including a support platform 110, with legs 111 fixedly installed at the four corners of the bottom end of the support platform 110, the support platform 110 is hollow, and a first threaded rod 120 is rotatably installed between the two sides of the inner wall of the support platform 110, and a motor 121 is fixedly installed at the bottom end of the first threaded rod 120. The first threaded rod 120 is arranged at the center of the support platform 110, and the motor 121 is fixedly installed at the bottom end of the support platform 110. The output end of the motor 121 passes through the bottom end of the support platform 110 and is fixedly connected to the bottom end of the first threaded rod 120. A support plate 122 is threadedly installed on the first threaded rod 120, and brackets 123 are symmetrically fixedly installed at both ends of the support plate 122. The bracket 123 is U-shaped, and both sides of the bottom end of the bracket 123 slide through the bottom end of the support platform 110 and are fixedly installed with a bottom plate 124, and a universal wheel 125 is fixedly installed at the bottom end of the bottom plate 124. A positioning component cooperating with the bracket 123 is provided on the inner wall of the support platform 110.

[0025] In some specific implementation schemes, four sliding holes matching the bracket 123 are provided at the bottom end of the support platform 110, and multiple springs 130 are symmetrically fixedly installed on the top of the inner wall of the support platform 110. A buffer plate 131 is fixedly installed on the bottom end of the spring 130. There are two buffer plates 131 and they are symmetrically arranged. The buffer plate 131 is arranged directly above the bracket 123 and is movably connected to the top of the bracket 123, so as to play a buffering role when the bracket 123 moves upward, thereby preventing the bracket 123 from colliding with the top of the inner wall of the support platform 110 and causing damage.

[0026] In some specific implementation schemes, multiple support rods 132 are symmetrically fixedly installed on the top of the inner wall of the support platform 110, and a support round block is fixedly installed on the bottom end of the support rod 132. The multiple support rods 132 and the multiple springs 130 are staggered. When the top end of the bracket 123 fits with the bottom end of the support round block, the top end of the base plate 124 fits with the bottom end of the support platform 110 and the universal wheel 125 is separated from the ground support, which protects the spring 130 and prevents the bracket 123 from excessively squeezing the spring 130 and causing damage.

[0027] See also Figure 4 The positioning assembly includes a positioning plate 140 and an inserting plate 141. The positioning plates 140 are fixedly installed on both sides of the bottom end of the inner wall of the support platform 110. The positioning plate 140 is hollow and has openings on both sides. The inserting plates 141 are symmetrically slidably installed on the inner wall of the positioning plate 140. The bracket 123 is provided with a socket matching the inserting plate 141. A driving member is installed at one end of the inserting plate 141. When the bracket 123 moves down to the ground supported by the universal wheel 125, the inserting plate 141 moves to pass through the socket. The inserting plate 141 is slidably connected with the inner wall of the socket. The driving member includes a second threaded rod 143, a side plate 144 and a turntable 145. The side plates 144 are symmetrically fixedly installed on the inner wall of the positioning plate 140. The second threaded rod 143 is rotatably installed on the farthest side of the two side plates 144, the insert plate 141 is threadedly installed on the second threaded rod 143, the first rotating shaft 146 is fixedly installed between the two second threaded rods 143, the first rotating shaft 146 passes through the side plate 144 and the first bevel gear is fixedly installed on the outside, the second rotating shaft 147 is rotatably installed on one side of the inner wall of the positioning plate 140, the second bevel gear is fixedly installed on one end of the second rotating shaft 147, the first bevel gear and the second bevel gear are meshed and connected, the other end of the second rotating shaft 147 passes through one side of the positioning plate 140 and one side of the positioning plate 140 and is fixedly installed on the turntable 145, and the two second threaded rods 143 are symmetrically arranged.

[0028] In some specific implementation schemes, a support frame 142 is fixedly installed at the four corners of the bottom inner wall of the support platform 110, the plug plate 141 is slidably connected to the inner wall of the support frame 142, and the bracket 123 is arranged between the support frame 142 and the positioning plate 140, thereby improving the stability and support of the plug plate 141.

[0029] In some specific implementation schemes, circular grooves are provided on both sides of the support platform 110, and the turntable 145 is rotatably installed in the circular grooves. A groove is provided on one side of the turntable 145, and a pull rod is fixedly installed on the inner wall of the groove. The turntable 145 is arranged in the circular groove to prevent damage caused by collision during movement. The arrangement of the groove and the pull rod facilitates the rotation of the turntable 145.

[0030] See also Figure 5 The embodiment of the utility model further provides a chip tester, including the above-mentioned moving mechanism and a tester body 200 , and the tester body 200 is fixedly installed on the top of the support platform 110 .

[0031] Working principle: when movement is required, the motor 121 is started to drive the first threaded rod 120 to rotate, the first threaded rod 120 rotates and drives the bracket 123 to move downward through the support plate 122, the bracket 123 moves downward and drives the universal wheel 125 to move down to the supporting ground through the bottom plate 124, the rotating turntable 145 drives the first rotating shaft 146 to rotate through the second rotating shaft 147, the first bevel gear and the second bevel gear, the first rotating shaft 146 rotates and drives the second threaded rod 143 to rotate, the second threaded rod 143 rotates and drives the plug plate 141 to move through the insertion hole and into the support frame 142, and after moving, it is retracted and fixed in the same way.

[0032] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A mobile mechanism, comprising a support platform, wherein legs are fixedly mounted at four corners of the bottom end of the support platform, characterized in that: The support platform is hollow inside, and a first threaded rod is rotatably installed between the two sides of the inner wall of the support platform, a motor is fixedly installed at the bottom end of the first threaded rod, a support plate is threadedly installed on the first threaded rod, and brackets are symmetrically fixedly installed at both ends of the support plate. The bracket is U-shaped, and the two sides of the bottom end of the bracket slide through the bottom end of the support platform and are fixedly installed with a base plate, and a universal wheel is fixedly installed at the bottom end of the base plate, and a positioning component cooperating with the bracket is provided on the inner wall of the support platform.

2. A moving mechanism according to claim 1, characterized in that: The first threaded rod is arranged at the center of the support platform, the motor is fixedly installed at the bottom end of the support platform, and the output end of the motor passes through the bottom end of the support platform and is fixedly connected to the bottom end of the first threaded rod.

3. A moving mechanism according to claim 1, characterized in that: The bottom end of the support platform is provided with four sliding holes matching the bracket, a plurality of springs are symmetrically fixedly installed on the top end of the inner wall of the support platform, and a buffer plate is fixedly installed on the bottom end of the springs.

4. A moving mechanism according to claim 1, characterized in that: A plurality of support rods are symmetrically fixedly installed on the top end of the inner wall of the support platform, and a support round block is fixedly installed on the bottom end of the support rod.

5. A moving mechanism according to claim 1, characterized in that: The positioning assembly includes a positioning plate and an insert plate. The positioning plate is fixedly installed on both sides of the bottom end of the inner wall of the support platform. The positioning plate is hollow and has openings on both sides. The insert plate is symmetrically slidably installed on the inner wall of the positioning plate. The bracket is provided with a socket matching the insert plate, and a driving member is installed at one end of the insert plate.

6. A moving mechanism according to claim 5, characterized in that: The support frame is fixedly installed at four corners of the bottom end of the inner wall of the support platform, and the plug board is slidably connected to the inner wall of the support frame.

7. A moving mechanism according to claim 6, characterized in that: The driving member includes a second threaded rod, a side plate and a turntable, the side plate is symmetrically fixedly installed on the inner wall of the positioning plate, the second threaded rods are rotatably installed on the two side plates farthest from each other, the plug plate is threadedly installed on the second threaded rod, the first rotating shaft is fixedly installed between the two second threaded rods, the first rotating shaft passes through the side plate and the first bevel gear is fixedly installed on the outside, the second rotating shaft is rotatably installed on one side of the inner wall of the positioning plate, the second bevel gear is fixedly installed on one end of the second rotating shaft, the first bevel gear and the second bevel gear are meshed and connected, and the other end of the second rotating shaft passes through one side of the positioning plate and one side of the positioning plate and fixedly installed on the turntable.

8. A moving mechanism according to claim 7, characterized in that: Circular grooves are arranged on both sides of the support platform, and the turntable is rotatably installed in the circular grooves. A groove is arranged on one side of the turntable, and a pull rod is fixedly installed on the inner wall of the groove.

9. A chip testing machine, characterized in that: It comprises the moving mechanism as described in any one of claims 1 to 8 and a testing machine body, wherein the testing machine body is fixedly mounted on the top of the supporting platform.

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