CN218956650U

CN218956650U - Test fixture for electronic components

Info

Publication number: CN218956650U
Application number: CN202223423673.7U
Authority: CN
Inventors: 于泳
Original assignee: Xi'an Shunhui Electronic Technology Co ltd
Current assignee: Xi'an Shunhui Electronic Technology Co ltd
Priority date: 2022-12-20
Filing date: 2022-12-20
Publication date: 2023-05-02
Anticipated expiration: 2032-12-20

Abstract

The utility model discloses a test fixture for electronic components, wherein a chute and a test bench are arranged at the upper end of a workbench, a bearing and a positive and negative threaded rod are arranged in the chute, one end of the positive and negative threaded rod is connected with a motor output shaft through a transmission belt, the surface of the positive and negative threaded rod is connected with a connecting block in a threaded manner, the upper end of the connecting block is provided with a driving box, connecting rods are arranged on opposite sides of the two driving boxes, clamping plates are fixedly connected on opposite sides of the two connecting rods, a first connecting plate is arranged on the other side of the connecting rod, a first spring is fixedly connected on one side of the first connecting plate, a rubber pad is fixedly connected on the other side of the first connecting plate, and sliding blocks are arranged on the upper end and the lower end of the first connecting plate. This test fixture for electronic components has fixedly connected with rubber pad through first spring and first connecting plate one side fixedly connected with in the connecting rod outside, from the effect that makes the device play the buffering to electronic component in pressing from both sides tight in-process, has improved the protection to electronic components.

Description

Test fixture for electronic components

Technical Field

The utility model relates to the technical field of test fixtures, in particular to a test fixture for electronic components.

Background

In the process of electronic component processing, it is often necessary to perform a high Wen Laolian process for a certain time to remove defective electronic components, which requires clamping test with a clamp.

1. The existing clamp device is generally fixed in position, cannot be carried according to the use requirement, and is inconvenient to operate.

2. In the clamping process of the existing clamp, the electronic element collides with the clamp due to inertia, vibration and the like, and even the electronic element is separated from the clamp, so that the detection effect is affected.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a test fixture for electronic components, which solves the problems of inconvenient transportation and detachment of electronic components from the fixture due to inertia and vibration.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a test fixture for electronic components, includes workstation, its characterized in that: the upper end of the workbench is provided with a chute, two ends of the chute are fixedly connected with bearings, the inner ring of the bearing is fixedly connected with a positive and negative threaded rod, one end surface of the positive and negative threaded rod is provided with a driving belt, the other end of the driving belt is in transmission connection with a motor output shaft, the surface of the positive and negative threaded rod is in threaded connection with a connecting block, and the upper end of the connecting block is fixedly connected with a driving box;

the two driving boxes are arranged on opposite sides of the two driving boxes, clamping plates are fixedly connected to opposite sides of the two driving boxes, a first connecting plate is fixedly connected to the other side of the two driving boxes, a first spring is fixedly connected to one side of the first connecting plate, a rubber pad is fixedly connected to the other side of the first connecting plate, and sliding blocks are arranged at the upper end and the lower end of the first connecting plate;

the utility model discloses a test bench, including workstation, flagpole, first backup pad, second connecting plate, telescopic link, workstation middle part is provided with the testboard, workstation lower extreme fixedly connected with telescopic link, the second spring has been cup jointed in the telescopic link outside fixedly, the lower extreme fixedly connected with first backup pad of telescopic link, first backup pad lower extreme is provided with the universal wheel, first backup pad lower extreme four corners edge all is provided with the second connecting plate, second connecting plate lower extreme fixedly connected with cylinder, flagpole lower extreme fixedly connected with second backup pad.

Preferably, the opposite sides of the two clamping plates are provided with protective pads.

Preferably, a rectangular groove matched with the size of the sliding block is formed in the inner wall of the driving box at a position corresponding to the sliding block.

Preferably, one side of the connecting plate is fixedly connected with a first spring, and one side of the first spring, which is far away from the first connecting plate, is fixedly connected to the inner wall of the driving box.

Preferably, a wire is arranged between the motor and the cylinder and the external switch, and the motor and the cylinder are electrically connected with the external switch through the wire.

Preferably, the four corners of the first support plate are fixedly connected with second support plates, the number of the second support plates is four, and the second support plates are distributed in a rectangular shape.

Advantageous effects

The utility model provides a test fixture for electronic components. Compared with the prior art, the method has the following beneficial effects:

1. this test fixture for electronic components through first connecting plate and the first spring of drive box inner wall fixedly connected with and first connecting plate opposite side fixedly connected with rubber pad, through the mutually supporting of connecting rod, first connecting plate, first spring and rubber pad for splint play the effect of buffering to the in-process that electronic components pressed from both sides tightly, have improved the protection to electronic components.

2. This test fixture for electronic components through being provided with the universal wheel in first backup pad lower extreme, makes things convenient for the staff to remove the device, through the mutually supporting of cylinder and second backup pad, avoids the universal wheel to drive the device under the exogenic action and removes, through the mutually supporting of telescopic link and second spring, has promoted the shock attenuation effect of device, fine inner structure that has protected the device.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a normal side structure of the present utility model;

FIG. 3 is a schematic cross-sectional view of the driving box of the present utility model.

In the figure: 1. a work table; 2. a chute; 3. a bearing; 4. a positive and negative threaded rod; 5. a transmission belt; 6. a motor; 7. a connecting block; 8. a drive box; 9. a connecting rod; 10. a clamping plate; 11. a first connection plate; 12. a first spring; 13. a rubber pad; 14. a slide block; 15. a test bench; 16. a telescopic rod; 17. a second spring; 18. a first support plate; 19. a universal wheel; 20. a second connecting plate; 21. a cylinder; 22. and a second support plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a test fixture for electronic components, including workstation 1, spout 2 has been seted up to workstation 1's upper end, spout 2 both ends all fixedly connected with bearing 3, bearing 3 inner circle fixedly connected with positive and negative threaded rod 4, the one end surface of positive and negative threaded rod 4 is provided with drive belt 5, the other end transmission of drive belt 5 is connected with motor 6 output shaft, positive and negative threaded rod 4 surface threaded connection has connecting block 7, connecting block 7's upper end fixedly connected with drive box 8, wherein two connecting block 7 surface has seted up the screw hole with positive and negative threaded rod 4 assorted, so that the screw rod positive and negative 4 passes through the screw thread drive connecting block 7 motion of screw hole surface;

the connecting rods 9 are arranged on opposite sides of the two driving boxes 8, the connecting rods 9 are arranged on opposite sides of the two driving boxes 8 and are arranged in a sliding manner, the connecting rods 9 can slide towards positions far away from electronic components in the clamping process, clamping plates 10 are fixedly connected to opposite sides of the two connecting rods 9, a first connecting plate 11 is fixedly connected to the other side of the connecting rods 9, a first spring 12 is fixedly connected to one side of the first connecting plate 11, the connecting rods 9 can push the first spring 12 in the clamping process of the device, the first spring 12 is deformed, rubber pads 13 are fixedly connected to the other side of the first connecting plate 11, after the electronic components are clamped, the rubber pads 13 are contacted with the inner walls of the driving boxes 8, the impact is relieved, sliding blocks 14 are arranged at the upper end and the lower end of the first connecting plate 11 and are fixedly arranged, and the other end of the sliding blocks 14 are inserted into rectangular grooves, so that the sliding blocks 14 can move along the length direction of the rectangular grooves;

the middle part of workstation 1 is provided with testboard 15, workstation 1 lower extreme fixedly connected with telescopic link 16, telescopic link 16 outside fixed sleeve has second spring 17, and telescopic link 16 aligns with second spring 17 center, alright make telescopic link 16 and second spring 17 evenly atress, the lower extreme fixedly connected with first backup pad 18 of telescopic link 16, first backup pad 18 lower extreme is provided with universal wheel 19, and universal wheel 19 has four sets of, be the rectangle and distribute, just can support device and remove, first backup pad 18 lower extreme four corners edge all is provided with second connecting plate 20, second connecting plate 20 lower extreme fixedly connected with cylinder 21, cylinder 21 and outside switch electric connection, and the longest height of cylinder 21 is greater than the height of universal wheel 19, so that support up the device, make universal wheel 19 break away from ground, cylinder 21 lower extreme fixedly connected with second backup pad 22.

In this example, the opposite sides of the two clamping plates 10 are provided with protective pads to prevent the clamping plates 10 from scratching the electronic components; rectangular grooves matched with the sliding blocks 14 in size are formed in the inner wall of the driving box 8 at positions corresponding to the sliding blocks 14, so that the connecting rods 9 can move along the length direction of the rectangular grooves; one side of the first connecting plate 11 is fixedly connected with a first spring 12, and one side of the first spring 12, which is far away from the first connecting plate 11, is fixedly connected to the inner wall of the driving box 8, so that the movement of the connecting rod 9 drives the first spring 12 to stretch; leads are arranged between the motor 6 and the air cylinder 21 and the external switch, and the motor 6 and the air cylinder 21 are electrically connected with the external switch through the leads so as to control the starting of the motor 6 and the air cylinder 21 through the external switch; four corners of the first supporting plate 18 are fixedly connected with second supporting plates 22, four second supporting plates 22 are arranged, and the second supporting plates 22 are distributed in a rectangular shape so that the whole device is more stable.

When the test fixture for the electronic components works, the device is moved to a required position through the universal wheel 19, the telescopic rod 16 and the second spring 17 play a damping effect in the moving process, vibration generated in the moving process is avoided to damage the internal structure of the device, the cylinder 21 is started through the external switch, the cylinder 21 pushes the second support plate 22 to move downwards, the universal wheel 19 is separated from the ground, the motor 6 is controlled to start through the external switch, the motor 6 drives the positive and negative threaded rod 4 to rotate through the driving belt 5, the two driving boxes 8 are close to the test bench 15, the electronic components are clamped, the connecting rod 9 pushes the first spring 12 to stretch when clamping, the damping effect is achieved on the electronic components, and the phenomenon that the electronic components are separated from the clamping plate 10 due to inertia and vibration is avoided.

And all that is not described in detail in this specification is well known to those skilled in the art.

Claims

1. The utility model provides a test fixture for electronic components, includes workstation (1), its characterized in that: the automatic feeding device is characterized in that a sliding groove (2) is formed in the upper end of the workbench (1), bearings (3) are fixedly connected to two ends of the sliding groove (2), a positive and negative threaded rod (4) is fixedly connected to an inner ring of the bearing (3), a driving belt (5) is arranged on one end surface of the positive and negative threaded rod (4), an output shaft of a motor (6) is connected to the other end of the driving belt (5) in a driving manner, a connecting block (7) is connected to the surface of the positive and negative threaded rod (4) in a threaded manner, and a driving box (8) is fixedly connected to the upper end of the connecting block (7);

connecting rods (9) are arranged on opposite sides of the two driving boxes (8), clamping plates (10) are fixedly connected to opposite sides of the two connecting rods (9), a first connecting plate (11) is fixedly connected to the other side of the connecting rods (9), a first spring (12) is fixedly connected to one side of the first connecting plate (11), a rubber pad (13) is fixedly connected to the other side of the first connecting plate (11), and sliding blocks (14) are arranged at the upper end and the lower end of the first connecting plate (11);

the utility model discloses a test bench, including workstation (1), workstation (1) middle part is provided with testboard (15), workstation (1) lower extreme fixedly connected with telescopic link (16), second spring (17) have been cup jointed in the telescopic link (16) outside fixedly, the lower extreme fixedly connected with first backup pad (18) of telescopic link (16), first backup pad (18) lower extreme is provided with universal wheel (19), first backup pad (18) lower extreme four corners edge all is provided with second connecting plate (20), second connecting plate (20) lower extreme fixedly connected with cylinder (21), cylinder (21) lower extreme fixedly connected with second backup pad (22).

2. The test fixture for electronic components according to claim 1, wherein: the opposite sides of the two clamping plates (10) are provided with protective pads.

3. The test fixture for electronic components according to claim 1, wherein: a rectangular groove matched with the sliding block (14) in size is formed in the inner wall of the driving box (8) at a position corresponding to the sliding block (14).

4. The test fixture for electronic components according to claim 1, wherein: the first spring (12) is fixedly connected to one side of the first connecting plate (11), and one side, far away from the first connecting plate (11), of the first spring (12) is fixedly connected to the inner wall of the driving box (8).

5. The test fixture for electronic components according to claim 1, wherein: and leads are arranged between the motor (6) and the air cylinder (21) and the external switch, and the motor (6) and the air cylinder (21) are electrically connected with the external switch through the leads.

6. The test fixture for electronic components according to claim 1, wherein: four corners of the first supporting plate (18) are fixedly connected with second supporting plates (22), the number of the second supporting plates (22) is four, and the second supporting plates (22) are distributed in a rectangular shape.