CN220289281U

CN220289281U - PC lens shock resistance detection device

Info

Publication number: CN220289281U
Application number: CN202321732022.8U
Authority: CN
Inventors: 姚磊; 李祖铭
Original assignee: Shenzhen Chutian Weiye Electronics Co ltd
Current assignee: Shenzhen Chutian Weiye Electronics Co ltd
Priority date: 2023-07-04
Filing date: 2023-07-04
Publication date: 2024-01-02
Anticipated expiration: 2033-07-04

Abstract

The utility model relates to the technical field of PC lens impact resistance detection equipment, in particular to a PC lens impact resistance detection device, which comprises a bottom plate and an impact assembly, wherein the inside of the bottom plate is connected with the outside of a moving assembly, the upper part of the moving assembly is connected with the outside of a buffer assembly, the outside of the impact assembly is connected with the end part of a position adjustment assembly, the lower part of the position adjustment assembly is connected with the upper part of the bottom plate, and the upper part of the bottom plate is also connected with the lower part of a protective cover; according to the utility model, the PC lens is clamped and fixed by arranging the moving component and the buffer component at the lower part of the hammer head, and then the protective cover is arranged around the hammer head to prevent fragments generated by impact from flying out; through the cooperation of above-mentioned subassembly, make every PC lens receive the position of impact the same, increased the testing result accuracy, make impact detection become safer and more reliable.

Description

PC lens shock resistance detection device

Technical Field

The utility model relates to the technical field of PC lens impact resistance detection equipment, in particular to a PC lens impact resistance detection device.

Background

CN200920042841.3, the thermoplastic PC lens shock resistance detecting device, when working, the electromagnet is electrified at intervals, at the instant of electrifying, the coil generates attraction force, under the action of the attraction force, the electromagnet moving block drives the hammer head to impact the lens rapidly. At the moment of power failure, the attractive force generated by the coil disappears, the electromagnet movable block drives the hammer to return to the original position under the action of the elastic force of the spring, and the hammer is impacted to move when the next coil is electrified, so that the process is repeated; the device can accurately set the impact force of the hammer head by setting the current of the electromagnet coil, and can accurately set the frequency of the hammer head impacting the lens to be inspected by setting the on-off frequency of the electromagnet coil.

But the device is not fixed PC lens when carrying out impact performance and is examined for every PC lens receives the position of impact probably different, leads to the testing result accurate inadequately, and if PC lens is smashed, the piece probably can fly out and cause personnel injury, has the potential safety hazard.

Disclosure of Invention

The utility model aims to provide a PC lens impact resistance detection device, which is characterized in that a buffer assembly is pushed by a moving assembly, so that a PC lens is clamped between the two buffer assemblies, the PC lens is fixed, and then a protective cover is arranged around a hammer head to prevent fragments from flying out, so that impact detection is safer, and the problems in the background art are solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the PC lens shock resistance detection device comprises a bottom plate and an impact assembly, wherein the inside of the bottom plate is connected with the outside of a moving assembly, the upper part of the moving assembly is connected with the outside of a buffer assembly, the outside of the impact assembly is connected with the end part of a position adjustment assembly, the lower part of the position adjustment assembly is connected with the upper part of the bottom plate, and the upper part of the bottom plate is also connected with the lower part of a protective cover;

wherein the position adjustment assembly comprises: the support plate, the outside fixed connection of support plate is in the outside of motor, the output shaft of motor passes through the one end of coupling joint in screw rod one, the other end of screw rod one is connected in the one end of screw rod two through the joint, the other end of screw rod two rotates the middle part of connecting in the support plate, the upper portion fixed connection of support plate is in the both ends of guide bar, the outside sliding connection of guide bar is in the middle part of roating seat one, roating seat lower part cup joints in the outside of screw rod one, the outside of guide bar is sliding connection in the middle part of roating seat two still, the lower part of roating seat two cup joints in the outside of screw rod two.

Preferably, a groove body is formed in the upper portion of the bottom plate, and the inner wall of the groove body is fixedly connected to the outer side of the supporting plate.

Preferably, the screw thread directions of the screw rod I and the screw rod II are opposite.

Preferably, the upper parts of the first rotating seat and the second rotating seat are respectively provided with a buffer component.

Preferably, the buffer assembly includes: the anti-slip pad and the spring, the outside fixed connection of anti-slip pad is in the one side of clamp splice, the another side fixed connection of clamp splice is in the one end of locating lever, the other end fixed connection of locating lever is in the outside of circular stopper, the outside sliding connection of locating lever in the upper portion of roating seat two, the inner circle of spring cup joints in the outside of locating lever, just the both ends of spring support between clamp splice and roating seat two.

Preferably, the impact assembly includes: the hammer comprises a hammer head and a balancing weight, wherein the upper portion of the hammer head is in threaded connection with the lower end of a hammer rod, the outer portion of the hammer rod is fixedly connected with the center of a supporting plate, the outer portion of the hammer rod is in sliding connection with the inner portion of a sleeve, the sleeve is located below the supporting plate, the upper portion of the hammer rod is inserted into the balancing weight, the upper portion of the hammer rod is in threaded connection with the inner portion of a locking sleeve, and the locking sleeve is located above the balancing weight.

Preferably, the position adjustment assembly includes: the support, the lower extreme fixed connection of support in the upper portion of bottom plate, the upper end fixed connection of support is in slide one's both ends, slide one's outside slip grafting in the lower part of slider, slide two's outside in slide upper portion slip cup joint, slide two's one end fixed connection in square stopper's outside, slide two's the other end fixed connection in telescopic lateral part.

Preferably, the inner thread of the sliding block is connected with the outer part of the locking screw, and the first sliding plate and the second sliding plate are in degrees.

Preferably, the protective cover comprises: the lower end of the rotating shaft is fixedly connected to the edge position of the upper part of the bottom plate, and the outer part of the rotating shaft is rotationally connected with one end of the transparent plate.

Preferably, the other end of the transparent plate is provided with a mounting groove, and the inner wall of the mounting groove is fixedly connected with the outside of the magnet.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the PC lens is clamped and fixed by arranging the moving component and the buffer component at the lower part of the hammer head, and then the protective cover is arranged around the hammer head to prevent fragments generated by impact from flying out; through the cooperation of above-mentioned subassembly, make every PC lens receive the position of impact the same, increased the testing result accuracy, make impact detection become safer and more reliable.

Drawings

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

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

FIG. 3 is a schematic view of the structure of the moving assembly and the buffer assembly of the present utility model;

fig. 4 is a schematic diagram of an explosive structure according to the present utility model.

In the figure: 1. an impact assembly; 2. a position adjustment assembly; 3. a moving assembly; 4. a buffer assembly; 5. a bottom plate; 6. a PC lens; 7. a protective cover; 8. a motor; 9. a support plate; 10. a guide rod; 11. a rotating seat I; 12. an anti-slip pad; 13. clamping blocks; 14. a spring; 15. a positioning rod; 16. a limiting block; 17. a first screw; 18. a joint; 19. a second screw; 20. a second rotating seat; 21. a tank body; 22. a locking sleeve; 23. balancing weight; 24. a hammer rod; 25. a supporting plate; 26. a sleeve; 27. a hammer head; 28. a slide block; 29. a second slide plate; 30. a square limiting block; 31. a locking screw; 32. a first sliding plate; 33. a bracket; 34. a rotating shaft; 35. a transparent plate; 36. a mounting groove; 37. and (3) a magnet.

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. 1-4, the present utility model provides a technical solution: the utility model provides a PC lens shock resistance detection device, includes bottom plate 5 and impact assembly 1, and the inside connection of bottom plate 5 is in the outside of moving assembly 3, and the outside in buffer assembly 4 is connected on the upper portion of moving assembly 3, and the outside of impact assembly 1 is connected in the tip of position adjustment subassembly 2, and the lower part of position adjustment subassembly 2 is connected in the upper portion of bottom plate 5, and the upper portion of bottom plate 5 still is connected in the lower part of protection casing 7.

The position adjustment assembly 2 includes: the support plate 9, the outside fixed connection of support plate 9 is in the outside of motor 8, the output shaft of motor 8 passes through the one end of coupling joint in screw rod one 17, the other end of screw rod one 17 passes through the one end that connects 18 in screw rod two 19, the other end rotation of screw rod two 19 is connected in the middle part of support plate 9, the upper portion fixed connection of support plate 9 is in the both ends of guide bar 10, the outside sliding connection of guide bar 10 is in the middle part of roating seat one 11, the outside in screw rod one 17 is cup jointed to roating seat one 11 lower part, the outside of guide bar 10 is sliding connection in the middle part of roating seat two 20 still, the lower part of roating seat two 20 cup joints in the outside of screw rod two 19.

Further, the supporting plate 9 is used for fixing the motor 8, the outer part of the supporting plate 9 is fixedly connected to the outer part of the motor 8, and an output shaft of the motor 8 is connected to one end of the first screw 17 through a coupling; the first screw rod 17 is used for driving the first rotating seat 11 to move, the second screw rod 19 is used for driving the second rotating seat 20 to move, the screw thread directions of the first screw rod 17 and the second screw rod 19 are opposite, the other end of the first screw rod 17 is connected with one end of the second screw rod 19 through a joint 18, and the other end of the second screw rod 19 is rotationally connected with the middle part of the supporting plate 9; the guide rod 10 is used for limiting the rotary seat I11 and the rotary seat II 20, so that the rotary seat I11 and the rotary seat II 20 keep horizontally moving, the upper portion of the support plate 9 is fixedly connected to two ends of the guide rod 10, the outer portion of the guide rod 10 is slidably connected to the middle portion of the rotary seat I11, the lower portion of the rotary seat I11 is sleeved on the outer portion of the screw rod I17, the outer portion of the guide rod 10 is slidably connected to the middle portion of the rotary seat II 20, and the lower portion of the rotary seat II 20 is sleeved on the outer portion of the screw rod II 19.

Further, a groove body 21 is formed on the upper portion of the bottom plate 5, and the inner wall of the groove body 21 is fixedly connected to the outer side of the supporting plate 9.

The upper parts of the first rotating seat 11 and the second rotating seat 20 are respectively provided with a buffer component 4, and the connection mode of the first rotating seat 11 and the buffer component 4 is the same as the connection mode of the second rotating seat 20 and the buffer component 4.

The cushion assembly 4 includes: the anti-slip pad 12 and the spring 14, the outside fixed connection of anti-slip pad 12 is in the one side of clamp splice 13, the another side fixed connection of clamp splice 13 is in the one end of locating lever 15, the other end fixed connection of locating lever 15 is in the outside of circular stopper 16, the outside sliding connection of locating lever 15 is in the upper portion of roating seat two 20, the inner circle of spring 14 cup joints in the outside of locating lever 15, and the both ends of spring 14 support between clamp splice 13 and roating seat two 20.

Further, the anti-slip pad 12 prevents the clamping block 13 and the PC lens from slipping, and the outer part of the anti-slip pad 12 is fixedly connected to one surface of the clamping block 13; the clamping block 13 is used for clamping and fixing the PC lens 6, and the other surface of the clamping block 13 is fixedly connected to one end of the positioning rod 15; the positioning rod 15 is used for limiting the position of the clamping block 13, the other end of the positioning rod 15 is fixedly connected to the outer part of the circular limiting block 16, the limiting block 16 prevents the positioning rod 15 from being separated from the rotating seat 20, and the outer part of the positioning rod 15 is connected to the upper part of the second rotating seat 20 in a sliding manner; the spring 14 prevents the second rotary seat 20 from striking the clamping block 13, the inner ring of the spring 14 is sleeved outside the positioning rod 15, and two ends of the spring 14 are supported between the clamping block 13 and the second rotary seat 20.

The impact assembly 1 comprises: the hammer head 27 and the balancing weight 23, the upper portion of hammer head 27 threaded connection hammer stem 24's lower extreme, hammer stem 24 outside fixed connection is in the center of layer board 25, and hammer stem 24 outside sliding connection is in the inside of sleeve 26, and sleeve 26 is located the below of layer board 25, and the upper portion of hammer stem 24 is pegged graft in balancing weight 23 inside, and the upper portion of hammer stem 24 is through threaded connection in lock sleeve 22's inside, and lock sleeve 22 is located balancing weight 23 top.

Further, the hammer 27 is used for impacting the PC lens, and the upper part of the hammer 27 is connected with the lower end of the hammer rod 24 in a threaded manner; the hammer rod 24 is used for driving the hammer 27 to move upwards, and meanwhile, the hammer 27 is connected with the balancing weight 23 through the hammer rod 24, so that the impact force of the hammer 27 is changed; the supporting plate 25 is used for bearing the balancing weight 23, and the outside of the hammer lever 24 is fixedly connected to the center of the supporting plate 25; the sleeve 26 is used for limiting the position of the hammer lever 24, the outside of the hammer lever 24 is connected with the inside of the sleeve 26 in a sliding manner, and the sleeve 26 is positioned below the supporting plate 25; the weight 23 can increase its piece number according to the impact force size that actually needs, and the upper portion of weight 23 hammer stem 24 is pegged graft in weight 23 inside, and the upper portion of hammer stem 24 is through threaded connection in lock sleeve 22's inside, and lock sleeve 22 is located weight 23 top, and lock sleeve 22 is used for the clamp to connect fixed weight 23.

The position adjustment assembly 2 includes: the support 33, the lower extreme fixed connection of support 33 is in the upper portion of bottom plate 5, and the upper end fixed connection of support 33 is in the both ends of slide one 32, and the outside slip grafting of slide one 32 is in the lower part of slider 28, and the upper portion slip cup joint of slider 28 is in the outside of slide two 29, and the one end fixed connection of slide two 29 is in the outside of square stopper 30, and the other end fixed connection of slide two 29 is in the lateral part of sleeve 26.

Further, the bracket 33 is used for supporting and fixing the first slide plate 32, the lower end of the bracket 33 is fixedly connected to the upper part of the bottom plate 5, and the upper end of the bracket 33 is fixedly connected to two ends of the first slide plate 32; the sliding block 28 is used for driving the sliding plate II 29 and the impact assembly 1 to move left and right, the outer part of the sliding plate I32 is in sliding connection with the lower part of the sliding block 28, the upper part of the sliding block 28 is in sliding connection with the outer part of the sliding plate II 29, and the sliding plate II 29 is used for driving the impact assembly 1 to move back and forth; the square limiting block 30 is used for preventing the second sliding plate 29 from being separated from the sliding block 28, one end of the second sliding plate 29 is fixedly connected to the outside of the square limiting block 30, and the other end of the second sliding plate 29 is fixedly connected to the side part of the sleeve 26; the first slide plate 32 and the second slide plate 29 are 90 degrees; the locking screw 31 is used for fixing the first slide plate 32 and the second slide plate 29, the locking screw 31 is screwed down, so that the end parts of the locking screw 31 are tightly pressed against the outer parts of the first slide plate 32 and the second slide plate 29, the first slide plate 32 and the second slide plate 29 cannot slide relatively with the slide block 28, and the inner part of the slide block 28 is connected with the outer part of the locking screw 31 in a threaded manner.

The shield 7 includes: the rotating shaft 34, the lower end of the rotating shaft 34 is fixedly connected to the upper edge position of the bottom plate 5, and the outside of the rotating shaft 34 is rotatably connected with one end of the transparent plate 35.

Further, the rotating shaft 34 is used for supporting the transparent plate 35 to rotate, and the lower end of the rotating shaft 34 is fixedly connected to the upper edge position of the bottom plate 5; the transparent plate 35 is used for preventing fragments from flying out to hurt people, the transparent plate 35 is of a transparent structure, so that the PC lens is convenient to observe the impact condition of the PC lens, and the outer part of the rotating shaft 34 is rotationally connected with one end of the transparent plate 35; the other end of the transparent plate 35 is provided with a mounting groove 36, the inner wall of the mounting groove 36 is fixedly connected to the outside of the magnet 37, and the magnet 37 enables the two transparent plates 35 to be adsorbed together after being closed, so that protection is tighter.

Working principle: firstly, a PC lens is placed between two buffer components 4, then a first screw rod 17 is driven to rotate by a motor 8, a second screw rod 19 is driven to rotate by a first screw rod 17 through a joint 18, a first rotating seat 11 is driven to move towards the joint 18 by the first screw rod 17, a second rotating seat 20 is driven to move towards the joint 18 by the second screw rod 19, the buffer components 4 connected above the first rotating seat 11 and the second rotating seat 20 are mutually close to each other, the PC lens is clamped and fixed, after an anti-slip pad 12 in the buffer components 4 contacts the PC lens, the anti-slip pad 12 and a clamping block 13 stop moving, but the first rotating seat 11 and the second rotating seat 20 still move for a small distance to compress a spring 14, at the moment, the spring 14 plays a role in buffering, and the PC lens is prevented from being broken by collision; after the PC lens is clamped and fixed, the locking screw 31 is rotated, so that the end part of the locking screw 31 is not contacted with the first slide plate 32 and the second slide plate 29, the sliding block 28 can slide relative to the first slide plate 32 and the second slide plate 29, the position of the hammer 27 can be adjusted according to the position required to be impacted by the PC lens, after the adjustment is finished, the locking screw 31 is screwed, the end part of the locking screw 31 is tightly pressed against the outer parts of the first slide plate 32 and the second slide plate 29, and the sliding block 28 cannot slide relative to the first slide plate 32 and the second slide plate 29; after the impact position is determined, the number of the balancing weights 23 is increased according to the impact force actually required, the balancing weights 23 are sleeved at the upper end of the hammer rod 24, and then the locking sleeve 22 is connected to the outer part of the upper end of the hammer rod 24 through threads and screwed, so that the balancing weights 23 are clamped between the supporting plate 25 and the locking sleeve 22; the hammer lever 24 is then pulled upward until the hammer head 27 contacts the lower portion of the sleeve 26, and the hammer lever 24 is then released, allowing the hammer lever 24 to drop freely until the lower hammer head 27 strikes the surface of the PC lens, thus completing an impact test.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The PC lens shock resistance detection device is characterized by comprising a bottom plate (5) and an impact assembly (1), wherein the inside of the bottom plate (5) is connected with the outside of a moving assembly (3), the upper part of the moving assembly (3) is connected with the outside of a buffer assembly (4), the outside of the impact assembly (1) is connected with the end part of a position adjustment assembly (2), the lower part of the position adjustment assembly (2) is connected with the upper part of the bottom plate (5), and the upper part of the bottom plate (5) is also connected with the lower part of a protective cover (7);

wherein the position adjustment assembly (2) comprises: the support plate (9), the outside fixed connection of backup pad (9) is in the outside of motor (8), the output shaft of motor (8) passes through the one end of coupling joint in screw rod one (17), the other end of screw rod one (17) is connected in the one end of screw rod two (19) through joint (18), the other end of screw rod two (19) rotates and is connected in the middle part of backup pad (9), the upper portion fixed connection of backup pad (9) is in the both ends of guide bar (10), the outside sliding connection of guide bar (10) is in the middle part of roating seat one (11), the outside of roating seat one (11) lower part cup joints in the outside of screw rod one (17), the outside of guide bar (10) still sliding connection is in the middle part of roating seat two (20), the lower part of roating seat two (20) cup joints in the outside of screw rod two (19).

2. The device for detecting the impact resistance of a PC lens according to claim 1, wherein: the upper portion of bottom plate (5) has seted up cell body (21), the inner wall of cell body (21) fixed connection in the outside of backup pad (9).

3. The device for detecting the impact resistance of a PC lens according to claim 1, wherein: the screw thread directions of the screw rod I (17) and the screw rod II (19) are opposite.

4. The device for detecting the impact resistance of a PC lens according to claim 1, wherein: the upper parts of the rotary seat I (11) and the rotary seat II (20) are respectively provided with a buffer component (4).

5. The device for detecting the impact resistance of a PC lens according to claim 1, wherein: the cushioning assembly (4) comprises: the anti-slip device comprises an anti-slip pad (12) and a spring (14), wherein the outer part of the anti-slip pad (12) is fixedly connected to one side of a clamping block (13), the other side of the clamping block (13) is fixedly connected to one end of a positioning rod (15), the other end of the positioning rod (15) is fixedly connected to the outer part of a circular limiting block (16), the outer part of the positioning rod (15) is slidably connected to the upper part of a rotating seat II (20), the inner ring of the spring (14) is sleeved on the outer part of the positioning rod (15), and two ends of the spring (14) are supported between the clamping block (13) and the rotating seat II (20).

6. The device for detecting the impact resistance of a PC lens according to claim 1, wherein: the impact assembly (1) comprises: hammer head (27) and balancing weight (23), the lower extreme of upper portion threaded connection hammer stem (24) of hammer head (27), hammer stem (24) outside fixed connection is in the center of layer board (25), hammer stem (24) outside sliding connection is in the inside of sleeve (26), just sleeve (26) are located the below of layer board (25), peg graft in balancing weight (23) inside on the upper portion of hammer stem (24), the upper portion of hammer stem (24) is through threaded connection in the inside of lock sleeve (22), just lock sleeve (22) are located balancing weight (23) top.

7. The device for detecting the impact resistance of a PC lens according to claim 1, wherein: the position adjustment assembly (2) comprises: the support (33), the lower extreme fixed connection of support (33) in the upper portion of bottom plate (5), the upper end fixed connection of support (33) is in the both ends of slide one (32), the outside slip grafting of slide one (32) is in the lower part of slider (28), the upper portion slip grafting of slider (28) is in the outside of slide two (29), the one end fixed connection of slide two (29) is in the outside of square stopper (30), the other end fixed connection of slide two (29) is in the lateral part of sleeve (26).

8. The device for detecting shock resistance of a PC lens according to claim 7, wherein: the inner thread of the sliding block (28) is connected with the outer part of the locking screw (31), and the first sliding plate (32) and the second sliding plate (29) are 90 degrees.

9. The device for detecting the impact resistance of a PC lens according to claim 1, wherein: the protective cover (7) comprises: the rotating shaft (34), the lower extreme fixed connection of rotating shaft (34) is in bottom plate (5) upper portion border position, the outside of rotating shaft (34) rotates the one end of connecting transparent board (35).

10. The device for detecting the impact resistance of a PC lens according to claim 9, wherein: the other end of the transparent plate (35) is provided with a mounting groove (36), and the inner wall of the mounting groove (36) is fixedly connected with the outside of the magnet (37).