CN112378766A

CN112378766A - Withstand voltage testing arrangement is used in metal substrate processing

Info

Publication number: CN112378766A
Application number: CN202011238436.6A
Authority: CN
Inventors: 刘莉
Original assignee: Shenzhen Dingyexin Electronics Co ltd
Current assignee: Shenzhen Dingyexin Electronics Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-02-19

Abstract

The invention discloses a pressure resistance testing device for metal substrate processing, and particularly relates to the field of metal substrate processing. According to the invention, the rotation of the motor is utilized to drive the two first threaded rods to rotate, the threaded connection between the first threaded rod and the fixed plate is utilized to enable the rotation of the first threaded rod to drive the fixed plate to move up and down, so that the hydraulic cylinder is driven to move up and down, the first pressing plate and the second pressing plate are driven to move up and down, the second pressing plate can be driven to be attached to the surface of the aluminum substrate, and the hydraulic cylinder is utilized to carry out a pressure resistance test.

Description

Withstand voltage testing arrangement is used in metal substrate processing

Technical Field

The invention relates to the technical field of metal substrate processing, in particular to a withstand voltage testing device for metal substrate processing.

Background

The aluminum substrate is a metal-based copper-clad plate with good heat dissipation function, and a single-sided board generally comprises a three-layer structure, namely a circuit layer (copper foil), an insulating layer and a metal base layer. The high-end application is also designed to be a double-sided board, and the structure of the double-sided board is a circuit layer, an insulating layer, an aluminum base, an insulating layer and a circuit layer. The aluminum-based composite board is rarely used as a composite board and can be formed by laminating a common composite board, an insulating layer and an aluminum base.

In the aluminum substrate processing process, a pressure resistance test needs to be performed on the aluminum substrate, and the traditional pressure resistance test device drives the pressing plate to directly extrude the aluminum substrate through the hydraulic cylinder, so that the instantaneous pressure value when the pressing plate is in contact with the aluminum substrate is large, and the measurement result of the pressure sensor is inaccurate.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks of the prior art, embodiments of the present invention provide a withstand voltage testing apparatus for metal substrate processing, so as to solve the above-mentioned problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: the pressure resistance testing device for processing the metal substrate comprises a workbench, wherein supporting plates are fixedly connected to two sides of the top of the workbench, a top plate is fixedly connected to the tops of the two supporting plates, a first bearing is embedded into each of two sides of the top plate, a first threaded rod is fixedly sleeved on each of inner rings of the two first bearings, a first sleeve is fixedly connected to each of two sides of the top of the workbench, the bottom end of the first threaded rod is sleeved inside the first sleeve, and a driving mechanism for driving the first threaded rod to rotate is arranged at the top of the top plate;

the surface of each of the two first threaded rods is sleeved with a fixing plate and a sliding plate respectively, the fixing plate is in threaded connection with the surface of each of the first threaded rods, the bottom of the fixing plate is fixedly connected with a hydraulic cylinder, the bottom end of the hydraulic cylinder is fixedly connected with the top of the sliding plate, the bottom of the sliding plate is fixedly connected with a plurality of connecting rods, the bottom ends of the connecting rods are fixedly connected with a first pressing plate, a second pressing plate is arranged below the first pressing plate, a buffer mechanism is arranged between the first pressing plate and the second pressing plate, and a pressure sensor is arranged inside the second pressing plate;

the utility model discloses a high-efficient quick-witted, including workstation top surface, the board is placed to the middle part fixedly connected with a plurality of bracing pieces of workstation top surface, the board is placed to the top fixedly connected with of bracing piece, the top of workstation just is located two connecting plates that distribute around the both sides fixedly connected with of placing the board, the connecting plate is close to one side of placing the board and slides and is provided with splint, be provided with the adjustment mechanism who is used for adjusting the splint height on the connecting plate.

Furthermore, actuating mechanism includes the motor of fixed mounting at the roof top, the output shaft fixedly connected with driving gear of motor, two the equal fixedly connected with driven gear in top of threaded rod, just the driving gear passes through the chain and is connected with two driven gear transmissions.

Furthermore, two a recess has all been seted up to one side that the backup pad is relative, the inside fixedly connected with slide bar of a recess, the both sides of slide cup joint the surface at two slide bars.

Further, the both sides of slide all fixedly connected with connecting block, the connecting block is kept away from one side of slide and has been seted up the ball groove, the inside embedding in ball groove has the ball rolling in its inside, the ball groove has been seted up to the lateral wall of a recess, just the surface of ball and the inner wall roll connection in ball groove.

Further, buffer gear includes a plurality of telescopic links of fixed connection between a clamp plate and No. two clamp plates, two snap rings, two have been cup jointed to the fixed surface of telescopic link fixedly connected with cover establishes the reset spring on telescopic link surface between the snap ring.

Further, adjustment mechanism is including seting up No. two recesses that are close to on one side of placing the board at the connecting plate, No. two slide bars of inside fixedly connected with of No. two recesses, No. two sleeves of top fixedly connected with of No. two recess inner walls, No. two threaded rods have been cup jointed to telescopic inside No. two, the top of connecting plate is inlayed and is had No. two bearings, just the inner circle of No. two bearings cup joints with the fixed surface of No. two threaded rods, the top fixedly connected with adjust knob of No. two threaded rods, the splint cover is established on the surface of No. two slide bars, just splint and the surface threaded connection of No. two threaded rods.

Furthermore, the bottom of the clamping plate is fixedly connected with an anti-skid block, and the anti-skid block is a rubber block.

Furthermore, the bottom of workstation fixedly connected with four supporting legs, just the bottom fixedly connected with rubber backing plate of supporting leg.

The invention has the technical effects and advantages that:

1. compared with the prior art, through setting up the motor, can utilize the rotation of motor to drive two threaded rods and rotate, utilize threaded connection between threaded rod and the fixed plate for the rotation of a threaded rod drives the fixed plate and reciprocates, thereby drives the pneumatic cylinder and reciprocates, thereby drives a clamp plate and reciprocates No. two clamp plates, thereby can drive No. two clamp plates laminating on aluminium base board's surface, and utilize the pneumatic cylinder to carry out withstand voltage test.

2. Compared with the prior art, through setting up a slide bar, can utilize cup jointing between a slide bar and the slide for it is spacing when reciprocating to utilize ball and ball groove simultaneously, and it is more stable to drive the slide and reciprocate when making the pneumatic cylinder flexible.

3. Compared with the prior art, through set up telescopic link and reset spring between clamp plate and No. two clamp plates for when the pneumatic cylinder drove clamp plate and pushes down, No. two clamp plates can utilize reset spring's elasticity to make the pneumatic cylinder carry out slow release to the pressure of aluminium base board, thereby can avoid when the clamp plate is direct to contact with aluminium base board pressure in the twinkling of an eye too big and cause pressure sensor's measuring result to be inaccurate.

4. Compared with the prior art, through setting up No. two threaded rods, can utilize the rotation of No. two threaded rods to drive splint downstream, utilize splint and place between the board add the holding power to press from both sides aluminium base board tightly, utilize the non slipping spur to increase the frictional force between splint and the aluminium base board simultaneously, avoid aluminium base board at the in-process emergence displacement of withstand voltage test.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention.

Fig. 3 is an enlarged schematic view of the invention at B in fig. 1.

Fig. 4 is a cross-sectional view of a web of the present invention.

The reference signs are: 1. a work table; 2. a support plate; 3. a top plate; 4. a first bearing; 5. a first threaded rod; 6. a first sleeve; 7. a fixing plate; 8. a slide plate; 9. a hydraulic cylinder; 10. a connecting rod; 11. a first pressing plate; 12. pressing plates II; 13. a pressure sensor; 14. a support bar; 15. placing the plate; 16. a connecting plate; 17. a splint; 18. a motor; 19. a driving gear; 20. a driven gear; 21. a chain; 22. a first groove; 23. a first sliding rod; 24. connecting blocks; 25. a ball groove; 26. a ball bearing; 27. a ball groove; 28. a telescopic rod; 29. a snap ring; 30. a return spring; 31. a second groove; 32. a second sliding rod; 33. a second sleeve; 34. a second threaded rod; 35. a second bearing; 36. adjusting a knob; 37. anti-skid blocks; 38. supporting legs; 39. a rubber pad is provided.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The pressure resistance testing device for metal substrate processing shown in the attached figures 1-4 comprises a workbench 1, wherein supporting plates 2 are fixedly connected to two sides of the top of the workbench 1, top plates 3 are fixedly connected to the tops of the two supporting plates 2, bearings 4 are embedded into two sides of the top of each top plate 3, threaded rods 5 are fixedly sleeved on inner rings of the bearings 4, specifically, the thread directions of the surfaces of the threaded rods 5 are consistent, sleeves 6 are fixedly connected to two sides of the top of the workbench 1, the bottom ends of the threaded rods 5 are sleeved inside the sleeves 6, and a driving mechanism for driving the threaded rods 5 to rotate is arranged at the top of the top plate 3;

the surface of each of the first threaded rods 5 is sleeved with a fixed plate 7 and a sliding plate 8 respectively, the fixed plate 7 is in threaded connection with the surface of each of the first threaded rods 5, the bottom of the fixed plate 7 is fixedly connected with a hydraulic cylinder 9, the bottom end of the hydraulic cylinder 9 is fixedly connected with the top of the sliding plate 8, the bottom of the sliding plate 8 is fixedly connected with a plurality of connecting rods 10, the bottom end of each connecting rod 10 is fixedly connected with a first pressing plate 11, a second pressing plate 12 is arranged below the first pressing plate 11, a buffer mechanism is arranged between the first pressing plate 11 and the second pressing plate 12, and a pressure sensor 13 is arranged inside the second pressing plate 12;

a plurality of bracing pieces 14 of middle part fixedly connected with on 1 top surface of workstation, board 15 is placed to the top fixedly connected with of bracing piece 14, and the top of workstation 1 just is located the connecting plate 16 of placing two front and back distributions of both sides fixedly connected with of board 15, and connecting plate 16 slides near one side of placing board 15 and is provided with splint 17, is provided with the adjustment mechanism who is used for adjusting splint 17 height on the connecting plate 16.

In a preferred embodiment, the driving mechanism includes a motor 18 fixedly installed on the top of the top plate 3, an output shaft of the motor 18 is fixedly connected with a driving gear 19, the top ends of the two first threaded rods 5 are fixedly connected with driven gears 20, and the driving gear 19 is in transmission connection with the two driven gears 20 through a chain 21, so that the driving gear 19 can be driven to rotate by the rotation of the motor 18, and the driving gear 19 rotates to drive the two driven gears 20 to rotate by the transmission action of the chain 21, thereby achieving the effect of driving the two first threaded rods 5 to rotate.

In a preferred embodiment, one side of each of the two opposite support plates 2 is provided with a first groove 22, a first slide rod 23 is fixedly connected inside the first groove 22, and two sides of the sliding plate 8 are sleeved on the surfaces of the two first slide rods 23, so that the sliding plate 8 can be limited when moving up and down by utilizing the sleeving between the first slide rods 23 and the sliding plate 8.

In a preferred embodiment, both sides of the sliding plate 8 are fixedly connected with the connecting block 24, one side of the connecting block 24 away from the sliding plate 8 is provided with a ball groove 25, a ball 26 rolling in the ball groove 25 is embedded in the ball groove, the side wall of the first groove 22 is provided with a ball groove 27, and the surface of the ball 26 is in rolling connection with the inner wall of the ball groove 27, so that the ball groove 25 can be utilized, the ball 26 can roll in the ball groove, and meanwhile, the ball 26 rolls on the inner wall of the ball groove 27, thereby effectively reducing friction force, and further enabling the sliding plate 8 to move up and down more stably.

In a preferred embodiment, the buffer mechanism comprises a plurality of telescopic rods 28 fixedly connected between a first pressing plate 11 and a second pressing plate 12, two snap rings 29 are sleeved on the surface of each telescopic rod 28, a return spring 30 is sleeved on the surface of each telescopic rod 28 and fixedly connected between the two snap rings 29, so that the telescopic rods 28 and the return springs 30 arranged between the first pressing plate 11 and the second pressing plate 12 can be utilized, when the hydraulic cylinder 9 drives the first pressing plate 11 to press downwards, the second pressing plate 12 can utilize the elasticity of the return springs 30 to enable the hydraulic cylinder 9 to slowly release the pressure of the aluminum substrate, and therefore the inaccurate measurement result of the pressure sensor caused by the fact that the instantaneous pressure is too large when the pressing plates are directly contacted with the aluminum substrate can be avoided.

In a preferred embodiment, the adjusting mechanism comprises a second groove 31 formed in one side of the connecting plate 16 close to the placing plate 15, a second sliding rod 32 is fixedly connected to the inside of the second groove 31, a second sleeve 33 is fixedly connected to the top of the inner wall of the second groove 31, a second threaded rod 34 is sleeved inside the second sleeve 33, a second bearing 35 is inlaid in the top of the connecting plate 16, an inner ring of the second bearing 35 is fixedly sleeved with the surface of the second threaded rod 34, an adjusting knob 36 is fixedly connected to the top end of the second threaded rod 34, a clamping plate 17 is sleeved on the surface of the second sliding rod 32, and the clamping plate 17 is in threaded connection with the surface of the second threaded rod 34, so that the clamping plate 17 can be driven to move downwards by the rotation of the second threaded rod 34, and the aluminum substrate is clamped by the clamping force between the clamping plate 17 and the placing plate 15.

In a preferred embodiment, the anti-slip block 37 is fixedly connected to the bottom of the clamping plate 17, and the anti-slip block 37 is a rubber block, so that the anti-slip block 37 can be used to increase the friction force between the clamping plate 17 and the aluminum substrate, and prevent the aluminum substrate from being displaced during the withstand voltage test.

In a preferred embodiment, four support legs 38 are fixedly connected to the bottom of the working platform 1, and rubber pads 39 are fixedly connected to the bottoms of the support legs 38, so as to support the whole device and protect the ground by the rubber pads 39.

The working principle of the invention is as follows: when the aluminum base plate fixing device is used, firstly, the four adjusting knobs 36 drive the second threaded rods 34 to rotate so as to drive the clamping plates 17 to move upwards, then the aluminum base plate is arranged between the placing plate 15 and the four clamping plates 17, then the second threaded rods 34 rotate reversely to drive the anti-skidding blocks 37 at the bottoms of the four clamping plates 17 to move downwards, so that the aluminum base plate is clamped at the top of the placing plate 15, then the motor 18 rotates to drive the driving gear 19 to rotate, under the transmission action of the chain 21, the driving gear 19 rotates to drive the driven gear 20 to rotate so as to drive the two first threaded rods 5 to rotate, the two first threaded rods 5 rotate to drive the fixing plate 7 to move downwards, as the hydraulic cylinder 9 is fixed below the fixing plate 7, and meanwhile, the hydraulic cylinder 9 is fixedly connected with the sliding plate 8, so that the fixing plate 7 moves downwards to drive the hydraulic cylinder 9 and the sliding plate 8 to move downwards simultaneously, so as to drive, until No. two clamp plates 12 are close to the aluminium base board, then close motor 18, start hydraulic cylinder 9, the flexible slide 8 that drives of hydraulic cylinder 9 moves down, thereby drive a clamp plate 11 and No. two clamp plates 12 and move down again, this is that No. two clamp plates 12 are at first with aluminium base board contact, this moment because reset spring 30's elastic action, make the distance between a clamp plate 11 and No. two clamp plates 12 shorten, No. two clamp plates 12 are also slowly increasing to the pressure that the aluminium base board was applyed simultaneously, thereby make hydraulic cylinder 9 carry out slow release to the pressure of aluminium base board, thereby can avoid the clamp plate direct when contacting with aluminium base board instantaneous pressure too big and cause pressure sensor's measuring result to be inaccurate enough.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. The utility model provides a metal substrate processing is with withstand voltage testing arrangement, includes workstation (1), its characterized in that: the two sides of the top of the workbench (1) are fixedly connected with supporting plates (2), the tops of the two supporting plates (2) are fixedly connected with a top plate (3), bearings (4) are inlaid on the two sides of the top plate (3), threaded rods (5) are fixedly sleeved on the inner rings of the bearings (4), sleeves (6) are fixedly connected on the two sides of the top of the workbench (1), the bottom end of each threaded rod (5) is sleeved inside each sleeve (6), and a driving mechanism for driving each threaded rod (5) to rotate is arranged on the top of the top plate (3);

the surface of each of the two first threaded rods (5) is sleeved with a fixing plate (7) and a sliding plate (8) respectively, the fixing plate (7) is in threaded connection with the surface of each of the first threaded rods (5), the bottom of the fixing plate (7) is fixedly connected with a hydraulic cylinder (9), the bottom of the hydraulic cylinder (9) is fixedly connected with the top of each of the sliding plates (8), the bottom of each of the sliding plates (8) is fixedly connected with a plurality of connecting rods (10), the bottom of each connecting rod (10) is fixedly connected with a first pressing plate (11), a second pressing plate (12) is arranged below each first pressing plate (11), a buffer mechanism is arranged between each first pressing plate (11) and each second pressing plate (12), and a pressure sensor (13) is arranged inside each second pressing plate (12);

the utility model discloses a high-speed automatic clamping device, including workstation (1), top surface, connecting plate (16), the top fixedly connected with of bracing piece (14) places board (15), the top of workstation (1) just is located two both sides fixedly connected with front and back distribution's of placing board (15) connecting plate (16), one side that connecting plate (16) are close to and place board (15) slides and is provided with splint (17), be provided with the adjustment mechanism who is used for adjusting splint (17) height on connecting plate (16).

2. The withstand voltage testing apparatus for processing a metal substrate according to claim 1, wherein: the driving mechanism comprises a motor (18) fixedly mounted at the top of the top plate (3), an output shaft of the motor (18) is fixedly connected with a driving gear (19), two driven gears (20) are fixedly connected to the top ends of the first threaded rods (5), and the driving gear (19) is in transmission connection with the two driven gears (20) through a chain (21).

3. The withstand voltage testing apparatus for processing a metal substrate according to claim 1, wherein: two recess (22) have all been seted up to one side that backup pad (2) is relative, slide bar (23) of the inside fixedly connected with of recess (22), the surface at two slide bars (23) is cup jointed to the both sides of slide (8).

4. The withstand voltage testing apparatus for processing a metal substrate according to claim 1, wherein: the equal fixedly connected with connecting block (24) in both sides of slide (8), ball groove (25) have been seted up to one side that slide (8) were kept away from in connecting block (24), the inside embedding in ball groove (25) has at its inside rolling ball (26), ball groove (27) have been seted up to the lateral wall of a recess (22), just the surface of ball (26) and the inner wall roll connection of ball groove (27).

5. The withstand voltage testing apparatus for processing a metal substrate according to claim 1, wherein: buffer gear includes a plurality of telescopic links (28) of fixed connection between clamp plate (11) and No. two clamp plates (12), two snap rings (29), two have been cup jointed to the fixed surface of telescopic link (28) fixedly connected with cover establishes reset spring (30) on telescopic link (28) surface between snap ring (29).

6. The withstand voltage testing apparatus for processing a metal substrate according to claim 1, wherein: adjustment mechanism is close to No. two recess (31) of placing board (15) one side including seting up in connecting plate (16), No. two slide bar (32) of the inside fixedly connected with of No. two recess (31), No. two sleeve (33) of top fixedly connected with of No. two recess (31) inner walls, No. two threaded rod (34) have been cup jointed to the inside of No. two sleeve (33), the top of connecting plate (16) is inlayed and is had No. two bearing (35), just the inner circle of No. two bearing (35) cup joints with the fixed surface of No. two threaded rod (34), the top fixedly connected with adjust knob (36) of No. two threaded rod (34), splint (17) cover is established on the surface of No. two slide bar (32), just splint (17) and the surface threaded connection of No. two threaded rod (34).

7. The withstand voltage testing apparatus for processing a metal substrate according to claim 1, wherein: the bottom of splint (17) is fixedly connected with non-slip shoes (37), just non-slip shoes (37) are the rubber block.

8. The withstand voltage testing apparatus for processing a metal substrate according to claim 1, wherein: the bottom of workstation (1) is fixedly connected with four supporting legs (38), just the bottom fixedly connected with rubber tie plate (39) of supporting leg (38).