CN215659841U

CN215659841U - Clamping device

Info

Publication number: CN215659841U
Application number: CN202121753201.0U
Authority: CN
Inventors: 张震
Original assignee: Shenzhen Maikejie Technology Co ltd
Current assignee: Shenzhen Maikejie Technology Co ltd
Priority date: 2021-07-28
Filing date: 2021-07-28
Publication date: 2022-01-28
Anticipated expiration: 2031-07-28

Abstract

The utility model provides a clamping device which comprises a lower fixing plate, an installation inclined block arranged on the lower fixing plate, a sliding block connected with the installation inclined block in a sliding manner, an upper pressing block fixed on the sliding block and arranged opposite to the lower fixing plate, and a driving part fixed on the lower fixing plate and used for driving the sliding block. According to the clamping device provided by the utility model, the upper pressing plate and the lower fixing plate which are fixedly arranged on the sliding block are driven by the driving part to move towards or away from each other, the sliding block is utilized to adjust the relative distance between the upper pressing plate and the lower fixing plate, and the clamping device can be compatible with flexible plates or hard plates with different thicknesses for clamping; meanwhile, the whole clamping device is in sliding connection, so that the friction coefficient can be reduced, the clamping device can be suitable for being used in a dust-free testing environment, and the service life is long; through drive assembly control centre gripping dynamics, the centre gripping is more steady, the atress is even, and is little to the damage of panel, and application scope is extensive.

Description

Clamping device

Technical Field

The utility model relates to the technical field of plate clamps, in particular to a clamping device.

Background

With the continuous and rapid development of science and technology, various intelligent devices have also been rapidly developed, wherein smart phones, smart watches and tablet computers have become essential life electronic products in people's daily life. And present smart machine adopts the flexible sheet as its main circuit adapting unit in order to guarantee its self characteristics small and exquisite more, light more, more integrate. In the process of processing the flexible boards, testing each flexible board is an indispensable procedure for improving the product yield of the flexible boards. In the traditional flexible board processing process, a sliding groove type clamping device or a scissor type clamping device is generally adopted to clamp the flexible board. This slotted clamping device can produce sliding friction and produce the dust at the friction in-process when using, is unfavorable for the use of the dustless test environment of flexographic plate to along with the increase of this slotted clamping device's use number of times, the centre gripping precision also can reduce by a wide margin. The scissors type clamping device clamps the flexible board in a scissors type opening and closing mode, so the scissors type clamping device can be suitable for being used in a dust-free testing environment, but due to the structural characteristics of the scissors type clamping device, the scissors type clamping device can only be used for clamping some flexible boards with thinner thickness, and cannot meet the clamping requirements of flexible boards with larger thickness and even hard boards.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects that in the existing circuit board processing process, the requirement of a dust-free test environment cannot be met by adopting a sliding groove type clamping device, the thickness of a board is relatively limited by adopting a scissor type clamping device, and the clamping device cannot be suitable for clamping and using flexible boards and hard boards with relatively large thicknesses.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the clamping device comprises a lower fixing plate, an installation inclined block arranged on the lower fixing plate, a sliding block in sliding connection with the installation inclined block, an upper pressing block fixed on the sliding block and arranged opposite to the lower fixing plate, and a driving part fixed on the lower fixing plate and used for driving the sliding block.

Furthermore, the lower fixing plate is arranged on one side of the installation inclined block to form a first clamping surface which can be attached to a plate, a second clamping surface which is opposite to the first clamping surface is arranged on the bottom surface of the upper pressing block, and the first clamping surface and the second clamping surface are arranged in parallel.

Furthermore, the sliding block fixing device further comprises a metal protective cover which is fixed on the lower fixing plate and sleeved on the installation inclined block and the outer side of the sliding block.

Further, the installation sloping block include with bottom plate fixed connection's horizontal plate and set up in two triangle blocks that the interval set up on the horizontal plate, the triangle block have with horizontal plate fixed connection's horizontal plane, with the vertical face that the horizontal plane perpendicular set up and will the horizontal plane with the inclined plane of the triangle-shaped structure that the vertical face encloses to close and forms.

Specifically, two all be provided with first linear guide on the inclined plane of triangle piece, the sliding block is fixed in on the first slider of first linear guide.

Further, the driving part comprises a mounting plate vertically arranged on the lower fixing plate and a driving cylinder fixed on the mounting plate.

Specifically, the mounting panel is fixed in two on the vertical face of triangle piece, two the triangle piece with drive actuating cylinder is located respectively the both sides of mounting panel.

Specifically, be provided with on the mounting panel and supply drive actuating cylinder's actuating lever wears to establish the mounting hole, drive actuating cylinder's actuating lever passes the mounting hole with sliding block sliding connection.

Furthermore, the sliding block comprises a block body, wherein a vertical mounting surface for fixing the upper pressing block, two first inclined mounting surfaces which are respectively in sliding connection with the inclined surfaces of the two triangular blocks and a second inclined mounting surface which is in sliding connection with a driving rod of the driving cylinder are arranged on the block body, and the first inclined mounting surfaces and the second inclined mounting surfaces are arranged in a cross mode.

Specifically, a second linear guide rail is arranged on the second inclined mounting surface, and a driving rod of the driving cylinder is fixed on a second sliding block of the second linear guide rail.

The clamping device provided by the utility model has the beneficial effects that: the device comprises an installation inclined block and a sliding block, wherein the upper pressing plate and the lower fixing plate which are fixedly arranged on the sliding block are driven by a driving part to move towards or away from each other, the relative distance between the upper pressing plate and the lower fixing plate is adjusted by utilizing the sliding block, and the device can be compatible with the clamping use of flexible plates or hard plates with different thicknesses; meanwhile, the whole clamping device is in sliding connection, so that the friction coefficient can be reduced, the clamping device can be suitable for being used in a dust-free testing environment, and the service life is long; through drive assembly control centre gripping dynamics, the centre gripping is more steady, the atress is even, and is little to the damage of panel, and application scope is extensive.

Drawings

FIG. 1 is a schematic perspective exploded view of a clamping device according to the present invention;

FIG. 2 is a schematic perspective view of a clamping device with a metal protective cover removed;

FIG. 3 is a full sectional view of a clamping assembly provided in accordance with the present invention with the metal shield removed;

FIG. 4 is a side view of a clamping assembly of the present invention shown in an unclamped condition with the metal shield removed;

fig. 5 is a side view of a clamping device provided by the utility model in a state that a metal protective cover is removed from the clamping device.

In the figure: 100-clamping device, 10-lower fixing plate, 11-first clamping surface, 20-installation inclined block, 21-horizontal plate, 22-triangular block, 221-horizontal plane, 222-vertical plane, 223-inclined plane, 23-first linear guide rail, 231-first sliding block, 30-sliding block, 31-block body, 32-vertical installation surface, 33-first inclined installation surface, 34-second inclined installation surface, 35-second linear guide rail, 351-second sliding block, 40-upper pressing block, 41-second clamping surface, 50-driving part, 51-installation plate, 511-installation hole, 52-driving cylinder, 521-driving rod and 60-metal shield.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1 to 5, a clamping device 100 according to the present invention is provided, in which the clamping device 100 can be applied to various plate processing apparatuses for clamping and fixing an end or a side of a plate.

Further, as shown in fig. 1 and 2, the clamping device 100 of the present invention includes a lower fixing plate 10, an installation slant block 20 disposed on the lower fixing plate 10, a sliding block 30 slidably connected to the installation slant block 20, an upper press-fit block 40 fixed on the sliding block 30 and disposed opposite to the lower fixing plate 10, and a driving member 50 fixed on the lower fixing plate 10 for driving the sliding block 30. The lower fixing plate 10 is horizontally disposed on a mounting platform of various processing equipment or testing equipment, and is used for fixing the whole clamping device 100, and a space for clamping a plate is formed between the lower fixing plate 10 and the upper pressing block 40, so that the relative distance between the lower fixing plate 10 and the upper pressing block 40 can be adjusted according to the thicknesses of different plates.

As shown in fig. 5, when the lower fixing plate 10 and the upper press-fit block 40 are in a clamped state, the upper press-fit block 40 and the lower fixing plate 10 can be completely attached to each other. When the lower fixing plate 10 and the upper press-fit block 40 are in a released state as shown in fig. 4, the upper press-fit block 40 and the lower fixing plate 10 are vertically displaced from each other by a partial region and also have a partial overlapped region in the vertical direction, and the overlapped region can be used for holding an article when necessary. When the upper pressing block 40 needs to be separated from the lower fixing plate 10, the driving part 50 drives the sliding block 30 to slide towards the side close to the driving part 50 relative to the installation inclined block 20, and at this time, the upper pressing block 40 moves towards the upper right along the installation direction of the installation inclined block 20 along with the driving of the sliding block 30. When the upper pressing block 40 and the lower fixing plate 10 need to be clamped relatively, the driving part 50 drives the sliding block 30 to slide towards the side far away from the driving part 50 relative to the installation inclined block 20, and at this time, the upper pressing block 40 moves towards the left lower side along the arrangement direction of the installation inclined block 20 along with the driving of the sliding block 30 until the upper pressing block 40 is completely attached to the upper surface of the lower fixing plate 10. The driving unit 50 can automatically control the movement of the upper press-fit block 40 relative to the lower fixing plate 10, and can adjust the speed of movement between the upper press-fit block 40 and the lower fixing plate 10 and maintain a continuous driving force for clamping the plate material during clamping according to actual needs.

Further, as shown in fig. 4 and 5, in the clamping device 100 according to the present invention, the lower fixing plate 10 is formed with a first clamping surface 11 on one side of the mounting inclined block 20, which can be attached to the plate material, and the bottom surface of the upper press-fit block 40 is provided with a second clamping surface 12 opposite to the first clamping surface 11, and the first clamping surface 11 and the second clamping surface 12 are arranged in parallel to each other. The second clamping surface 12 is always kept horizontal as the upper press block 40 moves upward to the right or downward to the left. The first clamping surface 11 is disposed on the lower fixing plate 10, and the lower fixing plate 10 is always kept horizontal and does not move regardless of whether the driving member 50 is driven. Therefore, the first clamping surface 11 and the second clamping surface 12 are always kept parallel to each other and move relatively along with the driving of the driving part 50, and different height differences are generated in the vertical direction in the process of the relative movement, so that a space gap suitable for the plates with different heights is formed between the upper pressing block 40 and the lower fixing plate 10.

The clamping device 100 provided by the utility model is just because the installation inclined block 20 and the sliding block 30 are mutually matched, so that the upper pressing block 40 and the lower fixing plate 10 are always in a mutually parallel state in the process of relative movement of the sliding block 30 and the installation inclined block 20, and the relative height between the upper pressing block 40 and the lower fixing plate 10 is changed in the parallel state, so that the upper pressing block 40 and the lower fixing plate 10 can be suitable for clamping operation of plates with different thicknesses, the clamping device 100 provided by the utility model can be suitable for processing or testing flexible circuit boards or hard plates, the problems that the traditional clamping device is short in service life, dust generated by friction is not suitable for use in a dust-free testing environment are solved, and meanwhile, a driving part can be matched to realize continuous clamping force in the clamping process, the stability during clamping is ensured.

Further, as shown in fig. 1, the clamping device 100 of the present invention further includes a metal shield 60 fixed on the lower fixing plate 10 and sleeved outside the installation slant block 20 and the sliding block 30. This metal protection casing 60 is bent into C font structure by the sheet metal component, including two vertical sheet metal components of mutual parallel arrangement and a horizontal sheet metal component that is on a parallel with bottom plate 10 and sets up. The C-shaped structure of the metal shield 60 forms a dust cover at the center for accommodating the installation slant 20 and the sliding block 30, so as to maintain the aesthetic appearance of the clamping device 100 and prevent external dust from falling into the installation slant 20 and the sliding block 30.

Further, as shown in fig. 1 and 2, the installation slant block 20 provided by the present invention includes a horizontal plate 21 fixedly connected to the lower fixing plate 10, and two triangular blocks 22 disposed at intervals on the horizontal plate 21. Two triangular blocks 22 are positioned on two sides of the horizontal plate 21, and a space for connecting the sliding block 30 and the driving part 50 is reserved in the middle of the two triangular blocks 22. The horizontal plate 21 is used to fix two triangular blocks 22 to the lower fixing plate 10 so that the oblique installation block 20 and the lower fixing plate 10 are maintained in a relatively fixed state.

As shown in fig. 2, the two triangular blocks 22 of the inclined mounting block 20 are used to form inclined mounting surfaces connected to the sliding block 30. The horizontal plate 21 and the two triangular blocks 22 of the oblique mounting block 20 may be integrally formed or may be joined to each other. The triangular block 22 has a horizontal surface 221 fixedly connected to the horizontal plate 21, a vertical surface 222 provided perpendicular to the horizontal surface 221, and an inclined surface 223 having a triangular structure formed by surrounding the horizontal surface 221 and the vertical surface 222. The horizontal surface 221 of the triangular block 22 is flush with the upper surface of the horizontal plate 21 on which the inclined block 20 is mounted, and the vertical surface 222 is perpendicular to the upper surface of the horizontal plate 21 on which the inclined block 20 is mounted. The vertical surface 222 of the triangular block 22 is disposed at a side away from the upper press-fit block 40, and an included angle is formed between the inclined surface 223 of the triangular block 22 and the horizontal surface 221, and generally, the included angle formed between the inclined surface 223 of the triangular block 22 and the horizontal surface 221 may be selected from 0 ° to 90 °. In the present embodiment, the included angle formed by the triangular block 22 is 26.6 °.

Specifically, as shown in fig. 2, the first linear guide 23 is provided on the inclined surface 223 of each of the two triangular blocks 22 of the installation inclined block 20, and the slide block 30 is fixed to the first slide block 231 of the first linear guide 23. The installation inclined block 20 and the driving block 30 are connected with each other in a sliding mode through the first linear guide rail 23, and the first linear guide rail 23 is arranged between the installation inclined block 20 and the driving block 30, so that relative sliding between the installation inclined block 20 and the driving block is smoother, friction force during relative sliding between the installation inclined block 20 and the driving block is reduced, dust is prevented from being generated between the installation inclined block 20 and the driving block 30, and the installation inclined block and the driving block are not beneficial to use in a dust-free environment. The driving block 30 is fixed to the first slider 231 of the first linear guide 23. In the present embodiment, the first linear guide 23 is provided on both the triangular blocks 22, and two first sliders 231 are provided on each first linear guide 23 to improve the smoothness of the driving block 30 when sliding on the first linear guide 23.

Further, as shown in fig. 1 and 2, the driving unit 50 of the clamping device 100 of the present invention includes a mounting plate 51 vertically disposed on the lower fixing plate 10 and a driving cylinder 52 fixed to the mounting plate 51. The mounting plate 51 is disposed on a side surface of the installation inclined block 20 away from the upper pressing block 40, the mounting plate 51 is used for horizontally fixing the driving cylinder 52, and the driving cylinder 52 drives the sliding block 30 on the installation inclined block 20 to slide.

Specifically, as shown in fig. 2, the mounting plate 51 of the driving part 50 is fixed to the vertical surfaces 222 of the two triangular blocks 22, and the two triangular blocks 22 and the driving cylinder 52 are respectively located on both sides of the mounting plate 51. The vertical surface 222 of the triangular block 22 is attached to the side surface of the mounting plate 51, and the triangular block 22 is fixedly connected with the mounting plate 51, and the triangular block 22 provides a supporting force for the mounting plate 51, so that the mounting plate 51 is ensured to be relatively fixedly mounted on the lower fixing plate 10.

Specifically, as shown in fig. 1, the mounting plate 51 of the driving member 50 is provided with a mounting hole 511 through which the driving rod 521 of the driving cylinder 52 passes, and the driving rod 521 of the driving cylinder 52 passes through the mounting hole 511 to be slidably connected with the slide block 30. A plurality of connecting holes are arranged around the mounting hole 511 of the mounting plate 51, the driving cylinder 52 is fixed on the outer side of the mounting plate 51 through the connecting holes, and the driving rod 521 on the driving cylinder 52 passes through the mounting hole 511 of the mounting plate 51 and enters between the two triangular blocks 22 of the mounting inclined block 20 to realize the sliding connection with the driving block 30.

Specifically, as shown in fig. 1 and 3, the sliding block 30 of the present invention includes a block body 31, and a vertical mounting surface 32 for fixing the upper press-fit block 40, two first inclined mounting surfaces 33 slidably connected to the inclined surfaces 223 of the two triangular blocks 22, respectively, and a second inclined mounting surface 34 slidably connected to the driving rod 521 of the driving cylinder 52 are provided on the block body 31. The first inclined mounting surface 33 of the slide block 30 is a mounting surface for the slide block 30 to fit to the mounting inclined block 20, the second inclined mounting surface 34 is a mounting surface for the slide block 30 to fit to the drive member 50, and the first inclined mounting surface 33 and the second inclined mounting surface 34 are provided to intersect with each other. Two first inclined mounting inclined surfaces 33 are provided on the block body 31 of the slide block 30 for engagement with the two triangular blocks 22 of the mounting inclined block 20, and the first inclined mounting inclined surfaces 33 are arranged in parallel with the inclined surfaces 223 of the triangular blocks 22 of the mounting inclined block 20, so that the slide block 30 can be smoothly slid with respect to the mounting inclined block 20. The second inclined installation slope 34 is matched with the slope of the driving rod 521, the included angle formed by the second inclined installation slope 34 and the horizontal plane is selected from the range of 0 to 90 degrees, in this embodiment, the included angle is 30 degrees, and the second inclined installation slope 34 is parallel to the slope formed on the driving rod 521 of the driving cylinder 52 and is connected with the slope in a sliding way through a second linear guide rail 35.

Specifically, as shown in fig. 3, in the clamping device 100 of the present invention, the second inclined mounting surface 34 of the slide block 30 is provided with the second linear guide 35, and the driving rod 521 of the driving cylinder 52 is fixed to the second slider 351 of the second linear guide 35. The second linear guide 35 is fixed to the slide block 30, and a second slider 351 is provided on the second linear guide 35, and the driving rod 521 of the driving cylinder 52 is fixed to the second slider 351. The driving rod 521 of the driving cylinder 52 can slide relatively within the set stroke range of the second linear guide 35, so that the sliding of the driving rod 521 pushes the sliding block 30 to slide relatively with respect to the installation sloping block 20.

The clamping device 100 provided by the utility model comprises an installation inclined block 20 and a sliding block 30, wherein the driving part 50 drives an upper pressing plate and a lower fixing plate 10 which are fixedly arranged on the sliding block 30 to move towards or away from each other, the sliding block 30 is utilized to adjust the relative distance between the upper pressing plate and the lower fixing plate 10, and the clamping device can be compatible with flexible plates or hard plates with different thicknesses for clamping; meanwhile, the whole clamping device 100 is in sliding connection, so that the friction coefficient can be reduced, the clamping device can be suitable for being used in a dust-free testing environment, and the service life is long; through drive assembly 50 control clamping force, the centre gripping is more steady, the atress is even, and is little to the damage of panel, and application scope is extensive.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The clamping device is characterized by comprising a lower fixing plate, an installation inclined block arranged on the lower fixing plate, a sliding block in sliding connection with the installation inclined block, an upper pressing block fixed on the sliding block and arranged opposite to the lower fixing plate, and a driving part fixed on the lower fixing plate and used for driving the sliding block.

2. The clamping device as claimed in claim 1, wherein the lower fixing plate forms a first clamping surface on one side of the installation sloping block, the first clamping surface can be attached to the plate, a second clamping surface is arranged on the bottom surface of the upper pressing block, the second clamping surface is opposite to the first clamping surface, and the first clamping surface and the second clamping surface are arranged in parallel.

3. The clamping device as claimed in claim 1, further comprising a metal shield fixed to the lower fixing plate and sleeved outside the mounting ramps and the sliding blocks.

4. A clamping apparatus as claimed in any one of claims 1 to 3, wherein said mounting ramp block comprises a horizontal plate fixedly connected to said bottom mounting plate and two spaced apart triangular blocks disposed on said horizontal plate, said triangular blocks having a horizontal surface fixedly connected to said horizontal plate, a vertical surface disposed perpendicular to said horizontal surface and a triangular configuration inclined surface enclosing said horizontal surface and said vertical surface.

5. A clamping device as claimed in claim 4, wherein the inclined surfaces of the two triangular blocks are provided with first linear guide rails, and the sliding blocks are fixed on the first sliding blocks of the first linear guide rails.

6. A holding apparatus as claimed in claim 4, wherein said driving means comprises a mounting plate vertically provided on said lower fixing plate and a driving cylinder fixed to said mounting plate.

7. A holding arrangement as claimed in claim 6, wherein the mounting plate is secured to the vertical faces of two of said triangular blocks, the two triangular blocks and the actuating cylinder being located on either side of the mounting plate.

8. A clamping device as claimed in claim 6, wherein the mounting plate is provided with a mounting hole for the driving rod of the driving cylinder to pass through, and the driving rod of the driving cylinder passes through the mounting hole to be slidably connected with the sliding block.

9. A clamping device as claimed in claim 6, wherein said sliding block includes a block body, said block body being provided with vertical mounting surfaces for fixing said upper press-fit block, two first inclined mounting surfaces slidably connected to inclined surfaces of two of said triangular blocks, respectively, and a second inclined mounting surface slidably connected to a driving rod of said driving cylinder, said first inclined mounting surfaces and said second inclined mounting surfaces being arranged to intersect with each other.

10. A clamping arrangement according to claim 9 wherein the second inclined mounting surface is provided with a second linear guide and the drive rod of the drive cylinder is secured to a second slide of the second linear guide.