CN217833412U - Clamping device and production equipment - Google Patents

Abstract

The utility model provides a clamping device, clamping device include splint, with splint fixed block, be used for accommodating the first slider of fixed block, support and hold first slider with buffer spring between the fixed block, splint are including supporting end and stiff end, the stiff end with fixed block fixed connection, buffer spring sets up the stiff end is kept away from support one side of holding the end. The utility model discloses a clamping device is through setting up buffer spring to can be pressing from both sides tightly in the PCB board, it is right to reduce the impact force of PCB board, and the noise that produces is less.

Description

Clamping device and production equipment

Technical Field

The utility model relates to a clamping device and production facility.

Background

In SMT trade equipment, the PCB board needs to be fixed in a position after entering the track through conveyer, and the vision on the equipment of being convenient for is to product accurate positioning.

At present, the fixing mode adopts a cylinder to directly or indirectly connect the clamping plates, and each side of the track needs one cylinder. In the prior art, the top plate is generally relatively thin for saving space under the condition of ensuring strength, and the air cylinder acts to drive the clamping plate to be pushed up to directly impact the edge of the PCB, so that the deformation of the PCB is easily caused. In order to pursue higher efficiency, the cylinder acts rapidly, and noise caused by impact is relatively large.

In view of the above, there is a need for an improved clamping device to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a clamping device to solve existing equipment and cause the PCB board to warp and produce the great problem of noise easily.

In order to achieve the above object, the utility model provides a clamping device, clamping device include splint, with fixed block of splint, be used for accommodating the first slider of fixed block, support and hold first slider with buffer spring between the fixed block, splint are including supporting end and stiff end, the stiff end with fixed block fixed connection, buffer spring sets up the stiff end is kept away from support one side of holding the end.

As a further improvement, the first slider is provided with a holding groove for holding the fixing block and the buffer spring.

As a further improvement, the accommodating groove is internally provided with a stop dog, the stop dog is arranged on the fixed block to be far away from one side of the buffer spring.

As a further improvement, the fixed block buffer spring the accepting groove with the quantity of dog is two.

As a further improvement, the fixing hole is arranged on the fixing end, and the fixing hole is in a long strip shape and is followed by the axial extension of the buffer spring.

As a further improvement, the clamping device includes with first slider sliding fit's second slider, be equipped with the sliding tray on the second slider, be equipped with the slip step on the first slider, the slip step is pegged graft in the sliding tray.

As a further improvement, the first slider is provided with a limiting groove, the limiting groove is provided with a limiting block, and the limiting block is fixedly connected with the second slider.

As a further improvement, the limiting groove of the first slider is further provided with a return spring, and the return spring is supported and held between the limiting block and the first slider.

As a further improvement, the limiting groove of the first slider is further provided with a spring guide pin, and the reset spring is sleeved on the spring guide pin.

The utility model also provides a production facility for produce the PCB board, production facility include the track, as above-mentioned clamping device, visual detection device, with the drive arrangement that clamping device connects, clamping device is adjacent the track sets up with fixed PCB board on the track.

The utility model has the advantages that: the utility model discloses a clamping device is through setting up buffer spring to can be pressing from both sides tightly in the PCB board, it is right to reduce the impact force of PCB board, and the noise that produces is less.

Drawings

FIG. 1 is a schematic view of the structure of the production apparatus of the present invention;

fig. 2 is a schematic structural view of the clamping device of the present invention.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

As shown in fig. 1 to fig. 2, the production apparatus 100 of the present invention is used for producing a PCB board 200, wherein the production apparatus 100 includes a track 1, a clamping device 2, a vision inspection device, and a driving device 3 connected to the clamping device 2.

The PCB board 200 is located on the rail 1 and is movable along the rail 1. The clamping device 2 is used for fixing the PCB board 200 on the rail 1, so that the visual inspection device can detect whether there is a defect on the PCB board 200.

The clamping device 2 is arranged adjacent to the rail 1 to fix the PCB board 200 on the rail 1.

The clamping device 2 comprises a clamping plate 21, a fixed block 22 fixed with the clamping plate 21, a first sliding block 23 used for accommodating the fixed block 22, a buffer spring 24 abutted between the first sliding block 23 and the fixed block 22, and a second sliding block 25 in sliding fit with the first sliding block 23.

The clamping plate 21 comprises a holding end 211 and a fixing end 212. The supporting end 211 is used for supporting the PCB 200 to fix the PCB 200, the fixing end 212 is used for fixedly connecting with the fixing block 22, and the fixing end 212 is provided with a fixing hole 213. The fixing hole 213 is elongated and extends axially along the buffer spring 24 for adjusting the position of the clamp plate 21 relative to the first slide block 23.

The first slider 23 is provided with an accommodating groove 231, a limiting groove 232 and a sliding step 233.

The receiving groove 231 is used for receiving the fixing block 22 and the buffer spring 24, and a stopper 234 is disposed in the receiving groove 231.

The buffer spring 24 is disposed on a side of the fixed end 212 away from the abutting end 211. The stopper 234 is disposed on a side of the fixed block 22 away from the buffer spring 24.

The number of the fixing block 22, the buffer spring 24, the accommodating grooves 231 and the stoppers 234 is two, and the two accommodating grooves 231 are disposed on two sides of the limiting groove 232 to ensure that the buffer force on the two sides is uniform.

When the abutting end 211 is close to the PCB 200, the fixed end 212 drives the fixed block 22 to press the buffer spring 24, so as to prevent the PCB 200 from bending and deforming due to rigid impact. The stopper 234 prevents the fixing block 22 from being separated from the receiving groove 231.

A return spring 2321, a spring guide pin 2322 and a limit block 2323 are further arranged in the limit groove 232 of the first slider 23.

The limiting block 2323 is fixedly connected with the second slider 25. The return spring 2321 abuts against the limiting block 2323 and the first slider 23, and the return spring 2321 is sleeved on the spring guide pin 2322.

The second slider 25 is provided with a sliding groove 251. In this embodiment, the sliding groove 251 extends in a direction approaching or departing from the rail 1, and the sliding step 233 is inserted into the sliding groove 251 and can approach or depart from the rail 1 along the sliding groove 251. In this embodiment, the sliding step 233 is inserted into the sliding groove 251, and the sliding groove 251 can limit the first slider 23 not to swing left and right but only to slide along the sliding groove 251.

The driving device 3 is fixedly connected with the second slide block 25.

The utility model discloses a production facility 100 and clamping device 2 application method as follows:

fixing the second slider 25 and the limiting block 2323 on the track 1 through screws; fixing the fixing hole 213 of the fixing end 212 of the clamping plate 21 and the fixing block 22, so that the abutting end 211 is lower than the PCB 200 on the rail 1, and the PCB 200 can be fixed during jacking; when the PCB 200 is detected to be positioned above the clamping plate 21, the driving device 3 is started to drive the clamping plate 21, the first sliding block 23 and the fixed block 22 to move upwards, and after the abutting end 211 of the clamping plate 21 touches the PCB 200, the clamping plate 21 slowly compresses the PCB 200 under the extrusion of the fixed block 22 and the buffer spring 24, so that rigid collision is avoided, and the impact force of the clamping plate 21 on the PCB 200 is reduced; meanwhile, the first slider 23 slides relative to the second slider 25, and the limit block 2323 compresses the return spring 2321 and generates deformation; and then, detecting the PCB 200 by using a visual detection device, and after the detection is completed, controlling the driving device 3 to return to the original position, wherein the first slider 23 returns to the original position under the dual action of the return spring 2321 and gravity, and the fixed block 22 returns to the original position under the action of the buffer spring 24.

The utility model discloses a production facility 100 and clamping device 2 is through setting up buffer spring 24 to can be pressing from both sides tightly in PCB board 200, it is right to reduce the impact force of PCB board 200, and the noise that produces is less.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. A clamping device, characterized by: the clamping device comprises a clamping plate, a fixed block fixed with the clamping plate, a first sliding block used for containing the fixed block, and a buffer spring abutted between the first sliding block and the fixed block, wherein the clamping plate comprises an abutting end and a fixed end, the fixed end is fixedly connected with the fixed block, and the buffer spring is arranged on one side, far away from the abutting end, of the fixed end.

2. The clamping device of claim 1, wherein: and the first sliding block is provided with an accommodating groove for accommodating the fixed block and the buffer spring.

3. The clamping device of claim 2, wherein: and a stop block is further arranged in the accommodating groove and is arranged on one side, far away from the buffer spring, of the fixed block.

4. A clamping device according to claim 3, characterised in that: the fixed block, buffer spring, accepting groove with the quantity of dog is two.

5. The clamping device of claim 1, wherein: the fixed end is provided with a fixed hole which is long-strip-shaped and extends along the axial direction of the buffer spring.

6. Clamping device according to claim 5, characterized in that: the clamping device comprises a second sliding block in sliding fit with the first sliding block, a sliding groove is formed in the second sliding block, a sliding step is arranged on the first sliding block, and the sliding step is inserted into the sliding groove.

7. The clamping device of claim 6, wherein: the first sliding block is internally provided with a limiting groove, the limiting groove is internally provided with a limiting block, and the limiting block is fixedly connected with the second sliding block.

8. The clamping device of claim 7, wherein: and a return spring is also arranged in the limit groove of the first sliding block and is abutted between the limit block and the first sliding block.

9. The clamping device of claim 8, wherein: a spring guide pin is further arranged in the limiting groove of the first sliding block, and the reset spring is sleeved on the spring guide pin.

10. The utility model provides a production facility for produce the PCB board which characterized in that: the production apparatus comprises a rail, a holding device according to any one of claims 1 to 9, a visual inspection device, and a driving device connected to the holding device, the holding device being disposed adjacent to the rail to fix the PCB board on the rail.

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