CN219005762U

CN219005762U - Multilayer PCB anchor clamps

Info

Publication number: CN219005762U
Application number: CN202222709037.4U
Authority: CN
Inventors: 刘永
Original assignee: Lipu Dashun Technology Co ltd
Current assignee: Lipu Dashun Technology Co ltd
Priority date: 2022-10-14
Filing date: 2022-10-14
Publication date: 2023-05-12
Anticipated expiration: 2032-10-14

Abstract

The utility model relates to the technical field of multilayer PCB production, in particular to a multilayer PCB clamp which comprises a support and a support plate I, wherein the support plate I is fixedly connected to the middle position of the upper surface of the support, a fixing mechanism is arranged above the support, two motors are fixedly connected to the outer wall of the support, two fixing blocks are fixedly connected to the upper surface of the support, and a base is fixedly connected to the lower surface of the support. Through the cooperation between double-end screw bolt, the screw thread piece, the slider, layer board two, splint, branch, screw rod and the clamp splice, the double-end screw bolt drives two screw thread pieces and moves, and the screw thread piece drives the slider and slides, and two sliders of one side drive the layer board two motion of its top, and layer board two drives splint motion, and the splint of both sides is fixed multilayer PCB board left and right sides, slides two branches, and branch drives the clamp splice motion, rotates the screw rod, and the nut of screw rod upper end is fixed branch in the top of fixed block, fixes the front and back both sides of multilayer PCB board.

Description

Multilayer PCB anchor clamps

Technical Field

The utility model relates to the technical field of multilayer PCB production, in particular to a multilayer PCB clamp.

Background

Along with the rising of the electronic industry, the requirements on the number and the quality of the PCB are higher, and in the manufacturing and processing process of the multi-layer PCB, the multi-layer PCB almost needs to be fixed before corresponding working procedures are carried out.

In a multilayer PCB anchor clamps of patent number CN206389613U, can press from both sides tightly fixedly to the multilayer PCB of different specifications conveniently, it has convenient operation to can effectively improve advantages such as production efficiency, above-mentioned document still has some problems, can see from the figure of document that its bottom plate is circular bottom plate, through the cooperation of fixed block, the spring, the slider, slide bar and clamping mechanism, fix the multilayer PCB board, its clamping mechanism even distributes on circular bottom plate, the elasticity of spring has certain limit, so when pressing from both sides the fastening, only can fix some approximately square multilayer PCB boards, can not fix some multilayer PCB boards of similar rectangle shape, the practicality is low.

Disclosure of Invention

The utility model aims to solve the problems that a plurality of multilayer PCB boards similar to rectangular shapes cannot be fixed and the practicability is low in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a multilayer PCB anchor clamps, includes support and layer board one, layer board one rigid coupling is in the centre position of support upper surface, the top of support is provided with fixed establishment, the outer wall rigid coupling of support has two motors, the upper surface rigid coupling of support has two fixed blocks, the lower surface rigid coupling of support has the base.

Preferably, the fixing mechanism comprises a double-end stud and a supporting rod, wherein the outer walls at two ends of the double-end stud are rotationally connected with the support through bearings, threaded blocks are connected with the outer walls of the double-end stud in a threaded manner, a sliding block is fixedly connected above the threaded blocks, the outer walls of the sliding blocks are connected with the support in a sliding manner, a supporting plate II is fixedly connected to the upper surface of the sliding block, a clamping plate is fixedly connected to the upper surface of the supporting plate II, the outer walls of the supporting rod are connected with the fixing block in a sliding manner, sliding grooves formed in the supporting rod are in clearance fit with the outer walls of the screw rods, the outer walls of the screw rods are in threaded connection with the fixing block, and clamping blocks are fixedly connected to the end parts of the supporting rod.

Preferably, the end of the double-end stud is fixedly connected with the output shaft of the motor.

Preferably, the surface of the clamping block is fixedly connected with a rubber pad.

Preferably, the two clamping blocks are symmetrically arranged, and the two supporting plates are symmetrically arranged.

The multilayer PCB clamp provided by the utility model has the beneficial effects that: through the cooperation between double-end screw bolt, the screw thread piece, the slider, layer board two, splint, branch, screw rod and the clamp splice, the double-end screw bolt drives two screw thread pieces and moves, the screw thread piece drives the slider and slides, two sliders of one side drive the layer board two of its top and move, layer board two drives splint motion, the splint of both sides are fixed multilayer PCB board left and right sides, slide two branches, branch drive the clamp splice motion, rotate the screw rod, the nut of screw rod upper end is fixed branch in the top of fixed block, fix the front and back both sides of multilayer PCB board, the position homoenergetic of clamp splice and splint is adjusted, can realize fixing some multilayer PCB boards of similar rectangle shape, the practicality has been increased.

Drawings

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

FIG. 2 is a schematic view of the connection of the motor, the stud and the screw block according to the present utility model;

FIG. 3 is a schematic view of the connection of the strut, screw and clamping block in the present utility model;

FIG. 4 is a schematic view of the connection of the connecting rod, spring and riser of the present utility model.

In the figure: 1. the device comprises a bracket, 2, a first supporting plate, 3, a fixing mechanism, 301, a stud, 302, a threaded block, 303, a sliding block, 304, a second supporting plate, 305, a clamping plate, 306, a supporting rod, 307, a screw, 308, a clamping block, 3a1, a connecting rod, 3a2, a spring, 3a3, a vertical plate, 4, a motor, 5, a fixing block, 6, a rubber pad, 7 and a base.

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.

Example 1:

referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a multilayer PCB anchor clamps, includes support 1 and layer board one 2, and the positive intermediate position of layer board one 2 rigid couplings in support 1 upper surface is provided with fixed establishment 3 in the top of support 1, and fixed establishment 3 can fix the PCB board of similar rectangle shape, and the outer wall rigid coupling of support 1 has two motors 4, and the model of motor is selected according to the in-service use demand, and the upper surface rigid coupling of support 1 has two fixed blocks 5, and two fixed block 5 symmetry sets up, and the lower surface rigid coupling of support 1 has base 7.

The fixing mechanism 3 comprises a double-end stud 301, a thread block 302, a sliding block 303, a second supporting plate 304, a clamping plate 305, a supporting rod 306, a screw 307 and a clamping block 308, wherein the outer walls of the two ends of the double-end stud 301 are rotationally connected with the bracket 1 through bearings, the double-end stud 301 is provided with two, the end part of the double-end stud 301 is fixedly connected with the output shaft of the motor 4, the motor 4 drives the double-end stud 301 to rotate, the thread block 302 is in threaded connection with the outer wall of the double-end stud 301, the double-end stud 301 drives the thread block 302 to move, the sliding block 303 is fixedly connected above the thread block 302, the sliding block 302 drives the sliding block 303 to slide, the outer walls of the two sliding blocks 303 are both in sliding connection with the bracket 1, the second supporting plate 304 is fixedly connected on the upper surfaces of the two sliding blocks 303, the two sliding blocks 303 drive the second supporting plate 304 to move, the clamping plate 305 is fixedly connected to the upper surface of the second supporting plate 304, the second supporting plate 304 drives the clamping plate 305 to move, the outer wall of the supporting rod 306 is connected with the fixed block 5 in a sliding manner, a sliding groove arranged in the supporting rod 306 is in clearance fit with the outer wall of the screw 307, when the screw 307 rotates, a nut at the end part of the screw 307 can fix the supporting rod 306, the outer wall of the screw 307 is in threaded connection with the fixed block 5, a clamping block 308 is fixedly connected to the end part of the supporting rod 306, the supporting rod 306 drives the clamping block 308 to move, a rubber pad 6 is fixedly connected to the surface of the clamping block 308, the rubber pad 6 plays a role in protecting a PCB, the two clamping blocks 308 are symmetrically arranged, and the two second supporting plates 304 are symmetrically arranged;

the double-end stud 301 drives the two threaded blocks 302 to move, the threaded blocks 302 drive the sliding blocks 303 to slide, the two sliding blocks 303 on one side drive the supporting plate 305 above the double-end stud 302 to move, the supporting plate 305 drives the clamping plate 305 to move, the clamping plates 305 on two sides fix the left side and the right side of the multilayer PCB, the two supporting rods 306 are slid, the supporting rods 306 drive the clamping blocks 308 to move, the screw 307 is rotated, the nuts at the upper ends of the screw 307 fix the supporting rods 306 above the fixed blocks 5, the front side and the rear side of the multilayer PCB are fixed, the positions of the clamping blocks 308 and the clamping plates 305 can be adjusted, and the multilayer PCB similar to the rectangular shape can be fixed.

Working principle:

when the multilayer PCB clamp is used, a multilayer PCB is placed on the first supporting plate 2, the positions of the two clamping plates 305 are adjusted according to the shape of the multilayer PCB, the motor 4 is started, the motor 4 drives the stud 301 to rotate, the stud 301 drives the two threaded blocks 302 to move, the threaded blocks 302 drive the sliding blocks 303 to slide, the two sliding blocks 303 on one side drive the supporting plate 305 above the sliding blocks to move, the supporting plate 305 drives the clamping plates 305 to move, the clamping plates 305 on the two sides fix the left side and the right side of the multilayer PCB, the two supporting rods 306 slide, the supporting rods 306 drive the clamping blocks 308 to move, when the rubber pads 6 on the surface of the clamping blocks 308 are attached to the multilayer PCB, the screw 307 is rotated, the nuts at the upper ends of the screw 307 fix the supporting rods 306 above the fixing blocks 5, the front side and the rear side of the multilayer PCB are fixed, the positions of the clamping blocks 308 and the clamping plates 305 can be adjusted, and the multilayer PCB with similar rectangular shapes can be fixed.

Example 2:

referring to fig. 1-4, the present utility model provides a technical solution: the multilayer PCB clamp comprises a fixing mechanism 3, a clamping plate 305 and a connecting rod 3a1, wherein the connecting rod 3a1, a spring 3a2 and a vertical plate 3a3 are arranged on the fixing mechanism 3, the outer walls of the two connecting rods 3a1 are connected with the clamping plate 305 in a sliding mode, the vertical plate 3a3 is fixedly connected to the end portions of the two connecting rods 3a1, the two connecting rods 3a1 and the vertical plate 3a3 move together, the spring 3a2 is arranged on the outer wall of the connecting rod 3a1, the two ends of the spring 3a2 are fixedly connected with the clamping plate 305 and the vertical plate 3a3 respectively, and the spring 3a2 enables the connecting rod 3a1 to extend out under the action of elasticity;

through the cooperation between connecting rod 3a1, spring 3a2 and riser 3a3, when splint 305 fixes the multilayer PCB board, riser 3a3 at first contacts with the multilayer PCB board, and when splint 305 continued to advance, no longer advancing of riser 3a3, connecting rod 3a1 slides to the outside, and spring 3a2 is compressed, protects the multilayer PCB board under the spring force effect of spring 3a1, prevents to hold the excessive clamping force in the fixed in-process, causes the damage to the multilayer PCB board.

Working principle:

when splint 305 fixes the multilayer PCB board, riser 3a3 at first contacts with the multilayer PCB board, and when splint 305 continued to advance, riser 3a3 no longer advances, and connecting rod 3a1 slides to the outside, and spring 3a2 is compressed, protects the multilayer PCB board under the effect of spring 3a1 elasticity, prevents that the clamping force is too big at fixed in-process, causes the damage to the multilayer PCB board.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a multilayer PCB anchor clamps, includes support (1) and layer board one (2), layer board one (2) rigid coupling is in the positive intermediate position of support (1) upper surface, its characterized in that: a fixing mechanism (3) is arranged above the support (1), two motors (4) are fixedly connected to the outer wall of the support (1), two fixing blocks (5) are fixedly connected to the upper surface of the support (1), and a base (7) is fixedly connected to the lower surface of the support (1);

the fixing mechanism (3) comprises a double-end stud (301) and a supporting rod (306), wherein the outer walls at the two ends of the double-end stud (301) are rotationally connected with the support (1) through bearings, a threaded block (302) is connected with the outer wall of the double-end stud (301) in a threaded mode, a sliding block (303) is fixedly connected above the threaded block (302), the outer walls of the sliding block (303) are slidably connected with the support (1), a supporting plate II (304) is fixedly connected with the upper surface of the sliding block (303), a clamping plate (305) is fixedly connected with the upper surface of the supporting plate II (304), the outer wall of the supporting rod (306) is slidably connected with the fixing block (5), a sliding groove arranged in the supporting rod (306) is in clearance fit with the outer wall of the screw rod (307), the outer wall of the screw rod (307) is in threaded connection with the fixing block (5), and a clamping block (308) is fixedly connected with the end portion of the supporting rod (306).

2. A multi-layer PCB fixture as claimed in claim 1, wherein: the end of the double-end stud (301) is fixedly connected with the output shaft of the motor (4).

3. A multi-layer PCB fixture as claimed in claim 1, wherein: the surface of the clamping block (308) is fixedly connected with a rubber pad (6).

4. A multi-layer PCB fixture as claimed in claim 1, wherein: the two clamping blocks (308) are symmetrically arranged, and the two supporting plates II (304) are symmetrically arranged.