CN210010862U

CN210010862U - PCB clamping pincers

Info

Publication number: CN210010862U
Application number: CN201920378157.6U
Authority: CN
Inventors: 钟冠锋
Original assignee: Heshan Jinhai Electronic Co Ltd
Current assignee: Heshan Jinhai Electronic Co Ltd
Priority date: 2019-03-25
Filing date: 2019-03-25
Publication date: 2020-02-04
Anticipated expiration: 2029-03-25

Abstract

The utility model discloses a PCB clamping pliers, which comprises a first fixed splint, a second fixed splint, a hinging block connecting frame, a hinging block, a hand-pulling swinging arm, a swinging plate, a first splint, a second splint, a reset spring, a first rotating shaft, a second rotating shaft, a third rotating shaft and a fourth rotating shaft, when the device works, the device is clamped and fixed on the fixed beam through the first fixed splint and the second fixed splint, then the PCB is clamped between the first pressing round bulge and the second pressing round bulge and is positioned by the triangular limiting convex block, the hand-pulling swing arm is pushed, the two side block walls of the hinge block are clamped in the limiting arc wall, the hand-pulling swing arm drives the swing plate and the second clamping plate to swing within a certain angle range, the second clamping plate swings to the first clamping plate, the PCB is clamped and fixed between the first clamping plate and the second clamping plate by contracting the distance between the first pressing round bulge and the second pressing round bulge; the clamping device has the characteristics of accurate clamping and positioning, and strong corrosion resistance and shock resistance.

Description

PCB clamping pincers

Technical Field

The utility model belongs to the technical field of the production of PCB board, concretely relates to PCB board centre gripping pincers.

Background

The production of PCB board needs through the process of washing board and electroplating, it needs to wash and drip to wash the board to indicate above can adhere to impurity such as dust when the PCB base plate comes the material and need wash it and do, it indicates to plate the circuit layer that one deck protective layer is used for protecting the PCB board on the surface of PCB board to wash the board and electroplate and all need to hold the PCB board clamp with the help of clamping tool fixed, because current clamping tool centre gripping location is inaccurate and anti-vibration nature is relatively poor, cause the unstable problem that causes the PCB board to drop of centre gripping in washing board and electroplating process easily, consequently, need design a centre gripping location accurate, anti-corrosion and anti-vibration nature strong PCB board centre gripping pincers.

Disclosure of Invention

The utility model aims at providing a PCB board centre gripping pincers that centre gripping location is accurate, corrosion-resistant and anti-vibration nature is strong.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a PCB clamping pliers comprises a first fixing clamp plate, a second fixing clamp plate, a connecting frame of a hinge block, a hand-pulling swing arm, a swing plate, a first clamp plate, a second clamp plate, a reset spring, a first rotating shaft, a second rotating shaft, a third rotating shaft and a fourth rotating shaft, wherein the first fixing clamp plate is provided with a first screw hole in a forming way, the other side of the first fixing clamp plate, which is positioned at the first screw hole, is provided with a bolt bayonet which is opened towards one side in a forming way, the second fixing clamp plate comprises a clamp plate wall, a second screw hole, a third screw hole, a fourth screw hole, an installation block and a swing positioning plate wall, the clamp plate wall is provided with a second screw hole corresponding to the first screw hole in a forming way, the clamp plate wall is provided with a third screw hole corresponding to the bolt bayonet in a forming way, the fourth screw hole is formed below the third screw hole in the clamp plate wall in a forming way, the lower end of the clamp plate wall is provided with an installation block, the first screw hole and the second screw hole are fixedly connected through a bolt, the bolt rod of the bolt is inserted into the bolt bayonet and is in threaded connection with the third screw hole, and the bolt head of the bolt is clamped on the outer side wall of the first fixed splint, so that the first fixed splint is fixedly arranged on the second fixed splint, the hinge block connecting frame is arranged on the splint wall, a connecting frame mounting hole is formed in the hinge block connecting frame corresponding to the shaping of the splint wall, a hinge block mounting groove is formed in the hinge block connecting frame at the other side of the connecting frame mounting hole, a fifth screw hole is formed in one end frame surface of the hinge block connecting frame connected with the splint wall corresponding to the shaping of the fourth screw hole, the splint wall is inserted into the connecting frame mounting hole, the fourth screw hole and the fifth screw hole are fixedly connected through the bolt, so that the hinge block connecting frame is fixedly arranged on the first fixed splint, one end of the hinge block is hinged in, the other end of the hinging block is provided with a first swing seat mounting groove in a forming way, one end of a swing seat of the hand-pulling swing arm is hinged in the first swing seat mounting groove through a second rotating shaft, the hand-pulling swing arm comprises a swing seat and a handle, the upper end of the swing seat is provided with the handle in a forming way, the other end of the swing seat is hinged in a second swing seat mounting groove of the swinging plate through a third rotating shaft, the swinging plate comprises a swash plate wall, a second swing seat mounting groove, a limiting arc wall and a clamping plate fixing wall, the upper end wall edge of the swash plate wall is provided with the second swing seat mounting groove in a forming way, the upper end of the swash plate wall is provided with the limiting arc wall in a forming way along the length direction, the lower end part of the swash plate wall is provided with a clamping plate fixing wall in a downward extending forming way, two side block walls of the first swing seat mounting groove are clamped in the limiting arc wall, the clamping plate fixing wall is hinged between the swing positioning, the second clamping plate is fixedly arranged on the clamping plate fixing wall;

the first clamping plate is symmetrically provided with triangular limiting lugs, the first clamping plate is provided with first pressing round bulges in a forming mode below the triangular limiting lugs, and the second clamping plate is provided with second pressing round bulges in a forming mode of aligning with the first pressing round bulges.

Furthermore, a fixed beam clamping groove is formed between the clamping plate walls of the first fixed clamping plate and the second fixed clamping plate.

Further, the inside wall of installation piece is located the shaping and is equipped with the fixed section of thick bamboo of spring between the swing locating plate wall, and the inside wall of splint fixed wall aligns the fixed section of thick bamboo shaping of spring and is equipped with the spacing lug of spring, and spacing lug alternates in reset spring's one end, and reset spring's other end is fixed to be set up and is realized realizing with reset spring fixed mounting between first splint and second splint in the section of thick bamboo chamber of the fixed section of thick bamboo of spring.

The utility model discloses following beneficial effect has:

the utility model relates to a PCB board clamping pincers, when its work, at first fix on the fixed beam through first solid fixed splint and the centre gripping of second solid fixed splint, then the PCB board is located between first compress tightly protruding and the second compress tightly protruding and through triangle-shaped spacing lug, promote hand power swing arm, the both sides piece wall card of hinge block is in spacing arc wall, hand power swing arm drives swinging plate and second splint and swings in certain angle range, the second splint pendulum is to first splint, realize fixing the PCB board clamping between first splint and second splint through contracting the interval of first compress tightly protruding and second compress tightly protruding; the clamping device has the characteristics of accurate clamping and positioning, and strong corrosion resistance and shock resistance.

Drawings

Fig. 1 is a schematic view of the overall structure of a PCB board holding clamp of the present invention;

fig. 2 is a schematic view of the whole structure of a PCB clamping vise of the present invention at another viewing angle;

fig. 3 is a schematic view of the whole structure of a PCB clamping vise of the present invention at another viewing angle;

fig. 4 is a side view of the PCB clamping pliers of the present invention.

In the figure: 1. a first stationary jaw; 2. a second stationary jaw; 3. the hinge block connecting frame; 4. a hinged block; 5. pulling the swing arm by hand; 6. a swing plate; 7. a first splint; 8. a second splint; 9. a return spring; 10. a first rotating shaft; 11. a second rotating shaft; 12. a third rotating shaft; 13. a fourth rotating shaft; 1a, a first screw hole; 1b, a bolt bayonet; 1c, fixing a beam clamp groove; 2a, a splint wall; 2b, a second screw hole; 2c, a third screw hole; 2d, a fourth screw hole; 2e, mounting blocks; 2f, swinging the positioning plate wall; 2g, a spring fixing cylinder; 3a, connecting frame mounting holes; 3b, a hinge block mounting groove; 3c, a fifth screw hole; 4a, a first swing seat mounting groove; 5a, a swing seat; 5b, a handle; 6a, a sloping plate wall; 6b, a second swing seat mounting groove; 6c, limiting arc walls; 6d, fixing the wall by a clamping plate; 6e, a spring limiting lug; 7a, a triangular limiting bump; 7b, a first compression round bulge; 8a and a second pressing round bulge.

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific embodiments so as to more clearly understand the technical idea claimed in the invention.

As shown in fig. 1-4, the utility model relates to a PCB clamping pliers, comprising a first fixing splint 1, a second fixing splint 2, a hinge block connecting frame 3, a hinge block 4, a hand-pulling swing arm 5, a swing plate 6, a first splint 7, a second splint 8, a return spring 9, a first rotating shaft 10, a second rotating shaft 11, a third rotating shaft 12 and a fourth rotating shaft 13, wherein the first fixing splint 1 is formed with a first screw hole 1a, the first fixing splint 1 is formed with a bolt bayonet 1b opened towards one side at the other side of the first screw hole 1a, the second fixing splint 2 comprises a splint wall 2a, a second screw hole 2b, a third screw hole 2c, a fourth screw hole 2d, an installation block 2e and a swing positioning plate wall 2f, the splint wall 2a is formed with a second screw hole 2b corresponding to the first screw hole 1a, the splint wall 2a is formed with a third screw hole 2c corresponding to the bolt bayonet 1b, fourth screw hole 2d has been seted up in the below shaping that lies in third screw hole 2c on splint wall 2a, the lower extreme shaping of splint wall 2a is equipped with installation piece 2e, the both sides of installation piece 2e extend the shaping towards second splint 8 and are equipped with swing locating plate wall 2f, first screw 1a and second screw hole 2b are through bolt fixed connection, the shank of bolt inserts from bolt bayonet 1b and third screw 2c threaded connection and its bolt head blocks the lateral wall of first solid fixed splint 1 and realizes first solid fixed splint 1 fixed mounting on second solid fixed splint 2, articulated piece link 3 sets up on splint wall 2a, link mounting hole 3a has been seted up corresponding to splint wall 2a shaping on articulated piece link 3, articulated piece mounting groove 3b has been seted up to the opposite side that lies in link mounting hole 3a shaping on articulated piece link 3, the one end face that link 3 and splint wall 2a are connected corresponds fourth screw hole 2d shaping and has been seted up fifth screw hole 3c The clamp plate wall 2a is inserted in the connecting frame mounting hole 3a, the fourth screw hole 2d and the fifth screw hole 3c are fixedly connected through a bolt to mount and fix the hinged block connecting frame 3 on the first fixed clamp plate 1, one end of the hinged block 4 is hinged in the hinged block mounting groove 3b through the first rotating shaft 10, the other end of the hinged block 4 is formed and provided with a first swing seat mounting groove 4a, one end of a swing seat 5a of the hand-pulling swing arm 5 is hinged in the first swing seat mounting groove 4a through the second rotating shaft 11, the hand-pulling swing arm 5 comprises a swing seat 5a and a handle 5b, the upper end of the swing seat 5a is formed and provided with a handle 5b, the other end of the swing seat 5a is hinged in a second swing seat mounting groove 6b of the swing plate 6 through the third rotating shaft 12, the swing plate 6 comprises a swash plate wall 6a, a second swing seat mounting groove 6b, a limit arc wall 6c and a clamp plate fixing wall 6d, the upper end wall edge of the swash plate wall 6a is formed and provided, the upper end of the inclined plate wall 6a is provided with a limiting arc wall 6c along the length direction in a forming manner, the lower end part of the inclined plate wall 6a extends downwards to form a clamping plate fixing wall 6d, the two side block walls of the first swing seat mounting groove 4a are clamped in the limiting arc wall 6c, the clamping plate fixing wall 6d is hinged between the swing positioning plate walls 2f through a fourth rotating shaft 13, a reset spring 9 is arranged between the mounting block 2e and the clamping plate fixing wall 6d, the first clamping plate 7 is fixedly mounted on the mounting block 2e, and the second clamping plate 8 is fixedly mounted on the clamping plate fixing wall 6 d;

the first splint 7 is symmetrically provided with triangular limiting convex blocks 7a, the first splint 7 is provided with first pressing round protrusions 7b below the triangular limiting convex blocks 7a, and the second splint 8 is provided with second pressing round protrusions 8a by aligning the first pressing round protrusions 7 b.

Wherein, a fixed beam clamping groove 1c is formed between the clamping plate walls 2a of the first fixed clamping plate 1 and the second fixed clamping plate 2.

Wherein, the inside wall of installation piece 2e is located the shaping and is equipped with the fixed section of thick bamboo 2g of spring between the swing locating plate wall 2f, and the inside wall of splint fixed wall 6d aligns the fixed section of thick bamboo 2g shaping of spring and is equipped with the spacing lug 6e of spring, and spacing lug 6e alternates in the one end of reset spring 9, and the other end of reset spring 9 is fixed to be set up and is realized realizing with reset spring fixed mounting between first splint 7 and second splint 8 in the section of thick bamboo chamber of the fixed section of thick bamboo 2g of spring.

The utility model relates to a PCB board clamping pincers, at its during operation, at first fix through first solid fixed splint 1 and second solid fixed splint 2 centre gripping and fix on the fixed beam, then the PCB board is located between first compress tightly protruding 7b and second compress tightly protruding 8a and through triangle-shaped spacing lug 7a, promote hand power swing arm 4, the both sides piece wall card of articulated block 3 is in spacing arc wall 6c, hand power swing arm 4 drives swinging plate 5 and second splint 8 and swings in certain angle range, second splint 8 swings to first splint 7, realize fixing the PCB board clamping between first splint 7 and second splint 8 through contracting the interval of first compress tightly protruding 7b and second compress tightly protruding 8 a; the clamping device has the characteristics of accurate clamping and positioning, and strong corrosion resistance and shock resistance.

Various other changes and modifications may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such changes and modifications should fall within the scope of the present invention.

Claims

1. The utility model provides a PCB board centre gripping pincers which characterized in that: comprises a first fixed splint (1), a second fixed splint (2), a hinging block connecting frame (3), a hinging block (4), a hand-pulling swing arm (5), a swing plate (6), a first splint (7), a second splint (8), a reset spring (9), a first rotating shaft (10), a second rotating shaft (11), a third rotating shaft (12) and a fourth rotating shaft (13), wherein the first fixed splint (1) is provided with a first screw hole (1 a) in a forming way, the other side of the first fixed splint (1) positioned at the first screw hole (1 a) is provided with a bolt bayonet (1 b) opened towards one side, the second fixed splint (2) comprises a splint wall (2 a), a second screw hole (2 b), a third screw hole (2 c), a fourth screw hole (2 d), an installation block (2 e) and a swing positioning plate wall (2 f), the splint wall (2 a) is provided with a second screw hole (2 b) corresponding to the first screw hole (1 a) in a forming way, a third screw hole (2 c) is formed in the splint wall (2 a) corresponding to the bolt bayonet (1 b), a fourth screw hole (2 d) is formed in the splint wall (2 a) and located below the third screw hole (2 c), a mounting block (2 e) is formed in the lower end of the splint wall (2 a), swing positioning plate walls (2 f) are formed in the two sides of the mounting block (2 e) in an extending mode towards the second splint (8), the first screw hole (1 a) and the second screw hole (2 b) are fixedly connected through bolts, bolt rods of the bolts are inserted into the bolt bayonet (1 b) and are in threaded connection with the third screw hole (2 c), the bolt heads clamp the outer side wall of the first fixing splint (1) to enable the first fixing splint (1) to be fixedly mounted on the second fixing splint (2), a hinge block connecting frame (3) is arranged on the splint wall (2 a), a connecting frame mounting hole (3 a) is formed in the hinge block connecting frame (3) corresponding to the splint wall (2 a), a hinged block mounting groove (3 b) is formed in the other side of the hinged block connecting frame (3) positioned in the connecting frame mounting hole (3 a), a fifth screw hole (3 c) is formed in one end frame surface of the hinged block connecting frame (3) connected with the splint wall (2 a) corresponding to the fourth screw hole (2 d), the splint wall (2 a) is inserted in the connecting frame mounting hole (3 a), the fourth screw hole (2 d) and the fifth screw hole (3 c) are fixedly connected through bolts to mount and fix the hinged block connecting frame (3) on the first fixed splint (1), one end of the hinged block (4) is hinged in the hinged block mounting groove (3 b) through a first rotating shaft (10), a first swing seat mounting groove (4 a) is formed in the other end of the hinged block (4), one end of a swing seat (5 a) of the hand-pulling swing arm (5) is hinged in the first swing seat mounting groove (4 a) through a second rotating shaft (11), the hand-pulling swing arm (5) comprises a swing seat (5 a) and a handle (5 b), the handle (5 b) is arranged at the upper end of the swing seat (5 a) in a forming mode, the other end of the swing seat (5 a) is hinged in a second swing seat mounting groove (6 b) of the swing plate (6) through a third rotating shaft (12), the swing plate (6) comprises a swash plate wall (6 a), a second swing seat mounting groove (6 b), a limiting arc wall (6 c) and a clamping plate fixing wall (6 d), the second swing seat mounting groove (6 b) is formed at the edge of the upper end wall of the swash plate wall (6 a), the limiting arc wall (6 c) is formed at the upper end of the swash plate wall (6 a) along the length direction of the upper end of the swash plate wall, the clamping plate fixing wall (6 d) is formed by downward extending of the end of the lower end of the swash plate wall (6 a), two side block walls of the first swing seat mounting groove (4 a) are clamped in the limiting arc wall (6 c), and the clamping plate fixing wall (6 d) is hinged between the swing, the reset spring (9) is arranged between the mounting block (2 e) and the clamping plate fixing wall (6 d), the first clamping plate (7) is fixedly mounted on the mounting block (2 e), and the second clamping plate (8) is fixedly mounted on the clamping plate fixing wall (6 d);

the first splint (7) are symmetrically formed with triangular limiting convex blocks (7 a), the first splint (7) is provided with first pressing round protrusions (7 b) below the triangular limiting convex blocks (7 a), and the second splint (8) is provided with second pressing round protrusions (8 a) by aligning the first pressing round protrusions (7 b).

2. The PCB board clamping vise of claim 1, wherein: and a fixed beam clamping groove (1 c) is formed between the clamping plate walls (2 a) of the first fixed clamping plate (1) and the second fixed clamping plate (2).

3. The PCB board clamping vise of claim 1, wherein: the inside wall of installation piece (2 e) is located the shaping and is equipped with spring retainer plate (2 g) between swing locating plate wall (2 f), and the inside wall of splint retainer plate (6 d) aligns spring retainer plate (2 g) shaping and is equipped with spacing lug of spring (6 e), and spacing lug (6 e) alternate the one end at reset spring (9), and the other end of reset spring (9) is fixed to be set up in the barrel cavity of spring retainer plate (2 g) and is realized with reset spring fixed mounting between first splint (7) and second splint (8).