CN210742445U

CN210742445U - PCB circuit board test fixture

Info

Publication number: CN210742445U
Application number: CN201921417769.8U
Authority: CN
Inventors: 武韶印
Original assignee: Wujiang Nanlian Electronics Co Ltd
Current assignee: Wujiang Nanlian Electronics Co Ltd
Priority date: 2019-08-29
Filing date: 2019-08-29
Publication date: 2020-06-12
Anticipated expiration: 2029-08-29

Abstract

The utility model discloses a PCB circuit board test fixture, including placement machine and clamping mechanism, placement machine constructs: the placing mechanism comprises a workbench, the upper surface of the workbench is provided with a sliding chute, a placing plate is connected onto the sliding chute in a sliding mode through a sliding block, the upper surface of the placing plate is provided with an anti-static rubber block, and the upper surface of the anti-static rubber block is provided with a placing groove; a clamping mechanism: clamping mechanism includes four spliced poles, and four spliced poles run through the workstation through circular through-hole, the annular groove has been seted up to the side of circular through-hole, and the side of four spliced poles all is equipped with annular fixed block, and the spring has all been cup jointed to the side of four spliced poles, this PCB circuit board test fixture, can be quick press from both sides the PCB circuit board tightly, reduce the waste of time, improve work efficiency, simultaneously, can prevent that the clamp force of PCB circuit board both sides is too big, and make the clamp force of both sides the same, prevent to cause the damage of PCB circuit board, convenient to use.

Description

PCB circuit board test fixture

Technical Field

The utility model relates to a test fixture technical field specifically is a PCB circuit board test fixture.

Background

The PCB circuit board, also known as the printed circuit board, is the provider of electrical connection of electronic components, its development has been in history for more than 100 years, its design is mainly the territory design, the main advantage that adopts the circuit board is the mistake of greatly reducing wiring and assembly, improved automation level and production labor rate, after the PCB circuit board production is accomplished, need test it, generally the people is held the circuit board or directly placed on the desktop, rotate through the double-screw bolt and promote the lower pressure block to fix, but the double-screw bolt of both sides of rotating back and forth like this makes the lower pressure block clamp tightly, the time waste, reduce work efficiency, simultaneously, make the clamp force of PCB circuit board both sides too big and different, cause the damage of PCB circuit board, it is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a PCB circuit board test fixture, can be quick press from both sides the PCB circuit board tightly, reduce time's waste improves work efficiency, simultaneously, can prevent that the clamp force of PCB circuit board both sides is too big to the clamp force that makes both sides is the same, prevents to cause the damage of PCB circuit board, convenient to use can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a PCB circuit board test fixture comprises a placing mechanism and a clamping mechanism,

placing a mechanism: the placing mechanism comprises a workbench, a sliding groove is formed in the upper surface of the workbench, a placing plate is connected to the sliding groove in a sliding mode through a sliding block, an anti-static rubber block is arranged on the upper surface of the placing plate, a placing groove is formed in the upper surface of the anti-static rubber block, the PCB is prevented from being placed in the placing groove, the placing plate is pushed to move along the sliding groove, the placing plate reaches the position below the lower pressing plate, the PCB is rapidly placed and moved, time waste is reduced, and working efficiency is improved;

a clamping mechanism: the clamping mechanism comprises four connecting columns, the four connecting columns penetrate through the workbench through a circular through hole, an annular groove is formed in the side face of the circular through hole, annular fixing blocks are arranged on the side faces of the four connecting columns, springs are sleeved on the side faces of the four connecting columns, the springs are located above the annular fixing blocks, the springs and the annular fixing blocks are located inside the annular groove, the top ends of the left connecting columns and the top ends of the right connecting columns are connected through lower pressing plates respectively, the bottom ends of the four connecting columns are connected through pushing plates, the springs extend out of the annular groove due to the elasticity of the springs, the springs extend out to push the annular fixing blocks, the annular fixing blocks drive the four connecting columns to move downwards along the circular through hole, the four connecting columns move downwards to drive the lower pressing plates to press down the PCB on the placing plate, the PCB can be clamped, the clamping force on the two sides is the same, so that the PCB circuit board is prevented from being damaged;

the right end of the sliding groove is located on the bottom side of the lower pressing plate, and the front-back distance of the workbench is smaller than the distance between the front-back side connecting columns.

Further, still include the pouring weight, the pouring weight is placed on the push pedal, and the pouring weight is greater than the height of workstation to the distance of workstation, is convenient for to the change of pouring weight, can adjust clamping-force.

Further, still include two baffles, two baffles are located the one side that two holding-down plates kept away from each other respectively, and the one side that two baffles are close to each other is the inclined plane, can promote the workstation, fixes a position the workstation.

Furthermore, four supporting legs are distributed on the bottom side of the workbench in an array mode, one side, close to each other, of the two supporting legs is connected through a reinforcing plate, and the fixture is convenient to support.

Further, four supporting legs keep away from workstation one end and seted up circular recess, the top of circular recess is equipped with electric telescopic handle, electric telescopic handle's bottom is equipped with the universal wheel, electric telescopic handle's input is connected with the output electricity of switch, the upper surface at the workstation is established to the switch, and on-off control electric telescopic handle stretches out, and electric telescopic handle stretches out and makes the universal wheel land, the removal of this anchor clamps of being convenient for.

Compared with the prior art, the beneficial effects of the utility model are that: this PCB circuit board test fixture has following benefit:

1. the PCB circuit board is prevented placing inside the standing groove, promotes to place the board and removes along the spout, makes the below of placing the board and reacing the holding down plate, and quick placing and removing the PCB circuit board reduce the waste of time, improve work efficiency.

2. The spring self elasticity makes the spring stretch out in that the annular groove is inside, and the spring stretches out and promotes annular fixed block, makes annular fixed block drive four spliced poles and moves down along circular through-hole, and four spliced poles move down and drive the holding down plate and push down and place the PCB circuit board on the board, can press from both sides tightly the PCB circuit board, avoid the clamp force of PCB circuit board both sides too big to the clamp force that makes both sides is the same, prevents to cause the damage of PCB circuit board.

3. The switch controls the electric telescopic rod to extend out, and the electric telescopic rod extends out to enable the universal wheels to land on the ground, so that the clamp can move conveniently.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the structure of the present invention;

FIG. 3 is a schematic view of a partial cross-section of the structural workbench and the connecting column of the present invention;

fig. 4 is the schematic view of the partial section of the structural support leg of the present invention.

In the figure: 1 workstation, 2 place the board, 3 prevent static block rubber, 4 standing grooves, 5 baffles, 6 holding down plates, 7 spouts, 8 spliced poles, 9 gusset plates, 10 switches, 11 supporting legs, 12 weights, 13 push pedal, 14 springs, 15 annular fixed block, 16 annular groove, 17 circular recess, 18 electric telescopic handle, 19 universal wheels, 20 circular through-holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a PCB circuit board test fixture, is including placing mechanism and clamping mechanism, and placing mechanism: the placing mechanism comprises a workbench 1, a sliding groove 7 is formed in the upper surface of the workbench 1, a placing plate 2 is connected to the sliding groove 7 in a sliding mode through a sliding block, an anti-static rubber block 3 is arranged on the upper surface of the placing plate 2, a placing groove 4 is formed in the upper surface of the anti-static rubber block 3, the PCB is prevented from being placed in the placing groove 4, the placing plate 2 is pushed to move along the sliding groove 7, the placing plate 2 reaches the position below a lower pressing plate 6, the PCB is rapidly placed and moved, time waste is reduced, and working efficiency is improved; a clamping mechanism: the clamping mechanism comprises four connecting columns 8, the four connecting columns 8 penetrate through the workbench 1 through circular through holes 20, annular grooves 16 are formed in the side faces of the circular through holes 20, annular fixing blocks 15 are arranged on the side faces of the four connecting columns 8, springs 14 are sleeved on the side faces of the four connecting columns 8, the springs 14 are located above the annular fixing blocks 15, the springs 14 and the annular fixing blocks 15 are located inside the annular grooves 16, the top ends of the two connecting columns 8 on the left side and the top ends of the two connecting columns 8 on the right side are connected through lower pressing plates 6 respectively, the clamping mechanism further comprises two baffles 5, the two baffles 5 are located on the sides, far away from each other, of the two lower pressing plates 6 respectively, the sides, close to each other, of the two baffles 5 are inclined planes, the workbench 1 can be pushed, the workbench 1 is located, the bottom ends of the four connecting columns 8 are connected through pushing, the spring 14 extends out to push the annular fixing block 15, so that the annular fixing block 15 drives the four connecting posts 8 to move downwards along the circular through hole 20, the four connecting posts 8 move downwards to drive the lower pressing plate 6 to press down the PCB circuit board on the placing plate 2, the PCB circuit board can be clamped, excessive clamping force on two sides of the PCB circuit board is avoided, the weight 12 is further included, the weight 12 is placed on the pushing plate 13, the distance from the weight 12 to the workbench 1 is larger than the height of the workbench 1, the weight 12 can be conveniently replaced, the clamping force can be adjusted, the clamping force on two sides is the same, and the damage to the PCB circuit board is prevented; wherein, the right-hand member of spout 7 is located the bottom side of holding down plate 6, the distance between little and the front and back side spliced pole 8 of the fore-and-aft distance of workstation 1, the bottom side array distribution of workstation 1 has four supporting legs 11, one side that two supporting legs 11 are close to each other is passed through gusset plate 9 and is connected, be convenient for support this anchor clamps, four supporting legs 11 are kept away from 1 one end of workstation and have been seted up circular recess 17, the top of circular recess 17 is equipped with electric telescopic handle 18, electric telescopic handle 18's bottom is equipped with universal wheel 19, electric telescopic handle 18's input is connected with switch 10's output electricity, switch 10 establishes the upper surface at workstation 1, switch 10 control electric telescopic handle 18 stretches out, electric telescopic handle 18 stretches out and makes universal wheel 19 land, be convenient.

When in use: prevent placing the PCB circuit board inside standing groove 4, promote to place board 2 and remove along spout 7, make and place the below that board 2 reachd holding down plate 6, quick placing and removing the PCB circuit board, reduce the waste of time, improve work efficiency, spring 14 self elasticity makes spring 14 stretch out inside annular groove 16, spring 14 stretches out and promotes annular fixed block 15, make annular fixed block 15 drive four spliced poles 8 and remove along circular through-hole 20 downwards, four spliced poles 8 move down and drive holding down plate 6 and push down the PCB circuit board of placing on board 2, can press from both sides tightly the PCB circuit board, avoid the clamp force of PCB circuit board both sides too big, and make the clamp force of both sides the same, prevent to cause the damage of PCB circuit board.

It should be noted that the electric telescopic rod 18 disclosed in the present embodiment may be made of HT-KC55 manufactured by wenzhou chromium transmission equipment limited, and the switch 10 controls the electric telescopic rod 18 to operate by a method commonly used in the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a PCB circuit board test fixture which characterized in that: comprises a placing mechanism and a clamping mechanism,

placing a mechanism: the placing mechanism comprises a workbench (1), a sliding groove (7) is formed in the upper surface of the workbench (1), a placing plate (2) is connected to the sliding groove (7) in a sliding mode through a sliding block, an anti-static rubber block (3) is arranged on the upper surface of the placing plate (2), and a placing groove (4) is formed in the upper surface of the anti-static rubber block (3);

a clamping mechanism: the clamping mechanism comprises four connecting columns (8), the four connecting columns (8) penetrate through the workbench (1) through circular through holes (20), annular grooves (16) are formed in the side faces of the circular through holes (20), annular fixing blocks (15) are arranged on the side faces of the four connecting columns (8), springs (14) are sleeved on the side faces of the four connecting columns (8), the springs (14) are located above the annular fixing blocks (15), the springs (14) and the annular fixing blocks (15) are located inside the annular grooves (16), the top ends of the two connecting columns (8) on the left side and the top ends of the two connecting columns (8) on the right side are connected through lower pressing plates (6), and the bottom ends of the four connecting columns (8) are connected through pushing plates (13);

the right end of the sliding groove (7) is located on the bottom side of the lower pressing plate (6), and the front-back distance of the workbench (1) is small and the distance between the front-back side connecting columns (8) is small.

2. A PCB board testing fixture according to claim 1, wherein: the device is characterized by further comprising a weight (12), wherein the weight (12) is placed on the push plate (13), and the distance from the weight (12) to the workbench (1) is larger than the height of the workbench (1).

3. A PCB board testing fixture according to claim 1, wherein: the novel pressing plate is characterized by further comprising two baffle plates (5), wherein the two baffle plates (5) are respectively located on one sides, far away from each other, of the two lower pressing plates (6), and inclined planes are arranged on one sides, close to each other, of the two baffle plates (5).

4. A PCB board testing fixture according to claim 1, wherein: four supporting legs (11) are distributed on the bottom side of the workbench (1) in an array mode, and one sides, close to each other, of the two supporting legs (11) are connected through reinforcing plates (9).

5. A PCB circuit board test fixture as defined in claim 4, wherein: four supporting legs (11) are kept away from workstation (1) one end and have been seted up circular recess (17), the top of circular recess (17) is equipped with electric telescopic handle (18), the bottom of electric telescopic handle (18) is equipped with universal wheel (19), the input of electric telescopic handle (18) is connected with the output electricity of switch (10), the upper surface at workstation (1) is established in switch (10).