CN210147905U

CN210147905U - Clamp

Info

Publication number: CN210147905U
Application number: CN201921100776.5U
Authority: CN
Inventors: 刘保奎; 罗会武; 杨文辉; 王珍华; 马士金; 钟小军; 刘芙蓉
Original assignee: Huizhou Aijiamei Electronic Co Ltd
Current assignee: Huizhou Aijiamei Electronic Co Ltd
Priority date: 2019-07-12
Filing date: 2019-07-12
Publication date: 2020-03-17
Anticipated expiration: 2029-07-12

Abstract

A clamp, comprising: the device comprises a base, a fixing plate, a fixing mechanism, a supporting plate, a movable column, a lower pressing plate and a locking mechanism, wherein one end of the fixing plate is provided with a first baffle plate, the fixing plate is provided with a plurality of fixing holes, the fixing mechanism comprises a poking plate, a first elastic part, a positioning barrier strip and a fixing screw rod, the supporting plate is provided with a slide rail, the lower pressing plate is provided with a plurality of probes, the locking mechanism comprises a first locking column, a second locking column, a first locking screw rod and a second locking screw rod, the fixing holes are formed, the positioning barrier strip can be installed at a proper position through the fixing screw rod according to the size condition of a specific circuit board, the circuit board is clamped and fixed, the positioning barrier strip is installed in the fixing holes at different positions, clamping distances in different ranges are obtained, the device has better adjustability and wide application range, meanwhile, the first baffle plate is arranged, when a detector presses and moves the, the first baffle can contact with the holding down plate and play certain guard action, reduces the defective rate.

Description

Clamp

Technical Field

The utility model relates to a detect anchor clamps technical field, in particular to anchor clamps are surveyed to board.

Background

In modern society, along with the continuous improvement of science and technology, electronic products are used more and more, wherein a Circuit board is a support body of electronic components, the Circuit board is also called a pcb (printed Circuit board) board, the Circuit board is manufactured by adopting electronic printing technology, so the Circuit board is also called a printed Circuit board, and is an important electronic component, when the electronic product is tested, the functions and the performances of the Circuit board in the electronic product are usually detected, for example, in the production of sound boxes and sound equipment, the Circuit board in the sound boxes and the sound equipment also needs to be detected, when the detection is carried out, a detection clamp needs to be used for clamping the Circuit board, the subsequent Circuit board detection is convenient, the clamp for detecting the existing Circuit board has certain specificity, the Circuit boards with different sizes and different specifications generally need to be replaced when the detection is carried out, the practicability and the adjustability are poor, meanwhile, the workload of detection personnel is greatly increased by replacing the clamping device, the detection efficiency is influenced, and the large-scale test requirement cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that an anchor clamps is provided.

The utility model provides an above-mentioned technical problem's technical scheme as follows: a clamp, comprising: the fixing mechanism comprises a poking plate, a first elastic part, a positioning barrier strip and a fixing screw rod, one end of the first elastic part is connected with the first baffle, the other end of the first elastic part is connected with the poking plate, the positioning barrier strip is provided with a fixing through hole, the fixing screw rod penetrates through the fixing through hole to be in threaded connection with the side wall of the fixing hole, one end of the supporting plate is connected with the base, the supporting plate is provided with a sliding rail, the moving column is arranged on the sliding rail in a sliding mode, the lower pressing plate is connected with the moving column, the lower pressing plate is provided with a plurality of probes, and the locking mechanism comprises a first locking column, a second locking column, a third locking column and a fourth locking column, Second locking post, first locking screw and second locking screw, first locking post sets up remove one side of post, second locking post sets up remove the opposite side of post, first locking post with second locking post sets up relatively, first locking through-hole has been seted up to first locking post, second locking through-hole has been seted up to second locking post, first locking through-hole with second locking through-hole sets up relatively, first locking screw with the lateral wall threaded connection of first locking through-hole, just first locking screw with remove post activity butt, second locking screw with the lateral wall threaded connection of second locking through-hole, just second locking screw with remove post activity butt.

Further, the lower pressing plate is provided with a second baffle, and the second baffle is matched with the first baffle.

Further, the second baffle is provided with a second elastic piece.

Further, the first elastic member is a spring.

Further, the second elastic member is a spring.

Further, the positioning barrier strip is provided with an insulating layer.

Further, the poking plate is provided with a spongy cushion.

The utility model has the advantages that: the fixed orifices have been set up, can be according to concrete circuit board size condition, it installs in suitable position to pass through clamping screw with the location blend stop, then the pretightning force through the elastic component is fixed with the circuit board centre gripping, utilize the location blend stop to install the fixed orifices in different positions, obtain the clamping distance of different scopes, can fix the circuit board of different sizes, better adjustment nature has, application scope is wide, avoid frequently changing the device of centre gripping, the work load of testing personnel has been reduced, thereby detection efficiency is improved, high practicability, and simultaneously, a first baffle has been set up, when testing personnel will push down the clamp plate and move to the abnormal detection state, a first baffle can contact with the clamp plate, avoid the test point on the probe continuation extrusion circuit board of test, play certain guard action, reduce the defective rate.

Drawings

FIG. 1 is a schematic view of a fixture according to an embodiment;

fig. 2 is a schematic view of a connection structure of a fixing plate and a fixing mechanism according to an embodiment.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The following will combine the drawings of the embodiments of the present invention to further describe the technical solution of the present invention, and the present invention is not limited to the following specific embodiments.

It should be understood that the same or similar reference numerals in the drawings of the embodiments correspond to the same or similar parts. In the description of the present invention, it should be understood that if there are terms such as "upper", "lower", "front", "rear", "left", "right", "top", "bottom", etc., indicating orientations or positional relationships based on the orientations or positional relationships shown in the drawings, the description is merely for convenience of description and simplicity of description, but does not indicate or imply that the equipment or components referred to must have specific orientations, be constructed in specific orientations, and be operated, and therefore, the terms describing the positional relationships in the drawings are only used for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art will understand the specific meanings of the terms according to specific situations.

As shown in fig. 1-2, in one embodiment, a clamp includes: the fixing mechanism 300 comprises a poking plate 310, a first elastic part 320, a positioning barrier strip 330 and a fixing screw 340, wherein one end of the first elastic part 320 is connected with the first barrier 210, the other end of the first elastic part 320 is connected with the poking plate 310, the positioning barrier strip 330 is provided with a fixing through hole, the fixing screw 340 penetrates through the fixing through hole to be in threaded connection with the side wall of any one of the fixing holes 220, and specifically, the fixing holes 220 are sequentially arranged from one end of the fixing plate 200 far away from the first barrier 210 to one end close to the first barrier 210, the side walls of the fixing holes 220 are provided with internal threads, the fixing through holes are matched with the fixing screws 340, the fixing screws 340 penetrate through the fixing through holes, and the positioning barrier strips 330 are fixed at any positions of the fixing holes 220 through the screwing of the fixing screws 340 and the fixing holes 220.

One end of the supporting plate 400 is connected with the base 100, the supporting plate 400 is provided with a sliding rail 410, the movable column 500 is slidably disposed on the sliding rail 410, the lower pressing plate 600 is connected with the movable column 500, the lower pressing plate 600 is provided with a plurality of probes 610, specifically, one surface of the lower pressing plate 600 facing the base is provided with a plurality of probes 610, the supporting plate 400 is vertically disposed on the upper surface of the base 100 and is disposed in parallel with the fixing plate 200, the sliding rail 410 is disposed on one surface of the supporting plate 400 close to the fixing plate 200, the sliding rail 410 is parallel with the surface of the supporting plate 400, the sliding rail 410 is perpendicular to the base 100, a sliding groove is formed in the vertical direction of the sliding rail 410, the movable column 500 is slidably disposed on the sliding groove 410, so that the movable column 500 slides on the sliding rail 410 in the vertical direction, thereby driving the lower pressing plate 600 to move up and down in the, the up and down movement of the probe 610 is achieved.

The locking mechanism 700 includes a first locking column 710, a second locking column 720, a first locking screw 730 and a second locking screw 740, the first locking column 710 is disposed on one side of the movable column 500, the second locking column 720 is disposed on the other side of the movable column 500, the first locking column 710 and the second locking column 720 are disposed oppositely, specifically, one end of the first locking column 710 is connected to the base 100, the first locking column 710 is vertically disposed on the upper surface of the base 100, one end of the second locking column 720 is connected to the base 100, the second locking column 720 is vertically disposed on the upper surface of the base 100, the first locking column 710 and the second locking column 720 are disposed on the left and right sides of the movable column, the first locking column 710 is provided with a first locking through hole, the second locking column 720 is provided with a second locking through hole, first locking through-hole with second locking through-hole sets up relatively, first locking screw 730 with the lateral wall threaded connection of first locking through-hole, just first locking screw 730 with remove the movable butt of post 500, second locking screw 740 with the lateral wall threaded connection of second locking through-hole, just second locking screw 740 with remove the movable butt of post 500.

Specifically, before the circuit board is detected, according to the specific size of the circuit board, the positioning hole 220 at a proper position is selected, the fixing screw 340 penetrates through the fixing through hole, the fixing screw 340 is in threaded connection with the side wall of the fixing hole 220, the positioning barrier 330 is fixed on the fixing plate 200, then the toggle plate 310 is pressed down, the circuit board to be detected is placed on the fixing plate 200, the circuit board is abutted against the fixed positioning barrier 330, the toggle plate 310 is released, the circuit board to be detected is clamped and fixed on the fixing plate 200 under the pre-tightening force of the first elastic member 320, then the moving column 500 is held, the first locking screw 730 is twisted, the first locking screw 730 is made to be away from the moving column 500, then the moving column 500 is moved, and the moving column 500 slides on the slide rail 410, thereby drive the holding down plate 600 moves down to suitable position, reverse wrench movement again first locking screw 730 makes first locking screw 730 is close to remove post 500 and with remove post 500 butt, first locking screw 730 closely butt remove post 500, lock remove post 500, fix the position of removal post, then utilize the setting to be in probe on the holding down plate 600 detects the circuit board, it should be understood, also can be through wrench movement second locking screw 740 adjusts the position and the locking of removing post 500 remove post 500, through first locking screw 730 and second locking screw 740 butt respectively in the both sides of removing post 500, and then fully lock remove post 500. The fixed orifices have been set up, can be according to concrete circuit board size condition, it installs in suitable position to pass through clamping screw with the location blend stop, then the pretightning force through the elastic component is fixed with the circuit board centre gripping, utilize the location blend stop to install the fixed orifices in different positions, obtain the clamping distance of different scopes, can fix the circuit board of different sizes, better adjustment nature has, application scope is wide, avoid frequently changing the device of centre gripping, the work load of testing personnel has been reduced, thereby detection efficiency is improved, high practicability, and simultaneously, a first baffle has been set up, when testing personnel will push down the clamp plate and move to the abnormal detection state, a first baffle can contact with the clamp plate, avoid the test point on the probe continuation extrusion circuit board of test, play certain guard action, reduce the defective rate.

In one embodiment, the lower plate 600 is provided with a second baffle 620, the second baffle 620 is matched with the first baffle 210, and the second baffle 620 is movably abutted against the first baffle 210. Specifically, second baffle 620 sets up on the holding down plate 600, and with the position of first baffle 210 is corresponding, shape size phase-match, has set up second baffle 620, when testing personnel will hold down the board and push down and drive the probe and remove the abnormal detection position, second baffle 620 can with first baffle 210 butt further avoids the probe to continue to extrude and destroys the circuit board, has reduced the defective rate. As a further preferable aspect, in one embodiment, the second barrier 620 is provided with a second elastic member 621. The second baffle 620 is movably abutted against the first baffle 210 by a second elastic member 621. Set up second elastic component 621, when the detection personnel misoperation lead to second baffle 620 with during first baffle 210 butt, can play certain cushioning effect, avoid direct striking, damage anchor clamps have played the guard action, have increased anchor clamps's life.

In one embodiment, the first elastic member 320 is a spring. The first elastic piece 320 is a spring, the poking plate 310 is poked, the spring is compressed, after a circuit board to be detected is placed, the poking plate 310 is loosened, the pretightening force of the spring is utilized, the circuit board can be clamped and fixed on the fixing plate 200, subsequent detection is facilitated, and the detection device is simple and practical.

In one embodiment, the second elastic member 621 is a spring. Second elastic component 621 adopts the spring, and the spring has simple structure, and the wide characteristics of range of application can play good cushioning effect, avoid first baffle 210 with second baffle 620 direct impact has effectively cushioned the impact force simultaneously, has played the guard action, more has the security.

In one embodiment, the positioning bars 330 are provided with an insulating layer. The positioning barrier strip 330 is provided with an insulating layer, so that an insulating effect can be achieved, the electric shock phenomenon in the detection process can be prevented, the detection personnel can be protected, meanwhile, the detection result is prevented from being influenced, and the detection precision is improved.

In one embodiment, the toggle plate 310 is provided with a foam pad. The spongy cushion is arranged, a certain buffering effect can be achieved, the circuit board is prevented from being in direct contact with the poking plate 310, and hard contact is avoided, so that the circuit board to be tested is prevented from being damaged, the circuit board is protected, the reject ratio is reduced, an insulating effect can be achieved, the electric shock is avoided, and the safety is high.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A clamp, comprising: the fixing mechanism comprises a poking plate, a first elastic part, a positioning barrier strip and a fixing screw rod, one end of the first elastic part is connected with the first baffle, the other end of the first elastic part is connected with the poking plate, the positioning barrier strip is provided with a fixing through hole, the fixing screw rod penetrates through the fixing through hole to be in threaded connection with the side wall of the fixing hole, one end of the supporting plate is connected with the base, the supporting plate is provided with a sliding rail, the moving column is arranged on the sliding rail in a sliding mode, the lower pressing plate is connected with the moving column, the lower pressing plate is provided with a plurality of probes, and the locking mechanism comprises a first locking column, a second locking column, a third locking column and a fourth locking column, Second locking post, first locking screw and second locking screw, first locking post sets up remove one side of post, second locking post sets up remove the opposite side of post, first locking post with second locking post sets up relatively, first locking through-hole has been seted up to first locking post, second locking through-hole has been seted up to second locking post, first locking through-hole with second locking through-hole sets up relatively, first locking screw with the lateral wall threaded connection of first locking through-hole, just first locking screw with remove post activity butt, second locking screw with the lateral wall threaded connection of second locking through-hole, just second locking screw with remove post activity butt.

2. The clamp of claim 1, wherein said lower platen is provided with a second stop, said second stop being adapted to said first stop.

3. The fixture of claim 2, wherein the second baffle is provided with a second resilient member.

4. The clamp of claim 1, wherein said first resilient member is a spring.

5. The clamp of claim 3, wherein said second resilient member is a spring.

6. The clamp of claim 1, wherein the positioning bar is provided with an insulating layer.

7. The clamp of claim 1, wherein said toggle plate is provided with a foam pad.