CN219768023U

CN219768023U - Special online middle-measuring clamp

Info

Publication number: CN219768023U
Application number: CN202321048335.1U
Authority: CN
Inventors: 严德成; 夏阳; 高洁
Original assignee: Suzhou Chuanggao Electronics Co ltd
Current assignee: Suzhou Chuanggao Electronics Co ltd
Priority date: 2023-05-05
Filing date: 2023-05-05
Publication date: 2023-09-29
Anticipated expiration: 2033-05-05

Abstract

The utility model belongs to the technical field of middle measuring clamps, in particular to a special online middle measuring clamp which comprises a working box, wherein a working plate is fixed on the top surface of the working box, supporting legs are fixed at four corners of the bottom surface of the working box, and a first guide groove and a second guide groove are formed in the top surface of the working box; according to the special online middle-measuring clamp, through the matched use of the first bidirectional threaded rod and the second bidirectional threaded rod, the position of the clamping plate can be conveniently moved at the same time, workers can clamp PCB circuit boards with different sizes, the outer wall of the PCB circuit board can be tightly attached to the first protective sleeve to be fixed, the first protective sleeve is not easy to be worn by the outer wall of the PCB circuit board when the PCB circuit board is frequently installed and detached, the service life of the first protective sleeve can be prolonged to a certain extent, and meanwhile the abrasion of the PCB circuit board by the clamping plate can be avoided.

Description

Special online middle-measuring clamp

Technical Field

The utility model belongs to the technical field of middle measuring clamps, and particularly relates to a special online middle measuring clamp.

Background

In the prior art, a plurality of online middle-measuring clamps are provided, for example, chinese patent application No. 202020785968.0 discloses a PCB circuit board testing clamp which comprises a clamp seat, a support seat and a movable clamp, wherein the clamp seat is of a square structure as a whole, a clamp groove is formed in the clamp seat, and the support seat and the movable clamp are both arranged in the clamp groove; the supporting seat is positioned in the middle area of the clamp groove, and the movable clamp is arranged on the groove wall of the clamp groove; a movable cavity is arranged in the supporting seat, and a supporting block is arranged in the movable cavity in a matched manner; the movable clamp is provided with a clamping groove, and the notch of the clamping groove faces to the middle area of the clamp seat; the movable cavity is internally provided with an air cylinder, the supporting block is fixedly connected with an output shaft of the air cylinder, an electric push rod is arranged between the movable clamp and the clamp groove, and the air cylinder and the electric push rod are both connected with a controller; according to the utility model, through the movable clamp, the PCB circuit boards with different sizes can be clamped, detection work is carried out, and the use is convenient;

however, when the equipment is actually used, the equipment still has the inconvenience, although the equipment can clamp the PCB circuit boards with different sizes through the movable clamp, so that the equipment is convenient to use; the fixed mode is stable firm, avoids the skew of in-process check point to guarantee the stability and the accuracy of test result, but the movable clamp of this equipment utilizes the clamp groove to carry out centre gripping PCB circuit board, just so leads to the outer wall of PCB circuit board to be worn and torn by the inner wall of clamp groove very easily, although can utilize the protection pad to protect, but when using for a long time, need often install and dismantle the PCB circuit board, cause the protection pad to be worn and torn very easily, just so lead to the protection pad to be inconvenient for long-time use, and need often carry out the change protection pad, just can avoid the PCB circuit board to be worn and torn by the clamp groove.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides a special online middle-measuring clamp which has the characteristic of being convenient for fixing a PCB.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a special online middle-measuring clamp, includes the work box, the top surface of work box is fixed with work board, bottom surface four corners all is fixed with the supporting leg, first guide way and second guide way have been seted up to the top surface of work box, be located between the medial surface of work box the below of first guide way with the below of second guide way rotates respectively and is connected with first bidirectional threaded rod and second bidirectional threaded rod, the second bidirectional threaded rod is located the below of first bidirectional threaded rod, the second bidirectional threaded rod with the first rotation post all is fixed with in the first end of first bidirectional threaded rod, the outer wall of first bidirectional threaded rod has two first movable plates through screw-in formula installation, the outer wall of second bidirectional threaded rod has two second movable plates through screw-in formula installation, two second movable plates and two the top surface of first movable plate are all fixedly connected with grip block, and four the outer wall all has first cover at the protection veneer.

As a preferable technical scheme of the utility model, the front ends of the four clamping plates are respectively provided with a sliding groove, threaded rods are rotationally connected between the inner side surfaces of the four sliding grooves, pressing plates are respectively arranged on the outer walls of the four threaded rods in a screwed mode, second protective sleeves are respectively glued on the bottom surfaces of the four pressing plates, and the top surfaces of the four threaded rods respectively penetrate through the top surfaces of the clamping plates and are fixedly provided with second rotating columns.

As a preferable technical scheme of the utility model, the four first protective sleeves and the four second protective sleeves are made of silica gel.

As a preferable embodiment of the present utility model, the widths of the two first moving plates and the two second moving plates are respectively identical to the widths of the first guide groove and the second guide groove.

As a preferable technical scheme of the utility model, the widths of the four clamping plates are larger than the widths of the first guide groove and the second guide groove.

As a preferable technical scheme of the utility model, mounting grooves are formed at two ends of the four sliding grooves, guide blocks are slidably connected in the two mounting grooves, and opposite faces of the two guide blocks are fixedly connected at two ends of the pressing plate.

Compared with the prior art, the utility model has the beneficial effects that: according to the special online middle-measuring clamp, through the matched use of the first bidirectional threaded rod and the second bidirectional threaded rod, the position of the clamping plate can be conveniently moved at the same time, workers can clamp PCB circuit boards with different sizes, the outer wall of the PCB circuit board can be tightly attached to the first protective sleeve to be fixed, the first protective sleeve is not easy to be worn by the outer wall of the PCB circuit board when the PCB circuit board is frequently installed and detached, the service life of the first protective sleeve can be prolonged to a certain extent, and meanwhile the abrasion of the PCB circuit board by the clamping plate can be avoided.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

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

FIG. 2 is a schematic cross-sectional view of a working box according to the present utility model;

FIG. 3 is an enlarged schematic view of the structure A in the present utility model;

in the figure: 1. a work box; 2. support legs; 3. a work plate; 4. a first guide groove; 5. a second guide groove; 6. a first bi-directional threaded rod; 7. a first moving plate; 8. a second bi-directional threaded rod; 9. a second moving plate; 10. a first rotating column; 11. a clamping plate; 12. a chute; 13. a first protective sleeve; 14. a threaded rod; 15. a second rotating column; 16. pressing the plate; 17. a mounting groove; 18. a guide block; 19. and a second protective sleeve.

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.

Referring to fig. 1-3, the present utility model provides the following technical solutions: in this embodiment, a special online middle measuring fixture comprises a working box 1, a working plate 3 is fixed on the top surface of the working box 1, supporting legs 2 are fixed at four corners of the bottom surface, a first guide groove 4 and a second guide groove 5 are formed in the top surface of the working box 1, a first bidirectional threaded rod 6 and a second bidirectional threaded rod 8 are respectively and rotatably connected between the inner side surfaces of the working box 1 and below the first guide groove 4 and below the second guide groove 5, the second bidirectional threaded rod 8 is positioned below the first bidirectional threaded rod 6, first rotating columns 10 are fixed at the head ends of the second bidirectional threaded rod 8 and the first bidirectional threaded rod 6, two first moving plates 7 installed through screw threads are arranged on the outer walls of the first bidirectional threaded rod 6, two second moving plates 9 installed through screw threads are fixedly connected with clamping plates 11 on the top surfaces of the two first moving plates 7, and first protective sleeves 13 are glued on the outer walls of the four clamping plates 11; during the use, can place the PCB circuit board on work board 3, through two first rotation posts 10 of clockwise rotation, utilize first two-way threaded rod 6 and second two-way threaded rod 8, can drive first movable plate 7 and second movable plate 9 simultaneously and remove, can utilize four grip blocks 11 to carry out centre gripping PCB circuit board for the outer wall of PCB circuit board can closely laminate on first lag 13, fix, when often installing and dismantling the PCB circuit board, can make the outer wall wearing and tearing of first lag 13 by the PCB circuit board, can prolong the life of first lag 13 to a certain extent, still can avoid the PCB circuit board to be worn and torn simultaneously.

Specifically, as can be seen from fig. 1, fig. 2 and fig. 3, in the present embodiment, the front ends of the four clamping plates 11 are all provided with sliding grooves 12, threaded rods 14 are rotatably connected between the inner side surfaces of the four sliding grooves 12, pressing plates 16 are all mounted on the outer walls of the four threaded rods 14 through screw threads in a screwing manner, second protective sleeves 19 are glued on the bottom surfaces of the four pressing plates 16, and the top surfaces of the four threaded rods 14 penetrate through the top surfaces of the clamping plates 11 and are fixed with second rotating columns 15; when the PCB circuit board mounting structure is used, the four second rotating columns 15 can be rotated clockwise, the pressing plate 16 can be driven to move downwards by the threaded rod 14, the second protective sleeve 19 can be attached to the top surface of the PCB circuit board, and the stability of the PCB circuit board during mounting can be improved.

Specifically, as can be seen from fig. 1 and fig. 3, in this embodiment, the four first protective sleeves 13 and the four second protective sleeves 19 are made of silica gel; the silica gel material is anti-slip, can prevent that the PCB circuit board from sliding.

Specifically, as can be seen from fig. 1 and fig. 2, in the present embodiment, the widths of the two first moving plates 7 and the two second moving plates 9 are respectively consistent with the widths of the first guiding groove 4 and the second guiding groove 5, and the widths of the four clamping plates 11 are respectively greater than the widths of the first guiding groove 4 and the second guiding groove 5; when the clamping device is used, the two first moving plates 7 and the two second moving plates 9 can be tightly attached to the inner parts of the first guide groove 4 and the second guide groove 5, so that the four clamping plates 11 are not easy to shake when moving.

Specifically, as can be seen from fig. 3, in this embodiment, mounting grooves 17 are formed at two ends of four sliding grooves 12, guide blocks 18 are slidably connected in two mounting grooves 17, and opposite faces of the two guide blocks 18 are fixedly connected at two ends of a pressing plate 16; when in use, the stability of the pressing plate 16 during movement can be increased, so that the pressing plate is not easy to shake.

The working principle and the using flow of the utility model are as follows: according to the special online middle-measuring clamp, firstly, a PCB circuit board can be placed on a working plate 3, by rotating two first rotating columns 10 clockwise, a first bidirectional threaded rod 6 and a second bidirectional threaded rod 8 can be utilized to drive a first moving plate 7 and a second moving plate 9 to move simultaneously, namely, four clamping plates 11 can be utilized to clamp the PCB circuit board, so that the outer wall of the PCB circuit board can be tightly attached to a first protective sleeve 13 for fixing, and when the PCB circuit board is frequently installed and detached, the first protective sleeve 13 is not easy to be worn by the outer wall of the PCB circuit board, the service life of the first protective sleeve 13 can be prolonged to a certain extent, and meanwhile, the PCB circuit board can be prevented from being worn.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a special online middle survey anchor clamps, includes work box (1), its characterized in that: the top surface of the working box (1) is fixedly provided with a working plate (3), four corners of the bottom surface are respectively fixedly provided with supporting legs (2), the top surface of the working box (1) is provided with a first guide groove (4) and a second guide groove (5), a first bidirectional threaded rod (6) and a second bidirectional threaded rod (8) are respectively and rotatably connected between the inner side surfaces of the working box (1) and below the first guide groove (4) and below the second guide groove (5), the second bidirectional threaded rod (8) is positioned below the first bidirectional threaded rod (6), the utility model discloses a double-direction threaded rod, including first movable plate (7), second double-direction threaded rod (8), first movable plate (7), second movable plate (9) and two the top surface of first movable plate (7) are all fixed with first rotation post (10), the outer wall of first double-direction threaded rod (6) has two first movable plates (7) through screw thread formula installation, the outer wall of second double-direction threaded rod (8) has two second movable plates (9) through screw thread formula installation, two second movable plate (9) with two the top surface of first movable plate (7) is all fixedly connected with grip block (11), and all glues at the outer wall of four grip block (11) has first lag (13).

2. The special in-line middle measuring fixture according to claim 1, wherein: the four spout (12) have all been seted up to the front end of grip block (11), four rotate between the medial surface of spout (12) and be connected with threaded rod (14), and four all install on the outer wall of threaded rod (14) through the screw thread turn closes and press board (16), four the bottom surface of pressing board (16) all glues has second lag (19), four the top surface of threaded rod (14) all runs through the top surface of grip block (11) and is fixed with second rotation post (15).

3. A special in-line measurement jig according to claim 2, wherein: the four first protective sleeves (13) and the four second protective sleeves (19) are made of silica gel.

4. The special in-line middle measuring fixture according to claim 1, wherein: the widths of the two first moving plates (7) and the two second moving plates (9) are respectively consistent with the widths of the first guide grooves (4) and the second guide grooves (5).

5. The special in-line middle measuring fixture according to claim 1, wherein: the widths of the four clamping plates (11) are larger than the widths of the first guide groove (4) and the second guide groove (5).

6. A special in-line measurement jig according to claim 2, wherein: mounting grooves (17) are formed in two ends of the four sliding grooves (12), guide blocks (18) are slidably connected in the two mounting grooves (17), and opposite faces of the two guide blocks (18) are fixedly connected to two ends of the pressing plate (16).