CN215121362U

CN215121362U - Circuit board clamp

Info

Publication number: CN215121362U
Application number: CN202121224065.6U
Authority: CN
Inventors: 陈方; 方双; 丁传娣; 张智; 杨建光
Original assignee: Zhejiang Junhao Electronics Co ltd
Current assignee: Zhejiang Junhao Electronics Co ltd
Priority date: 2021-06-02
Filing date: 2021-06-02
Publication date: 2021-12-10
Anticipated expiration: 2031-06-02

Abstract

The utility model relates to a circuit board processing technology field especially discloses a circuit board clamp, which comprises a bracket, be provided with the chuck and the drive chuck pivoted guiding mechanism of relative setting on the support, the chuck includes that expansion link and cover establish the nut on the expansion link, the head of expansion link is provided with along the centre gripping incision of axial distribution, and this centre gripping incision is cut apart into two at least lamellas with the head of expansion link and is constituted the inflation end, the inflation end is the round platform type, the nut constitutes threaded connection with the inflation end. By adopting the structure, the circuit board clamp with convenient and firm clamping and adjustable angle position is provided.

Description

Circuit board clamp

Technical Field

The utility model relates to a circuit board processing technology field, especially a circuit board clamp.

Background

At present, along with the rapid development of electronic products, people also have an increasingly greater demand for electronic products, and in the production process of electronic products, the main technology is just in the processing of circuit boards, and the name of the circuit boards is: ceramic circuit board, alumina ceramic circuit board, aluminium nitride ceramic circuit board, the PCB board, aluminium base board, the high frequency board, thick copper board, the impedance board, PCB, ultra-thin circuit board, printing (copper etching technique) circuit board etc., the circuit board makes the circuit miniaturation, the visualization, to fixed circuit's batch production with optimizing with electrical apparatus overall arrangement important role, the circuit board is in the processing production process, need carry out the processing of different processes to the circuit board, so need use special anchor clamps to fix the circuit board so that carry out work.

The circuit board is in design circuit installation components and parts or some other man-hour, need fix the circuit board, and current processing environment generally is on directly placing the desktop with the circuit board, can't make the circuit board fix easy aversion like this, and can not in time adjust the direction angle of placing when processing the circuit board, and it is very inconvenient to use, has reduced machining efficiency, and processing use flexibility is relatively poor.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a circuit board clamp with convenient and firm clamping and adjustable angle position.

In order to realize the purpose, the utility model discloses a technical scheme is: the utility model provides a circuit board clamp, includes the support, be provided with the chuck and the drive chuck pivoted guiding mechanism of relative setting on the support, the chuck includes that expansion link and cover establish the nut on the expansion link, the head of expansion link is provided with along the centre gripping incision of axial distribution, and this centre gripping incision is cut apart into two at least lamellas with the head of expansion link and is constituted the inflation end, the inflation end is the round platform type, the nut constitutes threaded connection with the inflation end.

Among the above-mentioned technical scheme, the chuck centre gripping is in the both sides that correspond of circuit board, during the clamping, earlier with the nut towards the direction rotation of keeping away from the inflation end, makes the centre gripping incision open, then the side of circuit board stretches into the centre gripping incision, screws the nut towards inflation end department again, makes the inflation end press from both sides the tight centre gripping that realizes the circuit board, and guiding mechanism is used for adjusting the inclination of circuit board, makes things convenient for the staff to operate.

As the utility model discloses a further setting, the inflation end includes two at least lamella clamping part, two be provided with the centre gripping chamber that is the step form on the opposite face of clamping part, two the centre gripping chamber constitutes the centre gripping incision.

Among the above-mentioned technical scheme, when pressing from both sides tightly, the centre gripping incision is the style of calligraphy that has certain clearance, can increase the area of contact of centre gripping incision and circuit board like this, makes the centre gripping more firm, if the centre gripping incision is the line cutting mouth, only can be line contact rather than face contact during that limit and the circuit board centre gripping, appears the clamping-force inadequately easily and drops.

As a further arrangement of the utility model, the guiding mechanism includes the pivot of being connected with the expansion link, sets up in the pivot first gear and with first gear engagement's second gear, be connected with the setting element on the second gear, the setting element can drive the second gear and constitute the locking cooperation with first gear engagement or separately constitute the unblock cooperation.

Among the above-mentioned technical scheme, the pivot realizes the location through the meshing of first gear and second gear, when needs rotate, separately removes the meshing with second gear and first gear, just so the pivot just can the free rotation, when adjusting required angle, meshes with first gear with the second gear again, and here second gear can only follow the axial displacement of first gear and throw off, upwards avoids rotating through the setting element is spacing in circumference, simple structure, can realize infinitely variable control basically.

As a further setting of the utility model, the setting element establishes the operation piece on the guide bar including connecting guide bar and the cover on the support, the second gear is connected on the operation piece, the guide bar is located the corresponding both sides of operation piece.

Among the above-mentioned technical scheme, the operation piece can be a cover body or a slice body, plays the connection effect, makes things convenient for the second gear to remove along the guide bar direction, simple structure, and the form is various.

As a further setting of the utility model, the second gear is the annular, the second gear cover is established outside first gear, and moves along the axial direction of first gear.

Among the above-mentioned technical scheme, preferred second gear is the annular increase contact surface and connects, and the resistance is big, and location effect is good, and the second gear of course also can be located one side of first gear, can realize spacing effect equally.

The present invention will be further described with reference to the accompanying drawings.

Drawings

FIG. 1 is a perspective view of the structure of an embodiment of the present invention;

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

FIG. 3 is an exploded view of the structure of the embodiment of the present invention;

fig. 4 is an exploded view of the structure of the embodiment of the present invention.

Detailed Description

The utility model discloses a concrete embodiment is shown in fig. 1-4, a circuit board clamp, which comprises a bracket 1, be provided with the chuck 2 and the drive chuck 2 pivoted guiding mechanism 3 of relative setting on the support 1, chuck 2 includes that expansion link 21 and cover establish the nut 22 on expansion link 21, the head of expansion link 21 is provided with along the axial distribution's centre gripping incision 211, and this centre gripping incision 211 is cut apart into two at least lamellas with the head of expansion link 21 and is constituted expansion end 212, expansion end 212 is the round platform type, nut 22 constitutes threaded connection with expansion end 212. The chuck 2 is clamped on two corresponding sides of the circuit board, during clamping, the nut 22 is rotated towards the direction far away from the expansion end 212 to open the clamping notch 211, then the side edge of the circuit board extends into the clamping notch 211, the nut 22 is screwed towards the expansion end 212, the expansion end 212 is clamped to clamp the circuit board, the adjusting mechanism 3 is used for adjusting the inclination angle of the circuit board, and operation of workers is facilitated.

The expansion end 212 comprises at least two clamping portions 2121, and the opposite surfaces of the two clamping portions 2121 are provided with stepped clamping cavities, and the two clamping cavities form the clamping notch 211. When clamping, the clamping incision 211 is a straight line with a certain gap, so that the contact area between the clamping incision 211 and the circuit board can be increased, the clamping is firmer, if the clamping incision 211 is a linear cutting incision, only the linear contact is used for clamping the circuit board, but not the surface contact, and the falling-off due to insufficient clamping force is easy to occur.

The adjusting mechanism 3 comprises a rotating shaft 31 connected with the expansion rod 21, a first gear 311 arranged on the rotating shaft 31 and a second gear 32 meshed with the first gear 311, wherein a positioning part 33 is connected to the second gear 32, and the positioning part 33 can drive the second gear 32 to be meshed with the first gear 311 to form locking fit or separated to form unlocking fit. The rotating shaft 31 is positioned through the meshing of the first gear 311 and the second gear 32, when the rotating shaft needs to rotate, the second gear 32 is separated from the first gear 311 and is disengaged, so that the rotating shaft 31 can rotate freely, when the required angle is adjusted, the second gear 32 is engaged with the first gear 311 again, the second gear 32 can only move along the axial direction of the first gear 311 and is disengaged, the rotating shaft is limited and prevented from rotating through the positioning piece 33 in the circumferential direction, the structure is simple, and basically stepless adjustment can be realized.

The positioning element 33 includes a guide rod 331 connected to the bracket 1 and an operation block 332 sleeved on the guide rod 331, the second gear 32 is connected to the operation block 332, and the guide rod 331 is located at two corresponding sides of the operation block 332. The operating block 332 may be a cover or a sheet, which plays a role in connection, facilitates the second gear 32 to move along the guide rod 331, and has a simple structure and various forms.

The second gear 32 is annular, and the second gear 32 is sleeved outside the first gear 311 and moves along the axial direction of the first gear 311. The preferred second gear 32 is annular, so that the contact surface is increased, the resistance is large, the positioning effect is good, and the second gear 32 can also be positioned on one side of the first gear 311, and the limiting effect can also be realized.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations and positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

The utility model discloses do not confine the above-mentioned embodiment to, the general technical personnel in this field can adopt other multiple embodiments to implement according to the utility model discloses a, perhaps all adopt the utility model discloses a design structure and thinking do simple change or change, all fall into the utility model discloses a protection scope.

Claims

1. A circuit board clamp is characterized in that: the expansion joint comprises a bracket, be provided with the chuck and the drive chuck pivoted guiding mechanism of relative setting on the support, the chuck includes that expansion link and cover establish the nut on the expansion link, the head of expansion link is provided with along the centre gripping incision of axial distribution, and this centre gripping incision is cut apart into two at least lamellas with the head of expansion link and is constituted the inflation end, the inflation end is the round platform type, the nut constitutes threaded connection with the inflation end.

2. The circuit board holder according to claim 1, wherein: the expansion end comprises at least two clamping parts, step-shaped clamping cavities are arranged on opposite surfaces of the two clamping parts, and the two clamping cavities form the clamping notches.

3. The circuit board holder according to claim 1 or 2, wherein: the adjusting mechanism comprises a rotating shaft connected with the expansion rod, a first gear arranged on the rotating shaft and a second gear meshed with the first gear, wherein a positioning piece is connected to the second gear, and the positioning piece can drive the second gear to be meshed with the first gear to form locking fit or separately form unlocking fit.

4. The circuit board clamp of claim 3, wherein: the setting element establishes the operation block on the guide bar including the guide bar of connection on the support and cover, the second gear is connected on the operation block, the guide bar is located the corresponding both sides of operation block.

5. The circuit board clamp of claim 4, wherein: the second gear is annular, and the second gear is established outside first gear, and follows the axial direction guiding movement of first gear.