CN204455337U

CN204455337U - Sheet clamp

Info

Publication number: CN204455337U
Application number: CN201420807145.8U
Authority: CN
Inventors: 周强
Original assignee: SHENZHEN WUZHU TECHNOLOGY Co Ltd
Current assignee: SHENZHEN WUZHU TECHNOLOGY Co Ltd
Priority date: 2014-12-18
Filing date: 2014-12-18
Publication date: 2015-07-08
Anticipated expiration: 2024-12-18

Abstract

The utility model provides a kind of sheet clamp, and described sheet clamp comprises the first framework, the second framework, tumbler and mounting block, and described first framework connects described second framework by described tumbler, and described first framework is located at by described mounting block.Described sheet clamp also comprises the first clamp bar, the second clamp bar and inside groove, and described inside groove is located at described first framework and described second framework, and described first clamp bar, the second clamp bar two ends connect described inside groove respectively, and can move along described inside groove.It is non-adjustable that the sheet clamp that the utility model provides solves sheet clamp size, causes fixture quantity too much, the problem that production cost raises.

Description

Sheet clamp

Technical field

The utility model relates to field of fixtures, is specifically related to a kind of sheet clamp.

Background technology

Along with the development trend that electronic product is more and more compact, the printed circuit board (PCB) as electronic product basis is also more and more thinner.But frivolous printed circuit board (PCB) is easy to drift in electroplating process, causes anode and cathode to contact, affects quality product.Therefore industry extensively adopts holder to live printed circuit board (PCB), prevents it from drifting about.Because printed circuit board (PCB) is had breakage by after the parcel plating that clamps, must excise, therefore in the course of processing, printed circuit board sizes can change.And the grip size of prior art is non-adjustable, if also have electroplating work procedure just to need again to make fixture in following process, causes fixture quantity too much, add production cost.

Utility model content

For solving the nonadjustable technical problem of sheet clamp size, the utility model provides a kind of sheet clamp of size adjustable.

A kind of sheet clamp, comprise the first framework, the second framework, tumbler and mounting block, described first framework and described second framework are rectangular frame, and described first framework connects described second framework by described tumbler, and described first framework is located at by described mounting block.Described sheet clamp also comprises the first clamp bar, second clamp bar, first inside groove, second inside groove, 3rd inside groove and the 4th inside groove, described first inside groove and described second inside groove are symmetrically set in described first framework, described 3rd inside groove and described 4th inside groove are symmetrically set in described second framework, described first clamp bar two ends connect described first inside groove and described second inside groove respectively, and can move along described first inside groove and described second inside groove, described second clamp bar two ends connect described 3rd inside groove and described 4th inside groove respectively, and can move along described 3rd inside groove and described 4th inside groove.

In a kind of preferred embodiment of the sheet clamp provided at the utility model, described in when described first framework, described second framework close, the first clamp bar directly contacts with described second clamp bar.

In a kind of preferred embodiment of the sheet clamp provided at the utility model, described first clamp bar, described second clamp bar two ends are arranged with shoulder hole respectively.

In a kind of preferred embodiment of the sheet clamp provided at the utility model, described shoulder hole place is provided with the screw bolt and nut supporting with described shoulder hole.

In a kind of preferred embodiment of the sheet clamp provided at the utility model, recessed in described first clamp bar and described second clamp bar surface during described bolt tightening.

In a kind of preferred embodiment of the sheet clamp provided at the utility model, the radial dimension of described first inside groove, described second inside groove, described 3rd inside groove and described 4th inside groove equals described nut internal diameter.

In a kind of preferred embodiment of the sheet clamp provided at the utility model, described sheet clamp also comprises pin-and-hole, and described pin-and-hole is distributed in described first framework, described second framework, described first clamp bar and described second clamp bar.

The sheet clamp size of prior art is non-adjustable, and the printed circuit board (PCB) of plating different size needs the fixture of different size, causes fixture quantity too much, increases production cost.The sheet clamp size that the utility model provides can regulate, and adapts to the plating of sizes printed circuit board (PCB), solves sheet clamp size numerous and diverse, the problem that fixture quantity is too much, reduce production cost.

Compared to prior art, the clamping of the sheet clamp that the utility model provides is more fastening, space is not had between described first clamp bar and described second clamp bar, also can not rock between described first clamp bar, described second clamp bar and described first framework, described second framework, ensure that carrying out smoothly of plating.

Accompanying drawing explanation

In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing used in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings, wherein:

Fig. 1 is the vertical view of the sheet clamp that the utility model provides;

Fig. 2 is that the A-A of the sheet clamp that the utility model provides is to sectional view;

Fig. 3 is that the B-B of the sheet clamp that the utility model provides is to sectional view.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiments.

Refer to Fig. 1, Fig. 1 is the vertical view of the sheet clamp that the utility model provides.

Described sheet clamp 1 comprises the first framework 11, second framework 12, tumbler 13, mounting block 14, inside groove 15, first clamp bar 16, second clamp bar 17 and pin-and-hole 18.

Described first framework 11 and described second framework 12 are rectangular frame.Described first framework 11 connects described second framework 12 by described tumbler 13.

Described first framework 11 is located at by described mounting block 14.

Described inside groove 15 comprises the first inside groove 151, second inside groove 152, the 3rd inside groove 153 and the 4th inside groove 154.

Described first inside groove 151 and described second inside groove 152 are symmetrically set in described first framework 11, and described first clamp bar 16 one end connects described first inside groove 151, and the other end connects described second inside groove 152.Described 3rd inside groove 153 and described 4th inside groove 154 are symmetrically set in described second framework 12, and described second clamp bar 17 one end connects described 3rd inside groove 153, and the other end connects described 4th inside groove 154.

Described in when described first framework 11, described second framework 12 close, the first clamp bar 16 directly contacts with described second clamp bar 17, avoids the thickness due to described first framework 11, described second framework 12 self to hinder the clamping of described sheet clamp 1.

Please refer to Fig. 2 and Fig. 3, Fig. 2 be the A-A of the sheet clamp that the utility model provides to sectional view, Fig. 3 is that the B-B of the sheet clamp that the utility model provides is to sectional view.Described first clamp bar 16 comprises the first shoulder hole 161, second shoulder hole 162, first bolt 163, second bolt 164, first nut 165 and the second nut 166.Described second clamp bar 17 comprises the 3rd shoulder hole 171, four-step hole 172, the 3rd bolt 173, the 4th bolt 174, the 3rd nut 175 and the 4th nut 176.

The size in described first shoulder hole 161, described second shoulder hole 162, described 3rd shoulder hole 171 and described four-step hole 172 and described first bolt 163, described second bolt 164, described 3rd bolt 173, described 4th bolt 174 are corresponding.

Described first bolt 163 is connected described first nut 165 through described first shoulder hole 161 with described first inside groove 151.Described second bolt 164 is connected described second nut 166 through described second shoulder hole 162 with described second inside groove 152.Described 3rd bolt 173 is connected described 3rd nut 175 through described 3rd shoulder hole 171 with described 3rd inside groove 153.Described 4th bolt 174 is connected described 4th nut 176 through described four-step hole 172 with described 4th inside groove 154.

It is all recessed in described first clamp bar 16, described second clamp bar 17 surface when described first bolt 163, described second bolt 164, described 3rd bolt 173 and described 4th bolt 174 are tightened, prevent there is gap when clamping between described first clamp bar 16 and described second clamp bar 17, thus ensure that printed circuit board (PCB) is clamped.

The internal diameter of described first nut 165, described second nut 166, described 3rd nut 175 and described 4th nut 176 equals the radial dimension of described inside groove 15, to ensure that described first clamp bar 16 and described second clamp bar 17 can not rock after fixing, plating is carried out smoothly.

Unscrew described first nut 165 and described second nut 166, then described first clamp bar 16 can move along described first inside groove 151 and described second inside groove 152; Screw described first nut 165 and described second nut 166, then described first clamp bar 16 is fixed.Unscrew described 3rd nut 175 and described 4th nut 176, then described second clamp bar 17 can move along described 3rd inside groove 153 and described 4th inside groove 154; Screw described 3rd nut 175 and described 4th nut 176, then described second clamp bar 17 is fixed.

Described pin-and-hole 18 comprises multiple, is distributed on described first framework 11, described second framework 12, described first clamp bar 16 and described second clamp bar 17.

During plated PC card, unscrew described first nut 165 and described second nut 166, mobile described first clamp bar 16, make the spacing between described first clamp bar 16 with described first framework 11 and the length or wide consistent needing the printed circuit board (PCB) electroplated.Screw described first nut 165 and described second nut 166, fixing described first clamp bar 16.Unscrew described 3rd nut 175 and described 4th nut 176, mobile described second clamp bar 17, make described second clamp bar 17 and described first clamp bar 16 relative to described tumbler 13 symmetry.Screw described 3rd nut 175 and described 4th nut 176, fixing described second clamp bar 17.

To the printed circuit board (PCB) of plating be needed to be placed on the space between described first clamp bar 16 and described first framework 11, its one end is contacted with described first clamp bar 16, and the other end contacts with described first framework 11.Rotate described second framework 12, described second framework 12 is turned to overlapping with described first framework 11 along described tumbler 13, and connect described first framework 11 and described second framework 12 by described mounting block 14, to ensure that printed circuit board (PCB) is clamped, plating is carried out smoothly.

Described sheet clamp 1 just can be inserted in electroplate liquid after clamping printed circuit board (PCB), starts plating.

When needing the printed circuit board (PCB) of plating can not fix in the mode of clamping, described pin-and-hole 18 can insert pin as hook, for hanging the printed circuit board (PCB) needing plating.

The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included within scope of patent protection of the present utility model.

Claims

1. a sheet clamp, comprise the first framework, second framework, tumbler and mounting block, described first framework and described second framework are rectangular frame, described first framework connects described second framework by described tumbler, described first framework is located at by described mounting block, it is characterized in that: described sheet clamp also comprises the first clamp bar, second clamp bar, first inside groove, second inside groove, 3rd inside groove and the 4th inside groove, described first inside groove and described second inside groove are symmetrically set in described first framework, described 3rd inside groove and described 4th inside groove are symmetrically set in described second framework, described first clamp bar two ends connect described first inside groove and described second inside groove respectively, and can move along described first inside groove and described second inside groove, described second clamp bar two ends connect described 3rd inside groove and described 4th inside groove respectively, and can move along described 3rd inside groove and described 4th inside groove.

2. sheet clamp according to claim 1, is characterized in that: described in when described first framework, described second framework close, the first clamp bar directly contacts with described second clamp bar.

3. sheet clamp according to claim 1, is characterized in that: described first clamp bar, described second clamp bar two ends are arranged with shoulder hole respectively.

4. sheet clamp according to claim 3, is characterized in that: described shoulder hole place is provided with the screw bolt and nut supporting with described shoulder hole.

5. sheet clamp according to claim 4, is characterized in that: recessed in described first clamp bar and described second clamp bar surface during described bolt tightening.

6. sheet clamp according to claim 4, is characterized in that: the radial dimension of described first inside groove, described second inside groove, described 3rd inside groove and described 4th inside groove equals described nut internal diameter.

7. sheet clamp according to claim 1, is characterized in that: described sheet clamp also comprises pin-and-hole, and described pin-and-hole is distributed in described first framework, described second framework, described first clamp bar and described second clamp bar.