CN211060784U

CN211060784U - Detection tool that prevents folding

Info

Publication number: CN211060784U
Application number: CN201922031765.2U
Authority: CN
Inventors: 张含; 刘增标; 蔡王丹
Original assignee: Zhuhai Wise Sharp Technologies Ltd
Current assignee: Zhuhai Wise Sharp Technologies Ltd
Priority date: 2019-11-21
Filing date: 2019-11-21
Publication date: 2020-07-21
Anticipated expiration: 2029-11-21

Abstract

The utility model discloses a prevent detection tool that folds, including base and holding back piece, hold back piece and include pin and adjusting part, the pin is connected on the base, and the adjusting part is connected between pin and base, and the adjusting part is used for adjusting the distance between pin and the base. The distance between pin and the base can be adjusted to the adjusting part, and the up end of pin and base has the gap promptly, and this gap allows the work piece of appointed thickness to pass through, has reached the purpose that detects the work piece of folding the subsides covering film, and this detection tool's cost is not high, and is respond well, and manual operation is simple and practical. The adjustment member may be a shim; the adjusting piece can also be used for adjusting a gap between the stop lever and the upper end face of the base in the form of a gear shaft arranged in the base and a rack arranged on the stop lever, the racks are arranged at the front end and the rear end of the stop lever, gear teeth on the gear shaft are meshed with the racks, when the gear shaft rotates, the racks can move upwards or downwards, and the racks move upwards or downwards to drive the stop lever to move upwards or downwards.

Description

Detection tool that prevents folding

Technical Field

The utility model relates to a detection device technical field, in particular to prevent detection tool that pastes by folding.

Background

When the circuit board is produced, a shielding film is required to be attached, the shielding film can shield the interference of electromagnetic signals to the circuit board, and meanwhile, the circuit board is convenient to etch.

At present, when films are pasted, two films are often pasted on one circuit board due to misoperation of workers, so that the circuit board is unqualified, and materials are wasted.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a prevent detection tool that folds subsides can detect the circuit board that pastes many membranes.

According to the utility model discloses a detection tool of preventing folding of first aspect embodiment, include:

a base:

the blocking piece comprises a blocking rod and an adjusting piece, the blocking rod is connected to the base, the adjusting piece is connected between the blocking rod and the base, and the adjusting piece is used for adjusting the distance between the blocking rod and the base.

According to the utility model discloses prevent detection tool that stacks has following beneficial effect at least: the adjusting piece adjusts the distance between the stop lever and the base, even if the stop lever with the up end of base has the gap, and this gap allows the work piece of appointed thickness to pass through, has reached the purpose that detects the work piece of folding and pasting the shielding membrane, and this detection tool's cost is not high, and is respond well, and manual operation is simple and practical.

According to some embodiments of the utility model, the surface roughness of base is between Ra0.4 ~ Ra1.6, and the surface roughness is obtained after the finish machining for Ra0.4 ~ Ra1.6, and the concrete embodiment is for seeing no processing vestige, consequently the surface of base can not cause damage or wearing and tearing to the work piece.

According to the utility model discloses a some embodiments, the base sets up to the cuboid, and the cuboid saves space, and easily places the edge at the workstation to the cuboid can adapt to the shape of work piece, makes the detection achievement process convenient.

According to some embodiments of the utility model, the pin passes through the screw connection on the base, the screw can be adjusted the pin is right the pressure of base, and then the adjustment the pin for the distance of base, and the screw is detachable, further the pin also can be detached, conveniently adjusts the installation according to the thickness of different work pieces the gasket.

According to some embodiments of the utility model, the pin is cylindrical, the both ends of pin all are provided with the confession screw connection's platform, the platform gives the screw provides the fastening face, prevents the pin swing.

According to the utility model discloses a some embodiments, be provided with the polytetrafluoroethylene film on the base, the coefficient of friction of polytetrafluoroethylene film is minimum to have corrosion resistance and non-adhesion, the performance that coefficient of friction is little can make the work piece through smooth, and corrosion-resistant performance can make to prevent that the fold detection tool exposes in the air for a long time, and non-adhesion makes the work piece can not bond with the working face.

According to some embodiments of the utility model, the pin lower extreme is provided with the protective layer, the protective layer is used for preventing the work piece damage.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural view of an anti-overlapping detection fixture according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of the anti-sticking detection jig shown in fig. 1;

fig. 3 is a schematic structural view of a stop lever of the anti-overlapping detection fixture shown in fig. 1.

The base 100, the blocking member 200, the blocking member including a blocking rod 210, a gasket 220, a screw 300, a platform 211,

A teflon membrane 110.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 to 3, an anti-overlapping inspection jig includes a base 100; the blocking member 200 includes a blocking rod 210 and an adjusting member 220, the blocking rod 210 is connected to the base 100, the adjusting member 220 is connected between the blocking rod 210 and the base 100, and the adjusting member 220 is used for adjusting the distance between the blocking rod 210 and the base 100. The adjusting member 220 can adjust the distance between the stop lever 210 and the base 100, that is, the upper end surfaces of the stop lever and the base have a gap, the gap allows a workpiece with a specified thickness to pass through, and the purpose of detecting the workpiece stacked with the shielding film is achieved.

In some embodiments, the adjusting member 220 may be in the form of a spacer, and the gap between the stop lever 210 and the upper end surface of the base 100 can be adjusted by setting different numbers of spacers; the adjusting member 220 may also be in the form of a gear shaft disposed in the base 100 and a rack disposed on the stop lever 210 to adjust a gap between the stop lever 210 and the upper end surface of the base 100, the rack being disposed at front and rear ends of the stop lever 210, gear teeth on the gear shaft engaging with the rack 212, when the gear shaft rotates, the rack may move up or down, and the rack 212 moves up or down to drive the stop lever 210 to move up or down.

In some embodiments, the surface roughness of the base 100 is between ra0.4 and ra1.6, and the surface with the surface roughness of ra0.4 and ra1.6 is obtained after finishing, in particular, no machining trace is seen, so that the surface of the base 100 does not damage or wear the workpiece.

In some embodiments, the base 100 is provided in a rectangular parallelepiped shape, which saves space and is easy to place at the edge of the worktable, and the rectangular parallelepiped can adapt to the shape of the workpiece, so that the detection work process is convenient.

In some embodiments, the stop lever 210 is connected to the base 100 by a screw 300, the screw 300 can adjust the pressure of the stop lever 210 on the base 100, and thus adjust the distance of the stop lever 210 relative to the base 100, and the screw 300 is detachable, further the stop lever 210 is also detachable, so as to facilitate the adjustment of the installation gasket 220 according to the thickness of different workpieces.

In some embodiments, the stop lever 210 is cylindrical, and the two ends of the stop lever 210 are provided with platforms 211 for the connection of the screws 300, and the platforms 211 provide fastening surfaces for the screws 300 to prevent the stop lever 210 from swinging.

In some embodiments, the ptfe film 110 is disposed on the base 100, and has a very small friction coefficient, corrosion resistance and non-adhesiveness, wherein the low friction coefficient enables the workpiece to pass smoothly, the corrosion resistance enables the anti-sticking detection fixture to be exposed in the air for a long time, and the non-adhesiveness enables the workpiece not to be bonded with the working surface.

In some embodiments, the lower end of the stop lever 210 is provided with a protective layer for preventing damage to the workpiece. The protective layer may be a teflon plastic film covering the lower end of the stopper rod 210 or a stainless steel layer welded to the lower end of the stopper rod 210. It is understood that the surface roughness of the stainless steel layer is between Ra0.4 and Ra1.6.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. The utility model provides a prevent detection tool that pastes that folds which characterized in that includes:

base (100):

the blocking part (200) comprises a blocking rod (210) and an adjusting part (220), the blocking rod (210) is connected to the base (100), the adjusting part (220) is connected between the blocking rod (210) and the base (100), and the adjusting part (220) is used for adjusting the distance between the blocking rod (210) and the base (100).

2. The anti-overlapping detection jig of claim 1, characterized in that: the surface roughness of the base (100) is Ra0.4-Ra1.6.

3. The anti-overlapping detection jig of claim 1, characterized in that: the base (100) is provided in a rectangular parallelepiped shape.

4. The anti-overlapping detection jig of claim 1, characterized in that: the stop lever (210) is connected to the base (100) through a screw (300).

5. The anti-overlapping detection jig of claim 4, characterized in that: the stop lever (210) is cylindrical, and the two ends of the stop lever (210) are provided with platforms (211) for the connection of the screws (300).

6. The anti-overlapping detection jig according to any one of claims 1 to 5, characterized in that: the base (100) is provided with a polytetrafluoroethylene film (110).

7. The anti-overlapping detection jig according to any one of claims 1 to 5, characterized in that: the lower end of the stop lever (210) is provided with a protective layer which is used for preventing the workpiece from being damaged.