CN211414440U

CN211414440U - CNC quick positioning fixture

Info

Publication number: CN211414440U
Application number: CN201921879308.2U
Authority: CN
Inventors: 郭宏军; 袁自平
Original assignee: Senhai Auto Parts Kunshan Co ltd
Current assignee: Senhai Auto Parts Kunshan Co ltd
Priority date: 2019-11-04
Filing date: 2019-11-04
Publication date: 2020-09-04
Anticipated expiration: 2029-11-04
Also published as: WO2021088854A1

Abstract

The utility model relates to a CNC rapid positioning clamp, the left end and the right end of an upper fixing plate are respectively provided with a left flitch and a right flitch, the left flitch and the right flitch are respectively fixedly connected with the upper fixing plate through M6 fixing screws, the upper surface of the upper fixing plate is provided with a front sliding rail and a rear sliding rail, the upper fixing plate is also provided with a left oblique tightening block and a right oblique tightening block, the left oblique tightening block and the right oblique tightening block are fixed on the sliding rails through oblique tightening block fixing screws penetrating through the left oblique tightening block and the right oblique tightening block, an air cylinder oblique tightening block matched with the inclined surfaces of the left oblique tightening block and the right oblique tightening block is also arranged between the left oblique tightening block and the right oblique tightening block, a workpiece is placed into a clamp during processing, the two oblique tightening blocks are attached to the surface of the workpiece to complete primary positioning, and the air cylinder oblique tightening block, fixing screw runs through the oblique tight piece of cylinder and accomplishes the fixed to the work piece simultaneously, the utility model discloses an anchor clamps preparation low cost, clamping speed piece can effectively improve productivity ratio and reduce CNC operation personnel's intensity of labour.

Description

CNC quick positioning fixture

Technical Field

The utility model relates to a machine-building field especially relates to a quick positioning fixture of CNC.

Background

Earlier clamp types, which mainly consisted of two movable jaws and a fixed jaw, were relatively simple and had the following drawbacks: the deformation of work piece hole is caused easily during processing, and difficult location influences the machining precision, and the location of outline causes the position processing mistake in hole site harmfulness and hole easily, and traditional processing is clamped with the vice, and the work piece can not fix a position fast, and clamping speed is slow, and positioning accuracy is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a CNC quick positioning fixture.

In order to achieve the technical purpose, the utility model adopts the following technical scheme that the CNC rapid positioning fixture comprises a left clamping foot and a right clamping foot, the clamping feet are L-shaped, the horizontal ends of the two clamping feet extend outwards, two fixing plates are arranged above the vertical parts of the clamping feet and are divided into an upper fixing plate and a lower fixing plate, the lower fixing plate is fixedly arranged on the clamping feet through a pressure foot fixing screw, the upper fixing plate is arranged above the lower fixing plate and is fixedly connected with the upper fixing plate through a plurality of supporting columns, the supporting columns vertically penetrate through the upper fixing plate and the lower fixing plate, the upper surface of the lower fixing plate and the lower surface of the upper fixing plate are provided with supporting column fixing screws matched with the supporting columns, the left end and the right end of the upper fixing plate are respectively provided with a left pasting plate and a right pasting plate, the left pasting plate and the right pasting plate are respectively fixedly connected with the upper fixing plate through M6, still be equipped with the tight piece of a left side and the tight piece of right side to one side on the upper fixed plate, the tight piece of a left side and the tight piece of right side to one side can be followed above-mentioned slide rail horizontal slip, be equipped with a plurality of screw holes on the slide rail and correspond with tight piece set screw to one side, a left side, the tight piece of right side is fixed on the slide rail through the tight piece set screw that links up to one side that runs through it to one side, still be equipped with between tight piece and the right side to one side with a left side, tight piece inclined plane matched with cylinder to one side tight piece to one side, the tight piece of cylinder runs through from top to.

Preferably, the cylinder is disposed between the upper fixing plate and the lower fixing plate.

Preferably, 4 support columns are arranged between the upper fixing plate and the lower fixing plate.

In order to solve the problems that the prior clamp causes easy deformation during workpiece processing and easy clamping damage of the workpiece, the utility model adjusts the overall design and positioning mode of the clamp, the left end and the right end of the upper fixing plate are respectively provided with a left flitch and a right flitch, the left flitch and the right flitch are respectively fixedly connected with the upper fixing plate through M6 fixing screws, the upper surface of the upper fixing plate is provided with a front sliding rail and a rear sliding rail, the upper fixing plate is also provided with a left oblique tightening block and a right oblique tightening block, the left oblique tightening block and the right oblique tightening block can slide left and right along the sliding rails, the sliding rails are provided with a plurality of threaded holes corresponding to the oblique tightening block fixing screws, the left oblique tightening block and the right oblique tightening block are fixed on the sliding rails through the oblique tightening block fixing screws penetrating through the left oblique tightening block and the right oblique tightening block, an air cylinder oblique tightening block matched with the inclined planes of the left oblique tightening block and the right oblique tightening block is also, add man-hour work piece and put into anchor clamps, two tight piece laminating workpiece surface completion preliminary location to one side, the tight piece of cylinder compresses tightly the work piece under the cylinder drive to one side, and the fixed screw runs through the cylinder and tightly the piece to one side and accomplishes the fixed to the work piece simultaneously, the utility model discloses an anchor clamps preparation low cost, clamping speed piece can effectively productivity gain and reduction CNC operation personnel's intensity of labour.

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 diagram of the present invention.

In the figure: 1. clamping feet; 2. an upper fixing plate; 3. a lower fixing plate; 4. a support pillar; 5. a left flitch; 6. a right flitch; 7. m6 set screws; 8. a slide rail; 9. a left oblique tightening block; 10. a right oblique tightening block; 11. screws are fixed by the inclined tightening blocks; 12. an air cylinder oblique tightening block; 13. and a screw is fixed on the oblique tightening block of the air cylinder.

Detailed Description

Reference will now be made in detail to 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 function 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, unless otherwise specified and limited, it is to be understood that the terms "mounted," "connected," and "connected" are used in a broad sense and can be, for example, mechanically or electrically connected, or can be connected by two elements through internal communication, either directly or indirectly via an intermediate medium. The specific meaning of the above terms can be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1, a CNC rapid positioning fixture according to the embodiment of the invention is described, the fixture includes a left and a right clamping legs 1, the clamping legs 1 are L-shaped, the horizontal ends of the two clamping legs 1 extend outward, two fixing plates are disposed above the vertical portion of the clamping legs 1, and are divided into an upper fixing plate 2 and a lower fixing plate 3, the lower fixing plate 3 is fixedly mounted on the clamping legs 1 through M10 fixing screws, the upper fixing plate 2 is disposed above the lower fixing plate 3, the upper fixing plate and the lower fixing plate are fixedly connected through a plurality of supporting columns 4, the supporting columns 4 penetrate the upper fixing plate 2 and the lower fixing plate 3 up and down, the upper surface of the lower fixing plate 3 and the lower surface of the upper fixing plate 2 are provided with supporting column fixing screws matching with the supporting columns 4, the left and the right ends of the upper fixing plate 2 are respectively provided with a left flitch 5 and a right flitch 6, the left flitch 5 and the right flitch, two slide rails 8 around the upper surface of upper fixed plate 2 is equipped with, still be equipped with on the upper fixed plate 2 a left side tight piece 9 and the right side tight piece 10 to one side, tight piece 9 and the right side tight piece 10 to one side can be followed above-mentioned slide rail 8 horizontal slip to one side on a left side, be equipped with a plurality of screw holes on the slide rail 8 and correspond with tight piece fixed screw 11 to one side, a left side, the right side is tight piece to one side and is fixed on slide rail 8 through the tight piece fixed screw 11 to one side that runs through it, it still is equipped with between tight piece 9 and the right side tight piece 10 to one side and a left side, tight piece 12 to one side of tight piece inclined plane matched with cylinder to one side on the right side, tight piece 12 to one side of.

Preferably, the cylinder is provided between the upper fixing plate 2 and the lower fixing plate 3.

Preferably, 4 support columns are arranged between the upper fixing plate 2 and the lower fixing plate 3.

In the description herein, references to the description of "one embodiment," "an example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A CNC rapid positioning clamp is characterized in that the clamp comprises a left clamp foot and a right clamp foot, the clamp feet are L-shaped, the horizontal ends of the two clamp feet extend outwards, two fixing plates are arranged above the vertical part of the clamp feet and are divided into an upper fixing plate and a lower fixing plate, the lower fixing plate is fixedly arranged on the clamp feet through presser foot fixing screws, the upper fixing plate is arranged above the lower fixing plate, the upper fixing plate and the lower fixing plate are fixedly connected through a plurality of support columns, the support columns vertically penetrate through the upper fixing plate and the lower fixing plate, support column fixing screws matched with the support columns are arranged on the upper surface of the lower fixing plate and the lower surface of the upper fixing plate, a left flitch and a right flitch are respectively arranged at the left end and the right end of the upper fixing plate, the left flitch and the right flitch are respectively fixedly connected with the upper fixing plate through M6 fixing screws, a front slide rail and a rear slide rail are, the left oblique tight piece and the right oblique tight piece can slide left and right along the slide rail, a plurality of threaded holes are formed in the slide rail and correspond to the oblique tight piece fixing screws, the left oblique tight piece and the right oblique tight piece are fixed on the slide rail through the oblique tight piece fixing screws penetrating through the oblique tight piece, an oblique tight piece of a cylinder matched with the oblique tight piece inclined plane of the left oblique tight piece and the right oblique tight piece is further arranged between the left oblique tight piece and the right oblique tight piece, and the oblique tight piece of the cylinder is driven by the cylinder and penetrates through the oblique tight piece fixing screws of the cylinder from top to.

2. The clamp of claim 1, wherein the cylinder is disposed between an upper fixed plate and a lower fixed plate.

3. The clamp of claim 1, wherein 4 support columns are provided between the upper and lower fixing plates.