CN218946949U

CN218946949U - Milling and fixing jig with multiple clamping functions

Info

Publication number: CN218946949U
Application number: CN202221651270.5U
Authority: CN
Inventors: 金国喜; 胡进乾
Original assignee: Anhui Qiantian Precision Technology Co ltd
Current assignee: Anhui Qiantian Precision Technology Co ltd
Priority date: 2022-06-28
Filing date: 2022-06-28
Publication date: 2023-05-02
Anticipated expiration: 2032-06-28

Abstract

The utility model discloses a milling and fixing jig with a multi-clamping function, which comprises a jig bottom plate, wherein a jig outer frame is fixed at the top end of the jig bottom plate, a cross-shaped backup plate which is positioned in the jig outer frame is fixed at the center of the top end of the jig bottom plate, the inside of the jig outer frame is divided into four placing cavities which are the same in size and are used for placing workpieces to be processed by the cross-shaped backup plate, fastening bolts which are inserted into the placing cavities and are symmetrically arranged in pairs are threaded on the four sides of the jig outer frame, the workpieces to be processed are tightly pressed on the cross-shaped backup plate through the fastening bolts, four workpieces to be processed can be simultaneously and accurately clamped, and meanwhile milling and machining efficiency is improved.

Description

Milling and fixing jig with multiple clamping functions

Technical Field

The utility model relates to the field of die machining, in particular to a milling fixing jig with a multi-clamping function.

Background

The tool is a large tool for woodworking, ironwork, bench workers, machinery, electric control and other handicraft articles, and is mainly used as a tool for assisting in controlling position or action. The jig can be divided into three types, namely a process assembly jig, a project test jig and a circuit board test jig. In the milling process, in order to ensure the stability of the die, a fixing jig is generally used for fixing the workpiece to be processed.

In the prior art, four upright posts on a set of low-pressure die are positioned and clamped one by a machine, and then end face holes or drilling points are milled one by one, so that the working efficiency is low; because four stand columns are used for a set of low-pressure die, the position clamping respectively has the phenomenon that the hole sites of the four stand columns are different and have deviation, and the die is difficult to assemble or cannot be assembled.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides the milling fixing jig with the multi-clamping function, and the four workpieces to be processed can be simultaneously and accurately clamped after the bottom plate of the jig is arranged on a machine table, and meanwhile, the milling is performed, so that the efficiency is improved.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a milling fixed tool with many dress press from both sides function, includes the tool bottom plate, the top of tool bottom plate is fixed with the tool frame, just the top center department of tool bottom plate is fixed with and is located the inside cross backup plate of tool frame, the inside of cross backup plate with the tool frame is cut apart into four and is used for placing the placing cavity of waiting to process the work piece the same size, four sides of tool frame are all threaded to wear to be equipped with and insert the fastening bolt of placing the intracavity portion and two liang symmetrical arrangement, compress tightly the work piece of waiting to process on cross backup plate through a plurality of fastening bolts.

As a preferable technical scheme of the utility model, a locating hole is formed in the top surface of the bottom plate of the jig and at the corner of the outer frame of the jig, a locating block matched with the locating hole is fixed at the corner of the bottom surface of the outer frame of the jig, and the bottom plate of the jig is fixed with the outer frame of the jig through bolts.

As a preferable technical scheme of the utility model, a cross positioning groove for positioning the cross backup plate is formed in the center of the top surface of the bottom plate of the jig, and the bottom plate of the jig and the cross backup plate are fixed through a fixing bolt penetrating through the bottom plate of the jig.

As a preferable technical scheme of the utility model, the cross-shaped backup plate comprises a first backup plate and a second backup plate which are transversely arranged and longitudinally arranged, and the first backup plate and the second backup plate are both arranged in the cross-shaped positioning groove.

As a preferable technical scheme of the utility model, clamping grooves are formed in the center of the bottom surface of the first backup plate and the center of the top surface of the second backup plate.

As a preferable technical scheme of the utility model, the centers of the front surface and the rear surface of the first backup plate are respectively provided with a first limit groove, and the centers of the front surface and the rear surface of the second backup plate are respectively provided with a second limit groove.

As a preferable technical scheme of the utility model, a first limit bar matched with a second limit groove is arranged in the clamping groove of the first backup plate, and a second limit bar matched with the first limit groove is arranged in the clamping groove of the second backup plate.

Compared with the prior art, the utility model has the following beneficial effects:

1. the inside of the outer frame of the jig is divided into the same area by the cross backup plate fixed at the top end of the bottom plate of the jig, and the work pieces to be machined are tightly pressed on the cross backup plate by the fastening bolts screwed with the outer frame of the jig, so that the fixed jig can clamp and fix a plurality of work pieces to be machined simultaneously, four work pieces to be machined can be accurately clamped simultaneously after the bottom plate of the jig is arranged on a machine table, and the efficiency is improved by milling the four work pieces to be machined simultaneously, and because the four work pieces to be machined are positioned and clamped on the machine table together, the synchronous milling is realized, the hole positions on the four work pieces to be machined are identical, and no deviation phenomenon exists;

2. through the draw-in groove of seting up in first backup plate bottom surface and second backup plate top surface to make first backup plate can insert the inside of second backup plate from the top of second backup plate, thereby be convenient for dismantlement and the change of first backup plate and second backup plate, simultaneously through the cooperation of first spacing and second spacing groove, and the cooperation of first spacing groove and second spacing, make first backup plate and second backup plate complex more firm.

Drawings

FIG. 1 is a schematic perspective view of a fixing jig according to the present utility model;

FIG. 2 is a schematic view of another perspective view of the fixing jig of the present utility model;

FIG. 3 is a schematic top view of the fixture of the present utility model;

FIG. 4 is a schematic diagram of a front view of a first back plate according to the present utility model;

FIG. 5 is a schematic diagram of a front view of a second back plate according to the present utility model;

wherein: 1. a jig bottom plate; 2. a jig outer frame; 3. a fastening bolt; 4. a first backup plate; 401. a first limit bar; 402. a first limit groove; 5. a second backup plate; 501. the second limit groove; 502. the second limit bar; 6. a workpiece to be processed; 7. a cross-shaped positioning groove; 8. a positioning block; 9. positioning holes; 10. a fixing bolt; 11. a clamping groove.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model.

Example 1

Referring to fig. 1-3, the utility model provides a milling fixture with multiple clamping functions, which comprises a milling machine table, wherein 2 is fixed at the top ends of 1 and 1, a cross-shaped backup plate which is positioned inside a fixture outer frame 2 is fixed at the center of the top end of a fixture bottom plate 1, a cross-shaped positioning groove 7 for placing the cross-shaped backup plate is formed at the center of the top end of the fixture bottom plate 1, the cross-shaped positioning groove 7 is limited by the cross-shaped backup plate, the cross-shaped backup plate is fixed by a fixing bolt 10 which penetrates through the bottom end of the fixture bottom plate 1 and is screwed with the cross-shaped backup plate, the interior of the fixture outer frame 2 is divided into four placing cavities with the same size for placing workpieces 6 to be processed by the cross-shaped backup plate, four side surfaces of the fixture outer frame 2 are threaded through fastening bolts 3 which are inserted into the placing cavities and are symmetrically arranged in pairs of the side surfaces of the fixture outer frame 2, and the four fastening bolts 3 inserted into the same placing cavity are a pressing bolt group;

when the device is used, four workpieces 6 to be processed are placed in four independent areas inside the outer frame 2 of the jig, the workpieces 6 to be processed are pushed to the junction of the cross-shaped backup plates, two faces of the workpieces 6 to be processed are attached to the cross-shaped backup plates, the fastening bolts 3 are rotated to be screwed with the outer frame 2 of the jig through the fastening bolts 3, the fastening bolts 3 extend into the placing cavity, after the fastening bolts 3 are contacted with the workpieces 6 to be processed, the fastening bolts 3 are continuously rotated to a certain extent, the workpieces 6 to be processed are pressed on the cross-shaped backup plates, so that the workpieces 6 to be processed are fixed through the fastening bolts 3 in the same group, the other three workpieces 6 to be processed are fixed according to the above operation, the four workpieces 6 to be processed are fixed, the four workpieces 6 to be processed can be milled simultaneously, and the processing efficiency of milling processing is improved.

Example 2

Referring to fig. 4 and 5, other parts of the embodiment 2 are the same as those of the embodiment 1, and the difference is that the utility model provides a milling fixture with multiple clamping functions, wherein the cross-shaped backup plate is detachable into a first backup plate 4 and a second backup plate 5 which are independent, the bottom center of the first backup plate 4 and the top center of the second backup plate 5 are both provided with clamping grooves 11, the second backup plate 5 is placed in the cross-shaped positioning groove 7, after being fixed by a fixing bolt 10, the first backup plate 4 is inserted from above the second backup plate 5, firstly the two clamping grooves 11 are contacted firstly, and the two clamping grooves 11 are respectively matched with the first backup plate 4 and the second backup plate 5 along with the continued downward movement of the first backup plate 4, so that the first backup plate 4 is completely contacted with the second backup plate 5, and the top center of the first backup plate 4 is provided with a bolt groove, and the second backup plate 5 are integrally combined by screwing the bolt placed in the bolt groove, and the first backup plate 4 and the second backup plate 5 are integrally formed;

as shown in fig. 4 and 5, the front surface and the rear surface center of the first backup plate 4 are both provided with the first limiting groove 402, the front surface and the rear surface center of the second backup plate 5 are both provided with the second limiting groove 501, the inside of the clamping groove 11 of the first backup plate 4 is provided with the first limiting groove 402 matched with the second limiting groove 501, the inside of the clamping groove 11 of the second backup plate 5 is provided with the second limiting groove 502 matched with the first limiting groove 401, after the first backup plate 4 is inserted into the second backup plate 5, the first backup plate 4 and the second backup plate 5 can be always vertical through the matching of the first limiting groove 401 and the second limiting groove 501 and the matching of the first limiting groove 402 and the second limiting groove 502, so that the cross backup plate formed by the first backup plate 4 and the second backup plate 5 is firmer when the workpiece 6 to be processed is fixed.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Milling and fixing jig with multiple clamping functions, comprising a jig bottom plate (1), and being characterized in that: the novel welding jig is characterized in that a jig outer frame (2) is fixed at the top end of the jig bottom plate (1), a cross-shaped backup plate which is arranged inside the jig outer frame (2) is fixed at the center of the top end of the jig bottom plate (1), the cross-shaped backup plate divides the inside of the jig outer frame (2) into four placing cavities which are the same in size and are used for placing workpieces (6) to be processed, fastening bolts (3) which are inserted into the placing cavities and are symmetrically arranged in pairs are threaded on the four sides of the jig outer frame (2), and the workpieces (6) to be processed are pressed on the cross-shaped backup plate through the fastening bolts (3).

2. The milling fixture with multiple clamping functions according to claim 1, wherein: locating holes (9) are formed in the top surface of the jig bottom plate (1) and the edges and corners of the jig outer frame (2), locating blocks (8) matched with the locating holes (9) are fixed at the edges and corners of the bottom surface of the jig outer frame (2), and the jig bottom plate (1) and the jig outer frame (2) are fixed through bolts.

3. The milling fixture with multiple clamping functions according to claim 1, wherein: a cross positioning groove (7) for positioning the cross backup plate is formed in the center of the top surface of the jig bottom plate (1), and the jig bottom plate (1) and the cross backup plate are fixed through a fixing bolt (10) penetrating through the jig bottom plate (1).

4. A milling fixture with multiple clamping functions according to claim 3, characterized in that: the cross backup plate comprises a first backup plate (4) and a second backup plate (5) which are transversely arranged, and the first backup plate (4) and the second backup plate (5) are both arranged in the cross positioning groove (7).

5. The milling fixture with multiple clamping functions of claim 4, wherein: clamping grooves (11) are formed in the center of the bottom surface of the first backup plate (4) and the center of the top surface of the second backup plate (5).

6. The milling fixture with multiple clamping functions of claim 5, wherein: the front surface and the rear surface center of the first backup plate (4) are provided with first limit grooves (402), and the front surface and the rear surface center of the second backup plate (5) are provided with second limit grooves (501).

7. The milling fixture with multiple clamping functions of claim 6, wherein: the clamping groove (11) of the first backup plate (4) is internally provided with a first limiting strip (401) matched with the second limiting groove (501), and the clamping groove (11) of the second backup plate (5) is internally provided with a second limiting strip (502) matched with the first limiting groove (402).