CN210757374U

CN210757374U - Assembly fixture

Info

Publication number: CN210757374U
Application number: CN201920677363.7U
Authority: CN
Inventors: 陆志龙; 施金潮; 沈伟东; 董富强
Original assignee: Tongxiang Shunshida Precision Machinery Co ltd
Current assignee: Tongxiang Shunshida Precision Machinery Co ltd
Priority date: 2019-05-13
Filing date: 2019-05-13
Publication date: 2020-06-16
Anticipated expiration: 2029-05-13

Abstract

The utility model belongs to the machine tool equipment field specifically is an assembly fixture, the on-line screen storage device comprises a base, the base rear side is provided with the extension axle, it has the shaft hole to open in the extension axle, the mounting groove has been opened to the base front side, the mounting groove includes the shaft groove, the spacing groove, the shaft inslot is provided with the axle piece, be equipped with the draw-in groove on the axle piece, the slope of draw-in groove bottom surface, the spacing inslot is provided with the locating part, locating part one end is provided with the fastener, the locating part is fixed with the axle piece, the base front end is provided with the fixing base, fixing base and base pass through the fix with screw, it has the fixed slot to open on the fixing base, two inboards of fixed slot mouth are formed with the ka tai, be provided with fixed station. The utility model discloses low in production cost drives through an external drive structure, just can realize simultaneously tightening up and clamping to the steel part, and the efficiency of clamping is high.

Description

Assembly fixture

Technical Field

The utility model belongs to the machine tool equipment field specifically is an assembly jig.

Background

The assembly fixture is a technological device which is used for applying external force to a part in the assembly process so as to ensure that the part can be positioned more reliably, and is commonly used as a part fixing mechanism of a machine tool. The existing assembly fixture structure is mostly the same, tightening and clamping are realized through two driving structures, the structure is high in production cost and large in occupied space, clamping efficiency is not high, any driving structure is problematic, and the assembly fixture is complex in replacement, time-consuming and labor-consuming.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome exist not enough among the above-mentioned prior art to an assembly jig is provided.

The utility model provides a technical scheme that its technical problem adopted is:

an assembly fixture comprises a base, wherein an extension shaft is arranged on the rear side of the base, a shaft hole is formed in the extension shaft, a mounting groove connected with the shaft hole is formed in the front side of the base, and the mounting groove comprises a shaft groove and symmetrical limiting grooves connected to the upper end and the lower end of the shaft groove; a shaft piece is arranged in the shaft groove, clamping grooves are formed in the upper side and the lower side of the shaft piece, the bottom surfaces of the clamping grooves are inclined, and the width of the shaft piece is smaller than that of the shaft groove; the limiting device is arranged in the limiting groove, one end of the limiting device is provided with a clamping piece matched with the clamping groove, and the limiting device is fixed with the shaft piece through the clamping of the clamping groove and the clamping piece; the fixed seat is provided with a fixed groove, and two inner side surfaces of the fixed notch extend towards the middle part to form a clamping table; a fixing assembly is arranged in the fixing groove and comprises a fixing table and a clamping block matched with the fixing table, the fixing table is installed at the bottom of the fixing groove and fixed with a fixing seat screw, the clamping block is movably connected in the fixing groove and located above the fixing table, and two sides of the lower portion of the clamping block extend outwards to form a clamping block matched with the clamping table; one side of the clamping block, which is close to the base, is provided with a tooth socket, one side of the limiting part, which is close to one side of the clamping block, is provided with a rack, and the rack is clamped with the tooth socket.

Furthermore, a through hole matched with the shaft hole is formed in the shaft piece.

Furthermore, a pull hole which vertically penetrates through the limiting part is formed in the limiting part. The pulling hole is used for arranging a pulling piece connected with the limiting piece, and the pulling piece can apply outward or inward force to the limiting piece, so that the shaft piece is driven to move through the movement of the limiting piece.

Compared with the prior art, the utility model, have following advantage and effect: the production cost is low, only an external driving structure is needed to drive, the steel piece can be tightened and clamped simultaneously, and the clamping efficiency is high. This assembly jig overall structure all can be dismantled and assembled, and arbitrary part goes wrong can carry out the dismouting change, and is more convenient.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is an exploded view of the present embodiment.

Fig. 3 is a side view of the explosive structure of this embodiment.

Fig. 4 is a front view of the present embodiment.

Fig. 5 is a sectional view taken along line a-a in fig. 4.

Fig. 6 is a schematic structural diagram of the base in this embodiment.

Fig. 7 is a schematic structural diagram of the fixing base in this embodiment.

Fig. 8 is an operation state diagram of the present embodiment.

Fig. 9 is another operation state diagram of the present embodiment. .

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.

Examples are given.

As shown in fig. 1-7, the present embodiment includes a base 1, and an extension shaft 3 is disposed at the rear side of the base 1, and the extension shaft 3 is used to help fix the base 1 on the machine tool. The extension shaft 3 is internally provided with a shaft hole 31, and the length of the shaft hole 31 is expanded along with the length of the extension shaft 3 so as to help the assembly fixture to fix a steel piece with a certain length. The front side of the base 1 is provided with a mounting groove which is connected with the shaft hole 31 and is integrally formed, and the mounting groove comprises a shaft groove 11 which is coaxial with the shaft hole 31 and limiting grooves 12 which are connected at the upper end and the lower end of the shaft groove 11 and are symmetrical. A shaft piece 13 with a matched structure is arranged in the shaft groove 11, clamping grooves 14 are formed in the upper side and the lower side of the shaft piece 13, and clamping strips formed by extending inwards are arranged at the positions of the clamping grooves 14. The bottom surface of the card slot 14 is inclined, wherein the bottom surface of the card slot 14 positioned relatively above is gradually raised in a direction from the front side to the rear side of the base 1. The shaft element 13 is internally provided with a through hole 16 matched with the shaft hole 31, and the through hole 16 is matched with a steel element to be fixed. Further, the width of the shaft 13 is smaller than the width of the shaft groove 11, i.e., the shaft 13 is laterally movable in the shaft groove 11 in the axial direction. A limiting part 17 which is matched in structure and can move up and down along the limiting groove 12 is arranged in the limiting groove 12, a clamping part 18 which is matched with the clamping groove 14 in structure is arranged at one end of the limiting part 17, the limiting part 17 is fixed with the shaft part 13 through clamping of the clamping groove 14 and the clamping part 18, specifically, when the limiting part 17 moves upwards under the action of external force, the clamping part 18 applies upward force to the shaft part 13, and the shaft part 13 moves towards the front side of the base 1 along the shaft groove 11 under the action of external force; when the stopper 17 moves downward by an external force, the latch 18 applies a downward force to the shaft 13, and the shaft 13 moves in a direction of the rear side of the base 1 along the shaft groove 11 by the external force. In this embodiment, a pulling hole 19 vertically penetrating through the limiting member 17 is formed in the limiting member 17, the pulling hole 19 is used for installing a pulling member 4 connected to the limiting member 17, and an outward or inward force can be applied to the limiting member 17 through the pulling member 4, so that the shaft member 13 is driven to move through the movement of the limiting member 17.

The front end of the base 1 is provided with a fixed seat 2 covering the mounting groove, the shaft 13 and the limiting part 17, and the fixed seat 2 and the base 1 are fixed through a plurality of screws. The fixing seat 2 is provided with a fixing groove 21, and two inner side surfaces of the opening of the fixing groove 21 extend towards the middle to form a clamping table 22. A fixing component for fixing the steel part is arranged in the fixing groove 21, the fixing component comprises a fixing table 23 and a clamping block 24 matched with the fixing table 23, and the fixing table 23 is installed at the bottom of the fixing groove 21 and fixed with the fixing seat 2 through screws. The clamping block 24 is movably connected in the fixing groove 21 and located above the fixing table 23, two sides of the lower portion of the clamping block 24 extend outwards to form a clamping block 25, the clamping block 25 is matched with the fixing groove 21 in size and slightly larger than the distance between the clamping tables 22, specifically, the clamping block 24 can vertically move up and down along the fixing groove 21, and the movable distance is the distance from the lower side of the clamping table 22 to the bottom surface of the fixing groove 21. In addition, a tooth socket 26 is arranged on one side of the clamping block 24 close to the base 1, a rack 10 is arranged on one side of the limiting piece 17 located above the clamping block 24 close to the clamping block, when the clamping block 24 is installed in the fixing groove 21, the rack 10 is clamped with the tooth socket 26, and specifically, when the limiting piece 17 moves in the limiting groove 12, the clamping block 24 clamped with the limiting piece can be driven to move along the fixing groove 21. The clamping block 24 and the base 1 are of a detachable structure, and the clamping position between the clamping block 24 and the limiting part 17 can be disassembled and adjusted as required.

The work flow of the assembling clamp is as follows: under the normal state, the shaft 13 is positioned in the shaft groove 11 and at one end far away from the base 1, and the position of the clamping block 24 is adjusted to adapt to the steel piece; when steel is required to be fixed, the external pulling part 4 pulls up the limiting part 17, when the limiting part 17 moves upwards along the limiting groove 12, the clamping part 18 applies an upward force to the shaft part 13 through the clamping groove 14, the shaft part 13 moves towards the front side of the base 1 along the shaft groove 11 under the action of an external force, and meanwhile, the limiting part 17 can also take up the clamping block 25, so that a certain space is opened between the clamping block 25 and the fixed table 23, and the steel can be conveniently inserted from the front side, as shown in fig. 8; the reinforcing steel bar is inserted into the shaft hole 31 along the through hole 16 from between the fixture block 25 and the fixing platform 23, one end of the steel piece, which needs to be processed, is exposed outside, the pulling piece 4 applies downward force, the clamping piece 18 applies downward force to the shaft piece 13 through the clamping groove 14 when the limiting piece 17 moves downward along the limiting groove 12, the shaft piece 13 moves to the rear side direction of the base 1 along the shaft groove 11 under the action of the external force, meanwhile, the fixture block 25 moves downward under the driving of the limiting piece 17 to clamp the steel piece, and the shaft piece 13 moving backward can further drive the steel piece to move inward to ensure that the processing end is abutted against the outer side of the fixing base 2, as shown in fig. 9, at this moment, the fixing of the.

The utility model discloses the assembly jig who describes compares traditional assembly jig, low in production cost only needs to drive through an external drive structure, just can realize simultaneously tightening up and clamping to the steel part, and the clamping is efficient. This assembly jig overall structure all can be dismantled and assembled, and arbitrary part goes wrong can carry out the dismouting change, and is more convenient.

The above description in this specification is merely illustrative of the present invention. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.

Claims

1. An assembly jig characterized in that: the device comprises a base, wherein an extension shaft is arranged at the rear side of the base, a shaft hole is formed in the extension shaft, a mounting groove connected with the shaft hole is formed in the front side of the base, and the mounting groove comprises a shaft groove and symmetrical limiting grooves connected to the upper end and the lower end of the shaft groove; a shaft piece is arranged in the shaft groove, clamping grooves are formed in the upper side and the lower side of the shaft piece, the bottom surfaces of the clamping grooves are inclined, and the width of the shaft piece is smaller than that of the shaft groove; a limiting part is arranged in the limiting groove, a clamping part matched with the clamping groove is arranged at one end of the limiting part, and the limiting part is fixed with the shaft part through the clamping connection of the clamping groove and the clamping part;

the front end of the base is provided with a fixed seat covering the mounting groove, and the fixed seat and the base are fixed through screws; the fixed seat is provided with a fixed groove, and two inner side surfaces of the fixed notch extend towards the middle part to form a clamping table; a fixing assembly is arranged in the fixing groove and comprises a fixing table and a clamping block matched with the fixing table, the fixing table is installed at the bottom of the fixing groove and fixed with a fixing seat screw, the clamping block is movably connected in the fixing groove and located above the fixing table, and two sides of the lower portion of the clamping block extend outwards to form a clamping block matched with the clamping table; one side of the clamping block, which is close to the base, is provided with a tooth socket, one side of the limiting part, which is close to one side of the clamping block, is provided with a rack, and the rack is clamped with the tooth socket.

2. The assembly jig of claim 1, wherein: the shaft piece is internally provided with a through hole matched with the shaft hole.

3. The assembly jig of claim 1, wherein: the limiting part is internally provided with a pull hole which vertically penetrates through the limiting part.