CN223506735U

CN223506735U - A milling fixture for a lug-type connector

Info

Publication number: CN223506735U
Application number: CN202422999455.0U
Authority: CN
Inventors: 胡恒; 赵君; 刘昀枫
Original assignee: Shaanxi Guangtai Aviation Electromechanical Equipment Manufacturing Co ltd
Current assignee: Shaanxi Guangtai Aviation Electromechanical Equipment Manufacturing Co ltd
Priority date: 2024-12-05
Filing date: 2024-12-05
Publication date: 2025-11-04
Anticipated expiration: 2034-12-05

Abstract

The milling fixture for the lifting lug type connecting piece comprises a base, a positioning block device, a clamping device and an auxiliary device, wherein the fixture body is light and compact in structure, low in processing cost, reliable in work, accurate in positioning, quick in clamping and the like for a workpiece to be subjected to connecting piece milling, the difficulty of clamping and aligning for multiple times in workpiece processing is avoided, the influence of reference misalignment and processing precision caused by different processing positions of the same workpiece is reduced, and the production efficiency is improved.

Description

Milling fixture for lifting lug type connecting piece

Technical Field

The utility model belongs to the technical field of mechanical manufacturing processes, and relates to a milling fixture for a lifting lug type connecting piece, which is used for positioning and clamping the lifting lug type connecting piece during numerical control center processing.

Background

The numerical control machine tool is one of common equipment in the electromechanical field and is important equipment for machining mechanical parts. The numerical control machine tool fixture is a device used for positioning, clamping and guiding a workpiece and a cutter on a machine tool, and has the functions of positioning the workpiece so as to enable the workpiece to obtain the correct position relative to the machine tool and the cutter and reliably clamp the workpiece.

The machine tool fixture is specially designed for a certain part product process, belongs to a non-standard device, and is often required to be designed and manufactured by itself according to the structural characteristics, production conditions and actual requirements of the product. When different characteristics of the same workpiece are machined, the clamping mode of the workpiece is required to be replaced, so that the machining requirement is met, but the frequent operation process of replacing the clamp is very troublesome, and the production efficiency, the machining cost and the like are directly affected.

Therefore, a novel milling fixture for the lifting lug type connecting piece is designed to solve the problems of rapid clamping and accurate positioning of the parts in the numerical control machine tool.

Disclosure of Invention

The utility model provides a milling fixture for a lifting lug type connecting piece, which solves the problems of quick clamping and accurate positioning of lifting lug type parts in the existing numerical control machining. The production efficiency is improved, the labor intensity of workers is improved, and the production cost is reduced while the quality of products is ensured.

The technical scheme adopted by the utility model is as follows:

The milling fixture for the lifting lug type connecting piece comprises a base 1, a positioning block device, a clamping device and an auxiliary device, and specifically comprises the base 1, an L-shaped cushion block 2, a rectangular sliding block 3, a push rod 4, a fixed block 5, a spring 6, a supporting block 7, a drilling template 8, a drilling sleeve 9, a clamping plate 10, a cushion block 11, a screw 12, a nut 13 and a cylindrical pin 14, wherein the base 1 is fixedly connected with a workbench of a milling machine, the base 1 is provided with two U-shaped waist grooves, and the L-shaped cushion block 2 is fixedly connected with the base 1 through the screw 12.

The clamping device comprises a rectangular sliding block 3, a push rod 4, a fixed block 5, a spring 6 and a clamping plate 10, wherein the clamping device is fixedly connected with the base 1, the fixed block 5 is fixedly connected with the base 1 through a screw 12, and the clamping plate 10 is fixedly connected with the base 1 through a nut 13 and a cylindrical pin 14.

The auxiliary device comprises a supporting block 7, a drill jig plate 8 and a drill bushing 9, wherein the supporting block 7 and the drill jig plate 8 are fixedly connected through two screws 12, and the supporting block 7 is fixedly connected with the base 1 through the screws 12.

The pneumatic milling fixture for the lifting lug type connecting piece has the advantages of being accurate in positioning, reliable in clamping and the like, avoids the difficult problems of repeated manual scribing, alignment and clamping of the lifting lug type connecting piece, and reduces the influence of reference misalignment, low machining precision and the like caused by repeated clamping of the same workpiece due to machining of different positions.

Drawings

FIG. 1 is a block diagram of the present utility model;

FIG. 2 is a horizontal position work diagram of the present utility model;

fig. 3 is a vertical position operation diagram of the present utility model.

Detailed Description

The present utility model will be described in detail with reference to the accompanying drawings.

Referring to fig. 1, a milling fixture for a shackle-type connector. Comprises a base 1, a positioning block device, a clamping device and an auxiliary device.

The workpiece is initially positioned by utilizing the whole lower plane of the workpiece, the L-shaped cushion block 2 and the cushion block 11, then accurately positioned by utilizing the inner arc surface of the workpiece and the rectangular sliding block 3, and finally clamped on the clamp body by the clamping plate 10.

In fig. 1, a base 1 is fixedly connected with a workbench of a milling machine, the base 1 is provided with two U-shaped waist grooves, an L-shaped cushion block 2 is fixedly connected with the base 1, a positioning block 5 is fixedly connected with the base 1 by two screws 12, and the base 1 is used for providing integral support and stability of a clamp and ensuring the level and firmness of the clamp, so that the clamp is a foundation of the whole clamp device.

The auxiliary device comprises a supporting block 7, a drill jig plate 8 and a drill bushing 9, wherein the drill jig plate 8 and the supporting block 7 are fixedly connected through screws 12, the supporting block 7 is fixedly connected with the base 1 through the screws 12 to achieve an auxiliary effect, whether the position of the supporting block is aligned with the machining requirement of a workpiece is checked, and a torque wrench is used for ensuring uniform and moderate clamping force of the screws 12 so as not to damage the workpiece or cause insufficient clamping force.

The clamping device comprises a rectangular sliding block 3, a push rod 4, a fixing block 5, a spring 6 and a clamping plate 10, wherein the clamping device is fixedly connected with a base 1, the fixing block 5 is used for preliminarily determining the position of a workpiece and preparing for the next processing, the clamping plate 10 is fixedly connected with the base 1 through a nut 13 and a cylindrical pin 14, the clamping of the workpiece 15 can be achieved by adjusting the position of the clamping plate, the spring 6 is sleeved on the outer side of the push rod 4 between the rectangular sliding block 3 and the fixing block 5, the accurate positioning of the workpiece 15 can be achieved by adjusting different positions of the push rod, and the processing precision is ensured.

When the milling fixture of the lug type connecting piece is used, the U-shaped waist groove on the base 1 is fixedly arranged on a milling machine workbench, the workpiece 15 is horizontally placed on the L-shaped cushion block 2 and the cushion block 11, clamping of the workpiece 15 is achieved through adjusting the clamping device, the workpiece 15 can be accurately positioned through the push rod 4 and the spring 6, clamping of the workpiece 15 is achieved through the clamping plate 10, and when the hole milling of the workpiece 15 is finished, the push rod 4 of the clamping device is contracted, the workpiece 15 is taken down, and the milling is finished.

Claims

1. A milling fixture with a lug-type connector, characterized by: a base (1), a positioning block device, a clamping device, and an auxiliary device; the base (1) is fixedly installed on the worktable of the milling machine, and the base (1) is designed with two U-shaped grooves; the base (1) is used to provide overall support and stability for the fixture, ensuring its levelness and firmness, and is the foundation of the entire fixture device; an L-shaped pad (2) is fixedly connected to the base (1), and a fixing block (5) is fixed to the base (1) by two screws (12), used to initially determine the position of the workpiece and prepare for the next step of processing; the clamping device is fixedly connected to the base (1) by screws (12) to achieve precise positioning of the workpiece and ensure processing accuracy; the auxiliary device achieves an auxiliary function by fixing the support block (7) to the base (1).

2. A milling fixture for a lug-type connector according to claim 1, characterized in that: a rectangular slider (3), a push rod (4), a fixing block (5) and a spring (6) are used to support and clamp the L-shaped pad (2) and auxiliary components to ensure stable workpiece processing and fix them on the base (1); the pad (11) and the L-shaped pad (2) are used to accurately position the fixture assembly and the workpiece, and initially fix the fixture, and fix it to the base (1), and then the workpiece position is further fixed by the clamping plate (10), which is fixedly connected to the base (1) by the nut (13) and the cylindrical pin (14).

3. A milling fixture for a lug-type connector according to claim 1, characterized in that: the auxiliary device consists of a support block (7), a drill template (8) and a drill sleeve (9), the drill sleeve (9) includes machining and assembly holes to facilitate precise machining steps; the drill template (8) and the support block (7) are in direct contact and are fixedly connected by screws (12); at the same time, the screws (12) are used to connect and fix the support block (7) and the base (1) to provide stability of the auxiliary device.