CN211387062U

CN211387062U - Milling tool for head of bending rod

Info

Publication number: CN211387062U
Application number: CN201922243417.1U
Authority: CN
Inventors: 杨建华
Original assignee: Shanghai Huamin Machinery Manufacturing Co ltd
Current assignee: Shanghai Huamin Machinery Manufacturing Co ltd
Priority date: 2019-12-16
Filing date: 2019-12-16
Publication date: 2020-09-01
Anticipated expiration: 2029-12-16

Abstract

The utility model discloses a pole head of bending mills frock belongs to automobile parts processing frock technical field. The tool bottom plate is connected with the guide rail in a sliding mode, a push rod is arranged below the tool bottom plate, a milling blade group is installed at the output end of the main shaft, the milling blade group is located above a part, the milling tool for the head of the bending rod is simple in structure and reasonable in design, the tool bottom plate can move on the guide rail in the Y-axis direction through the push rod, the head limiting block limits movement of the Y-axis direction of the part, the limiting block limits movement of the X-axis direction of the part, a sliding block is arranged between the two limiting blocks, a fixing pin and a spring fixing pin are connected through a spring, when a screw is loosened, the sliding block is pulled by the spring and moves downwards in the Y-axis direction, a pneumatic pressure head is arranged above the head of the part to fix the head of the part, shaking during part machining is prevented, milling is achieved.

Description

Milling tool for head of bending rod

Technical Field

The utility model relates to a pole head of bending mills frock belongs to automobile parts processing frock technical field.

Background

In the prior art, a part is formed by stamping to obtain the dimension required by a drawing. Starting the equipment, wherein the punch is connected with the upper template, runs downwards, is closed with the lower template for placing the part, the part is formed, the punch is connected with the upper template, runs upwards, returns to the initial position, and takes out the formed part.

The head of the part is provided with two symmetrical flat parts, when the punching process is used for processing similar flat parts, two procedures are needed, two symmetrical flat parts are punched firstly, two sides can bulge out after the material is flattened and deformed, and the bulge parts on the two sides are cut off by punching once again, so that the process is high in production cost and unstable in flattening size.

SUMMERY OF THE UTILITY MODEL

To the above problem, the to-be-solved technical problem of the utility model is to provide a frock of milling of pole head portion of bending.

The utility model discloses a milling tool for the head of a bending rod, which comprises a main shaft, a milling blade group, a part, a tool bottom plate, a guide rail, a push rod, a pneumatic pressure head, a screw, a sliding block, a fixed pin, a spring fixed pin, a head stopper, a first stopper and a second stopper, wherein the tool bottom plate is connected with the guide rail in a sliding way, the push rod is arranged below the tool bottom plate, the milling blade group is arranged at the output end of the main shaft, the milling blade group is positioned above the part, the part is fixedly arranged on the tool bottom plate through the pneumatic pressure head, the head stopper is arranged at one side of the pneumatic pressure head, the first stopper and the second stopper are arranged below the pneumatic pressure head, the sliding block is arranged between the first stopper and the second stopper, a limit hole is arranged in the middle part of the sliding block, the screw penetrates, and the fixed pin passes through the spring and is connected with the spring fixed pin, spring fixed pin and frock bottom plate fixed connection.

Preferably, the milling blade group consists of two milling blades, the distance between the two milling blades is the remaining thickness of the part after milling, and the center of the interval is aligned with the circle center of the part.

Preferably, the tool bottom plate moves on the guide rail along the Y-axis direction.

Preferably, the height of the first limiting block is higher than that of the second limiting block.

Compared with the prior art, the beneficial effects of the utility model are that: this frock of milling of bending rod head simple structure, and reasonable design, the frock bottom plate can remove along Y axle direction on the guide rail through promoting the push rod, the motion of head stopper restriction part Y axle direction, the motion of stopper restriction part X axle direction, the sliding block is laid between two stoppers, cross the spring and be connected fixed pin and spring fixed pin, when loosening the screw, the sliding block receives spring tension, move down along Y axle direction, there is pneumatic pressure head to be used for the fixed part head part head part top, prevent that the part from adding the shake man-hour, mill processing through this frock, convenient operation is swift, and the size is stable, effectively saved manufacturing cost.

Drawings

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

Reference numerals: the milling cutter comprises a main shaft 1, a milling cutter blade group 2, a part 3, a tooling bottom plate 4, a guide rail 5, a push rod 6, a pneumatic pressure head 7, a screw 8, a sliding block 9, a fixing pin 10, a spring 11, a spring fixing pin 12, a head limiting block 13, a first limiting block 14 and a second limiting block 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1, the following technical solutions are adopted in the present embodiment: the milling cutter comprises a main shaft 1, a milling cutter blade group 2, a part 3, a tool bottom plate 4, a guide rail 5, a push rod 6, a pneumatic pressure head 7, a screw 8, a sliding block 9, a fixing pin 10, a spring 11, a spring fixing pin 12, a head limiting block 13, a first limiting block 14 and a second limiting block 15, wherein the tool bottom plate 4 is connected with the guide rail 5 in a sliding manner, the push rod 6 is arranged below the tool bottom plate 4, the tool bottom plate 4 moves on the guide rail 5 along the Y-axis direction, the milling cutter blade group 2 is arranged at the output end of the main shaft 1, the milling cutter blade group 2 is positioned above the part 3, the milling cutter blade group 2 consists of two milling cutter blades, the interval distance between the two milling cutter blades is the residual thickness required after the part 3 is milled to be flat, the interval center is aligned with the circle center of the part 3 to ensure uniform milling, the part 3 is fixedly installed, pneumatic pressure head 7 one side is provided with head stopper 13, pneumatic pressure head 7 below is provided with first stopper 14 and second stopper 15, and be provided with sliding block 9 between first stopper 14 and the second stopper 15, first stopper 14 highly is higher than second stopper 15, restriction part 3 is along the motion of X axle direction, spacing hole has been seted up at sliding block 9 middle part, and screw 8 runs through spacing hole and is connected with frock bottom plate 4, sliding block 9 lower part is provided with fixed pin 10, and fixed pin 10 is connected with spring fixed pin 12 through spring 11, spring fixed pin 12 and frock bottom plate 4 fixed connection.

The working principle is as follows: when the milling machine is in operation, the milling blade group 2 is arranged on the main shaft 1, the part 3 is placed on the tool bottom plate 4, the head of the part is pushed to the head limiting block 13 and the first limiting block 14, the sliding block 9 is pushed towards and presses the part 3, the screw 8 is tightened to fix the sliding block 9, the pneumatic pressure head 7 is operated, the pneumatic pressure head 7 is pressed down to fix the head of the part 3, the main shaft 1 of the equipment is started, the milling blade group 2 is rotated, the push rod 6 is pushed to enable the tool bottom plate 4 and the fixed part 3 to move towards the milling blade group 2, the milling blade group 2 is rotated to mill the part 3, after the machining is finished, the equipment is closed, the push rod 6, the tool bottom plate 4 is returned to the initial position through the guide rail 5, the screw 8 is loosened, the sliding block 9 moves downwards along the Y axis due to the pulling force of the spring 11, the pneumatic pressure head 7 is operated, the pneumatic pressure head 7 returns to the initial position, and the machined part 3 can be taken out.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a milling frock of pole head of bending which characterized in that: the milling cutter comprises a main shaft (1), a milling cutter blade group (2), a part (3), a tooling bottom plate (4), a guide rail (5), a push rod (6), a pneumatic pressure head (7), a screw (8), a sliding block (9), a fixing pin (10), a spring (11), a spring fixing pin (12), a head limiting block (13), a first limiting block (14) and a second limiting block (15), wherein the tooling bottom plate (4) is in sliding connection with the guide rail (5), the push rod (6) is arranged below the tooling bottom plate (4), the milling cutter blade group (2) is arranged at the output end of the main shaft (1), the milling cutter blade group (2) is positioned above the part (3), the part (3) is fixedly installed on the tooling bottom plate (4) through the pneumatic pressure head (7), the head limiting block (13) is arranged on one side of the pneumatic pressure head (7), the first limiting block (14) and the second limiting block (15) are arranged below the, and be provided with sliding block (9) between first stopper (14) and second stopper (15), spacing hole has been seted up at sliding block (9) middle part, and screw (8) run through spacing hole and be connected with frock bottom plate (4), sliding block (9) lower part is provided with fixed pin (10), and fixed pin (10) are connected with spring fixed pin (12) through spring (11), spring fixed pin (12) and frock bottom plate (4) fixed connection.

2. The milling tool for the head of the bending rod according to claim 1, wherein the milling tool comprises: the milling blade group (2) is composed of two milling blades, the distance between the two milling blades is the residual thickness required after the part (3) is milled flat, and the center of the interval is aligned with the circle center of the part (3).

3. The milling tool for the head of the bending rod according to claim 1, wherein the milling tool comprises: the tool bottom plate (4) moves on the guide rail (5) along the Y-axis direction.

4. The milling tool for the head of the bending rod according to claim 1, wherein the milling tool comprises: the height of the first limiting block (14) is higher than that of the second limiting block (15).