CN211680351U

CN211680351U - Angle sign indicating number chamfer processing frock

Info

Publication number: CN211680351U
Application number: CN202020237134.6U
Authority: CN
Inventors: 刘保东
Original assignee: Qingdao Xinyada Electrical Equipment Co ltd
Current assignee: Qingdao Xinyada Electrical Equipment Co ltd
Priority date: 2020-02-28
Filing date: 2020-02-28
Publication date: 2020-10-16
Anticipated expiration: 2030-02-28

Abstract

The utility model belongs to the technical field of angle code chamfer processing, and discloses an angle code chamfer processing tool, which comprises a base and a bracket fixed on the base, wherein the upper part of the bracket is slidably connected with an upper die base, the upper die base is fixedly connected with a chamfer cutter, the upper die base is connected with a hand wheel, and the hand wheel drives the upper die base to move up and down when rotating; a fixed seat is fixedly connected to one side, close to the upper die seat, of the base, an inclined plane with an included angle of 45-60 degrees with the horizontal plane is arranged on one side of the fixed seat, and a corner positioning plate is fixed on the inclined plane; the corner connector is arranged on the inclined surface, the clamping seat is arranged behind the corner connector positioning plate, and the corner cutter is positioned right above the position to be cut of the corner connector; the error that the operating personnel rubbed with the hands and lead to has been avoided, has improved the precision of chamfer cutting in the angle sign indicating number, through the quick location of frock, has improved the efficiency of chamfer processing in the angle sign indicating number, has reduced the cost of labor.

Description

Angle sign indicating number chamfer processing frock

Technical Field

The utility model belongs to the technical field of the angle sign indicating number chamfer processing technique and specifically relates to an angle sign indicating number chamfer processing frock.

Background

As shown in fig. 1-2, for a workpiece having a requirement for processing an inner corner code chamfer, in the prior art, a milling cutter is usually adopted to process the workpiece into an arc chamfer, and then the workpiece is manually rolled into a straight chamfer by an operator, so that the processing efficiency and the processing precision are very low, and the labor cost is increased. Therefore, the special tool for processing the corner brace chamfer is designed, and the special tool has very important significance for improving the production efficiency and the processing precision and reducing the labor cost.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a simple structure is reasonable, and the angle sign indicating number chamfer processing frock that machining precision is high uses this frock to carry out cutting process to the interior chamfer of angle sign indicating number, cuts the circular arc chamfer for straight chamfer, has replaced manual rubbing with the hands, has improved the precision and the production efficiency of angle sign indicating number chamfer processing, has reduced the cost of labor.

The utility model adopts the technical proposal that:

the corner code chamfering machining tool comprises a base and a support fixed on the base, wherein the upper portion of the support is slidably connected with an upper die base, the upper die base is fixedly connected with a corner cutter, the upper die base is connected with a hand wheel, and the hand wheel drives the upper die base to move up and down when rotating; a fixed seat is fixedly connected to one side, close to the upper die seat, of the base, an inclined plane with an included angle of 45-60 degrees with the horizontal plane is arranged on one side of the fixed seat, and a corner positioning plate is fixed on the inclined plane; the corner connector is arranged on the inclined surface and clamped behind the corner connector positioning plate, and the corner cutter is positioned right above the position to be cut of the corner connector.

The corner connector is arranged on the inclined plane, the position of the corner connector is determined through the corner connector positioning plate, the corner cutter is located right above the position to be cut of the corner connector at the moment, the upper die base is driven to move up and down through the rotary hand wheel, so that the corner cutter is driven to move, and the corner connector chamfer is cut.

Preferably, the upper die holder is fixedly connected with a tool fixing seat, a groove in the vertical direction is formed in the tool fixing seat, the tool fixing seat is fixedly connected with a tool clamping plate, the upper end of the corner cutter is arranged in the groove and fixed through the tool clamping plate, and the lower end of the corner cutter extends out of the tool fixing seat; in order to meet the cutting requirements of chamfers with different corner connectors, the corner cutters with different cutting face numbers and included angles of the cutting faces can be replaced.

Preferably, the hand wheel is in transmission connection with the upper die base through gear racks, and rotation of the hand wheel is converted into up-and-down movement of the upper die base through matching between the gear racks, so that movement of the corner cutter is controlled, and cutting of the inner chamfer of the corner brace is completed.

Preferably, the base is fixedly connected with a dovetail sliding table, the dovetail sliding table comprises a dovetail groove and a sliding table, the dovetail groove is fixed on the base, and the fixing seat is fixed at the upper end of the sliding table. Through the position of adjustment slip table to the relative position of adjustment angle sign indicating number and corner cut sword satisfies the requirement of angle sign indicating number chamfer cutting.

Preferably, the corner cutter comprises two adjacent cutting faces, and the included angle between the two adjacent cutting faces is 120 degrees; preferably, an included angle between the inclined plane on one side of the fixed seat and the horizontal plane is 54.74 degrees, and at the moment, an intersection line of two inner side chamfer planes of the corner brace is in a vertical state; the corner brace is arranged on the inclined plane and is positioned by the corner brace positioning plate, so that the intersection line of the two cutting surfaces of the corner cutter and the intersection line of the two inner side chamfer surfaces of the corner brace are positioned on the same straight line, and the hand wheel is rotated to drive the corner cutter to move at the moment, so that the cutting processing of the inner chamfer of the corner brace is completed; the included angle between the cutting faces, the inclined angle of the inclined plane, the relative position of the corner cutter and the corner code positioning plate and the mutual cooperation of the three enable the corner code chamfer after cutting to meet the process requirements, the cutting precision of the corner code chamfer is guaranteed, and the processing efficiency of the corner code chamfer is improved.

Preferably, the angle sign indicating number locating plate is right angle triangle-shaped board, and its thickness is less than the thickness of angle sign indicating number, the right angle end of angle sign indicating number locating plate is located the high-end on inclined plane.

By adopting the angle code chamfering tool provided by the utility model, through the mutual cooperation of the included angle between the cutting surfaces of the angle cutters, the inclination angle of the inclined plane, and the relative positions of the angle cutters and the angle code positioning plate, the error caused by manual rubbing by operators is avoided, the precision of angle code inner chamfering cutting is improved, the efficiency of angle code inner chamfering processing is improved through the quick positioning of the tool, and the labor cost is reduced; the utility model provides a pair of angle sign indicating number chamfer processing frock, simple structure is reasonable, and low in manufacturing cost is suitable for popularization and application.

Drawings

FIG. 1 is a schematic view of a corner brace structure to be machined;

FIG. 2 is a schematic view of a machined corner brace structure;

FIG. 3 is a schematic structural view of the present invention;

FIG. 4 is a cross-sectional view taken along the line C-C of FIG. 3;

fig. 5 is a schematic top view of the present invention;

FIG. 6 is a schematic structural view of the middle chamfering blade of the present invention;

fig. 7 is a schematic perspective view of the present invention.

Reference numerals: 1. a base; 2. a support; 21. a chute; 3. an upper die holder; 4. a cutter fixing seat; 41. a groove; 5. a cutter clamping plate; 6. a corner cutter; 61. a first cutting surface; 62. a second cutting face; 63. the intersection line of the first cutting surface and the second cutting surface; 7. a hand wheel; 8. a fixed seat; 81. a bevel; 9. an angle code positioning plate; 10. corner connectors; 101. a first chamfer surface; 102. a second chamfer surface; 103. the intersection line of the first chamfer surface and the second chamfer surface; 11. a dovetail groove sliding table; 111. a dovetail groove; 112. a sliding table; 113. adjusting a rod; 114. locking the bolt; alpha, the included angle between the first cutting surface and the second cutting surface; beta, the included angle between the inclined plane and the horizontal plane; A. chamfering to be processed; B. the chamfer has been machined.

Detailed Description

In order to enable those skilled in the art to better understand the present invention, the following detailed description of the invention is provided in conjunction with the accompanying drawings.

An angle code chamfering tool comprises a base 1 and a support 2 fixed on the base 1, wherein a sliding groove 21 is formed in the upper portion of the support 2, the sliding groove 21 is connected with an upper die base 3 in a sliding mode, the upper die base 3 is fixedly connected with a cutter fixing base 4, a groove 41 in the vertical direction is formed in the cutter fixing base 4, the cutter fixing base 4 is fixedly connected with a cutter clamping plate 5, the upper end of an angle cutter 6 is fixed in the groove 41 through a screw by the cutter clamping plate 5, and the lower end of the angle cutter 6 extends out of the cutter fixing base 4; the upper die holder 3 is in transmission connection with a hand wheel 7 through a gear rack, the hand wheel 7 is fixedly connected with a gear (not shown in the figure), the upper die holder 3 is fixedly connected with a rack (not shown in the figure), the gear is meshed with the rack, and the rotation of the hand wheel 7 is converted into the up-and-down movement of the upper die holder 3 through the matching of the gear rack, so that the corner cutter 6 is driven to move; as shown in fig. 6, the corner cutter 6 includes two cutting surfaces, which are a first cutting surface 61 and a second cutting surface 62, respectively, an included angle between the first cutting surface 61 and the second cutting surface 62 is α, and α is 120 °; a fixed seat 8 is fixedly connected to one side, close to the upper die holder 3, of the base 1, an inclined surface 81 with an included angle beta with a horizontal plane is arranged on one side of the fixed seat 8, the value of beta is 54.74 degrees, a corner brace positioning plate 9 is fixed to the inclined surface 81 through screws, as shown in fig. 4, the corner brace positioning plate 9 is a right-angle triangular plate, the thickness of the corner brace positioning plate is smaller than that of a corner brace 10 to be processed, and a right-angle end of the corner brace positioning plate 9 is located at the high end of the inclined surface; the corner connector 10 is arranged on the inclined surface 81 and clamped behind the corner connector positioning plate 9, and the corner cutter 6 is positioned right above the position to be cut of the corner connector 10 and corresponds to the position.

In order to meet the processing requirements of corner code chamfers of different sizes, the base 1 is fixedly connected with a dovetail groove sliding table 11, the dovetail groove sliding table comprises a dovetail groove 111, a sliding table 112, an adjusting rod 113 and a locking bolt 114, the dovetail groove 111 is fixed on the base 1, and the fixed seat 8 is fixed at the upper end of the sliding table 112.

The use method of the corner brace chamfering tool provided by the embodiment is as follows: the method comprises the steps that an angle code 10 to be processed is placed on an inclined surface 81 of a fixed seat 8, a right-angle inner angle of the angle code 10 is clamped on a right angle of an angle code positioning plate 9, at the moment, an intersection line 103 of two inner side chamfer surfaces (a first chamfer surface 101 and a second chamfer surface 102) of the angle code 10 is in a vertical state, the position of a sliding table 112 is adjusted through rotating an adjusting rod 113, so that an intersection line 63 of a first cutting surface 61 and a second cutting surface 62 of a corner cutter 6 and an intersection line 103 of the first chamfer surface 101 and the second chamfer surface 102 of the angle code 10 are located on the same straight line, then a locking bolt 114 is screwed up to fix the sliding table, at the moment, a hand wheel 7 is rotated to drive the corner cutter 6 to move downwards, so that the inner chamfer of the angle code is cut, and in order to stabilize the angle code 10, an operator can press the angle code 10 by using a tool in the cutting process; after cutting, the hand wheel 7 is rotated in the opposite direction to drive the angle cutter 6 to move upwards, and the angle cutter 6 is reset.

It is right above the utility model provides an angle sign indicating number chamfer processing frock carries out detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, which are presented only to assist in understanding the methods and concepts of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be subject to several improvements and modifications, which also fall within the scope of the claims of the present invention.

Claims

1. The corner code chamfering machining tool comprises a base and a support fixed on the base, and is characterized in that the upper portion of the support is connected with an upper die base in a sliding mode, the upper die base is fixedly connected with a corner cutter, the upper die base is connected with a hand wheel, and the hand wheel drives the upper die base to move up and down when rotating; a fixed seat is fixedly connected to one side, close to the upper die seat, of the base, an inclined plane with an included angle of 45-60 degrees with the horizontal plane is arranged on one side of the fixed seat, and a corner positioning plate is fixed on the inclined plane; the corner connector is arranged on the inclined surface and clamped behind the corner connector positioning plate, and the corner cutter is positioned right above the position to be cut of the corner connector.

2. The angle code chamfering tool according to claim 1, wherein the upper die holder is fixedly connected with a tool fixing seat, a groove in a vertical direction is formed in the tool fixing seat, the tool fixing seat is fixedly connected with a tool clamping plate, the upper end of the corner cutter is arranged in the groove and fixed through the tool clamping plate, and the lower end of the corner cutter extends out of the tool fixing seat.

3. The corner brace chamfering tool according to claim 1, wherein the hand wheel is in transmission connection with the upper die base through a gear and a rack.

4. The corner code chamfering tool according to claim 1, wherein a dovetail groove sliding table is fixedly connected to the base and comprises a dovetail groove and a sliding table, the dovetail groove is fixed to the base, and the fixing seat is fixed to the upper end of the sliding table.

5. The corner brace chamfering tool according to claim 1, wherein the corner cutter comprises two adjacent cutting faces, and an included angle between the two adjacent cutting faces is 120 °.

6. The corner brace chamfering tool according to claim 1, wherein an included angle between an inclined surface on one side of the fixing seat and a horizontal plane is 54.74 degrees.

7. The corner brace chamfering tool according to claim 1, wherein the corner brace positioning plate is a right-angle triangular plate, the thickness of the corner brace positioning plate is smaller than that of the corner brace, and a right-angle end of the corner brace positioning plate is located at a high end of the inclined surface.