CN211588413U

CN211588413U - Precision forging die for cutting tooth processing

Info

Publication number: CN211588413U
Application number: CN202020074267.6U
Authority: CN
Inventors: 柏秀泉
Original assignee: Chongqing Yipin Machinery Co ltd
Current assignee: Chongqing Yipin Machinery Co ltd
Priority date: 2020-01-14
Filing date: 2020-01-14
Publication date: 2020-09-29
Anticipated expiration: 2030-01-14

Abstract

The utility model discloses a precision forging mould is used in pick processing, which comprises an outer shell, the up end undercut of shell body forms the rectangular channel, from upwards stacking in proper order down axle mold core, slim axle mold core, main shaft mold core and going up the mold core down in the rectangular channel, the inside of lower axle mold core, slim axle mold core, main shaft mold core and going up the mold core encloses into the pick die cavity, the edge of shell body articulates there is the apron, the opposite side of apron passes through the up end edge of bolt fastening at the shell body, the lower fixed surface of apron has the rubber kicking block, separate through the parting die device between lower axle mold core, slim axle mold core, main shaft mold core and the last mold core. The utility model discloses can make up through selecting different mold cores, process out the pick of various models, moreover, can accomplish the separation between each mold core fast through dividing the mould device, it is very convenient to use.

Description

Precision forging die for cutting tooth processing

Technical Field

The utility model relates to a pick mold processing technical field specifically is a precision forging mould is used in pick processing.

Background

The cutting pick is a common workpiece in a coal mining machine and a heading machine and generally comprises a lower shaft, a thin shaft, a main shaft, a conical body and a hemispherical top, the existing cutting pick is generally formed by cutting through a turning tool, the cutting picks in different shapes need to be processed according to different use requirements, the process is complex, a method for processing by adopting a precision forging die is adopted in the existing cutting pick processing technology, however, the cutting pick has a plurality of shafts with different shaft diameters, the difficulty exists in demolding, the existing die is generally in a one-to-one relation, one die can only process one type of cutting pick, and the utilization rate of the die is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a precision forging mould is used in pick processing can make up through selecting different mold cores, processes out the pick of various models, moreover, can accomplish the separation between each mold core fast through dividing the mould device, and it is very convenient to use

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a precision forging mould is used in pick processing, includes the shell body, the up end undercut of shell body forms the rectangular channel, from upwards stacking in proper order down axle mold core, slender axle mold core, main shaft mold core and last mold core down in the rectangular channel, the inside of lower axle mold core, slender axle mold core, main shaft mold core and last mold core encloses into the pick mold cavity, the edge of shell body articulates there is the apron, the opposite side of apron passes through the up end edge of bolt fastening at the shell body, the lower fixed surface of apron has the rubber kicking block, separate through parting die device between lower axle mold core, slender axle mold core, main shaft mold core and the last mold core.

Preferably, the lower shaft mold core, the thin shaft mold core, the main shaft mold core and the upper mold core are all half-spliced mold cores.

Preferably, a pair of die separating devices is symmetrically arranged on two sides of the lower end of the upper die core, a pair of die separating devices is symmetrically arranged on two sides of the lower end of the main shaft die core, and a pair of die separating devices is symmetrically arranged on two sides of the upper end of the lower shaft die core.

Preferably, divide the mould device to include the first wedge that the horizontal slip set up and the second wedge that vertical slip set up, be fixed with first push pedal on the middle part lateral wall of first wedge, the outside of first push pedal is equipped with the tight spring in first top, be fixed with the second push pedal on the middle part lateral wall of second wedge, the outside of second push pedal is equipped with the tight spring in second top, set up the vertical groove corresponding with the outer end of first wedge on the cell wall of rectangular channel.

Preferably, four corners of the bottom wall of the rectangular groove are respectively fixed with a vertically arranged positioning rod, and four corners of the lower shaft mold core, the thin shaft mold core, the main shaft mold core and the upper mold core are respectively provided with positioning holes matched with the positioning rods.

Preferably, the center of the bottom of the outer shell is provided with a die casting hole communicated with the cutting pick die cavity.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the mold core is divided into a lower shaft mold core, a thin shaft mold core, a main shaft mold core and an upper mold core, so that various types of cutting teeth can be processed by selecting different mold cores for combination, and the application range of the mold is improved;

two, the utility model discloses a divide the mould device to accomplish the separation between each mold core fast, and it is very convenient to use, during the branch mould, only needs inwards to press the first wedge of both sides, through first wedge extrusion second wedge, the second wedge can be opened the contact surface of two mold cores to make the quick separation of two mold cores.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the present invention at A-A of FIG. 1;

fig. 3 is a cross-sectional view taken along the direction B of fig. 1 according to the present invention;

FIG. 4 is an enlarged view at C of FIG. 2;

in the figure: 1-outer shell, 2-cover plate, 3-bolt, 4-rubber top block, 5-upper mold core, 6-vertical groove, 7-main shaft mold core, 8-thin shaft mold core, 9-lower shaft mold core, 10-mold casting hole, 11-mold splitting device, 111-first wedge block, 112-second wedge block, 113-first push plate, 114-first puller spring, 115-second push plate and 116-second puller spring.

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.

Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a precision forging mould is used in pick processing, includes shell body 1, the up end undercut of shell body 1 forms the rectangular channel, from upwards stacking in proper order down axle mold core 9, slim axle mold core 8, main shaft mold core 7 and go up mold core 5 down in the rectangular channel, the inside of axle mold core 9, slim axle mold core 8, main shaft mold core 7 and last mold core 5 encloses into the pick die cavity down, the edge of shell body 1 articulates there is apron 2, the opposite side of apron 2 passes through bolt 3 to be fixed at the up end edge of shell body 1, the lower fixed surface of apron 2 has rubber kicking block 4, separate through parting die device 11 between axle mold core 9, slim axle mold core 8, main shaft mold core 7 and the last mold core 5 down.

Specifically, the lower shaft mold core 9, the thin shaft mold core 8, the main shaft mold core 7 and the upper mold core 5 are half-split mold cores, namely each mold core is composed of a left part and a right part, and the mold is convenient to disassemble.

Specifically, a pair of mold splitting devices 11 is symmetrically arranged on two sides of the lower end of the upper mold core 5, a pair of mold splitting devices 11 is symmetrically arranged on two sides of the lower end of the main shaft mold core 7, and a pair of mold splitting devices 11 is symmetrically arranged on two sides of the upper end of the lower shaft mold core 9.

Particularly, divide mould device 11 to include the first wedge 111 that the horizontal slip set up and the second wedge 112 that the vertical slip set up, be fixed with first push pedal 113 on the middle part lateral wall of first wedge 111, the outside of first push pedal 113 is equipped with first top tight spring 114, be fixed with second push pedal 115 on the middle part lateral wall of second wedge 112, the outside of second push pedal 115 is equipped with second top tight spring 116, set up the vertical groove 6 corresponding with the outer end of first wedge 111 on the cell wall of rectangular channel.

Specifically, four angle departments of rectangular channel diapire respectively are fixed with the locating lever of a vertical setting, four angle departments of lower axle mold core 9, thin axle mold core 8, main shaft mold core 7 and upper mold core 5 all are equipped with the locating hole with locating lever complex.

Specifically, a die hole 10 communicated with a cutting pick die cavity is formed in the center of the bottom of the outer shell 1.

the utility model divides the mold core into a lower shaft mold core 9, a thin shaft mold core 8, a main shaft mold core 7 and an upper mold core 5, and can process various types of picks by selecting different mold cores to combine, thereby improving the application range of the mold;

the utility model discloses a divide mould device 11 can accomplish the separation between each mold core fast, and it is very convenient to use, during the branch mould, only needs inwards to press the first wedge 111 of both sides, extrudees second wedge 112 through first wedge 111, and second wedge 112 can be opened the contact surface of two mold cores to make the quick separation of two mold cores.

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 precision forging mould is used in pick processing, includes shell body (1), its characterized in that: the utility model discloses a cutting pick die cavity, including shell body (1), the up end of shell body (1) is sunken formation rectangular channel downwards, from upwards stacking down in proper order axle mold core (9), thin axle mold core (8), main shaft mold core (7) and go up mold core (5) down in the rectangular channel, the inside of axle mold core (9), thin axle mold core (8), main shaft mold core (7) and going up mold core (5) encloses into the cutting pick die cavity down, the edge of shell body (1) articulates there is apron (2), the opposite side of apron (2) passes through bolt (3) to be fixed at the up end edge of shell body (1), the lower fixed surface of apron (2) has rubber kicking block (4), separate through parting die device (11) between axle mold core (9), thin axle mold core (8), main shaft mold core (7) and the last mold core (5) down.

2. The precision forging die for cutting pick machining according to claim 1, wherein: the lower shaft mold core (9), the thin shaft mold core (8), the main shaft mold core (7) and the upper mold core (5) are all half-spliced mold cores.

3. The precision forging die for cutting pick machining according to claim 1, wherein: the two sides of the lower end of the upper mold core (5) are symmetrically provided with a pair of mold splitting devices (11), the two sides of the lower end of the main shaft mold core (7) are symmetrically provided with a pair of mold splitting devices (11), and the two sides of the upper end of the lower shaft mold core (9) are symmetrically provided with a pair of mold splitting devices (11).

4. The precision forging die for cutting pick machining according to claim 1, wherein: divide mould device (11) including first wedge (111) that the horizontal slip set up and second wedge (112) that vertical slip set up, be fixed with first push pedal (113) on the middle part lateral wall of first wedge (111), the outside of first push pedal (113) is equipped with first top tight spring (114), be fixed with second push pedal (115) on the middle part lateral wall of second wedge (112), the outside of second push pedal (115) is equipped with second top tight spring (116), set up vertical groove (6) corresponding with the outer end of first wedge (111) on the cell wall of rectangular channel.

5. The precision forging die for cutting pick machining according to claim 1, wherein: four angle departments of rectangular channel diapire respectively are fixed with the locating lever of a vertical setting, down axle mold core (9), thin axle mold core (8), main shaft mold core (7) and four angle departments of last mold core (5) all are equipped with the locating hole with locating lever complex.

6. The precision forging die for cutting pick machining according to claim 1, wherein: and a die casting hole (10) communicated with the cutting pick die cavity is formed in the center of the bottom of the outer shell (1).