CN212652531U

CN212652531U - High-speed stamping die with lubricating structure

Info

Publication number: CN212652531U
Application number: CN202021204704.8U
Authority: CN
Inventors: 郭振宗
Original assignee: Kunshan Longjiali Precision Mould Co ltd
Current assignee: Kunshan Longjiali Precision Mould Co ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-03-05
Anticipated expiration: 2030-06-24

Abstract

The utility model provides a high-speed stamping die with a lubricating structure, which relates to the technical field of stamping dies, four corners of the top surface of a lower die are all provided with sockets, each socket is positioned inside the lower die, the outer sides of the sockets are all provided with oil grooves which surround the sockets, the vertex angles outside the oil grooves are all movably connected with a cover extending out of the lower die, the upper end and the lower end of the inner wall of the socket, which are close to the outer sides, are both provided with oil seepage ports, an upper die is positioned right above the lower die, four corners of the bottom of the upper die are all fixedly connected with positioning pins, the top of the lower die is sleeved with an inner die, the bottom surface of the upper die is attached to the top surface of the lower die, the positioning pins and the sockets are in one-to-one correspondence, the effect of small amount of oil seepage is achieved, the flexibility of the positioning pins and the, the lubricating oil is not convenient to apply, and the flexibility of the structure of the positioning pin and the guide post is affected.

Description

High-speed stamping die with lubricating structure

Technical Field

The utility model belongs to the technical field of the stamping die technique and specifically relates to a high-speed stamping die with lubricating structure is related to.

Background

The stamping die is a special process equipment for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold stamping, and is called cold stamping die (commonly called cold stamping die). Stamping is a press working method in which a die mounted on a press is used to apply pressure to a material at room temperature to cause separation or plastic deformation of the material, thereby obtaining a desired part.

The existing high-speed stamping die is composed of an upper die and a lower die, when stamping is carried out, the upper die is stamped to the lower die at a high speed, a plurality of positioning pins and a guide pillar structure are arranged between the upper die and the lower die, the lubricating requirements on the positioning pins and the guide pillar structure are high under the action of stamping of the upper die for a long time, but lubricating oil is not conveniently applied because the connecting positions of the positioning pins and the guide pillar structure and the lower die are positioned inside, and the flexibility of the positioning pins and the guide pillar structure is influenced.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: because the connecting position of pilot pin and guide pillar structure and lower mould is located inside, be not convenient for apply lubricating oil, influence the flexibility of pilot pin and guide pillar structure, to the problem that prior art exists, provide a high-speed stamping die with lubricating structure.

The to-be-solved technical problem of the utility model adopts following technical scheme to realize:

a high-speed stamping die with a lubricating structure, the high-speed stamping die with a lubricating structure comprising:

the four corners of the top surface of the lower die are respectively provided with a socket, an oil groove is formed in the lower die and positioned outside each socket, the oil grooves surround the sockets, the vertex angles of the outer sides of the oil grooves are respectively and movably connected with a cover extending out of the lower die, the upper end and the lower end of the inner wall of each socket, which are close to the outer sides, are respectively provided with an oil seepage port, the outer sides of the inner wall of each oil groove and the right outer sides of the oil seepage ports are respectively and fixedly connected with a spring, the inner end of each spring is fixedly connected with a blocking block, and the inner side;

the mould, go up the mould and be located directly over the lower mould, and go up the equal fixedly connected with pilot pin in mould bottom four corners, pilot pin outside bottom all is fixed with rather than support the piece as an organic whole.

Preferably, the top of the lower die is sleeved with the inner die, the bottom surface of the upper die is attached to the top surface of the lower die, and the upper die covers the top surface of the inner die.

Preferably, the positioning pins correspond to the sockets one by one, and the positioning pins are inserted into the sockets from top to bottom.

Preferably, the socket is communicated with the oil groove through an oil seepage port, the outer side of the blocking block covers the communicated end of the oil seepage port and the oil groove, the arc block is inserted into the oil seepage port, and the arc block protrudes out of the oil seepage port.

Preferably, the oil seepage ports in the same socket are positioned on the same vertical line.

Preferably, the outer side of the abutting block is slidably connected with the inner part of the socket, and the outer side of the abutting block is movably connected with the arc block.

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

the pilot pin moves down in the middle of the socket when, the socket side is opened there is the arc groove, support the arc groove in the middle of the piece can enter into the socket, support the piece and support behind the arc piece, the arc piece enters into in the middle of the oil seepage mouth, and the sprue breaks away from the oil seepage mouth, it has the gap to separate between sprue and the oil seepage mouth, the spring is compressed indirectly, one of them fractional lubricating oil can follow the gap infiltration between sprue and the oil seepage mouth in the oil seepage mouth, thereby infiltration socket, play the lubrication action to socket and pilot pin, continuously move down as the pilot pin, support the piece and break away from the arc piece, the spring can drive the sprue and kick-back and stop up the oil seepage mouth again, play the effect of a small amount of oil seepage, under the prerequisite of not extravagant lubricating oil, can keep the flexibility of pilot pin and socket, the condition that the card pause appears under the long.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a partial view of the interior of the lower mold structure of the present invention;

fig. 3 is a schematic view of the lower mold structure of the present invention.

The labels in the figure are: the device comprises a lower die 1, a socket 101, an oil groove 102, a cover 103, an oil seepage port 2, a spring 3, a blocking block 301, an arc block 302, an inner die 4, an upper die 5, a positioning pin 501 and a butting block 502.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 to 3, the present invention provides a high speed stamping die with a lubricating structure, and the following details are provided for each component of the high speed stamping die with a lubricating structure:

the lower die comprises a lower die 1, sockets 101 are formed in four corners of the top surface of the lower die 1, an oil groove 102 is formed in the lower die 1 and positioned outside each socket 101, the oil grooves 102 surround the sockets 101, oil seepage ports 2 are formed in the upper end and the lower end of the inner wall of each socket 101, which are close to the outer side, respectively, springs 3 are fixedly connected to the inner walls of the oil grooves 102 and positioned right outside the oil seepage ports 2, plugs 301 are fixedly connected to the inner ends of the springs 3, and arc blocks 302 integrated with the plugs 301 are fixed to the inner sides of the plugs 301,

the top of the lower die 1 is sleeved with an inner die 4, when an operator uses the lower die, the lower die 1 can be stably placed on a workbench, the inner die 4 serves as a stamping model, a die groove is formed in the inner die 4, the operator can prepare a plurality of inner dies 4 so as to process workpieces in different shapes, and the inner dies 4 are placed in the lower die 1 to complete the installation of the inner dies 4;

the upper die 5 is positioned right above the lower die 1, four corners of the bottom of the upper die 5 are fixedly connected with positioning pins 501, the bottoms of the outer sides of the positioning pins 501 are respectively and fixedly provided with a supporting block 502 integrated with the positioning pins, then an operator connects the upper die 5 to external stamping equipment, and the bottom surface of the upper die 5 is provided with stamping blocks corresponding to patterns of the inner die 4;

the top corners of the outer side of the oil groove 102 are movably connected with a cover 103 extending out of the lower die 1, then an operator can unscrew the cover 103, pour external lubricating oil into the oil groove 102 and store the oil through the oil groove 102;

when stamping is carried out, the upper die 5 is driven by external stamping equipment to move downwards, the bottom surface of the upper die 5 is attached to the top surface of the lower die 1, the upper die 5 covers the top surface of the inner die 4 to carry out stamping, meanwhile, the positioning pins 501 correspond to the sockets 101 one by one, a positioning effect is achieved through the positioning pins 501, and in the process that the upper die 5 moves downwards, the positioning pins 501 are inserted into the sockets 101 from top to bottom, so that the accuracy of connection between the upper die 5 and the lower die 1 is maintained;

the socket 101 is communicated with the oil groove 102 through the oil seepage port 2, the outer side of the blocking block 301 covers the end of the oil seepage port 2 communicated with the oil groove 102, the arc block 302 is inserted into the oil seepage port 2, the positioning pin 501 moves downwards in the socket 101, meanwhile, the side edge of the socket 101 is provided with an arc groove, the resisting block 502 can enter the arc groove in the socket 101, the position of the oil seepage port 2 is also positioned in the arc groove, when the resisting block 502 moves downwards to a certain position in the socket 101 along with the positioning pin 501, because the arc block 302 protrudes out of the oil seepage port 2, the outer side of the resisting block 502 can resist against the inner side of the arc block 302, the diameter of the resisting block 502 is 1mm-2mm smaller than that of the oil seepage port 2, because the resisting block 502 and the arc block 302 are both in a convex arc shape, after the resisting block 502 resists against the arc block 302, the arc block 302 enters into the oil seepage port 2, the blocking block 301 is separated from the oil seepage port 2, a gap is formed between the blocking, a small part of lubricating oil can permeate into the oil seepage port 2 from a gap between the blocking block 301 and the oil seepage port 2, so that the lubricating oil permeates into the socket 101 and has a lubricating effect on the socket 101 and the positioning pin 501, when the positioning pin 501 continuously moves downwards, the abutting block 502 is separated from the arc block 302, the spring 3 can drive the blocking block 301 to rebound and block the oil seepage port 2 again, the effect of small amount of oil seepage is achieved, the flexibility of the positioning pin 501 and the socket 101 can be kept on the premise of not wasting the lubricating oil, and the situation of blocking and stopping under long-time use is avoided;

because two oil seepage ports 2 are arranged in one socket 101, and the oil seepage ports 2 in the same socket 101 are positioned on the same vertical line, the upper die 5 is punched once, and lubricating oil seeps twice to respectively lubricate the middle part and the tail end of the positioning pin 501.

The present invention has been described in relation to the above embodiments, which are only examples for implementing the present invention. It should be noted that the disclosed embodiments do not limit the scope of the invention. On the contrary, all changes and modifications which do not depart from the spirit and scope of the present invention are deemed to fall within the scope of the present invention.

Claims

1. A high-speed press mold having a lubricating structure, characterized by comprising:

the oil leakage device comprises a lower die (1), sockets (101) are formed in four corners of the top surface of the lower die (1), an oil groove (102) is formed in the lower die (1) and located on the outer side of each socket (101), the oil grooves (102) surround the sockets (101), the vertex angle of the outer side of each oil groove (102) is movably connected with a cover (103) extending out of the lower die (1), oil leakage ports (2) are formed in the upper end and the lower end, close to the outer side, of the inner wall of each socket (101), springs (3) are fixedly connected to the inner wall of each oil groove (102) and located on the outer side of each oil leakage port (2), a blocking block (301) is fixedly connected to the inner end of each spring (3), and an arc block (302) integrated with each;

go up mould (5), go up mould (5) and be located lower mould (1) directly over, and go up equal fixedly connected with pilot pin (501) in mould (5) bottom four corners, pilot pin (501) outside bottom all is fixed with rather than support piece (502) as an organic whole.

2. A high-speed press mold having a lubricating structure according to claim 1, wherein: the top of the lower die (1) is sleeved with the inner die (4), the bottom surface of the upper die (5) is attached to the top surface of the lower die (1), and the upper die (5) covers the top surface of the inner die (4).

3. A high-speed press mold having a lubricating structure according to claim 1, wherein: the positioning pins (501) correspond to the sockets (101) one by one, and the positioning pins (501) are inserted into the sockets (101) from top to bottom.

4. A high-speed press mold having a lubricating structure according to claim 1, wherein: the socket (101) is communicated with the oil groove (102) through the oil seepage port (2), the outer side of the blocking block (301) covers the communicated end of the oil seepage port (2) and the oil groove (102), the arc block (302) is inserted into the oil seepage port (2), and the arc block (302) protrudes out of the oil seepage port (2).

5. A high-speed press mold having a lubricating structure according to claim 1, wherein: the oil seepage ports (2) in the same socket (101) are positioned on the same vertical line.

6. A high-speed press mold having a lubricating structure according to claim 1, wherein: the outer side of the abutting block (502) is connected with the inner part of the socket (101) in a sliding mode, and the outer side of the abutting block (502) is movably connected with the arc block (302).