CN210819879U

CN210819879U - Movable mold with mold core capable of being replaced quickly

Info

Publication number: CN210819879U
Application number: CN201921214697.7U
Authority: CN
Inventors: 彭国委; 龙飞
Original assignee: Bengbu Xinlicheng Electronic Technology Co ltd
Current assignee: Bengbu Xinlicheng Electronic Technology Co ltd
Priority date: 2019-07-30
Filing date: 2019-07-30
Publication date: 2020-06-23
Anticipated expiration: 2029-07-30

Abstract

The utility model discloses a but movable mould of quick replacement mold core, its characterized in that: the number of the punch sheaths is multiple groups, the upper part of the punch sheath is provided with a boss, the punch sheath is inserted into a groove on the die plate and is tightly fixed at the bottom of the movable die holder through the die plate, the center of the punch sheath is provided with a through hole, the punch is inserted into the through hole at the center of the punch sheath, the top of the punch is provided with a convex block for limiting, the lower end of the convex block is aligned with the upper end of the pressure plate, the movable die base is provided with a groove which is concentric with the punch, the outer side of the gland is matched with the groove on the movable die base, the convex block is matched with a circular groove at the lower part of the gland, a first threaded hole and a second threaded hole are in threaded connection with the locking bolt, the outer side of the punch sheath is provided with a spring, the upper end and the lower end of the spring are respectively connected with the pressure plate and the pressure plate, the punch sheath is inserted into a hole on, the utility model discloses can effectively practice thrift the time of changing the drift, improve the security of changing the mold core.

Description

Movable mold with mold core capable of being replaced quickly

Technical Field

The utility model belongs to the technical field of the mould, concretely relates to movable mould of but quick replacement mold core.

Background

For a part manufacturing enterprise, a large number of metal and plastic parts are usually stamped parts, and a stamping die is a special process equipment for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold stamping processing, and is called a cold stamping die (commonly called a 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 punching die has the advantages of high production efficiency and high precision, and has wide application, the main parts of the punching die comprise a movable die, a female die and a punch, the punch is tightly pressed at the bottom of the movable die through a die plate, after the punching die is used for a long time, the punch is worn and needs to be replaced, the prior art is to disassemble the heavy die plate, take out the punch, install the die plate again, and influence the production of enterprises due to the long time required for replacement. Meanwhile, the die pressing plate is positioned at the lower part of the movable die holder, so that the mounting and dismounting difficulty is high, and the mode has certain danger.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the not enough of above-mentioned prior art, but provide a movable mould of quick replacement mold core.

The utility model provides a movable mould of but quick replacement mold core, includes locking bolt, gland, drift sheath, its characterized in that: the punch protective sleeve is provided with a plurality of groups of bosses at the upper part, the punch protective sleeve is inserted into a groove on a press template and is fixed at the bottom of a movable die holder in a pressing mode through the press template, a through hole is arranged at the center of the punch protective sleeve, the punch is inserted into the through hole at the center of the punch protective sleeve, a bump for limiting is arranged at the top of the punch, the lower end of the bump is aligned with the upper end of the press template, a groove which is concentric with the punch is arranged on the movable die holder, the outer side of the gland is matched with the groove on the movable die holder, the bump is matched with a circular groove at the lower part of the gland, inclined first threaded holes are arranged at two sides of the gland, second threaded holes are arranged at two sides of the gland on the movable die holder, the first threaded holes and the second threaded holes have a common central line, and the first threaded holes and the second, the outer side of the punch sheath is provided with a spring, the upper end and the lower end of the spring are respectively connected with the die plate and the pressure plate, and the punch sheath is inserted into a hole in the pressure plate.

Preferably, the lower end of the punch protrudes from the lower part of the punch sheath, and the lower end of the punch is higher than the lower end surface of the pressure plate.

Preferably, a die handle is fixed at the center of the upper part of the movable die holder.

Preferably, the front side and the rear side of the gland are respectively fixed with a positioning block, and the positioning blocks are matched with positioning grooves arranged on the side parts of the grooves of the movable mold base.

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

the utility model discloses when using, be applicable to the mould that the single punched multiple groups hole on the part, the part that needs punch a hole is placed on the die, and press drive die shank moves down, when pressing flitch and die contact, presses the flitch no longer to move down, and the spring receives the extrusion, presses the flitch to compress tightly the part on the die, and the die plate continues to move down, and the drift punches a hole on the part, and the waste material falls from the blanking hole that is located on the die. When the punch needs to be replaced after long-term use, the locking bolt is unscrewed, the gland is taken out, the punch can be detached, the gland is covered after the new punch is replaced, and the locking bolt is screwed down. The utility model discloses can realize the quick replacement of drift to practice thrift the time of changing the drift greatly, improve production efficiency, when changing the drift, need not to demolish the die-pressing plate, thereby greatly reduced changes the degree of difficulty of mold core, improves the security of changing the mold core.

Drawings

Fig. 1 is the structure schematic diagram of the movable mold of the utility model with the mold core capable of being replaced rapidly.

Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

Fig. 3 is a schematic view of the connection between the middle pressing cover and the mold base.

In the figure, the die comprises a die holder 1, a moving die base 2, a locking bolt 3, a gland 4, a punch 5, a punch jacket 6, a die plate 7, a spring 8, a pressure plate 9, a die handle 10 and a positioning block.

Detailed Description

Referring to fig. 1 to 3, a movable mould capable of rapidly replacing a mould core comprises a locking bolt 2, a gland 3, a punch 4 and a punch sheath 5, and is characterized in that: the punch protective sleeve 5 is provided with a plurality of groups, the upper part of the punch protective sleeve 5 is provided with a boss, the punch protective sleeve 5 is inserted into a groove on a press template 6, the punch protective sleeve 5 is fixed at the bottom of a movable die holder 1 in a pressing mode through the press template 6, the center of the punch protective sleeve 5 is provided with a through hole, a punch 4 is inserted into the through hole at the center of the punch protective sleeve 5, the top of the punch 4 is provided with a bump for limiting, the lower end of the bump is aligned with the upper end of the press template 6, the movable die holder 1 is provided with a groove which is concentric with the punch 4, the outer side of the gland 3 is matched with the groove on the movable die holder 1, the bump is matched with a circular groove at the lower part of the gland 3, the two sides of the gland 3 are provided with inclined first threaded holes, the movable die holder 1 and the two sides of the gland 3 are provided with, the first threaded hole and the second threaded hole are in threaded connection with the locking bolt 2, a spring 7 is arranged on the outer side of the punch sheath 5, the upper end and the lower end of the spring 7 are respectively connected with the die plate 6 and the pressure plate 8, and the punch sheath 5 is inserted into a hole in the pressure plate 8.

The lower end of the punch 4 extends out of the lower part of the punch sheath 5, and the lower end of the punch 4 is higher than the lower end surface of the pressure plate 8.

And a die handle 9 is fixed at the center of the upper part of the movable die holder 1.

The front side and the rear side of the gland 3 are respectively fixed with a positioning block 10, and the positioning blocks 10 are matched with positioning grooves arranged on the side parts of the grooves of the movable die holder 1.

The utility model discloses a theory of operation is:

the utility model discloses when using, be applicable to the mould that the single punched multiple groups hole on the part, the part that needs punch a hole is placed on the die, and press drive die shank 9 moves down, and when pressing flitch 8 and die contact, it no longer moves down to press flitch 8, and spring 7 receives the extrusion, presses flitch 8 to compress tightly the part on the die, and die plate 6 continues to move down, and drift 4 punches the hole on the part, and the waste material falls from the blanking hole that is located on the die. When the punch 4 needs to be replaced after long-term use, the locking bolt 2 is unscrewed, the gland 3 is taken out, the punch 4 can be detached, the gland 3 is covered after the new punch 4 is replaced, and the locking bolt 2 is screwed. The utility model discloses can realize the quick replacement of drift 4 to practice thrift the time of changing drift 4 greatly, improve production efficiency, when changing drift 4, need not to demolish die plate 6, thereby greatly reduced changes the degree of difficulty of mold core, improves the security of changing the mold core.

It should be noted that: the utility model discloses need to cooperate the relevant supporting part of die and cut-out press, because the relevant supporting part of die and cut-out press is for disclosing, general technique, no longer gives unnecessary details among this technical scheme.

The technical solution of the present invention is to provide an improved method for manufacturing a semiconductor device, which is characterized in that the method is not limited by the above-mentioned method, and the method is not substantially improved by the method and the device, or the method and the device are directly applied to other occasions without improvement, all within the protection scope of the present invention.

Claims

1. The utility model provides a movable mould of but quick replacement mold core, includes locking bolt (2), gland (3), drift (4), drift sheath (5), its characterized in that: the punch protective sleeve is characterized in that the punch protective sleeves (5) are multiple in number, a boss is arranged on the upper portion of each punch protective sleeve (5), each punch protective sleeve (5) is inserted into a groove in the corresponding press die plate (6), each punch protective sleeve (5) is tightly pressed and fixed at the bottom of the corresponding movable die holder (1) through the corresponding press die plate (6), a through hole is formed in the center of each punch protective sleeve (5), each punch (4) is inserted into the through hole in the center of each punch protective sleeve (5), a bump used for limiting is arranged at the top of each punch (4), the lower end of each bump is aligned with the upper end of the corresponding press die plate (6), a groove which is concentric with each punch (4) is formed in the corresponding movable die holder (1), the outer side of each gland (3) is matched with the groove in the corresponding movable die holder (1), the bumps are matched with circular grooves in the lower portion of each gland (3), and, move the die holder (1), be located gland (3) both sides and be equipped with the second screw hole, first screw hole, second screw hole have common central line, first screw hole, second screw hole and locking bolt (2) threaded connection, the outside of drift sheath (5) is equipped with spring (7), the upper and lower end of spring (7) is connected with die plate (6), pressure flitch (8) respectively, drift sheath (5) insert in the hole that is located pressure flitch (8).

2. The movable mold for rapidly replacing the mold core as set forth in claim 1, wherein: the lower end of the punch (4) extends out of the lower part of the punch sheath (5), and the lower end of the punch (4) is higher than the lower end face of the pressure plate (8).

3. The movable mold for rapidly replacing the mold core as set forth in claim 1, wherein: a die handle (9) is fixed at the center of the upper part of the movable die holder (1).

4. The movable mold for rapidly replacing the mold core as set forth in claim 1, wherein: the front side and the rear side of the gland (3) are respectively fixed with a positioning block (10), and the positioning blocks (10) are matched with positioning grooves arranged on the side parts of the grooves of the movable die holder (1).