CN212760689U

CN212760689U - Precision stamping forming die

Info

Publication number: CN212760689U
Application number: CN202021209106.XU
Authority: CN
Inventors: 周光侦
Original assignee: Wuxi Suwa New Precision Machinery Co ltd
Current assignee: Wuxi Suwa New Precision Machinery Co ltd
Priority date: 2020-06-26
Filing date: 2020-06-26
Publication date: 2021-03-23
Anticipated expiration: 2030-06-26

Abstract

The utility model relates to the technical field of machinery, and an accurate stamping forming mould is disclosed, including lower bolster and cope match-plate pattern, the lower extreme middle part fixedly connected with briquetting of cope match-plate pattern, open the left and right sides of cope match-plate pattern has spacing slot, the inside activity of spacing slot is pegged graft and is had the stopper, the lower extreme fixed connection of stopper is in the upper end of lower bolster, the lower extreme left side fixedly connected with locating lever of cope match-plate pattern, the middle part activity of locating lever is pegged graft and is had the stabilizer bar, the lower extreme fixed connection of stabilizer bar is in the left side inserting groove of lower bolster, the locating lever is pegged graft inside the inserting groove, open at the upper end middle part of lower bolster has the shaping groove, the lower extreme fixedly connected. This accurate stamping forming mould through the structure of spacing slot, stopper, locating lever and stabilizer bar, can make the more stable of cope match-plate pattern up-and-down motion to make the punching press of precision piece more accurate and stable.

Description

Precision stamping forming die

Technical Field

The utility model relates to the technical field of machinery, specifically be an accurate stamping forming mould.

Background

The stamping is a forming method in which a press and a die are used to apply external force to a plate, a strip, a pipe, a profile, etc. to cause plastic deformation or separation, thereby obtaining a workpiece (stamped part) of a desired shape and size. Stamping and forging are plastic working (or called pressure working), and are called forging and pressing. The stamped blanks are mainly hot and cold rolled steel sheets and strips. In the world, 60-70% of steel materials are plates, and most of the plates are punched to form finished products. The body, chassis, oil tank, radiator sheet, boiler steam drum, shell of container, iron core silicon steel sheet of motor and electric appliance are all made by punching. There are also a large number of stamped parts in products such as instruments, household appliances, bicycles, office machines, and household utensils. The stamping process is a production technology for obtaining a product part with certain shape, size and performance by directly applying a deformation force to a plate in a die by means of the power of conventional or special stamping equipment, but when the precision stamping forming die is used, the up-and-down motion of the die is not stable enough, so that the stamping of a precision part is not stable enough, and therefore, the precision stamping forming die is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a precision stamping forming mould can make the up-and-down motion of cope match-plate pattern more stable to make the punching press of precision piece more accurate and stable, solved current precision stamping forming mould when the operation, the up-and-down motion of ordinary mould is stable inadequately, thereby makes the not stable problem of the punching press of precision piece inadequately.

The utility model provides a following technical scheme: a precise punch forming die comprises a lower die plate and an upper die plate, wherein a pressing block is fixedly connected to the middle of the lower end of the upper die plate, limiting slots are formed in the left side and the right side of the upper die plate, limiting blocks are movably inserted into the limiting slots, the lower ends of the limiting blocks are fixedly connected to the upper end of the lower die plate, a positioning rod is fixedly connected to the left side of the lower end of the upper die plate, a stabilizing rod is movably inserted into the middle of the positioning rod, the lower ends of the stabilizing rod are fixedly connected into the left inserting slot of the lower die plate, the positioning rod is inserted into the inserting slot, a forming groove is formed in the middle of the upper end of the lower die plate, a forming plate is fixedly connected to the lower end of the forming groove, a push rod is inserted and connected into the middle of the forming plate and the lower die plate in a, the outer side of the limiting piece is movably inserted with a sliding rod in a penetrating and inserting mode, the upper end and the lower end of the sliding rod are fixedly connected to the side walls of the upper end and the lower end of the positioning cavity, the outer side of the sliding rod is sleeved with a spring, and the lower end of the ejector rod is fixedly connected with a connecting plate.

Preferably, spacing slot is equipped with 12 at least, spacing slot equidistance is opened in the cope match-plate pattern left and right sides, the cross-section of spacing slot is triangle-shaped.

Preferably, the number of the limiting blocks is equal to the number of the limiting slots, and the limiting blocks are arranged on the left side and the right side of the upper end of the lower template at equal intervals.

Preferably, the outer side of the positioning rod and the outer side wall of the stabilizing rod are both smooth.

Preferably, the outer side of the connecting plate is provided with 6 round holes in an annular array.

Preferably, the middle part of the upper end of the upper template and the left and right sides of the lower end of the lower template are fixedly connected with connecting blocks.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this accurate stamping forming mould through the structure that is equipped with spacing slot, stopper, locating lever and stabilizer bar, can be so that the cope match-plate pattern up-and-down motion more stable to make the punching press of precision piece more accurate and stable.

2. This accurate stamping forming mould through the structure that is equipped with spacing piece and slide bar, the use of spacing piece and slide bar can make the ejector pin up-and-down motion more stable.

Drawings

Fig. 1 is a sectional view of the present invention;

fig. 2 is a bottom view of the upper plate of the present invention;

fig. 3 is an enlarged view of the M position of the present invention.

In the figure: 1. a lower template; 2. mounting a template; 3. limiting slots; 4. a limiting block; 5. briquetting; 6. forming a groove; 7. forming a plate; 8. a top rod; 9. a positioning cavity; 10. a limiting sheet; 11. a slide bar; 12. a spring; 13. positioning a rod; 14. a stabilizer bar.

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.

Please refer to fig. 1-3, the utility model discloses a precision stamping forming die, including lower bolster 1 and cope match-plate pattern 2, on template 1 and the outside equipment of 2 fixed connection of cope match-plate pattern, the lower extreme middle part fixedly connected with briquetting 5 of cope match-plate pattern 2, spacing slot 3 has been opened to the left and right sides of cope match-plate pattern 2, spacing slot 3 is equipped with 12 at least, the 2 left and right sides of cope match-plate pattern are opened to spacing slot 3 equidistance, the equal fixedly connected with connecting block of the upper end middle part of cope match-plate pattern 2 and the lower extreme left and right sides of lower bolster 1. The cross section of the limiting slot 3 is triangular. The limiting blocks 4 are movably inserted in the limiting slots 3, the limiting slots 3 and the limiting blocks 4 are matched to enable the upper displacement and the lower displacement of the upper template 2 to be more stable, the number of the limiting blocks 4 is equal to that of the limiting slots 3, and the limiting blocks 4 are arranged on the left side and the right side of the upper end of the lower template 1 at equal intervals. The lower extreme fixed connection of stopper 4 is in the upper end of lower bolster 1, the lower extreme left side fixedly connected with locating lever 13 of cope match-plate pattern 2, and locating lever 13 and stabilizer bar 14's cooperation is used, can make cope match-plate pattern 2 displacement from top to bottom more stable, the outside of locating lever 13 and stabilizer bar 14's lateral wall are all smooth. A stabilizer bar 14 is movably inserted in the middle of the positioning rod 13, the lower end of the stabilizer bar 14 is fixedly connected in a left insertion groove of the lower template 1, the positioning rod 13 is inserted in the insertion groove, a forming groove 6 is formed in the middle of the upper end of the lower template 1, a forming plate 7 is fixedly connected at the lower end of the forming groove 6, a top rod 8 is inserted in the middle of the forming plate 7 and the lower template 1 in a penetrating manner, a limiting piece 10 is fixedly connected at the lower part of the left side and the right side of the top rod 8, the top rod 8 can move up and down more stably due to the use of the limiting piece 10 and a sliding rod 11, the limiting piece 10 is movably inserted in the positioning cavity 9, the sliding rod 11 is movably inserted in the outer side of the limiting piece 10 in a penetrating manner, the upper end and the lower end of the sliding rod 11 are fixedly connected on the side walls of the upper end and, when slide bar 11 is not atress, can make ejector pin 8 get back to original position, the lower extreme fixedly connected with connecting plate 15 of ejector pin 8, outside transmission equipment is connected to connecting plate 15, drives ejector pin 8 upward movement, the outside of connecting plate 15 is annular array and opens and has 6 round holes.

The during operation, the outside transmission is connected to cope match-plate pattern 2, thereby can drive 2 up-and-down motion of cope match-plate pattern, thereby can place the material in the inside of shaping groove 6, then external equipment drives cope match-plate pattern 2 downstream, make briquetting 5 peg graft in the inside of shaping groove 6, thereby the material that the extrusion needs the punching press, after the punching press is accomplished, drive connecting plate 15 and the 8 up-movements of ejector pin through outside transmission equipment, thereby ejecting material, the cooperation of locating lever 13 and stabilizer bar 14 is used, can make 2 up-and-down displacements of cope match-plate pattern more stable, and spacing piece 10 and slide bar 11's use, can make 8 up-and-down motion of ejector pin more stable.

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 stamping forming mould, includes lower bolster (1) and cope match-plate pattern (2), its characterized in that: a pressing block (5) is fixedly connected to the middle of the lower end of the upper template (2), limiting slots (3) are formed in the left side and the right side of the upper template (2), limiting blocks (4) are movably inserted in the limiting slots (3), the lower ends of the limiting blocks (4) are fixedly connected to the upper end of the lower template (1), a positioning rod (13) is fixedly connected to the left side of the lower end of the upper template (2), a stabilizing rod (14) is movably inserted in the middle of the positioning rod (13), the lower end of the stabilizing rod (14) is fixedly connected to the left inserting groove of the lower template (1), the positioning rod (13) is inserted in the inserting groove, a forming groove (6) is formed in the middle of the upper end of the lower template (1), a forming plate (7) is fixedly connected to the lower end of the forming groove (6), and an ejector rod (8) penetrates through the middle of the lower template (7) and, the lower parts of the left side and the right side of the ejector rod (8) are fixedly connected with limiting pieces (10), the limiting pieces (10) are movably inserted into the positioning cavity (9), the outer sides of the limiting pieces (10) are movably penetrated and inserted with sliding rods (11), the upper end and the lower end of each sliding rod (11) are fixedly connected to the side walls of the upper end and the lower end of the positioning cavity (9), the outer sides of the sliding rods (11) are sleeved with springs (12), and the lower end of the ejector rod (8) is fixedly connected with a connecting plate (15).

2. The precision press-forming mold according to claim 1, wherein: spacing slot (3) are equipped with 12 at least, the upper die plate (2) left and right sides is opened to spacing slot (3) equidistance, the cross-section of spacing slot (3) is three horn shapes.

3. The precision press-forming mold according to claim 1, wherein: the quantity of stopper (4) equals the quantity of spacing slot (3), stopper (4) equidistance is arranged in lower bolster (1) upper end left and right sides.

4. The precision press-forming mold according to claim 1, wherein: the outer side of the positioning rod (13) and the outer side wall of the stabilizer bar (14) are smooth.

5. The precision press-forming mold according to claim 1, wherein: the outer side of the connecting plate (15) is provided with 6 round holes in an annular array.

6. The precision press-forming mold according to claim 1, wherein: the middle part of the upper end of the upper template (2) and the left side and the right side of the lower end of the lower template (1) are fixedly connected with connecting blocks.