CN210523571U

CN210523571U - Back groove one-step forming die for processing channel steel

Info

Publication number: CN210523571U
Application number: CN201921673383.3U
Authority: CN
Inventors: 汪爱华; 汪得华; 刘文明; 陈立韬
Original assignee: Changshu Zhongmo Mold Hardware Co ltd
Current assignee: Suzhou Zhongmo Mould Technology Co.,Ltd.
Priority date: 2019-10-09
Filing date: 2019-10-09
Publication date: 2020-05-15
Anticipated expiration: 2029-10-09

Abstract

The utility model discloses a back of body groove one shot forming mould is used in channel-section steel processing, including lower mould shell, the top fixed mounting of lower mould shell has last mould shell, go up fixed mounting between mould shell and the lower mould shell and have the press die, the press die is T type structure. This back of body groove one shot forming mould is used in channel-section steel processing, can accomplish the one shot forming to the product at same station, the qualification rate of product has been improved greatly, greatly reduced manufacturing cost, die-cut equipment has been reduced simultaneously, area is reduced, through installing nitrogen spring and lower nitrogen spring, and through ejector pin and last ejector plate and lower ejector plate fixed connection, can realize that the ejector plate presss from both sides tight groove steel sheet with lower ejector plate through nitrogen spring promotion, make the punching press process go on steadily, the stability and the accuracy nature of punching press have been improved greatly, and then the quality of channel-section steel piece has been improved greatly.

Description

Back groove one-step forming die for processing channel steel

Technical Field

The utility model relates to a channel-section steel processing equipment technical field specifically is a back of body groove one shot forming mould is used in channel-section steel processing.

Background

The channel steel is a long-strip steel with a groove-shaped section, belongs to carbon structural steel for construction and machinery, is a steel with a complex section, has a groove-shaped section, is mainly used for building structures, curtain wall engineering, mechanical equipment, vehicle manufacturing and the like, and is required to have better welding and riveting performance and comprehensive mechanical performance in use.

Along with the continuous development of the building industry, the channel steel is used more and more, and the requirement on the channel steel is more and more simultaneously, so need process into different shapes with the channel steel, the channel steel is general length 6 meters, and the die-cut of channel steel processing all is two or many times shaping at present, and earlier the incision remolding, the channel steel that so processed often is difficult to the location and the mould is many and complicated, and not only with high costs, finished product quality also is difficult to qualified moreover.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a back of body groove one shot forming mould is used in channel-section steel processing to it all is twice or many times shaping to propose the die-cut basic of present channel-section steel processing in solving above-mentioned background art, earlier incision remolding, the channel-section steel that processes out like this often is difficult to the location and mould is in large quantity and complicated, and not only with high costs, finished product quality also is difficult to qualified problem moreover.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a back of body groove one shot forming die for channel-section steel processing, includes the lower mould shell, the top fixed mounting of lower mould shell has the upper mould shell, fixed mounting has the punching press mould between upper mould shell and the lower mould shell, the punching press mould is T type structure, the upper end movable mounting of punching press mould has slotted steel sheet, the slotted steel sheet is concave type structure and with punching press mould looks adaptation, the inner wall of slotted steel sheet closely laminates with the upper portion outer wall of punching press mould, the upper and lower both ends of punching press mould run through and are provided with towards the incision, the upper end of punching press mould is located the inside movable mounting of lower mould shell and has down the kicking plate, the inside movable mounting that the lower extreme of punching press mould is located the.

Preferably, the upper end of the upper ejector plate is fixedly provided with an upper nitrogen spring inside the upper formwork, the lower end of the lower ejector plate is fixedly provided with a lower nitrogen spring inside the lower formwork, the lower end of the upper nitrogen spring is movably connected with an ejector rod, the ejector rod penetrates through the upper ejector plate and extends to the lower end of the upper ejector plate, the upper end of the lower nitrogen spring is movably connected with an ejector rod, and the upper end of the ejector rod penetrates through the lower ejector plate and extends to the upper end of the lower ejector plate.

Preferably, the upper end of the stamping die is provided with a pair of side upper forming inserts in the upper ejector plate, the upper end between the side upper forming inserts is movably provided with a top forming insert, the front lower end of the top forming insert is fixedly provided with an upper stamping insert between the side upper forming inserts, and the cross section of the upper stamping insert is in an H shape.

Preferably, the lower end of the stamping die is located right below the top forming insert and is fixedly provided with a pair of lower forming stamping inserts, and a certain distance exists between the lower forming stamping inserts.

Preferably, the width of the top forming insert at the left end is greater than the width of the top forming insert at the right end.

Preferably, the lower end of the stamping die is fixedly provided with a positioning pin at the left upper part of the lower die shell.

Compared with the prior art, the beneficial effects of the utility model are that: the back groove one-step forming die for processing the channel steel can complete one-step processing forming of a product at the same station, greatly improves the qualification rate of the product, greatly reduces the production cost, reduces punching equipment, reduces the occupied area, can realize clamping a groove steel sheet by pushing the upper ejector plate and the lower ejector plate through the nitrogen spring by installing the upper nitrogen spring and the lower nitrogen spring and fixedly connecting the upper ejector plate and the lower ejector plate through the ejector rod, ensures that the punching process is stably carried out, greatly improves the stability and the accuracy of punching, and further greatly improves the quality of the channel steel sheet;

according to the back groove one-step forming die for processing the channel steel, one-step punching success can be realized through matched punching of the side upper forming insert, the top upper forming insert, the upper punching insert and the lower forming punching insert, and the die is completed under the same station, so that the product quality is greatly improved, multi-step punching is saved, the production cost is greatly reduced, the die structure is compact, and the occupied area is reduced;

this back of body groove one shot forming die is used in channel-section steel processing, there is the certain distance between die-cut insert of shaping down through setting up, so that with die-cut insert of shaping down and the upper punch cut cooperate between inserting the groove steel sheet of tearing, be convenient for shaping on next step, and the width of inserting the left end through setting up the top shaping is greater than the width of its right-hand member, make things convenient for drawing of patterns work after the die-cut completion greatly, so that follow-up material advances, the smoothness nature of production has been improved greatly, install the locating pin simultaneously, be convenient for the product location, make die-cut in assigned position on next step, die-cut accuracy has been improved greatly.

Drawings

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

FIG. 2 is a schematic view of the three-dimensional structure of the upper ejector plate of the present invention;

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

fig. 4 is the structure schematic diagram of the stamping die of the utility model.

In the figure: 1. a lower mould shell; 2. an upper mould shell; 3. stamping a die; 4. a slotted steel sheet; 5. punching a notch; 6. a material jacking plate is arranged; 7. a lower ejector plate; 8. feeding a nitrogen spring; 9. a lower nitrogen spring; 10. a top rod; 11. forming inserts on the sides; 12. forming an insert on the top; 13. punching and cutting an insert; 14. lower forming and punching the insert; 15. and a positioning pin.

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. 1-4, a back-groove one-step forming die for processing channel steel comprises a lower die shell 1, an upper die shell 2 is fixedly mounted above the lower die shell 1, a stamping die 3 is fixedly mounted between the upper die shell 2 and the lower die shell 1, the stamping die 3 is of a T-shaped structure, a groove steel sheet 4 is movably mounted at the upper end of the stamping die 3, the channel steel sheet 4 is of a concave structure and is matched with the stamping die 3, the inner wall of the channel steel sheet 4 is tightly attached to the outer wall of the upper portion of the stamping die 3, stamping notches 5 are formed in the upper end and the lower end of the stamping die 3 in a penetrating mode, a lower ejector plate 7 is movably mounted inside the lower die shell 1 at the upper end of the stamping die 3, and an upper ejector plate 6 is movably mounted inside.

Furthermore, the upper end of the upper ejector plate 6 is fixedly provided with an upper nitrogen spring 8 inside the upper die shell 2, the lower end of the lower ejector plate 7 is fixedly provided with a lower nitrogen spring 9 inside the lower die shell 1, the lower end of the upper nitrogen spring 8 is movably connected with an ejector rod 10, the ejector rod 10 penetrates through the upper ejector plate 6 and extends to the lower end of the upper ejector plate, the upper end of the lower nitrogen spring 9 is movably connected with the ejector rod 10, the upper end of the ejector rod 10 penetrates through the lower ejector plate 7 and extends to the upper end of the lower ejector plate, and the upper ejector plate 6 and the lower ejector plate 7 are fixedly connected through the upper nitrogen spring 8 and the lower nitrogen spring 9, so that the upper ejector plate 6 and the lower ejector plate 7 can be pushed through the nitrogen spring to clamp the slot steel sheet 4, the punching process is stably carried out, the punching stability and accuracy are greatly improved, and the quality of the channel.

Furthermore, the upper end of the stamping die 3 is provided with a pair of side upper forming inserts 11 inside the upper ejector plate 6, the upper end between the side upper forming inserts 11 is movably provided with a top forming insert 12, the front lower end of the top forming insert 12 is fixedly provided with an upper punching insert 13 between the side upper forming inserts 11, the cross section of the upper punching insert 13 is H-shaped, one-step punching can be realized through the matching punching of the side upper forming insert 11, the top forming insert 12, the upper punching insert 13 and the lower forming punching insert 14, the punching is completed under the same station, the product quality is greatly improved, multi-step punching is saved, the production cost is greatly reduced, the die structure is compact, and the occupied area is reduced.

Furthermore, a pair of lower forming punching inserts 14 is fixedly arranged at the lower end of the punching die 3 under the top forming insert 12, a certain distance exists between the lower forming punching inserts 14, and a certain distance exists between the lower forming punching inserts 14, so that the tearing groove steel sheet 4 is matched between the lower forming punching inserts 14 and the upper forming punching inserts 13, and the next-step forming is facilitated.

Furthermore, the width of the left end of the top forming insert 12 is larger than that of the right end of the top forming insert, and the width of the left end of the top forming insert 12 is larger than that of the right end of the top forming insert, so that the demolding work is greatly facilitated after the punching is finished, the subsequent materials are conveniently fed, and the production fluency is greatly improved.

Further, the lower extreme of press die 3 is located the upper left side fixed mounting of lower mould shell 1 and has locating pin 15, and through installation locating pin 15, the product location of being convenient for makes on next step die-cut at the assigned position, has improved die-cut accuracy greatly, and then improves product quality.

The working principle is as follows: firstly, fixing the raw material of a slot steel sheet 4 at the upper end of a punching die 3, enabling the contact surface of the punching die 3 and a channel steel sheet 4 to be tightly attached, then starting a device, then positioning the slot steel sheet 4 through a positioning pin 15 to determine a punching position, then moving an upper nitrogen spring 8 to drive a mandril 10 to enable an upper ejector plate 6 to move downwards, simultaneously moving a lower nitrogen spring 9 to drive the mandril 10 to enable a lower ejector plate 7 to move upwards, fixing the channel steel sheet 4, then moving a lower forming punching insert 14 upwards, tearing the channel steel sheet 4 through a punching opening 5 in cooperation with an upper punching insert 13, then continuing moving the lower forming punching insert 14 upwards, forming a punching block of the slot steel sheet 4 between the top forming insert 12 and a side upper forming insert 11 and the upper punching insert 13, then moving the lower punching insert 14 downwards, demoulding, and enabling the width of the left end of the top forming insert 12 to be larger than that of the right end of the top forming insert 12, thereby, and then the upper ejector plate 6 ascends, the lower ejector plate 7 descends simultaneously, the channel steel sheet 4 is loosened, then the channel steel sheet 4 is pushed leftwards, the next punching point is determined through the positioning pin 15, and the next punching is carried out.

It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. The utility model provides a back of body groove one shot forming mould is used in channel-section steel processing, includes lower mould shell, its characterized in that: the stamping die is characterized in that an upper die shell is fixedly arranged above the lower die shell, a stamping die is fixedly arranged between the upper die shell and the lower die shell, the stamping die is of a T-shaped structure, a groove steel sheet is movably arranged at the upper end of the stamping die, the groove steel sheet is of a concave structure and is matched with the stamping die, the inner wall of the groove steel sheet is tightly attached to the outer wall of the upper portion of the stamping die, stamping notches are arranged at the upper end and the lower end of the stamping die in a penetrating mode, a lower ejector plate is movably arranged at the upper end of the stamping die in the lower die shell, and an upper ejector plate is movably arranged at the lower end of.

2. The back groove one-step forming die for processing channel steel as claimed in claim 1, wherein: the upper end of the upper ejector plate is located inside the upper die shell and fixedly provided with an upper nitrogen spring, the lower end of the lower ejector plate is located inside the lower die shell and fixedly provided with a lower nitrogen spring, the lower end of the upper nitrogen spring is movably connected with an ejector rod, the ejector rod penetrates through the upper ejector plate and extends to the lower end of the upper ejector plate, the upper end of the lower nitrogen spring is movably connected with the ejector rod, and the upper end of the ejector rod penetrates through the lower ejector plate and extends to the upper end of the lower ejector plate.

3. The back groove one-step forming die for processing channel steel as claimed in claim 1, wherein: the upper end of the stamping die is provided with a pair of side upper forming inserts in the inner movable mounting of the upper ejector plate, the upper end between the side upper forming inserts is provided with a top forming insert in the movable mounting manner, the front lower end of the top forming insert is fixedly provided with an upper stamping insert between the side upper forming inserts, and the cross section of the upper stamping insert is H-shaped.

4. The back groove one-step forming die for processing channel steel as claimed in claim 3, wherein: the lower end of the stamping die is fixedly provided with a pair of lower molding punching inserts under the top molding inserts, and a certain distance is reserved between the lower molding punching inserts.

5. The back groove one-step forming die for processing channel steel as claimed in claim 3, wherein: the width of the left end of the top forming insert is larger than that of the right end of the top forming insert.

6. The back groove one-step forming die for processing channel steel as claimed in claim 1, wherein: and a positioning pin is fixedly arranged at the lower end of the stamping die and positioned at the upper left part of the lower die shell.