CN217252150U

CN217252150U - Punch die for sheet metal part of electric cabinet

Info

Publication number: CN217252150U
Application number: CN202220401763.7U
Authority: CN
Inventors: 郭鹏辉; 李建才; 郭民生
Original assignee: Luoyang Honghui Electric Equipment Co Ltd
Current assignee: Luoyang Honghui Electric Equipment Co Ltd
Priority date: 2022-02-25
Filing date: 2022-02-25
Publication date: 2022-08-23
Anticipated expiration: 2032-02-25

Abstract

The application relates to the technical field of stamping dies, specifically is a punch press mould for regulator cubicle sheet metal component, include: the utility model discloses a support frame, the carriage is the rectangular frame form, the carriage up end can be connected with the top board with sliding, the carriage down end-face is installed and is held the material frame, can be connected with the stamping workpiece in the carriage with sliding, the stamping workpiece is including counterpoint rail, towards module and locating piece, the locating piece is installed and can be followed the counterpoint rail and slide in the counterpoint rail, it installs in the locating piece to dash the module liftable, the counterpoint rail can be installed in the carriage with sliding, it installs in top board lower extreme face to dash module upper end fixed mounting, be provided with the spring that resets between top board lower extreme face and the carriage up end. This application can be in the carriage slippage through dashing the module, makes to dash the module and can increase the rate of reuse of mould, save material according to can be in the required position that punches a hole that changes of plate of treating processing.

Description

Punch die for sheet metal part of electric cabinet

Technical Field

The application relates to the technical field of stamping dies, in particular to a punching die for an electrical cabinet sheet metal part.

Background

Electrical cabinets are commonly used in electrical equipment and generally include a housing made of sheet metal and an internal support structure mounting structure. Punching is often required on sheet metal housings to facilitate the installation of switches, indicator lights or other electrical devices. The punching machine mould used in punching is generally disposable, and can not be used on different products after one batch is used.

Disclosure of Invention

To the not enough of prior art existence, the purpose of this application provides a regulator cubicle punch press mould for sheet metal component that can used repeatedly.

The above application purpose of the present application is achieved by the following technical solutions:

the utility model provides a punch press mould for regulator cubicle sheet metal component, includes:

the supporting frame is in a rectangular frame shape;

the upper pressure plate is connected to the upper end surface of the supporting frame in a sliding manner;

the material bearing frame is arranged on the lower end face of the supporting frame;

the stamping part comprises an alignment rail, a stamping module and a positioning block, the positioning block is mounted on the alignment rail and can slide along the alignment rail, the stamping module is liftably mounted on the positioning block, the alignment rail is slidably mounted in the supporting frame, and the upper end of the stamping module is fixedly mounted on the lower end face of the upper pressing plate;

and two ends of the reset spring are respectively abutted against the lower end face of the upper pressure plate and the upper end face of the supporting frame.

Optionally, the lower end face of the upper pressure plate is connected with a fixed rail in a slidable manner, and the upper end of the punching module is mounted on the fixed rail in a slidable manner.

Optionally, the fixed rail includes the rectangular plate, the equal fixedly connected with U-shaped card of rectangular plate, the U-shaped card can block with the top board both sides with sliding, the spout that runs through the rectangular plate is seted up on the rectangular plate surface, it runs through to dash the module upper end the spout, it is greater than to dash module upper end fixedly connected with circle dog, circle dog diameter is greater than spout groove width.

Optionally, a part of the U-shaped clip located at the upper end of the upper pressure plate is connected with a fastening screw through a thread, and one end of the fastening screw can be abutted against the upper pressure plate through rotation.

Optionally, the number of the reset springs is four, and the four reset springs are respectively installed at four vertex angles of the supporting frame.

Optionally, four vertex angles of the upper end surface of the supporting frame are respectively and fixedly connected with a positioning rod, the positioning rods penetrate through the upper pressure plate, the upper pressure plate slides along the positioning rods, and the reset spring is sleeved on the outer side of the positioning rods.

Optionally, the material bearing frame is connected with a supporting plate in a sliding manner, and the upper end face of the supporting plate is flush with the upper end face of the material bearing frame.

Optionally, four apex angle departments of terminal surface are threaded rod of fixedly connected with respectively under the carriage, the threaded rod runs through hold the material frame, threaded connection has the nut on the threaded rod, the nut support in hold terminal surface under the material frame.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the punching module can slide in the supporting frame, so that the punching position of the punching module can be changed according to the requirement of a plate to be processed, the reuse rate of the die is increased, and materials are saved;

2. the punching module is conveniently taken up by the upper pressure plate after the punching is finished through the arrangement of the fixed rail part, so that the punched plate can be conveniently taken out, and the position of the punching module is conveniently adjusted through the arrangement of the fixed rail;

3. the upper pressing plate is positioned through the positioning rod, the possibility that the upper pressing plate deflects to the radial direction of the reset spring in the stamping process is reduced, and the position accuracy of the hole is further improved;

4. the stamping completes shearing through pressure, the plate is subjected to a large load, and the support of the plate by the support plate 31 reduces the possibility of the plate bending under pressure;

5. through setting up adjusting nut, can adjust the distance of carriage with holding the material frame to the punching press of the plate of adaptation different thickness, different quantity.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

fig. 2 is a schematic overall structure diagram of another view angle according to the embodiment of the present application.

Reference numerals: 1. an upper pressure plate; 101. briquetting; 11. a fixed rail; 111. a rectangular plate; 112. a U-shaped card; 113. fastening screws;

2. a support frame;

3. a material bearing frame; 31. a support plate; 32. a threaded rod; 33. a nut;

4. stamping parts; 41. aligning the rails; 411. a C-shaped rail; 412. a mounting member; 42. punching the module; 421. a round stopper; 43. positioning a block;

5. a reset spring; 51. and (5) positioning the rod.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

In order to more clearly understand the technical scheme shown in the embodiment of the application, firstly, the working principle of the existing punching die for the sheet metal part of the electrical cabinet is introduced.

The common punch die is provided with a corresponding bump according to a required shape, and the bump is pressed on the sheet metal part through the punch to complete shearing.

From the user's perspective, the lug of punch press mould is fixed position mostly, just is no longer applicable to other kinds of parts after a batch of parts machining, and is comparatively extravagant.

Referring to fig. 1-2, a punching mold for an electrical cabinet sheet metal part disclosed in an embodiment of the present application includes: the support frame 2, the support frame 2 is rectangular frame form, the up end of support frame 2 can be connected with top board 1 with sliding, material bearing frame 3 is installed to the bottom end of support frame 2, can be connected with stamping workpiece 4 with sliding in the support frame 2, stamping workpiece 4 includes counterpoint rail 41, punching module 42 and locating piece 43, locating piece 43 is installed and can be followed counterpoint rail 41 and slided in counterpoint rail 41, punching module 42 is installed in locating piece 43 with liftable, counterpoint rail 41 can be installed in support frame 2 with sliding, punching module 42 upper end fixed mounting is in top board 1 down end, be provided with reset spring 5 between top board 1 down end and the up end of support frame 2.

Specifically, a plate to be processed is installed between the material bearing frame 3 and the supporting frame 2, the stamping part 4 is installed in the supporting frame 2 in a sliding manner, the punching module 42 is installed in the positioning block 43 in a lifting manner, the upper end of the punching module 42 is provided with the upper pressing plate 1, and the punching module 42 is enabled to complete punching by applying load to the punching module 42 through the upper pressing plate 1.

Therefore, the punching module 42 can slide in the support frame 2, so that the punching module 42 can change the punching position according to the plate to be processed, the reuse rate of the die is increased, and the material is saved.

In some feasible manners, the upper press plate 1 is a rectangular plate, the upper end face of the upper press plate 1 is fixedly connected with a cylindrical press block 101, the punch presses apply load to the upper press plate 1 through the press block 101, the support frame 2 and the material bearing frame 3 are rectangular frame-shaped, the alignment rail 41 comprises two oppositely arranged C-shaped rails 411, two ends of each C-shaped rail 411 are fixedly connected with n-shaped mounting pieces 412, the mounting pieces 412 can be clamped on the frame of the support frame 2 in a sliding manner, the positioning blocks 43 are rectangular blocks, two sides of the positioning blocks 43 are respectively clamped in the oppositely arranged C-shaped rails 411, a through hole pointing to the material bearing frame 3 along the upper press plate 1 is formed in the middle of each positioning block 43, and the punching block 42 can be installed in the through hole in a sliding manner. In order to reduce the displacement deviation during stamping, the mounting piece 412 and the positioning block 43 are both in threaded connection with positioning bolts, the positioning bolts of the mounting piece 412 are abutted to the outer side surface of the support frame 2 through rotation, the positioning bolts of the positioning block 43 penetrate through the C-shaped rail 411, and a rectangular groove is formed in the position, where the positioning bolts move along with the positioning block 43, of the C-shaped rail 411.

Further description is provided below with respect to specific usage scenarios.

During the use, the plate that waits to process is installed between material bearing frame 3 and braced frame 2, through the position of adjusting towards module 42 to through set bolt fixed position, use the punch press to exert load to briquetting 101, make towards module 42 and accomplish the shearing, when required shearing position is different, can carry out different punching work through the position of adjusting towards module 42, increased the rate of reuse of mould, save material.

As a specific embodiment of the punch press die for the electrical cabinet sheet metal part provided by the application, the lower end surface of the upper press plate 1 is connected with the fixed rail 11 in a slidable manner, and the upper end of the punching module 42 is mounted on the fixed rail 11 in a slidable manner.

Overall, through the arrangement of the fixed rail 11, when the position of the punching module 42 is adjusted, the upper end of the punching module 42 slides simultaneously, so that the adjustment process is simplified, and the die is more convenient to use.

Further, the fixed rail 11 includes rectangular plate 111, and the equal fixedly connected with U-shaped card 112 of rectangular plate 111, U-shaped card 112 can block with 1 both sides of top board in the sliding, and the spout that runs through rectangular plate 111 is seted up on rectangular plate 111 surface, and the spout runs through on punching module 42, and punching module 42 upper end fixedly connected with circle dog 421, circle dog 421 diameter are greater than the spout groove width.

It should be appreciated that the round stop 421 facilitates the lifting of the punch module 42 when the upper plate 1 is reset by the reset spring 5 after the punching is completed.

Further, a fastening screw 113 is screwed to a portion of the U-shaped clip 112 located at the upper end of the upper pressure plate 1, and one end of the fastening screw 113 can be pressed against the upper pressure plate 1 by rotation.

It will be appreciated that positioning the fixed rail 11 by the fastening screws 113 increases the positioning accuracy of the punch module 42, thereby making the hole locations more accurate.

As another specific embodiment of the punch press die for the electrical cabinet sheet metal part provided by the application, four reset springs 5 are provided, and the four reset springs 5 are respectively installed at four vertex angles of the supporting frame 2.

Combine specific use scene, all install reset spring 5 in four apex angle departments of carriage 2, make 1 atress of top board balanced, more be favorable to guaranteeing the position accuracy of punching a hole.

Furthermore, four vertex angles of the upper end surface of the support frame 2 are fixedly connected with a positioning rod 51 respectively, the positioning rod 51 penetrates through the upper pressure plate 1, the upper pressure plate 1 slides along the positioning rod 51, and the reset spring 5 is sleeved outside the positioning rod 51.

It should be understood that the positioning of the upper pressure plate 1 by the positioning rod 51 reduces the possibility that the upper pressure plate 1 is shifted in the radial direction of the return spring 5 during the punching process, and further improves the position accuracy of the hole.

As a specific implementation mode of the punch press die for the electrical cabinet sheet metal part, the material bearing frame 3 is connected with the supporting plate 31 in a sliding manner, and the upper end face of the supporting plate 31 is flush with the upper end face of the material bearing frame 3.

It will be appreciated that the stamping accomplishes the shearing by pressure, the plate member is subjected to a greater load, and the formation of support for the plate member by the support plate 31 reduces the likelihood of the plate member buckling under pressure.

In some feasible modes, a sliding groove is formed in the inner side of the material bearing frame 3, the support plate 31 is a n-shaped plate, two ends of the support plate 31 can be slidably mounted in the sliding groove, and the middle of the support plate 31 is raised upwards to form a plane flush with the upper end face of the material bearing frame 3.

According to the specific implementation mode of the punch die for the sheet metal part of the electrical cabinet, four vertex angles of the lower end face of the support frame 2 are fixedly connected with a threaded rod 32 respectively, the threaded rod 32 penetrates through the material bearing frame 3, a nut 33 is connected to the threaded rod 32 through threads, and the nut 33 is supported on the lower end face of the material bearing frame 3.

It should be understood that the distance between the support frame 2 and the material holding frame 3 can be adjusted by adjusting the nut 33 to adapt to the punching of different thicknesses and different numbers of plate members.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a punch press mould for regulator cubicle sheet metal component which characterized in that includes:

the supporting frame (2), the said supporting frame (2) is rectangular frame shape;

the upper pressure plate (1), the upper pressure plate (1) can be connected to the upper end face of the supporting frame (2) in a sliding manner;

the material bearing frame (3), the material bearing frame (3) is arranged on the lower end face of the support frame (2);

the stamping part (4) comprises an alignment rail (41), a stamping module (42) and a positioning block (43), the positioning block (43) is mounted on the alignment rail (41) and can slide along the alignment rail (41), the stamping module (42) is mounted on the positioning block (43) in a lifting mode, the alignment rail (41) is mounted in the supporting frame (2) in a sliding mode, and the upper end of the stamping module (42) is fixedly mounted on the lower end face of the upper pressing plate (1);

and two ends of the reset spring (5) are respectively abutted against the lower end face of the upper pressure plate (1) and the upper end face of the supporting frame (2).

2. The punch press die for the sheet metal part of the electric cabinet according to claim 1, wherein: the lower end face of the upper pressure plate (1) is connected with a fixed rail (11) in a sliding mode, and the upper end of the punching module (42) is mounted on the fixed rail (11) in a sliding mode.

3. The punch press die for the sheet metal part of the electric cabinet according to claim 2, wherein: fixed rail (11) include rectangular plate (111), the equal fixedly connected with U-shaped card (112) of rectangular plate (111), U-shaped card (112) can block with top board (1) both sides with sliding, the spout that runs through rectangular plate (111) is seted up on rectangular plate (111) surface, it runs through to dash module (42) upper end the spout, it has circle dog (421) to dash module (42) upper end fixedly connected with, circle dog (421) diameter is greater than the spout groove width.

4. The punch press die for the sheet metal part of the electric cabinet according to claim 3, wherein: the U-shaped clamp (112) is positioned at the upper end of the upper pressure plate (1) and is in threaded connection with a fastening screw (113), and one end of the fastening screw (113) can be pressed against the upper pressure plate (1) through rotation.

5. The punch press die for the sheet metal part of the electric cabinet according to any one of claims 1 to 4, wherein: the number of the reset springs (5) is four, and the four reset springs (5) are respectively arranged at four top corners of the supporting frame (2).

6. The punch press die for the sheet metal part of the electric cabinet according to claim 5, wherein: four apex angle departments of carriage (2) up end are fixedly connected with a locating lever (51) respectively, locating lever (51) run through upper pressure plate (1), upper pressure plate (1) is followed locating lever (51) slide, reset spring (5) cover is located the locating lever (51) outside.

7. The punch press die for the sheet metal part of the electric cabinet according to claim 1, wherein: the material bearing frame (3) is connected with a supporting plate (31) in a sliding manner, and the upper end face of the supporting plate (31) is flush with the upper end face of the material bearing frame (3).

8. The punch press die for the sheet metal part of the electrical cabinet according to claim 1, wherein: four apex angle departments of terminal surface are threaded rod (32) of fixedly connected with respectively under carriage (2), threaded rod (32) run through hold material frame (3), threaded connection has nut (33) on threaded rod (32), nut (33) support in hold terminal surface under material frame (3).