CN220821293U

CN220821293U - Punch press is used in production of transformer core

Info

Publication number: CN220821293U
Application number: CN202322584893.6U
Authority: CN
Inventors: 樊立峰; 聂锋召; 樊建峰
Original assignee: Shijiazhuang Gaocheng Tianmingda Electrical Equipment Co ltd
Current assignee: Shijiazhuang Gaocheng Tianmingda Electrical Equipment Co ltd
Priority date: 2023-09-22
Filing date: 2023-09-22
Publication date: 2024-04-19
Anticipated expiration: 2033-09-22

Abstract

The utility model relates to the field of transformer iron core production, in particular to a punching machine for transformer iron core production, which comprises a concave punching block and a mounting plate, wherein a plurality of groups of moving grooves are formed in the inner cavity of the concave punching block, a jacking block is connected in a sliding manner in the moving grooves, the bottom of the jacking block is fixedly connected with an inverted T-shaped guide rod, the bottom end of the inverted T-shaped guide rod is connected in a sliding manner in a guide groove, a hydraulic cylinder is arranged in the guide groove, and an auxiliary assembly is arranged at the top end of the mounting plate; if the iron core material is clamped by the post, the elasticity of the spring can not drive the ejector block to reset, and at the moment, the hydraulic cylinder is started to drive the inverted T-shaped guide rod to move upwards, and the inverted T-shaped guide rod moves upwards to enable the ejector block to move upwards for resetting, so that the punched iron core material is ejected.

Description

Punch press is used in production of transformer core

Technical Field

The utility model relates to the field of transformer core production, in particular to a punch press for transformer core production.

Background

The iron core is a main magnetic circuit part in the transformer, the iron core is usually formed by stacking silicon-containing steel sheets, the iron core and coils wound on the iron core form a complete electromagnetic induction system, the size of the transmission power of the power transformer depends on the material and the cross section area of the iron core, iron core silicon steel is finally molded in a stamping mode in the production process, the existing stamping technology such as a stamping die of a wind power generation transformer with a non-oriented silicon steel sheet with bulletin number CN217166099U comprises a bottom plate, a convex module and a concave die block, sliding grooves are formed in the left side of the upper end of the bottom plate, two sliding grooves are formed in the left side of the upper end of the bottom plate, threaded holes are formed in the left side and the right side of the upper end of the bottom plate, four sliding blocks are fixedly arranged in the left side and the right side of the lower end of the concave module, four sliding blocks are arranged on the outer wall of the sliding blocks and the inner wall of the sliding grooves in a sliding connection mode, bolts are arranged above the concave module, the concave module is fixedly mounted on the bottom plate through the bolts, the convex module is positioned right above the concave module, a mounting plate is fixedly mounted on the upper end of the convex module, a positioning part is arranged between the mounting plate and the bottom plate, a sliding part is arranged in the concave module.

In the use process of the device, the unoriented silicon steel sheet is jacked up through the ejection component, so that a worker can conveniently take out the punch-formed unoriented silicon steel sheet, the ejection component mainly drives the movable rod to reset through the second spring, so that the silicon steel sheet is jacked up, but a metal block at the bottom of the movable rod is in sliding connection with the inner wall of the guide groove, friction exists between the metal block and the inner wall of the guide groove due to the fact that the silicon steel sheet has certain weight, the metal block can be clamped in the guide groove, the elastic force of the second spring cannot completely drive the movable rod to reset, and therefore the punch press for producing the transformer iron core is provided.

Disclosure of utility model

The utility model aims to provide a punching machine for producing a transformer iron core, which comprises a concave punching block and a mounting plate, wherein a plurality of groups of moving grooves are formed in the inner cavity of the concave punching block, a top block is connected in the moving grooves in a sliding manner, the bottom of the top block is fixedly connected with an inverted T-shaped guide rod, the bottom end of the inverted T-shaped guide rod is connected in a guiding groove in a sliding manner, a hydraulic cylinder is mounted in the guiding groove, and an auxiliary assembly is arranged at the top end of the mounting plate.

Preferably: the bottom of the jacking block is fixedly connected with a plurality of groups of springs, and the bottoms of the springs are fixedly connected to the bottom position of the inner wall of the movable groove.

Preferably: the two ends of the concave punching block are fixedly connected with clamping blocks, the bottom end of the concave punching block and the two groups of clamping blocks are clamped in clamping grooves formed in the bottom plate, and the bottom plate is clamped with the two groups of first positioning columns.

Preferably: t-shaped clamping plates are clamped in T-shaped clamping grooves formed in the mounting plates, the bottoms of the T-shaped clamping plates are fixedly connected with convex punching blocks, and two groups of positioning columns II are clamped on the mounting plates.

Preferably: the four groups of sliding sleeves are fixedly connected to the inner side of the mounting plate, the sliding sleeves are sleeved on the outer side of the sliding rod in a sliding mode, the bottom of the sliding rod is fixedly connected with the bottom plate, the top end of the sliding rod is fixedly connected with the limiting block, and a plurality of groups of supporting springs are arranged between the mounting plate and the bottom plate.

Preferably: the auxiliary assembly comprises two groups of auxiliary plates, the two groups of auxiliary plates are fixedly arranged at the top end of the mounting plate, one group of auxiliary plates are fixedly connected with a guide rod, the guide rod is movably arranged on the inner side of the 匚 type clamping column in a penetrating mode, and the 匚 type clamping column can be inserted into two groups of jacks formed in the auxiliary plates.

Preferably: the bottom plate top fixed connection support, fixed mounting has two sets of cylinders on the support, and two sets of the connecting plate is installed to the flexible end of cylinder, the connecting plate can block between two sets of accessory plates, 匚's card post can be movable run through the inboard of connecting plate.

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

After the stamping work is finished, if the convex stamping block is clamped, the elastic force of the supporting spring cannot drive the convex stamping block to move upwards for resetting, then the 匚 -type clamping column is pushed, so that the 匚 -type clamping column simultaneously passes through the inner sides of the insertion holes and the connecting plates, the convex stamping block is driven to move upwards for resetting by the air cylinder, and meanwhile, if the iron core material is clamped by the clamping column, the elastic force of the spring cannot drive the jacking block to reset, at the moment, the hydraulic cylinder is started to drive the inverted T-shaped guide rod to move upwards, the inverted T-shaped guide rod moves upwards to enable the jacking block to move upwards for resetting, and the stamped iron core material is ejected; the bottom ends of the two groups of clamping blocks and the concave punching blocks can be stably clamped in the clamping grooves through the first two groups of positioning columns, and when the concave punching blocks need to be disassembled, the concave punching blocks can be disassembled only by pulling out the first two groups of positioning columns; through two sets of reference column II for T shape cardboard can be by stable card in T shape draw-in groove, thereby make protruding towards the piece stable in structure, when need dismantle protruding towards the piece, only need pull out two sets of reference column II, alright dismantle protruding towards the piece.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a part of the structure of the present utility model;

FIG. 3 is a schematic view of another angle structure of the present utility model.

In the figure: 1. a concave punching block; 2. a moving groove; 3. a top block; 4. an inverted T-shaped guide bar; 5. a guide groove; 6. a hydraulic cylinder; 7. a mounting plate; 8. an auxiliary component; 801. an auxiliary plate; 802. a guide rod; 803. 匚 type clamping columns; 804. a jack; 9. a spring; 10. a clamping block; 11. a bottom plate; 12. a clamping groove; 13. positioning a first column; 14. a T-shaped clamping groove; 15. a T-shaped clamping plate; 16. a convex punching block; 17. a positioning column II; 18. a sliding sleeve; 19. a slide bar; 20. a limiting block; 21. a support spring; 22. a bracket; 23. a cylinder; 24. and (5) connecting a plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the punching machine for producing a transformer core of the present utility model includes a concave punching block 1 and a mounting plate 7, wherein a plurality of groups of moving grooves 2 are formed in an inner cavity of the concave punching block 1, a top block 3 is slidably connected in the moving grooves 2, an inverted T-shaped guide rod 4 is fixedly connected to a bottom of the top block 3, a bottom end of the inverted T-shaped guide rod 4 is slidably connected in a guide groove 5, a hydraulic cylinder 6 is mounted in the guide groove 5, and an auxiliary assembly 8 is provided at a top end of the mounting plate 7.

The bottom of the top block 3 is fixedly connected with a plurality of groups of springs 9, the bottoms of the springs 9 are fixedly connected to the bottom position of the inner wall of the movable groove 2, and the top block 3 can be driven to move up and down through the springs 9.

The two ends of the concave punching block 1 are fixedly connected with clamping blocks 10, the bottom end of the concave punching block 1 and the two groups of clamping blocks 10 are clamped in clamping grooves 12 formed in a bottom plate 11, the bottom plate 11 is clamped with two groups of positioning columns 13, and the two groups of clamping blocks 10 and the bottom end of the concave punching block 1 can be stably clamped in the clamping grooves 12 through the two groups of positioning columns 13; when the concave punching block 1 needs to be disassembled, the concave punching block 1 can be disassembled only by pulling out the two groups of positioning columns 13.

The T-shaped clamping groove 14 formed in the mounting plate 7 is clamped with a T-shaped clamping plate 15, the bottom of the T-shaped clamping plate 15 is fixedly connected with a convex punching block 16, the mounting plate 7 is clamped with two groups of positioning columns II 17, and the T-shaped clamping plate 15 can be stably clamped in the T-shaped clamping groove 14 through the two groups of positioning columns II 17, so that the convex punching block 16 is stable in structure; when the boss 16 needs to be disassembled, the boss 16 can be disassembled only by pulling out the two groups of positioning columns II 17.

Four groups of sliding sleeves 18 are fixedly connected to the inner side of the mounting plate 7, the sliding sleeves 18 are sleeved on the outer side of a sliding rod 19 in a sliding mode, the bottom of the sliding rod 19 is fixedly connected with a bottom plate 11, the top end of the sliding rod 19 is fixedly connected with a limiting block 20, a plurality of groups of supporting springs 21 are arranged between the mounting plate 7 and the bottom plate 11, and the mounting plate 7 can move up and down through the supporting springs 21.

The auxiliary assembly 8 comprises two groups of auxiliary plates 801, the two groups of auxiliary plates 801 are fixedly arranged at the top end of the mounting plate 7, one side of each auxiliary plate 801 is fixedly connected with a guide rod 802, the inner side of a 匚 type clamping column 803 movably penetrates through the guide rod 802, the 匚 type clamping column 803 can be inserted into two groups of insertion holes 804 formed in the auxiliary plates 801, and guide is provided for movement of the 匚 type clamping column 803 through the guide rod 802.

The top end of the bottom plate 11 is fixedly connected with a support 22, two groups of air cylinders 23 are fixedly arranged on the support 22, connecting plates 24 are arranged at telescopic ends of the two groups of air cylinders 23, the connecting plates 24 can be clamped between the two groups of auxiliary plates 801, 匚 type clamping columns 803 can movably penetrate through the inner sides of the connecting plates 24, and when 匚 type clamping columns 803 penetrate through the inner sides of the insertion holes 804 and the connecting plates 24 at the same time, the air cylinders 23 can drive the mounting plates 7 to move up and down.

The working principle of the utility model is as follows: when the device is used, iron core materials are placed at the upper end of the concave punching block 1, then two groups of air cylinders 23 are started to drive the mounting plate 7 to move downwards, the mounting plate 7 moves downwards to drive the convex punching block 16 to press and form the iron core materials, in the process, the supporting springs 21 can be compressed, and in the process of forming the iron core materials, the iron core materials move downwards, so that the top block 3 moves downwards, and the springs 9 are compressed; after the stamping operation is finished, the starting cylinder 23 drives the connecting plate 24 to reset, the compressed supporting spring 21 is reset at the moment to drive the convex punch block 16 to move upwards, if the convex punch block 16 is clamped, the elastic force of the supporting spring 21 cannot drive the convex punch block 16 to move upwards for resetting, then the 匚 type clamping column 803 is pushed, so that the 匚 type clamping column 803 simultaneously passes through the jack 804 and the inner side of the connecting plate 24, and the cylinder 23 drives the convex punch block 16 to move upwards for resetting; when the convex punching block 16 moves upwards to reset, the compressed spring 9 resets to drive the ejector block 3 to reset, so that the punched iron core material can be ejected out, if the iron core material is clamped by a column, the elastic force of the spring 9 can not drive the ejector block 3 to reset, at the moment, the hydraulic cylinder 6 is started to drive the inverted T-shaped guide rod 4 to move upwards, and the inverted T-shaped guide rod 4 moves upwards to enable the ejector block 3 to move upwards to reset, so that the punched iron core material is ejected out.

The foregoing is a further elaboration of the present utility model in connection with the detailed description, and it is not intended that the utility model be limited to the specific embodiments shown, but rather that a number of simple deductions or substitutions be made by one of ordinary skill in the art without departing from the spirit of the utility model, should be considered as falling within the scope of the utility model as defined in the appended claims.

Claims

1. The utility model provides a transformer core production is with punch press, includes concave towards piece (1) and mounting panel (7), its characterized in that: the novel concave punching device is characterized in that a plurality of groups of movable grooves (2) are formed in the inner cavity of the concave punching block (1), a top block (3) is slidably connected in the movable grooves (2), an inverted T-shaped guide rod (4) is fixedly connected to the bottom of the top block (3), the bottom end of the inverted T-shaped guide rod (4) is slidably connected in a guide groove (5), a hydraulic cylinder (6) is arranged in the guide groove (5), and an auxiliary assembly (8) is arranged at the top end of the mounting plate (7).

2. The press for producing a transformer core according to claim 1, wherein: the bottoms of the jacking blocks (3) are fixedly connected with a plurality of groups of springs (9), and the bottoms of the springs (9) are fixedly connected to the bottom position of the inner wall of the movable groove (2).

3. The press for producing a transformer core according to claim 1, wherein: the two ends of the concave punching block (1) are fixedly connected with clamping blocks (10), the bottom end of the concave punching block (1) and the two groups of clamping blocks (10) are clamped in clamping grooves (12) formed in the bottom plate (11), and the bottom plate (11) is clamped with two groups of first positioning columns (13).

4. The press for producing a transformer core according to claim 1, wherein: t-shaped clamping plates (15) are clamped in T-shaped clamping grooves (14) formed in the mounting plates (7), protruding punching blocks (16) are fixedly connected to the bottoms of the T-shaped clamping plates (15), and two groups of positioning columns II (17) are clamped on the mounting plates (7).

5. The press for producing a transformer core according to claim 1, wherein: four groups of sliding sleeves (18) are fixedly connected to the inner side of the mounting plate (7), the sliding sleeves (18) are sleeved on the outer side of the sliding rod (19) in a sliding mode, the bottom of the sliding rod (19) is fixedly connected with the bottom plate (11), the top end of the sliding rod (19) is fixedly connected with the limiting block (20), and a plurality of groups of supporting springs (21) are arranged between the mounting plate (7) and the bottom plate (11).

6. The press for producing a transformer core according to claim 1, wherein: the auxiliary assembly (8) comprises two groups of auxiliary plates (801), the two groups of auxiliary plates (801) are fixedly arranged at the top end of the mounting plate (7), one group of auxiliary plates (801) are fixedly connected with guide rods (802), the inner sides of 匚 type clamping columns (803) are movably penetrated and provided with the guide rods (802), and the 匚 type clamping columns (803) can be inserted into two groups of jacks (804) formed in the auxiliary plates (801).

7. A transformer core production punch as recited by claim 3, wherein: the automatic lifting device is characterized in that a support (22) is fixedly connected to the top end of the bottom plate (11), two groups of air cylinders (23) are fixedly installed on the support (22), connecting plates (24) are installed at telescopic ends of the two groups of air cylinders (23), the connecting plates (24) can be clamped between the two groups of auxiliary plates (801), and 匚 -type clamping columns (803) can movably penetrate through the inner sides of the connecting plates (24).