CN221184314U

CN221184314U - Stamping die special for V-shaped connecting piece

Info

Publication number: CN221184314U
Application number: CN202322856148.2U
Authority: CN
Inventors: 侯涛; 杨科军; 崔督林; 宋明康; 王新政
Original assignee: HENAN JIANGHE MACHINERY CO Ltd
Current assignee: HENAN JIANGHE MACHINERY CO Ltd
Priority date: 2023-10-24
Filing date: 2023-10-24
Publication date: 2024-06-21
Anticipated expiration: 2033-10-24

Abstract

The utility model belongs to the technical field of stamping dies, and particularly relates to a special stamping die for a V-shaped connecting piece, which comprises an upper die plate and a lower die plate, wherein a die shank penetrates through the middle part of the upper die plate up and down, two upper base plates are arranged in a sliding manner below the upper die plate, a male die and an upper baffle are fixed below the upper base plates, and a limiting block is fixedly arranged below the end part of the male die; two lower backing plates are slidably arranged in the lower template, a forming female die and a lower baffle are fixed on the lower backing plate, a groove is formed in the lower backing plate, a V-shaped female die is slidably arranged in the groove, a plurality of springs are fixedly arranged between the V-shaped female die and the bottom of the groove, a plurality of limit rods are fixedly arranged on the lower side of the upper baffle, the lower ends of the limit rods extend into the corresponding lower baffle, a driving device is arranged on one side of the lower template, a bidirectional screw is arranged at the output end of the driving device, and the bidirectional screw penetrates through the lower template and the two lower backing plates. According to the utility model, the driving device drives the bidirectional screw to rotate, and the distance between the two male dies and the distance between the two female dies are adjusted so as to adapt to the size of the V-shaped copper bar.

Description

Stamping die special for V-shaped connecting piece

Technical Field

The utility model belongs to the technical field of stamping dies, and particularly relates to a special stamping die for a V-shaped connecting piece.

Background

The connecting piece is widely applied to high-voltage switch equipment, is a core part for contact or disconnection of electric appliances, is responsible for voltage transmission in work, works in severe working environments such as high temperature, arc ablation and the like, is generally solid in structure, and is used for better exerting the current skin effect on the surface of a copper profile in a modern intelligent switch cabinet, so that copper metal materials are saved, and semi-hollow and hollow profiles are mostly adopted. Meanwhile, in order to realize connection of the section bar and the main bus, two buses are generally adopted for punching at two ends to connect, so that how to form two ends of the connecting piece by adopting a pressure processing forming device is particularly important, and die equipment for manufacturing the connecting piece is important.

The V-shaped connecting piece (shown in fig. 2) adopted at present is processed and manufactured by a special stamping die matched with the V-shaped copper bar shown in fig. 3 during stamping and forming, and the existing stamping die is complicated in production and is not beneficial to mass production because one end of the connecting piece is stamped and formed and then the other end of the connecting piece is formed; and when carrying out stamping forming to the connecting piece both ends simultaneously, because this connecting piece specification is more, can't adjust the mould to the V-arrangement connecting piece length of difference to the stamping forming of the V-arrangement connecting piece of adaptation multiple specification.

Disclosure of Invention

The utility model provides a special stamping die for a V-shaped connecting piece, which aims at solving the problems that the stamping die for the existing V-shaped connecting piece cannot be used for stamping and forming both ends of a V-shaped copper bar at the same time and cannot be adaptively adjusted according to the specification and the size of a finished V-shaped connecting piece product when the two ends of the V-shaped copper bar are stamped and formed at the same time.

In order to achieve the above object, the technical scheme of the present utility model is as follows:

The stamping die special for the V-shaped connecting piece comprises an upper die plate and a lower die plate, wherein a die shank penetrates through the middle of the upper die plate up and down, the upper die plate extends out of the upper portion of the die shank, two upper base plates are arranged on the lower side of the upper die plate in a sliding mode, a male die and an upper baffle are fixedly arranged below the upper base plates, the two upper baffle are respectively fixedly arranged on one side, away from the two male dies, of the upper base plates, and a limiting block is fixedly arranged below the end portions of the male dies; the lower bolster is the U-shaped, the bottom surface slides in the lower bolster and sets up two lower bolster, fixed shaping die and the lower baffle of being provided with in lower bolster top, set up flutedly on the lower bolster, slide from top to bottom in the recess and be provided with V-arrangement die, fixed a plurality of springs that set up between V-arrangement die and the recess bottom, the lower mould structure that shaping die and V-arrangement die formed jointly matches with the terrace die, and two lower baffles are located two shaping dies and keep away from one side mutually respectively, process V-arrangement copper bar's both ends through terrace die and V-arrangement die, shaping die, realize the manufacturing to V-arrangement connecting piece.

The upper baffle downside is fixed to be set up a plurality of gag levers, the gag lever levers lower extreme stretches into corresponding lower baffle and with lower baffle upper and lower sliding connection, lower bolster one side is provided with drive arrangement, drive arrangement's output is provided with two-way screw rod, two-way screw rod runs through lower bolster and two lower bolster in proper order, just two screw threads that the spiral shell is opposite on the two-way screw rod are respectively with two lower bolster threaded connection, rotate through drive arrangement drive two-way screw rod, drive the relative or the opposite movement of upper bolster and lower bolster, realize the length matching to different length V-arrangement copper bars, guarantee corresponding upper bolster and lower bolster synchronous motion through a plurality of gag levers.

Preferably, the terrace die includes V-arrangement mould, slope connection mould and spacing mould, spacing mould is the rectangular plate, connect through the slope connection mould between V-arrangement mould and the spacing mould, spacing mould downside is fixed to be set up the stopper, the stopper is higher than V-arrangement mould lower extreme, guarantees the tip processing requirement to V-arrangement copper bar.

Preferably, a plurality of guide posts are arranged between the upper die plate and the lower die plate, the guide posts are fixedly connected with the lower die plate, guide sleeves are fixedly connected to the upper die plate in a penetrating manner, the guide sleeves are arranged on the guide posts in a sliding manner, and the upper die plate is limited in movement through cooperation of the guide posts and the guide sleeves.

Preferably, the V-shaped die, the inclined connecting die and the limiting die of the male die are of an integrally formed structure, so that the accuracy of the formed V-shaped connecting piece is guaranteed.

Preferably, the forming die comprises an integrally formed inclined forming part and a horizontal forming part, the inclined forming part is matched with the corresponding inclined connecting die, and the horizontal forming part is matched with the corresponding limiting block to ensure that the V-shaped connecting piece is formed.

Preferably, the driving device is a motor or a handle.

Through the technical scheme, the utility model has the beneficial effects that:

1. The utility model effectively solves the difficult problem that the shape of the V-shaped piece product is difficult to ensure due to the complex shape of the transition area by the die which is suitable for the shape of the V-shaped connecting piece, and is more efficient and ensures the quality of the product.

2. According to the utility model, the two ends of the V-shaped copper bar are simultaneously molded, so that the processing production efficiency of the product is effectively improved.

3. According to the utility model, the driving device drives the bidirectional screw rod to rotate, so that the two lower base plates are driven to be far away from or close to each other, and the copper bars with different lengths are ensured to be processed and molded.

4. According to the utility model, the synchronous movement of the upper backing plate and the lower backing plate is ensured through the plurality of limiting rods, the correspondence between the male die and the corresponding V-shaped female die and the correspondence between the male die and the corresponding V-shaped female die are ensured, and the product quality is ensured.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic view of the V-shaped connector of the present utility model after being formed.

Fig. 3 is a schematic view of a V-shaped copper bar processed according to the present utility model.

The reference numerals in the drawings are: the die comprises an upper die plate 1, a lower die plate 2, a die shank 3, an upper backing plate 4, an upper baffle plate 5, a limiting block 6, a lower backing plate 7, a forming female die 8, a lower baffle plate 9, a groove 10, a V-shaped female die 11, a spring 12, a limiting rod 13, a driving device 14, a bidirectional screw 15, a V-shaped die 16, an inclined connecting die 17, a limiting die 18, a guide pillar 19, a guide sleeve 20, a V-shaped connecting piece 21 and a V-shaped copper bar 22.

Detailed Description

The utility model is further described with reference to the drawings and detailed description which follow:

as shown in fig. 1 to 3, the present embodiment provides a special stamping die for V-shaped connectors, which is used for stamping and forming V-shaped copper bars 22 shown in fig. 3, and processing and manufacturing V-shaped connectors 21 shown in fig. 2.

As shown in FIG. 1, a special stamping die for V-shaped connecting pieces comprises an upper die plate 1 and a lower die plate 2, wherein the upper die plate 1 and the lower die plate 2 are correspondingly arranged up and down, a die shank 3 penetrates through the middle part of the upper die plate 1 up and down, the upper die plate 1 extends out of the upper die plate 3, during operation, a punch press downwards drives the die shank 6 to move so as to drive the upper die plate 4 to move downwards, two upper base plates 4 are slidably arranged below the upper die plate 1, a male die and an upper baffle 5 are fixedly arranged below the upper base plates 4, a limiting block 6 is fixedly arranged below the end part of the male die, the male die comprises a V-shaped die 16, an inclined connecting die 17 and a limiting die 18, the V-shaped die 16, the inclined connecting die 17 and the limiting die 18 are integrally formed, the V-shaped copper bar 22 is fixed through the V-shaped die 16, the V-shaped die 16 is connected with the limiting die 18 through the inclined connecting die 17, the V-shaped die 21 is guaranteed to be formed through the V-shaped die 16, the inclined connecting die 17 and the limiting die 18, the thickness of the lower die 21 is not formed by the limiting block is equal to the thickness of the V-shaped connecting die 6, and the thickness of the limiting block is prevented from being deformed when the end part is formed by the lower die 6 is not formed, and the thickness of the limiting block is equal to the thickness of the end part is prevented from being deformed, and the thickness of the end part is equal to the thickness of the end part to the V-shaped connecting piece.

The two upper baffles 5 are respectively and fixedly arranged on one side of the two male dies, which is far away from each other, and the two upper baffles 5 drive the corresponding upper backing plates 4 to move so as to drive the male dies to move.

The lower template 2 is U-shaped, the bottom surface slides in the lower template 2 and sets up two lower bolster 7, fixed shaping die 8 and the lower baffle 9 of being provided with in lower bolster 7 top, the shaping die 8 and the common lower mould structure and terrace die phase-match that constitute of V-arrangement die 11, shaping die 8 includes integrated into one piece's slope shaping portion and horizontal shaping portion, slope shaping portion and corresponding slope connecting die 17 assorted, horizontal shaping portion and corresponding stopper 6 assorted, and then carries out stamping forming processing to V-arrangement copper bar 22 tip through shaping die 8 and slope connecting die 17 and stopper 6, set up recess 10 on the lower bolster 7, the upper and lower slip is provided with V-arrangement die 11 in the recess 10, V-arrangement die 11 and V-arrangement die 16 assorted, V-arrangement die 11 and V-arrangement die 16 cooperation of terrace die carry out the centre gripping fixed and spacing to V-arrangement copper bar 22, fixed a plurality of springs 12 are set up between V-arrangement die 11 and the recess 10 bottom, guarantee through spring 12 after once stamping shaping V-arrangement die 11 reset 9 respectively two lower die 8 are located two and keep away from two sides of V-arrangement die 22 to keep away from two sides of the shaping die 8.

The lower side of the upper baffle plate 5 is fixedly provided with a plurality of limiting rods 13, the lower ends of the limiting rods 13 extend into the corresponding lower baffle plate 9 and are connected with the lower baffle plate 9 in an up-down sliding mode, one side of the lower baffle plate 2 is fixedly provided with a driving device 14, the output end of the driving device 14 is provided with a bidirectional screw rod 15, the bidirectional screw rod 15 sequentially penetrates through the lower baffle plate 2 and the two lower base plates 7, two threads on the bidirectional screw rod 15 in opposite directions are respectively in threaded connection with the two lower base plates 7, the driving device 14 drives the bidirectional screw rod 15 to rotate, and then drives the two lower base plates 7 to be far away from or close to each other, and then the two V-shaped female dies 11, the two forming female dies 8 and the two lower baffle plates 9 are far away from or close to each other, the lower baffle plate 9 drives the upper baffle plate 5 to synchronously move through the limiting rods 19, and then the upper base plates 4 synchronously move with the male dies, and then the V-shaped copper bars 22 with different length sizes are adapted to be processed.

A plurality of guide posts 19 are arranged between the upper die plate 1 and the lower die plate 2, the guide posts 19 are fixedly connected with the lower die plate 2, guide sleeves 20 are fixedly connected to the upper die plate 1 in a penetrating manner, the guide sleeves 20 are slidably sleeved on the guide posts 19, and the upper die plate 1 moves up and down and is limited in movement through the guide posts 19 and the guide sleeves 20.

The driving device 14 is a motor or a handle, and when the motor is used as the driving device 14, the manual participation can be effectively reduced, and the efficiency of the whole processing process can be improved; when the handle is used as the driving device 14 (not shown in the figure), the distance between the two lower baffles 9 can be adjusted more accurately, and the limit of the two ends of the V-shaped copper bar 22 is ensured.

When the V-shaped copper bar forming die is used, firstly, the V-shaped copper bar 22 is placed on the two V-shaped female dies 11, then, the bidirectional screw 15 is driven to rotate, so that two ends of the V-shaped copper bar 22 are clung to the opposite sides of the two lower baffle plates 9, along with the work of the punch, the punch starts to act on the die shank 3, the die shank 3 drives the upper die plate 1 to gradually descend, then, the V-shaped dies 16 of the two male dies are contacted with the V-shaped copper bar 22, along with the continuing descending of the upper die plate 1, the V-shaped dies 16 and the V-shaped female dies 11 clamp and fix the V-shaped copper bar 22, the upper die plate 1 continues to descend, the springs 12 are stressed and compressed, and meanwhile, the end parts of the V-shaped copper bar 22 start to deform under the combined action of the inclined connecting dies 17 and the forming female dies 8. When the limiting block 6 is completely contacted with the horizontal forming part of the forming die 8, the V-shaped copper bar 22 is flattened and formed, then the male die is gradually lifted, the V-shaped die 11 is lifted and reset under the action of the spring 12, the end part of the V-shaped copper bar 22 is gradually separated from the forming die 8, and when the male die is lifted to the highest position, the processed V-shaped copper bar 22 is taken out, and then the flattened and formed V-shaped copper bar 22 is machined: milling the whole length, drilling, straightening, grinding and polishing, and checking the finished product to finish the processing of the V-shaped connecting piece 21 product.

The V-shaped copper bar 22 is then replaced with a new one, and the above operation is repeated.

The above-described embodiments are merely preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, so that all equivalent changes or modifications of the structure, characteristics and principles described in the claims should be included in the scope of the present utility model.

Claims

1. The stamping die special for the V-shaped connecting piece is characterized by comprising an upper die plate (1) and a lower die plate (2), wherein a die shank (3) penetrates through the middle part of the upper die plate (1) up and down, the upper die plate (1) stretches out from the upper part of the die shank (3), two upper base plates (4) are slidably arranged below the upper die plate (1), a male die and an upper baffle (5) are fixedly arranged below the upper base plates (4), the two upper baffles (5) are respectively fixedly arranged on one side, away from the two male dies, of the upper die plate, and a limiting block (6) is fixedly arranged below the end part of the male die;

The lower die plate (2) is U-shaped, two lower base plates (7) are slidably arranged on the inner bottom surface of the lower die plate (2), a forming female die (8) and a lower baffle (9) are fixedly arranged above the lower base plates (7), a groove (10) is formed in the lower base plates (7), a V-shaped female die (11) is slidably arranged in the groove (10) up and down, a plurality of springs (12) are fixedly arranged between the V-shaped female die (11) and the bottom of the groove (10), the lower die structure formed by the forming female die (8) and the V-shaped female die (11) is matched with the male die, and the two lower baffles (9) are respectively positioned on one side, away from the two forming female dies (8);

The utility model discloses a lower bolster, including upper shield (5) and lower bolster, upper shield (5) downside is fixed to be set up a plurality of gag lever posts (13), gag lever post (13) lower extreme stretches into corresponding lower bolster (9) and with lower bolster (9) upper and lower sliding connection, lower bolster (2) one side is provided with drive arrangement (14), the output of drive arrangement (14) is provided with two-way screw rod (15), two-way screw rod (15) run through lower bolster (2) and two lower bolster (7) in proper order, just two screw threads that spiral shell is opposite on two-way screw rod (15) respectively with two lower bolster (7) threaded connection.

2. The stamping die special for the V-shaped connecting piece according to claim 1, wherein the male die comprises a V-shaped die (16), an inclined connecting die (17) and a limiting die (18), the limiting die (18) is a rectangular plate, the V-shaped die (16) is connected with the limiting die (18) through the inclined connecting die (17), a limiting block (6) is fixedly arranged on the lower side of the limiting die (18), and the limiting block (6) is higher than the lower end of the V-shaped die (16).

3. The stamping die special for the V-shaped connecting piece according to claim 1, wherein a plurality of guide posts (19) are arranged between the upper die plate (1) and the lower die plate (2), the guide posts (19) are fixedly connected with the lower die plate (2), guide sleeves (20) are fixedly connected to the upper die plate (1) in a penetrating manner, and the guide sleeves (20) are slidably sleeved on the guide posts (19).

4. The stamping die special for the V-shaped connecting piece according to claim 2, wherein the V-shaped die (16), the inclined connecting die (17) and the limiting die (18) of the male die are integrally formed.

5. The stamping die special for the V-shaped connecting piece according to claim 2, wherein the forming die (8) comprises an integrally formed inclined forming part and a horizontal forming part, the inclined forming part is matched with a corresponding inclined connecting die (17), and the horizontal forming part is matched with a corresponding limiting block (6).