CN212494885U - Stamping die with flanging Z-shaped folding hardware - Google Patents

Abstract

The utility model relates to the technical field of mold, in particular to take turn-ups Z to roll over stamping die of shaping hardware, including last mould, lower mould and hardware, it includes the terrace die to go up the mould, the lower mould includes solid board and die down, gu the board is equipped with two turn-ups districts down, is equipped with the die cavity between two turn-ups districts, and the die activity sets up inside the die cavity, the upper surface of die is Z book shaping face, the terrace die lower surface is mutually supported with Z book shaping face, and the upper surface in turn-ups district is unanimous with Z book shaping face, and the linear distance in two turn-ups districts is less than the width of hardware. The Z-shaped surfaces of the male die and the female die are matched with each other to perform Z-shaped stamping on the hardware, the male die and the female die press the hardware, the linear distance of the flanging areas on two sides of the cavity of the female die is smaller than the width of the hardware, and the part of the hardware, which is larger than the cavity of the female die, is subjected to flanging stamping forming under the combined action of the male die and the inner wall of the cavity of the female die.

Description

Stamping die with flanging Z-shaped folding hardware

Technical Field

The utility model relates to the technical field of mold, in particular to take turn-ups Z to roll over stamping die of shaping hardware.

Background

The mould is a variety of moulds and tools for obtaining required products by injection moulding, blow moulding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. Stamping is a press working method which applies pressure to a hardware by using a die arranged on a press machine under the condition of room temperature to cause the hardware to generate separation or plastic deformation so as to obtain a required part. The stamping die is special process equipment for processing hardware into parts in cold stamping processing.

The problems that in the prior art, hardware with a flanging structure and needing Z-fold forming needs two or more times of die stamping processes, so that the product quality cannot be guaranteed, the yield is low, the production cost is high and the like exist.

Disclosure of Invention

Therefore, the stamping die with the flanging Z-fold formed hardware needs to be provided, and the problem that the hardware with the flanging structure and the Z-fold formed hardware needs to be stamped for multiple times is solved.

In order to realize the above-mentioned purpose, the utility model provides a take turn-ups Z to roll over stamping die of shaping hardware, including last mould and lower mould, it includes the terrace die to go up the mould, the lower mould includes solid board and die down, gu the board is equipped with two turn-ups districts down, is equipped with the die cavity between two turn-ups districts, and the die activity sets up inside the die cavity, the upper surface of die is Z book shaping face, the terrace die lower surface is mutually supported with Z book shaping face, and the upper surface in turn-ups district is unanimous with Z book shaping face, and the linear distance in two turn-ups districts is less than the width of hardware.

Further, Z rolls over profiled surface and includes crossing first inclined plane, second inclined plane and third inclined plane in proper order, and first inclined plane and second inclined plane have contained angle alpha, and second inclined plane and third inclined plane have contained angle beta, and contained angle alpha is the inferior angle, and contained angle beta is the major angle. The first inclined plane, the second inclined plane and the third inclined plane are sequentially intersected to form a whole, the excellent angle and the inferior angle form a forming surface formed by Z-folding stamping, and in the die assembly process, the Z-folding forming surfaces of the male die and the female die can be formed by stamping at the position of a hardware needing Z-folding forming at one time, so that uncertain factors such as unstable product quality and the like caused by multiple stamping are avoided.

Furthermore, the male die comprises a movable male die and a fixed male die, the movable male die is positioned on one side surface of the fixed male die, the movable male die and the fixed male die are movably arranged in the vertical direction relatively, the movable male die is matched with the first inclined plane and the second inclined plane, and the fixed male die is matched with the third inclined plane. In the die closing process, the fixed male die is firstly attached to the Z-shaped folding surface of the female die, the hardware is pressed by the third inclined surfaces of the fixed male die and the female die, and the movable male die is matched with the first inclined surface and the second inclined surface to punch and form the folding angle of the Z-shaped folding structure. Compare in all being the condition of fixed terrace die, fixed terrace die and die Z roll over the shaping face laminating in-process, the hardware can't be fixed, produces the skew of relative position easily, causes the deviation of the final punching press shape of finished piece, and the defective products rate can promote greatly.

Further, the upper die further comprises an upper die base, an upper padding plate and an upper fixing plate, the upper padding plate is fixedly arranged on the upper die base, the upper fixing plate is fixedly arranged on the upper padding plate, a male die cavity is arranged in the middle of the upper fixing plate, the movable male die and the fixed male die are arranged in the male die cavity, the fixed male die is fixedly connected with the inner wall of the male die cavity, and the movable male die is slidably arranged in the male die cavity. Fixed connection can avoid causing the condition that the yield is low because relative movement takes place for position between them at the punching process between upper die base and the upper padding plate, and at the compound die in-process, terrace die and die interact exert opposite direction's power for the other side, lay one deck upper padding plate under the upper die base and can avoid terrace die and upper die base direct contact, reduce the harm to the upper die base, increase the life of mould.

Furthermore, a plurality of elastic devices are arranged in the cavity of the male die, one end of each elastic device is fixedly connected with the movable male die, and the other end of each elastic device penetrates through the upper base plate and is fixedly connected with the upper die base. The elastic device gives a buffer area of the movable male die, in the die assembly process, the fixed male die is firstly attached to the Z-shaped folding surface of the female die, after the hardware is pressed by the third inclined surfaces of the fixed male die and the female die, the elastic device is compressed by the movable male die, the movable male die is matched with the first inclined surface and the second inclined surface to punch the Z-shaped folding angle part of the hardware, the fixed male die and the third fitting surface play a role in fixing the hardware in the punching process, the position of the hardware is reduced, the relative offset is generated, and the deviation of the final punching shape of the workpiece is caused, and the yield is improved. The spring device penetrates through the upper base plate and is connected with the upper die base, so that the movable male die can be attached to the upper base plate in the upward moving process, and the space of the male die cavity is fully utilized.

Furthermore, the inner side surface of the upper fixing plate is provided with a clamping groove, the fixed male die is provided with a buckle, the clamping groove and the buckle are mutually clamped, the inner side surface of the upper fixing plate is provided with a first sliding rail, the movable male die is provided with a first sliding block matched with the first sliding rail, one end, away from the upper base plate, of the first sliding rail is provided with a first extension block, and the first extension block and the first sliding block are mutually connected in a blocking mode. Draw-in groove and fixture block setting can accomplish quick erection joint when the equipment, reduce the installation complicacy and cause the cost on the installation time, put into use fast.

Further, the lower die further comprises a lower die base and a lower backing plate, the lower backing plate is fixedly arranged on the lower die base, and the lower fixing plate is fixedly arranged on the lower backing plate. Fixed connection can avoid causing the condition that the yield is low because relative movement takes place for position between them in stamping process at the die closing process kind between die holder and the lower bolster, and terrace die and die interact exert opposite direction's power for the other side, lay one deck lower bolster under the die holder and can avoid die and die holder direct contact, reduce the harm to the die holder, increase the life of mould.

Further, the die holder is equipped with drive arrangement, drive arrangement includes device body, output shaft and a plurality of telescopic link, output shaft connecting device body and die holder, telescopic link one end and this body coupling of device, the other end runs through die holder and lower bolster and is connected with the die bottom. The output shaft of the driving device is connected with the lower die holder, the whole lower die holder is pushed through the output shaft after the driving device is started to form a film closing process, and the telescopic rod is connected with the lower supporting plate, so that the lower supporting plate can move up and down in the lower die cavity body in the die closing process.

Furthermore, a plurality of second sliding rails are arranged on the inner side face of the lower fixing plate, a plurality of second sliding blocks matched with the second sliding rails are arranged on the female die, a plurality of second extending blocks are arranged at one ends, far away from the lower base plate, of the second sliding rails, and the second extending blocks are mutually connected with the second sliding rails in a blocking mode. The fixture block and the clamping groove can be installed and connected quickly during assembly, the cost of installation time caused by complex installation is reduced, and the fixture block and the clamping groove are put into use quickly.

Furthermore, the lower die further comprises a plurality of discharging devices, each discharging device comprises a boss and a discharging plate, the bosses are fixedly arranged on the upper surface of the lower fixing plate, the discharging plates are fixedly arranged on the bosses, and the discharging plates are connected with the hardware in a blocking mode. After turn-ups stamping forming, turn-ups structure and terrace die interlock each other, and the terrace die drives hardware upward movement, and the stripper keeps off each other with the hardware and connects, with hardware and terrace die separation, can carry out the punching press of next hardware fast, improves whole efficiency.

Different from the prior art, the technical scheme has the following beneficial effects:

in the compound die in-process, the terrace die is mutually supported with the Z book shaping face of die, carry out Z book shaping punching press to the hardware, after Z book shaping punching press was accomplished, the hardware is pushed down to terrace die and die, the turn-ups district linear distance of die cavity both sides is less than the width of hardware, inside terrace die and die entered into the die cavity, the hardware was greater than the die cavity part and carries out turn-ups stamping forming under terrace die and the combined action of turn-ups district, accomplish the stamping forming of punching press process formation area turn-ups Z book shaping hardware, avoid a lot of stamping forming in-process to cause the finished piece quality unstable, high in production cost, the problem of inefficiency.

Drawings

FIG. 1 is a cross-sectional view of an upper die of a stamping die according to an embodiment;

FIG. 2 is an enlarged view of a portion of an upper mold A of a stamping mold according to an embodiment;

FIG. 3 is a cross-sectional view of a lower die of a stamping die according to an embodiment;

FIG. 4 is an enlarged view of a lower mold B of a stamping mold according to an embodiment;

FIG. 5 is a cross-sectional view of a stamping die according to an embodiment after closing;

FIG. 6 is a top view of a lower die of a stamping die according to an embodiment;

FIG. 7 is an elevation view of a movable punch of a stamping die according to an embodiment;

FIG. 8 is an elevation view of a stationary punch in a stamping die according to an embodiment;

FIG. 9 is an elevation view of a cavity plate of a stamping die according to an embodiment.

Description of reference numerals:

1. an upper die holder; 101. an upper base plate; 102. fixing the plate; 103. a movable male die; 104. fixing the male die; 105. a card slot; 106. buckling; 107. a first slide rail; 108. a first slider; 109. a first extension block; 1010. a spring device;

2. a lower die holder; 201. a lower base plate; 202. a lower fixing plate; 203. a female die; 204. a second slide rail; 205. a second slider; 206. a second extension block; 207. a first inclined surface; 208. a second face inclined face; 209. a third inclined surface; 2010. a limiting column; 2011. a flanging area;

3. a drive device; 301. a device body; 302. a telescopic rod; 303. an output shaft;

4. a discharge device; 401. a boss; 402. a stripper plate; 403. a gear stage;

5. hardware.

Detailed Description

To explain technical contents, structural features, and objects and effects of the technical solutions in detail, the following detailed description is given with reference to the accompanying drawings in conjunction with the embodiments.

Referring to fig. 1-9, the present embodiment discloses a stamping die with a flanging Z-fold forming hardware, which includes an upper die and a lower die, wherein the upper die includes an upper die base 1, an upper backing plate 101, an upper fixing plate 102, a movable male die 103, and a fixed male die 104. The upper die base plate 101 is fixedly arranged on the upper die base 1 through a bolt device, the upper fixing plate 102 is fixedly arranged on the upper die base plate 101 through the bolt device, a male die cavity is arranged in the middle of the upper fixing plate 102, the movable male die 103 and the fixed male die 104 are arranged in the male die cavity, the fixed male die 104 is fixedly connected with the inner wall of the male die cavity, and the movable male die 103 is arranged in the male die cavity in a sliding mode. The inner side surface of the upper fixing plate 102 is provided with a clamping groove 105, the fixed male die 104 is provided with a buckle 106, the fixed male die 104 and the upper fixing plate 102 are connected in a clamping mode through the clamping groove 105 and the buckle 106, the inner side surface of the upper fixing plate 102 is provided with a first sliding rail 107, the movable male die 103 is provided with a first sliding block 108 matched with the first sliding rail 107, one end, far away from the upper base plate 101, of the first sliding rail 107 is provided with a first extending block 109, and the first extending block 109 is in blocking connection with the first sliding block 108. A plurality of elastic devices are arranged in the punch cavity, one end of each elastic device is fixedly connected with the movable punch 103, and the other end of each elastic device penetrates through the upper base plate 101 to be fixedly connected with the upper die holder 1. In this embodiment, the elastic device is a spring device 1010, the spring device 1010 provides a buffer area for the movable male die 103, in the mold closing process, the fixed male die 104 is firstly attached to the Z-folded surface of the female die 203, after the hardware 5 is pressed by the third inclined surfaces 209 of the fixed male die 104 and the female die 203, the movable male die 103 compresses the spring device 1010, the movable male die 103 is matched with the first inclined surfaces 207 and the second inclined surfaces to punch the folded angle part of the Z-folded structure of the hardware 5, the fixed male die 104 and the third matching surface play a role in fixing the hardware 5 in the punching process, the situation that the position of the hardware 5 is relatively deviated to cause the deviation of the final punched shape of the workpiece is reduced, and the yield is improved. The movable convex die 103 and the fixed convex die 104 are arranged movably in the vertical direction, the movable convex die 103 can move up and down in the convex die cavity in the die closing process, and the spring device 1010 penetrates through the upper base plate 101 to be connected with the upper die base 1, so that the movable convex die 103 can be attached to the upper base plate 101 in the upward moving process, and the space of the convex die cavity is fully utilized.

The lower die comprises a lower die base 2, a lower backing plate 201, a lower fixing plate 202, a female die 203 and a discharging device 4. The lower backing plate 201 is fixed on the lower die base 2 through a bolt device, and the lower fixing plate 202 is fixed on the lower backing plate 201 through the bolt device. Lower die holder 2 is equipped with drive arrangement 3, and drive arrangement 3 includes device body 301, output shaft 303 and a plurality of telescopic link 302, and output shaft 303 connecting device body 301 and lower die holder 2, telescopic link 302 one end are connected with device body 301, and the other end runs through lower die holder 2 and lower bolster 201 and is connected with die 203 bottom. The lower fixing plate 202 is provided with two flanging areas 2011, a cavity of the female die 203 is arranged between the two flanging areas 2011, the female die 203 is arranged in the cavity of the female die 203 in a sliding mode, the upper surface of the female die 203 is a Z-fold forming surface which comprises a first inclined surface 207, a second inclined surface and a third inclined surface 209 which are sequentially intersected, the first inclined surface 207 and the second inclined surface have an included angle alpha, the second inclined surface and the third inclined surface 209 have an included angle beta, the included angle alpha is a minor angle, the included angle beta is a major angle, in the embodiment, the angle alpha is 130 degrees, the angle beta is 230 degrees, the third inclined surface 209 and the first inclined surface 207 are parallel to each other, a limiting column 2010 is arranged on one side, away from the second inclined surface, of the first inclined surface 207 of the female die 203, the limiting column 2010 is fixedly connected with the female die 203, before die assembly, the limiting column 2010 can help workers accurately place the position of the hardware 5, and the probability that, the upper surface of the flanging area 2011 is consistent with the Z-folded forming surface, the lower surface of the male die is matched with the Z-folded forming surface, the inner side surface of the fixed plate is provided with a plurality of second sliding rails 204, the female die 203 is provided with a plurality of second sliding blocks 205 matched with the second sliding rails 204, one end, away from the lower cushion plate 201, of each second sliding rail 204 is provided with a plurality of second extension blocks 206, and the second extension blocks 206 are mutually connected with the second sliding rails 204 in a blocking mode. The discharging device 4 comprises a boss 401 and a discharging plate 402, wherein the boss 401 is fixedly arranged on the upper surface of the lower fixing plate 202, the discharging plate 402 is fixedly arranged on the boss 401, a baffle platform 403 protruding outwards is arranged in the middle of the discharging plate 402, and the discharging plate 402 is in baffle connection with the hardware 5.

In assembly, the upper base plate 101 is fixed to the upper die base 1 by a bolt device, the upper fixing plate 102 is fixed to the upper base plate 101, the fixed punch 104 is installed in the punch cavity by the clamping between the clamping groove 105 and the buckle 106, and the first slide block 108 of the movable punch 103 is installed in the first slide rail 107. The lower backing plate 201 is fixed on the lower die holder 2 through a bolt device, the lower fixing plate 202 is fixed on the lower backing plate 201, the rigid unloading is fixed on the lower fixing plate 202, and the second sliding block 205 of the female die 203 is installed in the second sliding rail 204 to be used.

In the die closing process, the driving device 3 pushes the lower die to move upwards, the first matching surface and the second matching surface of the movable male die 103 and the third matching surface of the fixed male die 104 are matched with the upper surface of the female die 203 to perform Z-folding stamping on the hardware 5, after the Z-folding stamping, the movable male die 103, the fixed male die 104 and the female die 203 press the hardware 5, the hardware continues to move downwards relative to the lower fixed plate 202, the movable male die 103 and the fixed male die 104 enter the cavity of the female die 203, and the hardware 5 is subjected to flanging stamping forming. After the flanging stamping is completed, the telescopic rod 302 of the driving device 3 contracts, the hardware 5 is clamped on the movable male die 103 and the fixed male die 104 and moves upwards relative to the female die 203, the hardware 5 is taken down through the discharging plate 402, and the whole stamping process is completed. The function of one-time punch forming of the hardware 5 with the flanging Z-shaped folding is achieved, and the problems of different quality, low yield and high production cost caused by multiple times of punching are avoided.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or terminal. Without further limitation, an element defined by the phrases "comprising … …" or "comprising … …" does not exclude the presence of additional elements in a process, method, article, or terminal that comprises the element. Further, herein, "greater than," "less than," "more than," and the like are understood to exclude the present numbers; the terms "above", "below", "within" and the like are to be understood as including the number.

Although the embodiments have been described, once the basic inventive concept is known, other changes and modifications can be made to the embodiments by those skilled in the art, so that the above embodiments are only examples of the present invention, and not intended to limit the scope of the present invention, and all the modifications of the equivalent structure or equivalent flow path using the contents of the specification and the drawings of the present invention, or directly or indirectly using other related technical fields are also included in the scope of the present invention.

Claims (10)

1. The utility model provides a take turn-ups Z to roll over stamping die of shaping hardware, a serial communication port, includes mould and lower mould, it includes the terrace die to go up the mould, the lower mould is including lower solid board and die, lower solid board is equipped with two turn-ups districts, is equipped with the die cavity between two turn-ups districts, and the die activity sets up inside the die cavity, the upper surface of die is Z book profiled surface, the terrace die lower surface is mutually supported with Z book profiled surface, and the upper surface in turn-ups district is consistent with Z book profiled surface, and the linear distance in two turn-ups districts is less than the width of hardware.

2. The stamping die of claim 1, wherein: the Z-fold forming surface comprises a first inclined surface, a second inclined surface and a third inclined surface which are sequentially crossed, the first inclined surface and the second inclined surface are provided with an included angle alpha, the second inclined surface and the third inclined surface are provided with an included angle beta, the included angle alpha is an inferior angle, and the included angle beta is a superior angle.

3. The stamping die of claim 1, wherein: the male die comprises a movable male die and a fixed male die, the movable male die is positioned on one side surface of the fixed male die, the movable male die and the fixed male die are movably arranged in the vertical direction relatively, the movable male die is matched with the first inclined surface and the second inclined surface, and the fixed male die is matched with the third inclined surface.

4. The stamping die of claim 3, wherein: the upper die further comprises an upper die base, an upper backing plate and an upper fixing plate, the upper backing plate is fixedly arranged on the upper die base, the upper fixing plate is fixedly arranged on the upper backing plate, a male die cavity is arranged in the middle of the upper fixing plate, the movable male die and the fixed male die are arranged in the male die cavity, the fixed male die is fixedly connected with the inner wall of the male die cavity, and the movable male die is arranged in the male die cavity in a sliding mode.

5. The stamping die of claim 4, wherein: a plurality of elastic devices are arranged in the cavity of the male die, one ends of the elastic devices are fixedly connected with the movable male die, and the other ends of the elastic devices penetrate through the upper base plate and are fixedly connected with the upper die base.

6. The stamping die of claim 4, wherein: the inner side surface of the upper fixing plate is provided with a clamping groove, the fixed male die is provided with a buckle, the clamping groove and the buckle are clamped mutually, the inner side surface of the upper fixing plate is provided with a first sliding rail, the movable male die is provided with a first sliding block matched with the first sliding rail, one end, away from the upper base plate, of the first sliding rail is provided with a first extension block, and the first extension block and the first sliding block are in blocking connection mutually.

7. The stamping die of claim 1, wherein: the lower die further comprises a lower die base and a lower backing plate, the lower backing plate is fixedly arranged on the lower die base, and the lower fixing plate is fixedly arranged on the lower backing plate.

8. The stamping die of claim 7, wherein: the die holder is equipped with drive arrangement, drive arrangement includes device body, output shaft and a plurality of telescopic link, output shaft connecting device body and die holder, telescopic link one end and this body coupling of device, the other end runs through die holder and lower bolster and is connected bottom the die.

9. The stamping die of claim 7, wherein: the inner side surface of the lower fixing plate is provided with a plurality of second sliding rails, the female die is provided with a plurality of second sliding blocks matched with the second sliding rails, one end, far away from the lower base plate, of each second sliding rail is provided with a plurality of second extending blocks, and the second extending blocks are mutually connected with the second sliding rails in a blocking mode.

10. The stamping die of any one of claims 1-9, wherein: the lower die further comprises a plurality of discharging devices, each discharging device comprises a boss and a discharging plate, the bosses are fixedly arranged on the upper surface of the lower fixing plate, the discharging plates are fixedly arranged on the bosses, and the discharging plates are connected with the hardware in a blocking mode.

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