阅读说明：本技术 一种扁机壳多工位拉伸级进模 (Multi-station stretching progressive die for flat shell ) 是由 邵炼军 于 2021-09-24 设计创作，主要内容包括：本申请涉及一种扁机壳多工位拉伸级进模,包括支撑在地面上的下模、竖直滑移设置于所述下模上端的下脱板以及竖直滑移设置于所述下脱板上侧并抵接所述下脱板下移的上模,所述下脱板上端开设有供料板水平穿过的料槽,所述上模下端以及所述下模上端沿料板移动方向依次设置有冲孔剪边工位、刺破工位、多级外形拉伸工位、多级轴承孔拉伸工位、冲孔工位、侧冲工位、旋切工位以及废料切断工位。本申请具有提高扁机壳生产效率等特点。(The utility model relates to a tensile mould that upgrades of flat casing multistation, including support subaerial lower mould, vertical slide set up in lower take off the board and vertical slide set up in lower mould upper end take off board upside and butt down take off the last mould that the board moved down, take off the silo that the feed plate level passed is seted up to the board upper end down, go up the mould lower extreme and lower mould upper end has set gradually along flitch moving direction and has punched a hole and cut off the limit station, has punctured station, the tensile station of multistage appearance, the tensile station of multistage dead eye, the station of punching a hole, side blow station, rotary-cut station and waste material cutting station. This application has characteristics such as improve flat casing production efficiency.)

1. The utility model provides a tensile mould that upgrades of flat casing multistation which characterized in that: including support subaerial lower mould (1), vertical slide set up in lower mould (1) upper end take off board (2) and vertical slide set up in take off board (2) upside and butt down take off last mould (3) that board (2) moved down, take off silo (4) that the feed plate level passed are seted up to board (2) upper end down, go up mould (3) lower extreme and lower mould (1) upper end has set gradually along flitch moving direction and has punched a hole and cut edge station (5), puncture station (6), tensile station (7) of multistage appearance, the tensile station (8) of multistage dead eye, station (9) of punching a hole, side blow station (10), rotary-cut station (11) and waste material cut off station (12).

2. The flat-housing multi-station stretching progressive die of claim 1, wherein: the side punching station (10) comprises a side punching base (17) arranged at the upper end of the lower die (1), side punching heads (18) horizontally arranged at the upper end of the lower stripper plate (2) and positioned at two sides of the trough (4), and a side punching groove (19) for inserting the side punching heads (18) is formed in one side, close to the side punching heads (18), of the side punching base (17).

3. The flat-housing multi-station stretching progressive die of claim 2, wherein: the side punching stations (10) are provided with two groups, and the side punches (18) of the two groups of side punching stations (10) face opposite directions.

4. The flat-housing multi-station stretching progressive die of claim 1, wherein: the rotary cutting station (11) comprises a rotary cutting base (20) vertically arranged at the upper end of the lower die (1), a rotary cutting die frame (21) arranged at the lower end of the upper die (3), and a rotary cutting head (22) vertically arranged in the middle of the rotary cutting die frame (21) in a sliding manner and moving along the axial direction of the rotary cutting base (20).

5. The flat-housing multi-station stretching progressive die of claim 4, wherein: the rotary cutting device is characterized in that rotary cutting steps (23) which are horizontal are circumferentially distributed on the inner side wall of the rotary cutting die frame (21), rotary cutting long grooves (24) are formed in the opposite side of each rotary cutting step (23) on the inner side wall of the rotary cutting die frame (21), the upper side end and the lower side end of each rotary cutting step (23) are inclined, the rotary cutting steps (23) which are circumferentially arranged are gradually reduced in height, and abutting sliding blocks (25) which abut against the rotary cutting steps (23) and are inserted into the rotary cutting long grooves (24) to move are arranged at the circumferential side ends of the rotary cutting tool bit (22).

6. The flat-housing multi-station stretching progressive die of claim 1, wherein: and a plurality of groups of photoelectric detection devices (31) are arranged at one side of the trough (4) at the upper end of the lower stripping plate (2).

7. The flat-housing multi-station stretching progressive die of claim 1, wherein: a guide assembly (33) is arranged between the lower die (1) and the upper die (3), the guide assembly (33) comprises a guide pillar (26) arranged at the upper end of the lower die (1), a sliding sleeve (27) slidably sleeved on the peripheral side end of the guide pillar (26), and a guide sleeve (28) arranged at the lower end of the upper die (3) and used for the guide pillar (26) and the sliding sleeve (27) to slide and insert, a pressure spring (30) is sleeved at the peripheral side end of the guide pillar (26), and the upper end of the pressure spring (30) abuts against the lower end of the sliding sleeve (27).

8. The flat-housing multi-station stretching progressive die of claim 1, wherein: the waste cutting station (12) comprises a waste cutter head (32) arranged at the side end of the upper die (3), and the waste cutter head (32) is tangent to the side wall of the lower die (1).

Technical Field

The application relates to the technical field of stamping dies, in particular to a multi-station stretching progressive die for a flat shell.

Background

At present, a stamping die is a special process equipment for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold stamping, and is called a cold stamping die (commonly called a cold stamping die). Stamping is a press working method in which a die mounted on a press is used to apply pressure to a material at room temperature to cause separation or plastic deformation of the material, thereby obtaining a desired part.

An existing flat shell is a metal shell of a novel sound wave motor as shown in fig. 6, is widely applied to personal care products such as electric toothbrushes, face cleaning instruments and lazy toothbrushes, and is wide in application and wide in market prospect.

The above related technical solutions have the following drawbacks: the flat shell is in a long cylinder shape, the conventional scheme is to roll up the plate and then weld the plate, but the scheme has low efficiency in producing the flat shell.

Disclosure of Invention

In order to improve production efficiency, the application provides a tensile mould that upgrades of flat casing multistation.

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

the utility model provides a tensile mould that upgrades of flat casing multistation, including support subaerial lower mould, vertical slide set up in lower take off the board and vertical slide set up in lower the lower end take off board upside and butt down take off the last mould that the board moved down, take off the silo that the feed plate level passed is seted up to the board upper end down, go up the mould lower extreme and the lower mould upper end has set gradually along flitch moving direction and has punched a hole and cut off the limit station, has punctured the station, the tensile station of multistage appearance, the tensile station of multistage dead eye, the station of punching a hole, side blow station, rotary-cut station and waste material cut off the station.

Through adopting above-mentioned technical scheme, when producing flat casing through this mould, the flitch penetrates by the silo, goes up the vertical reciprocal slip of mould, and the last mould that vertically slides drives down takes off the board and moves down and with the lower mould butt to carry out the punching press with the flitch, and the flitch in the moving is in proper order through punching a hole and cutting the limit station, piercing station, the tensile station of multistage appearance, the tensile station of multistage dead eye, the station of punching a hole, the side blow station, rotary-cut station and waste material cut off the station, flat casing of direct forming at last. The scheme makes the production of the flat casing more convenient and the efficiency higher.

Preferably, the side punching station comprises a side punching base arranged at the upper end of the lower die, and side punching heads horizontally arranged at the upper end of the lower stripper plate and positioned at two sides of the trough in a sliding manner, and a side punching groove for inserting the side punching heads is formed in one side of the side punching base, which is close to the side punching heads.

Through adopting above-mentioned technical scheme, go up the mould and take off the board down and all remove in vertical direction, and the side of flat casing is seted up porosely, when carrying out the side blow to flat casing semi-manufactured goods through the side blow station, it moves down to go up the mould and makes down and take off board butt post lower mould upper end, the side blow base plug-in connection to flat casing semi-manufactured goods lower extreme this moment, and the side punch horizontal migration moves and inserts in the side dashes the inslot, thereby at flat casing semi-manufactured goods side punching hole, this scheme makes the side blow station can be fast accurate the hole of punching out flat casing side, promote flat casing's production efficiency.

Preferably, the side punching stations are provided with two groups, and the side punches of the two groups of side punching stations face opposite directions.

Through adopting above-mentioned technical scheme, two sets of side blow stations divide and successively punch a hole in the both sides of flat casing, when carrying out the side and punch a hole, will make the position that flat casing punched a hole form more tiny deckle edge, in case the twice side punches a hole and once accomplishes, when the die sinking, flat casing semi-manufactured goods will be difficult for breaking away from the side blow base, can cause the flitch to be torn, and then cause continuous production's stopping, this scheme is with twice side blow hole separately to guarantee going on in succession of production, guarantee the efficiency of production.

Preferably, the rotary cutting station comprises a rotary cutting base vertically arranged at the upper end of the lower die, a rotary cutting die frame arranged at the lower end of the upper die, and a rotary cutting head vertically slidably arranged in the middle of the rotary cutting die frame and circumferentially moving along the axis of the rotary cutting base.

Through adopting above-mentioned technical scheme, after flat casing process side blow, the appearance of flat casing has basically ended, need downcut the flat casing from the flitch one by one this moment, no matter which direction from flat casing side cuts into this moment, can cause the unedged unevenness of flat casing cost lower extreme, and then influence the production quality of flat casing, cut off flat casing through setting up rotary cutter head in this scheme, cut into for the week side end inwards around flat casing in the excision, make the unedged of flat casing incision department totally towards inboard, the quality of flat casing has been promoted when not influencing production efficiency.

Preferably, the rotary cutting ladder is arranged on the inner side wall of the rotary cutting die frame in the circumferential direction, a rotary cutting long groove is formed in the inner side wall of the rotary cutting die frame on the opposite side of the rotary cutting ladder, the upper side end and the lower side end of the rotary cutting ladder are inclined, the rotary cutting ladder circumferentially arranged is gradually reduced in height, and a butt sliding block which is abutted to the rotary cutting ladder and is inserted into the rotary cutting long groove to move is arranged at the circumferential side end of the rotary cutting head.

By adopting the technical scheme, when the rotary-cut cutter head vertically moves in the rotary-cut mould base, the butt sliding block at the peripheral end of the rotary-cut cutter head is abutted against the rotary-cut ladder, the rotary-cut cutter head horizontally moves and is gradually inserted into the rotary-cut long groove under the action of the rotary-cut ladder inclined plane, when the rotary-cut ladders with different heights are sequentially abutted, the whole rotary-cut cutter head horizontally and circumferentially moves while vertically moving, so that the rotary cutting of a semi-finished product of a flat machine shell is completed, the scheme does not need to arrange a power source for driving the rotary-cut cutter head to horizontally and circumferentially move in a rotary-cut station, the cost is saved, and the rotary cutting can be realized once when each mould closing is carried out, and the rotary-cut cutter is more convenient.

Preferably, a plurality of groups of photoelectric detection devices are arranged at the upper end of the lower stripping plate on one side of the trough.

Through adopting above-mentioned technical scheme, the removal of the flitch in the in-process material area of production can appear the fold because of various stresses and break away from the silo even, and then leads to the production stagnation, carries out real-time detection to the production of flat casing through setting up multiunit photoelectric detection device in this scheme, can in time stop the mould and maintain when the problem to reduce the loss.

Preferably, a guide assembly is arranged between the lower die and the upper die, the guide assembly comprises a guide pillar arranged at the upper end of the lower die, a sliding sleeve sleeved on the lateral end of the guide pillar in a sliding manner, and a guide sleeve arranged at the lower end of the upper die and used for the guide pillar and the sliding sleeve to be inserted in a sliding manner, a pressure spring is sleeved at the lateral end of the guide pillar, and the upper end of the pressure spring abuts against the lower end of the sliding sleeve.

Through adopting above-mentioned technical scheme, when in continuous production, go up the mould and take off a little deviation of board down and all probably cause the damage of product, lead to the mould that moves down and take off the board down through setting up the direction subassembly in this scheme, guarantee the accuracy of removal back position, and then guarantee the quality of product and the probability of stopping production.

Preferably, the waste material cutting station comprises a waste material cutter head arranged at the side end of the upper die, and the waste material cutter head is tangent to the side wall of the lower die.

Through adopting above-mentioned technical scheme, after the flitch was processed into flat casing one by one, a rectangular frame will remain to the flitch, through setting up the waste material tool bit in this scheme for the compound die all accessible waste material tool bit of every turn cuts off the flitch, thereby guarantees that the waste material can not influence normal production.

To sum up, the beneficial technical effect of this application does:

1. when the flat shell is produced through the die, the material plate penetrates through the material groove, the upper die vertically slides in a reciprocating mode, the upper die which slides vertically drives the lower stripper plate to move downwards and abut against the lower die, so that the material plate is punched, and the moving material plate sequentially passes through a punching and trimming station, a puncturing station, a multi-stage appearance stretching station, a multi-stage bearing hole stretching station, a punching station, a side punching station, a rotary cutting station and a waste cutting station, and finally the flat shell is directly formed. The scheme ensures that the flat shell is more convenient to produce and has higher efficiency;

2. when the flat shell semi-finished product is subjected to side punching through the side punching station, the upper die moves downwards to enable the lower stripper plate to be abutted against the upper end of the lower die of the column, the side punching base is inserted into the lower end of the flat shell semi-finished product, and the side punching head moves horizontally and is inserted into the side punching groove, so that a hole is punched at the side end of the flat shell semi-finished product, the side punching station can quickly and accurately punch the hole at the side end of the flat shell, and the production efficiency of the flat shell is improved;

3. when the rotary-cut tool bit vertically moves in the rotary-cut die frame, the abutting sliding block at the peripheral end of the rotary-cut tool bit abuts against the rotary-cut ladder, the rotary-cut tool bit horizontally moves and is gradually inserted into the rotary-cut long groove under the action of the rotary-cut ladder inclined plane, when the rotary-cut ladders with different heights are sequentially abutted, the whole rotary-cut tool bit horizontally and circumferentially moves while vertically moving, so that rotary cutting of a semi-finished product of a flat shell is completed, a power source for driving the rotary-cut tool bit to horizontally and circumferentially move is not required to be arranged in a rotary-cut station, cost is saved, and one-time rotary cutting can be realized when each time of die assembly is ensured, and the rotary-cut tool is more convenient.

Drawings

FIG. 1 is a schematic structural view of a multi-station stretching progressive die of a flat housing, showing a die opening state;

FIG. 2 is a process flow diagram of a multi-station drawing progressive die for a flat housing;

FIG. 3 is a schematic structural view of a multi-station drawing progressive die for a flat housing, showing a die closing state;

FIG. 4 is an enlarged view of FIG. 3 at A;

FIG. 5 is an enlarged view of FIG. 3 at B;

fig. 6 is a process flow diagram of a flat housing.

In the figure: 1. a lower die; 2. removing the plate; 3. an upper die; 4. a trough; 5. punching and trimming stations; 6. a piercing station; 7. a multi-stage profile stretching station; 8. a multi-stage bearing hole stretching station; 9. a punching station; 10. a side punching station; 11. a rotary cutting station; 12. a waste cutting station; 13. piercing the punch; 14. piercing the punch seat; 15. forming a punch; 16. forming a punching seat; 17. laterally punching the base; 18. a side punch; 19. side notching; 20. rotary cutting the base; 21. rotary cutting the die carrier; 22. a rotary cutter head; 23. carrying out rotary cutting on the ladder; 24. rotary cutting the long groove; 25. abutting against the sliding block; 26. a guide post; 27. a sliding sleeve; 28. a guide sleeve; 29. a ball bearing; 30. a pressure spring; 31. a photoelectric detection device; 32. a waste cutter head; 33. a guide assembly.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

Referring to fig. 1, the multi-station stretching progressive die for the flat casing comprises a lower die 1 supported on the ground, a lower stripper plate 2 arranged at the upper end of the lower die 1 through a guide assembly 33 in a vertical sliding manner, and an upper die 3 arranged at the upper side of the lower stripper plate 2 through a press in a vertical sliding manner and abutted against the lower stripper plate 2 to move downwards.

The upper end level of lower stripper plate 2 is seted up the silo 4 that both ends link up for the flitch of producing flat casing is rectangular form and pegs graft in silo 4 and moves along the length direction of silo 4, and the length that the flitch moved each time when removing is the required length of producing a flat casing.

Referring to fig. 1 and 2, one end of the upper die 3 and the lower die 1, which is close to each other, is provided with a punching and trimming station 5, a piercing station 6, a multi-stage shape stretching station 7, a multi-stage bearing hole stretching station 8, a punching station 9, a side punching station 10, a rotary cutting station 11 and a waste cutting station 12 in sequence along the length direction of the trough 4.

The punching and trimming station 5, the puncturing station 6 and the punching station 9 respectively comprise a puncturing punch 13 fixed at the lower end of the upper die 3 through bolts and a puncturing punch seat 14 fixed at the upper end of the lower die 1 through bolts and opposite to the puncturing punch 13, the multistage outline stretching station 7 and the multistage bearing hole stretching station 8 comprise a forming punch 15 fixed at the upper end of the lower die 1 through bolts and a forming punch seat 16 fixed at the lower end of the upper die 3 through bolts, so that the flitch can directly form the approximate appearance of the flat shell after continuously passing through the punching and trimming station 5, the puncturing station 6, the multistage outline stretching station 7, the multistage bearing hole stretching station 8 and the punching station 9.

The side blow station 10 is total two sets ofly, each side blow station 10 of group all includes through the side blow base 17 and the horizontal drift 18 that slides and set up in the lower stripper 2 upper end of bolt fastening at the 1 side of lower mould, the lower stripper 2 upper end has the cylinder through the bolt fastening, the side drift 18 passes through the bolt fastening on the piston rod of cylinder, the cylinder drives the perpendicular to silo 4 of side drift 18 and removes, the side drift 18 branch of two sets of side blow stations 10 is listed in the both sides of silo 4 and staggers, side blow base 17 is seted up by a side end of side drift 18 and is supplied side drift 18 male side blow groove 19.

Referring to fig. 3 and 4, the rotary cutting station 11 includes a rotary cutting base 20 fixed on the upper end of the lower die 1 by bolts, a rotary cutting die frame 21 fixed on the lower end of the upper die 3 by bolts, and a rotary cutting head 22 connected to the middle of the rotary cutting die frame 21 in a vertically sliding manner, the inner side wall of the rotary cutting die frame 21 is integrally provided with a rotary cutting step 23 in the circumferential direction, the rotary cutting die frame 21 is provided with a rotary cutting long groove 24 on one inner wall of the opposite rotary cutting step 23, the rotary cutting steps 23 arranged in the circumferential direction are gradually reduced in height, the circumferential side end of the rotary cutting head 22 is integrally provided with a butting slider 25, the butting slider 25 and the upper and lower side ends of the rotary cutting step 23 are inclined, both side walls of the rotary cutting long groove 24 are also inclined, when the rotary cutting head 22 butts against the flat case semi-finished product positioned on the upper end of the lower stripper 2, the rotary cutting head 22 vertically moves up along the middle of the rotary cutting die frame 21, at this time the butting slider 25 butts against the rotary cutting step 23, the rotary cutter head 22 can move vertically and also move horizontally to a smaller extent, and when the rotary cutter head 22 sequentially contacts the rotary cutting steps 23 with different heights, the rotary cutter head 22 rotates one circle in the horizontal direction, so that the upper end of the flat machine shell with the lower end fixed on the rotary cutting base 20 is cut off.

Referring to fig. 3 and 5, the guiding assembly 33 includes a guide post 26 vertically fixed at the upper end of the lower die 1 by a bolt, a sliding sleeve 27 coaxially slidably sleeved at the circumferential end of the guide post 26, and a guide sleeve 28 fixed at the lower end of the upper die 3 by a bolt, the guide post 26 and the sliding sleeve 27 can be jointly inserted into the guide sleeve 28, a ball 29 abutting against the outer side wall of the guide post 26 and the inner side wall of the guide sleeve 28 is rotatably embedded in the sliding sleeve 27, a pressure spring 30 is coaxially sleeved on the guide post 26, the lower end of the pressure spring 30 abuts against the upper end of the lower die 1, and the upper end of the pressure spring 30 abuts against the lower end of the sliding sleeve 27.

Referring to fig. 2, a plurality of groups of photoelectric detection devices 31 are horizontally fixed at the upper end of the lower stripper plate 2 at one side of the trough 4 through bolts, and the photoelectric detection devices 31 point to the material plate in processing, so that the processing process is detected.

Referring to fig. 2 and 4, the scrap cutting station 12 includes a scrap cutter head 32 fixed to the side end of the upper die 3 by bolts, the scrap cutter head 32 is located at the end of the trough 4, and the scrap cutter head 32 moves down along with the upper die 3 and is tangent to the lower die 1, so as to cut the material plate.

The implementation principle of the embodiment is as follows:

when the die is used for producing the flat shell, the flitch penetrates through one end of the material groove 4 and penetrates out of the other end, then the upper die 3 vertically reciprocates under the guide of the guide assembly 33, when the upper die 3 is abutted against the lower stripper 2, the flitch is clamped, then the upper die 3 and the lower stripper 2 move downwards together, then the upper die 3 moves upwards, and the lower stripper 2 resets under the action of the pressure spring 30, so that one-time stamping is completed, and the flitch sequentially passes through the punching and trimming station 5, the puncturing station 6, the multi-stage shape stretching station 7, the multi-stage bearing hole stretching station 8, the punching station 9, the side punching station 10, the rotary cutting station 11 and the waste material cutting station 12, punches preformed grooves on the punching and trimming station 5 and the puncturing station 6, so that the flitch cannot be damaged due to excessive stress when the flat shell is subsequently stamped, and then passes through the multi-stage shape stretching station 7 and the multi-stage bearing hole stretching station 8 to be stamped and stretched on the semi-finished product of the flat shell to form the approximate shape of the flat shell, when the semi-finished product of the flat shell moves to the side punching station 10 along with the material belt, the side punching head 18 is driven by the cylinder to horizontally move and is inserted into the side punching groove 19, thereby punching a side hole at the side end of the flat machine shell semi-finished product, when the upper die 3 is abutted to the lower stripper plate 2 and moves downwards, the rotary cutting base 20 is inserted to the lower end of the flat machine shell semi-finished product, the rotary cutting head 22 vertically moves upwards in the rotary cutting die frame 21, the abutting slide block 25 at the peripheral side end of the rotary cutting head 22 is abutted to the rotary cutting ladder 23 during moving, horizontally moves under the action of the inclined plane of the rotary cutting ladder 23 and is gradually inserted into the rotary cutting long groove 24, when the rotary cutting steps 23 with different heights are abutted in sequence, the whole rotary cutting head 22 moves horizontally and circumferentially while moving vertically, thus, the rotary cutting of the semi-finished product of the flat casing is completed, and the rotary cutter head 22 moves downwards under the action of gravity along with the upward movement of the upper die 3, and finally the waste material cutter head 32 cuts the material plate into a section.

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.