CN210475227U - Composite die for cutting pouring gate and punching hole of thin-wall part - Google Patents
Composite die for cutting pouring gate and punching hole of thin-wall part Download PDFInfo
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- CN210475227U CN210475227U CN201921308425.3U CN201921308425U CN210475227U CN 210475227 U CN210475227 U CN 210475227U CN 201921308425 U CN201921308425 U CN 201921308425U CN 210475227 U CN210475227 U CN 210475227U
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Abstract
The utility model discloses a composite die for cutting pouring gates and punching holes of thin-wall parts, which relates to a die, comprising an upper die part and a lower die part, wherein the upper die part comprises an upper die plate, an upper die fixing plate is arranged at the upper side of the upper die plate, an elastic module is arranged between the upper die plate and the upper die fixing plate, the lower end of the elastic module is provided with a top plate, the lower end of the upper die plate is provided with a knife edge, a discharging block is arranged in the knife edge, the top plate is provided with a top rod used for fixing a discharging block, a punch pressing plate is arranged between the top plate and the upper die plate, the lower end of the punch pressing plate is provided with a punch fixing plate, the punch fixing plate is provided with a punch, the upper die plate is also provided with a locking module, the lower die part comprises a lower die plate and a fixing, and then the pull rod and the slide block are fixed through a positioning screw. The punching die has the characteristics of high punching efficiency and accurate positioning.
Description
Technical Field
The utility model relates to a mould especially involves a cut runner and compound mould that punches a hole for thin wall part.
Background
As shown in fig. 1, fig. 1 is a workpiece to be processed, which is a relatively special thin-walled part, and has many longitudinal holes, and during the production process, the holes are prone to have burrs, and the burrs need to be processed by subsequent punching and gates need to be cut off; the workpiece also has a plurality of holes in the transverse direction, and the holes are also needed to be punched for processing burrs. The upper part and the lower part of the workpiece form a V-shaped space, and the workpiece is easy to deform after being stressed when burrs in a workpiece hole are punched and processed. Causing the workpiece to be scrapped. Based on the special structure of the workpiece, a composite die suitable for punching rough edges and gates of the workpiece is designed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cut runner and compound mould that punches a hole for thin wall part for solve above-mentioned technical problem.
The utility model adopts the technical scheme as follows:
a composite die for cutting a sprue and punching a thin-wall part comprises an upper die part and a lower die part, wherein the upper die part is arranged on the upper side of the lower die part;
the upper die portion includes:
the upper template is transversely arranged;
the upper die fixing plate is positioned on the upper side of the upper die plate;
the upper template and the upper die fixing plate are connected through two side supporting plates which are arranged side by side at intervals;
the elastic module is positioned between the two side supporting plates and is connected with the lower end of the upper die fixing plate;
the top plate is arranged at the lower end of the elastic module;
the punch pressing plate is arranged between the top plate and the upper template;
the lower end of the upper template is provided with the knife edge, and the upper end of the knife edge is provided with a knife edge counter bore;
the discharging block is arranged inside the knife edge, a top flange is arranged at the upper end of the discharging block, and the top flange is positioned in the knife edge counter bore;
the lower end of the top plate is provided with a plurality of ejector rods, and the lower end of each ejector rod sequentially penetrates through the punch press plate and the upper template from top to bottom and is connected with the top flange;
the lower end of the punch pressing plate is provided with the punch fixing plate;
the punch fixing plate is provided with a plurality of punches, and the lower end of each punch sequentially penetrates through the upper template and the discharging block from top to bottom;
the lower end of the upper template is also provided with the lock module, the lock module is positioned on one side of the knife edge, the lower end of the lock module is provided with a first inclined plane, and the first inclined plane is inclined from top to bottom towards one side far away from the knife edge;
the lower mold part includes:
the lower template is transversely arranged;
the lower template is provided with a workpiece positioning block, and the workpiece positioning block is opposite to the knife edge;
the lower template is also provided with the fixing block, the fixing block is positioned on one side of the workpiece positioning block and is opposite to the locking module, and the fixing block is provided with a sliding groove;
the sliding block is arranged in the sliding groove in a sliding mode, a sliding block punch is arranged at one end, close to the workpiece positioning block, of the sliding block, a second inclined surface matched with the first inclined surface is arranged at one end, far away from the workpiece positioning block, of the sliding block, a first screw hole is further formed at one end, far away from the workpiece positioning block, of the sliding block, the first screw hole is located on the lower side of the second inclined surface, a second screw hole is formed in one side of the sliding block, and the second screw hole is communicated with the first screw hole;
the limiting plate is arranged at one end of the lower template and is positioned at one side of the sliding block, which is far away from the workpiece positioning block;
one end of the pull rod penetrates through the limiting plate and extends into the first screw hole, and the other end of the pull rod is positioned on one side, far away from the sliding block, of the limiting plate;
the second screw hole is internally provided with the positioning screw, and the positioning screw is abutted to one end of the pull rod.
Preferably, the upper mold portion further includes:
the elastic module guide post is used for connecting the elastic module with the lower end of the upper die fixing plate through the elastic module guide post;
and the knife edge fixing plate is connected with the lower end of the upper template through the knife edge fixing plate.
Preferably, the punch fixing plate is provided with a plurality of punch through holes, each punch through hole is respectively opposite to one punch, the peripheral wall of the punch fixing plate is further provided with a plurality of fixing holes, each fixing hole is respectively opposite to one punch through hole, and each fixing hole is respectively communicated with one punch through hole.
Preferably, the upper end of each punch is inserted into a punch through hole, and the upper end of each punch is provided with a punch fixing pin hole.
Preferably, the upper mold portion further includes a plurality of fixing pins, and each fixing pin is disposed in each fixing hole.
Preferably, the upper die part further comprises a plurality of guide pillars, and each corner of the lower surface of the upper die plate is provided with one guide pillar.
Preferably, the lower die part further comprises a plurality of guide sleeves, the lower die plate is provided with a plurality of guide sleeves, and each guide sleeve is respectively opposite to one guide pillar.
Preferably, the pull rod comprises a pull rod body and a pull rod end, a pull rod end groove is formed in the peripheral wall of one end of the pull rod body, the other end of the pull rod body is provided with the pull rod end, a pull rod end screw thread is further arranged on the peripheral wall of one end of the pull rod body, the pull rod end screw thread is located on one side, close to the pull rod end groove, of the pull rod end, the one end of the pull rod body is located in the first screw hole, and the other end of the pull rod body is located on one side, away from the sliding block, of the limiting plate.
As a further preferred, the lower mold part further includes:
the return spring is also arranged on the pull rod body and is positioned between the pull rod end and the limiting plate;
and the protective sleeve is sleeved on the outer side of the return spring.
Preferably, the positioning screw comprises a screw head, a screw rod and a taper pin, the screw head is arranged at one end of the screw rod, the taper pin is arranged at the other end of the screw rod, and threads are arranged on the peripheral wall of the screw rod.
The technical scheme has the following advantages or beneficial effects:
the utility model provides a compound mould can treat and wait to process the work piece and fix, fix a position, also can follow the inside of work piece simultaneously and support the work piece for also can realize carrying out die-cut to thinner work piece when work piece non-deformable, have die-cut efficient, the accurate characteristics in location.
Drawings
FIG. 1 is a schematic structural view of a workpiece to be machined according to the present invention;
FIG. 2 is a front view of the composite die for gate cutting and punching of thin-walled parts of the present invention;
FIG. 3 is a right side view of the composite die for gate cutting and punching of thin-walled parts of the present invention;
fig. 4 is a schematic structural view of an upper mold portion in the present invention;
FIG. 5 is a perspective view of the middle and lower mold portions of the present invention;
fig. 6 is a schematic structural diagram of the composite die for gate cutting and punching of thin-walled parts according to the present invention after die assembly;
fig. 7 is a perspective view of the middle pull rod of the present invention;
fig. 8 is a schematic structural diagram of the middle positioning screw according to the present invention.
In the figure: 1. a workpiece to be processed; 2. mounting a template; 3. an upper die fixing plate; 4. side supporting plates; 5. an elastic module; 501. an elastic module guide post; 6. a top plate; 7. a punch press plate; 701. a punch fixing plate; 702. a punch; 8. a knife edge; 801. a knife edge counter bore; 802. a knife edge fixing plate; 9. unloading the material block; 901. a top flange; 10. a top rod; 11. a lock module; 111. a first inclined surface; 12. a lower template; 13. a workpiece positioning block; 14. a fixed block; 15. a slider; 151. a slider punch; 152. a second inclined surface; 153. a first screw hole; 154. a second screw hole; 16. a limiting plate; 17. a pull rod; 171. a drawbar body; 172. a pull rod end socket; 173. a tie rod end groove; 174. a pull rod end thread; 18. a set screw; 181. a screw head; 182. a screw; 183. a taper pin; 184. a thread; 19. a guide post; 20. a guide sleeve; 21. and (6) a protective sleeve.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.
Fig. 1 is the utility model discloses in treat the structural schematic diagram of processing work piece, fig. 2 is the utility model discloses in be used for thin wall part cut runner and the master view of the compound mould that punches a hole, fig. 3 is the utility model discloses in be used for thin wall part cut runner and the right side view of the compound mould that punches a hole, fig. 4 is the utility model discloses in go up the structural schematic diagram of mould part, fig. 5 is the utility model discloses in the stereograph of lower mould part, fig. 6 is the utility model discloses in be used for thin wall part cut the runner and the structure schematic diagram behind the compound mould compound die that punches a hole, fig. 7 is the utility model discloses well stereograph of pull rod, fig. 8 is the utility model discloses well set screw's structural schematic diagram please refer to fig. 1 to fig. 8 shown the embodiment of a preferred, a compound mould that is used for thin wall part to cut runner and punch a hole that shows, include: an upper die portion and a lower die portion, the upper die portion being disposed on an upper side of the lower die portion.
Further, as a preferred embodiment, the upper mold portion includes:
the upper die plate 2 is transversely arranged on the upper die plate 2.
And the upper die fixing plate 3 is positioned on the upper side of the upper die plate 2.
And the side supporting plates 4 are connected between the upper die plate 2 and the upper die fixing plate 3 through the side supporting plates 4, and the side supporting plates 4 are arranged side by side at intervals. In this embodiment, the side support plates 4 are perpendicular to the upper mold fixing plate 3 and the upper mold plate 2.
And the elastic modules 5 are positioned between the support plates 4 on the two sides, and the elastic modules 5 are connected with the lower end of the upper die fixing plate 3.
And the top plate 6 is arranged at the lower end of the elastic module 5.
And a punch press plate 7 is arranged between the top plate 6 and the upper die plate 2.
The knife edge 8 is arranged at the lower end of the upper template 2, and a knife edge counter bore 801 is arranged at the upper end of the knife edge 8.
The discharging block 9 is arranged inside the knife edge 8, the discharging block 9 is arranged at the upper end of the discharging block 9, and the top flange 901 is located in the knife edge counter bore 801. The depth of the knife edge counter bore 801 is matched with the up-and-down moving distance size of the discharging block 9, the top flange 901 can reciprocate up and down in the knife edge counter bore 801, and the knife edge counter bore 801 is used for fixing the top flange 901, so that the discharging block 9 can be prevented from being separated from the knife edge 8. The shape of the lower end of the discharge block 9 matches the shape of the upper end of the workpiece 1 to be machined. The shape and size of the discharging block 9 in this embodiment can be selected according to the shape and size of the workpiece 1 to be machined.
The ejector pin 10, the lower extreme of roof 6 is equipped with a plurality of ejector pins 10, and the lower extreme of each ejector pin 10 from top to bottom runs through drift clamp plate 7 and cope match-plate pattern 2 in proper order and is connected with top flange 901. In the embodiment, four ejector rods 10 are provided, and the four ejector rods 10 are in a rectangular array. The upper end of each ejector rod 10 is provided with a circular shoulder, the top plate 6 is provided with four counter bores, the circular shoulder on each ejector rod 10 is inserted into one counter bore respectively, the ejector rods 10 are fixed on the top plate 6, and each ejector rod 10 is longitudinally arranged.
The punch fixing plate 701 is provided at the lower end of the punch holder 7. The punch press plate 7 is fixedly connected with the punch fixing plate 701, the punch press plate 7 is fixed on the upper die plate 2 through a screw, and when the punch 702 receives upward thrust, the punch press plate 7 can prevent the punch 702 from moving upward and plays a role of pressing the punch 702.
The punch 702 and the punch fixing plate 701 are provided with a plurality of punches 702, and the lower end of each punch 702 sequentially penetrates through the upper die plate 2 and the discharging block 9 from top to bottom.
The lower extreme of lock module 11, cope match-plate pattern 2 still is equipped with lock module 11, and lock module 11 is located one side of edge of a knife 8, and the lower extreme of lock module 11 is equipped with first inclined plane 111, and first inclined plane 111 from top to bottom is to keeping away from the one side slope of edge of a knife 8. The lock module 11 is disposed longitudinally, the lock module 11 is configured to drive the sliding block 15, and when the lock module 11 moves downward, the first inclined surface 111 on the lock module 11 presses the second inclined surface 152 on the sliding block 15, so that the sliding block 15 moves toward the workpiece positioning block 13. In this embodiment, the lower end of the lock module 11 is further provided with a relief groove, the shape of the relief groove matches with the shape of the pull rod 17, and when the lock module 11 moves downward, the lock module 11 can be prevented from extruding the pull rod 17.
Further, as a preferred embodiment, the lower mold portion includes:
the lower template 12 is transversely arranged.
The workpiece positioning block 13 is arranged on the lower template 12, and the workpiece positioning block 13 is opposite to the knife edge 8. The workpiece positioning block 13 is used for fixing the workpiece 1 to be machined, so that the workpiece 1 can be prevented from moving, and the machining accuracy is ensured. In this embodiment, the workpiece positioning block 13 is detachably connected to the lower die plate 12, and the shape of the upper end of the workpiece positioning block 13 may be matched with the shape of the lower end of the workpiece 1 to be processed.
The fixing block 14 is further arranged on the lower template 12, the fixing block 14 is located on one side of the workpiece positioning block 13, the fixing block 14 is opposite to the locking module 11, and a sliding groove is formed in the fixing block 14.
The sliding block 15 is slidably arranged in the sliding groove, a sliding block punch 151 is arranged at one end, close to the workpiece positioning block 13, of the sliding block 15, a second inclined surface 152 matched with the first inclined surface 111 is arranged at one end, far away from the workpiece positioning block 13, of the sliding block 15, a first screw hole 153 is further arranged at one end, far away from the workpiece positioning block 13, of the sliding block 15, the first screw hole 153 is located on the lower side of the second inclined surface 152, a second screw hole 154 is arranged at one side of the sliding block 15, and the second screw hole 154 is communicated with the first screw hole 153. The shape of the bottom of the slide block 15 matches the shape of the slide groove, the slide block punch 151 is detachably connected with the slide block 15, the slide block punch 151 can be inserted into the inside of the workpiece 1 to be machined (the inside of the workpiece 1 to be machined refers to the space between the upper part and the lower part of the workpiece 1 to be machined) to support the workpiece 1 to be machined, and the shape of the slide block punch 151 can be selected according to the shape of the workpiece 1 to be machined.
A limiting plate 16 is arranged at one end of the lower template 12, and the limiting plate 16 is positioned at one side of the slide block 15 far away from the workpiece positioning block 13.
One end of the pull rod 17 penetrates through the limit plate 16 and extends into the first screw hole 153, and the other end of the pull rod 17 is located on one side of the limit plate 16 away from the slider 15. The pull rod 17 is used for pulling the slide block 15, and when the machining is completed, the slide block 15 can be pulled through the pull rod 17, so that the slide block 15 returns to the initial position to be used in the next machining.
The positioning screw 18 is arranged in the second screw hole 154, and the positioning screw 18 is abutted against one end of the pull rod 17. The set screw 18 is used to fix the pull rod 17, and when one end of the pull rod 17 is inserted into the first screw hole 153 and aligned with the second screw hole 154, the pull rod 17 is fixed in the first screw hole 153 by screwing the set screw 18.
Further, as a preferred embodiment, the upper mold portion further includes:
the elastic module guide column 501, the elastic module 5 is connected with the lower end of the upper fixing plate 3 through the elastic module guide column 501. The number of the elastic module guide columns 501 in this embodiment is two.
The knife edge fixing plate 802 and the knife edge 8 are connected with the lower end of the upper template 2 through the knife edge fixing plate 802. The knife edge fixing plate 802 is connected with the knife edge 8 through screws.
Further, as a preferred embodiment, a plurality of punch through holes are formed in the punch fixing plate 701, each punch through hole is respectively opposite to one punch 702, a plurality of fixing holes are further formed in the peripheral wall of the punch fixing plate 701, each fixing hole is respectively opposite to one punch through hole, and each fixing hole is respectively communicated with one punch through hole.
Further, as a preferred embodiment, the upper end of each punch 702 is inserted into a punch through hole, and the upper end of each punch 702 is provided with a punch retaining pin hole.
Further, as a preferred embodiment, the upper mold portion further includes a plurality of fixing pins (not shown), and each fixing hole is provided with a fixing pin. When one end of the punch 702 is inserted into the punch through hole, the punch 702 is fixed in the punch through hole through the fixing pin, so that the punch 702 and the punch fixing plate 701 are detachably connected, and the punch fixing plate 701 is more stably connected.
Further, as a preferred embodiment, the upper mold portion further includes a plurality of guide posts 19, and each corner of the lower surface of the upper mold plate 2 is provided with one guide post 19.
Further, as a preferred embodiment, the lower mold part further includes a plurality of guide sleeves 20, the lower mold plate 12 is provided with a plurality of guide sleeves 20, and each guide sleeve 20 is opposite to one guide pillar 19. In this embodiment, four guide posts 19 are provided, and when the upper mold part moves down, the guide posts 19 are inserted into the guide sleeves 20 to position the upper mold part, thereby improving the processing precision.
Further, as a preferred embodiment, the pull rod 17 includes a pull rod body 171 and a pull rod end 172, a pull rod end groove 173 is formed on a peripheral wall of one end of the pull rod body 171, a pull rod end 172 is formed on the other end of the pull rod body 171, a pull rod end thread 174 is further formed on a peripheral wall of one end of the pull rod body 171, and the pull rod end thread 174 is located on a side of the pull rod end groove 173 close to the pull rod end 172, wherein one end of the pull rod body 171 is located in the first screw hole 153, and the other end of the pull rod body 171 is located on a side of the limiting plate 16 away from the slider 15. The limiting plate 16 is provided with a tie rod through hole through which the tie rod body 171 passes. When the pull rod end screw thread is matched with the first screw hole 153 of the screw rod 174, when in use, the pull rod 17 can be rotated, so that the pull rod 17 slowly enters the first screw hole 153, the pull rod end groove 173 is opposite to the second screw hole 154, and then the positioning screw 18 is inserted, so that the taper pin 183 in the positioning screw 18 is inserted into the pull rod end groove 173, the pull rod 17 is fixed in the first screw hole 153, and the pull rod 17 cannot be separated from the first screw hole 153 by external force or rotation of the pull rod 17 in a vibration environment, and the pull rod end screw thread has the characteristics of strong stability and easiness in operation.
Further, as a preferred embodiment, the lower mold part further includes:
a return spring (not shown) is further provided on the drawbar body 171, and the return spring is located between the drawbar end 172 and the limit plate 16. The outer diameter of the return spring in this embodiment is larger than the aperture of the through hole of the pull rod, and when the lock module 11 moves downward, the first inclined surface 111 on the lock module 11 may press the second inclined surface 152 on the slider 15, so that the slider 15 moves toward the direction close to the workpiece positioning block 13, and the return spring at this time handles the compression state. When the lock module 11 moves upward, the return spring moves the pull rod 17 away from the workpiece positioning block 13, so that the slide block 15 automatically returns to the initial position.
And the protective sleeve 21 is sleeved on the outer side of the return spring, and the protective sleeve 21 is sleeved on the outer side of the return spring. The protective sleeve 21 is used to protect the return spring.
Further, as a preferred embodiment, the set screw 18 includes a screw head 181, a screw rod 182 and a taper pin 183, wherein the screw head 181 is provided at one end of the screw rod 182, the taper pin 183 is provided at the other end of the screw rod 182, and a thread 184 is provided on the peripheral wall of the screw rod 182.
The working principle of the utility model is as follows:
the upper die part moves downwards, the die is closed, the peripheral gates of the workpiece 1 to be processed are cut off by the knife edge 8, and the punch 702 punches burrs in the hole on the workpiece 1 to be processed. The discharging block 9 contacts the upper surface of the workpiece 1 to be processed, the sliding block 15 moves towards the workpiece positioning block 13, one end, close to the workpiece positioning block 13, of the sliding block 15 enters the workpiece 1 to be processed to play a role in supporting the workpiece 1 to be processed, the upper die part continues to move downwards, and the pressure of the discharging block 9 on the upper surface of the workpiece 1 to be processed is increased. Due to the support of the slide 15 on the workpiece 1 to be machined, the downward movement of the discharge block 9 is limited. The upper surface of the discharging block 9 has an upward pushing force to the ejector rod 10, the ejector rod 10 pushes the ejector plate 6 upwards, the ejector plate 6 pushes the elastic module 5 upwards, the elastic module 5 is compressed and thinned, and elastic potential energy is generated inside the elastic module 5.
The upper die part moves upwards, the die is opened, the elastic module 5 releases elastic potential energy, the ejector rod 10 is pushed downwards, the ejector rod 10 pushes the discharging block 9 downwards, and the discharging block 9 pushes the processed workpiece out of the knife edge 8.
It is worth mentioning that: the shape of the workpiece which can be processed by the composite die in this embodiment is not limited to the shape of the workpiece 1 to be processed in this embodiment, and the workpiece may be a workpiece of other shapes, and the shapes of the unloading block 9, the slide block 15 and the workpiece positioning block 13 may be changed according to the shape of the workpiece to be processed.
The above description is only an example of the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and those skilled in the art should be able to realize the equivalent alternatives and obvious variations of the present invention.
Claims (10)
1. A composite die for cutting a sprue and punching a thin-wall part is characterized by comprising an upper die part and a lower die part, wherein the upper die part is arranged on the upper side of the lower die part;
the upper die portion includes:
the upper template is transversely arranged;
the upper die fixing plate is positioned on the upper side of the upper die plate;
the upper template and the upper die fixing plate are connected through two side supporting plates which are arranged side by side at intervals;
the elastic module is positioned between the two side supporting plates and is connected with the lower end of the upper die fixing plate;
the top plate is arranged at the lower end of the elastic module;
the punch pressing plate is arranged between the top plate and the upper template;
the lower end of the upper template is provided with the knife edge, and the upper end of the knife edge is provided with a knife edge counter bore;
the discharging block is arranged inside the knife edge, a top flange is arranged at the upper end of the discharging block, and the top flange is positioned in the knife edge counter bore;
the lower end of the top plate is provided with a plurality of ejector rods, and the lower end of each ejector rod sequentially penetrates through the punch press plate and the upper template from top to bottom and is connected with the top flange;
the lower end of the punch pressing plate is provided with the punch fixing plate;
the punch fixing plate is provided with a plurality of punches, and the lower end of each punch sequentially penetrates through the upper template and the discharging block from top to bottom;
the lower end of the upper template is also provided with the lock module, the lock module is positioned on one side of the knife edge, the lower end of the lock module is provided with a first inclined plane, and the first inclined plane is inclined from top to bottom towards one side far away from the knife edge;
the lower mold part includes:
the lower template is transversely arranged;
the lower template is provided with a workpiece positioning block, and the workpiece positioning block is opposite to the knife edge;
the lower template is also provided with the fixing block, the fixing block is positioned on one side of the workpiece positioning block and is opposite to the locking module, and the fixing block is provided with a sliding groove;
the sliding block is arranged in the sliding groove in a sliding mode, a sliding block punch is arranged at one end, close to the workpiece positioning block, of the sliding block, a second inclined surface matched with the first inclined surface is arranged at one end, far away from the workpiece positioning block, of the sliding block, a first screw hole is further formed at one end, far away from the workpiece positioning block, of the sliding block, the first screw hole is located on the lower side of the second inclined surface, a second screw hole is formed in one side of the sliding block, and the second screw hole is communicated with the first screw hole;
the limiting plate is arranged at one end of the lower template and is positioned at one side of the sliding block, which is far away from the workpiece positioning block;
one end of the pull rod penetrates through the limiting plate and extends into the first screw hole, and the other end of the pull rod is positioned on one side, far away from the sliding block, of the limiting plate;
the second screw hole is internally provided with the positioning screw, and the positioning screw is abutted to one end of the pull rod.
2. The composite die for gating and punching a thin-walled part of claim 1, wherein the upper die portion further comprises:
the elastic module guide post is used for connecting the elastic module with the lower end of the upper die fixing plate through the elastic module guide post;
and the knife edge fixing plate is connected with the lower end of the upper template through the knife edge fixing plate.
3. The composite die for gating and punching a thin-walled part according to claim 1, wherein said punch retaining plate is provided with a plurality of punch through holes, each of said punch through holes being opposed to a corresponding one of said punches, and a plurality of retaining holes are provided in a peripheral wall of said punch retaining plate, each of said retaining holes being opposed to a corresponding one of said punch through holes, and each of said retaining holes being communicated with a corresponding one of said punch through holes.
4. A composite die for gating and punching a thin-walled part according to claim 3, wherein the upper end of each punch is inserted into a punch through hole, and a punch retaining pin hole is formed in the upper end of each punch.
5. The composite die for gating and punching a thin-walled part of claim 4, wherein said upper die portion further comprises a plurality of retaining pins, one of said retaining pins being disposed in each of said retaining holes.
6. The composite die for gating and punching a thin-walled part according to claim 1, wherein the upper die portion further comprises a plurality of guide posts, one at each corner of the lower surface of the upper die plate.
7. The composite die for gating and punching a thin-walled part according to claim 6, wherein the lower die portion further comprises a plurality of guide sleeves, the lower die plate is provided with a plurality of guide sleeves, and each guide sleeve is respectively opposite to one guide post.
8. The composite die for gate cutting and punching of a thin-walled part according to claim 1, wherein the tie rod comprises a tie rod body and a tie rod end, a tie rod end groove is formed in a peripheral wall of one end of the tie rod body, the tie rod end is formed in the other end of the tie rod body, a tie rod end thread is further formed in the peripheral wall of one end of the tie rod body, and the tie rod end thread is located on one side of the tie rod end groove close to the tie rod end, wherein one end of the tie rod body is located in the first screw hole, and the other end of the tie rod body is located on one side of the limiting plate away from the sliding block.
9. The composite die for gating and punching a thin-walled part of claim 8, wherein the lower die portion further comprises:
the return spring is also arranged on the pull rod body and is positioned between the pull rod end and the limiting plate;
and the protective sleeve is sleeved on the outer side of the return spring.
10. The composite die for gating and punching a thin-walled part according to claim 1, wherein the set screw comprises a screw head, a screw rod and a taper pin, the screw head is arranged at one end of the screw rod, the taper pin is arranged at the other end of the screw rod, and threads are arranged on the peripheral wall of the screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921308425.3U CN210475227U (en) | 2019-08-13 | 2019-08-13 | Composite die for cutting pouring gate and punching hole of thin-wall part |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921308425.3U CN210475227U (en) | 2019-08-13 | 2019-08-13 | Composite die for cutting pouring gate and punching hole of thin-wall part |
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|---|---|
| CN210475227U true CN210475227U (en) | 2020-05-08 |
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| CN201921308425.3U Active CN210475227U (en) | 2019-08-13 | 2019-08-13 | Composite die for cutting pouring gate and punching hole of thin-wall part |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112247100A (en) * | 2020-10-23 | 2021-01-22 | 重庆博奥镁铝金属制造有限公司 | Method for processing cast product with isolated tooth-shaped structure |
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2019
- 2019-08-13 CN CN201921308425.3U patent/CN210475227U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112247100A (en) * | 2020-10-23 | 2021-01-22 | 重庆博奥镁铝金属制造有限公司 | Method for processing cast product with isolated tooth-shaped structure |
| CN112247100B (en) * | 2020-10-23 | 2021-09-24 | 重庆博奥镁铝金属制造有限公司 | Method for processing cast product with isolated tooth-shaped structure |
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