CN112246978B - Stamping die capable of stably discharging - Google Patents
Stamping die capable of stably discharging Download PDFInfo
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- CN112246978B CN112246978B CN202011076434.1A CN202011076434A CN112246978B CN 112246978 B CN112246978 B CN 112246978B CN 202011076434 A CN202011076434 A CN 202011076434A CN 112246978 B CN112246978 B CN 112246978B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/10—Combined ejecting and stripping-off devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D55/00—Safety devices protecting the machine or the operator, specially adapted for apparatus or machines dealt with in this subclass
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- Mechanical Engineering (AREA)
- Punching Or Piercing (AREA)
Abstract
The invention provides a stamping die capable of stably discharging, which comprises a lower die plate and an upper die plate, wherein the lower die plate comprises a lower die frame, a lower backing plate and a concave die plate, a tightening ring is arranged on the concave die plate through the tightening ring backing plate, a forming groove is formed in the tightening ring, a transition groove and a material receiving groove which correspond to the forming groove in position are respectively formed in the lower backing plate and the lower die frame, the groove widths of the forming groove, the transition groove and the material receiving groove are sequentially increased, and the difference value is 0.3-0.5 mm. The stamping die for stable blanking manufactured by the technical scheme of the invention reduces the gap between the slot widths of the slot holes in the lower base plate and the lower die plate and the forming slot and stabilizes the gap within a certain range, thereby preventing finished products from moving in the slot holes, and further additionally arranging a safety detection device and a baffle plate in the lower die frame, so as to reflect the failure of equipment, facilitate operators to find and take measures in time, and ensure that the equipment cannot have the problem of die damage caused by simultaneous stamping of a plurality of plates.
Description
Technical Field
The invention belongs to the technical field of stamping dies, and particularly relates to a stamping die capable of stably blanking.
Background
The plate material is separated along the closed contour line, the process that the material within the contour line is used as a blanking part is called blanking, the die completing the blanking process is called a blanking die, in the stamping process, the blanking stamping is a common stamping mode, the existing stamping die for blanking processing is arranged in the lower die plate part, the lower backing plate and the lower die frame can be provided with slotted holes corresponding to profiled grooves in a tightening ring on a concave die plate, the finished parts after stamping processing can fall through the slotted holes, then the finished parts can be pushed out through a cylinder, in partially advanced equipment, a photoelectric induction module can be arranged in the lower die frame, and the photoelectric induction module is used for detecting whether the finished parts fall down or not, so as to monitor the operation of the equipment, but the corresponding structures of the dies still have the following defects and hidden dangers:
1. the groove widths of the groove holes in the lower base plate and the lower die plate and the forming grooves in the tightening ring on the concave die plate are too large in difference, so that when a finished product falls, a workpiece is easy to move in the groove holes, photoelectric induction is not facilitated, and the situation that the workpiece cannot be detected is easy to cause;
2. Photoelectric sensing can only detect whether work pieces fall down or not, can not detect the quantity of the work pieces that fall down, and in case the material loading end trouble of punching press or artifical carelessness appear, when causing the situation of a plurality of sheet materials punching press simultaneously, equipment is difficult to in time reflect, often can damage the mould, can delay man-hour when causing the loss.
Disclosure of Invention
The invention aims to solve the problems and designs a stamping die capable of stably blanking.
The technical scheme is that the stamping die capable of achieving stable blanking comprises a lower die plate and an upper die plate, wherein the lower die plate comprises a lower die frame, a lower backing plate and a concave die plate, a tightening ring is installed on the concave die plate through the tightening ring backing plate, a forming groove is formed in the tightening ring, a transition groove and a material receiving groove which correspond to the forming groove in position are respectively formed in the lower backing plate and the lower die frame, the widths of the forming groove, the transition groove and the material receiving groove are a, b and c in sequence, b-a is more than or equal to 0.3mm and less than or equal to 0.5mm, and c-b is more than or equal to 0.3mm and less than or equal to 0.5 mm; the lower base plate is arranged on the top surface of the lower die frame, the concave template is arranged on the top surface of the lower base plate, the concave template, the lower base plate and the lower die frame are fixed through pins, and the lower base plate and the pins are in interference fit; the upper template comprises an upper template frame, an upper padding plate fixed on the bottom surface of the upper template frame, a convex template which is fixed on the bottom surface of the upper padding plate and corresponds to the concave template, and discharging plates which are arranged on the upper padding plate through elastic pieces and are respectively positioned at two sides of the convex template; the bottom rigid coupling of lower die carrier has the bottom plate, the cooperation groove has been seted up with connecing the corresponding position in silo on the bottom plate, the groove width in cooperation groove with connect the silo the same, the one side that lies in the cooperation groove in the bottom plate is provided with photoelectric sensing device, the opposite side that lies in the cooperation groove in the bottom plate is provided with safety inspection device and pushing equipment, the separation blade is installed to the bottom of bottom plate, on the separation blade with cooperation groove corresponding position department install can drop the thin slice, when 2 finished product whereabouts more than and, can drop the thin slice can drop.
A stamping die capable of stably blanking comprises a lower die plate and an upper die plate, wherein the lower die plate comprises a lower die frame, a lower backing plate and a concave die plate, a tightening ring is mounted on the concave die plate through the tightening ring backing plate, a forming groove is formed in the tightening ring, a transition groove and a receiving groove which correspond to the forming groove in position are respectively formed in the lower backing plate and the lower die frame, the groove widths of the forming groove, the transition groove and the receiving groove are a, b and c in sequence, and the groove widths of the forming groove, the transition groove and the receiving groove are more than or equal to 0.3mm and less than or equal to b-a and less than or equal to 0.5mm and more than or equal to 0.3mm and less than or equal to c-b and less than or equal to 0.5 mm; the lower base plate is arranged on the top surface of the lower die frame, the concave template is arranged on the top surface of the lower base plate, the concave template, the lower base plate and the lower die frame are fixed through pins, and the lower base plate and the pins are in interference fit; the upper die plate comprises an upper die frame, an upper padding plate and a convex die plate, the upper padding plate is fixed on the bottom surface of the upper die frame, the convex die plate is fixed on the bottom surface of the upper padding plate and corresponds to the concave die plate, a discharging plate is fixed on the top surface of the concave die plate, two sides of one end of the discharging plate are provided with a first positioning plate, and two sides of the other end of the discharging plate are provided with a second positioning plate; the device comprises a lower die frame, a photoelectric sensing device is arranged on one side of the lower die frame, which is positioned in a material receiving groove, a safety detection device and a material pushing mechanism are arranged on the other side of the lower die frame, which is positioned in the material receiving groove, a blocking piece is arranged at the bottom of the lower die frame, a detachable sheet is arranged at a position on the blocking piece, which corresponds to the material receiving groove, and the detachable sheet can fall off when 2 or more finished products fall.
The photoelectric sensing device is composed of a sensing shell which is arranged in the lower die carrier and communicated with the material receiving groove, a sensing probe which is arranged in the sensing shell, a sensing device which is arranged in the sensing shell and connected with the sensing probe, and a sensing transmission line which is connected on the sensing device.
The safety detection device comprises a detection shell, a camera and a detection transmission line, wherein the detection shell is installed in the lower die carrier and communicated with the material receiving groove, the camera is arranged in the detection shell, and the detection transmission line is connected with the camera.
The material pushing mechanism comprises a material pushing cylinder arranged in the lower die carrier and a material pushing block which is arranged in the material receiving groove in a sliding mode and connected with the telescopic end of the material pushing cylinder.
The two sides of the lower die carrier are provided with guide shafts, the two sides of the upper die carrier are provided with guide sleeves, the positions of the guide sleeves and the positions of the guide shafts correspond to each other, the guide sleeves are sleeved on the guide shafts in a sliding mode, and tightening strips are correspondingly inserted along the appearance of the forming grooves on the tightening rings.
The stamping die capable of stably blanking manufactured by the technical scheme of the invention has the beneficial effects that:
1. the groove width difference between the groove holes in the lower base plate and the lower die plate and the forming groove in the tightening ring on the concave die plate is reduced and stabilized within a certain range, so that on one hand, the finished product can fall until being pushed out, and on the other hand, the finished product is convenient to use, and the problems that the photoelectric sensing device cannot detect and the pushing-out is scattered and is inconvenient for subsequent processes due to the fact that the finished product moves in the groove holes are avoided;
2. The safety detection device is additionally arranged in the lower die frame, whether finished parts fall singly or not is observed through camera shooting, the problem that the dies are damaged due to simultaneous stamping of a plurality of plates cannot occur to equipment is guaranteed, meanwhile, the blocking pieces are arranged at the bottom of the lower die frame, the falling sheets are arranged on the blocking pieces, and when 2 or more finished parts fall, the falling sheets can fall off, so that faults of the reaction equipment are reflected, and operators can find and take measures timely.
Drawings
FIG. 1 is a front view of the whole structure of embodiment 1;
FIG. 2 is a schematic structural diagram of a photoelectric sensing device;
FIG. 3 is a schematic view of a safety inspection device;
FIG. 4 is a top view structural view of a cavity plate in accordance with embodiment 1;
FIG. 5 is an enlarged top view of the cinch ring;
FIG. 6 is a front view of the whole structure of embodiment 2;
FIG. 7 is a plan view of a stripper plate mounting structure according to embodiment 2.
In the figure: 1. a lower template; 2. mounting a template; 3. a lower die frame; 4. a lower base plate; 5. a cavity plate; 6. tightening the ring backing plate; 7. tightening the ring; 8. forming a groove; 9. a transition groove; 10. a material receiving groove; 11. a photoelectric sensing device; 12. a safety detection device; 13. a material pushing mechanism; 14. an induction housing; 15. an inductive probe; 16. an induction device; 17. an inductive transmission line; 18. detecting the shell; 19. a camera; 20. detecting the transmission line; 21. a material pushing cylinder; 22. a material pushing block; 23. a baffle plate; 24. a detachable sheet; 25. tightening the strip; 26. feeding a mold frame; 27. an upper base plate; 28. a convex template; 29. an elastic member; 30. a stripper plate; 31. a guide shaft; 32. a guide sleeve; 33. a first positioning plate; 34. a second positioning plate; 35. a base plate; 36. a mating groove; a. the width of the molding groove is wide; b. the width of the transition groove; c. the groove width of the material receiving groove.
Detailed Description
The following detailed description of embodiments of the invention, example 1, is provided with reference to the accompanying drawings:
as shown in fig. 1 and 4, a stamping die capable of stabilizing blanking comprises a lower die plate 1 and an upper die plate 2, wherein the lower die plate 1 comprises a lower die frame 3, a lower backing plate 4 and a concave die plate 5, a tightening ring 7 is installed on the concave die plate 5 through a tightening ring backing plate 6, a forming groove 8 is formed in the tightening ring 7, transition grooves 9 corresponding to the forming grooves 8 are formed in the lower backing plate 4 and the lower die frame 3 respectively, a material receiving groove 10 is formed in the lower backing plate 4, the transition grooves 9 are formed in the lower backing plate, the groove width of the material receiving groove 10 is increased in sequence, and the difference value is 0.3-0.5 mm.
In the stamping die, a concave template 5 is a part of a lower template 1, in addition, the lower template 1 also comprises a lower cushion plate 4 and a lower die frame 3, wherein the lower die frame 3 is used for stabilizing and supporting the integral structure of the lower template 1, the lower cushion plate 4 is arranged between the lower die frame 3 and the concave template 5 and plays a role of buffering the concave template 5 so as to prolong the service life of the concave template 5, and on the concave template 5, a forming groove 8 on a tightening ring 7 is used for forming a finished product in the stamping process of a plate, therefore, a tightening ring cushion plate 6 needs to be additionally arranged between the tightening ring 7 and the concave template 5 so as to play a role of buffering the tightening ring 7 and reduce the damage to the tightening ring 7 in the stamping process, the finished product needs to penetrate through the lower die frame cushion plate 4 until the lower die frame 3 after being formed in the forming groove 8 on the tightening ring 7, and a transition groove 9 and a receiving groove 10 are correspondingly arranged in the lower die frame 4 and the lower die frame 3, as shown in fig. 1, the width of the forming groove 8 is denoted by a, the width of the transition groove 9 is denoted by b, and the width of the receiving groove 10 is denoted by c, so that the workpiece is thin and the precision requirement for the punching process is high, and when the workpiece falls along the forming groove 8, the transition groove 9 and the receiving groove 10 after the forming, a large displacement is easily generated in the groove holes, which affects the subsequent detection and feeding, and often requires a stop check, and delays the man-hour, therefore, in the present embodiment, for this case, the difference value of the sequential increase of a, b and c is reduced to 0.3mm, that is, b-a is 0.3mm and c-b is 0.3mm, so as to avoid the situation that the finished product has a large displacement during the falling along the groove holes, thereby ensuring the stability of the blanking and the discharging, and realizing the smooth operation of the whole equipment.
The die comprises a lower die frame 3, a lower die base plate 4, a concave die plate 5, a lower die base plate 4, a lower die frame 3 and a lower die base plate, wherein the lower die base plate 4 is installed on the top surface of the lower die frame 3, the concave die plate 5, the lower die base plate 4 and the lower die frame 3 are fixed through pins, and the lower die base plate 4 and the pins are in interference fit.
In the prior art, the cavity plate 5, the lower cushion plate 4 and the lower die frame 3 are fixedly connected through pins, and in order to prolong the service life of the lower cushion plate 4, clearance fit is often adopted between the lower cushion plate 4 and the pins, but in the process of stamping, the lower cushion plate 4 can generate certain displacement relative to the cavity plate 5 and the lower die frame 3, so that the relative positions of the transition groove 9, the forming groove 8 and the receiving groove 10 are changed, even in the process of dropping finished products, the finished products can be displaced in corresponding groove holes due to the movement of the lower cushion plate 4, therefore, in the invention, the lower cushion plate 4 and the pins are in interference fit, so that the relative displacement between the lower cushion plate 4 and the cavity plate 5 and the lower die frame 3 is avoided, and stable blanking and discharging of the finished products are ensured.
The upper template 2 comprises an upper template frame 26, an upper padding plate 27 fixed on the bottom surface of the upper template frame 26, a convex template 28 fixed on the bottom surface of the upper padding plate 27 and corresponding to the concave template 5, and discharging plates 30 installed on the upper padding plate 27 through elastic pieces 29 and respectively located on two sides of the convex template 28, guide shafts 31 are arranged on two sides of the lower template frame 3, guide sleeves 32 are arranged on two sides of the upper template frame 26, the positions of the guide sleeves 32 and the positions of the guide shafts 31 correspond to each other, and the guide sleeves 32 are slidably sleeved on the guide shafts 31.
The upper die plate 2 correspondingly comprises an upper die frame 26, an upper backing plate 27 and a male die plate 28, wherein the male die plate 28 corresponds to the female die plate 5 and is used for stamping a plate material, the upper backing plate 27 is arranged between the upper die frame 26 and the male die plate 28 and can buffer the male die plate 28, meanwhile, the upper die plate 1 further comprises a discharging plate 30, the discharging plate 30 is arranged on two sides of the male die plate 28 and is connected with the upper backing plate 27 through an elastic piece 29 and is used for discharging the plate material sleeved on the male die plate 28 in the stamping process, it should be noted that in the embodiment, the thickness of a stamping object is below 1.5mm, and therefore, the discharging plate 30 is arranged on the upper backing plate 27 and is connected through the elastic piece 29, so that the elastic discharging mode is adopted.
The bottom rigid coupling of lower die carrier 3 has bottom plate 35, the cooperation groove 36 has been seted up with connecing the silo 10 corresponding on the bottom plate 35, the groove width of cooperation groove 36 with connect the silo 10 the same, one side that lies in cooperation groove 36 in the bottom plate 35 is provided with photoelectric sensing device 11, the opposite side that lies in cooperation groove 36 in the bottom plate 35 is provided with safety inspection device 12 and pushing equipment 13, separation blade 23 is installed to the bottom of bottom plate 35, the position department corresponding with cooperation groove 36 on the separation blade 23 installs detachable thin slice 24.
In the embodiment, as the upper template 2 is elastically unloaded, the bottom plate 36 is arranged at the bottom of the lower die frame 3, the cavity template 5, the lower backing plate 4, the lower die frame 3 and the bottom plate 35 are fixedly connected through the same pin, the bottom plate 35 is correspondingly provided with the matching groove 36 with the material receiving groove 10, the width of the matching groove 36 is consistent with that of the material receiving groove 10 and is used for discharging finished products, and the bottom plate 35 is additionally provided with the photoelectric sensing device 11 and the pushing mechanism 13, wherein the photoelectric sensing device 11 is used for detecting whether a workpiece falls or not and monitoring whether the equipment normally operates or not, the pushing mechanism 13 is used for pushing out the finished products in the material receiving groove 10, and in the invention, the bottom plate 35 is additionally provided with the safety detection device 12 which is used for monitoring the number of the finished products falling into the material receiving groove 10, so as to avoid that a plurality of plates are simultaneously punched due to the failure of the material loading end of the equipment or the carelessness of manual work, the occurrence of the condition of damaging the die is a defense line for safety protection of equipment and the die.
The pushing mechanism comprises a pushing cylinder 21 arranged in the lower die carrier 3 and a pushing block 22 which is arranged in the receiving groove 10 in a sliding manner and connected with the telescopic end of the pushing cylinder 21. When the finished workpiece falls into the receiving groove 10, the pushing cylinder 21 works to drive the pushing plate 22 to slide in the receiving groove 10, so that the finished workpiece is pushed to move along the receiving groove 10 and is pushed out of the lower die carrier 3.
As shown in fig. 2 and 3, the photoelectric sensing device 11 is composed of an induction housing 14 installed in the lower mold frame 3 and communicated with the mating groove 36, an induction probe 15 arranged in the induction housing 14, an induction device 16 arranged in the induction housing 14 and connected with the induction probe 15, and an induction transmission line 17 connected to the induction device 16, and the safety detection device 12 includes a detection housing 18 installed in the lower mold frame and communicated with the mating groove 36, a camera 19 arranged in the detection housing 18, and a detection transmission line 20 connected with the camera 19.
In the photoelectric sensing device 11, the sensing shell 14 plays a role in protecting internal components, the sensing probe 15 is used for sensing whether a workpiece falls down, the sensing device 16 carries out photoelectric information conversion and then transmits a sensed electric signal to a corresponding analysis and control module in external equipment through the sensing transmission line 17, the sensing shell 18 is used for playing a role in protecting the internal components in the same way, and information is transmitted to the corresponding analysis and control module in the external equipment through the sensing transmission line 20 after being shot by the camera 19.
As shown in fig. 1, a baffle 23 is installed at the bottom of the bottom plate 35, and a detachable sheet 24 is installed on the baffle 23 at a position corresponding to the receiving groove 10. The position of the baffle 23 at the bottom of the bottom plate 35 corresponding to the matching groove 36 is provided with a detachable slice 24, the matching groove 36 is a through groove, the formed workpiece falls on the matching groove 36 and then correspondingly falls on the detachable slice 24 on the baffle 23, the detachable slice 24 is connected with the baffle 23 and falls off after bearing the weight of two or more formed workpieces, therefore, when only one formed workpiece falls, the detachable slice 24 can not fall off, the formed workpiece can be sent out through the pushing mechanism 13, and when two or more formed workpieces fall, the detachable slice 24 falls off, thereby reminding an operator that the equipment has a fault and stops the continuous punching of the equipment in time, avoiding damaging the mould, therefore, the baffle 23 and the detachable slice 24 are arranged as a second line of defense for the safety protection of the equipment and the mould, because the safety detection device 12 is an electric appliance, even if the safety detection device 12 is out of order after the stopper 23 and the detachable sheet 24 are provided, the operator can be reminded of the falling of the detachable sheet 24, and safety is further enhanced.
As shown in fig. 5, the tightening ring 7 is correspondingly inserted with a tightening strip 25 along the contour of the profile groove 8. The tightening strip 25 is preferably made of hard alloy, and is inserted on the tightening ring 7 along the appearance of the forming groove 8, in the process of stamping, when the plate material enters the tightening ring 7, the tightening strip 25 plays a role in extruding the plate material to enable the plate material to be formed, the service life of the tightening ring 7 can be effectively prolonged by the tightening strip 25, after the tightening strip 25 is worn, the tightening ring 7 can be detached to replace the tightening strip 25, and the use is very convenient and quick.
Example 2: as shown in fig. 6 and 7, the upper mold plate includes an upper mold frame 26, an upper backing plate 27 fixed on the bottom surface of the upper mold frame 26, and a convex mold plate 28 fixed on the bottom surface of the upper backing plate 27 and corresponding to the concave mold plate 5, a discharging plate 30 is fixed on the top surface of the concave mold plate 5, a first positioning plate 33 is disposed on both sides of one end of the discharging plate 30, a second positioning plate 34 is disposed on both sides of the other end of the discharging plate 30, guide shafts 31 are disposed on both sides of the lower mold frame 3, guide sleeves 32 are disposed on both sides of the upper mold frame 26, the guide sleeves 32 and the guide shafts 31 correspond to each other, the guide sleeves 32 are slidably sleeved on the guide shafts 31, a photoelectric sensing device 11 is disposed on one side of the receiving groove 10 in the lower mold frame 3, a safety detection device 12 and a material pushing mechanism 13 are disposed on the other side of the receiving groove 10 in the lower mold frame 3, a blocking piece 23 is mounted at the bottom of the lower mold frame 3, the position of the baffle plate 23 corresponding to the material receiving groove 10 is provided with a detachable slice 24.
In this embodiment, compared with embodiment 1, the discharging plate 30 is fixed on the cavity plate 5 by screws or pins, meanwhile, the first positioning plate 33 and the second positioning plate 34 are respectively and additionally installed on two sides of two ends of the discharging plate 30, a rigid discharging manner is adopted, the bottom plate 35 at the bottom of the lower die frame 3 is eliminated, the baffle 23 is directly installed at the bottom of the lower die frame 3, and the photoelectric sensing device 11, the safety detection device 12 and the material pushing mechanism 13 are correspondingly arranged in the lower die frame 3, the embodiment is suitable for the stamping processing of stamping parts with the thickness of more than 2.5mm, the rigid discharging principle is that when the stamping is finished, the convex die plate 26 drives the plate outside to move upwards together, when the plate contacts and impacts the discharging plate 30, the convex die plate 26 can still move upwards, but the plate hooped outside the convex die plate 26 is unloaded by the impact force of the discharging plate 30, because the discharging manner is more suitable for the stamping processing of stamping parts with the thickness of more than 2.5mm, therefore, in the embodiment, the sequentially increasing values of a, b and c are selected to be 0.5mm, namely, b-a is 0.5mm and c-b is 0.5mm, so that the condition that the finished product is displaced greatly in the process of falling along the slotted holes is avoided, the stability of blanking and discharging is ensured, and the smooth operation of the whole equipment is realized.
The stamping die for stable blanking manufactured by the technical scheme of the invention reduces the difference of the groove widths of the slotted hole in the lower base plate and the lower die plate and the forming groove in the tightening ring on the concave die plate and stabilizes the value within a certain range, on one hand, the finished product can fall until being pushed out, on the other hand, the stamping die is convenient, the problems that a photoelectric sensing device cannot detect and the pushing out is scattered and the subsequent working procedure is inconvenient because the finished product moves in the slotted hole are avoided, and further, a safety detection device is additionally arranged in the lower die frame, whether the finished product falls singly or not is observed by shooting, the problem that the dies are damaged because a plurality of plates are stamped simultaneously is ensured to be avoided, meanwhile, a separation blade is arranged at the bottom of the lower die frame, a detachable slice is arranged on the separation blade, and when more than 2 finished products fall, the detachable slice can fall off, so as to reflect the failure of the stamping die, the operator can find and take measures in time conveniently.
Although one embodiment of the present invention has been described in detail, the description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (6)
1. The utility model provides a stabilize stamping die of unloading, includes lower bolster (1) and cope match-plate pattern (2), lower bolster (1) is including lower die carrier (3), lower bolster (4) and die board (5), its characterized in that: a tightening ring (7) is mounted on the concave template (5) through a tightening ring base plate (6), a forming groove (8) is formed in the tightening ring (7), a transition groove (9) and a material receiving groove (10) corresponding to the forming groove (8) are respectively formed in the lower base plate (4) and the lower die carrier (3), and the groove widths of the forming groove (8), the transition groove (9) and the material receiving groove (10) are a, b and c in sequence, wherein b-a is more than or equal to 0.3mm and less than or equal to 0.5mm, and c-b is more than or equal to 0.3mm and less than or equal to 0.5 mm; the lower backing plate (4) is arranged on the top surface of the lower die carrier (3), the concave template (5) is arranged on the top surface of the lower backing plate (4), the concave template (5), the lower backing plate (4) and the lower die carrier (3) are fixed through pins, and the lower backing plate (4) is in interference fit with the pins; the upper template (2) comprises an upper template frame (26), an upper padding plate (27) fixed on the bottom surface of the upper template frame (26), a convex template (28) fixed on the bottom surface of the upper padding plate (27) and corresponding to the concave template (5), and stripper plates (30) which are arranged on the upper padding plate (27) through elastic pieces (29) and are respectively positioned on two sides of the convex template (28); the bottom rigid coupling of lower die carrier (3) has bottom plate (35), cooperation groove (36) have been seted up with connecing the corresponding position in silo (10) on bottom plate (35), the groove width of cooperation groove (36) is the same with connecing silo (10), one side that lies in cooperation groove (36) in bottom plate (35) is provided with photoelectric sensing device (11), the opposite side that lies in cooperation groove (36) in bottom plate (35) is provided with safety inspection device (12) and pushing equipment (13), separation blade (23) are installed to the bottom of bottom plate (35), can break off thin slice (24) are installed with the corresponding position department in cooperation groove (36) on separation blade (23), when 2 and above finished product whereabouts, can break off thin slice (24).
2. The utility model provides a stabilize stamping die of unloading, includes lower bolster (1) and cope match-plate pattern (2), lower bolster (1) is including lower die carrier (3), lower bolster (4) and die board (5), its characterized in that: a tightening ring (7) is mounted on the concave template (5) through a tightening ring base plate (6), a forming groove (8) is formed in the tightening ring (7), a transition groove (9) and a material receiving groove (10) corresponding to the forming groove (8) are respectively formed in the lower base plate (4) and the lower die carrier (3), and the groove widths of the forming groove (8), the transition groove (9) and the material receiving groove (10) are a, b and c in sequence, wherein b-a is more than or equal to 0.3mm and less than or equal to 0.5mm, and c-b is more than or equal to 0.3mm and less than or equal to 0.5 mm; the lower backing plate (4) is installed on the top surface of the lower die set (3), the concave template (5) is installed on the top surface of the lower backing plate (4), the concave template (5), the lower backing plate (4) and the lower die set (3) are fixed through pins, and the lower backing plate (4) is in interference fit with the pins; the upper template (2) comprises an upper template frame (26), an upper padding plate (27) fixed on the bottom surface of the upper template frame (26) and a convex template (28) which is fixed on the bottom surface of the upper padding plate (27) and corresponds to the concave template (5), wherein a discharging plate (30) is fixed on the top surface of the concave template (5), two sides of one end of the discharging plate (30) are provided with a first positioning plate (33), and two sides of the other end of the discharging plate (30) are provided with a second positioning plate (34); lower die carrier (3) in lie in the one side that connects silo (10) and be provided with photoelectric sensing device (11), the opposite side that lies in connecing silo (10) in die carrier (3) down is provided with safety inspection device (12) and pushing equipment (13), separation blade (23) are installed to the bottom of die carrier (3) down, on separation blade (23) with connect silo (10) corresponding position department install can fall thin slice (24), when 2 and above finished product whereabouts, can fall thin slice (24) can drop.
3. A stamping die with stable blanking as claimed in claim 1 or 2, wherein: the photoelectric sensing device (11) is composed of a sensing shell (14) which is arranged in the lower die carrier (3) and communicated with the material receiving groove (10), a sensing probe (15) which is arranged in the sensing shell (14), a sensing device (16) which is arranged in the sensing shell (14) and connected with the sensing probe (15) and a sensing transmission line (17) which is connected on the sensing device (16).
4. A stamping die with stable blanking as claimed in claim 1 or 2, wherein: the safety detection device (12) comprises a detection shell (18) which is arranged in the lower die carrier (3) and communicated with the material receiving groove (10), a camera (19) arranged in the detection shell (18) and a detection transmission line (20) connected with the camera (19).
5. A stamping die with stable blanking as claimed in claim 1 or 2, wherein: the material pushing mechanism (13) comprises a material pushing cylinder (21) arranged in the lower die carrier (3) and a material pushing block (22) which is slidably arranged in the material receiving groove (10) and connected with the telescopic end of the material pushing cylinder (21).
6. A stamping die with stable blanking as claimed in claim 1 or 2, wherein: the mould is characterized in that guide shafts (31) are arranged on two sides of the lower mould frame (3), guide sleeves (32) are arranged on two sides of the upper mould frame (26), the positions of the guide sleeves (32) and the positions of the guide shafts (31) correspond to each other, the guide sleeves (32) are slidably sleeved on the guide shafts (31), and tightening strips (25) are correspondingly inserted on the tightening ring (7) along the appearance of the forming groove (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011076434.1A CN112246978B (en) | 2020-10-10 | 2020-10-10 | Stamping die capable of stably discharging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011076434.1A CN112246978B (en) | 2020-10-10 | 2020-10-10 | Stamping die capable of stably discharging |
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| Publication Number | Publication Date |
|---|---|
| CN112246978A CN112246978A (en) | 2021-01-22 |
| CN112246978B true CN112246978B (en) | 2022-06-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011076434.1A Active CN112246978B (en) | 2020-10-10 | 2020-10-10 | Stamping die capable of stably discharging |
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| CN (1) | CN112246978B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203141884U (en) * | 2012-06-07 | 2013-08-21 | 荆弘明 | Machinery vision stamping die protection system |
| CN103394582A (en) * | 2013-08-16 | 2013-11-20 | 昆山联德精密机械有限公司 | Mechanism for removing burrs at strip material point of stamped product in die |
| CN203649124U (en) * | 2014-01-03 | 2014-06-18 | 石嘴山市鼎力支护设备有限公司 | Punching die for channel steel hole system for longitudinal beam of conveyer middle frame |
| CN206464361U (en) * | 2017-02-20 | 2017-09-05 | 安徽江淮汽车集团股份有限公司 | Extra quality detection means and system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5873197B2 (en) * | 2014-04-02 | 2016-03-01 | 株式会社アマダホールディングス | Cutting die |
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2020
- 2020-10-10 CN CN202011076434.1A patent/CN112246978B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203141884U (en) * | 2012-06-07 | 2013-08-21 | 荆弘明 | Machinery vision stamping die protection system |
| CN103394582A (en) * | 2013-08-16 | 2013-11-20 | 昆山联德精密机械有限公司 | Mechanism for removing burrs at strip material point of stamped product in die |
| CN203649124U (en) * | 2014-01-03 | 2014-06-18 | 石嘴山市鼎力支护设备有限公司 | Punching die for channel steel hole system for longitudinal beam of conveyer middle frame |
| CN206464361U (en) * | 2017-02-20 | 2017-09-05 | 安徽江淮汽车集团股份有限公司 | Extra quality detection means and system |
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| CN112246978A (en) | 2021-01-22 |
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