CN113426900A - Automobile sheet metal part flanging processing die - Google Patents
Automobile sheet metal part flanging processing die Download PDFInfo
- Publication number
- CN113426900A CN113426900A CN202110826784.3A CN202110826784A CN113426900A CN 113426900 A CN113426900 A CN 113426900A CN 202110826784 A CN202110826784 A CN 202110826784A CN 113426900 A CN113426900 A CN 113426900A
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- sheet metal
- metal part
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- 239000002184 metal Substances 0.000 title claims abstract description 69
- 238000012545 processing Methods 0.000 title claims abstract description 27
- 238000004080 punching Methods 0.000 claims abstract description 48
- 230000001050 lubricating effect Effects 0.000 claims description 19
- 238000001125 extrusion Methods 0.000 claims description 16
- 238000004140 cleaning Methods 0.000 abstract description 18
- 239000002699 waste material Substances 0.000 abstract description 12
- 238000000034 method Methods 0.000 abstract description 9
- 230000033001 locomotion Effects 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 238000006073 displacement reaction Methods 0.000 description 6
- 238000007493 shaping process Methods 0.000 description 4
- 238000005498 polishing Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000007373 indentation Methods 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007723 transport mechanism Effects 0.000 description 1
Images
Classifications
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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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- B08B1/12—
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- B08B1/20—
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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
- B21D19/00—Flanging or other edge treatment, e.g. of tubes
- B21D19/08—Flanging or other edge treatment, e.g. of tubes by single or successive action of pressing tools, e.g. vice jaws
-
- 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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/26—Perforating, i.e. punching holes in sheets or flat parts
-
- 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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/34—Perforating tools; Die holders
-
- 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
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/001—Shaping combined with punching, e.g. stamping and perforating
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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
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/002—Processes combined with methods covered by groups B21D1/00 - B21D31/00
-
- 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
- B21D45/02—Ejecting devices
- B21D45/04—Ejecting devices interrelated with motion of tool
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/04—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of metal, e.g. skate blades
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention relates to a flanging processing die for an automobile sheet metal part, which comprises a lower die carrier and an upper die carrier, wherein the upper die carrier is arranged on the upper side of the lower die carrier, the lower die frame comprises a lower die base, a guide post, a base plate, a female die fixing plate, a female die plate, a guide cylinder and a pushing column, the invention is matched with the upper die frame through the lower die frame, the sheet metal part is flanged and molded, the flanging position of the sheet metal part is limited and shaped by utilizing the concave template in the process of separating the sheet metal part from the mold, thereby ensuring that the flanging position of the sheet metal part is not easy to generate slight springback phenomenon, in the process of punching the sheet metal part, the inner wall of the hole on the sheet metal part is polished, thereby ensuring that the quality of the hole on the sheet metal part meets the standard, simultaneously, the waste after punching is pushed out, so that the waste is smoothly separated from the die, the difficulty in cleaning the die is reduced, and the processing efficiency of the die is improved.
Description
Technical Field
The invention relates to the technical field of flanging of automobile sheet metal parts, in particular to a flanging processing die for an automobile sheet metal part.
Background
The automobile generally comprises an engine, a chassis, an automobile body and electrical equipment, wherein the motion process generally adopts the power generated by the engine, the power is transmitted to driving wheels through a clutch, a transmission, a universal transmission shaft and a differential mechanism to drive the automobile to run, the automobile body is arranged on a frame of the chassis and is used for a driver and passengers to take or load cargos, the automobile body of the automobile generally adopts an integral structure, the automobile body mainly comprises automobile sheet metal parts, the automobile sheet metal parts are generally processed and produced through stamping dies, the sheet metal parts generally need to be flanged due to the shapes and the installation positions of the sheet metal parts, but after the sheet metal parts are processed and formed, the flanges on the sheet metal parts are very easy to slightly rebound due to the fact that the sheet metal parts need to be separated from the dies, the sizes and the quality of the flanges of the sheet metal parts are not in accordance with standard requirements, and the qualification rate of the sheet metal parts processed by the equipment is low, and after the die punches a hole on the sheet metal part, waste materials on the sheet metal part are not easy to discharge, so that the cleaning difficulty of the die is increased, and meanwhile, a certain time is spent on cleaning, so that the use time of the die is reduced, and the efficiency of the equipment for processing the sheet metal part is finally influenced.
Disclosure of Invention
In order to solve the technical problem, the invention provides a flanging processing die for an automobile sheet metal part.
A flanging processing die for an automobile sheet metal part comprises a lower die carrier and an upper die carrier, wherein the upper side of the lower die carrier is rotatably connected with the upper die carrier; wherein:
the lower die frame comprises a lower die base, guide pillars, a base plate, a female die fixing plate, a female die plate, a guide cylinder and a push post, wherein the guide pillars are fixedly arranged at four corners of the lower die base, the base plate is fixedly arranged in the middle of the upper end of the lower die base, the female die fixing plate is fixedly arranged on the upper end face of the base plate, the female die plate is fixedly arranged on the female die fixing plate, a plurality of guide holes are formed in the lower die base, the base plate, the female die fixing plate and the female die plate, the guide holes in the lower die base, the base plate, the female die fixing plate and the female die plate are in one-to-one correspondence, the guide cylinders are fixedly arranged in the guide holes in each group in one-to-one correspondence, a cylindrical groove is formed in the middle of the base plate, and the push post is fixedly arranged in the cylindrical groove; the guide pillar is fixed through the lower die holder, the female die fixing plate is fixed through the backing plate, the outline of the sheet metal part is limited through the female die plate, the waste material falling after punching is guided through the guide cylinder, and the female die plate is pushed out of the sheet metal part after forming through the push post.
The upper die frame comprises a fixed table, a hydraulic cylinder, an upper die base, guide sleeves, a male die fixing plate, a convex die plate and a die core, wherein the fixed table is arranged on the upper side of the lower die base; fix hydraulic cylinder through the fixed station, control the vertical displacement of upper die base through hydraulic cylinder to cooperate through convex die board and core and die board, stereotype the sheet metal component, cooperate with the guide pillar through the guide pin bushing, restrict the movement track of upper die base, punch a hole through the core to the sheet metal component.
The first preferred technical scheme is as follows: the outer end face of the guide post is uniformly provided with lubricating balls along the circumferential direction; and the friction force between the guide pillar and the guide sleeve is reduced by the lubricating balls.
The preferred technical scheme is as follows: the female die plate comprises a plate body, guide members, balls, guide members, lubricating columns, supporting springs and supporting blocks, wherein the plate body is fixedly installed on the female die fixing plate, a first rectangular groove is formed in the middle of the plate body, the inner end face of the first rectangular groove is rotatably connected with a plurality of guide members through pin shafts, the guide members are uniformly and linearly distributed from top to bottom, the balls are uniformly arranged on the outer end face of each guide member along the circumferential direction, the guide members are fixedly installed on the left side and the right side of the upper surface of the bottom of the first rectangular groove, the lubricating columns are rotatably connected to the left end face and the right end face of the guide member through the pin shafts, the lubricating columns are uniformly and linearly distributed from top to bottom, the supporting springs are fixedly installed on the opposite sides of the guide members on the upper surface of the bottom plate of the first rectangular groove, and the supporting blocks are fixedly installed on the upper end faces of the supporting springs; the guide piece column is positioned through the plate body, the friction force of the plate to be processed moving in the rectangular groove I is reduced through the guide piece column, the friction force of the plate to be processed moving in the rectangular groove I is further reduced through the ball, the flanging position of the plate to be processed is shaped through the guide piece plate, after the sheet metal part is formed, the sheet metal part in the movement separated from a mold is shaped under the limitation of the guide piece plate, the phenomenon that the flanging on the sheet metal part slightly rebounds is prevented, the friction force between the guide piece plate and the convex template is reduced through the lubricating column, the plate to be processed is supported through the supporting block in a matching mode of the supporting spring and the supporting block, the plate to be processed moves downwards under the condition of stress balance, and the plate is prevented from being skewed.
The preferred technical scheme is three: the material guide cylinder comprises a cylinder body, cleaning brush plates, support rods, cylindrical springs and rubber balls, the cylinder body is fixedly mounted in each group of material guide holes which are in one-to-one correspondence, a plurality of cleaning brush plates which are uniformly distributed in the circumferential direction are fixedly mounted on the inner end face of the cylinder body, the support rods are uniformly and fixedly mounted on the outer end face of each cleaning brush plate, the cylindrical springs are sleeved on the support rods, one ends of the cylindrical springs are fixedly connected with the cleaning brush plates, and the rubber balls are fixedly mounted at the other ends of the cylindrical springs; fix the clearance brush board through the barrel, clear up the outer terminal surface of core of terminal surface under the convex die board through the clearance brush board, support cylindrical spring through the support rod, cooperate through cylindrical spring and rubber ball, it is spacing to make the brush hair on the clearance brush board support to make the rubber ball, thereby prevent that the brush hair on the clearance brush board when clearing up the outer terminal surface of core, thereby buckle because of receiving great extrusion force emergence, can't resume, lead to clearing up brush board life to reduce.
The preferable technical scheme is four: the pushing column comprises an electric push rod, a support plate, round-head columns and a rubber plate, the electric push rod is fixedly arranged in a cylindrical groove on the backing plate, the support plate is fixedly arranged on the upper end face of the electric push rod, the round-head columns are fixedly arranged on the left side and the right side of the upper end of the support plate, the rubber plate is fixedly arranged on the upper end face of the round-head column, and the round-head columns sequentially penetrate through the female die fixing plate and the female die plate in a sliding manner; through the vertical displacement of electric putter control backup pad to drive the button head post and move in the vertical direction, release the die board through the sheet metal component after processing, prevent through the rubber slab at the in-process of releasing the sheet metal component that the button head post produced scraping and indentation to the sheet metal component lower terminal surface.
The preferred technical scheme is five: the fixing table comprises threaded columns, a positioning plate, a long connecting rod and a control handle, the upper side of the lower die base is rotatably connected with a plurality of threaded columns, the threaded columns are respectively arranged on four sides of the lower die base, the threaded columns are jointly connected with the positioning plate in a threaded connection mode, the long connecting rod is rotatably connected between the upper end surfaces of the adjacent threaded columns through a pin shaft, the long connecting rod is close to the edges of the threaded columns, and the control handle is fixedly arranged outside one of the threaded columns; the vertical displacement of the positioning plate is controlled through the threaded columns, so that the movement path of the hydraulic cylinder is adjusted, and the threaded columns are controlled to rotate simultaneously by matching the control handle with the long connecting rod.
The preferred technical scheme is six: the male die plate comprises an extrusion plate, a step block and a flanging plate, the lower end of the male die fixing plate is fixedly provided with the extrusion plate, the lower end face of the middle part of the extrusion plate is fixedly provided with the step block, the left side and the right side of the lower end face of the step block are fixedly provided with the flanging plate, the upper side of the guide plate on the extrusion plate is provided with a second rectangular groove, and the inner end face of the second rectangular groove is smooth; fix the ladder piece through the stripper plate, treat through the ladder piece and process the plate extrusion design and turn-ups and handle, thereby prevent through the turn-ups board that the ladder piece leads to its life to reduce because of carrying out the turn-ups processing many times, prevent through two rectangle recesses that the guide piece board from interfering the downstream of stripper plate.
The preferred technical scheme is seven: the core comprises a punching column, an annular punching knife, a pushing spring, a pushing plate and grinding balls, the punching column is uniformly arranged on the lower end face of the stepped block, the annular punching knife is fixedly arranged on the lower end face of the punching column, the pushing spring is fixedly arranged at the lower end of the punching column and positioned inside the annular punching knife, the pushing plate is fixedly arranged on the lower end face of the pushing spring, and the grinding balls are uniformly arranged on the outer end face of the punching column along the circumferential direction; the annular punching knife is fixed through the punching column, the plate to be processed is punched through the annular punching knife, the pushing spring is matched with the pushing plate, waste materials clamped on the inner side of the annular punching knife are pushed out of the annular punching knife, and the punched hole inner wall is polished through the polishing ball.
The invention has the following beneficial effects: 1. according to the flanging processing die for the automobile sheet metal part, the lower die frame is matched with the upper die frame to perform flanging forming on the sheet metal part, the concave die plate is used for limiting and shaping the flanging position of the sheet metal part in the process of separating the sheet metal part from the die, so that the phenomenon of slight resilience of the flanging position of the sheet metal part is guaranteed to be difficult to occur, the inner wall of a hole in the sheet metal part is polished in the process of punching the sheet metal part, the quality of the hole in the sheet metal part is guaranteed to meet the standard, meanwhile, the punched waste is pushed out, the waste is smoothly separated from the die, the difficulty in cleaning the die is reduced, and the processing efficiency of the die is improved.
2. The lower die carrier provided by the invention reduces the friction force of the plate to be processed moving in the plate body through the guide piece column, further reduces the friction force of the plate to be processed moving in the plate body through the ball, shapes the flanging position of the plate to be processed through the guide piece plate, reduces the friction force between the guide piece plate and the convex die plate through the lubricating column, is matched with the supporting block through the supporting spring, supports the plate to be processed through the supporting block, and enables the plate to move downwards under the condition of balanced stress so as to prevent the plate to be skewed.
3. According to the lower die carrier provided by the invention, the cleaning brush plate is fixed through the barrel, the outer end face of the die core is cleaned through the cleaning brush plate, the cylindrical spring is supported through the support rod, and the rubber ball is matched with the cylindrical spring to support and limit bristles on the cleaning brush plate, so that the bristles on the cleaning brush plate are prevented from being bent due to higher extrusion force when the outer end face of the die core is cleaned, and the bristles cannot recover, and the service life of the cleaning brush plate is shortened.
4. According to the lower die frame provided by the invention, the annular punching knife is fixed through the punching column, the plate to be processed is punched through the annular punching knife, the waste clamped on the inner side of the annular punching knife is pushed out of the annular punching knife through the matching of the pushing spring and the pushing plate, the gap between the pushing plate and the annular punching knife is reduced through the rubber ring, so that the waste is prevented from being clamped between the pushing plate and the annular punching knife, and the inner wall of a punched hole is polished through the polishing ball.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic plan view of the present invention.
Fig. 3 is a sectional view taken along line a-a of fig. 2 according to the present invention.
Fig. 4 is a partial enlarged view of the present invention at N of fig. 2.
Fig. 5 is a partial enlarged view of the present invention at M of fig. 2.
Fig. 6 is a schematic plan view of the material guiding cylinder of the present invention.
Fig. 7 is a schematic perspective view of a sheet metal part according to the present invention.
In the figure: 1. a lower die frame; 11. a lower die holder; 12. a guide post; 121. lubricating the beads; 13. a base plate; 14. fixing a female die plate; 15. a cavity plate; 151. a plate body; 1511. a first rectangular groove; 152. a guide member column; 153. a ball; 154. a guide plate; 155. lubricating the column; 156. a support spring; 157. a support block; 16. a material guide cylinder; 161. a barrel; 162. cleaning the brush plate; 163. a support rod; 164. a cylindrical spring; 165. a rubber ball; 17. a push post; 171. an electric push rod; 172. a support plate; 173. a round-head column; 174. a rubber plate; 2. feeding a mold frame; 21. a fixed table; 211. a threaded post; 212. positioning a plate; 213. connecting a long rod; 214. a control handle; 22. a hydraulic cylinder; 23. an upper die holder; 24. a guide sleeve; 25. a male die fixing plate; 26. a convex template; 261. a pressing plate; 2611. a second rectangular groove; 262. a step block; 263. a flanging plate; 27. a core; 271. punching a hole column; 272. an annular punching knife; 273. a pusher spring; 274. a material pushing plate; 275. and (5) grinding the ball.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the flanging processing die for the automobile sheet metal part comprises a lower die frame 1 and an upper die frame 2, wherein the upper side of the lower die frame 1 is rotatably connected with the upper die frame 2; wherein:
the lower die carrier 1 comprises a lower die base 11, guide pillars 12, a base plate 13, a female die fixing plate 14, a female die plate 15, a guide cylinder 16 and a stripper column 17, wherein the guide pillars 12 are fixedly mounted at four corners of the lower die base 11, the base plate 13 is fixedly mounted in the middle of the upper end of the lower die base 11, the female die fixing plate 14 is fixedly mounted on the upper end surface of the base plate 13, the female die plate 15 is fixedly mounted on the female die fixing plate 14, a plurality of guide holes are formed in the lower die base 11, the base plate 13, the female die fixing plate 14 and the female die plate 15, the guide holes in the lower die base 11, the base plate 13, the female die fixing plate 14 and the female die plate 15 are in one-to-one correspondence, the guide cylinders 16 are fixedly mounted in the guide holes in each group in one-to-one correspondence, a cylindrical groove is formed in the middle of the base 13, and the stripper column 17 is fixedly mounted in the cylindrical groove; guide post 12 is fixed through lower die holder 11, and is fixed to die fixing plate 14 through backing plate 13, restricts the sheet metal component outline through cavity die plate 15, leads the waste material that drops after punching a hole through guide cylinder 16, and the sheet metal component after will shaping is released cavity die plate 15 through a pillar 17 that pushes away.
The upper die frame 2 comprises a fixed table 21, a hydraulic cylinder 22, an upper die holder 23, a guide sleeve 24, a male die fixing plate 25, a male die plate 26 and a die core 27, the fixed table 21 is arranged on the upper side of the lower die holder 11, the hydraulic cylinder 22 is fixedly arranged on the lower end face of the fixed table 21, the upper die holder 23 is fixedly arranged on the lower end face of the hydraulic cylinder 22, the guide sleeves 24 are fixedly arranged on four corners of the upper die holder 23, the guide posts 12 are connected with the guide sleeves 24 in a sliding fit manner, the male die fixing plate 25 is fixedly arranged on the lower end face of the upper die holder 23, the male die plate 26 is fixedly arranged on the lower end of the male die; fix hydraulic cylinder 22 through fixed station 21, control the vertical displacement of upper die base 23 through hydraulic cylinder 22 to cooperate through convex die plate 26 and core 27 and die board 15, stereotype the sheet metal component, cooperate with guide pillar 12 through guide pin bushing 24, restrict the movement track of upper die base 23, punch a hole through core 27 to the sheet metal component.
The outer end surface of the guide post 12 is uniformly provided with lubricating balls 121 along the circumferential direction; the friction between the guide post 12 and the guide sleeve 24 is reduced by the lubricating balls 121.
The female die plate 15 comprises a plate body 151, guide posts 152, balls 153, a guide plate 154, lubricating posts 155, supporting springs 156 and supporting blocks 157, the plate body 151 is fixedly mounted on the female die fixing plate 14, a first rectangular groove 1511 is formed in the middle of the plate body 151, the inner end face of the first rectangular groove 1511 is rotatably connected with a plurality of guide posts 152 through pin shafts, the guide posts 152 are uniformly and linearly distributed from top to bottom, the balls 153 are uniformly arranged on the outer end face of the guide posts 152 along the circumferential direction, the guide plates 154 are fixedly mounted on the left side and the right side of the upper surface of the bottom of the first rectangular groove 1511, the lubricating posts 155 are rotatably connected with the left end face and the right end face of the guide plates 154 through pin shafts, the lubricating posts 155 are uniformly and linearly distributed from top to bottom, the supporting springs 156 are fixedly mounted on the upper end faces of the bottom plates of the first rectangular groove 1511, which are located on the opposite sides of the guide plates 154, and the supporting blocks 157 are fixedly mounted on the upper end faces of the supporting springs 156; the guide piece column 152 is positioned through the plate body 151, the friction force of a plate to be processed moving in the first rectangular groove 1511 is reduced through the guide piece column 152, the friction force of the plate to be processed moving in the first rectangular groove 1511 is further reduced through the round ball 153, the flanging position of the plate to be processed is shaped through the guide piece plate 154, after the sheet metal part is formed, the sheet metal part in the movement separated from a mold is shaped under the limitation of the guide piece plate 154, the phenomenon that the flanging on the sheet metal part slightly rebounds is prevented, the friction force between the guide piece plate 154 and the convex template 26 is reduced through the lubricating column 155, the plate to be processed is matched with the supporting block 157 through the supporting spring 156, and the plate to be processed is supported through the supporting block 157, so that the plate to be processed moves downwards under the condition of force balance, and the plate to be prevented from being skewed.
The material guide cylinder 16 comprises a cylinder body 161, a cleaning brush plate 162, a support rod 163, a cylindrical spring 164 and a rubber ball 165, the cylinder body 161 is fixedly installed in each group of material guide holes which correspond to one another one by one, the cleaning brush plates 162 which are uniformly distributed in the circumferential direction are fixedly installed on the inner end face of the cylinder body 161, the support rod 163 is uniformly and fixedly installed on the outer end face of the cleaning brush plate 162, the cylindrical spring 164 is sleeved on the support rod 163, one end of the cylindrical spring 164 is fixedly connected with the cleaning brush plate 162, and the rubber ball 165 is fixedly installed at the other end of the cylindrical spring 164; fix clearance brush board 162 through barrel 161, clear up the outer terminal surface of core 27 of terminal surface under to convex die plate 26 through clearance brush board 162, support cylindrical spring 164 through cradling piece 163, cooperate with rubber ball 165 through cylindrical spring 164, it is spacing to make the brush hair of rubber ball 165 on to clearance brush board 162 support, thereby prevent that the brush hair on clearance brush board 162 from when clearing up the outer terminal surface of core 27, thereby buckle because of receiving great extrusion force, can't resume, lead to clearance brush board 162 life to reduce.
The pushing piece column 17 comprises an electric push rod 171, a supporting plate 172, round-head columns 173 and a rubber plate 174, the electric push rod 171 is fixedly installed in a cylindrical groove on the backing plate 13, the supporting plate 172 is fixedly installed on the upper end face of the electric push rod 171, the round-head columns 173 are fixedly installed on the left side and the right side of the upper end of the supporting plate 172, the rubber plate 174 is fixedly installed on the upper end face of each round-head column 173, and the round-head columns 173 sequentially penetrate through the female die fixing plate 14 and the female die plate 15 in a sliding mode; vertical displacement through electric putter 171 control backup pad 172 to drive button head post 173 and move in the vertical direction, release die board 15 with the sheet metal component after processing, prevent through rubber slab 174 that in-process at the release sheet metal component, button head post 173 produces scraping and indentation to the sheet metal component lower extreme face.
The fixing table 21 comprises threaded columns 211, a positioning plate 212, a long connecting rod 213 and a control handle 214, the upper side of the lower die base 11 is rotatably connected with the plurality of threaded columns 211, the plurality of threaded columns 211 are respectively arranged on four sides of the lower die base 11, the threaded columns 211 are jointly connected with the positioning plate 212 in a threaded connection mode, the upper end faces of adjacent threaded columns 211 are rotatably connected with the long connecting rod 213 through a pin shaft, the long connecting rod 213 is close to the edges of the threaded columns 211, and the control handle 214 is fixedly installed outside one of the threaded columns 211; the vertical displacement of the positioning plate 212 is controlled by the threaded columns 211, so that the motion path of the hydraulic cylinder 22 is adjusted, and the rotation of all the threaded columns 211 is controlled simultaneously by matching the control handle 214 with the long connecting rod 213.
The male die plate 26 comprises an extrusion plate 261, a step block 262 and a flanging plate 263, the lower end of the male die fixing plate 25 is fixedly provided with the extrusion plate 261, the lower end face of the middle part of the extrusion plate 261 is fixedly provided with the step block 262, the left side and the right side of the lower end face of the step block 262 are fixedly provided with the flanging plate 263, the upper side of the guide plate 154 on the extrusion plate 261 is provided with a second rectangular groove 2611, and the inner end face of the second rectangular groove 2611 is smooth; fix step block 262 through stripper plate 261, treat through step block 262 and process the plate and extrude design and turn-ups processing, thereby prevent through turn-ups board 263 that step block 262 from leading to its life to reduce because of carrying out the turn-ups processing many times, prevent through two 2611 rectangle recesses that guide plate 154 from interfering the downstream of stripper plate 261.
The mold core 27 comprises a punching column 271, an annular punching knife 272, a pushing spring 273, a pushing plate 274 and grinding balls 275, the punching column 271 is uniformly installed on the lower end face of the stepped block 262, the annular punching knife 272 is fixedly installed on the lower end face of the punching column 271, the pushing spring 273 is fixedly installed inside the annular punching knife 272 at the lower end of the punching column 271, the pushing plate 274 is fixedly installed on the lower end face of the pushing spring 273, and the grinding balls 275 are uniformly arranged on the outer end face of the punching column 271 along the circumferential direction; the annular punching knife 272 is fixed through the punching column 271, the plate to be processed is punched through the annular punching knife 272, the pushing spring 273 is matched with the pushing plate 274, waste materials clamped on the inner side of the annular punching knife 272 are pushed out of the annular punching knife 272, and the punched inner wall of the hole is polished through the polishing ball 275.
During specific work, at first will treat the plate transportation of processing to the die board 15 in through transport mechanism, at this moment, drive upper die base 23 downstream through hydraulic cylinder 22, punch a hole the processing to the sheet metal component through core 27, the waste material that drops after punching a hole is led through guide cylinder 16 this moment, hydraulic cylinder 22 drives upper die base 23 and continues the downstream, until the contact of sheet metal component of die board 26 with treating the processing, thereby stereotype the sheet metal component, after the sheet metal component shaping, push out die board 15 through the sheet metal component after the ejection post 17 with the shaping.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a car sheet metal component turn-ups mold processing, includes die carrier (1) and last die carrier (2) down, its characterized in that: the upper side of the lower die carrier (1) is rotatably connected with an upper die carrier (2); wherein:
the lower die carrier (1) comprises a lower die holder (11), guide pillars (12), a base plate (13), a female die fixing plate (14), a female die plate (15), guide cylinders (16) and a stripper column (17), the guide pillars (12) are fixedly arranged at four corners of the lower die holder (11), the base plate (13) is fixedly arranged at the middle part of the upper end of the lower die holder (11), the female die fixing plate (14) is fixedly arranged on the upper end surface of the base plate (13), the female die plate (15) is fixedly arranged on the female die fixing plate (14), a plurality of guide holes are respectively formed in the lower die holder (11), the base plate (13), the female die fixing plate (14) and the female die plate (15), the guide holes in the lower die holder (11), the base plate (13), the female die fixing plate (14) and the female die plate (15) are in one-to-one correspondence, the guide cylinders (16) are fixedly arranged in the guide holes in one-to-one correspondence of each group, and a cylindrical groove is formed in the middle part of the base plate (13), a pushing piece column (17) is fixedly arranged in the cylindrical groove;
go up die carrier (2) including fixed station (21), hydraulic cylinder (22), upper die base (23), guide pin bushing (24), punch plate (25), convex die board (26) and core (27), die base (11) upside is provided with fixed station (21), terminal surface fixed mounting has hydraulic cylinder (22) under fixed station (21), terminal surface fixed mounting has upper die base (23) under hydraulic cylinder (22), the equal fixed mounting of four corners has guide pin bushing (24) on upper die base (23), be connected with sliding fit's mode between guide pillar (12) and guide pin bushing (24), terminal surface fixed mounting has punch plate (25) under upper die base (23), punch plate (25) lower extreme fixed mounting has convex die board (26), even fixed mounting of terminal surface has core (27) under convex die board (26).
2. The automobile sheet metal part flanging processing die of claim 1, characterized in that: and lubricating balls (121) are uniformly arranged on the outer end surface of the guide post (12) along the circumferential direction.
3. The automobile sheet metal part flanging processing die of claim 1, characterized in that: the female die plate (15) comprises a plate body (151), guide posts (152), a round ball (153), a guide plate (154), lubricating posts (155), supporting springs (156) and a supporting block (157), the plate body (151) is fixedly installed on the female die fixing plate (14), a first rectangular groove (1511) is formed in the middle of the plate body (151), the inner end face of the first rectangular groove (1511) is rotatably connected with a plurality of guide posts (152) through a pin shaft, the guide posts (152) are uniformly and linearly distributed from top to bottom, the round ball (153) is uniformly arranged on the outer end face of the guide post (152) along the circumferential direction, the guide plates (154) are fixedly installed on the upper end faces of the left side and the right side of the rectangular groove, the lubricating posts (155) are rotatably connected to the left end face and the right end face of the guide plate (154) through the pin shaft, the lubricating posts (155) are uniformly and linearly distributed from top to bottom, the upper surface of a bottom plate of the first rectangular groove (1511) is fixedly installed on the opposite side of the guide plate (154), the upper end surface of the supporting spring (156) is fixedly provided with a supporting block (157).
4. The automobile sheet metal part flanging processing die of claim 1, characterized in that: guide cylinder (16) include barrel (161), clearance brush board (162), cradling piece (163), cylindrical spring (164) and rubber ball (165), the downthehole equal fixed mounting of guide of every group one-to-one has barrel (161), terminal surface fixed mounting has a plurality of circumference evenly distributed's clearance brush board (162) in barrel (161), the even fixed mounting of outer terminal surface of clearance brush board (162) has cradling piece (163), the cover has cylindrical spring (164) on cradling piece (163), cylindrical spring (164) one end and clearance brush board (162) fixed connection, cylindrical spring (164) other end fixed mounting has rubber ball (165).
5. The automobile sheet metal part flanging processing die of claim 1, characterized in that: the pushing part column (17) comprises an electric push rod (171), a supporting plate (172), a round-head column (173) and a rubber plate (174), the electric push rod (171) is fixedly installed in a cylindrical groove in the base plate (13), the supporting plate (172) is fixedly installed on the upper end face of the electric push rod (171), the round-head column (173) is fixedly installed on the left side and the right side of the upper end of the supporting plate (172), the rubber plate (174) is fixedly installed on the upper end face of the round-head column (173), and the round-head column (173) sequentially slides to penetrate through the female die fixing plate (14) and the female die plate (15).
6. The automobile sheet metal part flanging processing die of claim 1, characterized in that: fixed station (21) include screw thread post (211), locating plate (212), connect stock (213) and control handle (214), die holder (11) upside is rotated and is connected with a plurality of screw thread posts (211), a plurality of screw thread posts (211) are arranged respectively in four limits of die holder (11), be connected with locating plate (212) with threaded connection's mode jointly on screw thread post (211), it is connected with connection stock (213) to rotate through the round pin axle between adjacent screw thread post (211) the up end, connection stock (213) are close to screw thread post (211) edge, one of them screw thread post (211) outside fixed mounting has control handle (214).
7. The automobile sheet metal part flanging processing die of claim 1, characterized in that: the male die plate (26) comprises an extrusion plate (261), a step block (262) and a flanging plate (263), wherein the lower end of the male die fixing plate (25) is fixedly provided with the extrusion plate (261), the lower end surface of the middle of the extrusion plate (261) is fixedly provided with the step block (262), the left side and the right side of the lower end surface of the step block (262) are fixedly provided with the flanging plate (263), and the extrusion plate (261) is provided with a guide plate (154) which is upside and is provided with a rectangular groove two (2611).
8. The automobile sheet metal part flanging processing die of claim 1, characterized in that: the core (27) comprises a punching column (271), an annular punching knife (272), a pushing spring (273), a pushing plate (274) and grinding balls (275), the punching column (271) is uniformly and fixedly installed on the lower end face of the convex die plate (26), the annular punching knife (272) is fixedly installed on the lower end face of the punching column (271), the pushing spring (273) is fixedly installed on the inner end face of the annular punching knife (272), the pushing plate (274) is fixedly installed on the lower end face of the pushing spring (273), and the grinding balls (275) are uniformly arranged on the outer end face of the punching column (271) along the circumferential direction.
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| CN202110826784.3A CN113426900B (en) | 2021-07-21 | 2021-07-21 | Automobile sheet metal part flanging processing die |
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| CN202110826784.3A CN113426900B (en) | 2021-07-21 | 2021-07-21 | Automobile sheet metal part flanging processing die |
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| NL2034469A (en) * | 2023-03-30 | 2023-04-26 | Zhejiang Tongji Vocational College Science & Tech | Single-cylinder diesel engine body machining device |
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| CN113426900B (en) | 2023-03-17 |
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