Clutch disc hub production device and production method

Abstract

The invention discloses a clutch disc hub production device and method, and belongs to the technical field of metal machining equipment. The clutch disc hub production device comprises a lower forming device and an upper forming device, the upper forming device and the lower forming device are matched to be used for forming a disc hub, the lower forming device comprises a workbench, and a plurality of forming units distributed in a linear array mode are arranged on the workbench. A transfer device for transferring workpieces between the adjacent forming units is arranged on the workbench; the forming unit comprises a mounting base, a lower die is arranged on the mounting base, a mounting groove is formed in the workbench, the mounting base is located in the mounting groove and slidably connected with the mounting groove, a lifting mechanism for driving the mounting base to ascend and descend is arranged on the upper forming device, and a positioning mechanism for positioning a workpiece is arranged on the workbench. By the adoption of the clutch disc hub production device and method, the problem that existing clutch disc hubs are low in production efficiency can be solved.

Description

Technical Field

[0001] The present invention relates to the technical field of metal processing equipment, and in particular to a clutch hub production device and a production method. Background Art

[0002] The clutch hub is an important component in the automobile clutch system. Its main function is to connect the engine and the transmission, and to transmit or interrupt power through the contact and separation of the friction plate. The hub is usually a disc with a center hole. The center hole is used to install on the engine flywheel. The edge of the center hole is provided with a groove for placing the friction plate. The groove and the edge of the hub are provided with weight reduction holes and connection holes. The structure of the clutch hub is as follows Fig.10 shown.

[0003] The clutch hub is generally made of high-strength steel, which has good strength and toughness. The clutch hub can be formed by forging, casting and stamping. The casting method is used to form complex-shaped hubs, forging is used to form thick-walled hubs, and stamping can directly obtain high-precision thin-walled hubs. Whether forging or stamping, the existing clutch forming needs to go through forming, punching and other processes, and each process is carried out on independent equipment, which requires the workpiece to be transferred and positioned on each device, affecting the forming efficiency of the clutch hub. Summary of the invention

[0004] The purpose of the present invention is to provide a clutch hub production device and a production method to solve the problem of low production efficiency of the existing clutch hub.

[0005] To achieve the above-mentioned purpose, the present invention provides a clutch hub production device, including a lower molding device and an upper molding device, the upper molding device and the lower molding device cooperate to mold the hub, the lower molding device includes a workbench, a plurality of molding units distributed in a linear array are arranged on the workbench, a transfer device for transferring the workpiece between adjacent molding units is arranged on the workbench; the molding unit includes a mounting seat, a lower mold is arranged on the mounting seat, a mounting groove is arranged on the workbench, the mounting seat is located in the mounting groove and is slidably connected to the mounting groove, a lifting mechanism for driving the mounting seat to lift and lower is arranged on the upper molding device, and a positioning mechanism for positioning the workpiece is arranged on the workbench.

[0006] Preferably, the mounting seat is a cube structure, the lower mold and the mounting seat are coaxially arranged, and a positioning block for positioning the mounting seat is arranged on the mounting groove. The positioning block is an L-shaped structure, and the positioning block is located at the four corners of the mounting groove. The positioning block is fixedly connected to the workbench.

[0007] Preferably, the lifting mechanism includes a connecting plate, which is horizontally arranged on the side walls on both sides of the mounting seat, and an avoidance groove for avoiding the connecting plate is arranged on the workbench, and a vertical first guide rod is arranged on the connecting plate, and a first spring is sleeved on the first guide rod, one end of the first spring is connected to the connecting plate, and the other end of the first spring is connected to the upper forming device, and a guide hole for allowing the first guide rod to pass through is arranged on the upper forming device, and the upper forming device drives the mounting seat to slide up and down in the mounting groove through the first spring and the connecting plate.

[0008] Preferably, the positioning mechanism includes a positioning plate evenly distributed around the lower mold, a horizontal sliding rod is arranged on the positioning plate, a sliding hole for the sliding rod to pass through is arranged on the side wall of the mounting groove, the sliding rod is slidably connected to the sliding hole, the sliding rod drives the positioning plate to slide horizontally along the sliding hole, and a slot for inserting the positioning plate is arranged at one end of the sliding hole close to the positioning plate; a transmission structure for driving the sliding rod to slide horizontally is arranged between the mounting seat and the sliding rod.

[0009] Preferably, the transmission structure includes an L-shaped transmission plate, which is rotatably arranged in the mounting hole through a rotating shaft, the mounting hole is arranged on the workbench, a torsion spring is arranged on the rotating shaft to enable the bottom end of the transmission plate to be inserted into the mounting groove through the avoidance hole, the avoidance hole is arranged between the mounting groove and the mounting hole, a transmission hole is arranged on the upper part of the transmission plate, a connecting seat is arranged on one end of the sliding rod located inside the mounting hole, the connecting seat is located on both sides of the transmission plate, a fixing pin is arranged on the connecting seat, the fixing pin is located in the transmission hole and slides along the transmission hole.

[0010] Preferably, the transfer device includes a support rod, which is arranged along the length direction of the workbench and located above the workbench, the two support rods are respectively located on both sides of the lower mold, and the support rods are provided with clamps for clamping the workpiece, and the clamps correspond to the lower mold one by one. A fixed seat is provided at one end of the workbench, and a sliding structure for driving the support rods to slide along the length direction of the workbench is provided on the fixed seat, and a clamping structure for driving the support rods to clamp the workpiece is provided between the upper forming device and the sliding structure.

[0011] Preferably, the sliding structure includes a slide plate, a third guide rail for guiding the sliding of the slide plate is arranged on the fixed seat, a cylinder for driving the slide plate to slide is arranged on the fixed seat, a second guide rail is arranged on the slide plate along the length direction of the slide plate, a second guide groove adapted to the second guide rail is arranged on the support rod, the support rod is slidably connected to the slide plate through the second guide rail and the second guide groove, and the slide plate drives the support rod to slide along the length direction of the workbench through the second guide rail and the second guide groove.

[0012] Preferably, the clamping structure includes a slide seat, a limiting sleeve is arranged on the slide seat, the support rod is located in the limiting sleeve and is slidably connected to the limiting sleeve, a transmission block is arranged on the slide seat, a lifting block is arranged on one side of the slide seat, a first inclined surface is arranged on the side of the transmission block close to the lifting block, a second inclined surface matched with the first inclined surface is arranged on the side of the lifting block close to the transmission block, the lifting block and the transmission block are transmitted through the first inclined surface and the second inclined surface, a limiting groove is arranged on the workbench to avoid the transmission block and the lifting block, the limiting groove has a limiting effect on the lifting and lowering of the lifting block, the upper molding device drives the lifting block to rise and fall, and the lifting A third guide rod is provided on the lower surface of the lowering block, and the third guide rod is slidably connected to the limit plate, the limit plate is located in the limit groove and fixedly connected to the workbench, a positioning plate is provided at the bottom end of the third guide rod, a third spring is provided between the plate and the limit plate, and the third spring applies an upward thrust to the lifting block through the third guide rod; a first guide rail that has a guiding effect on the sliding of the sliding seat is provided on the fixed seat, a fixed plate is provided on the fixed seat, a second guide rod is provided on the sliding seat, the second guide rod is slidably connected to the fixed plate, a second spring is provided between the fixed plate and the sliding seat, and the second spring applies an inward pulling force to the sliding seat.

[0013] Preferably, the upper forming device includes a lifting seat, a hydraulic cylinder for driving the lifting seat to rise and fall is arranged on the support frame, the first guide rod is slidably connected to the lifting seat, and an upper mold corresponding to the lower mold is arranged on the lower surface of the lifting seat; a fourth guide rod is slidably arranged on the lifting seat, a pressure block is arranged at the bottom end of the fourth guide rod, a fourth spring is arranged between the pressure block and the lifting seat, and a protrusion adapted to the pressure block is arranged on the lifting block.

[0014] The production method based on the above clutch hub production device comprises the following steps: S1, placing the workpiece on the lower die of the first molding unit close to the fixed seat, and molding the workpiece by the upper die and the lower die of the first molding unit; S2, the hydraulic cylinder drives the lifting seat to descend, the lifting seat drives the connecting plate to descend through the first guide rod and the first spring, the connecting plate drives the lower die to descend through the mounting seat, and the mounting seat slides downward along the mounting groove; the bottom surface of the mounting seat contacts the bottom end of the transmission plate, the mounting seat drives the transmission plate to rotate, the torsion spring is compressed, the upper end of the transmission plate drives the connecting seat and the slide rod to slide through the transmission hole and the fixing pin, the slide rod drives the positioning plate to slide towards the lower die, the mounting seat slides to the bottom end of the mounting groove, and the positioning plate clamps the workpiece on the lower die in position; S3. At the same time, the lifting seat drives the pressure block to descend synchronously through the fourth guide rod and the fourth spring, the pressure block contacts the convex block, the pressure block drives the lifting block to descend through the convex block, and the third spring is compressed; the lifting block drives the transmission block to slide outward through the second inclined surface and the first inclined surface, the transmission block drives the slide seat to slide outward, and the second spring is extended; the slide seat drives the support rod to slide outward through the limit sleeve, and the support rod drives the clamping plate to slide outward; S4, the lifting seat descends, and the workpiece is formed between the upper die and the lower die; after forming, the hydraulic cylinder drives the lifting seat to rise, the first spring is restored, the lifting seat drives the mounting seat to move upward through the first guide rod and the first spring, the mounting seat slides along the mounting groove, the mounting seat stops sliding after being blocked by the positioning block, the first spring is stretched, and the lifting seat continues to rise; at the same time, the torsion spring is restored, the torsion spring drives the transmission plate to rotate in the opposite direction, the transmission plate drives the positioning plate to slide outward through the transmission hole, the connecting seat and the sliding rod, and the positioning plate releases the workpiece; at the same time, the fourth spring is restored, the lifting seat drives the pressure block to rise through the fourth guide rod and the fourth spring, the lifting block moves upward under the action of the second spring and the third spring, the sliding seat slides inward, the sliding seat drives the support rod to slide inward through the limit sleeve, the support rod drives the clamping plate to slide inward, and the clamping plate is clamped on both sides of the workpiece; the cylinder is extended, and the cylinder drives the support rod to slide forward through the slide plate and the second guide rail, and the support rod sends the workpiece into the lower die of the second molding unit, and the first punching is performed at the second molding unit; S5, repeat S2-S3; the cylinder contracts, and the cylinder drives the support rod to slide backward and reset through the slide plate and the second guide rail; S6, repeat S4, the first punching of the workpiece is completed, and the support rod sends the workpiece to the lower die of the third forming unit for the second punching; S7, repeat S5-S6, the second punching of the workpiece is completed, and the support rod moves the workpiece out of the workbench.

[0015] The advantages and positive effects of the clutch hub production device and production method of the present invention are: 1. The present invention is provided with three forming units on the workbench, which are respectively used for the initial stamping forming of the workpiece, the weight-reducing hole forming and the mounting hole forming. The three processes of the workpiece can be completed by one lifting, thereby improving the processing efficiency of the hub.

[0016] 2. A transfer device is provided on the fixed seat, which realizes the transfer of the workpiece between adjacent molding units. The support plate clamps the workpiece through the clamping plate. The clamping plate clamps and releases the workpiece when the mounting seat rises and falls. The transfer device has good linkage with the upper molding device, which improves the clamping effect of the workpiece and is beneficial to improving the machining accuracy and efficiency of the disc hub.

[0017] 3. A positioning mechanism for positioning the workpiece is provided on the workbench. The mounting seat drives the positioning plate through the transmission plate to clamp and position the workpiece, thereby improving the stability of the clamping and positioning of the workpiece and improving the continuity of the action.

[0018] 4. The forming, transfer and positioning clamping of the workpiece are all linked together, which improves the linkage and continuity of the actions during the workpiece forming process, and is conducive to improving the processing efficiency of the workpiece.

[0019] The technical solution of the present invention is further described in detail below through the accompanying drawings and embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the three-dimensional structure of an embodiment of the present invention; Figure 2 It is a schematic diagram of the three-dimensional structure of the molding device according to an embodiment of the present invention; Figure 3 It is a schematic diagram of the top view of the structure of the molding device according to an embodiment of the present invention; Figure 4 It is a schematic diagram of the partial structure of the molding device according to an embodiment of the present invention; Figure 5 It is a schematic diagram of the cross-sectional structure of a molding device according to an embodiment of the present invention; Figure 6 For attachment Figure 5 Middle B: Enlarged view; Figure 7 For attachment Figure 1 Middle A: Enlarged view; Figure 8 This is a schematic diagram of the structure of a transfer device according to an embodiment of the present invention; Fig. 9 This is a schematic diagram of the cross-sectional structure of a transfer device according to an embodiment of the present invention; Fig.10 It is a schematic diagram of the clutch hub structure.

[0021] Reference numerals 1. Lower forming device; 11. Workbench; 12. Mounting groove; 13. Lower mold; 14. Mounting seat; 15. Connecting plate; 16. First guide rod; 17. First spring; 18. Avoiding groove; 19. Positioning block; 110. Positioning plate; 111. Mounting hole; 112. Transmission plate; 113. Rotating shaft; 114. Avoiding hole; 115. Transmission hole; 116. Connecting seat; 117. Fixing pin; 118. Sliding rod; 119. Sliding hole; 2. Transfer device; 21. Support rod; 22. Clamp; 23. Fixed seat; 24. Sliding seat; 25. Limiting sleeve; 26. Transmission block; 27. Lifting block; 28. Limiting groove; 29. ​​Sliding plate; 210. Cylinder; 211. First guide rail; 212. Second guide rail; 213. Third guide rail; 214. Fixed plate; 215. Second guide rod; 216. Second spring; 217. Limiting plate; 218. Third guide rod; 219. Third spring; 220. Bump; 3. Upper forming device; 31. Lifting seat; 32. Support frame; 33. Hydraulic cylinder; 34. Upper die; 35. Fourth guide rod; 36. Fourth spring; 37. Press block. DETAILED DESCRIPTION

[0022] In the description of the present invention, it should be noted that the terms "upper", "lower", "inside", "outside", etc. indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, or the positions or positional relationships in which the invented product is usually placed when in use. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In the description of the present invention, it should also be noted that, unless otherwise clearly specified and limited, the terms "setting", "installation", and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be a connection between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] The embodiments of the present invention are described in detail below in conjunction with the accompanying drawings.

[0024] like Figure 1 As shown. A clutch hub production device includes a lower molding device 1 and an upper molding device 3, and the upper molding device 3 and the lower molding device 1 cooperate to form the hub. The lower molding device 1 includes a workbench 11, and a plurality of molding units distributed in a linear array are arranged on the workbench 11. There are three molding units, the first molding unit is used for stamping the workpiece; the second molding unit is used for punching the workpiece to form weight-reducing holes; and the third molding unit is used for punching the workpiece to form connecting holes. The order of the connecting holes and the weight-reducing holes can be exchanged as needed. A transfer device 2 for transferring the workpiece between adjacent molding units is arranged on the workbench 11.

[0025] like Figure 2 , Figure 3 , Figure 4 As shown. The molding unit includes a mounting seat 14, on which a lower mold 13 is fixedly arranged. A mounting groove 12 is arranged on the workbench 11, and the mounting seat 14 is located in the mounting groove 12 and is slidably connected to the mounting groove 12. The mounting seat 14 is a cubic structure, and the lower mold 13 is coaxially arranged with the mounting seat 14. A positioning block 19 for positioning the mounting seat 14 is arranged on the mounting groove 12. The positioning block 19 is an L-shaped structure, and the positioning block 19 is fixed at the four corners of the mounting groove 12. The positioning block 19 positions the mounting seat 14 to improve the accuracy of the transfer device 2 in clamping the workpiece.

[0026] The upper molding device 3 is provided with a lifting mechanism for driving the mounting seat 14 to rise and fall. The lifting mechanism includes a connecting plate 15, which is horizontally fixed on the side walls on both sides of the mounting seat 14. Four connecting plates 15 are fixedly provided on each mounting seat 14. The workbench 11 is provided with an avoidance groove 18 for avoiding the connecting plate 15, and the connecting plate 15 slides up and down in the avoidance groove 18. A vertical first guide rod 16 is fixedly provided on the connecting plate 15, and a first spring 17 is sleeved on the first guide rod 16. One end of the first spring 17 is fixedly connected to the connecting plate 15, and the other end of the first spring 17 is fixedly connected to the lifting seat 31. The lifting seat 31 drives the connecting plate 15 to rise or fall synchronously through the first spring 17 and the first guide rod 16. The lifting seat 31 is provided with a guide hole for the first guide rod 16 to pass through, and the first guide rod 16 is slidably connected to the guide hole. The lifting seat 31 drives the mounting seat 14 to slide up and down in the mounting groove 12 through the first spring 17 and the connecting plate 15.

[0027] like Figure 5 , Figure 6 As shown. A positioning mechanism for positioning the workpiece is provided on the workbench 11. The positioning mechanism includes positioning plates 110 evenly distributed around the lower mold 13. Four positioning plates 110 are provided to position the workpiece from four directions, thereby improving the stability and accuracy of positioning. A horizontal sliding rod 118 is fixedly provided on the positioning plate 110, and a sliding hole 119 for the sliding rod 118 to pass through is provided on the side wall of the mounting groove 12. The sliding rod 118 is slidably connected to the sliding hole 119. The sliding rod 118 drives the positioning plate 110 to slide horizontally along the sliding hole 119. A slot for inserting the positioning plate 110 is provided at one end of the sliding hole 119 close to the positioning plate 110, so as to prevent the positioning plate 110 from affecting the lifting and lowering of the mounting seat 14.

[0028] A transmission structure for driving the slide bar 118 to slide horizontally is arranged between the mounting seat 14 and the slide bar 118. The transmission structure includes an L-shaped transmission plate 112, and the transmission plate 112 is rotatably arranged in the mounting hole 111 through a rotating shaft 113. The mounting hole 111 is arranged on the workbench 11. A torsion spring is arranged on the rotating shaft 113 to allow the bottom end of the transmission plate 112 to be inserted into the mounting groove 12 through the avoidance hole 114, and the two ends of the torsion spring are respectively connected to the side wall of the mounting hole 111 and the transmission plate 112. Under the action of the torsion spring, the top end of the transmission plate 112 does not exceed the surface of the workbench 11, so as to prevent the transmission plate 112 from affecting the normal transfer of the workpiece. The avoidance hole 114 is arranged between the mounting groove 12 and the mounting hole 111. A transmission hole 115 is arranged on the upper part of the transmission plate 112, and a connecting seat 116 is fixedly arranged on one end of the slide bar 118 located inside the mounting hole 111. The connection seat 116 is located on both sides of the transmission plate 112. A fixing pin 117 is fixedly arranged on the connection seat 116. The fixing pin 117 is located in the transmission hole 115 and slides along the transmission hole 115. The transmission hole 115 is a long strip hole.

[0029] like Figure 8 , Fig. 9 The transfer device 2 includes a support rod 21, which is arranged along the length direction of the workbench 11 and is located above the workbench 11. Two support rods 21 are respectively located on both sides of the lower mold 13, and clamping plates 22 for clamping the workpiece are fixedly arranged on the support rods 21. Two clamping plates 22 form a group, and there are three groups in total, which correspond to the three lower molds 13 one by one.

[0030] A fixed seat 23 is fixedly provided at one end of the workbench 11, and a sliding structure for driving the support rod 21 to slide along the length direction of the workbench 11 is provided on the fixed seat 23. The sliding structure includes a slide plate 29, and a third guide rail 213 having a guiding function for the sliding of the slide plate 29 is fixedly provided on the fixed seat 23. A cylinder 210 for driving the slide plate 29 to slide is fixedly provided on the fixed seat 23. A second guide rail 212 is fixedly provided on the slide plate 29 along the length direction of the slide plate 29, and a second guide groove adapted to the second guide rail 212 is provided on the support rod 21. The support rod 21 is slidably connected to the slide plate 29 through the second guide rail 212 and the second guide groove. The slide plate 29 drives the support rod 21 to slide along the length direction of the workbench 11 through the second guide rail 212 and the second guide groove.

[0031] A clamping structure for driving the support rod 21 to clamp the workpiece is arranged between the upper forming device 3 and the sliding structure. The clamping structure includes a slide 24, and a limit sleeve 25 is fixedly arranged on the upper surface of the slide 24. The support rod 21 is located in the limit sleeve 25 and is slidably connected with the limit sleeve 25. The support rod 21 is a rectangular rod, and the limit sleeve 25 is a rectangular sleeve. A transmission block 26 is fixedly arranged on the slide 24. A lifting block 27 is arranged on one side of the slide 24, and a first inclined surface is arranged on the side of the transmission block 26 close to the lifting block 27, and a second inclined surface adapted to the first inclined surface is arranged on the side of the lifting block 27 close to the transmission block 26, and the lifting block 27 and the transmission block 26 are transmitted through the first inclined surface and the second inclined surface. A limit groove 28 for avoiding the transmission block 26 and the lifting block 27 is arranged on the workbench 11. The lifting block 27 is located in the limit groove 28, and the limit groove 28 has a limiting effect on the lifting and lowering of the lifting block 27, thereby improving the lifting and lowering stability of the lifting block 27.

[0032] The lifting seat 31 drives the lifting block 27 to move up and down. A vertical third guide rod 218 is fixedly provided on the lower surface of the lifting block 27, and the third guide rod 218 is slidably connected to the limit plate 217. The limit plate 217 is located in the limit groove 28 and is fixedly connected to the workbench 11. A positioning plate is provided at the bottom end of the third guide rod 218, and a third spring 219 is provided between the plate and the limit plate 217. The two ends of the third spring 219 are fixedly connected to the plate and the limit plate 217 respectively. The third spring 219 applies an upward thrust to the lifting block 27 through the third guide rod 218, so that the lifting block 27 is at the highest point in a natural state.

[0033] A first guide rail 211 is fixedly provided on the fixed seat 23 to guide the sliding of the slide seat 24. A fixed plate 214 is fixedly provided on the fixed seat 23, and a second guide rod 215 is fixedly provided on the slide seat 24, and the second guide rod 215 is slidably connected to the fixed plate 214. A second spring 216 is provided between the fixed plate 214 and the slide seat 24, and the two ends of the second spring 216 are fixedly connected to the slide seat 24 and the fixed plate 214, respectively. The second spring 216 applies an inward pulling force to the slide seat 24, so that the slide seat 24 drives the clamping plate 22 to clamp the workpiece on the lower die 13 in a natural state.

[0034] like Figure 7 As shown. The upper forming device 3 includes a lifting seat 31, and a hydraulic cylinder 33 for driving the lifting seat 31 to rise and fall is fixedly arranged on the support frame 32. The first guide rod 16 is slidably connected to the lifting seat 31, and an upper mold 34 corresponding to the lower mold 13 is fixedly arranged on the lower surface of the lifting seat 31. A fourth guide rod 35 is slidably arranged on the lifting seat 31, and a pressure block 37 is fixedly arranged at the bottom end of the fourth guide rod 35, and a fourth spring 36 is arranged between the pressure block 37 and the lifting seat 31. The two ends of the fourth spring 36 are fixedly connected to the pressure block 37 and the lifting seat 31 respectively. A convex block 220 adapted to the pressure block 37 is arranged on the lifting block 27. The lifting seat 31 drives the lifting block 27 to rise and fall through the fourth guide rod 35, the fourth spring 36, the pressure block 37, and the convex block 220.

[0035] The production method based on the above clutch hub production device comprises the following steps: S1. Place the workpiece on the lower die 13 of the first molding unit close to the fixed seat 23, and mold the workpiece by the upper die 34 and the lower die 13 of the first molding unit.

[0036] S2, the hydraulic cylinder 33 drives the lifting seat 31 to descend, the lifting seat 31 drives the connecting plate 15 to descend through the first guide rod 16 and the first spring 17, the connecting plate 15 drives the lower die 13 to descend through the mounting seat 14, and the mounting seat 14 slides downward along the mounting groove 12. The bottom surface of the mounting seat 14 contacts the bottom end of the transmission plate 112, the mounting seat 14 drives the transmission plate 112 to rotate, the torsion spring is compressed, the upper end of the transmission plate 112 drives the connecting seat 116 and the slide bar 118 to slide through the transmission hole 115 and the fixing pin 117, the slide bar 118 drives the positioning plate 110 to slide in the direction close to the lower die 13, the mounting seat 14 slides to the bottom end of the mounting groove 12, and the positioning plate 110 clamps the workpiece on the lower die 13 and positions it.

[0037] S3. At the same time, the lifting seat 31 drives the pressing block 37 to descend synchronously through the fourth guide rod 35 and the fourth spring 36. The pressing block 37 contacts the protrusion 220. The pressing block 37 drives the lifting block 27 to descend through the protrusion 220, and the third spring 219 is compressed. The lifting block 27 drives the transmission block 26 to slide outward through the second inclined surface and the first inclined surface, and the transmission block 26 drives the slide seat 24 to slide outward, and the second spring 216 is extended. The slide seat 24 drives the support rod 21 to slide outward through the limiting sleeve 25, and the support rod 21 drives the clamping plate 22 to slide outward.

[0038] S4, the lifting seat 31 descends, and the workpiece is formed between the upper die 34 and the lower die 13. After forming, the hydraulic cylinder 33 drives the lifting seat 31 to rise, the first spring 17 is restored, and the lifting seat 31 drives the mounting seat 14 to move upward through the first guide rod 16 and the first spring 17. The mounting seat 14 slides along the mounting groove 12, and the mounting seat 14 stops sliding after being blocked by the positioning block 19. The first spring 17 is stretched, and the lifting seat 31 continues to rise. At the same time, the torsion spring is restored, and the torsion spring drives the transmission plate 112 to rotate in the opposite direction. The transmission plate 112 drives the positioning plate 110 to slide outward through the transmission hole 115, the connecting seat 116 and the sliding rod 118, and the positioning plate 110 releases the workpiece. At the same time, the fourth spring 36 is restored, the lifting seat 31 drives the pressing block 37 to rise through the fourth guide rod 35 and the fourth spring 36, the lifting block 27 moves upward under the action of the second spring 216 and the third spring 219, the slide 24 slides inward, the slide 24 drives the support rod 21 to slide inward through the limit sleeve 25, the support rod 21 drives the clamping plate 22 to slide inward, and the clamping plate 22 is clamped on both sides of the workpiece. The cylinder 210 extends, and the cylinder 210 drives the support rod 21 to slide forward through the slide plate 29 and the second guide rail 212, and the support rod 21 sends the workpiece into the lower die 13 of the second molding unit, and performs the first punching at the second molding unit.

[0039] S5, repeat S2-S3. The cylinder 210 contracts, and the cylinder 210 drives the support rod 21 to slide backward and reset through the slide plate 29 and the second guide rail 212.

[0040] S6, repeat S4, the first punching of the workpiece is completed, and the support rod 21 sends the workpiece to the lower die 13 of the third molding unit for the second punching.

[0041] S7 , repeat S5 - S6 , the second punching of the workpiece is completed, and the support rod 21 moves the workpiece out of the workbench 11 .

[0042] Therefore, the clutch hub production device and production method described in the present invention can solve the problem of low production efficiency of the existing clutch hub.

[0043] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention rather than to limit it. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that they can still modify or replace the technical solution of the present invention with equivalents, and these modifications or equivalent replacements cannot cause the modified technical solution to deviate from the spirit and scope of the technical solution of the present invention.

Claims

1. A clutch hub production device, characterized in that: It includes a lower molding device and an upper molding device, which cooperate with each other to mold the disk hub. The lower molding device includes a workbench, on which are arranged a plurality of molding units distributed in a linear array, and on which is arranged a transfer device for transferring the workpiece between adjacent molding units; the molding unit includes a mounting seat, on which is arranged a lower mold, and on which is arranged a mounting groove, in which the mounting seat is located and slidably connected to the mounting groove, and on which is arranged a lifting mechanism for driving the mounting seat to lift and lower, and on which is arranged a positioning mechanism for positioning the workpiece.

2. A clutch hub production device according to claim 1, characterized in that: The mounting seat is a cube structure, the lower mold and the mounting seat are coaxially arranged, and a positioning block for positioning the mounting seat is arranged on the mounting groove. The positioning block is an L-shaped structure, the positioning block is located at the four corners of the mounting groove, and the positioning block is fixedly connected to the workbench.

3. A clutch hub production device according to claim 2, characterized in that: The lifting mechanism includes a connecting plate, which is horizontally arranged on the side walls on both sides of the mounting seat, a workbench is provided with an avoidance groove for avoiding the connecting plate, a vertical first guide rod is provided on the connecting plate, a first spring is sleeved on the first guide rod, one end of the first spring is connected to the connecting plate, and the other end of the first spring is connected to the upper forming device, the upper forming device is provided with a guide hole for the first guide rod to pass through, and the upper forming device drives the mounting seat to slide up and down in the mounting groove through the first spring and the connecting plate.

4. A clutch hub production device according to claim 3, characterized in that: The positioning mechanism includes positioning plates evenly distributed around the lower mold, a horizontal sliding rod is arranged on the positioning plate, a sliding hole for the sliding rod to pass through is arranged on the side wall of the mounting groove, the sliding rod is slidably connected with the sliding hole, the sliding rod drives the positioning plate to slide horizontally along the sliding hole, and a slot for inserting the positioning plate is arranged at one end of the sliding hole close to the positioning plate; a transmission structure for driving the sliding rod to slide horizontally is arranged between the mounting seat and the sliding rod.

5. A clutch hub production device according to claim 4, characterized in that: The transmission structure includes an L-shaped transmission plate, which is rotatably arranged in a mounting hole through a rotating shaft, and the mounting hole is arranged on a workbench. A torsion spring is arranged on the rotating shaft to enable the bottom end of the transmission plate to be inserted into the mounting groove through an avoidance hole. The avoidance hole is arranged between the mounting groove and the mounting hole. A transmission hole is arranged on the upper part of the transmission plate, and a connecting seat is arranged at one end of the sliding rod located inside the mounting hole. The connecting seat is located on both sides of the transmission plate, and a fixing pin is arranged on the connecting seat. The fixing pin is located in the transmission hole and slides along the transmission hole.

6. A clutch hub production device according to claim 5, characterized in that: The transfer device includes a support rod, which is arranged along the length direction of the workbench and located above the workbench. The two support rods are respectively located on both sides of the lower mold. The support rods are provided with clamping plates for clamping the workpiece, and the clamping plates correspond to the lower mold one by one. A fixed seat is provided at one end of the workbench, and a sliding structure is provided on the fixed seat for driving the support rod to slide along the length direction of the workbench. A clamping structure is provided between the upper forming device and the sliding structure for driving the support rod to clamp the workpiece.

7. A clutch hub production device according to claim 6, characterized in that: The sliding structure includes a slide plate, a third guide rail for guiding the sliding of the slide plate is arranged on the fixed seat, a cylinder for driving the slide plate to slide is arranged on the fixed seat, a second guide rail is arranged on the slide plate along the length direction of the slide plate, a second guide groove adapted to the second guide rail is arranged on the support rod, the support rod is slidably connected to the slide plate through the second guide rail and the second guide groove, and the slide plate drives the support rod to slide along the length direction of the workbench through the second guide rail and the second guide groove.

8. The clutch hub production device according to claim 7, characterized in that: The clamping structure includes a slide seat, a limit sleeve is arranged on the slide seat, a support rod is located in the limit sleeve and is slidably connected to the limit sleeve, a transmission block is arranged on the slide seat, a lifting block is arranged on one side of the slide seat, a first inclined surface is arranged on the side of the transmission block close to the lifting block, a second inclined surface adapted to the first inclined surface is arranged on the side of the lifting block close to the transmission block, the lifting block and the transmission block are transmitted through the first inclined surface and the second inclined surface, a limit groove is arranged on the workbench to avoid the transmission block and the lifting block, the limit groove has a limiting effect on the lifting and lowering of the lifting block, the upper molding device drives the lifting block to rise and fall, and the lifting block A third guide rod is provided on the lower surface of the third guide rod, which is slidably connected to the limit plate, the limit plate is located in the limit groove and fixedly connected to the workbench, a positioning plate is provided at the bottom end of the third guide rod, a third spring is provided between the plate and the limit plate, and the third spring applies an upward thrust to the lifting block through the third guide rod; a first guide rail that has a guiding effect on the sliding of the sliding seat is provided on the fixed seat, a fixed plate is provided on the fixed seat, a second guide rod is provided on the sliding seat, the second guide rod is slidably connected to the fixed plate, a second spring is provided between the fixed plate and the sliding seat, and the second spring applies an inward pulling force to the sliding seat.

9. The clutch hub production device according to claim 8, characterized in that: The upper forming device includes a lifting seat, a hydraulic cylinder for driving the lifting seat to rise and fall is arranged on the support frame, a first guide rod is slidably connected with the lifting seat, and an upper die corresponding to the lower die is arranged on the lower surface of the lifting seat; a fourth guide rod is slidably arranged on the lifting seat, a pressure block is arranged at the bottom end of the fourth guide rod, a fourth spring is arranged between the pressure block and the lifting seat, and a convex block adapted to the pressure block is arranged on the lifting block.

10. A production method for a clutch hub production device according to claim 9, characterized in that: The following steps are involved: S1, placing the workpiece on the lower die of the first molding unit close to the fixed seat, and molding the workpiece by the upper die and the lower die of the first molding unit; S2, the hydraulic cylinder drives the lifting seat to descend, the lifting seat drives the connecting plate to descend through the first guide rod and the first spring, the connecting plate drives the lower die to descend through the mounting seat, and the mounting seat slides downward along the mounting groove; the bottom surface of the mounting seat contacts the bottom end of the transmission plate, the mounting seat drives the transmission plate to rotate, the torsion spring is compressed, the upper end of the transmission plate drives the connecting seat and the slide rod to slide through the transmission hole and the fixing pin, the slide rod drives the positioning plate to slide towards the lower die, the mounting seat slides to the bottom end of the mounting groove, and the positioning plate clamps the workpiece on the lower die in position; S3. At the same time, the lifting seat drives the pressure block to descend synchronously through the fourth guide rod and the fourth spring, the pressure block contacts the convex block, the pressure block drives the lifting block to descend through the convex block, and the third spring is compressed; the lifting block drives the transmission block to slide outward through the second inclined surface and the first inclined surface, the transmission block drives the slide seat to slide outward, and the second spring is extended; the slide seat drives the support rod to slide outward through the limit sleeve, and the support rod drives the clamping plate to slide outward; S4, the lifting seat descends, and the workpiece is formed between the upper die and the lower die; after forming, the hydraulic cylinder drives the lifting seat to rise, the first spring is restored, the lifting seat drives the mounting seat to move upward through the first guide rod and the first spring, the mounting seat slides along the mounting groove, the mounting seat stops sliding after being blocked by the positioning block, the first spring is stretched, and the lifting seat continues to rise; at the same time, the torsion spring is restored, the torsion spring drives the transmission plate to rotate in the opposite direction, the transmission plate drives the positioning plate to slide outward through the transmission hole, the connecting seat and the sliding rod, and the positioning plate releases the workpiece; at the same time, the fourth spring is restored, the lifting seat drives the pressure block to rise through the fourth guide rod and the fourth spring, the lifting block moves upward under the action of the second spring and the third spring, the sliding seat slides inward, the sliding seat drives the support rod to slide inward through the limit sleeve, the support rod drives the clamping plate to slide inward, and the clamping plate is clamped on both sides of the workpiece; the cylinder is extended, and the cylinder drives the support rod to slide forward through the slide plate and the second guide rail, and the support rod sends the workpiece into the lower die of the second molding unit, and the first punching is performed at the second molding unit; S5, repeat S2-S3; the cylinder contracts, and the cylinder drives the support rod to slide backward and reset through the slide plate and the second guide rail; S6, repeat S4, the first punching of the workpiece is completed, and the support rod sends the workpiece to the lower die of the third forming unit for the second punching; S7, repeat S5-S6, the second punching of the workpiece is completed, and the support rod moves the workpiece out of the workbench.

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