Cold heading forming die for UB110 lining
By designing an automated cold heading mold, using motors and hydraulic rods to drive the push plates and clamping blocks, the problems of high cost and risk of traditional manual loading are solved, and efficient automatic molding of UB110 bushings are achieved.
Patent Information
- Application Number
- CN202411653634.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-19
- Publication Date
- 2025-01-14
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
The traditional UB110 bushing processing requires manual loading, which leads to high cost and high risk.
A cold heading molding mold including a conveying mechanism, a alignment mechanism, a die-casting mechanism and a defining mechanism is designed, and the push plate and clamping block are driven by a motor and a hydraulic rod to realize the automatic loading and forming process.
Through automated loading and molding, labor costs and dangers are reduced, ensuring that only one steel pipe raw material enters the die-casting mechanism at a time, avoiding falling, and achieving efficient cold heading forming.
Smart Images
Figure CN119304112A_ABST
Abstract
Description
Technical Field
[0001] The invention relates to the technical field of UB110 bushing processing, in particular to a cold heading forming die for a UB110 bushing. Background Art
[0002] A bushing is a tube or sleeve used to wrap or cover other objects, usually to provide protection, support or reduce friction. Bushings can be used in a variety of different application fields, such as engineering, machinery, medical, chemical, etc. Currently in the traditional automotive industry, high-precision bushings require a composite process of cold heading and cold extrusion to produce.
[0003] Traditional bushing processing requires manual loading and then cold heading extrusion. On the one hand, the labor cost of manual loading is high, and on the other hand, manual loading is very dangerous. For this reason, inventors in this field have proposed a cold heading forming die for UB110 bushing to solve the above problems. Summary of the invention
[0004] In view of the deficiencies of the prior art, the present invention provides a cold heading forming die for a UB110 bushing, which solves the problem of high labor cost and high risk of manual feeding.
[0005] To achieve the above objectives, the present invention is implemented through the following technical solutions: A cold heading forming die for a UB110 bushing, comprising: A conveying mechanism, which has a bracket a, a motor and a conveyor belt b as main structures, and is used to convey bushing raw materials. A motor is fixedly connected to the middle of the bracket a, an output shaft is fixedly connected to the output end of the motor, two pulleys b are fixedly connected to the outside of the output shaft, and the top of the bracket a is rotatably connected to the conveyor belt b; A position correction mechanism, which is arranged at the left rear side of the bracket a, and is used to neatly push the bushing raw material onto the conveying mechanism. The position correction mechanism includes a material box, which is fixedly connected to the left rear side of the bracket a, and has three pushing plates arranged inside. A die-casting mechanism, which is arranged on the right side of the bracket a, and is used to realize the processing and molding of the raw material. The die-casting mechanism includes a bracket b, a hydraulic rod a is fixedly connected to the middle of the bracket b, and the front and rear sides of the bracket b are both fixedly connected to the hydraulic rod b; The limiting mechanism is arranged on the right side of the die-casting mechanism and is used to ensure that the bushing raw materials enter the die-casting mechanism one by one in sequence. The limiting mechanism includes a fork frame, and tension springs are fixedly connected to both sides of the bottom end of the fork frame.
[0006] Preferably, the outside of the conveyor belt b is fixedly connected with a plurality of driving plates, the front end of the conveyor belt drive shaft a in the middle of the conveyor belt b is fixedly connected with a bevel gear b, the middle part of the front end of the bracket a is fixedly connected with a fixed plate, the middle part of the fixed plate is fixedly connected with a rotating shaft b, the middle part of the rotating shaft b is rotatably connected with a pulley d, a belt e is sleeved between the pulley d and the left pulley b, the left end of the pulley d is fixedly connected with a bevel gear a, and the bevel gear a is meshed with the bevel gear b.
[0007] Preferably, the three pushing plates are all arranged on the inner front side of the material box, the middle pushing plate is fixedly connected to the inside of the material box, the pushing plates on both sides are slidably connected to the inside of the pushing plates, and connecting plates are fixedly connected between the left and right ends of the pushing plates on both sides, the right side of the material box is rotatably connected to a rotating shaft a, the outside of the rotating shaft a is fixedly connected to an eccentric wheel, the outside of the rotating shaft a is fixedly connected to a pulley a, a belt c is sleeved between the pulley a and the right pulley b, the output end of the rotating shaft a is rotatably connected to a driving rod, the end of the driving rod away from the eccentric wheel is rotatably connected to a connecting rod, and the end of the connecting rod away from the driving rod is rotatably connected to the right end of the right connecting plate.
[0008] Preferably, the top of the bracket b is fixedly connected to a feeding pipe, the inside of the bracket b is fixedly connected to a fixing frame, the bottom end of the fixing frame is provided with a slide groove b, the inside of the slide groove b is slidably connected with four sliders a, the bottom ends of the four sliders a are fixedly connected with clamping blocks b, the outer sides of the four clamping blocks b are provided with slide grooves c, the bracket b is provided with an extrusion sleeve, the inside of the extrusion sleeve is fixedly connected with four sliders b, the four sliders b are slidably connected to the inside of the four slide grooves c, and the output ends of the two hydraulic rods b are fixedly connected to the front and rear ends of the extrusion sleeve.
[0009] Preferably, the fork frame is rotatably connected to the middle right side of the bracket b, the right side of the output end of the hydraulic rod a is rotatably connected to a rotating rod, a slide groove a is provided in the middle of the rotating rod, the middle of the bracket b is fixedly connected to a fixed rod, the rotating rod slides outside the fixed rod, one end of the two tension springs away from the fork frame is fixedly connected to the other end of the rotating rod away from the rotating rod, and the top end of the fork frame is fixedly connected to two clamping blocks a arranged opposite to each other.
[0010] Preferably, the driving plate is designed with a middle portion lower than the front and rear sides.
[0011] Preferably, the top ends of the three pushing plates are inclined toward the rear, and the left and right ends of the pushing plates on both sides pass through the left and right sides of the material box.
[0012] Preferably, the two connecting plates are arranged outside the left sides of the material box, and the front top end of the material box is arranged on the upper left side of the conveyor belt b.
[0013] Preferably, the limiting mechanism is arranged in the middle of the die-casting mechanism and the conveying mechanism, and the two clamping blocks a correspond to the positions of the input ends of the feeding pipes.
[0014] Preferably, the output end of the material passing pipe is arranged in the middle of the fixing frame.
[0015] Working principle: When in use, the motor first drives the eccentric wheel to rotate and then drives the push plates on both sides to move up and down reciprocatingly. Through the cooperation of the three push plates, the steel pipe raw materials inside the material box can be pushed one by one onto the conveyor belt b, so that the steel pipe raw materials can be transported to the feeding pipe one by one through the correction mechanism and the transmission mechanism; when the steel pipe raw materials are placed on the right side of the feeding pipe, the hydraulic rod a is started to move downward, and the hydraulic rod a drives the rotating rod and then pulls the tension spring to make the fork frame drive the clamping block a to open. At this time, the steel pipe raw materials can enter the interior of the die-casting mechanism, and the hydraulic rod a is started at this time. Move upward, hydraulic rod a drives the rotating rod and then drives the fork frame to drive the clamping block a to close by pulling the tension spring, thereby clamping the next steel pipe raw material, so that only one steel pipe raw material enters the die-casting mechanism each time the steel pipe raw material is stamped through the limiting mechanism; when the steel pipe raw material enters between the four clamping blocks b, the hydraulic rod a moves upward to avoid falling directly from the inside, and then the hydraulic rod b is started to push the extrusion sleeve to extrude the clamping block b to clamp the steel pipe raw material, and the hydraulic rod a moves upward, thereby pushing the mold to extrude the raw material to realize the cold heading forming work.
[0016] The present invention provides a cold heading forming die for a UB110 bushing, which has the following beneficial effects: 1. The present invention drives the eccentric wheel to rotate through a motor and then drives the pushing plates on both sides to move up and down reciprocatingly. Through the cooperation of the three pushing plates, the steel pipe raw materials inside the material box can be pushed onto the conveyor belt b one by one, so that the steel pipe raw materials can be transported to the material passing pipe one by one through the correction mechanism and the transmission mechanism.
[0017] 2. The present invention drives the rotating rod through the hydraulic rod a, and then drives the tension spring to drive the fork frame to drive the clamping block a to clamp the steel pipe raw material, so that only one steel pipe raw material enters the die-casting mechanism each time the stamping is performed through the limiting mechanism.
[0018] 3. The present invention pushes the extrusion sleeve to extrude the clamping block b through the hydraulic rod b to clamp the steel pipe raw material. The hydraulic rod a can prevent the steel pipe raw material from falling directly from the inside when entering between the four clamping blocks b. The cold heading forming work can be achieved by pushing the mold to extrude the raw material through the hydraulic rod a. BRIEF DESCRIPTION OF THE DRAWINGS
[0019] Figure 1 A perspective view of the present invention; Figure 2 A schematic diagram of a motor according to the present invention; Figure 3 It is a schematic diagram of the conveyor belt b of the present invention; Figure 4 This is a schematic diagram of the bracket b of the present invention; Figure 5 It is a schematic diagram of a hydraulic rod a of the present invention; Figure 6 for Figure 3 Enlarged view of point A in the middle; Figure 7 for Figure 4 Enlarged view of point B in the middle; Figure 8 for Figure 5 Enlarged view of point C in the middle.
[0020] Among them, 1, bracket a; 2, material box; 3, push plate; 4, connecting plate; 5, rotating shaft a; 6, eccentric wheel; 7, pulley a; 8, motor; 9, output shaft; 10, pulley b; 11, belt c; 12, driving rod; 13, connecting rod; 14, fixed plate; 15, rotating shaft b; 16, pulley d; 17, belt e; 18, bevel gear a; 19, conveyor belt transmission shaft a; 20, bevel Gear b; 21. Conveyor belt b; 22. Driving plate; 23. Bracket b; 24. Feeding pipe; 25. Hydraulic rod a; 26. Rotating rod; 27. Slide a; 28. Fixed rod; 29. Fork frame; 30. Tension spring; 31. Clamping block a; 32. Fixed frame; 33. Slide b; 34. Slider a; 35. Clamping block b; 36. Slide c; 37. Extrusion sleeve; 38. Slider b; 39. Hydraulic rod b. DETAILED DESCRIPTION
[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.
[0022] Example: Please refer to the attached Figure 1 , Attachment Figure 3 , Attachment Figure 6 The embodiment of the present invention provides a cold heading forming die for a UB110 bushing, comprising: The transmission mechanism has a bracket a1, a motor 8 and a conveyor belt b21 as main structures, which is used to transport the bushing raw material. The motor 8 is fixedly connected to the middle of the bracket a1, and the output end of the motor 8 is fixedly connected to the output shaft 9. The outside of the output shaft 9 is fixedly connected to two pulleys b10. The output shaft 9 is driven by the motor 8 and then drives the two pulleys b10 to rotate; The top of the bracket a1 is rotatably connected to a conveyor belt b21, and the outside of the conveyor belt b21 is fixedly connected to a plurality of driving plates 22, and the driving plates 22 are designed to be lower in the middle than the front and rear sides. The front end of the conveyor belt transmission shaft a19 in the middle of the conveyor belt b21 is fixedly connected to a bevel gear b20, and the middle of the front end of the bracket a1 is fixedly connected to a fixed plate 14, and the middle of the fixed plate 14 is fixedly connected to a rotating shaft b15, and the middle of the rotating shaft b15 is rotatably connected to a pulley d16, and a belt e17 is sleeved between the pulley d16 and the left pulley b10, and the pulley d1 The left end of 6 is fixedly connected with a bevel gear a18, which meshes with a bevel gear b20, drives the belt e17 through the pulley b10 and then drives the pulley d16 to rotate, and then drives the bevel gear a18 to rotate through the pulley d16, and then drives the conveyor belt drive shaft a19 to rotate through the bevel gear a18 and meshes with the bevel gear b20, and then drives the conveyor belt b21 to rotate, and the driving plate 22 is designed to be lower in the middle than the front and rear sides, so that the steel pipe raw material can directly roll to the middle of the conveyor belt b21, and is arranged horizontally from left to right.
[0023] Please see attached Figure 1 , Attachment Figure 2, a position correction mechanism is arranged at the rear left part of the bracket a1, and is used to push the bushing raw material neatly to the conveying mechanism. The position correction mechanism includes a material box 2, and the front top of the material box 2 is arranged on the upper left side of the conveyor belt b21. The material box 2 is fixedly connected to the rear left part of the bracket a1, and three pushing plates 3 are arranged inside it. The tops of the three pushing plates 3 are all inclined to the rear side, and the left and right ends of the pushing plates 3 on both sides pass through the left and right sides of the material box 2. The three pushing plates 3 are all arranged on the front side of the interior of the material box 2, and the middle pushing plate 3 is fixedly connected to the interior of the material box 2. The pushing plates 3 on both sides are slidably connected to the interior of the pushing plates 3. Connecting plates 4 are fixedly connected between the left and right ends of the pushing plates 3 on both sides, and the two connecting plates 4 are arranged on the outside of the left and right sides of the material box 2. The right side of the material box 2 is rotatably connected with a rotating shaft a5, and the outside of the rotating shaft a5 is fixedly connected with an eccentric wheel 6, and the outside of the rotating shaft a5 is fixedly connected with a pulley a7. A belt c11 is sleeved between the pulley a7 and the right pulley b10, and the output end of the rotating shaft a5 is rotatably connected to a driving rod 12, and the end of the driving rod 12 away from the eccentric wheel 6 is rotatably connected to a connecting rod 13, and the end of the connecting rod 13 away from the driving rod 12 is rotatably connected to the right end of the right connecting plate 4, and the belt c11 is driven by the pulley b10, and then the eccentric wheel 6 is driven to rotate by driving the pulley a7, and the driving rod 12 is driven by the eccentric wheel 6, and then the connecting rod 13 is driven to drive the connecting plate 4 to reciprocate up and down, and the pushing plates 3 on both sides are driven to reciprocate up and down through the connecting plate 4, and the steel pipe raw material is pushed to the middle pushing plate 3 through the front pushing plate 3. When the rear pushing plate 3 moves downward, since the top ends of the three pushing plates 3 are all inclined to the rear side, the steel pipe raw material on the middle pushing plate 3 can directly roll onto the front pushing plate 3, and then the steel pipe raw material is pushed to the conveyor belt b21 through the front pushing plate 3.
[0024] Please see attached Figure 4 , Attachment Figure 5 , Attachment Figure 8 The die-casting mechanism is arranged on the right side of the bracket a1, and is used to realize the processing and molding of the raw materials. The die-casting mechanism includes a bracket b23, a hydraulic rod a25 is fixedly connected to the middle of the bracket b23, and hydraulic rods b39 are fixedly connected to the front and rear sides of the bracket b23. The top of the bracket b23 is fixedly connected to a feeding pipe 24, and the interior of the bracket b23 is fixedly connected to a fixed frame 32. The steel pipe raw materials on the conveyor belt b21 can be transported to the upper side of the fixed frame 32 through the feeding pipe 24; A slide groove b33 is provided at the bottom end of the fixed frame 32, and four sliders a34 are slidably connected inside the slide groove b33. The bottom ends of the four sliders a34 are fixedly connected to clamping blocks b35, and slide grooves c36 are provided on the outer sides of the four clamping blocks b35. The bracket b23 is provided with an extrusion sleeve 37, and four sliders b38 are fixedly connected inside the extrusion sleeve 37. The four sliders b38 are slidably connected inside the four slide grooves c36 respectively. The output ends of the two hydraulic rods b39 are fixedly connected to the front and rear ends of the extrusion sleeve 37 respectively. The extrusion sleeve 37 is pushed upward by the hydraulic rod b39, and then the four clamping blocks b35 are squeezed to move toward the middle, thereby achieving the function of clamping the steel pipe raw material.
[0025] Please refer to the attached Figure 4 , Attachment Figure 7 , a limiting mechanism is arranged on the right side of the die-casting mechanism, which is used to ensure that the bushing raw materials enter the die-casting mechanism one by one in sequence. The limiting mechanism includes a fork frame 29, and both sides of the bottom end of the fork frame 29 are fixedly connected with tension springs 30. The fork frame 29 is rotatably connected to the middle of the right side of the bracket b23. The right side of the output end of the hydraulic rod a25 is rotatably connected to the rotating rod 26. A slide groove a27 is provided in the middle of the rotating rod 26. A fixed rod 28 is fixedly connected to the middle of the bracket b23. The rotating rod 26 slides on the outside of the fixed rod 28. The ends of the two tension springs 30 away from the fork frame 29 are fixedly connected to the rotating rod. The movable rod 26 is away from one end of the rotating rod 26, and the top end of the fork frame 29 is fixedly connected with two clamping blocks a31 arranged opposite to each other. The limiting mechanism is arranged in the middle of the die-casting mechanism and the transmission mechanism. The two clamping blocks a31 correspond to the positions of the input end of the feeding tube 24. The output end of the feeding tube 24 is arranged in the middle of the fixed frame 32. The rotating rod 26 is driven to rotate on the fixed rod 28 by the hydraulic rod a25, and then the tension spring 30 is driven to move downward. The fork frame 29 is pulled closed by the tension spring 30, and the clamping blocks a31 are driven to move relatively by the fork frame 29, thereby achieving the function of clamping the steel pipe raw material.
[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A cold heading forming die for a UB110 bushing, characterized in that: include: A conveying mechanism, the conveying mechanism having a support a (1), a motor (8) and a conveyor belt b (21) as main structures, which is used to convey bushing raw materials, wherein the motor (8) is fixedly connected to the middle of the support a (1), the output end of the motor (8) is fixedly connected to an output shaft (9), the outside of the output shaft (9) is fixedly connected to two pulleys b (10), and the top end of the support a (1) is rotatably connected to the conveyor belt b (21); A position correction mechanism, which is arranged at the rear left part of the bracket a (1) and is used to neatly push the bushing raw material onto the conveying mechanism, the position correction mechanism comprising a material box (2), the material box (2) being fixedly connected to the rear left part of the bracket a (1), and having three pushing plates (3) arranged therein; A die-casting mechanism, which is arranged on the right side of the bracket a (1) and is used to realize the processing and molding of the raw material, the die-casting mechanism comprising a bracket b (23), a hydraulic rod a (25) is fixedly connected to the middle part of the bracket b (23), and the front and rear sides of the bracket b (23) are both fixedly connected to hydraulic rods b (39); The limiting mechanism is arranged on the right side of the die-casting mechanism and is used to ensure that the bushing raw materials enter the interior of the die-casting mechanism one by one in sequence. The limiting mechanism comprises a fork frame (29), and tension springs (30) are fixedly connected to both sides of the bottom end of the fork frame (29).
2. The cold heading forming die of a UB110 bushing according to claim 1, characterized in that: The outside of the conveyor belt b (21) is fixedly connected to a plurality of driving plates (22); the front end of the conveyor belt transmission shaft a (19) in the middle of the conveyor belt b (21) is fixedly connected to a bevel gear b (20); the middle of the front end of the bracket a (1) is fixedly connected to a fixed plate (14); the middle of the fixed plate (14) is fixedly connected to a rotating shaft b (15); the middle of the rotating shaft b (15) is rotatably connected to a pulley d (16); a belt e (17) is sleeved between the pulley d (16) and the left pulley b (10); the left end of the pulley d (16) is fixedly connected to a bevel gear a (18); the bevel gear a (18) is meshed with the bevel gear b (20).
3. The cold heading forming die of a UB110 bushing according to claim 1, characterized in that: The three pushing plates (3) are all arranged on the front side of the interior of the material box (2); the middle pushing plate (3) is fixedly connected to the interior of the material box (2); the pushing plates (3) on both sides are slidably connected to the interior of the pushing plates (3); a connecting plate (4) is fixedly connected between the left and right ends of the pushing plates (3) on both sides; the right side of the material box (2) is rotatably connected to a rotating shaft a (5); the outside of the rotating shaft a (5) is fixedly connected to an eccentric wheel (6); the outside of the rotating shaft a (5) is fixedly connected to a pulley a (7); a belt c (11) is sleeved between the pulley a (7) and the right pulley b (10); the output end of the rotating shaft a (5) is rotatably connected to a driving rod (12); the end of the driving rod (12) away from the eccentric wheel (6) is rotatably connected to a connecting rod (13); the end of the connecting rod (13) away from the driving rod (12) is rotatably connected to the right end of the right connecting plate (4).
4. The cold heading forming die of a UB110 bushing according to claim 1, characterized in that: The top of the bracket b (23) is fixedly connected to a feeding pipe (24), the interior of the bracket b (23) is fixedly connected to a fixing frame (32), the bottom end of the fixing frame (32) is provided with a slide groove b (33), the interior of the slide groove b (33) is slidably connected to four sliders a (34), the bottom ends of the four sliders a (34) are fixedly connected to clamping blocks b (35), the outer sides of the four clamping blocks b (35) are provided with a slide groove c (36), the bracket b (23) is provided with an extrusion sleeve (37), the interior of the extrusion sleeve (37) is fixedly connected to four sliders b (38), the four sliders b (38) are slidably connected to the interiors of the four slide grooves c (36), and the output ends of the two hydraulic rods b (39) are fixedly connected to the front and rear ends of the extrusion sleeve (37), respectively.
5. The cold heading forming die of a UB110 bushing according to claim 1, characterized in that: The fork frame (29) is rotatably connected to the middle part of the right side of the bracket b (23); the right side of the output end of the hydraulic rod a (25) is rotatably connected to a rotating rod (26); a sliding groove a (27) is provided in the middle part of the rotating rod (26); a fixed rod (28) is fixedly connected to the middle part of the bracket b (23); the rotating rod (26) slides outside the fixed rod (28); one end of the two tension springs (30) away from the fork frame (29) is fixedly connected to one end of the rotating rod (26) away from the rotating rod (26); and the top end of the fork frame (29) is fixedly connected to two clamping blocks a (31) arranged opposite to each other.
6. The cold heading forming die of a UB110 bushing according to claim 2, characterized in that: The driving plate (22) is designed such that the middle portion is lower than the front and rear sides.
7. The cold heading forming die of UB110 bushing according to claim 3, characterized in that: The top ends of the three pushing plates (3) are all inclined toward the rear, and the left and right ends of the pushing plates (3) on both sides penetrate the left and right sides of the material box (2).
8. The cold heading forming die of UB110 bushing according to claim 3, characterized in that: The two connecting plates (4) are arranged outside the left sides of the material box (2), and the front top end of the material box (2) is arranged on the upper left side of the conveyor belt b (21).
9. The cold heading forming die of UB110 bushing according to claim 4, characterized in that: The limiting mechanism is arranged in the middle of the die-casting mechanism and the conveying mechanism, and the two clamping blocks a (31) correspond to the positions of the input ends of the material passing pipe (24).
10. The cold heading forming die of UB110 bushing according to claim 4, characterized in that: The output end of the material passing pipe (24) is arranged in the middle of the fixing frame (32).