Search

CN-121972891-A - Intelligent rolling welding system for pin shaft bushing

CN121972891ACN 121972891 ACN121972891 ACN 121972891ACN-121972891-A

Abstract

The invention belongs to the technical field of production and processing of pin shaft bushings, and particularly relates to an intelligent rolling welding system for the pin shaft bushings, which comprises a support main frame, wherein an adjustable mold core assembly is arranged on the support main frame, a lower rolling assembly is arranged below the adjustable mold core assembly, upper rolling assemblies are arranged on two sides of the adjustable mold core assembly, a carrying assembly is connected onto the upper rolling assemblies in a sliding manner, a welding assembly is arranged on the support main frame, the carrying assembly conveys plates to a preset position, the lower rolling assemblies and the upper rolling assemblies are sequentially matched with the adjustable mold core assembly, the plates are bent to form a cylindrical structure to encircle the outer side of the adjustable mold core assembly, the welding assembly accurately welds a joint of a winding drum to finish manufacturing of the pin shaft bushings.

Inventors

  • LU YUJUN
  • JIANG HAIKUAN

Assignees

  • 江苏华田机械装备有限公司

Dates

Publication Date
20260505
Application Date
20260304

Claims (10)

  1. 1. The intelligent rolling welding system for the pin shaft bushing is characterized by comprising a supporting main frame (1), wherein an adjustable mold core assembly (6) is arranged on the supporting main frame (1), a lower rolling assembly (5) is arranged below the adjustable mold core assembly (6), upper rolling assemblies (4) are arranged on two sides of the adjustable mold core assembly (6), carrying assemblies (3) are connected to the upper rolling assemblies (4) in a sliding mode, and welding assemblies are arranged on the supporting main frame (1).
  2. 2. The intelligent rolling welding system for the pin shaft bushing according to claim 1, wherein the adjustable mold core assembly (6) comprises an inner mold core (601), the inner mold core (601) is fixed on the supporting main frame (1) through a second locking nut (602), a plurality of outer mold cores (603) are sleeved outside the inner mold core (601), the inner mold core (601) and the outer mold cores (603) are concentrically arranged, curved grooves (604) are formed in the outer sides of the inner mold cores (601) and the outer mold cores (603), a sliding column (605) is arranged in the outer mold cores (603), and the sliding column (605) slides in the curved grooves (604).
  3. 3. The intelligent rolling welding system for the pin bushings according to claim 2, wherein a rotating column (606) is rotatably connected to the end of the inner die core (601), a top plate (607) is slidably connected to the rotating column (606), the rotating column (606) is in threaded connection with a locking screw (608), the lower end of the locking screw (608) abuts against the top plate (607), the front end of the top plate (607) abuts against the end of the outer die core (603), and a demoulding assembly is arranged at the end of the inner die core (601).
  4. 4. The intelligent rolling welding system for the pin bushings according to claim 3, wherein the demolding assembly comprises a bent frame (614), the bent frame (614) is in sliding connection with the support main frame (1), one end of the bent frame (614) is fixedly connected with a third cylinder (615), the other end of the bent frame (614) is fixedly connected with a pushing frame (609), the pushing frame (609) is fixedly connected with a third bracket (610), the third bracket (610) is in sliding connection with the movable column (611), a third slider (613) is in sliding connection with the pushing frame (609), the third slider (613) is fixedly connected with the movable column (611), a second spring (612) is arranged between the third slider (613) and the third bracket (610), the second spring (612) is sleeved outside the movable column (611), and the front end of the third slider (613) abuts against a long groove (616) arranged outside the outer die core (603).
  5. 5. The intelligent rolling welding system for the pin bushings according to claim 4, wherein the lower rolling assembly (5) comprises a second cylinder (501), the second cylinder (501) is fixed on the support main frame (1), the output end of the second cylinder (501) is fixedly connected with the lower bracket (502), the lower bracket (502) is fixedly connected with the lower rolling block (503), a plurality of inner rolling blocks (504) are arranged at the upper end of the lower rolling block (503), an outer cylinder (505) is fixed at the lower end of the lower rolling block (503), an inner cylinder (506) is fixed at the lower end of the inner rolling block (504), the lower rolling block (503) and the outer cylinder (505) are both in sliding connection with the inner cylinder (506), insertion holes are formed in the outer cylinder (505) and the inner cylinder (506), and fixing bolts (507) penetrate through the insertion holes and are in threaded connection with nuts.
  6. 6. The intelligent rolling welding system for the pin bushings according to claim 5, wherein the upper rolling assembly (4) comprises a supporting frame (401), the supporting frame (401) is fixed on a supporting main frame (1), the supporting frame (401) is fixedly connected with a second motor (402), an output end of the second motor (402) is connected with a second screw rod (403), the carrying assembly (3) slides on the supporting frame (401), the second screw rod (403) is in threaded connection with the carrying assembly (3), two sliding grooves (404) are symmetrically formed in the supporting frame (401), two sliding carriages (405) are respectively connected in a sliding manner, a second supporting box (406) is fixed on the sliding carriage (405), a first spring (407) is arranged between the second supporting box (406) and the second sliding block (408), the sliding carriage (405) is in rotary connection with a rotating wheel (409), a plurality of clamping grooves (410) are formed in the rotating wheel (409), and the front ends of the second sliding blocks (408) are clamped in the clamping grooves (410).
  7. 7. The intelligent rolling welding system for the pin bushings according to claim 6, wherein the rotating wheel (409) is fixedly connected with a central frame (411), a plurality of upper rolling blocks (412) are installed on the central frame (411), two sliding frames (405) are respectively fixedly connected with two racks (413), the racks (413) are meshed and driven on the upper side and the lower side of a gear (414), the gear (414) is connected with the output end of a motor III (415), and the motor III (415) is fixed on the support total frame (1).
  8. 8. The intelligent rolling welding system for the pin bushings according to claim 7, wherein a protective cover (2) is arranged on the rear side of the support total frame (1).
  9. 9. The intelligent rolling welding system for the pin bushings according to claim 8, wherein the carrying assembly (3) comprises a carrying table (301), the carrying table (301) is slidably arranged on a supporting frame (401), the carrying table (301) is in threaded connection with a screw rod II (403), inclined grooves (302) are formed in four corners of the carrying table (301), a moving rod (303) is slidably connected in the inclined grooves (302), a locking nut (304) is in threaded connection with the lower end of the moving rod (303), the upper end of the locking nut (304) abuts against the carrying table (301), and a right-angle bracket (305) is rotatably connected with the upper end of the moving rod (303).
  10. 10. The intelligent rolling welding system for the pin bushings according to claim 9, wherein the welding assembly comprises a supporting box (7), the supporting box (7) is fixed on a supporting main frame (1), a first sliding block (10) is connected in a sliding mode in the supporting box (7), the first sliding block (10) is in threaded connection with a first screw rod (9), the end portion of the first screw rod (9) is connected with the output end of a first motor (8), the first motor (8) is fixed on the supporting main frame (1), the first sliding block (10) is fixedly connected with a first cylinder (11), the output end of the first cylinder (11) is connected with a welding machine (12), and the welding machine (12) is located above an inner mold core (601).

Description

Intelligent rolling welding system for pin shaft bushing Technical Field The invention belongs to the technical field of production and processing of pin shaft bushings, and particularly relates to an intelligent rolling welding system for pin shaft bushings. Background The pin shaft bushing is a key part widely applied to mechanical connection parts, mainly plays roles of reducing friction, buffering vibration and prolonging the service life of equipment, is commonly used in the fields of engineering machinery, automobile manufacturing, aerospace and the like, and the production process of the traditional pin shaft bushing mainly comprises a casting method, a machining method and a plate rolling welding method, wherein the plate rolling welding method becomes a currently mainstream production mode due to the advantages of high material utilization rate, high production efficiency, good product strength and the like; However, the conventional pin bushing rolling welding equipment has a plurality of technical bottlenecks that firstly, the conventional equipment is generally only suitable for production of single-specification products, when the pin bushings with different diameters are required to be replaced, the whole die and rolling assembly are required to be stopped and replaced, so that the production efficiency is low, the equipment utilization rate is low, secondly, the unloading link of the conventional equipment is dependent on manual intervention, and the unloading operation can be performed after high-temperature welding by waiting for cooling, so that the production period is prolonged, and the safety risk of operators is increased. Disclosure of Invention The invention aims to provide an intelligent rolling welding system for a pin bush, which solves the problems in the prior art and has the following specific technical scheme: The intelligent rolling welding system for the pin shaft bushing comprises a supporting main frame, wherein an adjustable mold core assembly is arranged on the supporting main frame, a lower rolling assembly is arranged below the adjustable mold core assembly, upper rolling assemblies are arranged on two sides of the adjustable mold core assembly, a carrying assembly is connected to the upper rolling assemblies in a sliding manner, and a welding assembly is arranged on the supporting main frame. Further, adjustable mold core subassembly includes interior mold core, and interior mold core passes through lock nut two to be fixed on the support total frame, and interior mold core outside cover is equipped with a plurality of outer mold cores, and interior mold core and a plurality of outer mold core concentric settings, and interior mold core and outer mold core outside all are equipped with the curved groove, are equipped with the traveller in the outer mold core, and the traveller slides in the curved groove. Further, the end part of the inner die core is rotationally connected with a rotating column, a top plate is slidably connected with the rotating column, the rotating column is in threaded connection with a locking screw, the lower end of the locking screw is propped against the top plate, the front end of the top plate is propped against the end part of the outer die core, and the end part of the inner die core is provided with a demoulding assembly. Further, the drawing of patterns subassembly includes curved frame, curved frame and the three fixed connection of cylinder, curved frame other end and pushing away a fixed connection, pushes away a three fixed connection of support, support three and removal post sliding connection, sliding connection has slider three in pushing away the frame, slider three and removal post fixed connection are equipped with the spring two between slider three and the support three, and the spring two cover is established in the removal post outside, and slider three front end supports in the elongated slot that the outer die core outside set up. Further, the lower coiling assembly comprises a second cylinder, the second cylinder is fixed on the support main frame, the output end of the second cylinder is fixedly connected with the lower support, the lower support is fixedly connected with the lower coiling block, a plurality of inner coiling blocks are placed at the upper end of the lower coiling block, the lower end of the lower coiling block is fixedly provided with an outer cylinder, the lower end of the inner coiling block is fixedly provided with an inner cylinder, the lower coiling block and the outer cylinder are both in sliding connection with the inner cylinder, insertion holes are formed in the outer cylinder and the inner cylinder, and fixing bolts penetrate through the insertion holes and are in threaded fixation with nuts. Further, go up the book system subassembly and include the support frame, the support frame is fixed on supporting the total frame, support frame and motor two fixed connection, motor two output and lea