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CN-121989130-A - Wear surface treatment equipment for aluminum alloy extrusion die

CN121989130ACN 121989130 ACN121989130 ACN 121989130ACN-121989130-A

Abstract

The invention discloses an aluminum alloy extrusion die wear surface treatment device, which belongs to the technical field of die repair and comprises a supporting bottom plate, wherein a fan-shaped rotating frame is movably arranged on the supporting bottom plate, a lifting assembly, a pressing assembly, a positioning assembly and a processing assembly are arranged on the fan-shaped rotating frame, the lifting assembly comprises a lifting ring plate, the pressing assembly comprises a pressing ring plate, four strip-shaped sliding plates are arranged on the lifting ring plate and the pressing ring plate in a sliding manner in a circumferential array, a linkage unit I is arranged between the four strip-shaped sliding plates corresponding to the same assembly, the lifting ring plate and the pressing ring plate are also provided with supporting units, and the die is fixed in all directions from three radial dimensions in the vertical direction, the vertical direction and the horizontal direction through the cooperative cooperation of the lifting assembly, the pressing assembly and the positioning assembly, so that the die is effectively prevented from shifting or shaking in the processing process, and the clamping stability and the processing precision are remarkably improved.

Inventors

  • Tu Yiru

Assignees

  • 江西锦荣铝业有限公司

Dates

Publication Date
20260508
Application Date
20260325

Claims (9)

  1. 1. An aluminum alloy extrusion die wear surface treatment apparatus comprising a support base plate (101), characterized in that: The mobile phone camera comprises a supporting bottom plate (101), a fan-shaped rotating frame (112) is movably arranged on the supporting bottom plate (101), a lifting assembly, a pressing assembly, a positioning assembly and a processing assembly are arranged on the fan-shaped rotating frame (112), the lifting assembly comprises a lifting annular plate (120), the pressing assembly comprises a pressing annular plate (127), four strip-shaped sliding plates (130) are arranged on the lifting annular plate (120) and the pressing annular plate (127) in a sliding mode, a linkage unit I is arranged between the four strip-shaped sliding plates (130) corresponding to the same assembly, the lifting annular plate (120) and the pressing annular plate (127) are further provided with supporting units, the supporting units comprise four auxiliary supporting rods (146), the auxiliary supporting rods (146) are respectively arranged on the corresponding strip-shaped sliding plates (130) at the nearest end portions of the axes of the lifting annular plate (120) in a sliding mode, the positioning assembly comprises positioning annular plates (134) which are arranged on the lifting annular plate (120) in a sliding mode, four positioning racks (138) are arranged on the sliding mode of the circumference array, a linkage unit I is arranged between the four positioning racks (138), the two positioning racks (138) are arranged between the four positioning racks (138), and the processing end portions (139) are arranged at the nearest to the end portions of the lifting annular plate (120) and the processing assembly, and the processing assembly comprises a camera head (139).
  2. 2. The aluminum alloy extrusion die wear surface treatment equipment according to claim 1, wherein the supporting bottom plate (101) is rotatably provided with a transposition rotating frame (102), the transposition rotating frame (102) is rotatably provided with a sector slat (104), the sector rotating frame (112) is rotatably provided with the sector slat (104), the lifting assembly and the pressing assembly are symmetrically arranged, the lifting assembly is positioned under the pressing assembly, the lifting annular plate (120) and the pressing ring plate (127) are symmetrically and slidably arranged on the sector rotating frame (112), and double-head threaded screw rods (117) are symmetrically arranged between the lifting annular plate (120) and the pressing ring plate (127).
  3. 3. The aluminum alloy extrusion die wear surface treatment device according to claim 1, wherein the first linkage units comprise a feeding toothed ring (128), four first transmission gears (131), four second transmission gears (132) and four transmission racks (143), the feeding toothed ring (128) and the second transmission gears (132) are respectively rotatably mounted on the corresponding lifting ring plate (120) and the lower pressing ring plate (127), the transmission racks (143) are fixedly mounted on the side surfaces of the corresponding strip-shaped sliding plates (130), the first transmission gears (131) are respectively fixedly mounted on the corresponding second transmission gears (132), and the strip-shaped sliding plates (130) and the feeding toothed ring (128) are connected in series by the first transmission gears (131), the second transmission gears (132) and the transmission racks (143).
  4. 4. An aluminum alloy extrusion die wear surface treatment apparatus as set forth in claim 3, wherein the fan-shaped rotating frame (112) is rotatably provided with a double-ended spline shaft I (122), one transmission gear II (132) and the double-ended spline shaft I (122) in the two linkage units I form spline sliding fit, the axes of the two transmission gears II (132) engaged with the double-ended spline shaft I (122) are on the same straight line, and the transmission gear I (131) corresponding to the transmission gear II (132) engaged with the double-ended spline shaft I (122) also forms spline sliding fit with the double-ended spline shaft I (122).
  5. 5. The apparatus for treating a wear surface of an aluminum alloy extrusion die as recited in claim 4, wherein the supporting unit further comprises a supporting ring plate (116), the supporting ring plate (116) is slidably mounted on the corresponding lifting ring plate (120) and lower pressing ring plate (127), four supporting laths (129) are slidably mounted on the supporting ring plate (116) in a circumferential array, and the auxiliary supporting rods (146) are fixedly mounted on ends of the supporting laths (129) closest to an axis of the supporting ring plate (116).
  6. 6. The aluminum alloy extrusion die wear surface treatment device according to claim 5, wherein the lifting ring plate (120) and the lower pressure ring plate (127) are respectively provided with a supporting screw rod (133) in a rotating mode, the supporting screw rods (133) and the corresponding supporting ring plates (116) form a screw pair, the fan-shaped rotating frame (112) is respectively provided with a double-head spline shaft (124) in a rotating mode, and the supporting screw rods (133) are respectively in spline sliding fit with the double-head spline shafts (124).
  7. 7. The aluminum alloy extrusion die wear surface treatment equipment according to claim 1, wherein auxiliary strips (144) are fixedly arranged on the side surfaces of the strip-shaped sliding plates (130) on the lower pressing ring plate (127), the auxiliary strips (144) are used for assisting the corresponding strip-shaped sliding plates (130) in lifting, four auxiliary scraping plates (145) are fixedly arranged on the lifting ring plate (120) and the lower pressing ring plate (127) in a circumferential array, and the auxiliary scraping plates (145) are used for cleaning attachments on the surfaces of the strip-shaped sliding plates (130) and the auxiliary strips (144).
  8. 8. The aluminum alloy extrusion die wear surface treatment device according to claim 7, wherein the two linkage units comprise a positioning toothed ring (135), four positioning gears (140) and four driven gears (141), the positioning toothed ring (135) and the positioning gears (140) are rotatably mounted on a positioning ring plate (134), the driven gears (141) are fixedly mounted on the positioning gears (140), and the positioning racks (138) and the positioning ring plate (134) are connected in series by the positioning gears (140) and the driven gears (141).
  9. 9. The device for treating the wear surface of the aluminum alloy extrusion die according to claim 1, wherein the machining assembly further comprises a first shifting group (106), a second shifting group (107) and a second shifting group (108), the first shifting group (106), the second shifting group (107) and the second shifting group (108) form a three-shaft sliding table, a machining motor (109) is fixedly arranged at the end part of a piston rod of the first shifting group (107), and a machining grinding head (110) and a camera (111) are arranged on the machining motor (109).

Description

Wear surface treatment equipment for aluminum alloy extrusion die Technical Field The invention relates to the technical field of die repair, in particular to an aluminum alloy extrusion die wear surface treatment device. Background The aluminum alloy extrusion die needs to bear high temperature, high pressure and strong friction in the working process, and the surface of the aluminum alloy extrusion die is easy to wear, scratch, fatigue crack and other defects after long-term use, so that the dimensional accuracy and the service life of the die are seriously affected. Particularly, in the extrusion forming process of high-precision die sections manufactured by adopting high-quality aluminum alloy plates, the key parts such as a die working belt, a flow dividing hole, a welding chamber and the like are particularly obvious in abrasion due to frequent contact with high-temperature metal flow, so that the die is invalid or the product quality is reduced. Therefore, the surface repair treatment is carried out on the worn extrusion die, so that the service cycle of the die can be effectively prolonged, the production cost is reduced, and the method has important significance of resource conservation and environmental friendliness. However, in practical application, the existing die abrasion surface treatment equipment still has a plurality of defects that on one hand, most of equipment is difficult to realize stable fixation of special-shaped or large-size dies only by means of a simple mechanical clamping structure in the die clamping process, particularly in the multi-degree-of-freedom machining process, the dies are easy to deviate or shake to influence the repair precision, on the other hand, the existing equipment is dependent on manual adjustment on the positioning of the dies, the efficiency is low, the repeatability is poor, and the consistency of the center of the dies and the machining axis is difficult to ensure. In addition, scraps generated in the processing process of the die are easy to adhere to the surface of the clamping mechanism, and if the scraps are not cleaned timely, the clamping precision of the subsequent die is affected, and secondary damage is possibly caused to the surface of the die, so that the invention provides the aluminum alloy extrusion die abrasion surface treatment equipment. Disclosure of Invention Aiming at the defects in the prior art, the invention provides the aluminum alloy extrusion die wear surface treatment equipment, which solves the problems that the existing equipment is poor in die clamping stability, cannot realize multi-dimensional cooperative fixing, is low in die positioning dependent manual adjustment precision, and is inconvenient to clean surface scraps of a clamping mechanism to cause secondary damage. The technical scheme includes that the aluminum alloy extrusion die abrasion surface treatment equipment comprises a supporting bottom plate, a fan-shaped rotating frame is movably arranged on the supporting bottom plate, a lifting assembly, a pressing assembly, a positioning assembly and a machining assembly are arranged on the fan-shaped rotating frame, the lifting assembly comprises a lifting ring plate, the pressing assembly comprises a pressing ring plate, four strip-shaped sliding plates are slidably arranged on the lifting ring plate and the pressing ring plate in a circumferential array mode, a linkage unit I is arranged between the four strip-shaped sliding plates corresponding to the same assembly, a supporting unit is further arranged on the lifting ring plate and the pressing ring plate, the supporting unit comprises four auxiliary supporting rods, the auxiliary supporting rods are slidably arranged at the end portions, closest to the axis of the lifting ring plate, of the corresponding strip-shaped sliding plates respectively, the positioning assembly comprises four positioning racks, a linkage unit II is arranged between the four positioning racks, an arc-shaped grinding head is fixedly arranged at the end portion, closest to the axis of the lifting ring plate, and the machining assembly comprises a machining head and a camera. Further, a transposition rotating frame is rotatably arranged on the supporting bottom plate, a fan-shaped slat is rotatably arranged on the transposition rotating frame, the fan-shaped rotating frame is rotatably arranged on the fan-shaped slat, the lifting assembly and the pressing assembly are symmetrically arranged, the lifting assembly is located under the pressing assembly, the lifting ring plate and the pressing ring plate are symmetrically and slidably arranged on the fan-shaped rotating frame, and double-head threaded screw rods are symmetrically arranged between the lifting ring plate and the pressing ring plate. Further, the first linkage unit comprises a feeding toothed ring, four first transmission gears, four second transmission gears and four transmission racks, the feeding toothed ring and the second t