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CN-121988725-A - Aluminum alloy material automobile parts precision casting shakeout treatment facility

CN121988725ACN 121988725 ACN121988725 ACN 121988725ACN-121988725-A

Abstract

The invention relates to the technical field of shakeout treatment equipment, in particular to the shakeout treatment equipment for precisely casting automobile parts made of aluminum alloy materials. The sand box is fixedly provided with a motor and is connected with a sand vibrating frame in a sliding manner, the sand box further comprises a sand vibrating unit, the sand vibrating unit is driven by the motor and is configured to drive the sand vibrating frame to vibrate up and down in unequal amplitude, the swing frame is rotationally connected to the sand vibrating frame, the sand box is provided with a swing generating mechanism for driving the swing frame to asymmetrically swing, the reciprocating swing frame is rotationally connected to the swing frame, the top of the reciprocating swing frame is fixedly provided with a gas spraying cover, the lower part of the reciprocating swing frame is provided with a sand cleaning rod in a circumferential array manner, the inner bottom surface of the gas spraying cover is provided with gas spraying holes, and each sand cleaning rod is provided with a planetary gear and an array of sand stripping rubber blocks. The invention has the beneficial effects that the technical problems that the existing shakeout equipment has a large-area treatment blind area and is not thorough in the sand removal of the special-shaped surface and the gap of the precision casting part are solved, and the full-dimensional shakeout treatment without the dead angle is realized through the cooperation of multiple mechanisms.

Inventors

  • GAO FEI
  • WANG XIANLONG
  • CHEN DONGLIANG
  • WANG RUI
  • ZHU XIAODONG
  • ZHANG MINGCHENG
  • ZHANG KAI
  • LIU GUOQIANG
  • XU XINTONG

Assignees

  • 阳信东泰精密金属有限公司

Dates

Publication Date
20260508
Application Date
20260409

Claims (10)

  1. 1. The utility model provides an aluminum alloy material auto parts precision casting shakeout treatment facility, includes sand box (1), is equipped with motor (2) and sliding connection on it and shakes sand frame (3), its characterized in that still includes: the sand vibrating unit is driven by the motor (2) and is configured to drive the sand vibrating frame (3) to vibrate up and down in a non-uniform amplitude; The swinging frame (4) is rotationally connected to the sand vibrating frame (3), and a swinging generating mechanism for driving the swinging frame (4) to asymmetrically swing is arranged on the sand box (1); the reciprocating rotating frame (5) is rotationally connected to the swinging frame (4), the top of the reciprocating rotating frame is fixedly provided with an air injection cover (6), the lower part of the reciprocating rotating frame is provided with sand cleaning rods (7) in a circumferential array, the inner bottom surface of the air injection cover (6) is provided with air injection holes (610), each sand cleaning rod (7) is provided with a planetary gear (710) and is provided with sand stripping rubber blocks (720) in an array manner, each sand stripping rubber block (720) is provided with two sand stripping protrusions (730) which are symmetrically arranged, and the heights of the two sand stripping protrusions (730) are different; an internal tooth gear ring (8) fixedly arranged on the swing frame (4) and meshed with the planetary gear (710); the driving rotary sleeve (9) is rotationally connected to the swing frame (4), the swing frame (4) is rotationally connected with a gear shaft (401), a rear bevel gear and a front bevel gear are arranged on the gear shaft (401), a fixed bevel gear ring (402) meshed with the rear bevel gear is arranged on the sand vibrating frame (3), and driven bevel gears meshed with the front bevel gear are arranged on the driving rotary sleeve (9) and the reciprocating rotary frame (5); the reciprocating sliding frame (10) is connected to the swinging frame (4) in a sliding manner, a reciprocating unit for driving the reciprocating sliding frame (10) to slide reciprocally along the axis of the reciprocating rotating frame (5) is arranged on the swinging frame (4), a sand striking shaft (11) linked with the driving rotating sleeve (9) is rotatably arranged on the reciprocating sliding frame (10), and a sand striking assembly is arranged on the sand striking shaft (11).
  2. 2. The precision casting shakeout treatment equipment for the automobile parts made of the aluminum alloy materials according to claim 1 is characterized in that a molding sand collecting cavity (101) with an open top is formed in the sand box (1), a microcontroller (102) is fixedly arranged on the front end face of the sand box (1), and a sand discharging drawer (103) matched with the molding sand collecting cavity (101) is connected in a sliding mode in the sand box (1).
  3. 3. The aluminum alloy automobile part precision casting shakeout treatment equipment according to claim 1, it is characterized in that the sand vibrating unit comprises a tensioning sliding table (201) which is connected on the sand box (1) in a sliding way and a first vibrating wheel (202) which is connected on the sand box (1) in a rotating way, the tensioning sliding table (201) is rotationally connected with a tensioning wheel (203), the side surface of the tensioning sliding table (201) is provided with a tensioning spring (204), the other end of the tensioning spring (204) is fixedly connected with the sand box (1), the output shaft of the motor (2) is connected with a transmission belt in a transmission way, the tensioning wheel (203) and the first vibrating wheel (202) are connected with the transmission belt in a transmission way along the circumferential direction, three first eccentric bulges (205) are arranged on the first vibrating wheel (202) in an array manner, the sand vibrating frame (3) is rotationally connected with a first driven wheel (206), three first eccentric bulges (205) are alternately abutted against the first driven wheel (206) and the abutting strokes of the three first eccentric bulges (205) on the first driven wheel (206) are arranged in a gradient way, two guide sliding blocks are fixedly mounted on two side surfaces of the sand box (1), each guide sliding block is in sliding connection with the sand vibrating frame (3), a first spring (207) is mounted on the bottom surface of each guide sliding block, and the bottom end of each first spring (207) is fixedly connected with the sand vibrating frame (3).
  4. 4. The precision casting shakeout treatment equipment for the automobile parts made of the aluminum alloy materials according to claim 1, wherein the swinging generation mechanism comprises swinging shafts (407) fixedly arranged on two sides of a swinging frame (4), two swinging shafts (407) are rotationally connected with a shakeout frame (3), one swinging shaft (407) is provided with a swinging gear (408), a rotating fit position of the other swinging shaft (407) and the shakeout frame (3) is sleeved with a torsion spring (403), the axis of the swinging shaft (407) is perpendicular to the rotation axis of a reciprocating rotating frame (5), two power wheels (404) are rotationally connected on the shakeout frame (3), the two power wheels (404) are respectively arranged on the left side and the right side of the swinging gear (408) and are in transmission connection with a transmission belt, two swinging sector tooth sections (405) and two hollow sector tooth sections (406) are alternately arranged on each power wheel (404), and the swinging sector tooth sections (405) are in adaptive engagement with the swinging gear (408).
  5. 5. The precision casting shakeout treatment device for the automobile parts made of the aluminum alloy materials, as claimed in claim 4, is characterized in that the corresponding central angles of the two swinging sector tooth sections (405) are 30 degrees and 60 degrees respectively, the corresponding central angles of the two hollow tooth arc sections (406) are 135 degrees respectively, and the swinging sector tooth sections (405) on the two power wheels (404) are arranged in a 180-degree dislocation mode.
  6. 6. The precision casting shakeout treatment device for the automobile parts made of the aluminum alloy materials according to claim 1, wherein the reciprocating unit comprises a second vibrating wheel (409) fixedly arranged on a gear shaft (401), three second eccentric protrusions (410) are arranged on the second vibrating wheel (409) in an array mode along the circumferential direction, a second driven wheel (411) is connected to the reciprocating sliding frame (10) in a rotating mode, the three second eccentric protrusions (410) are alternately in abutting connection with the second driven wheel (411), abutting strokes of the three second eccentric protrusions (410) to the second driven wheel (411) are arranged in a gradient mode, and a second spring (412) is arranged between the reciprocating sliding frame (10) and the swinging frame (4).
  7. 7. The precision casting shakeout treatment equipment for the automobile parts made of the aluminum alloy materials according to claim 1 is characterized in that a square sliding section (1101) is arranged on the sand striking shaft (11), shaft grooves with two ends open and in sliding connection with the sand striking shaft (11) are formed in the driving rotary sleeve (9), and the cross sections of the shaft grooves and the square sliding section (1101) are regular hexagons.
  8. 8. The precision casting shakeout treatment equipment for the automobile parts made of the aluminum alloy materials according to claim 1 is characterized in that an air heater (104) is fixedly installed on the sand box (1), an air outlet pipe port of the air heater (104) is communicated with a corrugated metal pipe (105), and the other end of the corrugated metal pipe (105) is communicated with an inner cavity of the air injection cover (6).
  9. 9. The precision casting shakeout treatment device for the automobile parts made of the aluminum alloy materials according to claim 1, wherein the sand striking assembly comprises a driven swivel (1102) connected to a reciprocating rotating frame (5) in a rotating mode and a limiting boss (1103) fixed at the end portion of a sand striking shaft (11), a plurality of striking rings (1104) are connected to the sand striking shaft (11) in a sliding mode, indexing springs (1105) are arranged between every two adjacent striking rings (1104) and between the driven swivel (1102) and the limiting boss (1103) and the adjacent striking rings (1104), an elastic sand cleaning rod (1106) is fixedly arranged on each striking ring (1104), a cavity is formed in each elastic sand cleaning rod (1106) and filled with gas, a striking spring (1107) is sleeved on each elastic sand cleaning rod (1106), two synchronous sliding grooves are formed in each sand striking shaft (11), and positioning sliding blocks are fixedly connected to the corresponding positions of the two synchronous sliding grooves.
  10. 10. The precision casting shakeout treatment device for aluminum alloy automobile parts according to claim 1, wherein the sand stripping rubber blocks (720) are made of silica gel, and each sand stripping protrusion (730) is provided with sand polishing protruding particles in an array.

Description

Aluminum alloy material automobile parts precision casting shakeout treatment facility Technical Field The invention relates to the technical field of shakeout treatment equipment, in particular to the shakeout treatment equipment for precisely casting automobile parts made of aluminum alloy materials. Background In the fields of precision casting of automobile parts made of aluminum alloy materials and production and processing of general casting parts, shakeout treatment is an indispensable key process after casting molding, and the treatment effect directly influences the surface precision of the casting, the subsequent processing efficiency and the overall quality of products; The prior art has realized preliminary mechanization to the shakeout treatment equipment of the cast member, such as the quick shakeout treatment equipment of the cast member cavity surface disclosed in the comparative document CN111203786A, although the basic sand cleaning operation of the cast member cavity surface can be completed, the problem of low manual cleaning efficiency is solved, but the prior shakeout treatment equipment and process still have a plurality of technical defects which are difficult to solve in the treatment of the precision cast member such as the aluminum alloy automobile part, and the high-precision and special-shaped structural requirements of the precision cast member cannot be adapted, and the specific technical problems are as follows: The shakeout operation of the existing equipment has a large-area treatment blind area, the sand removal of the special-shaped surface, gaps, cavities and other parts of the precision casting piece is incomplete, the precision surface of the casting piece is easy to damage, and the shakeout thoroughness and the casting piece surface precision protection cannot be considered; based on the above, the invention provides a precision casting shakeout treatment device for aluminum alloy automobile parts, which solves the problems in the prior art. Disclosure of Invention Aiming at the technical problems existing in the prior art, the invention provides the precision casting shakeout treatment equipment for the automobile parts made of the aluminum alloy material, which solves the problems that the shakeout operation of the existing equipment has large-area treatment blind areas, the special-shaped surfaces, gaps, cavities and other parts of the precision casting are not thoroughly cleaned, the precision surfaces of castings are easily damaged, and the shakeout thoroughness and the casting surface precision protection cannot be achieved. The technical scheme for solving the technical problems is that the precision casting shakeout treatment equipment for the automobile parts made of the aluminum alloy comprises a sand box, wherein a motor is fixedly arranged on the sand box and is connected with a shakeout frame in a sliding manner, and the equipment further comprises: the sand vibration unit is driven by a motor and is configured to drive the sand vibration frame to vibrate up and down in a non-uniform amplitude; The swing frame is rotationally connected to the sand vibrating frame, and a swing generating mechanism for driving the swing frame to asymmetrically swing is arranged on the sand box; the reciprocating rotating frame is rotationally connected to the swing frame, the top of the reciprocating rotating frame is fixedly provided with a gas spraying cover, the lower part of the reciprocating rotating frame is provided with a sand removing rod in a circumferential array, the inner bottom surface of the gas spraying cover is provided with gas spraying holes in an array, each sand removing rod is provided with a planetary gear and is provided with a sand stripping rubber block in an array, each sand stripping rubber block is provided with two symmetrically arranged sand stripping protrusions, and the heights of the two sand stripping protrusions are different; The internal tooth gear ring is fixedly arranged on the swing frame and is meshed with the planetary gear; the driving rotary sleeve is rotationally connected to the swing frame, a gear shaft is rotationally connected to the swing frame, a rear bevel gear and a front bevel gear are arranged on the gear shaft, a fixed cone gear ring meshed with the rear bevel gear is arranged on the sand vibrating frame, and driven bevel gears meshed with the front bevel gear are arranged on the driving rotary sleeve and the reciprocating rotary frame; The reciprocating sliding frame is connected to the swing frame in a sliding manner, a reciprocating unit for driving the reciprocating sliding frame to slide reciprocally along the axis of the reciprocating rotating frame is arranged on the swing frame, a sand striking shaft in linkage with the driving rotating sleeve is rotatably arranged on the reciprocating sliding frame, and a sand striking assembly is arranged on the sand striking shaft. On the basis of the technical scheme, the