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CN-121989060-A - Processing tool for radar die casting shell

CN121989060ACN 121989060 ACN121989060 ACN 121989060ACN-121989060-A

Abstract

The invention discloses a processing tool for a radar die casting shell, which is used for clamping a part, wherein the part comprises an arc-shaped cover plate which is obliquely arranged, a side plate which extends downwards is arranged at the edge of the front part of the arc-shaped cover plate, the front end of the arc-shaped cover plate is higher than the front part of the arc-shaped cover plate, a shell cavity is formed between the side plate and the arc-shaped cover plate, a plurality of second waste bars which extend forwards and upwards are connected to the side plate, one ends of the second waste bars, which are far away from the side plate, are respectively connected with a stub bar, a supporting seat is arranged on the upper surface of the bridge plate and positioned on the front side of a supporting plate, and a spinning cylinder which is used for being in press fit with the upper surface of the stub bar is arranged on the upper surface of the supporting seat, which is arranged corresponding to the stub bar on the part, far away from the supporting plate. The invention can realize the processing of the two sides of the part through one-time clamping, can stably support and compress the part with complex structure and few planes, and also improves the uniformity and stability of the pressing force of the part.

Inventors

  • XIAO XIUMEI
  • Lai Yanqiang

Assignees

  • 苏州圣美特压铸科技有限公司

Dates

Publication Date
20260508
Application Date
20241108

Claims (9)

  1. 1. The processing tool for the radar die casting shell is used for clamping a part (100) and comprises a four-axis turntable (200), a driven turntable (300) matched with the four-axis turntable (200) and a bridge plate (1) connected between flanges of the four-axis turntable (200) and the driven turntable (300), and is characterized in that the part (100) comprises an arc cover plate (101) which is obliquely arranged, a side plate (102) which extends downwards is arranged at the edge of the front part of the arc cover plate (101) with the front end higher than the rear end, a shell cavity (103) is formed between the side plate (102) and the arc cover plate (101), a flanging strip (104) which extends outwards horizontally is formed at the lower end of the side plate (102), the lower surface of the flanging strip (104) is flush with the lower end face of the rear edge of the arc cover plate (101), and a plurality of first waste strips (105) which extend outwards are connected at the edge of the flanging strip (104) and the edge of the rear part of the arc cover plate (101); The upper surface of a supporting plate (2) arranged on the bridge plate (1) is provided with a plurality of profiling cushion blocks (31) which can be correspondingly embedded into a shell cavity (103) of a part (100) and are in fit contact with the lower surface of an arc-shaped cover plate (101) and a plurality of supporting cushion blocks (32) which are used for being in contact with the lower surface of an upper flanging strip (104) of the part (100), at least 2 air cylinders (4) are arranged on the bridge plate (1) and are positioned on the outer side of the supporting plate (2), the lower surfaces of movable pressing plates (5) arranged above the profiling cushion blocks (31) and the supporting cushion blocks (32) are respectively connected with piston rods of the air cylinders (4), a plurality of first pressing rods (61) which can move up and down along with the piston rods of the air cylinders (4) and a plurality of second pressing rods (62) which are distributed at intervals are arranged on the lower surface of the movable pressing plates (5), the lower end surfaces of the first pressing rods (61) with the upper ends connected with the movable pressing plates (5) are used for being in press contact with the upper surface of the upper flanging strip (104) of the part (100), and the lower end surfaces of the movable pressing plates (62) are connected with the second pressing rods (62) which are in contact with the arc-shaped cover plate (101); The upper surface of arc apron (101) has at least one and goes up the processing district, the lower surface of arc apron (101) has at least one and goes down the processing district, set up on movable clamp plate (5) at least one and go up through-hole (10) that correspond with the processing district, at least one and go down through-hole (11) that correspond with the processing district down all have been seted up on lamina bridge (1) and backup pad (2), be connected with a plurality of second waste material strip (106) that extend upwards on curb plate (102), a plurality of second waste material strip (106) are kept away from the one end of curb plate (102) each and are all connected with a stub bar (107), the upper surface of lamina bridge (1) and be located the front side of backup pad (2) are provided with a supporting seat (7), the upper surface that one end was kept away from to supporting seat (7) on backup pad (2) that corresponds the part (100) is provided with one and is used for with the spinning cylinder (8) of the upper surface press fit of stub bar (107).
  2. 2. The processing tool for the radar die casting shell according to claim 1, wherein a part of the second pressing rods (62) in the plurality of second pressing rods (62) are arranged at intervals along the edge of the upper through hole (10), and the other part of the second pressing rods (62) are arranged at intervals along the edge of the rear part of the arc-shaped cover plate (101).
  3. 3. The processing tool for the radar die casting shell according to claim 1 or 2, wherein the upper surface of the support seat (7) close to one end of the support plate (2) is provided with an inclined surface corresponding to the lower surface of the stub bar (107).
  4. 4. The processing tool for the radar die casting shell according to claim 3, wherein two sides of the upper surface of the supporting seat (7) close to one end of the supporting plate (2) are respectively provided with a pin (9), and an area for embedding a stub bar (107) on the part (100) is formed between 2 pins (9) and the spinning cylinder (8).
  5. 5. The processing tool for the radar die casting shell according to claim 1 or 2, wherein the first compression bar (61) and the second compression bar (62) respectively comprise a body (12) and an elastic layer (13) coated on the outer side of one end, far away from the movable compression plate (5), of the body (12).
  6. 6. The processing tool for the radar die casting shell according to claim 5, wherein the elastic layer (13) is a silica gel layer, a rubber layer or a high-strength rubber layer.
  7. 7. The tool for machining a radar die-cast housing according to claim 6, wherein the lower end surface of the second pressing rod (62) is provided as an inclined surface in accordance with the inclination direction.
  8. 8. The tool for machining a radar die-cast housing according to claim 1, wherein the integrally formed part (100) is a die-cast housing of a laser radar.
  9. 9. The processing tool for the radar die casting shell according to claim 1, wherein two ends of the bridge plate (1) are respectively connected with the flange plates of the four-axis turntable (200) and the driven turntable (300) through an L-shaped block (400).

Description

Processing tool for radar die casting shell Technical Field The invention relates to the technical field of CNC machining, in particular to a machining tool for a radar die casting shell. Background The laser radar is an active detection technology capable of accurately and rapidly acquiring three-dimensional space information of the ground or the atmosphere, can easily realize three-dimensional modeling, and has a very wide application range and development prospect. Radar housings are housings for protecting and securing radar equipment, and are typically made of materials such as metal or plastic. For a radar housing blank formed by a die casting process, it is also necessary to process the radar housing blank into a radar housing product by a CNC process. The radar housing rough blank formed by die casting is generally a special-shaped housing, because the tolerance of special-shaped housing parts is small, the form and position tolerance requirement is high, the workpiece is easy to loosen due to unreasonable fixture design during machining, the workpiece is deformed, the machining efficiency and the machining precision are affected, and the machining error accumulation is further caused by repeated clamping of the radar housing rough blank, so that the machining precision is affected. Disclosure of Invention The invention mainly aims to provide a processing tool for a radar die casting shell, which can realize the processing of two sides of a part through one-time clamping, can stably support and compress parts with complex structures and few planes, and also improves the uniformity and stability of the pressing force of the part. The technical scheme includes that the processing tool for the radar die casting shell comprises a four-axis turntable, a driven turntable matched with the four-axis turntable and a bridge plate connected between flange plates of the four-axis turntable and the driven turntable, wherein the part comprises an arc cover plate which is obliquely arranged, a side plate which extends downwards is arranged at the edge of the front part of the arc cover plate, the front end of the side plate is higher than the front part of the arc cover plate, a shell cavity is formed between the side plate and the arc cover plate, a flanging strip which extends outwards horizontally is formed at the lower end of the side plate, the lower surface of the flanging strip is flush with the lower end face at the edge of the rear part of the arc cover plate, and a plurality of first waste strips which extend outwards are connected at the edge of the flanging strip and the edge of the rear part of the arc cover plate; The upper surface of a supporting plate arranged on the bridge plate is provided with a plurality of profiling cushion blocks which can be correspondingly embedded into a shell cavity of a part and are in fit contact with the lower surface of an arc-shaped cover plate, and a plurality of supporting cushion blocks which are used for being in contact with the lower surface of an upper flanging strip of the part, at least 2 air cylinders are arranged on the bridge plate and are positioned on the outer side of the supporting plate, the lower surfaces of a movable pressing plate arranged above the profiling cushion blocks and the supporting cushion blocks are respectively connected with piston rods of all the air cylinders, a plurality of first pressing rods which are distributed at intervals and a plurality of second pressing rods which are distributed at intervals are arranged on the lower surface of the movable pressing plate and can move up and down along with the piston rods of the air cylinders, the lower end surface of the first pressing rod, which is connected with the movable pressing plate, is used for being in pressure contact with the upper surface of the arc-shaped cover plate, and the lower end surface of the second pressing rod, which is connected with the movable pressing plate, is used for being in pressure contact with the upper surface of the arc-shaped cover plate; The upper surface of arc apron has at least one and goes up the processing district, the lower surface of arc apron has at least one and goes down the processing district, set up at least one and go up the last through-hole that corresponds of processing district on the movable clamp plate, at least one and go down the lower through-hole that corresponds of processing district all has been seted up in bridge plate and the backup pad, be connected with a plurality of second waste material strip that upwards extends forward on the curb plate, a plurality of the second waste material strip is kept away from the one end of curb plate respectively all is connected with a stub bar, the upper surface of bridge plate and be located the front side of backup pad is provided with a supporting seat, corresponds with the stub bar on the part the supporting seat is kept away from the upper surface of backup pad one end and is in