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CN-121973294-A - Front wall sound insulation pad of cab and processing equipment

CN121973294ACN 121973294 ACN121973294 ACN 121973294ACN-121973294-A

Abstract

The invention discloses a cab front wall sound insulation pad and processing equipment, which comprises a support and a synchronous moving platform arranged on the support, and further comprises a sound insulation pad, wherein a punching block and a supporting table are respectively arranged at two ends of the sound insulation pad, the punching block and the supporting table are respectively fixedly connected to the synchronous moving platform, the punching block and the supporting table are convenient to punch holes at any position of the sound insulation pad, a supporting block is movably arranged in the supporting table, a sealing buckle is arranged at the top end of the supporting block, a limiting sleeve is arranged at the top end of the sealing buckle, and the limiting sleeve is fixed on the punching block.

Inventors

  • SUN XUELIANG

Assignees

  • 扬州神舟汽车内饰件有限公司

Dates

Publication Date
20260505
Application Date
20260402

Claims (10)

  1. 1. The utility model provides a enclose sound insulation pad before driver's cabin, its characterized in that includes the heat insulating board of laminating fixed connection with the bounding wall before the driver's cabin, is located the acoustic celotex board of automobile engine place one side, and is located be used for connecting the loading board of heat insulating board and acoustic celotex board between heat insulating board and the acoustic celotex board, the loading board both sides all are connected with thermal-insulated reinforcing plate and acoustic celotex reinforcing plate through the mode of cementing agent hot melt, and bear and be used for strengthening the fluid composite material that gives sound insulation in the loading board and constitute before the driver's cabin and enclose the sound insulation pad.
  2. 2. A cab front wall sound insulation mat according to claim 1, wherein the fluid composite material comprises fumed silica nanoparticles and silicone oil or polyethylene glycol, and the shear thickening fluid is formed by dispersing the fumed silica nanoparticles in a carrier fluid such as silicone oil or polyethylene glycol.
  3. 3. A cab front wall sound insulation pad processing device for processing the cab front wall sound insulation pad according to the claims 1-2, which is characterized by comprising a bracket (1) and a synchronous moving platform (2) arranged on the bracket (1); The sound insulation device is characterized by further comprising a sound insulation pad (7), wherein the two ends of the sound insulation pad (7) are respectively provided with a punching block (3) and a supporting table (5), the punching blocks (3) and the supporting tables (5) are respectively fixedly connected to the synchronous moving platform (2), and punching of any part of the sound insulation pad (7) by the punching blocks (3) and the supporting tables (5) is facilitated; A supporting block (51) is movably arranged in the supporting table (5), a sealing buckle (8) is arranged at the top end of the supporting block (51), a limiting sleeve (33) is arranged at the top end of the sealing buckle (8), and the limiting sleeve (33) is fixed on the punching block (3); When the punching block (3) moves downwards, the punching block (3) supports the sound insulation pad (7) on the supporting table (5) and punches a hole, the punching block (3) further moves downwards, the punching block (3) drives the supporting block (51) positioned in the supporting table (5) to move upwards, so that the sealing buckle (8) placed on the supporting block (51) penetrates through the sound insulation pad (7) to punch a hole and moves along the outer wall of the limiting sleeve (33) to seal the edge of the punched hole of the sound insulation pad (7) in a meshed mode.
  4. 4. The cab front wall sound insulation pad processing device according to claim 3, wherein a movable column (31) is penetrated and arranged in the punching block (3), a punching rod (32) is movably arranged at the bottom end of the movable column (31), an installation groove (301) is formed in one end of the punching rod (32), a limit rod (302) is movably arranged in the installation groove (301), an elastic spring (303) is fixedly connected at one end of the limit rod (302), and the elastic spring (303) is fixedly connected on the punching rod (32).
  5. 5. The cab front wall sound insulation pad processing device according to claim 4, wherein a reversing groove (304) is formed in the bottom end of the stamping rod (32), a reversing rod (305) is arranged in the reversing groove (304), and a support arm (306) is fixedly connected to one end of the reversing rod (305).
  6. 6. A cab front wall sound insulation pad processing device according to claim 3, characterized in that a punching ring (34) is movably arranged in the limit sleeve (33), a rotating shaft ring (35) is rotatably connected to the top end of the punching ring (34), a connecting ring (351) is fixedly connected to the top end of the rotating shaft ring (35), and the top end of the connecting ring (351) is fixedly connected to the punching block (3).
  7. 7. A cab front wall sound insulation pad processing device according to claim 3, wherein a guide ring (331) is fixedly connected to the bottom end of the limiting sleeve (33), the guide ring (331) is used for limiting the movement of the sealing buckle (8), a supporting ring (332) is fixedly connected to the limiting sleeve (33), and the supporting ring (332) is used for limiting the movement of the punching ring (34).
  8. 8. The cab front wall sound insulation pad processing device according to claim 3 is characterized in that a movable plate (52) is connected in the supporting block (51) in a sliding mode, connecting rods (521) are symmetrically fixedly connected to two ends of the movable plate (52), a fixing frame (531) is fixedly connected to one end, far away from the movable plate (52), of each connecting rod (521), a rack plate (53) is fixedly connected to one end of each fixing frame (531), a transmission gear (54) is meshed to one end of each rack plate (53), the transmission gear (54) is meshed with a tooth slot (511) formed in the outer wall of the supporting block (51), a directional column (55) is movably connected to the other end of each fixing frame (531), the directional column (55) is fixed to the supporting table (5), a reset spring (56) is sleeved outside the corresponding directional column (55), and the reset spring (56) is arranged between the supporting table (5) and the supporting frame (1).
  9. 9. A cab front wall sound insulation pad processing device according to claim 3, wherein the bottom end of the supporting table (5) is symmetrically and fixedly connected with a supporting arm (57), one end of the supporting arm (57) is fixedly connected with a limiting column, two ends of the supporting block (51) are symmetrically provided with limiting sliding grooves (512), and the limiting sliding grooves (512) are matched with the limiting column.
  10. 10. The cab front wall sound insulation pad processing device according to claim 3, further comprising a squeezing block (4), wherein one end of the squeezing block (4) is fixedly connected with a supporting rod (41), the supporting rod (41) is slidably arranged in a guide groove (311) formed in the stamping block (3), one end of the supporting rod (41) is fixedly connected with a sliding block (42), the top end of the sliding block (42) is fixedly connected with a supporting spring (43), and the supporting spring (43) is fixedly connected on the stamping block (3).

Description

Front wall sound insulation pad of cab and processing equipment Technical Field The invention relates to the technical field of automobile sound insulation pad production, in particular to a cab front wall sound insulation pad and processing equipment. Background Vehicle silence is an important performance indicator in the automotive industry, particularly in passenger cars. Wherein the sound insulation pad absorbs heat and noise, plays a part of heat insulation and vibration isolation simultaneously, guarantees the relative quiet comfortable environment in car, improves and takes the travelling comfort, and the sound insulation pad can play good sound insulation effect, and the bigger the sound insulation pad coverage area, the better its sound insulation effect. The prior art has the defects that as the multilayer solid-state sound insulation pad is the main stream and the foundation stone of the current large-scale and low-cost automobile manufacture, the process is mature, most of economic demands can be met, the sound insulation materials with different materials are combined into an integrated structure through stamping, the sound insulation effect can be improved in the state of multiple covering surfaces, and the sound leakage problem that the sound insulation pad formed by stamping is difficult to avoid. Disclosure of Invention The invention aims to provide a front wall sound insulation pad and processing equipment of a cab, wherein the sound insulation pad is punched through a key process of carrying out precise hole processing on the formed sound insulation pad, functional channels are reserved for components such as wiring harnesses, pedals and the like, installation and positioning are realized through bolt buckles, after the sound insulation pad is filled with a fluid composite material, the punched hole is required to be sealed and plugged in a sealing manner after the fluid composite material is filled, the punched hole is required to be sealed and plugged, the sound insulation pad cannot be subjected to edge sealing treatment after the punching, the phenomenon that the fluid composite material is lost after the sound insulation pad is punched occurs is caused, in the invention, the punching rod moves downwards in a pressing block further, so that the sound insulation pad forms a hole and is propped against a movable plate which is in sliding connection with a supporting block, the movable plate moves in the opposite direction of the supporting block and is propped into the hole formed by the sound insulation pad, and is contacted with a limiting sleeve fixedly connected with the top end of the supporting block through the pressing of the supporting block, so that the sealing buckle moves along the outer wall path of the limiting sleeve and deforms, the sealing buckle wraps the sound insulation pad and the hole and the punched hole is formed by the punching block, the sound insulation pad is prevented from flowing out of the hole after the punching, and the sound insulation pad is punched, and the hole is sealed and punched. The utility model provides a enclose sound insulation pad before driver's cabin, includes the heat insulating board of coaming laminating fixed connection before with the automobile driver's cabin, is located the acoustic celotex board of automobile engine place one side, and is located be used for connecting the loading board of heat insulating board and acoustic celotex board between heat insulating board and the acoustic celotex board, the loading board both sides all are connected with thermal-insulated reinforcing plate and acoustic celotex reinforcing plate through the mode of cementing agent hot melt, and bear and be used for strengthening the fluid combined material of sound insulation in the loading board and constitute before the driver's cabin and enclose the sound insulation pad. The fluid composite material comprises fumed silica nanoparticles and silicone oil or polyethylene glycol, and the fumed silica nanoparticles are dispersed in carrier fluid such as silicone oil or polyethylene glycol to form a shear thickening fluid. In order to achieve the aim, the invention adopts the following technical scheme that the cab front wall sound insulation pad and the processing equipment comprise a bracket, wherein the bracket is provided with a synchronous moving platform; the sound insulation pad is characterized by further comprising a sound insulation pad, wherein the two ends of the sound insulation pad are respectively provided with a punching block and a supporting table, and the punching blocks and the supporting tables are respectively fixedly connected to the synchronous moving platform, so that the punching blocks and the supporting tables can conveniently punch holes at any position of the sound insulation pad; A supporting block is movably arranged in the supporting table, a sealing buckle is arranged at the top end of the supporting block, a limiting slee