CN214645970U

CN214645970U - High-frequency plastic heat-sealing die for processing composite automotive interior trim panel

Info

Publication number: CN214645970U
Application number: CN202121165450.8U
Authority: CN
Inventors: 范维; 于迺仁; 沈小平
Original assignee: Nanjing Automotive Interior Parts Co ltd
Current assignee: Nanjing Automotive Interior Parts Co ltd
Priority date: 2021-05-27
Filing date: 2021-05-27
Publication date: 2021-11-09
Anticipated expiration: 2031-05-27

Abstract

The utility model relates to a high frequency plastics heat sealing mould for processing usefulness of plaque in compound type car, use in the field of plaque processing technique in the car, it includes template and cutter, the cutter sets up in the template, cutter profile and the plaque outline looks adaptation in the car, the annular has been seted up to the one end that the cutter deviates from the template, the annular is cut apart into die cutting sword and clamp plate with the cutter tip, the die cutting sword is located the outside, the distance between die cutting sword tip and the template is greater than the distance between clamp plate tip and the template. This application has the effect that improves interior plaque machining efficiency in the car.

Description

High-frequency plastic heat-sealing die for processing composite automotive interior trim panel

Technical Field

The application relates to the field of automotive interior panel processing technology, in particular to a high-frequency plastic heat-sealing die for processing a composite automotive interior panel.

Background

The automotive interior trim panel serves as an accessory vehicle installed in an automobile, and has the functions of beautifying the inner space of the automobile and improving functions in automobile production.

Chinese patent No. CN210454693U discloses an interior trim panel of a roof of a vehicle, which comprises a fabric layer, a composite layer and a sound insulation layer; the composite layer comprises a first connecting layer, a foaming layer and a second connecting layer, the first connecting layer is respectively bonded with the lower surface of the fabric layer and the upper surface of the foaming layer in a hot-sealing mode, and the second connecting layer is respectively bonded with the lower surface of the foaming layer and the upper surface of the sound insulation layer in a hot-sealing mode.

In view of the above-mentioned related technologies, the inventor believes that in the actual processing process, the bonding between the materials of the layers of the interior trim panel is realized by using a high-frequency heat sealing machine, and after the heat sealing of the materials is finished, the redundant part of the periphery is cut off according to the shape of the interior trim panel, so that the processing efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem of low machining efficiency of the automotive interior panel, the application provides a high-frequency plastic heat-sealing die for machining a composite automotive interior panel.

The application provides a high frequency plastics heat sealing mould for processing usefulness of compound automotive interior trim panel adopts following technical scheme:

the utility model provides a high frequency plastics heat sealing die for processing usefulness of compound plaque in car, includes template and cutter, the cutter sets up in the template, cutter profile and plaque outline looks adaptation in the car, the annular has been seted up to the one end that the cutter deviates from the template, the annular is cut apart into die cutting sword and clamp plate with the cutter tip, the die cutting sword is located the outside, the distance between die cutting sword tip and the template is greater than the distance between clamp plate tip and the template.

By adopting the technical scheme, an operator installs the die on the heat-seal plate of the heat-seal machine, places the automotive interior panel on the workbench of the heat-seal machine, starts the heat-seal machine, heats the die by the heat-seal plate and drives the die to press the automotive interior panel, materials of all layers of the automotive interior panel are thermally bonded under the stamping of the pressing plate, and materials outside the pressing plate are cut off by the die cutting blade, so that the automotive interior panel is formed at one time, and the processing efficiency of the automotive interior panel is improved.

Optionally, the groove wall that the annular groove corresponds with the die cutting edge sets up with slope.

By adopting the technical scheme, when the die cutting blade cuts the automotive interior panel, the annular groove inclined surface extrudes the edge of the automotive interior panel, and the effect of downward edge wrapping of the automotive interior panel edge material is realized.

Optionally, the groove bottom of the ring groove is in concave arc transition.

Through adopting above-mentioned technical scheme, the arc profile can cooperate the annular inclined plane to bordure at car interior trim flange edge on the one hand, and on the other hand also does benefit to and reduces the stress concentration between die cutting sword and the clamp plate.

Optionally, the end of the pressure plate is provided with an arc surface.

By adopting the technical scheme, the cambered surface plays a role in enhancing the pressure intensity of the end part of the pressing plate on the automotive interior trim panel, and the heat-seal bonding tightness of each layer of material of the automotive interior trim panel is improved.

Optionally, the cutter is divided into multiple sections, and each section of the cutter is fixed with the template through a connecting piece.

Through adopting above-mentioned technical scheme, the multistage cutter concatenation has reduced the processing degree of difficulty of whole cutter to the interior plaque profile fitting of car, and the connecting piece then makes things convenient for the change, the maintenance of cutter.

Optionally, the connecting piece comprises an angle steel, and two ends of the angle steel are respectively connected with the cutter and the template through screws.

By adopting the technical scheme, the angle steel is used as a stress part to play a role in increasing the connection strength between the cutter and the template; the operator can dismount the cutter by unscrewing the screw, and the cutter is simple and convenient.

Optionally, a waist-shaped hole for a screw to pass through is formed in one end, abutting against the template, of the angle steel, and a gasket abutting against the angle steel penetrates through the screw.

By adopting the technical scheme, the waist-shaped hole provides a certain deviation allowance for the connection of the screw, so that the actual installation is facilitated; the gasket increases the contact area between the head of the screw and the angle steel, and is beneficial to stabilizing the connection of the screw.

Optionally, the template is vertically provided with a plurality of positioning columns outside the cutter, and the end parts of the positioning columns are tapered.

By adopting the technical scheme, when the die cutting edge is cut into the automotive interior panel to a certain depth, the positioning column is abutted against the outer side of the automotive interior panel, so that the material on the outer side of the automotive interior panel is limited from being pulled under the influence of cutting force, and the size precision of the cutting of the die cutting edge and the smoothness of the section of the automotive interior panel are improved.

Optionally, the positioning column is connected with the template through a fixing piece.

Through adopting above-mentioned technical scheme, the operator can change, dismantle the reference column according to operating condition, and the flexibility is high.

Optionally, the mounting includes stopper and nut, the reference column passes the template, and the one end that just passes is connected with the stopper, the heavy groove that supplies the stopper to put into is seted up to the template bottom surface, wear to be equipped with the gasket on the reference column, nut threaded connection is on the reference column and is located one side that the gasket deviates from the template.

Through adopting above-mentioned technical scheme, the operator twists the nut and supports the gasket tightly on the template for stopper and heavy tank bottom support tightly, thereby fix the reference column.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the redundant materials are cut off while the materials of each layer of the automotive interior panel are thermally bonded, so that the one-step molding of the automotive interior panel is realized, and the processing efficiency is improved;

2. the edge of the interior trimming plate is extruded by the annular groove inclined surface, so that the effect of downward edge wrapping of the edge material of the interior trimming plate is realized.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is an enlarged view at a in fig. 1.

Fig. 3 is a schematic structural diagram for embodying the positioning post in the embodiment of the present application.

Fig. 4 is a schematic structural diagram for embodying the fixing member according to the embodiment of the present application.

Description of reference numerals: 1. a template; 11. a cutter; 12. a ring groove; 13. die cutting edges; 14. pressing a plate; 141. a cambered surface; 15. a positioning column; 2. a connecting member; 21. angle steel; 22. a screw; 23. a kidney-shaped hole; 24. a gasket; 3. a fixing member; 31. a limiting block; 32. a nut; 33. sinking a groove; 34. a gasket; 4. cutting with a ring cutter; 41. punching; 42. heat insulation cotton; 43. an insulating panel.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a high-frequency plastic heat-sealing die for processing a composite automotive interior panel. Referring to fig. 1 and 2, the high-frequency plastic heat sealing mold for processing the composite automotive interior panel comprises a mold plate 1 and a cutter 11, wherein the mold plate 1 is made of a copper material, the cutter 11 is made of a metal material, the cutter 11 is vertically arranged on the mold plate 1 through a connecting piece 2, the contour of the cutter 11 is matched with the outer wheel of the automotive interior panel, one end, far away from the mold plate 1, of the cutter 11 is provided with a ring groove 12 extending along the contour, the end of the cutter 11 is divided into a mold cutting edge 13 and a pressure plate 14 through the ring groove 12, the pressure plate 14 is located on the inner side of the mold cutting edge 13, the end of the pressure plate 14 is provided with an arc surface 141, and the vertical distance between the end of the pressure plate 14 and the mold plate 1 is smaller than the vertical distance between the end of the mold cutting edge 13 and the mold plate 1.

As shown in fig. 3, the inner side wall of the ring groove 12 corresponding to the pressing plate 14 is a straight surface, the inner side wall of the ring groove 12 corresponding to the die cutting edge 13 is inclined, i.e. is an inclined surface, the distance between the notches of the ring groove 12 is greater than the distance between the bottoms of the ring grooves, and the bottoms of the ring grooves 12 are in concave arc transition and are connected with the straight surface and the inclined surface.

Referring to fig. 1, a cutting ring 4 and a plurality of punches 41 are arranged on a template 1, the cutting ring 4 corresponds to a decorative hole on an interior trim panel, and the punches 41 correspond to concave holes on the interior trim panel.

Referring to fig. 3, the template 1 is provided with heat insulation cotton 42 and a heat insulation plate 43 on the inner side of the cutter 11, the heat insulation plate 43 is adapted to the inner contour of the cutter 11, the heat insulation plate 43 is located on the side of the heat insulation cotton 42 away from the template 1, and holes for the ring cutter 4 and the punch 41 to pass through are reserved on the heat insulation cotton 42 and the heat insulation plate 43.

As shown in fig. 1 and 2, the cutter 11 is divided into a plurality of sections for splicing, and each section of the cutter 11 is fixed with the template 1 through a connecting piece 2; connecting piece 2 includes angle steel 21, the contained angle between two curb plates of angle steel 21 is the same with the contained angle between cutter 11 and template 1, screw 22 is passed through to angle steel 21's one end and cutter 11 is connected, the other end passes through screw 22 to be fixed on template 1, the screw 22 quantity that angle steel 21 every end corresponds is two, and all wear to be equipped with the packing ring 24 on each screw 22, angle steel 21 is located the one end on template 1 and sets up the kidney type hole 23 that supplies every screw 22 to pass, two kidney type holes 23 are parallel to each other, and the length direction of kidney type hole 23 length direction and angle steel 21 this end is parallel, packing ring 24 diameter is greater than kidney type hole 23 width, kidney type hole 23 provides certain displacement volume for angle steel 21, make the operator can fix angle steel 21 again after guaranteeing effective the support of angle steel 21 and cutter 11.

As shown in fig. 4, the template 1 is connected with a plurality of positioning columns 15 distributed along the periphery of the cutting knife 11 through the fixing part 3, one ends of the positioning columns 15 far away from the template 1 are tapered, and the vertical distance between the end parts of the positioning columns 15 and the template 1 is greater than the vertical distance between the bottom of the ring groove 12 and the template 1 and smaller than the vertical distance between the end parts of the pressing plate 14 and the template 1; the fixing piece 3 comprises a limiting block 31 and a nut 32, the positioning column 15 penetrates through the template 1, one penetrating end of the positioning column is connected with the limiting block 31, and one side, facing the limiting block 31, of the template 1 is provided with a sinking groove 33 for the limiting block 31 to be embedded into, so that the surface of the template 1 is kept flat; locating column 15 is worn to be equipped with gasket 34, and gasket 34 is contradicted with template 1, and nut 32 threaded connection is on locating column 15, and the operator twists nut 32 and supports gasket 34 tightly on template 1 alright fix locating column 15 simple and convenient.

The implementation principle of the embodiment of the application is as follows: when the die cutting plate 13 is cut to a certain depth, the positioning column 15 penetrates into the part of the automotive interior plate outside the cutter 11 to limit inward contraction of the automotive interior plate material; when the pressing plate 14 presses the automotive interior panel tightly, all layers of materials at the corresponding position are bonded in a heat sealing mode, the die cutting blade 13 cuts redundant materials at the outer side, the cutting ring 14 cuts corresponding parts of the materials, the punch 41 extrudes a concave hole in the automotive interior panel, one-step forming of the automotive interior panel is achieved, machining efficiency is improved, meanwhile, the automotive interior panel is extruded by the inclined surface of the ring groove 12 at the edge cutting position and is wrapped downwards, burrs are reduced, and smoothness of a cut surface is improved; in addition, the inner side part of the vehicle interior board, which is positioned at the cutter 11, is blocked by the heat insulation board, so that the protection effect on the part of the material of the vehicle interior board is achieved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a high frequency plastics heat sealing die for processing of compound automotive interior board which characterized in that: including template (1) and cutter (11), cutter (11) set up on template (1), cutter (11) profile and interior plaque outline looks adaptation in the car, annular (12) have been seted up to the one end that cutter (11) deviate from template (1), annular (12) are cut apart into die cutting sword (13) and clamp plate (14) with cutter (11) tip, die cutting sword (13) are located the outside, the distance between die cutting sword (13) tip and template (1) is greater than the distance between clamp plate (14) tip and template (1).

2. The high-frequency plastic heat-sealing die for composite type vehicle interior trim panel processing according to claim 1, characterized in that: the groove wall corresponding to the die cutting edge (13) of the annular groove (12) is obliquely arranged.

3. The high-frequency plastic heat-sealing die for composite type vehicle interior trim panel processing according to claim 2, characterized in that: the groove bottom of the ring groove (12) is in concave arc transition.

4. The high-frequency plastic heat-sealing die for composite type vehicle interior trim panel processing according to claim 1, characterized in that: the end part of the pressure plate (14) is provided with an arc surface (141).

5. The high-frequency plastic heat-sealing die for composite type vehicle interior trim panel processing according to claim 1, characterized in that: the cutting knife (11) is divided into a plurality of sections, and each section of the cutting knife (11) is fixed with the template (1) through the connecting piece (2).

6. The high-frequency plastic heat-sealing die for composite type vehicle interior trim panel processing according to claim 5, characterized in that: the connecting piece (2) comprises angle steel (21), and two ends of the angle steel (21) are respectively connected with the cutter (11) and the template (1) through screws (22).

7. The high-frequency plastic heat-sealing die for composite type vehicle interior trim panel processing according to claim 6, characterized in that: one end of the angle steel (21) abutting against the template (1) is provided with a waist-shaped hole (23) for a screw (22) to pass through, and a gasket (24) abutting against the angle steel (21) penetrates through the screw (22).

8. The high-frequency plastic heat-sealing die for composite vehicle interior trim panel processing according to claim 1 or 7, characterized in that: the template (1) is vertically provided with a plurality of positioning columns (15) on the outer side of the cutter (11), and the end parts of the positioning columns (15) are conical.

9. The high frequency plastic heat sealing die for composite type vehicle interior trim panel processing according to claim 8, characterized in that: the positioning column (15) is connected with the template (1) through the fixing piece (3).

10. The high-frequency plastic heat-sealing die for composite type vehicle interior trim panel processing according to claim 9, characterized in that: mounting (3) include stopper (31) and nut (32), template (1) is passed in reference column (15), and the one end that passes is connected with stopper (31), heavy groove (33) that supply stopper (31) to put into are seted up to template (1) bottom surface, wear to be equipped with gasket (34) on reference column (15), nut (32) threaded connection is on reference column (15) and is located one side that gasket (34) deviate from template (1).