阅读说明：本技术 一种汽车内饰件恒温热压包覆工装 (Constant-temperature hot-pressing cladding tool for automotive upholstery ) 是由 梁坤 周志远 刘万能 刘忠良 赵华波 于 2021-09-29 设计创作，主要内容包括：本发明涉及一种汽车内饰件恒温热压包覆工装,包含底座、设置在底座上方的顶板、设置在底座和顶板之间的活动板、设置在活动板上的下模、设置在顶板底部的上模；所述下模包括设置在下模顶部的下型腔、多条平行设置下模内且贯穿下模两侧的热流道、多根用于将多条热流道首尾依次连接的水管；所述上模包括设置在上模底部的上型腔、多个竖直设置在上模内且与上型腔连通分别用于容纳内饰板上安装柱和卡脚的避让孔、多个设置在上模内用于锁住卡脚将内饰板固定在上型腔内的锁紧机构；本发明通过将内饰板和贴面材料分别固定在上模和下模上,能实现自动热压包覆,且下模通过多条热流道,能实现恒温,从而大大提高了包覆效果和精度。(The invention relates to a constant-temperature hot-pressing coating tool for automotive upholstery, which comprises a base, a top plate, a movable plate, a lower die and an upper die, wherein the top plate is arranged above the base; the lower die comprises a lower die cavity arranged at the top of the lower die, a plurality of hot runners which are arranged in the lower die in parallel and penetrate through two sides of the lower die, and a plurality of water pipes for sequentially connecting the hot runners end to end; the upper die comprises an upper die cavity arranged at the bottom of the upper die, a plurality of avoidance holes which are vertically arranged in the upper die and communicated with the upper die cavity and are respectively used for accommodating the mounting column and the clamping pins on the interior trim panel, and a plurality of locking mechanisms which are arranged in the upper die and are used for locking the clamping pins and fixing the interior trim panel in the upper die cavity; according to the invention, the interior trimming plate and the veneering material are respectively fixed on the upper die and the lower die, so that automatic hot-pressing coating can be realized, and the lower die can realize constant temperature through a plurality of hot runners, so that the coating effect and precision are greatly improved.)

1. The utility model provides an automotive interior spare constant temperature hot pressing cladding frock which characterized in that: the device comprises a base, a top plate horizontally arranged above the base, a movable plate horizontally arranged between the base and the top plate, an elastic buffer assembly arranged between the base and the movable plate, a lower die arranged on the movable plate, and an upper die arranged at the bottom of the top plate and positioned right above the lower die;

the lower die comprises a lower die cavity arranged at the top of the lower die, a plurality of hot runners which are arranged in parallel in the lower die and penetrate through two sides of the lower die, a plurality of water pipes which are respectively arranged at two sides of the lower die and are used for sequentially connecting the heads and the tails of the hot runners, and joints which are respectively arranged at the heads and the tails of the two hot runners at the outermost sides and are used for connecting circulating heat-conducting liquid; a plurality of hanging needles which surround the periphery of the lower die and are used for fixing the facing material on the lower die cavity are vertically arranged on the movable plate;

go up the mould including set up last die cavity, a plurality of vertical settings in last mould bottom and with last die cavity intercommunication be used for holding respectively on the interior plaque erection column and the card foot dodge hole, a plurality of settings are used for pinning the card foot in last mould and fix the locking mechanism at last die cavity with interior plaque.

2. The automotive interior spare constant temperature hot pressing cladding frock of claim 1, characterized in that: each locking mechanism comprises a locking cylinder horizontally arranged in the upper die and a chuck vertically arranged at the driving end of the locking cylinder and positioned in the avoidance hole; the lower end of the clamping head is provided with a clamping part used for locking the clamping pin.

3. The automotive interior spare constant temperature hot pressing cladding frock of claim 2, characterized in that: a plurality of groups of locking control assemblies are respectively arranged between the movable plate and the top plate; each group of locking control assemblies comprises an operating handle which is vertically arranged at the bottom of the top plate and used for controlling the locking or unlocking of the locking cylinders, and a guide block which is vertically arranged on the movable plate and is positioned right below the operating handle; the top of the guide block is provided with a guide inclined plane for shifting the control handle.

4. The automotive interior spare constant temperature hot pressing cladding frock of claim 3, characterized in that: and a plurality of stop blocks which are used for positioning products and are arranged around the upper die are vertically arranged at the bottom of the top plate.

5. The automotive interior spare constant temperature hot pressing cladding frock of claim 4, characterized in that: the hanging needle comprises a needle seat which is arranged on the movable plate and is L-shaped, and a needle head which is vertically arranged at the top of the needle seat.

6. The automotive interior spare constant temperature hot pressing cladding frock of claim 5, characterized in that: the bottom of the needle seat is provided with a first U-shaped mounting groove; the needle file passes first U-shaped mounting groove through first bolt and fixes on the fly leaf.

7. The automotive interior spare constant temperature hot pressing cladding frock of any one of claim 1-6, characterized in that: a plurality of guide posts with the upper ends penetrating through the movable plate are vertically arranged on the base; self-lubricating shaft sleeves are arranged at the joints of the movable plates and the guide columns; the bottom of the top plate is provided with a plurality of positioning sleeves which can be sleeved at the upper ends of the guide posts.

8. The automotive interior spare constant temperature hot pressing cladding frock of claim 7, characterized in that: the elastic buffering assembly comprises a plurality of positioning columns which are vertically arranged on the base and are evenly distributed, and a plurality of springs which are respectively sleeved on the positioning columns and are located between the base and the movable plate.

9. The automotive interior spare constant temperature hot pressing cladding frock of claim 8, characterized in that: the elastic buffer assembly also comprises a plurality of rubber pads which are vertically arranged on the base and are uniformly distributed; the height of the rubber pad is higher than that of the positioning column.

10. The automotive interior spare constant temperature hot pressing cladding frock of claim 9, characterized in that: a plurality of second U-shaped mounting grooves are respectively formed in the two sides of the base and the top plate; and the base and the top plate are respectively fixed on a workbench and a lifting driving end of the hot-pressing coating equipment through second bolts passing through second U-shaped mounting grooves.

Technical Field

The invention relates to the field of coating equipment, in particular to a constant-temperature hot-pressing coating tool for automotive upholstery.

Background

With the rapid development of automobile technology, a large number of new technologies, new materials and new processes are widely applied to automobiles, so that the dynamic property, the economical efficiency, the safety, the emission property and the comfort of the automobiles are greatly improved, and in order to meet the requirements of users on automotive interiors, the current automobile manufacturing industry adopts a mode of coating veneering materials such as leather materials or fabrics on interior decorative plates to increase the comfort.

The existing coating mode is generally that glue is sprayed on the surface of an interior trim panel before coating so as to be compounded with a facing material, and then coating is performed through a coating machine, for example, a compact double-station automobile interior trim coating machine and a processing method thereof disclosed by 201811318206.3 in the prior art realize one machine and double stations, but have the following problems: 1. firstly, glue is sprayed on the surface of the interior trim panel to be compounded with the veneering material, and then the interior trim panel is coated by a coating machine, so that the coating precision is low; 2. due to the adoption of the vacuum adsorption technology, the surface of the interior trim panel needs to be provided with through holes, so that the use is limited.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provide a constant-temperature hot-pressing coating tool for automotive upholstery.

In order to achieve the purpose, the invention adopts the technical scheme that: a constant-temperature hot-pressing coating tool for automotive upholstery comprises a base, a top plate horizontally arranged above the base, a movable plate horizontally arranged between the base and the top plate, an elastic buffer assembly arranged between the base and the movable plate, a lower die arranged on the movable plate, and an upper die arranged at the bottom of the top plate and positioned right above the lower die;

the lower die comprises a lower die cavity arranged at the top of the lower die, a plurality of hot runners which are arranged in parallel in the lower die and penetrate through two sides of the lower die, a plurality of water pipes which are respectively arranged at two sides of the lower die and are used for sequentially connecting the heads and the tails of the hot runners, and joints which are respectively arranged at the heads and the tails of the two hot runners at the outermost sides and are used for connecting circulating heat-conducting liquid; a plurality of hanging needles which surround the periphery of the lower die and are used for fixing the facing material on the lower die cavity are vertically arranged on the movable plate;

go up the mould including set up last die cavity, a plurality of vertical settings in last mould bottom and with last die cavity intercommunication be used for holding respectively on the interior plaque erection column and the card foot dodge hole, a plurality of settings are used for pinning the card foot in last mould and fix the locking mechanism at last die cavity with interior plaque.

Preferably, each locking mechanism comprises a locking cylinder horizontally arranged in the upper die and a chuck vertically arranged at the driving end of the locking cylinder and positioned in the avoiding hole; the lower end of the clamping head is provided with a clamping part used for locking the clamping pin.

Preferably, a plurality of groups of locking control assemblies are respectively arranged between the movable plate and the top plate; each group of locking control assemblies comprises an operating handle which is vertically arranged at the bottom of the top plate and used for controlling the locking or unlocking of the locking cylinders, and a guide block which is vertically arranged on the movable plate and is positioned right below the operating handle; the top of the guide block is provided with a guide inclined plane for shifting the control handle.

Preferably, the bottom of the top plate is vertically provided with a plurality of stop blocks which surround the upper die and are used for positioning products.

Preferably, the hanging needle comprises a needle seat which is arranged on the movable plate and is L-shaped, and a needle head which is vertically arranged at the top of the needle seat.

Preferably, the bottom of the needle seat is provided with a first U-shaped mounting groove; the needle file passes first U-shaped mounting groove through first bolt and fixes on the fly leaf.

Preferably, a plurality of guide posts with upper ends penetrating through the movable plate are vertically arranged on the base; self-lubricating shaft sleeves are arranged at the joints of the movable plates and the guide columns; the bottom of the top plate is provided with a plurality of positioning sleeves which can be sleeved at the upper ends of the guide posts.

Preferably, the elastic buffering assembly comprises a plurality of positioning columns which are vertically arranged on the base and are uniformly distributed, and a plurality of springs which are respectively sleeved on the positioning columns and are positioned between the base and the movable plate.

Preferably, the elastic buffer assembly further comprises a plurality of rubber pads which are vertically arranged on the base and are uniformly distributed; the height of the rubber pad is higher than that of the positioning column.

Preferably, a plurality of second U-shaped mounting grooves are respectively formed in two sides of the base and the top plate; and the base and the top plate are respectively fixed on a workbench and a lifting driving end of the hot-pressing coating equipment through second bolts passing through second U-shaped mounting grooves.

Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:

1. according to the invention, the interior trim panel and the veneering material are respectively fixed on the upper die and the lower die, so that automatic hot-pressing coating can be realized, and the veneering material is well coated on the interior trim panel, therefore, compared with the prior art, the coating precision is higher;

2. according to the invention, the plurality of hot runners which are sequentially connected end to end are arranged in the lower die, and heat-conducting liquid is circularly conveyed into the hot runners through the die temperature machine, so that constant temperature can be realized, and the coating effect is greatly improved;

3. according to the invention, the plurality of groups of locking mechanisms are arranged in the upper die, so that the interior trimming plate can be quickly fixed in the upper cavity, the working efficiency is improved, and the structure is simple and compact and the operation is convenient.

Drawings

The technical scheme of the invention is further explained by combining the accompanying drawings as follows:

FIG. 1 is a schematic structural diagram of the constant-temperature hot-pressing coating tool for the automotive upholstery, which is disclosed by the invention;

FIG. 2 is a schematic structural view of a lower mold part in the present invention;

FIG. 3 is a cross-sectional view of a lower die of the present invention;

FIG. 4 is a schematic structural view of a latch needle according to the present invention;

FIG. 5 is a schematic structural view of a guide block according to the present invention;

FIG. 6 is a schematic structural view of an upper mold portion of the present invention;

FIG. 7 is a top view of the upper mold of the present invention;

fig. 8 is a schematic structural view of the locking mechanism of the present invention.

Wherein: 1. a base; 2. a top plate; 3. a movable plate; 4. an elastic buffer component; 41. a spring; 42. a rubber pad; 5. a lower die; 51. a lower cavity; 52. a hot runner; 53. a water pipe; 54. a joint; 6. an upper die; 61. an upper cavity; 62. avoiding holes; 63. a locking mechanism; 631. a locking cylinder; 632. clamping a head; 633. a fastening part; 64. a stopper; 7. hanging a needle; 71. a needle seat; 72. a needle head; 73. a first U-shaped mounting groove; 8. a locking control assembly; 81. a control handle; 82. a guide block; 83. a guide slope; 9. a guide post; 10. a self-lubricating shaft sleeve; 11. a positioning sleeve; 12. a second U-shaped mounting groove.

Detailed Description

The invention is described in further detail below with reference to the figures and the embodiments.

Fig. 1-8 show a constant temperature hot-pressing coating tool for automotive upholstery, which comprises a base 1, a top plate 2 horizontally arranged above the base 1, a movable plate 3 horizontally arranged between the base 1 and the top plate 2, an elastic buffer assembly 4 arranged between the base 1 and the movable plate 3, a lower die 5 arranged on the movable plate 3, and an upper die 6 arranged at the bottom of the top plate 2 and located right above the lower die 5;

the lower die 5 comprises a lower cavity 51 arranged at the top of the lower die 5, a plurality of hot runners 52 which are arranged in the lower die 5 in parallel and penetrate through two sides of the lower die 5, a plurality of water pipes 53 which are respectively arranged at two sides of the lower die 5 and are used for sequentially connecting the plurality of hot runners 52 end to end, and joints 54 which are respectively arranged at the head and the tail of two hot runners 52 at the outermost side and are used for connecting circulating heat-conducting liquid; a plurality of hanging needles 7 which are arranged around the lower die 5 and used for fixing the facing material on the lower cavity 51 are vertically arranged on the movable plate 3;

go up mould 6 including set up in last die cavity 61 of last mould 6 bottom, a plurality of vertical settings in last mould 6 and with last die cavity 61 intercommunication be used for holding respectively on the interior plaque erection column and the card foot dodge hole 62, a plurality of settings are used for pinning the card foot in last mould 6 and fix the locking mechanical system 63 in last die cavity 61 with interior plaque.

When in work: the base 1 and the top plate 2 are respectively arranged on a workbench and a lifting driving end of cladding equipment, then facing materials are arranged on a lower cavity 51, one surface sprayed with glue is upward, the periphery of the surface is respectively hung on a plurality of hanging needles 7, so that the facing materials are fixed on the lower cavity 51, then an interior trim panel is arranged on an upper cavity 61, a plurality of mounting columns and clamping pins on the interior trim panel are respectively inserted into a plurality of avoiding holes 62, then the clamping pins are locked by a plurality of locking mechanisms 63 to fix the interior trim panel in the upper cavity 61, finally the top plate 2 is driven by the lifting driving end of the cladding equipment to drive an upper mold 6 to descend, so that the upper mold 6 and a lower mold 5 are driven to be closed, the facing materials are hot-pressed on the coated interior trim panel, the glue between the interior trim panel and the facing materials is uniformly distributed by the extrusion of the upper mold 6 and the lower mold 5, the bonding effect is improved, and a plurality of hot runners 52 which are sequentially connected end to end are arranged in the lower mold 5, heat-conducting liquid is circularly conveyed into the hot runner 52 through the mold temperature controller, so that constant temperature can be realized, and the coating effect is greatly improved; the interior trim panel is constructed as disclosed in prior art 201120167945.4.

Further, each locking mechanism 63 comprises a locking cylinder 631 horizontally arranged in the upper die 6, and a chuck 632 vertically arranged at the driving end of the locking cylinder 631 and located in the avoidance hole 62; the lower end of the chuck 632 is provided with a clamping part 633 for locking the clamping pin; after the mounting posts and the clamping pins on the interior trim panel are respectively inserted into the plurality of avoiding holes 62, the locking cylinder 631 drives the clamping head 632 to lock the clamping pins through the clamping part 633, so that the interior trim panel is fixed in the upper cavity 61.

Further, a plurality of groups of locking control assemblies 8 are respectively arranged between the movable plate 3 and the top plate 2; each group of locking control assemblies 8 comprises an operating handle 81 vertically arranged at the bottom of the top plate 2 and used for controlling the plurality of locking cylinders 631 to be loosened or locked, and a guide block 82 vertically arranged on the movable plate 3 and positioned right below the operating handle 81; the top of the guide block 82 is provided with a guide inclined surface 83 for shifting the control handle 81; when the lifting driving end of the coating equipment drives the upper die 6 and the lower die 5 to be closed, the control handle 81 is driven to synchronously move downwards; when the control handle 81 is contacted with the head of the guide block 82, the control handle 81 is pulled under the action of the guide inclined plane 83, and the locking cylinder 631 is controlled by the control handle 81 to release the clamping pins, so that the interior trim panel is separated from the upper cavity 61; when the lifting driving end of the coating equipment drives the upper die 6 to move upwards, the interior trimming panel can be left on the lower die 5 along with the veneering material, so that the worker can take materials conveniently.

Further, a plurality of stop blocks 64 for positioning products are vertically arranged at the bottom of the top plate 2 and surround the upper die 6; when the interior trimming panel is installed in the upper cavity 61, the interior trimming panel can be quickly positioned through the plurality of stop blocks 64, so that the plurality of installation columns and the plurality of blocking pins on the interior trimming panel can be conveniently and quickly inserted into the plurality of avoiding holes 62.

Further, the hanging needle 7 comprises a needle seat 71 which is arranged on the movable plate 3 and is in an L shape, and a needle head 72 which is vertically arranged at the top of the needle seat 71; during installation: the needle hub 71 is fixed to the flap 3 and the facing material is suspended from the needle 72.

Further, the bottom of the needle seat 71 is provided with a first U-shaped mounting groove 73; the needle seat 71 is fixed on the movable plate 3 through a first bolt passing through the first U-shaped mounting groove 73; during installation: the position of the hanging needle 7 can be adjusted through the first U-shaped mounting groove 73, the processing precision of the needle seat 71 can be reduced, and the production cost is reduced.

Furthermore, four guide posts 9 with upper ends penetrating through the movable plate 3 are vertically arranged at four corners of the base 1; the joints of the movable plate 3 and the guide pillars 9 are provided with self-lubricating shaft sleeves 10; four positioning sleeves 11 which can be sleeved at the upper ends of the four guide posts 9 are arranged at four corners of the bottom of the top plate 2; when the lifting drive end of the coating equipment drives the upper die 6 and the lower die 5 to be closed: four locating sleeves 11 through roof 2 bottom overlap in the upper end of four guide pillars 9, can play the positioning action, improve the compound die precision, and fly leaf 3 overlaps respectively through four self-lubricating axle sleeves 10 and establishes on four guide pillars 9, not only makes fly leaf 3 go up and down more steady, and can reduce wear, improves life.

Further, the elastic buffer assembly 4 comprises a plurality of positioning columns which are vertically arranged on the base 1 and are uniformly distributed, and a plurality of springs 41 which are respectively sleeved on the positioning columns and are positioned between the base 1 and the movable plate 3; through set up a plurality of vertical springs 41 of placing between base 1 and fly leaf 3, at the compound die in-process of last mould 6 decline with lower mould 5, lower mould 5 also can receive last mould 6 overdraft and descend to make and be the flexible fit between last mould 6 and the lower mould 5, avoided last mould 6 directly to produce the impact and cause the damage to interior plaque or facing material to lower mould 5.

Further, the elastic buffer assembly 4 further comprises a plurality of rubber pads 42 vertically arranged on the base 1 and uniformly distributed; the height of the rubber pad 42 is higher than that of the positioning column; when the upper die 6 descends to the lowest position, the rubber pad 42 is abutted against the bottom of the movable plate 3, and the damage to the spring 41 caused by the overlarge descending distance of the upper die 6 is avoided.

Furthermore, a plurality of second U-shaped mounting grooves 12 are respectively arranged on two sides of the base 1 and the top plate 2; the base 1 and the top plate 2 are respectively fixed on a workbench and a lifting driving end of the hot-pressing coating equipment through second bolts passing through a second U-shaped mounting groove 12; during installation: through second U-shaped mounting groove 12 not only the installation mould of being convenient for, and can reduce the machining precision of mould, reduction in production cost.

The above is only a specific application example of the present invention, and the protection scope of the present invention is not limited in any way. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.