CN216465675U - Automobile sealing strip demoulding mould with ejection function - Google Patents

Abstract

The utility model provides an automobile sealing strip demoulding mould with ejection function, which is characterized in that the mould comprises a butt joint module, a hinge, a compression moulding module, an electric heating block, a handle, a transition module and an ejection device, the utility model replaces the mode that the automobile sealing strip needs to be pulled out manually by workers in the prior art, and the butted ground automobile sealing strip is directly ejected by an ejection plate, so that the ground automobile sealing strip is not subjected to external pulling force, the condition that the butt joint part is deformed by the pulling force is avoided, and ejecting board after ejecting perhaps be a little higher than the top with the top parallel and level of butt joint module, made things convenient for the staff to utilize the instrument to separate the bottom and the ejecting board of automobile sealing strip butt joint part more, improved the practicality greatly, improved the drawing of patterns efficiency of butt joint back automobile sealing strip greatly to make the rejection rate greatly reduced of production, avoided economic loss.

Description

Automobile sealing strip demoulding mould with ejection function

Technical Field

The utility model relates to a car sealing strip drawing of patterns mould technical field especially relates to a car sealing strip drawing of patterns mould with ejecting function.

Background

The automobile sealing strip is mainly formed by foaming and closely compounding ethylene propylene diene monomer rubber, is internally provided with a unique metal clamp and a tongue-shaped buckle, is firm and durable, is beneficial to installation, has the core function of sealing, has the most widely applied part as one of important indexes of the quality of the whole automobile, namely the sealing performance, can find the figure of the automobile sealing strip product in the automobile body sealing system of a high-grade car, and has the functions of filling various gaps and gaps among automobile body components, has the functions of damping, waterproofing, dust prevention, sound insulation, decoration and the like, and improves the comfort of driving experience and protects the automobile body;

when the automobile sealing strip is produced, ethylene propylene diene monomer rubber is melted by a heating device, and then the melted rubber is extruded out of a die in an air pressure mode to complete the production of the automobile sealing strip; the butting positions are mutually staggered to form an angle, the automobile sealing strips can be butted into a closed-loop structure in a butting mode, and a butting mold is needed when the automobile sealing strips are butted; the traditional butt joint mould is characterized in that two butt joint grooves are formed, two automobile sealing strips are placed in the traditional butt joint mould, a heating block is arranged on the bottom surface of an upper cover mould at the opposite position of the joint of the butt joint grooves, the upper cover mould is pressed downwards to enable the heating block to heat and press the butt joint positions of the two automobile sealing strips, rubber at the butt joint positions of the sealing strips is melted and is subjected to plasticity again through pressure to achieve the aim of butt joint, and the butt joint automobile sealing strips are taken out after a period of time; however, rubber is melted when the butt joint mold in the prior art is demolded, so that the side wall of the melted sealing strip is easily adhered to the side wall of the butt joint groove, and therefore the side wall is not a causal word, and the bottom of the melted sealing strip is also adhered to the bottom of the butt joint groove, if the melted sealing strip is forcibly pulled out, because the rubber is just subjected to plastic deformation, waste heat still exists, the rubber at the butt joint position of the sealing strip is not completely solidified, and therefore deformation of the butt joint position is easily caused after external tensile force is applied, the demolding efficiency of the butted sealing strip is greatly reduced, the rejection rate of production is greatly improved, and economic loss of a large degree is caused.

Disclosure of Invention

According to the technical problem, the utility model provides an automobile sealing strip demoulding mould with ejection function, which is characterized in that the mould comprises a butt joint module, a hinge, a compression moulding module, an electric heating block, a handle, a transition module and an ejection device, wherein the top of the butt joint module is provided with a butt joint groove; the top of the rear side wall of the butt joint module is provided with a hinge; the hinge is rotationally connected with the compression module; an electric heating block is welded at the bottom of the molding module; the electric heating block is connected with an external power supply; a handle is arranged on the front side wall of the molding module; the bottom of the butt joint module is welded with a transition module; the bottom of the butt joint groove is provided with an ejection hole; an ejection through groove is formed in the transition module; the shape and size of the ejection through groove are consistent with those of the ejection hole, and the ejection through groove and the ejection hole are arranged on the same straight line; the bottom of the transition module is provided with an ejection device;

the ejection device comprises an ejection box body, a push plate, a sliding plate, a driving rack, a shaft-type gear, a support column, a support cross rod, a connecting plate, a limiting plate, a driven rack, an ejection rod and an ejection plate, wherein the ejection box body is welded at the bottom of the transition module; a rectangular hole is formed in the left side wall of the ejection box body; a sliding plate is arranged in the rectangular hole; the left end of the sliding plate is arranged on the outer side of the ejection box body, and a push plate is welded on the outer side of the ejection box body; the right end of the sliding plate is arranged inside the ejection box body, and a connecting plate is welded inside the ejection box body; the number of the connecting plates is two; the tops of the two connecting plates are respectively provided with a driving rack; the number of the active racks is N, N is more than or equal to 2, and a support column is welded at the bottom inside the ejection box body; the number of the support columns is two; the two support columns are respectively arranged at the front side and the rear side of the sliding plate; a supporting cross rod is welded between the two supporting columns; the outer side wall of the supporting cross rod is provided with a shaft type gear; the shaft type gear is meshed with the driving rack; an ejector rod is arranged between the two connecting plates; the top of the ejection box body is provided with a through hole which is communicated with the ejection through groove; the top of the ejector rod penetrates through the through hole and extends into the ejector through groove, and an ejector plate is welded in the ejector through groove; the ejection plate is matched with the ejection through groove and the ejection hole; a driven rack is arranged on the left side wall of the ejection rod; the number of the driven racks is M, and M is more than or equal to 2; the driven rack is meshed with the shaft type gear; a limiting plate is welded at the bottom inside the ejection box body; the left side wall of the limiting plate is in contact with the right side wall of the ejector rod.

The utility model has the advantages that:

the utility model discloses an increase ejecting device, the drawing of patterns efficiency after the car sealing strip docks has been improved, after the staff docks two car sealing strips again, when needing to take out the butt joint module with the car sealing strip that docks, the staff can push the push pedal inwards, the push pedal drives the slip under the effect of thrust and moves to the right side, and then make the connecting plate move to the right along with the sliding plate, the initiative rack of connecting plate top installation can drive axle type gear anticlockwise rotation at this moment, axle type gear drives the driven rack of installation on the ejector pin on right side and moves upwards, and then utilize the ejector plate to push out the butt joint groove with the part that the car sealing strip docks well, later the staff can utilize external instrument to scrape the part that butt joint part and ejector plate are connected and can take off it; through the mode, a mode that a worker needs to pull out the automobile sealing strip manually in the prior art is replaced, the butted ground automobile sealing strip is directly ejected by the ejection plate, so that the butted ground automobile sealing strip cannot be subjected to external pulling force, the condition that the butted part is deformed by the pulling force is avoided, and the ejected ejection plate is flush with or slightly higher than the top of the butting module, so that the bottom of the butted part of the automobile sealing strip is conveniently separated from the ejection plate by the worker through a tool, the practicability is greatly improved, the demolding efficiency of the butted automobile sealing strip is greatly improved, the rejection rate of the produced sealing strip is greatly reduced, and the economic loss is avoided;

it is worth noting, the utility model discloses an increase the limiting plate, make the knockout rod can not take place to rock the problem of perhaps skew when rising, if the knockout rod takes place the skew at the in-process that rises, then can make the meshing between driven rack and the axle type gear take place to skid, and then influence ejecting device's ejecting success rate, the increase of limiting plate can not take place by the such problem of assurance of very big degree, the meshing efficiency of driven rack and all axle type gears has been improved, the drawing of patterns efficiency of automobile sealing strip has been improved greatly, also make simultaneously the utility model discloses a practicality has had apparent promotion.

Drawings

FIG. 1 is a schematic top view of the overall structure of the present invention;

fig. 2 is a schematic top plan view of the docking module of the present invention;

FIG. 3 is a schematic view of the overall internal structure of the present invention;

fig. 4 is a schematic view of the whole ejection process of the present invention;

fig. 5 is a schematic structural diagram of the ejection device of the present invention.

As shown in the figure: 1-butt module, 11-butt groove, 12-ejection hole, 13-hinge, 2-compression module, 21-electric heating block, 22-handle, 3-ejection box, 31-push plate, 32-sliding plate, 33-driving rack, 34-shaft gear, 35-support column, 36-support cross bar, 37-connecting plate, 38-limiting plate, 39-ejection groove, 310-driven rack, 311-ejection rod, 312-ejection plate and 4-transition module.

Detailed Description

Example 1

The utility model provides an automobile sealing strip demoulding mould with ejection function, which is characterized in that the mould comprises a butt joint module 1, a hinge 13, a moulding module 2, an electric heating block 21, a handle 22, a transition module 4 and an ejection device; the top of the butt joint module 1 is provided with a butt joint groove 11; the top of the rear side wall of the butt joint module 1 is provided with a hinge 13; the hinge 13 is rotationally connected with the compression module 2; the bottom of the molding module 2 is welded with an electric heating block 21; the electric heating block 21 is connected with an external power supply; the front side wall of the molding module 2 is provided with a handle 22; the bottom of the butt joint module 1 is welded with a transition module 4; the bottom of the butt joint groove 11 is provided with an ejection hole 12; the transition module 4 is internally provided with an ejecting through groove 39; the shape and size of the ejection through groove 39 are consistent with those of the ejection hole 12, and the ejection through groove 39 and the ejection hole 12 are arranged on the same straight line; the bottom of the transition module 4 is provided with an ejection device;

the ejection device consists of an ejection box body 3, a push plate 31, a sliding plate 32, a driving rack 33, a shaft-type gear 34, a support column 35, a support cross rod 36, a connecting plate 37, a limiting plate 38, a driven rack 310, an ejection rod 311 and an ejection plate 312, and the bottom of the transition module 4 is welded with the ejection box body 3; a rectangular hole is formed in the left side wall of the ejection box body 3; a sliding plate 32 is arranged in the rectangular hole; the left end of the sliding plate 32 is arranged outside the ejection box body 3 and welded with a push plate 31; the right end of the sliding plate 32 is arranged inside the ejection box body 3 and welded with a connecting plate 37; the number of the connecting plates 37 is two; the tops of the two connecting plates 37 are respectively provided with a driving rack 33; the number of the active racks 33 is N, N is more than or equal to 2, and a support column 35 is welded at the bottom inside the ejection box body 3; the number of the support columns 35 is two; the two support columns 35 are respectively arranged at the front side and the rear side of the sliding plate 32; a support cross rod 36 is welded between the two support columns 35; the outer side wall of the support cross bar 36 is provided with a shaft type gear 34; the shaft type gear 34 is engaged with the driving rack 33; an ejector rod 311 is arranged between the two connecting plates 37; the top of the ejection box body 3 is provided with a through hole which is communicated with the ejection through groove 39; the top of the ejector rod 311 passes through the through hole and extends into the ejector through groove 39, and an ejector plate 312 is welded in the ejector through groove; the ejector plate 312 is used in cooperation with the ejector through groove 39 and the ejector hole 12; the left side wall of the ejection rod 311 is provided with a driven rack 310; the number of the driven racks 310 is M, and M is more than or equal to 2; the driven rack 310 is meshed with the shaft type gear 34; a limiting plate 38 is welded at the bottom of the inside of the ejection box body 3; the left side wall of the stopper plate 38 is in contact with the right side wall of the knock-out lever 311.

Example 2

When the utility model is used for butting automobile seals, firstly, a worker needs to pull the push plate 31 outwards by hands, the push plate 31 drives the sliding to move to the left side under the action of pulling force, then the connecting plate 37 moves leftwards along with the sliding plate 32, at the moment, the driving rack 33 arranged at the top of the connecting plate 37 drives the shaft-shaped gear 34 to rotate clockwise, the shaft-shaped gear 34 drives the driven rack 310 arranged on the ejector rod 311 on the right side to move downwards, and then the ejector plate 312 is restored to be in a state of being flush with the ground of the butting groove 11, then the worker sets two automobile sealing strips needing butting to be butted to be placed in the butting groove 11, opens the external power supply of the electric heating block 21, then pulls the handle 22, the compression molding block 2 and the butting block 1 are mutually extruded under the action of the hinge 13, and the parts needing butting of the automobile sealing strips are heated and melted by the electric heating block 21, and plasticity is carried out again to ensure that the automobile sealing strips are in butt joint, and after a period of time, the butt joint operation of the automobile sealing strips is completed;

when the utility model needs to take the butted automobile sealing strip out of the butt joint groove 11, firstly, the external power supply of the electric heating block is closed by the staff, then the handle 22 is pulled to lift the molding module 2, then the staff can push the push plate 31 inwards, the push plate 31 drives the sliding to move towards the right side under the action of the pushing force, and further the connecting plate 37 moves towards the right along with the sliding plate 32, at this time, the driving rack 33 installed on the top of the connecting plate 37 can drive the shaft-shaped gear 34 to rotate anticlockwise, the shaft-shaped gear 34 drives the driven rack 310 installed on the ejection rod 311 on the right side to move upwards, and further the abutted part of the automobile sealing strip is ejected out of the butt joint groove 11 by the ejection plate 312, at this time, the top of the ejection plate 312 is flush with or slightly higher than the top of the butt joint module 1, then the staff can scrape the abutted part from the top of the ejection plate 312 by the metal scraping blade, and (3) finishing the step of demoulding and taking out the automobile sealing strip, and finally pulling the push plate 31 to restore the original position of the ejector plate 312 to carry out next butt joint operation.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. The utility model discloses each part that mentions is the common technique in prior art, and the technical personnel of this trade should understand, the utility model discloses do not receive the restriction of above-mentioned embodiment, the description only is the explanation in above-mentioned embodiment and the description the principle of the utility model, under the prerequisite that does not deviate from the spirit and the scope of the utility model, the utility model discloses still can have various changes and improvement, these changes and improvement all fall into the protection of claim the utility model is within the scope. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (4)

1. An automobile sealing strip demolding mold with an ejection function is characterized by comprising a butt joint module, a hinge, a compression molding module, an electric heating block, a handle, a transition module and an ejection device; the top of the butt joint module is provided with a butt joint groove; the top of the rear side wall of the butt joint module is provided with a hinge; the hinge is rotationally connected with the compression module; an electric heating block is welded at the bottom of the molding module; the electric heating block is connected with an external power supply; a handle is arranged on the front side wall of the molding module; the bottom of the butt joint module is welded with a transition module; the bottom of the butt joint groove is provided with an ejection hole; an ejection through groove is formed in the transition module; the shape and size of the ejection through groove are consistent with those of the ejection hole, and the ejection through groove and the ejection hole are arranged on the same straight line; the bottom of the transition module is provided with an ejection device;

the ejection device comprises an ejection box body, a push plate, a sliding plate, a driving rack, a shaft-type gear, a support column, a support cross rod, a connecting plate, a limiting plate, a driven rack, an ejection rod and an ejection plate, wherein the ejection box body is welded at the bottom of the transition module; a rectangular hole is formed in the left side wall of the ejection box body;

a sliding plate is arranged in the rectangular hole; the left end of the sliding plate is arranged on the outer side of the ejection box body, and a push plate is welded on the outer side of the ejection box body; the right end of the sliding plate is arranged inside the ejection box body, and a connecting plate is welded inside the ejection box body; the number of the connecting plates is two; the tops of the two connecting plates are respectively provided with a driving rack; a supporting column is welded at the bottom inside the ejection box body; the number of the support columns is two; the two support columns are respectively arranged at the front side and the rear side of the sliding plate; a supporting cross rod is welded between the two supporting columns;

the outer side wall of the supporting cross rod is provided with a shaft type gear; the shaft type gear is meshed with the driving rack; an ejector rod is arranged between the two connecting plates; the top of the ejection box body is provided with a through hole which is communicated with the ejection through groove; the top of the ejector rod penetrates through the through hole and extends into the ejector through groove, and an ejector plate is welded in the ejector through groove; a driven rack is arranged on the left side wall of the ejection rod; the driven rack is meshed with the shaft type gear; a limiting plate is welded at the bottom inside the ejection box body; the left side wall of the limiting plate is in contact with the right side wall of the ejector rod.

2. The automobile sealing strip demolding mold with the ejection function as claimed in claim 1, wherein the number of the driving racks is N, and N is larger than or equal to 2.

3. The mold for stripping the automobile sealing strip with the ejection function as claimed in claim 1, wherein the ejection plate is used in cooperation with the ejection through groove and the ejection hole.

4. The automobile sealing strip demolding mold with the ejection function as claimed in claim 1, wherein the number of the driven racks is M, and M is larger than or equal to 2.

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