Injection molding device for producing automobile rubber sealing ring

Abstract

The utility model provides an injection molding device for producing an automobile rubber sealing ring, which comprises a rack, and a sealing ring mold and an injection mechanism which are arranged on the rack, the injection mechanism comprises a propelling cylinder and a charging cylinder, and a discharge port of the charging cylinder is communicated with a feed port of the propelling cylinder; a heating assembly is arranged on the propelling cylinder; the sealing ring mold comprises a movable mold and a fixed mold; the fixed mold is fixed on the rack and is communicated with the injection end of the propelling cylinder; the movable mold and the fixed mold are oppositely arranged; the movable mold is connected with the rack through a telescopic assembly, a plurality of mold cavities are formed in the movable mold, cooling channels are arranged corresponding to the mold cavities respectively, one end of each cooling channel is connected with a cooling medium inlet, and the other end of each cooling channel is connected with a cooling medium outlet. The injection molding device for producing the automobile rubber sealing ring is simple in structure, reasonable in design and suitable for industrial production of the automobile rubber sealing ring.

Description

TECHNICAL FIELD

[0001] The utility model relates to a rubber product production device, specifically, relate to a kind of injection molding device of automobile rubber sealing ring production. BACKGROUND

[0002] In the automobile assembly process, in order to ensure sealing performance, need to use a variety of rubber sealing ring. At present, automobile sealing ring is mainly realized by injection molding machine, and there are many related injection molding equipment, for example: Chinese patent CN217752462U discloses an injection molding device for rubber sealing ring production, including box, rotating disc, rotating column, connecting pipe, motor and forming groove, the side of the box is provided with mounting block, the side of the mounting block is provided with forming groove, the side of the box is provided with support, the upper end of the support is provided with motor on one side, the upper end of the support is provided with rotating column on the other side, the outer wall of the rotating column is provided with rotating disc in annular array distribution, annular rotating disc is continuously matched with forming groove under the rotating effect to produce product, and the product is quickly separated after being produced by using ejector mechanism, and the cooperation of the next rotating disc and forming groove is circulated, to effectively improve product output efficiency. However, there is lack of cooling mechanism, and the sealing ring workpiece may be deformed during demolding.

[0003] In order to solve the above problems, people have been seeking an ideal technical solution. CONTENT OF UTILITY MODEL

[0004] The utility model aims at the deficiency of prior art, and provides an injection molding device for automobile rubber sealing ring production.

[0005] In order to achieve the above object, the technical scheme adopted by the utility model is:

[0006] An injection molding device for automobile rubber sealing ring production, comprising a rack and a sealing ring mold and an injection mechanism arranged on the rack, the injection mechanism comprising a push cylinder and a feeding cylinder, the discharge port of the feeding cylinder being communicated with the feeding port of the push cylinder; the push cylinder is provided with a heating assembly; the sealing ring mold comprises a movable mold and a fixed mold, the fixed mold is fixed on the rack and communicated with the injection end of the push cylinder; the movable mold is arranged opposite to the fixed mold; the movable mold is connected with the rack through a telescopic assembly, a plurality of groups of mold cavities are arranged on the movable mold, and cooling channels are arranged corresponding to the mold cavities, one end of the cooling channel is connected with a cooling medium inlet, and the other end of the cooling channel is connected with a cooling medium outlet.

[0007] The rack comprises a base, a vertical support and a push cylinder are arranged on the upper side of the base, the upper end of the vertical support is provided with a support plate, the support plate is located above the push cylinder, the edge of the support plate is provided with a protective fence, and the middle part of the support plate is provided with a mounting hole, and the feeding cylinder is mounted in the mounting hole.

[0008] The upper side of the base is provided with a telescopic fixing seat and a fixed mold fixing seat, the fixed mold fixing seat is connected with the telescopic fixing seat through horizontal guide columns, the movable mold fixing seat is located between the fixed mold fixing seat and the telescopic fixing seat, the side of the movable mold fixing seat is provided with a sliding sleeve corresponding to the horizontal guide column, the horizontal guide column passes through the sliding sleeve and is in sliding fit with the sliding sleeve; the fixed end of the telescopic assembly is fixedly connected with the telescopic fixing seat; the telescopic end of the telescopic assembly is connected with the movable mold fixing seat.

[0009] The side of the movable mold fixing seat away from the fixed mold is provided with a connecting seat, the telescopic fixing seat is hinged with a group of first connecting rods, the connecting seat is hinged with a group of second connecting rods, the free ends of the first connecting rods and the second connecting rods are correspondingly hinged, the telescopic end of the telescopic assembly is connected with a transmission plate, the transmission plate is hinged with a group of third connecting rods, the free ends of the third connecting rods are correspondingly hinged with the middle parts of the first connecting rods.

[0010] The telescopic fixing seat is provided with an ejection mechanism corresponding to the mold cavity, the ejection mechanism comprises an ejector rod and an ejector pin, and the mold cavity is provided with an ejection hole corresponding to the ejector pin.

[0011] Compared with the prior art, the injection molding device for producing the automobile rubber sealing ring has the advantages of simple structure, reasonable design and suitability for industrial production of the automobile rubber sealing ring. BRIEF DESCRIPTION OF DRAWINGS

[0012] Fig. 1 is a structural schematic view of the utility model.

[0013] Fig. 2 is a structural schematic view of the sealing ring mold in the utility model.

[0014] In the figure: 1. rack; 2. sealing ring mold; 3. injection mechanism; 4. advancing cylinder; 5. feeding cylinder; 6. base; 7. heating assembly; 8. guardrail; 9. telescopic fixing seat; 10. fixed mold fixing seat; 11. movable mold fixing seat; 12. horizontal guide column; 13. connecting seat; 14. first connecting rod; 15. second connecting rod; 16. telescopic assembly. DETAILED DESCRIPTION

[0015] The technical scheme of the utility model will be described in further detail below through specific embodiments.

[0016] In the description of the utility model, it needs to be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "connection" and the like should be broadly understood, for example, "connection" can be fixed connection, can also be detachable connection, or integrally connected; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication inside two elements. "Mounting", "provided with", "connection" and the like can adopt conventional means in prior art, for example: integrally provided, clamping installation, welding connection, adhesive connection, bolt connection and the like. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances, and suitable connection, setting or mounting mode is selected in prior art.

[0017] As shown in Figs. 1-2 A kind of injection molding device for automobile rubber sealing ring production, including rack 1 and the sealing ring mould 2 and injection mechanism 3 of setting on rack 1, injection mechanism 3 includes advancing cylinder 4 and feeding cylinder 5, the discharge port of feeding cylinder 5 is communicated with the feed port of advancing cylinder 4;Heating assembly 7 is arranged on advancing cylinder 4;Sealing ring mould 2 includes movable mould and fixed mould, fixed mould is fixed on rack 1 and is communicated with the injection end of advancing cylinder 4;Movable mould is oppositely arranged with fixed mould;Movable mould is connected with rack 1 by telescopic component 16, movable mould is provided with several groups of mould cavity and is provided with cooling channel corresponding mould cavity, one end of cooling channel is connected with cooling medium inlet, the other end of cooling channel is connected with cooling medium outlet.Specifically, the shape specification of sealing ring mould, the driving transmission mode of injection mechanism, heating assembly and the like all adopt the structure of injection molding device in prior art;Telescopic component can adopt common hydraulic telescopic rod, cooling medium inlet is connected with cooling medium injection pipeline, for example: connect cooling water;Cooling water flows through cooling channel to cool mould cavity and then flows out from cooling medium outlet, and the cooling water that flows out can be recycled and reused.

[0018] The injection molding device for automobile rubber sealing ring production is simple in structure, reasonable in design, and suitable for industrial production of automobile rubber sealing ring. Specifically, during use, the rubber material required for producing the sealing ring is added to the feeding cylinder, the material is heated in the advancing cylinder and then pushed into the sealing ring mold for molding, cooled by the cooling medium in the cooling channel to avoid adhesion, and then the movable mold and the fixed mold are separated, and the sealing ring is demolded. Then, the movable mold and the fixed mold are closed, and the rubber material is injected again, and the process is repeated to continuously produce the sealing ring.

[0019] In one embodiment, the rack 1 includes a base 6, a vertical support rod is arranged on the upper side of the base 6, and the advancing cylinder 4 is arranged on the vertical support rod. The upper end of the vertical support rod is provided with a support plate, the support plate is located above the advancing cylinder 4, a protective fence 8 is arranged on the edge of the support plate, and a mounting hole is arranged in the middle of the support plate. The feeding cylinder 5 is mounted in the mounting hole, which facilitates feeding of the advancing cylinder.

[0020] In one of the embodiments, the upper side of the base 6 is provided with a telescopic fixing seat 9 and a fixed mold fixing seat 10, the fixed mold fixing seat 10 is connected with the telescopic fixing seat 9 through horizontal guide columns 12, a movable mold fixing seat 11 is located between the fixed mold fixing seat 10 and the telescopic fixing seat 9, the side of the movable mold fixing seat 11 is provided with a sliding sleeve corresponding to the horizontal guide columns 12, the horizontal guide columns 12 pass through the sliding sleeve and the horizontal guide columns 12 and the sliding sleeve are slidingly fitted; the fixed end of the telescopic assembly 16 is fixedly connected with the telescopic fixing seat 9; the telescopic end of the telescopic assembly 16 is connected with the movable mold fixing seat 11.

[0021] In one of the embodiments, the side of the movable mold fixing seat 11 away from the fixed mold is provided with a connecting seat 13, the telescopic fixing seat 9 is hinged with a group of first connecting rods, the connecting seat 13 is hinged with a group of second connecting rods 15, the free ends of the first connecting rods 14 and the second connecting rods 15 are correspondingly hinged, the telescopic end of the telescopic assembly 16 is connected with a transmission plate, the transmission plate is hinged with a group of third connecting rods, the free ends of the third connecting rods are correspondingly hinged with the middle parts of the first connecting rods. In the use process, the telescopic assembly is telescoped to drive the transmission plate to move, thereby moving the movable mold fixing seat.

[0022] In one of the embodiments, the telescopic fixing seat 9 is provided with an ejection mechanism corresponding to the mold cavity, the ejection mechanism comprises an ejector rod and an ejector pin, the mold cavity is provided with an ejection hole corresponding to the ejector pin. In the use process, the movable mold fixing seat moves towards the telescopic fixing seat, the ejector pin ejects the sealing ring formed in the mold cavity.

[0023] The above embodiments can be combined with each other.

[0024] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, but not to limit them; although the present application has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the specific embodiments of the present application can be modified or some technical features can be replaced by equivalent ones; without departing from the spirit of the technical solutions of the present application, they should be covered in the technical solution range of the present application claimed.

Claims

1. An injection molding device for producing a rubber sealing ring for a vehicle, comprising a frame, a sealing ring mold and an injection mechanism arranged on the frame, the injection mechanism comprising a pushing cylinder and a feeding cylinder, a discharge port of the feeding cylinder being in communication with a feeding port of the pushing cylinder, and a heating assembly being arranged on the pushing cylinder; characterized in that: The sealing ring mold comprises a fixed mold and a movable mold, the fixed mold is fixed on a frame and communicates with an injection end of the push cylinder, the movable mold is arranged opposite to the fixed mold, the movable mold is connected with the frame through an extension assembly, a plurality of sets of mold cavities are arranged on the movable mold, and cooling channels corresponding to the mold cavities are arranged on the movable mold, one end of the cooling channel is connected with a cooling medium inlet, and the other end of the cooling channel is connected with a cooling medium outlet.

2. The injection molding apparatus for producing a rubber seal ring for an automobile according to claim 1, characterized by: The frame comprises a base, vertical support rods and a push cylinder are arranged on the upper side of the base, a support plate is arranged on the upper end of the vertical support rod, the support plate is located above the push cylinder, a guardrail is arranged on the edge of the support plate, and a mounting hole is arranged on the middle part of the support plate.

3. The injection molding apparatus for producing a rubber seal ring for an automobile according to claim 2, characterized by: The upper side of the base is provided with an extension fixing seat and a fixed mold fixing seat, the fixed mold fixing seat and the extension fixing seat are connected through horizontal guide columns, the movable mold fixing seat is located between the fixed mold fixing seat and the extension fixing seat, the side of the movable mold fixing seat is provided with a sliding sleeve corresponding to the horizontal guide column, the horizontal guide column passes through the sliding sleeve and is in sliding fit with the sliding sleeve, the fixed end of the extension assembly is fixedly connected with the extension fixing seat, and the extension end of the extension assembly is connected with the movable mold fixing seat.

4. The injection molding apparatus for producing a rubber seal ring for an automobile according to claim 3, characterized by: The side of the movable mold fixing seat away from the fixed mold is provided with a connecting seat, the extension fixing seat is hinged with a group of first connecting rods, the connecting seat is hinged with a group of second connecting rods, the free ends of the first connecting rods and the second connecting rods are hinged correspondingly, the extension end of the extension assembly is connected with a transmission plate, the transmission plate is hinged with a group of third connecting rods, and the free ends of the third connecting rods are hinged with the middle parts of the first connecting rods correspondingly.

5. The injection molding apparatus for producing an automobile rubber seal ring according to claim 4, characterized by: The extension fixing seat is provided with an ejection mechanism corresponding to the mold cavity, the ejection mechanism comprises a top rod and a top pin, and the mold cavity is provided with an ejection hole corresponding to the top pin.

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