CN113306066A - Injection molding machine is used in production of car front end frame - Google Patents
Injection molding machine is used in production of car front end frame Download PDFInfo
- Publication number
- CN113306066A CN113306066A CN202110549097.1A CN202110549097A CN113306066A CN 113306066 A CN113306066 A CN 113306066A CN 202110549097 A CN202110549097 A CN 202110549097A CN 113306066 A CN113306066 A CN 113306066A
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- Prior art keywords
- cavity
- injection
- injection mold
- die holder
- connecting pipe
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 32
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 12
- 238000002347 injection Methods 0.000 claims abstract description 63
- 239000007924 injection Substances 0.000 claims abstract description 63
- 238000000465 moulding Methods 0.000 claims abstract description 22
- 238000010438 heat treatment Methods 0.000 claims abstract description 21
- 239000000463 material Substances 0.000 claims abstract description 16
- 238000005452 bending Methods 0.000 claims description 23
- 239000004033 plastic Substances 0.000 claims description 17
- 229920003023 plastic Polymers 0.000 claims description 17
- 239000002994 raw material Substances 0.000 claims description 5
- 238000007493 shaping process Methods 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 5
- 239000000243 solution Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010137 moulding (plastic) Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/03—Injection moulding apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/1742—Mounting of moulds; Mould supports
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
- B29C2045/4047—Ejector constructions; Ejector operating mechanisms driven by a crank or eccentric
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses an injection molding machine for producing an automobile front end frame, which comprises a heating cavity and a molding cavity, wherein the heating cavity and the molding cavity are sequentially fixed on a base, the top of the heating cavity is connected with a feed hopper, the side part of the heating cavity is connected with a conveying pipeline, and the other end of the conveying pipeline extends into the molding cavity, and the injection molding machine also comprises: the injection mold is arranged in the molding cavity in a lifting manner; the driving mechanism is arranged at the bottom of the injection mold and used for driving the injection mold to lift, and the driving mechanism can extend out of the opening at the top of the forming cavity when the injection mold is lifted; the type connecting pipe of buckling at right angle, the type connecting pipe of buckling at right angle is used for communicateing pipeline and injection mold's die cavity to the type connecting pipe of buckling at right angle can rotate along with injection mold's lift. According to the invention, the whole injection molding machine completely realizes continuous automatic operation from material injection, heating, molding and demolding, so that manual operation of personnel is reduced, the production and processing efficiency is improved, and meanwhile, the safety of the personnel can be guaranteed.
Description
Technical Field
The invention relates to the field of manufacturing of automotive interior parts, in particular to an injection molding machine for producing an automotive front end frame.
Background
An injection molding machine is a main molding device for manufacturing thermoplastic plastics or thermosetting plastics into plastic products of various shapes by using a plastic molding die, and is of a vertical type, a horizontal type and a full-electric type, wherein the injection molding machine can heat the plastics and apply high pressure to the molten plastics so as to inject the molten plastics to fill a die cavity. In the actual production and manufacturing process, plastics are injected into a heating cavity through a feed hopper, the plastics are heated at high temperature in the heating cavity to be in a molten state, the plastics are injected into a mold in a forming cavity under the action of certain pressure, the forming cavity is opened after the plastics are cooled and formed, and a finished product is taken out.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. Therefore, the invention aims to provide the injection molding machine for producing the front end frame of the automobile, which completely realizes continuous automatic operation from material injection, heating, molding and demolding, reduces manual operation of personnel, improves production and processing efficiency and ensures the safety of the personnel.
The invention provides an injection molding machine for producing an automobile front end frame, which comprises a heating cavity and a molding cavity, wherein the heating cavity and the molding cavity are sequentially fixed on a base, the top of the heating cavity is connected with a feed hopper, the side part of the heating cavity is connected with a conveying pipeline, and the other end of the conveying pipeline extends into the molding cavity, and the injection molding machine also comprises:
the injection mold is arranged in the molding cavity in a lifting manner;
the driving mechanism is arranged at the bottom of the injection mold and used for driving the injection mold to lift, and the driving mechanism can extend out of the opening at the top of the forming cavity when the injection mold is lifted;
the type connecting pipe of buckling at right angle, the type connecting pipe of buckling at right angle is used for communicateing pipeline and injection mold's die cavity to the type connecting pipe of buckling at right angle can rotate along with injection mold's lift.
Preferably, the injection mold comprises a lower die base and an upper die base, the upper die base is connected with the lower die base through a guide column, the lower die base is internally provided with a material injection channel, one end of the material injection channel is communicated with the cavity of the lower die base, and the other end of the material injection channel is connected with the right-angle bending type connecting pipe.
Preferably, pipeline passes behind the inner wall of one-tenth die cavity and links to each other with the type connecting pipe of buckling at right angle through the bearing, and pipeline and the outer wall of bearing are fixed to be cup jointed, and the type connecting pipe of buckling at right angle is fixed to be cup jointed with the inner wall of bearing.
Preferably, the driving mechanism includes:
the supporting seat is fixed at the bottom end of the inner part of the forming cavity;
the two sides of the upper end surface of the supporting seat are respectively provided with a first accommodating groove, and the cylinder seat end of the oil cylinder is crossed and connected to the bottom of the first accommodating groove;
the bottom of the support hinge rod is hinged to the side wall of one end of the first accommodating groove, the top of the support hinge rod is fixedly connected with the bottom of the lower die holder, and the middle position of the lower part of the support hinge rod is hinged to the piston end of the oil cylinder;
the second accomodates the groove, and the second accomodates the groove and sets up in the up end of supporting seat to the both sides in second accomodate the groove are linked together with first accomodate the groove respectively, and first accomodate the groove and the second accomodate the groove and form the accomodate groove that is used for placing the support hinge pole.
Preferably, a one-way valve is arranged at a position communicated with the cavity of the lower die holder in the material injection channel, and one side of the one-way valve, which faces the cavity of the lower die holder, is in a conducting state.
Preferably, the inside of die holder is provided with the stripper plate, and the equidistant several inserted bar that is connected with in bottom of stripper plate installs the motor on the outer wall of die holder, and the output drive of motor is connected with the pivot, and it is inside that the pivot passes the die holder along the horizontal direction and extends to it to the equal fixed cam that has cup jointed in the position department that the pivot corresponds every inserted bar.
The invention also provides a using method of the injection molding machine for producing the automobile front end frame, which comprises the following steps: put into raw materials to the feeder hopper, the raw materials gets into after the feeder hopper and is heated to the molten state in heating the chamber, the plastics that are in the molten state afterwards is passed through pipeline after being pressurized, the type connecting pipe of buckling at right angle is carried to injection mold inside, the cooling shaping after whole injection mold is filled with to plastics, the starting oil cylinder, the rotatory lift of oil cylinder drive support hinge rod, the upper die base uses the support hinge rod bottom to rotate as the center, thereby realize going up and down, when the rotatory lift of upper die base, the type connecting pipe of buckling at right angle with it synchronous motion, treat that injection mold rises to the opening outside in shaping chamber, the personnel open the upper die base, the starting motor drive pivot is rotatory, the rotatory drawing of patterns of accomplishing the injection molding with the inserted bar of cam rotation.
The beneficial effects of the invention are as follows: according to the injection molding machine, the injection mold is arranged in the molding cavity in a lifting manner, after plastic is molded in the injection mold, the oil cylinder drives the supporting hinge rod to rotate, the other oil cylinder also acts to drive the top of the supporting hinge rod to rotate, the top of the supporting hinge rod is always kept in a horizontal state, the whole injection mold rotates by taking the bottom of the supporting hinge rod as a radius, and the right-angle bending type connecting pipe is connected with the conveying pipeline through the bearing, so that the right-angle bending type connecting pipe always synchronously rotates with the right-angle bending type connecting pipe in the rotating process of the injection mold. In addition, after the injection mold extends out of the opening of the molding cavity, the motor drives the cam to rotate, and the cam acts to eject the demolding plate out, so that the demolding operation of the molded part is completed. The whole injection molding machine completely realizes continuous automatic operation from material injection, heating, molding and demolding, reduces manual operation of personnel, improves production and processing efficiency and ensures the safety of the personnel.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of an overall structure of an injection molding machine for producing a front end frame of an automobile according to the present invention;
FIG. 2 is a schematic view of the internal structure of a cavity in an injection molding machine for producing a front end frame of an automobile according to the present invention;
FIG. 3 is a schematic view of an assembly structure of a support hinge rod and a support seat in an injection molding machine for producing a front end frame of an automobile according to the present invention;
fig. 4 is a schematic internal cross-sectional view of a lower die holder of an injection molding machine for producing an automobile front end frame according to the present invention.
In the figure: 1. a base; 2. a heating cavity; 3. a feed hopper; 4. a delivery conduit; 5. a molding cavity; 6. a supporting seat; 7. a first receiving groove; 8. an oil cylinder; 9. a support hinge rod; 10. a lower die holder; 11. a guide post; 12. an upper die holder; 13. a right-angled bent type connecting pipe; 14. a bearing; 15. a second receiving groove; 16. a material injection channel; 17. a one-way valve; 18. a stripper plate; 19. inserting a rod; 20. a motor; 21. a rotating shaft; 22. a cam.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1-4, the injection molding machine for producing the front end frame of the automobile comprises a heating cavity 2 and a molding cavity 5 which are sequentially fixed on a base 1, wherein the top of the heating cavity 2 is connected with a feed hopper 3, the side part of the heating cavity 2 is connected with a conveying pipeline 4, and the other end of the conveying pipeline 4 extends into the molding cavity 5. In addition, as the core technical solution of the present application, the injection molding machine in the present application further includes: injection mold, injection mold liftable formula set up inside one-tenth die cavity 5, and in traditional auto-parts production operation process, it will become to take out to open one-tenth die cavity 5 usually, and an opening is seted up at one-tenth die cavity 5 top to this application, and after auto-parts injection moulding, injection mold upwards raised to the opening part, then opened the mould and can take out the car finished product. The driving mechanism is arranged at the bottom of the injection mold and used for driving the injection mold to lift. The conveying pipeline 4 is connected with a cavity of the injection mold through a right-angle bending type connecting pipe 13, and the right-angle bending type connecting pipe 13 can rotate along with the lifting of the injection mold.
Specifically, as shown in fig. 2, injection mold in this application is including lower bolster 10 and upper die base 12, and upper die base 12 links to each other with lower bolster 10 through guide post 11, and lower bolster 10 is inside to have seted up annotates material passageway 16, annotates material passageway 16's one end and communicates in the die cavity of lower bolster 10, and the other end links to each other with right angle bending type connecting pipe 13.
Further, pipeline 4 passes behind the inner wall of one-tenth die cavity 5 and links to each other with right angle bending type connecting pipe 13 through bearing 14, and pipeline 4 cup joints with bearing 14's outer wall is fixed, and right angle bending type connecting pipe 13 cup joints with bearing 14's inner wall is fixed, and injection mold is at the in-process that goes up and down, and right angle bending type connecting pipe 13 uses pipeline 4 to rotate as the center, and injection mold's lift height is the length of the vertical section of right angle bending type connecting pipe 13.
The driving mechanism of the present invention includes: a supporting seat 6, an oil cylinder 8, a supporting hinge rod 9 and a second containing groove 15, wherein the supporting seat 6 is fixed at the bottom end of the inner part of the forming cavity 5. First storage groove 7 has all been seted up to the up end both sides of supporting seat 6, the jar seat end of hydro-cylinder 8 is handed over in the bottom of first storage groove 7, the tank bottom of first storage groove 7 is the tilt state, the bottom of supporting hinge rod 9 articulates on the one end lateral wall of first storage groove 7, the top of supporting hinge rod 9 links to each other with the bottom of die holder 10 is fixed, the intermediate position of supporting hinge rod 9 lower part is articulated with the piston end of hydro-cylinder 8, the top and the bottom of supporting hinge rod 9 are articulated to be connected, and still be provided with another hydro-cylinder (not illustrated in the drawing) between the top of supporting hinge rod 9 and the bottom. The second is accomodate the groove 15 and is seted up in the up end of supporting seat 6 to the both sides of accomodating the groove 15 in the second are linked together with first groove 7 respectively of accomodating, first groove 7 of accomodating and second groove 15 formation are used for placing the groove of accomodating of supporting hinge 9, when hydro-cylinder 8 drive supporting hinge 9 rotated, another hydro-cylinder also moved the top of drive supporting hinge 9 and rotated, and make the top of supporting hinge 9 keep the horizontality all the time, consequently whole injection mold rotated with the bottom of supporting hinge 9 as the radius, injection mold is at rotatory in-process, right angle bending type connecting pipe 13 rotated with it in step.
In order to prevent the plastic in the cavity of the lower die holder 10 from flowing back into the injection channel 16, a check valve 17 is disposed in the injection channel 16 and communicated with the cavity of the lower die holder 10, and the check valve 17 is in a conducting state toward the cavity of the lower die holder 10.
As shown in fig. 4, in the injection molding machine of the present application, a stripper plate 18 is disposed inside a lower die holder 10, a plurality of insert rods 19 are connected to the bottom of the stripper plate 18 at equal intervals, a motor 20 is mounted on an outer wall of the lower die holder 10, an output end of the motor 20 is connected to a rotating shaft 21 in a driving manner, the rotating shaft 21 passes through the lower die holder 10 along a horizontal direction and extends into the lower die holder 10, a cam 22 is fixedly sleeved at a position of the rotating shaft 21 corresponding to each insert rod 19, the rotating shaft 21 is driven by the motor 20 to rotate, all the cams 22 on the rotating shaft 21 rotate and are in line contact with the insert rods 19, and finally, a long axis end of the cam 22 is in contact with the insert rods 19 to eject the insert rods, so that an injection molded article is ejected out of a cavity of the lower die holder 10.
The invention provides an injection molding machine for producing an automobile front end frame, which comprises a feed hopper 3, a heating cavity 2, a conveying pipeline 4, a right-angle bending type connecting pipe 13, a one-way valve 17, a material injection channel 16, an oil cylinder 8, a supporting hinge rod 9, an upper die base 10, a rotating shaft 21 and a motor 20, wherein the raw materials are put into the feed hopper 3, are heated to a molten state after passing through the feed hopper 3, are pressurized and are conveyed into an injection mold through the conveying pipeline 4 and the right-angle bending type connecting pipe 13, the one-way valve 17 can ensure that the plastic cannot flow back into the material injection channel 16, the plastic is filled in the whole injection mold and is cooled and molded, the oil cylinder 8 is started, the supporting hinge rod 9 is driven to rotate and lift, the upper die base 10 rotates by taking the bottom of the supporting hinge rod 9 as a center, so that the lift is realized, the right-angle bending type connecting pipe 13 synchronously moves with the upper die base 10 while the upper die base 10 rotates and lifts, when a molding mold rises to the opening of the molding cavity 5, a person opens the upper die base 12, the motor 20 is started to drive the rotating shaft 21 to rotate, the cam 22 is rotated to eject the plunger 19 to complete the ejection of the injection molded part.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (7)
1. Injection moulding machine is used in production of automobile front end frame, including fixing heating chamber (2) and shaping chamber (5) on base (1) in proper order, the top that heats chamber (2) is connected with feeder hopper (3), and the lateral part that heats chamber (2) is connected with pipeline (4), and inside pipeline (4) the other end extended to shaping chamber (5), its characterized in that, still including:
the injection mold is arranged in the molding cavity (5) in a lifting manner;
the driving mechanism is arranged at the bottom of the injection mold and used for driving the injection mold to lift, and the driving mechanism can extend out of the opening at the top of the molding cavity (5) when the injection mold is lifted;
the right-angle bending type connecting pipe (13), the right-angle bending type connecting pipe (13) is used for communicating the conveying pipeline (4) with a cavity of the injection mold, and the right-angle bending type connecting pipe (13) can rotate along with the lifting of the injection mold.
2. The injection molding machine for producing the front end frame of the automobile according to claim 1, wherein the injection mold comprises a lower die holder (10) and an upper die holder (12), the upper die holder (12) is connected with the lower die holder (10) through a guide post (11), a material injection channel (16) is formed inside the lower die holder (10), one end of the material injection channel (16) is communicated with a cavity of the lower die holder (10), and the other end of the material injection channel is connected with the right-angle bending type connecting pipe (13).
3. The injection molding machine for producing the front end frame of the automobile according to claim 2, wherein the conveying pipe (4) penetrates through the inner wall of the molding cavity (5) and then is connected with the right-angle bending type connecting pipe (13) through a bearing (14), the conveying pipe (4) is fixedly sleeved with the outer wall of the bearing (14), and the right-angle bending type connecting pipe (13) is fixedly sleeved with the inner wall of the bearing (14).
4. The injection molding machine for producing an automobile front end frame according to claim 3, wherein the driving mechanism includes:
the supporting seat (6), the supporting seat (6) is fixed at the bottom end of the inner part of the forming cavity (5);
the two sides of the upper end face of the supporting seat (6) are provided with first accommodating grooves (7), and the cylinder seat end of the oil cylinder (8) is crossed to the bottom of the first accommodating grooves (7);
the bottom of the supporting hinge rod (9) is hinged to the side wall of one end of the first accommodating groove (7), the top of the supporting hinge rod (9) is fixedly connected with the bottom of the lower die holder (10), and the middle position of the lower part of the supporting hinge rod (9) is hinged to the piston end of the oil cylinder (8);
the supporting hinge rod comprises a second accommodating groove (15), the second accommodating groove (15) is formed in the upper end face of the supporting base (6), two sides of the second accommodating groove (15) are communicated with the first accommodating groove (7) respectively, and the first accommodating groove (7) and the second accommodating groove (15) form accommodating grooves used for placing the supporting hinge rod (9).
5. The injection molding machine for producing the front end frame of the automobile according to claim 5, wherein a check valve (17) is arranged at a position in the material injection channel (16) communicated with the cavity of the lower die holder (10), and one side of the check valve (17) facing the cavity of the lower die holder (10) is in a conduction state.
6. The injection molding machine for producing the front end frame of the automobile according to claim 1, wherein a stripper plate (18) is arranged inside the lower die holder (10), a plurality of insert rods (19) are connected to the bottom of the stripper plate (18) at equal intervals, a motor (20) is installed on the outer wall of the lower die holder (10), a rotating shaft (21) is connected to the output end of the motor (20) in a driving manner, the rotating shaft (21) penetrates through the lower die holder (10) along the horizontal direction and extends to the inside of the lower die holder, and a cam (22) is fixedly sleeved at the position, corresponding to each insert rod (19), of the rotating shaft (21).
7. Use of an injection moulding machine for the production of automotive front end frames according to any of claims 1 to 6, characterised in that it comprises the following steps: putting raw materials into a feed hopper (3), feeding the raw materials into a heating cavity (2) through the feed hopper (3) to be heated to a molten state, pressurizing the plastic in the molten state and conveying the plastic into an injection mold through a conveying pipeline (4) and a right-angle bending type connecting pipe (13), cooling and forming the plastic after filling the whole injection mold, starting an oil cylinder (8), driving a supporting hinge rod (9) to rotate and lift by the oil cylinder (8), rotating an upper mold base (10) by taking the bottom of the supporting hinge rod (9) as a center, therefore, lifting is achieved, the upper die base (10) rotates to lift, meanwhile, the right-angle bending type connecting pipe (13) moves synchronously with the upper die base, when the injection die rises to the outside of the opening of the forming cavity (5), personnel open the upper die base (12), the starting motor (20) drives the rotating shaft (21) to rotate, and the cam (22) rotates to eject the inserted rod (19) out to complete demolding of the injection molding piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110549097.1A CN113306066A (en) | 2021-05-20 | 2021-05-20 | Injection molding machine is used in production of car front end frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110549097.1A CN113306066A (en) | 2021-05-20 | 2021-05-20 | Injection molding machine is used in production of car front end frame |
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| Publication Number | Publication Date |
|---|---|
| CN113306066A true CN113306066A (en) | 2021-08-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110549097.1A Pending CN113306066A (en) | 2021-05-20 | 2021-05-20 | Injection molding machine is used in production of car front end frame |
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| Country | Link |
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| CN (1) | CN113306066A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117532826A (en) * | 2023-12-12 | 2024-02-09 | 潍坊市华玉塑料机械有限公司 | Large-scale full-automatic plastic forming machine |
-
2021
- 2021-05-20 CN CN202110549097.1A patent/CN113306066A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117532826A (en) * | 2023-12-12 | 2024-02-09 | 潍坊市华玉塑料机械有限公司 | Large-scale full-automatic plastic forming machine |
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