CN108748889A - A kind of automobile car bonnet injection mold - Google Patents

A kind of automobile car bonnet injection mold Download PDF

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Publication number
CN108748889A
CN108748889A CN201810774741.3A CN201810774741A CN108748889A CN 108748889 A CN108748889 A CN 108748889A CN 201810774741 A CN201810774741 A CN 201810774741A CN 108748889 A CN108748889 A CN 108748889A
Authority
CN
China
Prior art keywords
mold
car bonnet
electric pushrod
disk
lower mold
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201810774741.3A
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Chinese (zh)
Inventor
刘福芳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201810774741.3A priority Critical patent/CN108748889A/en
Publication of CN108748889A publication Critical patent/CN108748889A/en
Withdrawn legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/40Removing or ejecting moulded articles
    • B29C45/4005Ejector constructions; Ejector operating mechanisms
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/72Heating or cooling
    • B29C45/73Heating or cooling of the mould

Abstract

The invention discloses a kind of automobile car bonnet injection molds, including lower mold, electric pushrod, upper mold and disk, it is installed with pushing meanss at the bottom centre of the lower mold, and the bottom of lower mold avris offers push hole, the electric pushrod is fixed on the avris of lower mold, and Signal-controlled switch is installed on electric pushrod, and the side end of electric pushrod is vertically connected with connecting rod, it is provided with thimble on the connecting rod, and thimble is located in push hole, the upper mold is located at the surface of lower mold, and it is fixedly connected with shadoof at the top center of upper mold, injecting hole is offered at the top edge of the upper mold, and the avris of injecting hole is reserved with sliding slot, the disk is set in sliding slot, and sliding block is connected at the top of disk, and sliding block is located at the top of sliding slot.The automobile car bonnet injection mold improves the ejection smooth degree of product, reduces the deformed damaged of product ejection, while improving the Forming Quality and speed of product.

Description

A kind of automobile car bonnet injection mold
Technical field
The present invention relates to injection mold technology, specially a kind of automobile car bonnet injection mold.
Background technology
Injection mold is a kind of tool producing plasthetics;Also plasthetics complete structure and accurate dimension are to confer to Tool.Injection molding is to produce a kind of processing method used when certain complex-shaped components in batches.It refers specifically to melt heated Plastics by injection molding machine high pressure inject die cavity obtain formed products after cooling and solidifying.
However existing automobile car bonnet injection mold using operate when, the easy damage of taking-up of car bonnet, at the same mold at Type refrigeration effect is bad, and the amount of raw material injection molding and rate are not easy to control so that forming quality of products is bad.It is asked for above-mentioned Topic, urgent need carry out innovative design on the basis of original automobile car bonnet injection mold.
Invention content
The purpose of the present invention is to provide a kind of automobile car bonnet injection molds, existing to solve above-mentioned background technology proposition Automobile car bonnet injection mold is when using operating, the easy damage of taking-up of car bonnet, while the molding refrigeration effect of mold is bad, and The amount and rate of raw material injection molding are not easy to control so that the bad problem of forming quality of products.
To achieve the above object, the present invention provides the following technical solutions:A kind of automobile car bonnet injection mold, including lower die Tool, electric pushrod, upper mold and disk are installed with pushing meanss, and lower mold side at the bottom centre of the lower mold The bottom of side offers push hole, and the electric pushrod is fixed on the avris of lower mold, and signal control is equipped on electric pushrod Switch, and the side end of electric pushrod is vertically connected with connecting rod, thimble is provided on the connecting rod, and thimble is located in push hole, The upper mold is located at the surface of lower mold, and shadoof is fixedly connected at the top center of upper mold, and upper mold Upper surface is provided with cooling water pipe, injecting hole is offered at the top edge of the upper mold, and the avris of injecting hole is reserved with Sliding slot, and one end on sliding slot close to injecting hole is provided with limited block, and the disk is set in sliding slot, and the top of disk It is connected with sliding block, and sliding block is located at the top of sliding slot.
Preferably, the pushing meanss are total to vertical central axis, and the upper surface of pushing meanss and lower mold with lower mold The bottom surface of inside overlaps.
Preferably, the electric pushrod is symmetrically arranged with 2 about the central axis of lower mold, and each electric pushrod connects 2 thimbles are installed, and thimble and push hole are coincide and connected on the connecting rod connect.
Preferably, the upper mold is designed as U shape structure, and the structure in meandering shape of the cooling water pipe on upper mold Setting.
Preferably, the diameter of the disk and the aperture of injecting hole are equal, and disk and sliding slot coincide and connect.
Preferably, the sliding block and the setting of disk integral structure, and the diameter of sliding block is more than the upper end width of sliding slot.
Compared with prior art, the beneficial effects of the invention are as follows:The automobile car bonnet injection mold, is provided with electric pushrod control The car bonnet of the thimble that system operation uses, thimble and injection molding is arranged in parallel, and under the impetus of electric pushrod, will be molded into It is separated from each other between the car bonnet of type and lower mold, difference causes the Local Vertex of car bonnet to be pressurized and deformed damaged, by conveniently pushing away The work of dynamic device ejects molding car bonnet, the local deformation of car bonnet will not be damaged caused by the directly work of pushing meanss, The Forming Quality of car bonnet is influenced, and the upper mold of spill and cooling water pipe are arranged so that the own wt of the mold is lower, uses It is convenient, while fast-refrigerating is carried out to Rapid Product and mold using cooling water pipe, the shaping speed and quality of product are improved, and The installation of disk, the keying degree size of manual control injecting hole, controls the injection moulding speed of raw material so that forming quality of products is more It is good.
Description of the drawings
Fig. 1 is positive structure schematic of the present invention;
Fig. 2 is overlooking structure diagram of the present invention;
Fig. 3 is disk mounting structure schematic diagram of the present invention;
Fig. 4 is sliding slot side structure schematic diagram of the present invention.
In figure:1, lower mold;2, pushing meanss;3, push hole;4, electric pushrod;5, Signal-controlled switch;6, connecting rod;7, it pushes up Needle;8, upper mold;9, shadoof;10, cooling water pipe;11, injecting hole;12, sliding slot;13, limited block;14, disk;15, sliding block.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
- 4 are please referred to Fig.1, the present invention provides a kind of technical solution:A kind of automobile car bonnet injection mold, including lower mold 1, Pushing meanss 2, push hole 3, electric pushrod 4, Signal-controlled switch 5, connecting rod 6, thimble 7, upper mold 8, shadoof 9, cooling water pipe 10, Injecting hole 11, sliding slot 12, limited block 13, disk 14 and sliding block 15 are installed with pushing meanss at the bottom centre of lower mold 1 2, and the bottom of 1 avris of lower mold offers push hole 3, electric pushrod 4 is fixed on the avris of lower mold 1, and pacifies on electric pushrod 4 Side end equipped with Signal-controlled switch 5, and electric pushrod 4 is vertically connected with connecting rod 6, thimble 7 is provided on connecting rod 6, and push up Needle 7 is located in push hole 3, and upper mold 8 is located at the surface of lower mold 1, and is fixedly connected with shadoof at the top center of upper mold 8 9, and the upper surface of upper mold 8 is provided with cooling water pipe 10, injecting hole 11 is offered at the top edge of upper mold 8, and note The avris of mole 11 is reserved with sliding slot 12, and one end of injecting hole 11 is provided with limited block 13, disk 14 on sliding slot 12 It is set in sliding slot 12, and the top of disk 14 is connected with sliding block 15, and sliding block 15 is located at the top of sliding slot 12;
Pushing meanss 2 are total to vertical central axis, and the bottom of the upper surface of pushing meanss 2 and 1 inside of lower mold with lower mold 1 Face overlaps, and pushing meanss 2 are arranged, and goes out Automobile caping after the automobile car bonnet molding on lower mold 1, facilitates taking for car bonnet It takes, and it is that car bonnet is molded the adverse effect brought to reduce pushing meanss 2 when in use;
Electric pushrod 4 is symmetrically arranged with 2, and the connecting rod that each electric pushrod 4 connects about the central axis of lower mold 1 2 thimbles 7 are installed, and thimble 7 and push hole 3 are coincide connection on 6, by electric pushrod 4 come controls connecting rod 6 and thimble 7 Mobile, the effect by thimble 7 will detach between lower mold 1 and car bonnet after molding, avoid the direct work of pushing meanss 2 Work brings adverse effect to the molding of car bonnet;
Upper mold 8 is designed as U shape structure, and the structure setting in meandering shape of the cooling water pipe 10 on upper mold 8, on The structure setting of mold 8, when being positioned on lower mold 1, the edge of mold 1, avoids mold to car bonnet under meeting stuck fast Shake deviation when being molded, and the concave inward structure of 8 middle section of upper mold, reduces the own wt of upper mold 8, simultaneously Facilitate the laying of cooling water pipe 10, the molding car bonnet progress of cooling water pipe 10 acted at work between mold and mold cold But, the Forming Quality of automobile car bonnet is improved;
The diameter of disk 14 is equal with the aperture of injecting hole 11, and disk 14 and sliding slot 12 coincide and connect, and disk 14 is arranged With injecting hole 11, movement of the disk 14 in sliding slot 12 carries out with different levels closure to injecting hole 11, to realize manual control The keying degree size of injecting hole 11, controls the injecting rate of raw material, to improve the Forming Quality of product;
Sliding block 15 and the setting of 14 integral structure of disk, and the diameter of sliding block 15 is more than the upper end width of sliding slot 12, passes through The setting of sliding block 15 drives disk 14 to move, and facilitates the moving operation of disk 14, while ensuring sliding block 15 in the process of moving It will not fall into sliding slot 12.
Operation principle:When using the automobile car bonnet injection mold, the fixed bit of upper mold 8 is controlled by shadoof 9 first It sets so that upper mold 8 moves down, and its side end is engaged in the edge of lower mold 1, in sliding slot 12, passes through mobile sliding block The mobile deposit position of 15 control disks 14, controls the opening degree size of injecting hole 11 using disk 14, changes former The injection moulding speed of material improves the Forming Quality of automobile car bonnet, and limited block 13 carries out position restriction when sliding block 15 is moved to it, prevents Limited slip block 15 falls off because own slip degree is excessive out of sliding slot 12, by injecting hole 11 toward between upper mold 8 and lower mold 1 Injection raw material in gap, by the circulation of cooling water in cooling water pipe 10, realizes upper mold 8 after the completion of raw material is molded With the cooling of automobile car bonnet product after the molding of automobile car bonnet, shadoof 9 is utilized to improve the shaping speed and quality of product Upper mold 8 is removed, and controls the operation of electric pushrod 4 by Signal-controlled switch, electric pushrod 4 pushes thimble 7 by connecting rod 6 It moves ahead, thimble 7 can be detached between car bonnet after molding and lower mold 1, then be ejected car bonnet using pushing meanss 2, complete At the injection molding of car bonnet.
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, It still can be with technical scheme described in the above embodiments is modified, or is carried out to which part technical characteristic etc. With replacing, all within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in this Within the protection domain of invention.

Claims (6)

1. a kind of automobile car bonnet injection mold, including lower mold (1), electric pushrod (4), upper mold (8) and disk (14), special Sign is:Pushing meanss (2) are installed at the bottom centre of the lower mold (1), and the bottom of lower mold (1) avris is opened Equipped with push hole (3), the electric pushrod (4) is fixed on the avris of lower mold (1), and is equipped with signal control on electric pushrod (4) System switch (5), and the side end of electric pushrod (4) is vertically connected with connecting rod (6), and thimble (7) is provided on the connecting rod (6), And thimble (7) is located in push hole (3), the upper mold (8) is located at the surface of lower mold (1), and in the top of upper mold (8) Shadoof (9) is fixedly connected at the heart, and the upper surface of upper mold (8) is provided with cooling water pipe (10), the upper mold (8) Injecting hole (11) is offered at top edge, and the avris of injecting hole (11) is reserved with sliding slot (12), and leaned on sliding slot (12) One end of nearly injecting hole (11) is provided with limited block (13), and the disk (14) is set in sliding slot (12), and disk (14) Top is connected with sliding block (15), and sliding block (15) is located at the top of sliding slot (12).
2. a kind of automobile car bonnet injection mold according to claim 1, it is characterised in that:The pushing meanss (2) are under Mold (1) is total to vertical central axis, and the upper surface of pushing meanss (2) is overlapped with the bottom surface on the inside of lower mold (1).
3. a kind of automobile car bonnet injection mold according to claim 1, it is characterised in that:The electric pushrod (4) about The central axis of lower mold (1) is symmetrically arranged with 2, and is equipped with 2 tops on the connecting rod (6) of each electric pushrod (4) connection Needle (7), and thimble (7) and push hole (3) are coincide and are connected.
4. a kind of automobile car bonnet injection mold according to claim 1, it is characterised in that:The upper mold (8) is designed as U shape structure, and the structure setting in meandering shape of the cooling water pipe (10) on upper mold (8).
5. a kind of automobile car bonnet injection mold according to claim 1, it is characterised in that:The diameter of the disk (14) with The aperture of injecting hole (11) is equal, and disk (14) and sliding slot (12) coincide and connect.
6. a kind of automobile car bonnet injection mold according to claim 1, it is characterised in that:The sliding block (15) and disk (14) integral structure is arranged, and the diameter of sliding block (15) is more than the upper end width of sliding slot (12).
CN201810774741.3A 2018-07-16 2018-07-16 A kind of automobile car bonnet injection mold Withdrawn CN108748889A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810774741.3A CN108748889A (en) 2018-07-16 2018-07-16 A kind of automobile car bonnet injection mold

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810774741.3A CN108748889A (en) 2018-07-16 2018-07-16 A kind of automobile car bonnet injection mold

Publications (1)

Publication Number Publication Date
CN108748889A true CN108748889A (en) 2018-11-06

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CN201810774741.3A Withdrawn CN108748889A (en) 2018-07-16 2018-07-16 A kind of automobile car bonnet injection mold

Country Status (1)

Country Link
CN (1) CN108748889A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110962391A (en) * 2019-12-30 2020-04-07 东莞市嘉宏机电科技有限公司 Ejection mechanism of bidirectional combined die

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201357548Y (en) * 2009-02-25 2009-12-09 浙江凯华模具有限公司 Electric auxiliary demoulding mechanism of plastic cover mould
CN106881822A (en) * 2015-12-16 2017-06-23 重庆昇顺科技有限公司 Plastics part mould
CN206277619U (en) * 2016-12-17 2017-06-27 郭献国 A kind of plastic mould side direction ejecting mechanism
CN206780872U (en) * 2017-05-31 2017-12-22 慈溪市盛艺模具有限公司 A kind of injection mould ejecting device
CN207465795U (en) * 2017-11-13 2018-06-08 昆山辉海模具有限公司 A kind of display lid shell mold tool
CN207578932U (en) * 2017-12-06 2018-07-06 苏州顺兴精密模具有限公司 A kind of injection mold for being easy to die sinking ejection

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201357548Y (en) * 2009-02-25 2009-12-09 浙江凯华模具有限公司 Electric auxiliary demoulding mechanism of plastic cover mould
CN106881822A (en) * 2015-12-16 2017-06-23 重庆昇顺科技有限公司 Plastics part mould
CN206277619U (en) * 2016-12-17 2017-06-27 郭献国 A kind of plastic mould side direction ejecting mechanism
CN206780872U (en) * 2017-05-31 2017-12-22 慈溪市盛艺模具有限公司 A kind of injection mould ejecting device
CN207465795U (en) * 2017-11-13 2018-06-08 昆山辉海模具有限公司 A kind of display lid shell mold tool
CN207578932U (en) * 2017-12-06 2018-07-06 苏州顺兴精密模具有限公司 A kind of injection mold for being easy to die sinking ejection

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110962391A (en) * 2019-12-30 2020-04-07 东莞市嘉宏机电科技有限公司 Ejection mechanism of bidirectional combined die

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Application publication date: 20181106

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