CN111452303A - Double-shuttle open type rubber ball pin vulcanizing mold - Google Patents

Double-shuttle open type rubber ball pin vulcanizing mold Download PDF

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Publication number
CN111452303A
CN111452303A CN202010305244.6A CN202010305244A CN111452303A CN 111452303 A CN111452303 A CN 111452303A CN 202010305244 A CN202010305244 A CN 202010305244A CN 111452303 A CN111452303 A CN 111452303A
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CN
China
Prior art keywords
templates
template
side lower
ball pin
vulcanization
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.)
Pending
Application number
CN202010305244.6A
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Chinese (zh)
Inventor
刘本虎
刘加斌
曹锦炜
韩洪斌
胡文广
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.)
Wuxi Tesima Injection Machinery Co ltd
Original Assignee
Wuxi Tesima Injection Machinery Co ltd
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 Wuxi Tesima Injection Machinery Co ltd filed Critical Wuxi Tesima Injection Machinery Co ltd
Priority to CN202010305244.6A priority Critical patent/CN111452303A/en
Publication of CN111452303A publication Critical patent/CN111452303A/en
Pending legal-status Critical Current

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    • 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
    • B29C45/26—Moulds
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • 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

Abstract

The invention relates to the field of vulcanization forming molds of rubber products of ball pin type automobile parts, and discloses a double-shuttle-opening rubber ball pin vulcanization mold which comprises a runner plate, a bottom plate and a base, wherein the lower edge of the runner plate is fixedly connected with a plurality of separation strips at intervals along the transverse direction, and a group of vulcanization modules is arranged between every two adjacent separation strips; the vulcanizing mould further comprises a shuttle driving mechanism which drives the side lower templates in each vulcanizing mould to be separated towards two sides or folded towards the middle, the side upper templates corresponding to the side lower templates move synchronously along with the side lower templates through vertically arranged insertion rods, the lower ends of the insertion rods are fixedly connected with the side lower templates, and the upper ends of the insertion rods are movably inserted into the side upper templates. According to the invention, the mold core insert and the side upper template or the side lower template are designed in an integrated manner, so that the mold core insert and the product insert do not need to be assembled separately, the time for assembling the mold core insert and the product insert is saved, the next vulcanization can be carried out immediately without waiting for separating the insert after the product is taken out after the vulcanization is finished, and the production efficiency is improved.

Description

Double-shuttle open type rubber ball pin vulcanizing mold
Technical Field
The invention relates to the field of vulcanization forming molds for rubber products of ball pin type automobile parts, in particular to a double-shuttle open type rubber ball pin vulcanization mold.
Background
The rubber ball pin in the automobile thrust rod is manufactured by a rubber vulcanization molding mode by utilizing an injection machine and a vulcanization mold, and the general vulcanization molding of the ball pin product mainly comprises the steps of putting a metal ball pin framework into the vulcanization mold, closing the mold, opening the mold after vulcanization is finished, and taking out the product, such as the product introduced in the background technology of the rubber ball pin vulcanization mold of CN 207841929U. The rubber ball pin to be produced in the scheme is structurally different from the product to be produced in the patent, and the rubber ball pin to be produced in the scheme 1. two ends of a middle ball body of a metal ball pin framework are fixed with annular baffles, and the annular baffles are used as inserts of the product and are part of a finished product of the product; 2. the two ends of the ball body of the rubber ball pin are provided with protruding eaves-shaped structures.
The traditional vulcanizing mould for producing the rubber ball pin mostly adopts a split type mould core insert structure, the mould core inserts are semi-annular, the two mould core inserts form an annular insert, the annular insert and the product inserts are alternately sleeved on a pin handle of a metal ball pin framework and then are together placed into the mould, after vulcanization, the mould core inserts and the product are together taken out, and the mould core inserts are manually separated from the product outside the mould.
The problems with such a production method are: 1. when the metal ball pin framework and the insert are placed into the mold, the mold core insert and the insert need to be assembled firstly, then the mold core insert is sleeved on the metal ball pin framework and placed into the mold, so that the operation is complicated, and the efficiency is influenced; 2. after the product is vulcanized, the mold core insert is separated from the product by smashing, prying and the like by manpower and using a hand tool, so that time and labor are wasted, the efficiency is very low, the labor intensity of workers is high, and meanwhile, the mold core insert is easy to damage, the precision of the mold is reduced, and the service life of the mold is shortened; 3. after the mold core insert is damaged due to manual separation, the number of product flashes is increased, manual treatment of flashes is added at the later stage, the efficiency is further reduced, and the labor intensity of workers is increased; 4. after the mold core insert is taken out along with the product, the mold cannot be used in the time of separating the mold core insert, and only can be in a waiting state, so that the utilization rate of equipment is reduced, and meanwhile, in the waiting process, the temperature fluctuation of the mold is caused by the heat dissipation of the mold, and the stability of the product is further influenced.
Disclosure of Invention
In view of the defects of the background art, the invention provides a double-shuttling open-type rubber ball pin vulcanizing mold, and solves the problems that when the vulcanizing mold in the prior art is used for producing rubber ball pins, the framework and the inserts are placed fussy, the mold core inserts are separated by manpower, time and labor are wasted, the labor intensity is high, the mold core inserts are easily damaged, the efficiency is low, and the like.
In order to solve the technical problems, the invention provides the following technical scheme:
the double-shuttle open type rubber ball pin vulcanizing mold comprises a runner plate, a bottom plate and a base, wherein a plurality of separation strips are fixedly connected to the lower edge of the runner plate at intervals in the transverse direction, and a group of vulcanizing modules is arranged between every two adjacent separation strips;
the vulcanizing module comprises a middle upper template, a middle lower template, two side upper templates and two side lower templates, wherein the two side upper templates are symmetrically arranged at two sides of the middle upper template;
the bottom surface of the middle upper template and the top surface of the middle lower template are longitudinally and vertically symmetrically provided with a plurality of upper die cavities and a plurality of lower die cavities, the corresponding upper die cavities and the corresponding lower die cavities form ball pin rubber injection cavities, the bottom surface of the side upper template and the top surface of the side lower template are longitudinally and vertically symmetrically provided with a plurality of ball pin handle accommodating grooves, and positioning columns are fixedly arranged in the ball pin handle accommodating grooves;
semi-annular grooves are symmetrically arranged on the inner side end faces of the side upper template and the side lower template, the two symmetrical semi-annular grooves jointly form a retaining ring clamping groove, a retaining ring used as a product insert is clamped into the retaining ring clamping groove during vulcanization, and the inner side edges of the semi-annular grooves replace a traditional split mold core insert;
the middle upper template is fixedly connected with the runner plate, the middle lower template is fixedly arranged on the bottom plate, the side lower templates are transversely and movably arranged on the bottom plate, and the bottom plate is fixedly arranged on the base;
the shuttle driving mechanism drives the side lower templates in each vulcanization module to be separated towards two sides or folded towards the middle, the side upper templates corresponding to the side lower templates move synchronously along with the side lower templates through the vertically arranged insertion rods, the lower ends of the insertion rods are fixedly connected with the side lower templates, and the upper ends of the insertion rods are movably inserted into the side upper templates.
According to the technical scheme, after a batch of products are vulcanized, the runner plate, the partition strips and the middle and upper templates are lifted by the injection machine, other parts of the mold are integrally translated to the outside of the injection machine, then the shuttle driving mechanism drives all the side lower templates in each vulcanization module to be separated towards two sides, all the side upper templates are driven to be synchronously separated towards two sides, so that the side upper templates and the side lower templates are separated from the products, the baffle rings serving as product inserts are also separated from the baffle ring clamping grooves, and then the side upper templates are lifted, so that the products can be taken out; at the moment, the mold is in a fully opened state, the metal ball pin framework to be vulcanized in the next batch can be sleeved with the baffle ring and then directly placed into the mold cavity, the pin handle penetrates into the positioning column, the baffle ring is stirred to enable the baffle ring to be embedded into the baffle ring clamping groove, then the side upper mold plate is put down, the side lower mold plate is folded, the side lower mold plate is horizontally pushed into the injection machine, the runner plate is lowered, the mold closing is completed, and the vulcanization of the next batch is started.
Preferably, the shuttle driving mechanism comprises a driving part and at least one group of transmission part, the transmission part comprises two movable strips moving along the transverse direction, two first racks moving along the transverse direction and a first gear, a left side lower template in each vulcanization module is fixedly connected with one movable strip, a right side lower template in each vulcanization module is fixedly connected with the other movable strip, two movable strips are respectively and fixedly connected with one first rack, the two first racks are oppositely arranged and are respectively meshed with the first gear, the driving part is in transmission connection with the first gear to drive the first gear to rotate, the first gear rotates to drive the two first racks to move in opposite directions, and the two movable strips move in opposite directions, thereby driving the side lower templates at two sides in each vulcanization module to move reversely, and realizing that the side lower templates in each vulcanization module are separated towards two sides or folded towards the middle.
Preferably, the number of the transmission parts is 2, the 2 groups of transmission parts are respectively arranged at the longitudinal two ends of the side lower template, and the 2 groups of transmission parts are symmetrically arranged at the longitudinal two ends of the side lower template, so that the side lower template is stressed uniformly, and the opening and closing actions of the side lower template are smooth.
Preferably, the driving part comprises an oil cylinder, a second gear, a second rack and a transmission shaft, the telescopic direction of the telescopic end of the oil cylinder is longitudinal and fixedly connected with the second rack, the second rack moves along the longitudinal direction and is meshed with the second gear, the second gear and the first gear are coaxially sleeved on the transmission shaft, the oil cylinder drives the second rack to move linearly to drive the second gear to rotate, the transmission shaft drives the first gear to rotate synchronously, and the first gear is driven to drive the first gear.
Preferably, the inner side end face of the side upper template and/or the side lower template is provided with a plurality of magnetic attraction points, the magnetic attraction points are distributed around the retaining ring clamping groove, the magnetic attraction points fix the retaining ring embedded in the retaining ring clamping groove by utilizing the magnetic action of the magnetic attraction points on the retaining ring, the placing position precision of the retaining ring is improved, the position of the retaining ring in the whole action and vulcanization process is also ensured to be fixed, and the quality of a finished product is ensured.
Preferably, the magnetic attraction points comprise holes formed in the end faces of the inner sides of the side upper template or the side lower template, and magnetic rods are fixedly arranged in the holes, so that the magnetic attraction points are arranged.
Preferably, lifting plates are fixedly arranged at the two longitudinal ends of the side upper template, so that the side upper template can be conveniently lifted.
Compared with the prior art, the invention at least has the following beneficial effects:
1) the mold core insert and the side upper mold plate or the side lower mold plate are designed in an integrated mode, the mold core insert and the product insert do not need to be assembled independently, and therefore the mold core insert and the product insert have the obvious advantages that: the time for assembling the mold core insert and the product insert is saved, after the product is taken out after vulcanization, the mold core insert and the product insert do not need to wait for separation, next vulcanization can be immediately carried out, the production efficiency is improved, the utilization rate of equipment is also improved, and the waiting time is reduced, so that the temperature fluctuation of the mold is small, and the stability of the product is better;
2) the mold core insert and the side upper template or the side lower template are designed in an integrated manner, so that the product is separated from the side upper template and the side lower template in the mold, the product is not required to be separated outside the mold, and the product is not required to be separated by manpower and manual tools, the damage of the mold is avoided, the labor intensity is reduced, the time consumed by separation is saved, and the efficiency is improved;
3) the time and labor consumed by flash caused by damage to the die and subsequent flash treatment are avoided, the efficiency is improved, and the cost is reduced;
4) the injection machine only lifts the runner plate, product demoulding and insert placing are carried out after the runner plate is moved out of the injection machine, and two molds are utilized, so that the two molds can be alternately operated, the production cycle time is shortened, and the production efficiency is improved.
Drawings
The invention has the following drawings:
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
FIG. 4 is a cross-sectional view taken along line B-B of FIG. 2;
FIG. 5 is a cross-sectional view of C-C of FIG. 2;
FIG. 6 is a cross-sectional view taken along line D-D of FIG. 2;
FIG. 7 is a schematic view of the interior of the present invention;
FIG. 8 is a side view of the present invention;
FIG. 9 is a schematic view of a shuttle drive mechanism according to the present invention;
fig. 10 is a cross-sectional view of E-E in fig. 2.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1-10, the double-shuttling open-type rubber ball pin vulcanizing mold comprises a runner plate 1, a bottom plate 2 and a base 3, wherein a plurality of partition strips 4 are fixedly connected to the lower edge of the runner plate 1 at intervals in the transverse direction, and a group of vulcanizing modules 5 is arranged between two adjacent partition strips 4;
the vulcanization module 5 comprises a middle upper template 51, a middle lower template 52, two side upper templates 53 and two side lower templates 54, wherein the two side upper templates 53 are symmetrically arranged at two sides of the middle upper template 51, the two side lower templates 54 are symmetrically arranged at two sides of the middle lower template 52, the middle upper template 51 and the middle lower template 52 are correspondingly arranged, and the side upper templates 53 and the side lower templates 54 at the same side are correspondingly arranged;
the bottom surface of the middle upper template 51 and the top surface of the middle lower template 52 are longitudinally and vertically symmetrically provided with a plurality of upper mold cavities 55 and a plurality of lower mold cavities 56, the corresponding upper mold cavities 55 and lower mold cavities 56 form ball pin rubber injection cavities, the bottom surface of the side upper template 53 and the top surface of the side lower template 54 are longitudinally and vertically symmetrically provided with a plurality of ball pin handle accommodating grooves 57, and positioning columns 58 are fixedly arranged in the ball pin handle accommodating grooves 57;
semi-annular grooves 59 are symmetrically arranged on the inner side end faces of the side upper template 53 and the side lower template 54, the two symmetrical semi-annular grooves 59 jointly form a retaining ring clamping groove, a retaining ring 9 used as a product insert is clamped into the retaining ring clamping groove during vulcanization, and the inner side edge of the semi-annular groove 59 replaces a traditional split type mold core insert;
the middle upper template 51 is fixedly connected with the runner plate 1, the middle lower template 52 is fixedly arranged on the bottom plate 2, the side lower template 54 is transversely and movably arranged on the bottom plate 2, and the bottom plate 2 is fixedly arranged on the base 3;
the shuttle driving mechanism 6 drives the side lower templates 54 in each vulcanization module 5 to be separated towards two sides or folded towards the middle, the side upper templates 53 corresponding to the side lower templates 54 synchronously move along with the side lower templates 54 through the vertically arranged insertion rods 50, the lower ends of the insertion rods 50 are fixedly connected with the side lower templates 54, and the upper ends of the insertion rods 50 are movably inserted into the side upper templates 53.
Through the technical scheme, after a batch of products are vulcanized, the runner plate 1, the partition strips 4 and the middle upper template 51 are lifted by the injection machine, other parts of the mold are integrally translated to the outside of the injection machine, then the shuttle driving mechanism 6 drives all the side lower templates 54 in each vulcanization module 5 to be separated towards two sides, all the side upper templates 53 are driven to be synchronously separated towards two sides, so that the side upper templates 53 and the side lower templates 54 are separated from the products, the baffle ring 9 serving as an insert of the products is also separated from the baffle ring clamping groove, and then the side upper templates 53 are lifted, so that the products can be taken out; at the moment, the mold is in a fully opened state, the next batch of metal ball pin frameworks to be vulcanized can be sleeved with the baffle ring 9 and then directly placed into the mold cavity, the pin handles penetrate into the positioning columns 58, the baffle ring 9 is stirred to enable the baffle ring 9 to be embedded into the baffle ring clamping grooves, then the side upper mold plate 53 is put down in sequence, the side lower mold plate 54 is folded, the injection machine is pushed in a translation mode, the runner plate 1 is lowered, mold closing is completed, and next batch of vulcanization is started.
In addition, the shuttle driving mechanism 6 includes a driving component 60 and two sets of transmission components 61, the two sets of transmission components 61 are respectively disposed at two longitudinal ends of the lower side template 54, the transmission components 61 include two movable bars 611 moving along the transverse direction, two first racks 612 moving along the transverse direction and a first gear 613, one movable bar 611 is fixedly connected with the lower side template 54 at the left side in each vulcanization module 5, the other movable bar 611 is fixedly connected with the lower side template 54 at the right side in each vulcanization module 5, the two movable bars 611 are respectively fixedly connected with one first rack 612 through a connecting rod 614 and a connecting block 615 disposed beside the first rack 612, the two first racks 612 are oppositely disposed and respectively engaged with the first gear 613, the driving component 60 is in transmission connection with the first gear 613 to drive the first gear 613 to rotate, the first gear 613 rotates to drive the two first racks 612 to move in opposite directions, the two movable bars 611 are driven to move reversely, so that the lower side templates 54 at the two sides in each vulcanization module 5 are driven to move reversely, and the lower side templates 54 in each vulcanization module 5 are separated towards the two sides or folded towards the middle.
In addition, the driving part 60 includes an oil cylinder 601, a second gear 602, a second rack 603 and a transmission shaft 604, the telescopic direction of the telescopic end of the oil cylinder 601 is longitudinal and is fixedly connected to the second rack 603, the second rack 603 moves along the longitudinal direction and is engaged with the second gear 602, the second gear 602 and the first gear 613 are coaxially sleeved on the transmission shaft 604, the oil cylinder 601 drives the second rack 603 to move linearly, the second gear 602 is driven to rotate, the transmission shaft 604 drives the first gear 613 to rotate synchronously, and the first gear 613 is driven to drive the first gear 613.
In addition, a plurality of magnetic attraction points 7 are arranged on the inner side end faces of the side upper template 53 and/or the side lower template 54, the magnetic attraction points 7 are distributed around the retaining ring clamping groove, and the magnetic attraction points 7 fix the retaining ring 9 embedded in the retaining ring clamping groove by utilizing the magnetic force action of the magnetic attraction points 7 on the retaining ring 9, so that the placing position precision of the retaining ring 9 is improved, the position fixation of the retaining ring 9 in the whole action and vulcanization process is also ensured, and the quality of a finished product is ensured.
The magnetic attraction point 7 includes a hole 71 opened in the inner end surface of the side upper plate 53 or the side lower plate 54, and a magnetic bar 72 is fixedly disposed in the hole 71, thereby providing the magnetic attraction point 7.
In addition, the lifting plates 8 are fixedly arranged at the longitudinal two ends of the side upper die plate 53, so that the side upper die plate 53 can be conveniently lifted.
In light of the foregoing, it is to be understood that various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims (7)

1. Two open-type rubber ball round pin vulcanization moulds that shuttle back and forth, its characterized in that: the device comprises a runner plate, a bottom plate and a base, wherein a plurality of separation strips are fixedly connected to the lower edge of the runner plate at intervals along the transverse direction, and a group of vulcanization modules are arranged between every two adjacent separation strips;
the vulcanizing module comprises a middle upper template, a middle lower template, two side upper templates and two side lower templates, wherein the two side upper templates are symmetrically arranged at two sides of the middle upper template;
the bottom surface of the middle upper template and the top surface of the middle lower template are longitudinally and vertically symmetrically provided with a plurality of upper die cavities and a plurality of lower die cavities, the corresponding upper die cavities and the corresponding lower die cavities form ball pin rubber injection cavities, the bottom surface of the side upper template and the top surface of the side lower template are longitudinally and vertically symmetrically provided with a plurality of ball pin handle accommodating grooves, and positioning columns are fixedly arranged in the ball pin handle accommodating grooves;
the inner side end faces of the side upper template and the side lower template are symmetrically provided with semi-annular grooves, and the two symmetrical semi-annular grooves jointly form a retaining ring clamping groove;
the middle upper template is fixedly connected with the runner plate, the middle lower template is fixedly arranged on the bottom plate, the side lower templates are transversely and movably arranged on the bottom plate, and the bottom plate is fixedly arranged on the base;
the shuttle driving mechanism drives the side lower templates in each vulcanization module to be separated towards two sides or folded towards the middle, the side upper templates corresponding to the side lower templates move synchronously along with the side lower templates through the vertically arranged insertion rods, the lower ends of the insertion rods are fixedly connected with the side lower templates, and the upper ends of the insertion rods are movably inserted into the side upper templates.
2. The dual shuttle open rubber ball pin curing mold of claim 1, wherein: the shuttle driving mechanism comprises a driving part and at least one group of transmission part, the transmission part comprises two movable strips moving transversely, two first racks moving transversely and a first gear, the left side lower template in each vulcanization module of one movable strip fixed connection, the right side lower template in each vulcanization module of the other movable strip fixed connection, two first racks of two movable strips fixed connection respectively, two first racks of two movable strips are arranged relatively and engaged with the first gear respectively, and the first gear of the first gear drive is connected in the driving part transmission and rotated.
3. The dual shuttle open rubber ball pin curing mold of claim 2, wherein: the number of the transmission parts is 2, and the 2 groups of transmission parts are respectively arranged at the two longitudinal ends of the side lower template.
4. The dual shuttle open rubber ball pin curing mold of claim 3, wherein: the driving part comprises an oil cylinder, a second gear, a second rack and a transmission shaft, the telescopic direction of the telescopic end of the oil cylinder is longitudinal and is fixedly connected with the second rack, the second rack moves along the longitudinal direction and is meshed with the second gear, and the second gear and the first gear are coaxially sleeved on the transmission shaft.
5. The dual shuttle open rubber ball pin curing mold of claim 1, wherein: the inner side end face of the side upper template and/or the side lower template is provided with a plurality of magnetic attraction points, and the magnetic attraction points are distributed around the retaining ring clamping groove.
6. The dual shuttle open rubber ball pin curing mold of claim 5, wherein: the magnetic attraction points comprise holes formed in the end faces of the inner sides of the side upper die plate or the side lower die plate, and magnetic rods are fixedly arranged in the holes.
7. The dual shuttle open rubber ball pin curing mold of claim 1, wherein: and lifting plates are fixedly arranged at the longitudinal two ends of the side upper template.
CN202010305244.6A 2020-04-17 2020-04-17 Double-shuttle open type rubber ball pin vulcanizing mold Pending CN111452303A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010305244.6A CN111452303A (en) 2020-04-17 2020-04-17 Double-shuttle open type rubber ball pin vulcanizing mold

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010305244.6A CN111452303A (en) 2020-04-17 2020-04-17 Double-shuttle open type rubber ball pin vulcanizing mold

Publications (1)

Publication Number Publication Date
CN111452303A true CN111452303A (en) 2020-07-28

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010305244.6A Pending CN111452303A (en) 2020-04-17 2020-04-17 Double-shuttle open type rubber ball pin vulcanizing mold

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113071054A (en) * 2021-04-09 2021-07-06 安庆汇通汽车部件股份有限公司 Novel rubber spherical hinge mold opening mode forming device and opening method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113071054A (en) * 2021-04-09 2021-07-06 安庆汇通汽车部件股份有限公司 Novel rubber spherical hinge mold opening mode forming device and opening method thereof

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