CN110509506A - Motor shaft sleeve molding die and application method - Google Patents
Motor shaft sleeve molding die and application method Download PDFInfo
- Publication number
- CN110509506A CN110509506A CN201910846114.0A CN201910846114A CN110509506A CN 110509506 A CN110509506 A CN 110509506A CN 201910846114 A CN201910846114 A CN 201910846114A CN 110509506 A CN110509506 A CN 110509506A
- Authority
- CN
- China
- Prior art keywords
- rod
- push
- axle sleeve
- pressure spring
- plate
- 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
Links
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
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/32—Moulds having several axially spaced mould cavities, i.e. for making several separated articles
-
- 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
- B29C45/38—Cutting-off equipment for sprues or ingates
-
- 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
- B29C45/401—Ejector pin constructions or mountings
-
- 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
- B29C45/38—Cutting-off equipment for sprues or ingates
- B29C2045/384—Cutting-off equipment for sprues or ingates cutting the sprue by a plunger movable into the runner channel
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Manufacture Of Motors, Generators (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The present invention relates to a kind of motor shaft sleeve molding die and application methods, including lower die holder, push plate, top board and cope plate, partition and lower template are successively arranged in push plate, lower push-rod is equipped in partition, upper push-rod is equipped in cope plate, lower push-rod top is bonded to form casting chamber with upper push-rod bottom end, lower template upper surface is laid with a cast runner being connected to casting chamber, the first pressure spring is equipped in top board, the second pressure spring is equipped in push plate, second pressure spring is upper after pouring to be pushed up lower push-rod and cuts off the adhesion between molded axle sleeve and a cast runner and be pushed into the through-hole for accommodating upper push-rod in cope plate, first pressure spring pushes upper push-rod that will form axle sleeve and ejects blanking.The present invention is moved up using lower push-rod, and through-hole wall where cooperation upper push-rod cuts off the adhesion between molded axle sleeve and a cast runner, and will form axle sleeve ejection by upper push-rod and realize blanking, is simplified axle sleeve manufacture craft, is improved work efficiency.
Description
Technical field
The present invention relates to field, especially a kind of motor shaft sleeve molding die and application method.
Background technique
The matched axle sleeve of motor shaft institute, also plays sealing function, mostly uses injection molding technique to make, and be primary
Property more than one piece simultaneously injection molding, a cast runner is disposed in lower die thus, has been molded from upper mold sprue gate into a cast runner
It is formed at axle sleeve, but axle sleeve edge after molding, together with a cast runner adhesion, traditional approach is after removing upper mold by axle sleeve
After integrally taking out with a cast runner, axle sleeve is cut using mode is cut.Obvious this mode process is more, working efficiency compared with
It is low, correspondingly improve production cost.
Summary of the invention
The technical problem to be solved by the present invention is the present invention provides a kind of motor in order to overcome the deficiencies in the existing technology
Axle sleeve molding die and application method improve working efficiency to simplify axle sleeve manufacture craft.
The technical solution adopted by the present invention to solve the technical problems is: a kind of motor shaft sleeve molding die, has pairing
Upper die body and lower mold body, the lower mold body include lower die holder, the side plate for being located at lower die holder two sides and be mounted on side plate
Push plate, partition and lower template, the upper mold that the upper die body has top board and connect with top board are successively arranged in push plate
Plate, the lower template upper surface are laid with a cast runner, and top board, which is equipped with after cope plate, connects pouring for a cast runner
Note pipe, partition is interior to be equipped with lower push-rod, is equipped with upper push-rod in cope plate, the lower push-rod top is bonded to form axis with upper push-rod bottom end
The casting chamber of sleeve forming, a cast runner are connected to the casting chamber, and the first pressure for being pressed on upper push-rod top is equipped in top board
Spring, is equipped with the second pressure spring for being pressed on lower push-rod bottom end in push plate, second pressure spring after pouring upper top lower push-rod and
It cuts off the adhesion between molded axle sleeve and a cast runner and is pushed into cope plate in the through-hole of accommodating upper push-rod, the upper pressure
Plate pushes the first pressure spring to realize that upper push-rod will form axle sleeve and eject outside the through-hole.
Preferably, a cast runner is communicated with eight casting chambers of distributed rectangular, and upper push-rod bottom end has inner cavity,
Inner cavity center has boss, and boss two sides have outer chamfer, and inner cavity outer edge has inner chamfer, and lower push-rod top has patch
The cylinder of boss plane is closed, cylinder bottom end has outer chamfer, and the interior outer chamfer of the inner cavity, boss and cylinder encloses institute
The casting chamber stated.
Further, the upper push-rod and lower push-rod are T-shaped, and it is logical that T shape is accordingly offered in cope plate and partition
Hole, the T shape via height in partition are greater than lower push-rod big end thickness, and the T shape via height and upper push-rod big end in cope plate are thick
Degree is consistent.
Buffer spring is equipped between the top board and cope plate.
A kind of application method of above-mentioned motor shaft sleeve molding die has following steps:
A, it molds: upper push-rod being placed in the through-hole opened up in cope plate, lower push-rod is placed in partition and lower template and opens up
Through-hole in, the first pressure spring, which is placed in top board, is pressed on upper push-rod top, and the second pressure spring, which is placed in push plate, is pressed on lower push-rod
Bottom end, lower push-rod top be bonded with upper push-rod bottom end to be formed casting chamber be connected to a cast runner；
B, it is poured: by gate spool to intracavitary injection molding is poured, forming axle sleeve；
C, it shears: being poured, top board retreats, and the first pressure spring pulls upper push-rod to retract, and the second compressed pressure spring pushes away
Dynamic lower push-rod moves up, and the lower push-rod moved up heads into molded axle sleeve in the through-hole of cope plate accommodating upper push-rod, at the same time
It is cut the junction between axle sleeve and a cast runner is formed the through-hole two sides；
D, blanking: upper die body and lower mold body are separated, and top board pushes, and the first pressure spring pushes upper push-rod to move down will be in through-hole
Molding axle sleeve ejection.
The beneficial effects of the present invention are: the present invention is bonded by lower push-rod top with upper push-rod bottom end, to form axle sleeve molding
It is poured chamber, after axle sleeve molding, is moved up using lower push-rod, through-hole wall where cooperation upper push-rod cuts off molded axle sleeve and casting
Adhesion between runner, and axle sleeve ejection will be formed by upper push-rod and realize blanking, thus while simplifying axle sleeve manufacture craft,
It improves work efficiency.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is outline structural diagram of the invention.
Fig. 2 is schematic diagram of internal structure of the invention.
Fig. 3 is schematic cross-sectional view of the invention.
In figure: 1. lower die holders, 2. side plates, 3. push plates, 4. partitions, 5. lower templates, 6. top boards, 7. cope plates, 8. casting
Runner, 9. gate spools, 10. casting chambers, 11. lower push-rods, 12. upper push-rod, 13. first pressure spring, 14. second pressure springs, 15. buffering elastics
Spring.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention.
A kind of motor shaft sleeve molding die as shown in FIG. 1 to 3, upper die body and lower mold body with pairing are described
Lower mold body includes lower die holder 1, the side plate 2 for being located at 1 two sides of lower die holder and the push plate 3 being mounted on side plate 2, in push plate 3 successively
Equipped with partition 4 and lower template 5, the cope plate 7 that the upper die body has top board 6 and connect with top board 6, the lower die
5 upper surface of plate is laid with a cast runner 8, and top board 6 is equipped with the gate spool 9 that a cast runner 8 is connected after cope plate 7, institute
The a cast runner 8 stated is communicated with eight casting chambers 10 of distributed rectangular.
Accordingly, it is equipped with eight lower push-rods 11 in the partition 4, eight upper push-rods 12 are equipped in cope plate 7, under described
11 top of push rod is bonded to form the molding casting chamber 10 of axle sleeve with 12 bottom end of upper push-rod.Specifically, it is located at 12 bottom end of upper push-rod to have
There is inner cavity, inner cavity center has boss, and boss two sides have outer chamfer, and inner cavity outer edge has inner chamfer, lower push-rod
11 tops have a cylinder of fitting boss plane, and cylinder bottom end has an outer chamfer, the inner cavity, boss and cylinder it is inside and outside
Chamfering encloses the casting chamber 10.
It is equipped with the first pressure spring 13 for being pressed on 12 top of upper push-rod in the top board 6, is equipped with to be pressed on down in push plate 3 and pushes away
Second pressure spring 14 of 11 bottom end of bar, second pressure spring 14 is upper after pouring to be pushed up lower push-rod 11 and cuts off molded axle sleeve
Adhesion between a cast runner 8 is simultaneously pushed into the through-hole for accommodating upper push-rod 12 in cope plate 7, and the top board 6 pushes first
Pressure spring 13 realizes that upper push-rod 12 will form axle sleeve and eject outside the through-hole.
The upper push-rod 12 and lower push-rod 11 be it is T-shaped, T shape through-hole is accordingly offered in cope plate 7 and partition 4,
T shape via height in partition 4 is greater than 11 big end thickness of lower push-rod, T shape via height and 12 big end of upper push-rod in cope plate 7
Consistency of thickness.
Buffer spring 15 is additionally provided between the top board 6 and cope plate 7.
A kind of application method of above-mentioned motor shaft sleeve molding die has following steps:
A, it molds: upper push-rod 12 being placed in the through-hole opened up in cope plate 7, lower push-rod 11 is placed in partition 4 and lower template 5
In the through-hole inside opened up, the first pressure spring 13, which is placed in top board 6, is pressed on 12 top of upper push-rod, and the second pressure spring 14 is placed in push plate 3
It is inside pressed on 11 bottom end of lower push-rod, 11 top of lower push-rod is bonded to form casting chamber 10 and the company of a cast runner 8 with 12 bottom end of upper push-rod
It is logical；
B, it is poured: being molded by gate spool 9 into casting chamber 10, form axle sleeve；
C, it shears: being poured, top board 6 retreats, and the first pressure spring 13 pulls upper push-rod 12 to retract, the second compressed pressure
Spring 14 pushes lower push-rod 11 to move up, and molded axle sleeve is headed into cope plate 7 and accommodates the logical of upper push-rod 12 by the lower push-rod 11 moved up
In hole, the through-hole two sides are cut the junction between axle sleeve and a cast runner 8 is formed at the same time；
D, blanking: upper die body and lower mold body are separated, top board 6 push, the first pressure spring 14 push upper push-rod 12 move down by
Molding axle sleeve ejection in through-hole.
Molding die of the present invention can disposably make eight click axle sleeves, after the completion of injection molding, in knockout course
Middle to be moved up using lower push-rod 11, cooperation 12 place through-hole wall of upper push-rod cuts off viscous between molded axle sleeve and a cast runner 8
Even, and axle sleeve ejection will be formed by upper push-rod 12 and realizes blanking, and thus while simplifying axle sleeve manufacture craft, improve work
Efficiency.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (5)
1. a kind of motor shaft sleeve molding die, upper die body and lower mold body with pairing, the lower mold body include lower die holder, set
Side plate in lower die holder two sides and the push plate that is mounted on side plate are successively arranged partition and lower template in push plate, and described is upper
The cope plate that die body has top board and connect with top board, it is characterized in that: the lower template upper surface is laid with and pours beam
Road, top board are equipped with the gate spool for connecting a cast runner after cope plate, lower push-rod are equipped in partition, is equipped in cope plate
Upper push-rod, the lower push-rod top are bonded to form the molding casting chamber of axle sleeve with upper push-rod bottom end, a cast runner and the casting
Chamber connection is equipped with the first pressure spring for being pressed on upper push-rod top in top board, is equipped in push plate and is pressed on the of lower push-rod bottom end
Two pressure springs, second pressure spring is upper after pouring to be pushed up lower push-rod and cuts off viscous between molded axle sleeve and a cast runner
Connect and be pushed into cope plate in the through-hole of accommodating upper push-rod, the top board pushes the first pressure spring to realize that upper push-rod will form axle sleeve
It ejects outside the through-hole.
2. motor shaft sleeve molding die as described in claim 1, it is characterized in that: a cast runner is communicated with distributed rectangular
Eight casting chambers, upper push-rod bottom end have inner cavity, inner cavity center have boss, boss two sides have outer chamfer, indent
Chamber outer edge has inner chamfer, and lower push-rod top has the cylinder of fitting boss plane, and cylinder bottom end has outer chamfer, described
The interior outer chamfer of inner cavity, boss and cylinder encloses the casting chamber.
3. motor shaft sleeve molding die as described in claim 1, it is characterized in that: the upper push-rod and lower push-rod is T word
T shape through-hole is accordingly offered in shape, cope plate and partition, the T shape via height in partition is greater than lower push-rod big end thickness, upper mold
T shape via height and upper push-rod big end consistency of thickness in plate.
4. motor shaft sleeve molding die as described in claim 1, it is characterized in that: being equipped between the top board and cope plate
Buffer spring.
5. a kind of application method of motor shaft sleeve molding die as described in claim 1, it is characterized in that: having following steps:
A, mold: upper push-rod be placed in the through-hole opened up in cope plate, lower push-rod be placed in opened up in partition and lower template it is logical
In hole, the first pressure spring, which is placed in top board, is pressed on upper push-rod top, and the second pressure spring, which is placed in push plate, is pressed on lower push-rod bottom end,
Lower push-rod top be bonded with upper push-rod bottom end to be formed casting chamber be connected to a cast runner；
B, it is poured: by gate spool to intracavitary injection molding is poured, forming axle sleeve；
C, it shears: being poured, top board retreats, and the first pressure spring pulls upper push-rod to retract, under the second compressed pressure spring pushes
Push rod moves up, and the lower push-rod moved up heads into molded axle sleeve in the through-hole of cope plate accommodating upper push-rod, this is logical at the same time
It is cut the junction between axle sleeve and a cast runner is formed hole two sides；
D, blanking: upper die body and lower mold body are separated, and top board pushes, first pressure spring push upper push-rod move down by through-hole at
Profile shaft set ejection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910846114.0A CN110509506A (en) | 2019-09-09 | 2019-09-09 | Motor shaft sleeve molding die and application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910846114.0A CN110509506A (en) | 2019-09-09 | 2019-09-09 | Motor shaft sleeve molding die and application method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110509506A true CN110509506A (en) | 2019-11-29 |
Family
ID=68630390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910846114.0A Pending CN110509506A (en) | 2019-09-09 | 2019-09-09 | Motor shaft sleeve molding die and application method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110509506A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110815742A (en) * | 2019-12-10 | 2020-02-21 | 齐雨光 | Ejection mechanism for injection molding mold |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54106566A (en) * | 1978-02-10 | 1979-08-21 | Hitachi Ltd | Mold for synthetic resin |
| WO2006019294A1 (en) * | 2004-08-18 | 2006-02-23 | F.T.Engineering B.V. | Method and device for removing a disc-shaped information carrier from a mould |
| JP3849903B2 (en) * | 1998-08-24 | 2006-11-22 | Ｔｄｋ株式会社 | Mold and molding method |
| CN1891432A (en) * | 2005-07-01 | 2007-01-10 | 深圳富泰宏精密工业有限公司 | Automatic-cut waste material injection mould |
| CN208682027U (en) * | 2018-07-17 | 2019-04-02 | 广东烨嘉光电科技股份有限公司 | A kind of injection mold with mouth of a river cutting mechanism |
| CN209158825U (en) * | 2018-10-25 | 2019-07-26 | 广州华胜塑料制品有限公司 | The automatic cutting device of injection molding machine |
-
2019
- 2019-09-09 CN CN201910846114.0A patent/CN110509506A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54106566A (en) * | 1978-02-10 | 1979-08-21 | Hitachi Ltd | Mold for synthetic resin |
| JP3849903B2 (en) * | 1998-08-24 | 2006-11-22 | Ｔｄｋ株式会社 | Mold and molding method |
| WO2006019294A1 (en) * | 2004-08-18 | 2006-02-23 | F.T.Engineering B.V. | Method and device for removing a disc-shaped information carrier from a mould |
| CN1891432A (en) * | 2005-07-01 | 2007-01-10 | 深圳富泰宏精密工业有限公司 | Automatic-cut waste material injection mould |
| CN208682027U (en) * | 2018-07-17 | 2019-04-02 | 广东烨嘉光电科技股份有限公司 | A kind of injection mold with mouth of a river cutting mechanism |
| CN209158825U (en) * | 2018-10-25 | 2019-07-26 | 广州华胜塑料制品有限公司 | The automatic cutting device of injection molding machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110815742A (en) * | 2019-12-10 | 2020-02-21 | 齐雨光 | Ejection mechanism for injection molding mold |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191129 |