CN110202752A - A kind of ejecting structure and ejection process of threaded cup mold - Google Patents
A kind of ejecting structure and ejection process of threaded cup mold Download PDFInfo
- Publication number
- CN110202752A CN110202752A CN201910596602.0A CN201910596602A CN110202752A CN 110202752 A CN110202752 A CN 110202752A CN 201910596602 A CN201910596602 A CN 201910596602A CN 110202752 A CN110202752 A CN 110202752A
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- CN
- China
- Prior art keywords
- threaded cup
- push plate
- product
- threaded
- 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.)
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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
-
- 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
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of ejecting structure of threaded cup mold and ejection processes, which includes: mould bases；Mold core is installed on mould bases, and upper surface forms punch structure；Push plate, what can longitudinally be gone up and down is placed on mold core, and push plate side offers thread groove；Lifting body, including oil cylinder, piston rod are connected with push plate, to drive the lifting of push plate and threaded cup product is driven to be upwardly separated from punch structure；Secondary lifting body, including ejector retainner plate, propulsion arm, vertical passage is offered in punch structure, the upper end of propulsion arm is pierced by punch structure upwards and is right against the bottom surface of threaded cup product, to push up threaded cup product and the screw thread of oral area is deviate from by force to the thread groove of push plate.Its technical solution makes it possible to effectively efficiently realize the demoulding of threaded cup, without being demoulded by sliding block for secondary, so as to effectively reduce die size, improving production efficiency, and saves material cost, avoids the problem that rim of a cup is easy to long overlap.
Description
Technical field
The present invention relates to the ejecting structures and top of mold production equipment technology more particularly to a kind of threaded cup mold
Process out.
Background technique
It is currently known threaded cup, rim of a cup, which is threaded through, to be done the mode that two opposing sliders slip off and demould.Sliding block is sliding
The mode processing cost opened is relatively high, and mold does bigger, and material cost is also very high, the period in process of producing product
Slowly, and after production a period of time rim of a cup is easy to long overlap.
Summary of the invention
For the above-mentioned problems in the prior art, one kind is now provided and is intended to effectively efficiently to realize that threaded cup is de-
The ejecting structure and ejection process of the threaded cup mold of mould and improving production efficiency, to overcome above-mentioned technological deficiency.
Specific technical solution is as follows:
A kind of ejecting structure of threaded cup mold, comprising:
Mould bases；
Mold core is installed on mould bases, and upper surface is formed with the punch structure to match with the internal structure of threaded cup product,
Threaded cup product is integrally cup-shaped and has screw thread in oral area outer rim；
Push plate, what can longitudinally be gone up and down is placed on mold core, and push plate is offered towards the side of punch structure and produced with threaded cup
The thread groove that the thread shape of product oral area matches；
Lifting body, including at least one oil cylinder, oil cylinder is longitudinally installed in mould bases and piston rod is upward through mould
Core is simultaneously connected with push plate, to drive the lifting of push plate and threaded cup product is driven to be upwardly separated from punch structure；
Secondary lifting body, including the ejector retainner plate being installed in mould bases, the propulsion arm being erected on ejector retainner plate, and punch-pin knot
The vertical passage to wear propulsion arm is offered in structure, the upper end of propulsion arm is pierced by punch structure upwards and is right against threaded cup
The bottom surface of product, to push up threaded cup product and the screw thread of oral area is deviate from by force to the thread groove of push plate.
Preferably, the upper end of propulsion arm enlarges into pie, the top of vertical passage is in match with the upper end shape of propulsion arm
Circular platform type groove, and be formed with step surface.
Preferably, further including the pneumatic jack channel being set in mold core, the inlet end in pneumatic jack channel and external air feed equipment phase
Connection, and outlet side extends on step surface, to expose the outlet side in pneumatic jack channel after propulsion arm is lifted upwards and to spiral shell
The operation of line cup product progress pneumatic jack demoulding.
Preferably, the position in punch structure close to upper end is additionally provided with cooling water channel, and cooling water channel is beaten by 3D
It prints.
The present invention also provides a kind of ejection processes of ejecting structure based on threaded cup mold as described above, including with
Lower step:
Step a, oil cylinder operation, pushes push plate to be lifted upwards, and push plate holds the synchronous lifting of threaded cup product；
Step b after push plate is lifted pre-determined distance, has gap, it is dynamic that ejector retainner plate carries out lifting between threaded cup product and mold core
Make, propulsion arm is lifted upwards therewith and exposes the outlet side in pneumatic jack channel；
Step c, propulsion arm are further lifted after the bottom of a cup of contact threaded cup product, the spiral shell of threaded cup product oral area outer rim
Line deviates from by force the thread groove on the inside of push plate；
Step d, external air feed equipment are supplied into pneumatic jack channel, and threaded cup product pneumatic jack is deviate from.
The beneficial effect of above-mentioned technical proposal is:
The ejecting structure of threaded cup mold includes mould bases, mold core, push plate, a lifting body and secondary lifting body,
The demoulding for making it possible to effectively efficiently realize threaded cup, without being demoulded by sliding block for secondary, so as to effectively reduce mold
Size, improving production efficiency, and material cost is saved, avoid the problem that rim of a cup is easy to long overlap.
Detailed description of the invention
Fig. 1 is the perspective view of the ejecting structure of threaded cup mold of the present invention；
Fig. 2 is that the ejecting structure of threaded cup mold of the present invention omits the perspective view after mould bases and mold core；
Fig. 3 is that the ejecting structure of threaded cup mold of the present invention omits the perspective view of mould bases and product；
Fig. 4 is the cross section view of the ejecting structure of threaded cup mold of the present invention；
Fig. 5 is the perspective view of threaded cup product in the ejecting structure of threaded cup mold of the present invention.
Specific embodiment
It is real below in order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention
Example combination attached drawing is applied to be specifically addressed the present invention.And defining the direction such as paper in Fig. 4 shown in is positive direction, then paper in Fig. 4
Direction is the direction up and down in the present invention up and down shown in face.
Embodiment one,
Refering to fig. 1 to shown in 5, the ejecting structure of threaded cup mold provided by the invention includes:
Mould bases 1；
Mold core 2 is installed on mould bases 1, and upper surface is formed with the punch-pin knot to match with the internal structure of threaded cup product 4
Structure 3, threaded cup product 4 is whole cup-shaped and has screw thread 41 in oral area outer rim；
Push plate 5, what can longitudinally be gone up and down is placed on mold core 2 and as the die cavity peripheral wall to forming thread cup product 4
A part, push plate 5 offer the screw thread to match with 41 shape of screw thread of 4 oral area of threaded cup product towards the side of punch structure 3
Slot；Specifically, the cavity plate of injection machine mould is covered on punch structure 3 in injection moulding process, and by cavity plate, punch structure 3 with
And the die cavity to forming thread cup product 4 is collectively formed on the inside of push plate 5, and the screw thread 41 of 4 oral area of threaded cup product takes shape in
In the thread groove of 5 inside of push plate, form as shown in Figure 1 is formd after cavity plate is upwardly separated from punch structure 3, to carry out
Demould the process of ejection；
Lifting body, including at least one oil cylinder 6,6 longitudinal direction of oil cylinder is installed in mould bases 1 and piston rod is upward through
Mold core 2 is simultaneously connected with push plate 5, to drive the lifting of push plate 5 and threaded cup product 4 is driven to be upwardly separated from punch structure 3；
Secondary lifting body, including the ejector retainner plate 7 being installed in mould bases 1, the propulsion arm 8 being erected on ejector retainner plate 7, and mould
The vertical passage to wear propulsion arm 8 is offered in the punch structure 3 of core 2, the upper end of propulsion arm 8 is pierced by punch structure upwards
3 and it is right against the bottom surface of threaded cup product 4, to push up threaded cup product 4 and screw thread the last 41 of oral area is deviate from push plate 5
Thread groove.
Based on the above-mentioned technical proposal, the ejecting structure of threaded cup mold includes 5, mould bases 1, mold core 2, push plate jacks
Structure and secondary lifting body make it possible to effectively efficiently realize the demoulding of threaded cup, without being demoulded by sliding block for secondary, from
And die size can be effectively reduced, improving production efficiency, and material cost is saved, avoid the problem that rim of a cup is easy to long overlap.
In a preferred embodiment, the upper end 81 of propulsion arm 8 enlarges into pie, and the top of vertical passage is in and top
The circular platform type groove that 81 shape of upper end of push rod 8 matches, and it is formed with step surface, it can play when propulsion arm 8 is longitudinal to be gone up and down most
The limit of low row journey.Further, the ejecting structure of threaded cup mold further includes the pneumatic jack channel 9 being set in mold core 2, pneumatic jack
The inlet end in channel 9 is connected with external air feed equipment, and outlet side extends on step surface, to lift upwards in propulsion arm 8
Expose the outlet side in pneumatic jack channel 9 after rising and carries out the operation of pneumatic jack demoulding to threaded cup product 4.Further, in punch-pin knot
Position in structure 3 close to upper end is additionally provided with cooling water channel 10, and cooling water channel 10 is formed by 3D printing, so that cooling effect
Preferably, solve the problems, such as the head end temperature of punch structure 3 it is excessively high be difficult to it is cooling.
Embodiment two,
Present embodiments provide the ejection process of the ejecting structure based on above-mentioned threaded cup mold, comprising the following steps:
Step a, oil cylinder 6 are run, and push plate 5 is pushed to be lifted upwards, and push plate 5 holds the synchronous lifting of threaded cup product 4；
Step b after push plate 5 is lifted pre-determined distance, has gap between threaded cup product 4 and mold core 2, ejector retainner plate 7 is lifted
Movement (specifically being pushed by injection molding machine neutron) is risen, propulsion arm 8 is lifted upwards therewith and exposes the outlet side in pneumatic jack channel 9；
Step c, propulsion arm 8 are further lifted after the bottom of a cup of contact threaded cup product 4,4 oral area outer rim of threaded cup product
Screw thread the last 41 abjection push plate 5 inside thread groove；
Step d, external air feed equipment are supplied into pneumatic jack channel 9, and 4 pneumatic jack of threaded cup product is deviate from, to realize
Stripping action.
It is worth noting that the preposition process of above-mentioned ejection process includes the steps that injection molding and cavity plate climb away mold core 2
The step of, it is identical as mode employed in existing mold releasability process, therefore omit repeat here.And above-mentioned pneumatic jack is real
Actual value must be the movement after ventilating by gas ejecting product.
The foregoing is merely presently preferred embodiments of the present invention, is merely illustrative for the purpose of the present invention, and not restrictive
's.Those skilled in the art understand that in the spirit and scope defined by the claims in the present invention many changes can be carried out to it,
It modifies or even equivalent, but falls in protection scope of the present invention.
Claims (5)
1. a kind of ejecting structure of threaded cup mold characterized by comprising
Mould bases (1)；
Mold core (2) is installed on the mould bases (1), and upper surface is formed with and the matching of the internal structure of threaded cup product (4)
Punch structure (3), the threaded cup product (4) is whole cup-shaped and has screw thread (41) in oral area outer rim；
Push plate (5), what can longitudinally be gone up and down is placed on the mold core (2), and the push plate (5) is towards the punch structure (3)
Side offers the thread groove to match with screw thread (41) shape of threaded cup product (4) oral area；
Lifting body, including at least one oil cylinder (6), the oil cylinder (6) is longitudinally installed in the mould bases (1) and piston
Bar is upward through the mold core (2) and is connected with the push plate (5), to drive described in lifting and the drive of the push plate (5)
Threaded cup product (4) is upwardly separated from the punch structure (3)；
Secondary lifting body, including the ejector retainner plate (7) being installed in the mould bases (1), the top being erected on the ejector retainner plate (7)
Push rod (8), and the vertical passage to wear the propulsion arm (8), the propulsion arm are offered in the punch structure (3)
(8) upper end is pierced by the punch structure (3) upwards and is right against the bottom surface of the threaded cup product (4), to push up
The threaded cup product (4) and the thread groove that the screw thread of the oral area (41) is deviate from by force to the push plate (5).
2. the ejecting structure of threaded cup mold as described in claim 1, which is characterized in that the upper end of the propulsion arm (8)
(81) pie is enlarged into, the top of the vertical passage is in the circular platform type to match with upper end (81) shape of the propulsion arm (8)
Groove, and it is formed with step surface.
3. the ejecting structure of threaded cup mold as claimed in claim 2, which is characterized in that further include being set to the mold core
(2) the pneumatic jack channel (9) in, the inlet end of the pneumatic jack channel (9) is connected with external air feed equipment, and outlet side extends to
On the step surface, to expose the outlet side of the pneumatic jack channel (9) after the propulsion arm (8) upwards lifting and to described
The operation of threaded cup product (4) progress pneumatic jack demoulding.
4. the ejecting structure of threaded cup mold as described in claim 1, which is characterized in that Yu Suoshu punch structure connects in (3)
The position for being bordering on upper end is additionally provided with cooling water channel (10), and the cooling water channel (10) is formed by 3D printing.
5. a kind of ejection process of the ejecting structure based on such as above-mentioned threaded cup mold described in any one of Claims 1-4,
Characterized by comprising the following steps:
Step a, oil cylinder (6) operation push the push plate (5) to be lifted upwards, and the push plate (5) holds the screw thread
The synchronous lifting of cup product (4)；
Step b after the push plate (5) is lifted pre-determined distance, has gap between the threaded cup product (4) and mold core (2), described
Ejector retainner plate (7) carries out lifting movement, and the propulsion arm (8) is lifted upwards therewith and exposes the outlet side of pneumatic jack channel (9)；
Step c, the propulsion arm (8) are further lifted after the bottom of a cup for contacting the threaded cup product (4), and the threaded cup produces
The screw thread (41) of product (4) oral area outer rim deviates from by force the thread groove on the inside of the push plate (5)；
Step d, external air feed equipment gas supply into the pneumatic jack channel (9), and threaded cup product (4) pneumatic jack is deviate from.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910596602.0A CN110202752A (en) | 2019-07-04 | 2019-07-04 | A kind of ejecting structure and ejection process of threaded cup mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910596602.0A CN110202752A (en) | 2019-07-04 | 2019-07-04 | A kind of ejecting structure and ejection process of threaded cup mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110202752A true CN110202752A (en) | 2019-09-06 |
Family
ID=67796117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910596602.0A Withdrawn CN110202752A (en) | 2019-07-04 | 2019-07-04 | A kind of ejecting structure and ejection process of threaded cup mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110202752A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114745960A (en) * | 2020-01-15 | 2022-07-12 | 德国沃尔特公司 | Apparatus for producing wafer cups |
-
2019
- 2019-07-04 CN CN201910596602.0A patent/CN110202752A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114745960A (en) * | 2020-01-15 | 2022-07-12 | 德国沃尔特公司 | Apparatus for producing wafer cups |
| US11937606B2 (en) | 2020-01-15 | 2024-03-26 | Walterwerk Kiel Gmbh & Co. Kg | Device for producing a wafer cup |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190906 |