CN218519081U - Mutual inductor shell forming die - Google Patents
Mutual inductor shell forming die Download PDFInfo
- Publication number
- CN218519081U CN218519081U CN202222356614.6U CN202222356614U CN218519081U CN 218519081 U CN218519081 U CN 218519081U CN 202222356614 U CN202222356614 U CN 202222356614U CN 218519081 U CN218519081 U CN 218519081U
- Authority
- CN
- China
- Prior art keywords
- die
- sliding
- ejection
- holder
- cavity
- 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.)
- Active
Links
Images
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model belongs to the injection mold field, concretely relates to mutual-inductor shell forming die, include the support and follow die holder, terrace die, die and the upper die base that support from bottom to top concatenated in proper order with the help of first guide post, the upper die base reaches the die has the runner of moulding plastics, still sets up including sliding die and fixed the setting on the die holder are in driving piece on the upper die base, the terrace die the die reaches the shaping die cavity is constituteed to the sliding die, the driving piece with the sliding die cooperates with the help of wedge structure, the moving direction of sliding die is close to or keeps away from the terrace die can solve the technical problem of mutual-inductor shell injection moulding back closed loop earring part drawing of patterns difficulty among the prior art.
Description
Technical Field
The utility model belongs to the injection mold field, concretely relates to mutual-inductor shell forming die.
Background
Injection molding is also called injection molding, which is a molding method of injection and molding, the injection molding is suitable for the molding processing field of mass production and complex-shaped products, the injection mold is a necessary component of injection molding, wherein the shell of the mutual inductor is a plastic piece, and is also molded through the injection mold, the shape of the shell of the mutual inductor is also diversified, wherein the lock catch ear part of the shell of the mutual inductor is in a closed-loop shape, so that the injection mold can have interference when demolding is finished after injection molding, which causes demolding difficulty, therefore, based on the above problems, a production molding mold which is convenient for demolding after the closed-loop part of the plastic piece is molded is urgently needed.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the problem that exists among the above-mentioned prior art, the utility model provides a mutual-inductor shell forming die can solve the technical problem of mutual-inductor shell injection moulding back closed loop knot ear part drawing of patterns difficulty among the prior art.
The utility model discloses a specific technical scheme be:
mutual-inductor shell forming die, include the support and follow die holder, terrace die, die and the upper die base that the support from bottom to top concatenated in proper order with the help of first guide post, the upper die base reaches the die has the runner of moulding plastics, still sets up including sliding die and fixed setting on the die holder are in driving piece on the upper die base, the terrace die the die reaches the shaping die cavity is constituteed to the sliding die, the driving piece with the sliding die is with the help of wedge structure cooperation, the moving direction of sliding die is close to or keeps away from the terrace die.
And a concave cavity is formed on one surface of the sliding die, which is close to the molding die cavity.
The sliding die is provided with an inclined hole, the upper end of the inclined hole inclines towards the direction close to the forming die cavity, the sliding die further comprises an inclined bolt arranged on the driving piece, the inclined bolt is matched with the inclined hole, and the inlet end of the inclined hole and the insertion end of the inclined bolt are both provided with annular chamfers.
Still include the demolding mechanism, the demolding mechanism includes reset spring and setting element, reset hole has on the sliding die, reset spring sets up reset hole is downthehole, reset spring one end is used in on the sliding die, the other end is used in on the terrace die, the setting element is located the sliding die or on the die holder.
The end, away from the terrace die, of the sliding die is a first inclined plane, the end, away from the concave die, of the driving piece is a second inclined plane, the second inclined plane is matched with the first inclined plane, and the first inclined plane and the second inclined plane are inclined towards one side close to the forming die cavity.
The positioning piece is a positioning bolt, and the positioning bolt is arranged on the lower die holder or the sliding die.
The die comprises a lower die seat and is characterized by further comprising an ejection mechanism, wherein the ejection mechanism comprises an ejection rod, an ejection supporting plate and a return spring, the ejection rod is arranged on the ejection supporting plate, the ejection supporting plate slides up and down along the guide edge of a second guide post arranged on the lower die seat, the return spring is sleeved on the second guide post, and the ejection rod penetrates through the lower die seat and the male die to enter a forming die cavity.
The utility model has the advantages that:
the utility model discloses a mutual-inductor shell forming die, forming die combination through designing the mutual-inductor shell, the mould piece that forms the shaping die cavity is three, adopt out the terrace die the same with prior art, the die, in addition, in order to form the shaping of mutual-inductor shell closed loop lug buckling part, slidable sliding mold has been installed on the terrace die, after the shaping, die and terrace die separation back, sliding mold also can throw off, thereby for the lug drawing of patterns stepping down, the difficult point that there is the interference in the mutual-inductor shell closed loop lug drawing of patterns has been overcome, the efficiency of mutual-inductor shell drawing of patterns has still been promoted in addition, the drawing of patterns has been avoided causing the lug damage of mutual-inductor shell, the yield has been promoted.
Drawings
Fig. 1 is a schematic structural diagram of a transformer housing of the present invention;
FIG. 2 is an isometric view of the overall structure of the mold of the present invention;
FIG. 3 is a structural plan view of the whole die of the present invention;
FIG. 4 isbase:Sub>A cross-sectional view taken along A-A of FIG. 3;
FIG. 5 is a schematic structural view of the sliding mold of the present invention;
FIG. 6 is a cross-sectional view taken along line B-B of FIG. 3;
in the attached drawing, the device comprises a support 1, a support 2, a first guide column 3, a lower die holder 4, a male die, a female die 6, an upper die holder 7, an injection runner 8, a sliding die 9, a driving piece 10, a cavity 11, an inclined hole 12, an inclined bolt 13, a reset spring 14, a positioning piece 15, a reset hole 16, a first inclined plane 17, a second inclined plane 19, an ejector rod 20, an ejector supporting plate 21, a reset spring 22 and a second guide column.
Detailed Description
The present invention will be further explained with reference to the drawings and specific embodiments:
specific embodiment is shown in fig. 1 to 6, the transformer shell forming die comprises a support 1, a lower die holder 3, a male die 4, a female die 5 and an upper die holder 6 which are sequentially connected in series from bottom to top along the support 1 by means of a first guide column 2, wherein the upper die holder 6 and the female die 5 are provided with an injection runner 7, the transformer shell forming die further comprises a sliding die 8 which is arranged on the lower die holder 3 in a sliding mode and a driving piece 9 which is fixedly arranged on the upper die holder 6, the male die 4, the female die 5 and the sliding die 8 form a forming die cavity, the driving piece 9 is matched with the sliding die 8 by means of a wedge-shaped structure, and the moving direction of the sliding die 8 is close to or far away from the male die 4.
In this embodiment, the forming die is generally formed by installing a first guide post 2 on a support 1, the first guide post 2 connects a lower die holder 3, a male die 4, a female die 5 and an upper die holder 6 in series to form an integral die, an injection runner 7 is designed on the upper die holder 6 and the female die 5 for filling and injection molding, three die blocks for forming a forming die cavity are formed by designing a forming die combination mode of a transformer shell, the male die 4 and the female die 5 which are the same as those in the prior art are adopted, in addition, in order to form the forming of a closed-loop buckling lug part of the transformer shell, a slidable sliding die 8 is installed on the male die 4, after the forming, the female die 5 and the male die 4 are separated, the sliding die 8 can be separated, so as to give way for the buckling lug, a wedge principle is adopted for realizing that the sliding die 8 is close to or far away from the male die 4, a driving part 9 is installed on the upper die holder 6, the slidable sliding die 8 is installed on the lower die holder 3, when the upper die holder 6 presses downwards, the driving part can press the driving part 9 can press the sliding die 8 towards the direction of the forming die cavity, the direction of the sliding die 8, the sliding die can only need to return the yield of the buckling lug to be taken out, the transformer shell, the yield of the transformer shell, the transformer shell is improved, and the yield of the transformer shell, and the transformer shell is improved.
And a cavity 10 is formed on one surface of the sliding die 8 close to the molding die cavity.
In this embodiment, a forming mold cavity is formed between the sliding mold 8 and the male mold 4, and the sliding mold 8 mainly forms a fastening lug part of a closed loop of the transformer shell, and a groove is formed in the sliding mold 8, so as to form a forming space of the fastening lug part. When demoulding, the sliding die 8 is retracted, the lug part is firstly released from the concave cavity 10, and then demoulding is carried out, so that the problem of interference is avoided.
The sliding die 8 is provided with an inclined hole 11, the upper end of the inclined hole 11 inclines towards the direction close to the forming die cavity, the sliding die further comprises an inclined bolt 12 arranged on the driving piece 9, the inclined bolt 12 is matched with the inclined hole 11, and the inlet end of the inclined hole 11 and the insertion end of the inclined bolt 12 are both provided with annular chamfers.
In this embodiment, a wedge-shaped structure is adopted between the driving member 9 and the sliding mold 8 for driving, in this embodiment, specifically, an inclined hole 11 is formed in the sliding mold 8, an inclined bolt 12 is installed on the driving member 9, an annular chamfer is further formed at a joint portion of the inclined hole 11 and the inclined bolt 12 so as to facilitate insertion of the inclined bolt 12, when the upper mold base 6 drives the driving member 9 to press down, the inclined bolt 12 is inserted into the inclined hole 11 by means of guidance of the annular chamfer, so that the sliding mold 8 is driven by means of a horizontal component force to form a molding cavity with the male mold 4, and the annular chamfer ensures that the inclined bolt 12 can be inserted within a sliding distance range of the sliding mold 8, thereby ensuring fit.
Still include the demolding mechanism, the demolding mechanism includes reset spring 13 and setting element 14, reset hole 15 has on the sliding die 8, reset spring 13 sets up in reset hole 15, reset spring 13 one end is used in on the sliding die 8, the other end is used in on the terrace die 4, setting element 14 is located sliding die 8 or on the die holder 3.
In this embodiment, the sliding die 8 can be moved close to the punch 4 to form a molding die cavity under the action of the driving part 9, in order to further improve automation, a die withdrawing mechanism is provided to achieve the effect of automatically withdrawing the sliding die 8 after the upper die holder 6 is lifted, specifically, a reset hole 15 is provided on the sliding die 8, a reset spring 13 is provided inside the sliding die 8, after the inclined bolt 12 is pulled out from the inclined hole 11, the sliding die 8 can be withdrawn and demoulded under the action of the reset spring 13, the withdrawing distance is located by a locating part 14, the locating part 14 can be selectively provided on the sliding die 8 or the lower die holder 3 and is provided on the lower die holder 3, one end of the sliding die 8, which is far away from the punch 4, abuts against the locating part 14 and is provided on the sliding die 8, and in the withdrawing process, the withdrawing location point and the lower die holder 3 are reached, so as to control the withdrawing distance, and the withdrawing distance is to enable the inclined bolt 12 to be inserted into the sliding die 8 with the guidance of the annular chamfer.
The end, far away from the convex die 4, of the sliding die 8 is a first inclined surface 16, the end, far away from the concave die 5, of the driving piece 9 is a second inclined surface 17, the second inclined surface 17 is matched with the first inclined surface 16, and the first inclined surface 16 and the second inclined surface 17 are inclined towards one side close to a forming die cavity.
In this embodiment, in addition to the sliding die 8 moving through the inclined bolt 12 and the inclined hole 11 between the sliding die 8 and the driving member 9, the sliding die 8 and the driving member 9 are respectively provided with a first inclined surface 16 and a second inclined surface 17, the inclined surfaces are mutually matched to form a wedge-shaped engagement angle, and after the inclined bolt 12 is inserted into the inclined hole 11, the first inclined surface 16 also applies an acting force to the second inclined surface 17, so that the stress load of the inclined bolt 12 is reduced, and the service life is prolonged.
The positioning piece 14 is a positioning bolt, and the positioning bolt is arranged on the lower die holder 3 or the sliding die 8.
In this embodiment, the positioning element 14 may be a positioning bolt, and the positioning bolt may be mounted on the male die 4 or the sliding die 8 to control the positioning distance.
The die further comprises an ejection mechanism, the ejection mechanism comprises ejection rods 1919, ejection supporting plates 20 and return springs 21, the ejection rods 1919 are arranged on the ejection supporting plates 20, the ejection supporting plates 20 slide up and down under the guidance of second guide columns 22 arranged on the lower die holder 3, the return springs 21 are sleeved on the second guide columns 22, and the ejection rods 1919 penetrate through the lower die holder 3 and the male die 4 to enter a molding die cavity.
In this embodiment, an ejection mechanism is further installed below the lower die holder 3, a second guide post 22 is installed below the lower die holder 3, the ejection support plate 20 slides up and down along the second guide post 22, the ejection rod 19 on the ejection support plate 20 passes through the lower die holder 3 and the male die 4, after the re-molding is completed, the ejection device below the whole die can upwards eject the support plate 20, so as to drive the ejection rod 19 to eject the molded product, after the product is subjected to demolding, the return spring 21 sleeved on the second guide post 22 can rebound the ejection support plate 20 downwards, and the ejection rod 19 can retract into the male die 4 and the lower die holder 3, so as to perform the next injection molding.
Claims (7)
1. Mutual-inductor shell forming die, include support (1) and follow support (1) from bottom to top die holder (3), terrace die (4), die (5) and upper die base (6) with the help of first guide post (2) post polyphone in proper order, upper die base (6) reach die (5) have the runner (7) of moulding plastics, its characterized in that still sets up including sliding die (8) and fixed setting on die holder (3) are in driving piece (9) on upper die base (6), terrace die (4) die (5) reach the shaping die cavity is constituteed to sliding die (8), driving piece (9) with sliding die (8) are with the help of the wedge structure cooperation, the moving direction of sliding die (8) is close to or keeps away from terrace die (4).
2. The transformer enclosure forming die according to claim 1, wherein a cavity (10) is formed on a surface of the sliding die (8) adjacent to the forming die cavity.
3. The mutual inductor shell molding die according to claim 1, wherein the sliding die (8) is provided with an inclined hole (11), the upper end of the inclined hole (11) is inclined towards the molding die cavity, the sliding die further comprises an inclined bolt (12) arranged on the driving piece (9), the inclined bolt (12) is matched with the inclined hole (11), and the inlet end of the inclined hole (11) and the insertion end of the inclined bolt (12) are provided with annular chamfers.
4. The mutual inductor shell forming die of claim 1, further comprising a die stripping mechanism, wherein the die stripping mechanism comprises a reset spring (13) and a positioning piece (14), a reset hole (15) is formed in the sliding die (8), the reset spring (13) is arranged in the reset hole (15), one end of the reset spring (13) acts on the sliding die (8), the other end of the reset spring acts on the male die (4), and the positioning piece (14) is located on the sliding die (8) or the lower die holder (3).
5. The mutual inductor shell forming die as claimed in claim 4, wherein the end of the sliding die (8) far away from the male die (4) is a first inclined surface (16), the end of the driving piece (9) far away from the female die (5) is a second inclined surface (17), the second inclined surface (17) is matched with the first inclined surface (16), and the first inclined surface (16) and the second inclined surface (17) are inclined to the side close to the forming die cavity.
6. The transformer shell molding die according to claim 4, wherein the positioning piece (14) is a positioning bolt, and the positioning bolt is arranged on the lower die holder (3) or the sliding die (8).
7. The mutual inductor shell forming die of claim 1, further comprising an ejection mechanism, wherein the ejection mechanism comprises an ejection rod (19), an ejection support plate (20) and a return spring (21), the ejection rod (19) is arranged on the ejection support plate (20), the ejection support plate (20) slides up and down along the guide direction of a second guide column (22) arranged on the lower die holder (3), the return spring (21) is sleeved on the second guide column (22), and the ejection rods (19) penetrate through the lower die holder (3) and the male die (4) to enter a forming die cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222356614.6U CN218519081U (en) | 2022-09-05 | 2022-09-05 | Mutual inductor shell forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222356614.6U CN218519081U (en) | 2022-09-05 | 2022-09-05 | Mutual inductor shell forming die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218519081U true CN218519081U (en) | 2023-02-24 |
Family
ID=85244496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222356614.6U Active CN218519081U (en) | 2022-09-05 | 2022-09-05 | Mutual inductor shell forming die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218519081U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117507256A (en) * | 2023-11-15 | 2024-02-06 | 东莞市现代精工实业有限公司 | Forming die of kettle expansion tank inferior valve |
-
2022
- 2022-09-05 CN CN202222356614.6U patent/CN218519081U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117507256A (en) * | 2023-11-15 | 2024-02-06 | 东莞市现代精工实业有限公司 | Forming die of kettle expansion tank inferior valve |
| CN117507256B (en) * | 2023-11-15 | 2024-06-18 | 东莞市现代精工实业有限公司 | Forming die of kettle expansion tank inferior valve |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113320104A (en) | Injection mold quick ejection mechanism based on efficient demolding | |
| CN218519081U (en) | Mutual inductor shell forming die | |
| CN215396648U (en) | Mould structure with novel core pulling structure | |
| CN215095410U (en) | Side plate back-off clamping and demolding mechanism of injection mold of frying pan | |
| CN211363342U (en) | A mould for producing drinking cup spring enclosing cover | |
| CN209920457U (en) | Washing machine roller mould demoulding mechanism | |
| CN221339410U (en) | Ejection device for automobile injection molding part | |
| CN217495057U (en) | Inclined pin inner sliding block mechanism and injection mold | |
| CN218399270U (en) | Novel rear mold core pulling structure | |
| CN211807592U (en) | Remote controller upper cover catching groove pushes up demoulding mechanism to one side | |
| CN218053787U (en) | One-way sliding block type angle pin core-pulling mechanism of injection mold | |
| CN215882469U (en) | Demoulding mechanism of plastic mould | |
| CN217891542U (en) | Bolt type mold locking mechanism | |
| CN117103592B (en) | Core-pulling and die-separating device | |
| CN220406837U (en) | Handle stamping die | |
| CN219486470U (en) | Double ejection mechanism | |
| CN217803041U (en) | Injection mold core positioning device | |
| CN216544546U (en) | Prevent avoiding letting type secondary drawing of patterns mould | |
| CN216152964U (en) | Female die inclined ejection forming structure at frame opening buckle | |
| CN220808368U (en) | Inclined top anti-sticking mechanism for demolding | |
| CN211221635U (en) | Automatic demoulding mechanism for radiator | |
| CN217192070U (en) | Mould convenient for quick demoulding | |
| CN114434757B (en) | A mould for drawing of patterns of wide-angle back-off | |
| CN218748828U (en) | Side multi-direction core-pulling die mechanism | |
| CN221271919U (en) | Push plate demoulding mechanism of injection mould |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |