CN217622012U - Plastic chair mold with combined inclined top demolding mechanism - Google Patents
Plastic chair mold with combined inclined top demolding mechanism Download PDFInfo
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- CN217622012U CN217622012U CN202221249715.7U CN202221249715U CN217622012U CN 217622012 U CN217622012 U CN 217622012U CN 202221249715 U CN202221249715 U CN 202221249715U CN 217622012 U CN217622012 U CN 217622012U
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Abstract
The utility model belongs to the technical field of the mould, especially, relate to a plastics chair mould with combination lifter demoulding mechanism. The utility model discloses, mould and plastics chair shaping lower mould on the plastics chair shaping, the plastics chair shaping in the mould be equipped with embedded shaping upper portion. The utility model discloses in the in-process of moulding plastics, be close to each other with mould and plastics chair shaping lower mould on the shaping of plastics chair, make embedded shaping upper portion and the cooperation of embedded shaping lower part looks butt, form complete die cavity, pour into the melting material into to the die cavity in, the completion back of moulding plastics, the die sinking, remove ejecting slide, drive the combination formula through ejecting slide and push up drawing of patterns subassembly to one side and remove to being close to embedded shaping lower part one end, it is ejecting to mould the piece after drawing of patterns subassembly will be moulded to one side through the combination formula, adopt the combination formula to push up to one side and cooperate, can carry out the unilateral tilting with moulding the piece ejecting, ejecting area is great, ejecting effectual, avoid moulding the condition that the piece takes place the adhesion with embedded shaping lower part, the practicality is stronger.
Description
Technical Field
The utility model belongs to the technical field of the mould, a plastics chair mould with combination pushes up demoulding mechanism to one side is related to.
Background
Adopt injection mold to produce plastic products, for example the plastics chair that uses in the daily life, plastics chair mainly includes chair foot, seat support and back of the chair triplex, consequently, the height of a chair is all higher than generally, if adopt traditional mould to produce, plastics chair forward sets up in the mould, during the drawing of patterns, the ejecting height of plastics chair is high, does not adopt straight top oblique top matched with ejecting structure then the drawing of patterns difficulty to mould the condition of piece easy and drawing of patterns department emergence adhesion, ejecting effect is comparatively general.
In order to overcome the defects of the prior art, people continuously explore and propose various solutions, for example, a chinese patent discloses a demoulding mechanism of a plastic chair mould [ application number: 201110141189.2] comprises a fixed die block and a movable die block, wherein the fixed die block and the movable die block are connected through guide pillars, and a die cavity of a plastic chair is formed between the fixed die block and the movable die block. However, in the ejection process, the ejection structure matched with the straight ejection and the inclined ejection is still not adopted, so that the demolding is difficult, and the plastic part is easy to adhere to the demolding part, so that the defect of relatively common ejection effect exists.
Disclosure of Invention
The utility model aims at the above problem, provide a plastics chair mould with combination pushes up demoulding mechanism to one side.
In order to achieve the above purpose, the utility model adopts the following technical proposal:
the utility model provides a plastics chair mould with combination pushes up demoulding mechanism to one side, includes mould and plastics chair shaping lower mould on the plastics chair shaping, the plastics chair shaping in the mould in be equipped with embedded shaping upper portion, plastics chair shaping lower mould in be equipped with embedded shaping lower part, the corresponding and shape of position of embedded shaping upper portion and embedded shaping lower part match and suit, plastics chair shaping lower mould below be equipped with and follow the ejecting slide that is close to or keeps away from embedded shaping lower part one end and removes, ejecting slide on be equipped with combination formula and push up drawing of patterns subassembly to one side, combination formula push up drawing of patterns subassembly and embedded shaping lower part looks sliding fit to one side.
In the above plastic chair mold with the combined lifter demolding mechanism, the combined lifter demolding assembly comprises a straight ejector and a lifter which are arranged on the ejection sliding plate, the straight ejector and the lifter are arranged in a staggered manner, and the straight ejector and the lifter are respectively in sliding fit with the embedded molding lower part.
In the above plastic chair mold with the combined lifter demolding mechanism, the lifter comprises a bottom lifter and an edge lifter arranged on the ejector sliding plate, the bottom lifter and the edge lifter are arranged in a staggered manner, and the height of the bottom lifter is smaller than that of the edge lifter.
In the plastic chair mold with the combined inclined-ejection demolding mechanism, the bottom inclined top comprises a bottom inclined ejector rod arranged on the ejection sliding plate, a bottom ejector block is arranged at the top of the bottom inclined ejector rod, and the bottom ejector block is in sliding fit with the embedded molding lower part.
In the plastic chair mold with the combined inclined top demolding mechanism, the bottom inclined top rod is sleeved with the first limiting plate, and the first limiting plate is in abutting fit with the lower plastic chair molding mold.
In the plastic chair mold with the combined inclined top demolding mechanism, the ejection sliding plate is provided with a first connecting sliding seat, and the bottom inclined top rod is in sliding fit with the first connecting sliding seat.
In the above plastic chair mold with the combined lifter demolding mechanism, the edge inclined top comprises an edge inclined ejector rod arranged on the ejector sliding plate, an edge ejector block is arranged at the top of the edge inclined ejector rod, the edge ejector block is in sliding fit with the embedded molding lower part, and the edge ejector block and the bottom ejector block are arranged in a staggered manner.
In the plastic chair mold with the combined inclined ejection demolding mechanism, the inclined ejection rod at the edge part is sleeved with a second limiting plate, and the second limiting plate is in butt fit with the lower plastic chair molding mold.
In the plastic chair mold with the combined inclined top demolding mechanism, the ejection sliding plate is provided with a second connecting sliding seat, and the side inclined top rod is in sliding fit with the second connecting sliding seat.
In the above plastic chair mold with the combined lifter demolding mechanism, the upper embedded molding part comprises an embedded upper molding insert arranged in an upper plastic chair molding mold, the lower embedded molding part comprises an embedded lower molding insert arranged in a lower plastic chair molding mold, and the embedded upper molding insert corresponds to the embedded lower molding insert in position and is matched with the embedded lower molding insert in shape.
Compared with the prior art, the utility model has the advantages of:
1. the utility model discloses in the in-process of moulding plastics, be close to each other with mould and plastics chair shaping lower mould on the shaping of plastics chair, make embedded shaping upper portion and the cooperation of embedded shaping lower part looks butt, form complete die cavity, pour into the melting material into to the die cavity in, the completion back of moulding plastics, the die sinking, remove ejecting slide, drive the combination formula through ejecting slide and push up drawing of patterns subassembly to one side and remove to being close to embedded shaping lower part one end, it is ejecting to mould the piece after drawing of patterns subassembly will be moulded to one side through the combination formula, adopt the combination formula to push up to one side and cooperate, can carry out the unilateral tilting with moulding the piece ejecting, ejecting area is great, ejecting effectual, avoid moulding the condition that the piece takes place the adhesion with embedded shaping lower part, the practicality is stronger.
2. The utility model discloses a set up first limiting plate and second limiting plate, first limiting plate plays limiting displacement to bottom oblique ejector pin, and it is ejecting to avoid bottom oblique ejector pin to take place to cross the position, has restricted the ejecting stroke of bottom oblique ejector pin, and the second limiting plate plays limiting displacement to limit portion oblique ejector pin, and it is ejecting to avoid limit portion oblique ejector pin to take place to cross the position, has restricted the ejecting stroke of limit portion oblique ejector pin.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of a partial structure of the present invention.
Fig. 3 is a partial structural schematic diagram in another direction of the present invention.
Fig. 4 is a schematic view of a partial structure in another direction of the present invention.
In the figure: the plastic chair forming die comprises an upper plastic chair forming die 1, a lower plastic chair forming die 2, an upper embedded forming die 3, a lower embedded forming die 4, an ejection sliding plate 5, a combined type inclined ejection die assembly 6, a straight ejection piece 7, an inclined ejection piece 8, a bottom inclined ejection part 9, an edge inclined ejection part 10, a bottom inclined ejection rod 11, a bottom ejection block 12, a first limiting plate 13, a first connecting sliding seat 14, an edge inclined ejection rod 15, an edge ejection block 16, a second limiting plate 17, a second connecting sliding seat 18, an upper embedded forming insert 19 and a lower embedded forming insert 20.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1-4, a plastic chair mold with a combined inclined top demolding mechanism comprises a plastic chair molding upper mold 1 and a plastic chair molding lower mold 2, wherein the plastic chair molding upper mold 1 is internally provided with an embedded molding upper part 3, the plastic chair molding lower mold 2 is internally provided with an embedded molding lower part 4, the embedded molding upper part 3 corresponds to the embedded molding lower part 4 in position and matches in shape, an ejection sliding plate 5 which can move along one end close to or far away from the embedded molding lower part 4 is arranged below the plastic chair molding lower mold 2, a combined inclined top demolding assembly 6 is arranged on the ejection sliding plate 5, and the combined inclined top demolding assembly 6 is in sliding fit with the embedded molding lower part 4.
In this embodiment, in the process of moulding plastics, go up mould 1 and plastics chair shaping lower mould 2 with plastics chair shaping, make embedded shaping upper portion 3 and embedded shaping lower part 4 looks butt cooperation, form complete die cavity, pour into the molten material into the die cavity, accomplish the back of moulding plastics, the die sinking, remove ejecting slide 5, drive combination formula lifter drawing of patterns subassembly 6 through ejecting slide 5 and remove to being close to embedded shaping lower part 4 one end, it is ejecting to mould the piece after will forming through combination formula lifter drawing of patterns subassembly 6, adopt combination formula straight top lifter to cooperate, can carry out the unilateral tilting with moulding and ejecting, ejecting area is great, ejecting effect is good, avoid moulding the condition that piece and embedded shaping lower part 4 take place the adhesion, and the practicality is stronger.
Referring to fig. 1-4, the combined pitched roof demolding assembly 6 comprises a straight roof part 7 and a pitched roof part 8 which are arranged on the ejection sliding plate 5, the straight roof part 7 and the pitched roof part 8 are arranged in a staggered manner, and the straight roof part 7 and the pitched roof part 8 are respectively in sliding fit with the embedded molding lower part 4.
Specifically speaking, accomplish the back of moulding plastics, the die sinking, remove ejecting slide 5, drive straight ejecting 7 and oblique ejecting 8 through ejecting slide 5 and remove to being close to 4 one ends in embedded shaping lower part, it is ejecting to mould the piece after the shaping through straight ejecting 7 and oblique ejecting 8, adopt the combination formula to directly push up to match to one side, can carry out the unilateral tilting with moulding the piece ejecting, ejecting area is great, ejecting effectual, avoid moulding the condition that takes place the adhesion with embedded shaping lower part 4, the practicality is stronger.
Referring to fig. 2 and 3, the slanted ejecting part 8 includes a bottom slanted ejecting part 9 and an edge slanted ejecting part 10 disposed on the ejecting sliding plate 5, the bottom slanted ejecting part 9 and the edge slanted ejecting part 10 are disposed alternately, and the height of the bottom slanted ejecting part 9 is smaller than the height of the edge slanted ejecting part 10.
In this embodiment, carry out the oblique top in-process, carry out the oblique top to the side bottom of moulding the piece through the oblique top 9 in bottom, carry out the oblique top to the lateral part of moulding the piece through the oblique top 10 in limit portion, can carry out the unilateral tilting ejecting with moulding the piece, ejecting area is great, ejecting effectual, avoids moulding the condition that takes place the adhesion with embedded shaping lower part 4, and the practicality is stronger, and the height that highly is less than the oblique top 10 in limit portion of the oblique top 9 in bottom is rational in infrastructure.
The bottom inclined top part 9 comprises a bottom inclined ejector rod 11 arranged on the ejection sliding plate 5, a bottom ejector block 12 is arranged at the top of the bottom inclined ejector rod 11, and the bottom ejector block 12 is in sliding fit with the embedded type forming lower part 4.
In the embodiment, in the ejection process, the bottom ejector rod 11 drives the bottom ejector block 12 to obliquely eject the side bottom of the plastic part.
Referring to fig. 3, a first limiting plate 13 is sleeved on the bottom oblique ejector rod 11, and the first limiting plate 13 is in abutting fit with the lower plastic chair molding die 2.
In this embodiment, first limiting plate 13 plays limiting displacement to bottom ejector pin 11, avoids bottom ejector pin 11 to take place to cross the position ejecting, has restricted bottom ejector pin 11's ejecting stroke.
The ejection sliding plate 5 is provided with a first connecting sliding seat 14, and the bottom inclined ejector rod 11 is in sliding fit with the first connecting sliding seat 14.
In this embodiment, in the ejection process, the ejection direction and angle of the bottom oblique ejector rod 11 are controlled by the sliding fit between the bottom oblique ejector rod 11 and the first connecting slide 14, and the ejection accuracy is high.
The edge inclined top part 10 comprises an edge inclined ejector rod 15 arranged on the ejection sliding plate 5, an edge top block 16 is arranged at the top of the edge inclined ejector rod 15, the edge top block 16 is in sliding fit with the embedded type forming lower part 4, and the edge top block 16 and the bottom top block 12 are arranged in a staggered mode.
In this embodiment, in the ejection process, the edge ejector rod 15 drives the edge ejector block 16 to eject the side of the plastic part obliquely.
Referring to fig. 3, a second limiting plate 17 is sleeved on the side inclined ejector rod 15, and the second limiting plate 17 is in abutting fit with the lower plastic chair molding die 2.
In this embodiment, the second limiting plate 17 has a limiting effect on the side lifter 15, so that the side lifter 15 is prevented from being ejected out too much, and the ejection stroke of the side lifter 15 is limited.
Referring to fig. 1 and 3, a second connecting slide seat 18 is arranged on the ejection slide plate 5, and the side portion inclined push rod 15 is in sliding fit with the second connecting slide seat 18.
In the embodiment, in the ejection process, the ejection direction and angle of the side inclined ejector rod 15 are controlled through the sliding fit between the side inclined ejector rod 15 and the second connecting slide seat 18, and the ejection accuracy is high.
Referring to fig. 2 and 4, the upper insert molding part 3 includes an upper insert molding block 19 disposed in the upper mold 1, the lower insert molding part 4 includes a lower insert molding block 20 disposed in the lower mold 2, and the upper insert molding block 19 and the lower insert molding block 20 correspond to each other in position and have a shape suitable for each other.
In the embodiment, in the injection molding process, the embedded type forming upper insert 19 is abutted and matched with the embedded type forming lower insert 20 to form a complete cavity, so that the molding precision is high.
The utility model discloses a theory of operation is:
in the injection molding process, the upper plastic chair molding die 1 and the lower plastic chair molding die 2 are close to each other, so that the embedded molding upper insert 19 is abutted and matched with the embedded molding lower insert 20 to form a complete cavity, molten materials are injected into the cavity,
after the injection molding is finished, the mold is opened, the ejection sliding plate 5 is moved, the straight ejection piece 7 and the inclined ejection piece 8 are driven by the ejection sliding plate 5 to move towards one end close to the embedded molding lower part 4, the molded plastic piece is ejected out by the straight ejection piece 7 and the inclined ejection piece 8, the combined straight ejection and inclined ejection matching is adopted, the plastic piece can be ejected in a single-side inclined manner, the ejection area is large, the ejection effect is good, the plastic piece is prevented from being adhered to the embedded molding lower part 4, the practicability is high,
in the ejection process, the bottom inclined ejector rod 11 drives the bottom ejector block 12 to obliquely eject the side bottom of the plastic part, the first limit plate 13 has a limit effect on the bottom inclined ejector rod 11, the bottom inclined ejector rod 11 is prevented from being ejected out too much, the ejection stroke of the bottom inclined ejector rod 11 is limited,
in the ejection process, the ejection direction and angle of the bottom inclined ejector rod 11 are controlled through the sliding fit between the bottom inclined ejector rod 11 and the first connecting sliding seat 14, the ejection accuracy is high,
in the ejection process, the edge ejector block 16 is driven by the edge inclined ejector rod 15 to obliquely eject the side part of the plastic part, the second limit plate 17 has a limit effect on the edge inclined ejector rod 15, the edge inclined ejector rod 15 is prevented from being ejected out excessively, the ejection stroke of the edge inclined ejector rod 15 is limited,
in the ejection process, the ejection direction and angle of the side inclined ejector rod 15 are controlled through the sliding fit between the side inclined ejector rod 15 and the second connecting slide seat 18, and the ejection accuracy is high.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions may be made to the described embodiments by those skilled in the art without departing from the spirit of the invention.
Although the terms of the plastic chair molding upper die 1, the plastic chair molding lower die 2, the insert molding upper portion 3, the insert molding lower portion 4, the ejector slide 5, the combined lifter-stripper assembly 6, the straight ejector 7, the lifter 8, the bottom lifter 9, the edge lifter 10, the bottom lifter 11, the bottom ejector block 12, the first limit plate 13, the first connecting slide 14, the edge lifter 15, the edge ejector block 16, the second limit plate 17, the second connecting slide 18, the insert molding upper insert 19, the insert molding lower insert 20, etc. are used more frequently herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention and should not be interpreted as imposing any additional limitations that are contrary to the spirit of the present invention.
Claims (10)
1. The utility model provides a plastics chair mould with combination pushes up demoulding mechanism to one side, mould (1) and plastics chair shaping lower mould (2) on the plastics chair shaping, a serial communication port, the plastics chair shaping in be equipped with embedded shaping upper portion (3) in mould (1), plastics chair shaping lower mould (2) in be equipped with embedded shaping lower part (4), corresponding and the shape of position of embedded shaping upper portion (3) and embedded shaping lower part (4) match and suit, plastics chair shaping lower mould (2) below be equipped with and to follow and be close to or keep away from ejecting slide (5) that embedded shaping lower part (4) one end removed, ejecting slide (5) on be equipped with combination formula and push up drawing of patterns subassembly (6) to one side, combination formula push up drawing of patterns subassembly (6) and embedded shaping lower part (4) looks sliding fit to one side.
2. The plastic chair mold with the combined pitched roof and demolding mechanism as claimed in claim 1, wherein, the combined pitched roof and demolding assembly (6) comprises a straight roof part (7) and a pitched roof part (8) which are arranged on the ejection sliding plate (5), the straight roof part (7) and the pitched roof part (8) are arranged in a staggered way, and the straight roof part (7) and the pitched roof part (8) are respectively matched with the embedded molding lower part (4) in a sliding way.
3. The plastic chair mold with combined angle top demoulding mechanism according to claim 2, characterized in that the angle top piece (8) comprises a bottom angle top part (9) and an edge angle top part (10) which are arranged on the ejection sliding plate (5), the bottom angle top part (9) and the edge angle top part (10) are arranged in a staggered way, and the height of the bottom angle top part (9) is smaller than that of the edge angle top part (10).
4. The plastic chair mold with the combined angle ejector demolding mechanism as claimed in claim 3, wherein the bottom angle top portion (9) comprises a bottom angle ejector rod (11) arranged on the ejection sliding plate (5), a bottom top block (12) is arranged on the top of the bottom angle ejector rod (11), and the bottom top block (12) is in sliding fit with the embedded molding lower portion (4).
5. The plastic chair mold with the combined inclined top demolding mechanism as claimed in claim 4, wherein the bottom inclined top rod (11) is sleeved with a first limiting plate (13), and the first limiting plate (13) is in abutting fit with the lower plastic chair molding mold (2).
6. The plastic chair mold with the combined angle ejector demolding mechanism according to claim 5, characterized in that the ejector slide plate (5) is provided with a first connecting slide (14), and the bottom angle ejector rod (11) is in sliding fit with the first connecting slide (14).
7. The plastic chair mold with the combined angle ejector demolding mechanism as claimed in claim 6, wherein the edge angle top portion (10) comprises an edge angle ejector rod (15) arranged on the ejector sliding plate (5), an edge angle ejector block (16) is arranged on the top of the edge angle ejector rod (15), the edge angle ejector block (16) is in sliding fit with the embedded molding lower portion (4), and the edge angle ejector block (16) and the bottom angle ejector block (12) are arranged in a staggered mode.
8. The plastic chair mold with the combined inclined top demolding mechanism according to claim 7, wherein a second limiting plate (17) is sleeved on the edge inclined top rod (15), and the second limiting plate (17) is in butt fit with the lower plastic chair molding mold (2).
9. The plastic chair mold with the combined angle ejector demolding mechanism according to claim 8, wherein the ejector slide plate (5) is provided with a second connecting slide (18), and the edge angle ejector rod (15) is in sliding fit with the second connecting slide (18).
10. The plastic chair mold with the combined pitched roof demoulding mechanism according to the claim 9, characterized in that, the embedded upper molding part (3) comprises an embedded upper molding insert (19) arranged in the plastic chair molding upper mold (1), the embedded lower molding part (4) comprises an embedded lower molding insert (20) arranged in the plastic chair molding lower mold (2), the embedded upper molding insert (19) and the embedded lower molding insert (20) are corresponding to each other in position and are matched in shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221249715.7U CN217622012U (en) | 2022-05-23 | 2022-05-23 | Plastic chair mold with combined inclined top demolding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221249715.7U CN217622012U (en) | 2022-05-23 | 2022-05-23 | Plastic chair mold with combined inclined top demolding mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217622012U true CN217622012U (en) | 2022-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221249715.7U Active CN217622012U (en) | 2022-05-23 | 2022-05-23 | Plastic chair mold with combined inclined top demolding mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217622012U (en) |
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- 2022-05-23 CN CN202221249715.7U patent/CN217622012U/en active Active
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