CN211138010U - Secondary sliding block demoulding mechanism for complex area of automobile rearview mirror - Google Patents
Secondary sliding block demoulding mechanism for complex area of automobile rearview mirror Download PDFInfo
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- CN211138010U CN211138010U CN201921737790.6U CN201921737790U CN211138010U CN 211138010 U CN211138010 U CN 211138010U CN 201921737790 U CN201921737790 U CN 201921737790U CN 211138010 U CN211138010 U CN 211138010U
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Abstract
The utility model provides a car rearview mirror complex region secondary slider demoulding mechanism belongs to the injection mould field. The inverted mirror forming block, the first inverted forming block, the second inverted forming block and the third inverted forming block form a forming surface, the fixed die plate is movably connected with a first advanced plate connected with the inverted rod, the fixed die plate is also movably connected with a backward inverted demoulding component, and the backward inverted demoulding component is connected with the first inverted forming block, the second inverted forming block and the third inverted forming block.
Description
Technical Field
The utility model belongs to the injection mould field especially relates to a car rearview mirror complex region secondary slider demoulding mechanism.
Background
The automobile rearview mirror is a glass lens reflecting the conditions of the rear, the side and the lower part of an automobile, plays a role of a second eye of the automobile, and can adjust the angle of the lens through an adjusting button, so that a driver can avoid the harm caused by a rear automobile. At present, a secondary ejection structure in an automobile rearview mirror injection mold comprises an inclined ejection structure, an ejection structure and a push plate structure, wherein the inclined ejection structure and the ejection structure are fixedly arranged on the push plate structure respectively and move up and down along with the push plate structure, when the inclined ejection structure and the straight ejection structure are ejected out simultaneously, a plastic product still tightly wraps a forming part on an inclined ejection, demolding cannot be performed, if demolding is performed forcibly, the inner surface of the product is easily damaged, the product quality is low, and the production efficiency is low.
For example, chinese patent document discloses a rearview mirror rim injection mold [ patent application No.: CN201821799812.7], which comprises a fixed die and a movable die, wherein the movable die is covered on the fixed die. The die cavity subassembly includes mould benevolence, lower mould benevolence, a plurality of drawing of patterns fore-set and a plurality of supplementary dog, and positioning mechanism includes guiding axle, bush, location fixture block and abaculus, and the bush is installed on the cover half, and the guiding axle is installed on the movable mould, and the bush is worn to establish by the guiding axle, and the location fixture block sets up on the cover half, and the location fixture block has seted up the constant head tank on being close to the side of movable mould, and the abaculus is installed on the movable mould, and the abaculus is used for. Through setting up bearing mechanism, die cavity subassembly and positioning mechanism, the die cavity subassembly sets up on bearing mechanism, and positioning mechanism carries out compound die, die sinking action through movable mould and cover half among the sectional type location structure guide bearing mechanism, improves the cooperation precision of movable mould and cover half, and then reduces the output of the defective products of mould when producing the rear-view mirror frame, improves the machining efficiency of rear-view mirror frame. However, the injection mold cannot complete the mold release of the undercut portion.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the above-mentioned problem, provide car rearview mirror complex region secondary slider demoulding mechanism.
In order to achieve the above purpose, the utility model adopts the following technical proposal:
a secondary slide block demoulding mechanism for a complicated area of an automobile rearview mirror comprises a fixed mould plate, a rearview mirror forming block is protruded in the fixed mould plate, one side of the shaping block of the reverse car mirror is movably connected with a first reverse-buckling shaping block, the upper end surface of the first reverse-buckling shaping block is movably connected with a second reverse-buckling shaping block, the upper end surface of the second inverted-buckle forming block is movably connected with a third inverted-buckle forming block, an inverted-buckle rod is movably connected between the second inverted-buckle forming block and the third inverted-buckle forming block, the outer end surfaces of the reverse vehicle mirror forming block, the first reverse buckling forming block, the second reverse buckling forming block and the third reverse buckling forming block form a forming surface, the fixed die plate is movably connected with a front plate connected with the back-off rod, the fixed die plate is also movably connected with a back-off demoulding component, the backward reverse-buckling demoulding part is connected with the first reverse-buckling forming block, the second reverse-buckling forming block and the third reverse-buckling forming block.
In the secondary slide block demoulding mechanism for the complex area of the automobile rearview mirror, an inclined guide post which is obliquely arranged and penetrates through the front plate penetrates through the fixed template, the inclined guide post is movably connected with the fixed template and the front plate simultaneously, and when the inclined guide post moves back and forth along the inclined direction of the inclined guide post, the inclined guide post can push the front plate to be far away from or close to the rearview mirror forming block.
In the secondary slide block demoulding mechanism for the complicated area of the automobile rearview mirror, the backward reverse-buckling demoulding part comprises a sliding plate, a first sliding plate connected with a first reverse-buckling forming block is movably connected onto the sliding plate, a second sliding plate connected with a second reverse-buckling forming block is fixedly connected onto the first sliding plate, a third sliding plate connected with a third reverse-buckling forming block is movably connected onto the second sliding plate, the third sliding plate is movably connected with a preceding plate, and when the first sliding plate moves towards the direction far away from the rearview forming block, the third sliding plate can move downwards towards the direction close to the preceding plate.
In the secondary slide block demoulding mechanism for the complicated area of the automobile rearview mirror, the third slide plate is obliquely arranged with the contact surface between the second slide plate and the front plate respectively, and the contact surface extends from one end close to the rearview mirror forming block to the other end in the direction far away from the fixed template
In the secondary sliding block demoulding mechanism for the complicated area of the automobile rearview mirror, a shaft guide post is arranged in the axial direction of the sliding plate, and a movement limiting block which can reciprocate up and down along the shaft guide post and is hinged with the third sliding plate is movably connected to the shaft guide post.
In the secondary slide block demoulding mechanism for the complex area of the automobile rearview mirror, a groove connected with a forming surface is arranged in the reversing rod, the groove extends into the reversing rod along the horizontal direction of the reversing rod, and a gap is formed between the groove and the third reversing forming block.
In the secondary slide block demoulding mechanism for the complicated area of the automobile rearview mirror, a guide groove with a T-shaped cross section penetrates through the front plate, and the width of the end wall of the guide groove far away from the fixed template is larger than that of the end wall of the guide groove close to the fixed template.
In the secondary slide block demoulding mechanism for the complicated area of the automobile rearview mirror, the sliding plate extends out of the fixed mould plate along the horizontal direction of the fixed mould plate.
In the secondary slide block demoulding mechanism for the complex area of the automobile rearview mirror, a plurality of straight ejector rods are movably connected in the rearview mirror forming block, and one straight ejector rod is abutted against the side end face of the third reverse-buckling forming block during die assembly.
In the secondary slider demoulding mechanism for the complex area of the automobile rearview mirror, the side wall of the rearview mirror forming block, which is close to the bottom of the fixed die plate and is far away from the first reverse buckling forming block, is provided with the buckling block, and the inside of the rearview mirror forming block is also provided with a plurality of plate grooves which are axially arranged along the fixed die plate.
Compared with the prior art, the utility model has the advantages of:
1. the utility model provides a swing joint has preceding board on the fixed die plate, with capable back-off drawing of patterns part of back, at the drawing of patterns in-process, preceding board and capable back-off drawing of patterns part of back successively remove the secondary roll-off, make the rearview mirror mould the piece and can not receive the strain at ejecting in-process, influence product quality.
2. The utility model provides a recess third back-off forming block in the back-off rod has the clearance between, and the in-process of third back-off forming block downstream can not mould a part with the rearview mirror that forms in the recess and take place to contact, consequently can not influence the ejecting process that the rearview mirror moulded a part.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of another aspect of the present invention;
fig. 3 is an exploded schematic view of the present invention.
In the figure: the device comprises a fixed template 10, a reverse mirror forming block 11, a first reverse forming block 12, a second reverse forming block 13, a third reverse forming block 14, a forming surface 15, a reverse rod 16, a front plate 17, a backward reverse demoulding part 18, an inclined guide post 19, a sliding plate 20, a first sliding plate 21, a second sliding plate 22, a third sliding plate 23, an axle guide post 24, a limiting block 25, a groove 26, a guide groove 27, a straight ejector rod 28, a buckling block 29 and a plate groove 30.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1-3, a secondary slide demoulding mechanism for a complex area of an automobile rearview mirror comprises a fixed mould plate 10, a rearview mirror forming block 11 is protruded in the fixed mould plate 10, a first inverted forming block 12 is movably connected to one side of the rearview mirror forming block 11, a second inverted forming block 13 is movably connected to the upper end face of the first inverted forming block 12, a third inverted forming block 14 is movably connected to the upper end face of the second inverted forming block 13, an inverted rod 16 is movably connected between the second inverted forming block 13 and the third inverted forming block 14, a forming face 15 is formed by the upper end faces of the rearview mirror forming block 11, the first inverted forming block 12, the second inverted forming block 13 and the third inverted forming block 14, a leading plate 17 connected with the inverted rod 16 is movably connected to the fixed mould plate 10, a backward inverted demoulding component 18 is also movably connected to the fixed mould plate 10, the backward reverse stripping part 18 is connected with the first reverse forming block 12, the second reverse forming block 13 and the third reverse forming block 14.
In this example, the injection molding liquid forms a molded part on the molding surface 15, and since the injection molding liquid forms the inverted part of the rearview mirror on the first inverted molded block 12, the second inverted molded block 13, the third inverted molded block 14 and the inverted rod 16, in the demolding process, the advancing plate 17 is driven to move and drive the inverted rod 16 to extend out between the second inverted molded block 13 and the third inverted molded block 14, so that the inverted rod 16 moves towards the direction far away from the inverted molded block 11 and is disconnected from the inverted molded mirror part, and then the backward inverted demolding part 18 is driven to work so that the three parts of the first inverted molded block 12, the second inverted molded block 13 and the third inverted molded block 14 are disconnected from the inverted molded mirror part, thereby facilitating the ejection of the molded part without pulling the product and ensuring the product quality.
An inclined guide post 19 which is obliquely arranged and penetrates through the front plate 17 penetrates through the fixed die plate 10, the inclined guide post 19 is movably connected with the fixed die plate 10 and the front plate 17, and when the inclined guide post 19 reciprocates back and forth along the inclination direction of the inclined guide post, the front plate 17 can be pushed to be far away from or close to the rearview mirror forming block 11.
During the process of disconnecting the reversing lever 16 from the reverse mirror molding, the inclined guide post 19 moves closer to the bottom plate of the fixed die plate 10 along the inclined direction thereof, so that the pushing forward plate 17 carries the reversing lever 16 to move away from the reverse mirror molding block 11 and disconnect from the reverse mirror molding.
The backward reverse-buckling demoulding component 18 comprises a sliding plate 20, a first sliding plate 21 connected with a first reverse-buckling forming block 12 is movably connected onto the sliding plate 20, a second sliding plate 22 connected with a second reverse-buckling forming block 13 is fixedly connected onto the first sliding plate 21, a third sliding plate 23 connected with a third reverse-buckling forming block 14 is movably connected onto the second sliding plate 22, the third sliding plate 23 is movably connected with a front plate 17, and when the first sliding plate 21 moves towards the direction far away from the reverse-buckling forming block 11, the third sliding plate 23 can move downwards towards the direction close to the front plate 17.
In this example, in order to ensure that the rearview mirror mold is not damaged by strain during the ejection process, it is necessary to disconnect the reversing lever 16 from the rearview mirror mold, and then, in the process that the first reverse forming block 12, the second reverse forming block 13 and the third reverse forming block 14 are disconnected with the reverse mirror molding piece, the first slide plate 21 is driven by a cylinder (not shown in the figure) to carry the second slide plate 22 to move away from the rearview mirror forming block 11 and disconnect the first slide plate 21 and the second rearview forming block 13 from the rearview mirror forming block, during the movement of the second slide plate 22, the third slide plate 23 is moved toward the stationary platen 10, thereby, the third reverse forming block 14 moves downwards and is separated from the reverse mirror molding part, and finally, the first reverse forming block 12, the second reverse forming block 13 and the third reverse forming block 14 are separated from the reverse mirror molding part.
The third sliding plate 23 is obliquely arranged with the contact surface between the second sliding plate 22 and the front plate 17, and the contact surface extends from one end close to the rearview mirror forming block 11 to the other end in the direction far away from the fixed die plate 10.
In this example, when the leading plate 17 moves away from the rearview mirror forming block 11, the leading plate 17 is disconnected from the third slide plate 23, and then the second slide plate 22 moves away from the rearview mirror forming block 11, since the contact surface between the second slide plate 22 and the third slide plate 23 is inclined, the second slide plate 22 is disconnected from the third slide plate 23, and the distance between the second slide plate 22 and the third slide plate 23 is increased, and the third slide plate 23 moves downward to be again contacted with the second slide plate 22 and the leading plate 17 without support, so that the third rearview mirror forming block 14 moves downward to be disconnected from the rearview mirror forming block.
During the process that the second slide plate 22 faces away from the rearview mirror forming block 11,
the axial direction of the sliding plate 20 is provided with a shaft guide post 24, and the shaft guide post 24 is movably connected with a movement limiting block 25 which can reciprocate up and down along the shaft guide post 24 and is hinged with the third sliding plate 23.
During the downward movement of the third slide plate 23, it can only move downward along the shaft guide post 24.
A groove 26 connected with the forming surface 15 is arranged in the back-off rod 16, the groove 26 extends into the back-off rod 16 along the horizontal direction of the back-off rod 16, and a gap is formed between the groove 26 and the third back-off forming block 14.
In this example, the third reverse-molded block 14 does not come into contact with the portion of the reverse mirror molding formed in the groove 26 during the downward movement, and therefore does not affect the ejection process of the reverse mirror molding.
A guide groove 27 with a T-shaped cross section penetrates through the front plate 17, and the width of the end wall of the guide groove 27 far away from the fixed die plate 10 is larger than that of the end wall of the guide groove 27 close to the fixed die plate 10.
In this example, a guide bar (not shown) is engaged with the guide groove 27 and the guide bar can move back and forth along the guide groove 27 repeatedly, so as to limit the moving direction of the leading plate 17 and prevent the leading plate 17 from generating displacement deviation.
The sliding plate 20 extends out of the fixed die plate 10 along the horizontal direction of the fixed die plate 10. Ensuring that the first inverted shaped block 12, the second inverted shaped block 13, the third inverted shaped block 14 and the inverted lever 16 can all be disconnected from the inverted mirror molding.
The inside of the reverse mirror forming block 11 is movably connected with a plurality of straight ejector rods 28, wherein one straight ejector rod 28 is abutted against the end face of the side of the third reverse forming block 14 when the die is closed.
When the first reverse forming block 12, the second reverse forming block 13, the third reverse forming block 14 and the reverse lever 16 are disconnected from the reverse mirror molding, the molding portion near the reverse mirror forming block 11 is in an empty state, and therefore the straight-top lever 28 abutting against the side end surface of the third reverse forming block 14 can support the molding portion as much as possible.
The side wall of the reverse turning mirror forming block 11, which is close to the bottom of the fixed die plate 10 and is far away from the first reverse turning forming block 12, is provided with a buckle block 29, and the reverse turning mirror forming block 11 is internally provided with a plurality of plate grooves 30 which are axially arranged along the fixed die plate 10.
The utility model discloses a theory of operation does: the injection molding liquid forms a molded part on the molding surface 15, and as the injection molding liquid forms the inverted part of the rearview mirror on the first inverted molded block 12, the second inverted molded block 13, the third inverted molded block 14 and the inverted rod 16, in the demolding process, the advancing plate 17 is driven to move and drive the inverted rod 16 to extend out between the second inverted molded block 13 and the third inverted molded block 14, so that the inclined guide post 19 moves along the inclined direction of the inclined guide post and towards the direction of the bottom plate of the fixed mold plate 10, the advancing plate 17 is pushed and drives the inverted rod 16 to move towards the direction far away from the inverted molded block 11 and is disconnected from the inverted molded part, then the first sliding plate 21 drives the second sliding plate 22 to move towards the direction far away from the inverted molded block 11 under the driving of the oil cylinder, and the first sliding plate 21 and the second inverted molded block 13 are disconnected from the inverted molded part, at this time, the advancing plate 17 is disconnected from the third sliding plate 23, because the contact surface of the second sliding plate 22 and the third sliding plate 23 is obliquely arranged, the second sliding plate 22 is separated from the third sliding plate 23, and the distance between the second sliding plate 22 and the third sliding plate 23 is increased, under the condition of no support, the third sliding plate 23 can move downwards to be contacted with the second sliding plate 22 and the advance plate 17 again, so that the third reverse buckling forming block 14 moves downwards to be separated from the reverse mirror plastic part, and finally the reverse mirror plastic part is ejected in the upward ejection process of the ejector rod 28.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although the stationary platen 10, the inverted mirror forming block 11, the first inverted forming block 12, the second inverted forming block 13, the third inverted forming block 14, the forming face 15, the inverted bar 16, the front plate 17, the backward inverted demolding part 18, the inclined guide post 19, the sliding plate 20, the first sliding plate 21, the second sliding plate 22, the third sliding plate 23, the axial guide post 24, the movement limiting block 25, the groove 26, the guide groove 27, the straight top bar 28, the buckling block 29, the plate groove 30, etc., are used more herein, these terms are used only for the purpose of more conveniently describing and explaining the essence of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
Claims (10)
1. A secondary sliding block demoulding mechanism for a complex area of an automobile rearview mirror comprises a fixed die plate (10) and is characterized in that a rearview mirror forming block (11) protrudes from the fixed die plate (10), a first inverted-buckle forming block (12) is movably connected to one side of the rearview mirror forming block (11), a second inverted-buckle forming block (13) is movably connected to the upper end face of the first inverted-buckle forming block (12), a third inverted-buckle forming block (14) is movably connected to the upper end face of the second inverted-buckle forming block (13), an inverted-buckle rod (16) is movably connected between the second inverted-buckle forming block (13) and the third inverted-buckle forming block (14), a first traveling plate (17) movably connected with the inverted-buckle rod (16) is connected to the fixed die plate (10), the fixed die plate (10) is also movably connected with a backward reverse-buckling demoulding part (18), and the backward reverse-buckling demoulding part (18) is connected with a first reverse-buckling forming block (12), a second reverse-buckling forming block (13) and a third reverse-buckling forming block (14).
2. The secondary slide block demoulding mechanism for the complicated area of the automobile rearview mirror as claimed in claim 1, wherein an inclined guide post (19) which is obliquely arranged and penetrates through the front plate (17) penetrates through the fixed mould plate (10), the inclined guide post (19) is movably connected with the fixed mould plate (10) and the front plate (17), and when the inclined guide post (19) reciprocates back and forth along the inclined direction of the inclined guide post, the inclined guide post can push the front plate (17) to be far away from or close to the rearview mirror forming block (11).
3. The secondary slide demoulding mechanism for the complicated area of the automobile rearview mirror as claimed in claim 1, wherein the backward reverse demoulding component (18) comprises a sliding plate (20), a first sliding plate (21) connected with a first reverse forming block (12) is movably connected to the sliding plate (20), a second sliding plate (22) connected with a second reverse forming block (13) is fixedly connected to the first sliding plate (21), a third sliding plate (23) connected with a third reverse forming block (14) is movably connected to the second sliding plate (22), the third sliding plate (23) is movably connected with the forward plate (17), and when the first sliding plate (21) moves towards the direction far away from the rearview mirror forming block (11), the third sliding plate (23) moves downwards towards the direction close to the forward plate (17).
4. The secondary slide block demoulding mechanism for the complicated area of the automobile rearview mirror as claimed in claim 3, wherein the third sliding plate (23) is obliquely arranged with the contact surface between the second sliding plate (22) and the front plate (17), and the contact surface extends from one end close to the rearview mirror forming block (11) to the other end in the direction far away from the fixed mould plate (10).
5. The secondary slide block demoulding mechanism for the complicated area of the automobile rearview mirror as claimed in claim 3, wherein a shaft guide post (24) is arranged on the axial direction of the sliding plate (20), and a limit moving block (25) which can reciprocate up and down along the shaft guide post (24) and is hinged with the third sliding plate (23) is movably connected to the shaft guide post (24).
6. The secondary slide block demoulding mechanism for the complicated area of the automobile rearview mirror as claimed in claim 1, wherein a groove (26) connected with the forming surface (15) is arranged in the reversing rod (16), the groove (26) extends into the reversing rod (16) along the horizontal direction of the reversing rod (16), and a gap is formed between the groove (26) and the third reversing forming block (14).
7. The secondary slide block demoulding mechanism for the automobile rearview mirror complex area is characterized in that a guide groove (27) with a T-shaped cross section penetrates through the front plate (17), and the width of the end wall of the guide groove (27) far away from the fixed mould plate (10) is larger than that of the end wall of the guide groove (27) close to the fixed mould plate (10).
8. The secondary slide block demoulding mechanism for the complicated area of the automobile rearview mirror as claimed in claim 3, wherein the sliding plate (20) extends out of the fixed mould plate (10) along the horizontal direction of the fixed mould plate (10).
9. The secondary slide block demoulding mechanism for the complicated area of the automobile rearview mirror as claimed in claim 1, wherein a plurality of straight ejector rods (28) are movably connected in the rearview mirror forming block (11), and one straight ejector rod (28) is abutted against the side end surface of the third reverse forming block (14) when the mold is closed.
10. The secondary slider demoulding mechanism for the complicated area of the automobile rearview mirror as claimed in claim 1, wherein a buckling block (29) is arranged on the side wall of the rearview mirror forming block (11) close to the bottom of the fixed die plate (10) and far away from the first reverse buckling forming block (12), and a plurality of plate grooves (30) which are axially arranged along the fixed die plate (10) are further arranged in the rearview mirror forming block (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921737790.6U CN211138010U (en) | 2019-10-16 | 2019-10-16 | Secondary sliding block demoulding mechanism for complex area of automobile rearview mirror |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921737790.6U CN211138010U (en) | 2019-10-16 | 2019-10-16 | Secondary sliding block demoulding mechanism for complex area of automobile rearview mirror |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211138010U true CN211138010U (en) | 2020-07-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921737790.6U Active CN211138010U (en) | 2019-10-16 | 2019-10-16 | Secondary sliding block demoulding mechanism for complex area of automobile rearview mirror |
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| CN (1) | CN211138010U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113085113A (en) * | 2021-06-04 | 2021-07-09 | 宁波均胜群英汽车系统股份有限公司 | Core pulling structure for producing injection mold for rearview mirror shell |
-
2019
- 2019-10-16 CN CN201921737790.6U patent/CN211138010U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113085113A (en) * | 2021-06-04 | 2021-07-09 | 宁波均胜群英汽车系统股份有限公司 | Core pulling structure for producing injection mold for rearview mirror shell |
| CN113085113B (en) * | 2021-06-04 | 2021-08-20 | 宁波均胜群英汽车系统股份有限公司 | Core pulling structure for producing injection mold for rearview mirror shell |
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Denomination of utility model: Demoulding mechanism of secondary slide in complex area of automobile reversing mirror Effective date of registration: 20210122 Granted publication date: 20200731 Pledgee: Taizhou Huangyan sub branch of Zhejiang Tailong Commercial Bank Co.,Ltd. Pledgor: Taizhou Huangyan Maorong plastic mould Co.,Ltd. Registration number: Y2021330000082 |