CN107914367B - Double-linkage type shower head elbow injection mold and using method thereof - Google Patents

Double-linkage type shower head elbow injection mold and using method thereof Download PDF

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Publication number
CN107914367B
CN107914367B CN201711148461.3A CN201711148461A CN107914367B CN 107914367 B CN107914367 B CN 107914367B CN 201711148461 A CN201711148461 A CN 201711148461A CN 107914367 B CN107914367 B CN 107914367B
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group
core
sliding block
pulling
transmission gear
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CN107914367A (en
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不公告发明人
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Ningbo Yishou Mould Co., Ltd.
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Ningbo Yishou Mould Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • B29C45/261Moulds having tubular mould cavities
    • B29C45/2614Moulds having tubular mould cavities for manufacturing bent tubular articles using an undercut forming mould core
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • B29C45/33Moulds having transversely, e.g. radially, movable mould parts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • B29C45/32Moulds having several axially spaced mould cavities, i.e. for making several separated articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • B29C45/33Moulds having transversely, e.g. radially, movable mould parts
    • B29C45/332Mountings or guides therefor; Drives therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/40Removing or ejecting moulded articles
    • B29C45/44Removing or ejecting moulded articles for undercut articles

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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 provides a double-linkage type shower head elbow injection mold and a using method thereof, wherein the double-linkage type shower head elbow injection mold comprises a core-pulling power mechanism, a first group of core-pulling mechanisms A, a second group of core-pulling mechanisms B, a water outlet sliding block mechanism C and a threaded hole sliding block mechanism D; the first transmission gear and the second transmission gear transmit the power of the motor gear to the sliding block power racks on the core-pulling mechanism A group and the core-pulling mechanism B group, so as to drive the flat sliding block to perform core-pulling sliding motion; the C group and the D group form a water outlet adjusting hole position and a demoulding part of a thread part, the complexity of the core pulling mechanism of the product with multiple cavities and the traditional complex structure of the inner pipe arc core pulling mechanism are simplified, and the reliability of the arc core pulling mechanism and the injection molding production efficiency of the mold are improved.

Description

Double-linkage type shower head elbow injection mold and using method thereof
The application has the following application numbers: 2015104032025, the name of invention creation: a double linkage type shower head elbow injection mold, application date are: divisional application of the invention patent application on 10/07/2015.
Technical Field
The invention relates to the field of injection mold mechanism design, in particular to a double-linkage type shower head elbow injection mold and a use method thereof.
Background
When the shower nozzle product is molded and formed, the product is limited by the particularity of the product, the arc core pulling of the inner pipe with a certain arc curvature and the side core pulling of the side water outlet adjusting hole are required, meanwhile, when a mold with multiple cavities is required for improving the injection molding production efficiency, a special core pulling and demolding mechanism needs to be designed, the simpler the core pulling mechanism is, the easier the mold is to process, the production and manufacturing cost of the mold is relatively reduced, and the mechanism is simplified, and the reliability and the stability of the mechanism are better.
Disclosure of Invention
The invention aims to solve the technical problem of providing a double-linkage type shower head elbow injection mold which comprises a core-pulling power mechanism, a first group of core-pulling mechanisms A, a second group of core-pulling mechanisms B, a water outlet sliding block mechanism C and a threaded hole sliding block mechanism D; the core pulling power mechanism comprises a power motor, a motor gear, a middle transmission gear, a first bearing seat, a central power shaft, a first transmission gear, a second bearing seat, a second bearing and a first bearing; the first core-pulling mechanism group A and the second core-pulling mechanism group B have the same structure, and the first core-pulling mechanism group A comprises a pressing block, a left guide groove plate, a right guide groove plate, a bent pipe sliding block head, a flat sliding block body, a sliding block body power rack and a central guide strip; the water outlet sliding block mechanism C group part comprises a sliding block seat, a first pressing block, a first sliding block, a second sliding block pressing strip and a second sliding block; and the threaded hole sliding block mechanism D group comprises a third pressing block, a third sliding block, a fourth sliding block, a middle pressing block, a fifth sliding block, a sixth sliding block and a fourth pressing block.
Preferably, the core pulling power mechanism comprises a power motor, a motor gear, an intermediate transmission gear, a first bearing seat, a central power shaft, a first transmission gear, a second bearing seat, a second bearing and a first bearing; the power motor is installed on a die template through screws, the first bearing seat and the second bearing seat are installed on the die template through screws, the central power shaft is installed on the first bearing seat and the second bearing seat through the second bearings and the first bearings, the first transmission gear, the second transmission gear and the intermediate transmission gear are installed on the central power shaft, the intermediate transmission gear transmits active power from the motor gear, and the first transmission gear and the second transmission gear transmit the power of the motor gear to the sliding block power racks on the core pulling mechanism A group and the core pulling mechanism B group, so that the sliding motion of core pulling of the flat sliding block is driven.
Preferably, the group A of the first core-pulling mechanism group comprises a pressing block, a left guide groove plate, a right guide groove plate, a bent pipe sliding block head, a flat sliding block body, a sliding block body power rack and a central guide strip; the left guide groove plate and the right guide groove plate are provided with guide grooves for guiding the core-pulling motion of the flat-plate sliding block body by the central guide strip; the sliding block body power rack, the central guide strip and the bent pipe sliding block head are arranged on the flat sliding block body; the left guide groove plate and the right guide groove plate are assembled into a motion guide sliding frame of the flat sliding block body through a cushion block and a screw, and the motion guide sliding frame is arranged on a die template and is used for the flat sliding block body, the sliding block body power rack, the central guide strip and the bent pipe sliding block head to move in; the sliding block power racks on the group A and the group B are connected with the first transmission gear and the second transmission gear, so that the first transmission gear and the second transmission gear drive the flat sliding blocks in the group A and the group B to slide along the guide grooves on the left guide groove plate and the right guide groove plate in the group A and the group B, and power is provided for core pulling.
Preferably, the pressing block provides a closing and injection molding locking force for the flat plate sliding block body.
Preferably, the water outlet slider mechanism C comprises a slider seat, a first pressing block, a first slider, a second slider pressing strip and a second slider; the slide block seat, the first pressing block, the first slide block and the inclined guide column and the pressing block thereof form a water outlet hole slide block demoulding mechanism of a first product; the second slide block pressing strip, the second slide block, the inclined guide post of the second slide block and the pressing block form a water outlet slide block demoulding mechanism of a second product.
Preferably, the threaded hole sliding block mechanism D group comprises a third pressing block, a third sliding block, a fourth sliding block, a middle pressing block, a fifth sliding block, a sixth sliding block and a fourth pressing block; the third pressing block, the third sliding block and a guide pillar thereof, the fourth sliding block and a guide pillar thereof, and the left inclined surface of the middle pressing block form a half loose core sliding block of a first product; the right inclined plane of the middle pressing block, the fifth sliding block and the guide pillar thereof, the sixth sliding block and the guide pillar thereof, and the fourth pressing block form a half loose core sliding block of a second product.
Has the advantages that: according to the double-linkage type shower head elbow injection mold provided by the technical scheme, the complexity of a side core-pulling mechanism when a multi-cavity mold is adopted for designing a multi-cavity product and the traditional complex structure of an inner pipe arc core-pulling mechanism when the shower head product needs multi-cavity molding are simplified, the reliability of the arc core-pulling mechanism and the injection molding production efficiency of the mold are improved, and the production and manufacturing cost of the mold is reduced; the structure design is reasonable, the structure is compact, the work is stable, and the operation is safe and reliable.
Drawings
FIG. 1 is a schematic view of an object product to which a double-linkage type shower head elbow injection mold of the present invention is applied;
FIG. 2 is a schematic layout view of a dual-linkage type shower head elbow injection mold according to the present invention;
FIG. 3 is a schematic view of the installation of the slide block structures of the group A and the group B of the core-pulling mechanism of the double-linkage type shower head elbow injection mold of the invention;
FIG. 4 is a schematic diagram of the power structure of the group A and group B mechanisms of the double-linkage type bent pipe of the invention;
FIG. 5 is a schematic structural diagram of a core-pulling mechanism group A of the double-linkage type shower head elbow injection mold of the invention;
FIG. 6 is an assembly diagram of a group A of core-pulling mechanisms of a double-linkage type shower head elbow injection mold according to the present invention; FIG. 7 is a schematic view of an installation of a core-pulling slider of a double-linkage type elbow of an injection mold for a flower-headed elbow according to the present invention;
FIG. 8 is a schematic diagram of the analysis of the movement of the sliding blocks of the group A and the group B of the double-linkage type shower head elbow injection mold of the present invention
FIG. 9 is a schematic diagram of the slide block mechanisms of the group C and the group D of the double-linkage type shower head elbow injection mold according to the present invention;
FIG. 10 is a schematic view of a slide block mechanism of a group C and a group D of the double-linkage type shower head elbow injection mold for mounting a shaft on the mold;
FIG. 11 is a schematic view of the installation of the slide block mechanism molds of the group A and the group B of the double-linkage type shower head elbow injection mold of the present invention;
fig. 12 is a schematic view of the installation of the slide block mechanism molds of the group C and the group D of the double-linkage type bent pipe of the shower head of the invention.
Detailed Description
FIGS. 2-12 are related explanatory views of the present invention; a double-linkage type shower head elbow injection mold comprises a core-pulling power mechanism, a first group of core-pulling mechanisms A, a second group of core-pulling mechanisms B, a water outlet hole sliding block mechanism C and a threaded hole sliding block mechanism D; the core pulling power mechanism comprises a power motor 1, a motor gear 2, an intermediate transmission gear 3, a first bearing seat 4, a central power shaft 5, a first transmission gear 6, a second transmission gear 7, a second bearing seat 8, a second bearing 9 and a first bearing 10; the first core-pulling mechanism group A and the second core-pulling mechanism group B have the same structure, and the first core-pulling mechanism group A comprises a pressing block 11, a left guide groove plate 12, a right guide groove plate 13, a bent pipe slider head 14, a flat plate slider body 15, a slider body power rack 16 and a central guide strip 17; the water outlet slider mechanism C comprises a slider seat 25, a first pressing block 26, a first slider 27, a second slider pressing bar 28 and a second slider 29; the threaded hole slide block mechanism D group comprises a third pressing block 18, a third slide block 19, a fourth slide block 20, a middle pressing block 21, a fifth slide block 22, a sixth slide block 23 and a fourth pressing block 24.
The core pulling power mechanism comprises a power motor 1, a motor gear 2, a middle transmission gear 3, a first bearing seat 4, a central power shaft 5, a first transmission gear 6, a second transmission gear 7, a second bearing seat 8, a second bearing 9 and a first bearing 10; the power motor 1 is installed on a mold template through screws, the first bearing seat 4 and the second bearing seat 8 are installed on the mold template through screws, the central power shaft 5 is installed on the first bearing seat 4 and the second bearing seat 8 through the second bearings 9 and 10, the first transmission gear 6, the second transmission gear 7 and the intermediate transmission gear 3 are installed on the central power shaft 5, the intermediate transmission gear 3 transmits active power from the motor gear 2, and the first transmission gear 6 and the second transmission gear 7 transmit the power of the motor gear 2 to the slider power rack 16 on the core-pulling mechanism A group and the core-pulling mechanism B group, so that the flat slider 15 is driven to perform core-pulling sliding motion, as shown in fig. 4-7.
The first group A of core-pulling mechanisms comprises a pressing block 11, a left guide groove plate 12, a right guide groove plate 13, a bent pipe sliding block head 14, a flat sliding block body 15, a sliding block body power rack 16 and a central guide strip 17; the left guide slot plate 12 and the right guide slot plate 13 are provided with guide slots for guiding the core-pulling movement of the flat plate sliding block body 15 by the central guide strip 17; the slider body power rack 16, the central guide strip 17 and the bent pipe slider head 14 are arranged on the flat slider body 15; the left guide groove plate 12 and the right guide groove plate 13 are assembled into a motion guide carriage of the flat slide block body 15 through cushion blocks and screws, and the motion guide carriage is arranged on a mould template and used for the flat slide block body 15, the slide block body power rack 16, the central guide strip 17 and the bent pipe slide block head 14 to move in; the slider power racks 16 on the group a and the group B are coupled with the first transmission gear 6 and the second transmission gear 7, so that the first transmission gear 6 and the second transmission gear 7 drive the flat slider bodies 15 in the group a and the group B to slide along the guide grooves on the left guide groove plate 12 and the right guide groove plate 13 in the group a and the group B, so as to provide power for the core pulling thereof, as shown in fig. 7-8.
The pressing block 11 provides a closing and injection molding locking force for the flat plate sliding block body 15.
The water outlet slider mechanism C comprises a slider seat 25, a first pressing block 26, a first slider 27, a second slider pressing strip 28 and a second slider 29; the slide block seat 25, the first pressing block 26, the first slide block 27, the inclined guide column of the first slide block and the pressing block form a water outlet slide block demoulding mechanism of a first product; the second slider pressing bar 28, the second slider 29, the inclined guide post and the pressing block thereof form a water outlet slider demoulding mechanism of the second product, as shown in fig. 9-10.
The threaded hole sliding block mechanism D group comprises a third pressing block 18, a third sliding block 19, a fourth sliding block 20, a middle pressing block 21, a fifth sliding block 22, a sixth sliding block 23 and a fourth pressing block 24; the first half-clamping block 18, the third sliding block 19 and the guide column thereof, the fourth sliding block 20 and the guide column thereof, and the middle clamping block 21 form a half loose core sliding block of the first product; the right inclined surface of the middle hold-down block 21, the fifth slider 22 and its guide post, the sixth slider 23 and its guide post, and the fourth hold-down block 24 constitute a haver core-pulling slider of the second product, as shown in fig. 10-12.
In actual operation, as shown in fig. 8-12, the operation principle of the movement is as follows:
1) when the group A and the group B core-pulling sliding blocks are unlocked and opened, the movable die part of the die retreats, and the pressing block 11 loses the pressing force on the flat plate sliding block body 15, so that preparation is made for the core-pulling movement of the flat plate sliding block body 15;
2) after the core-pulling slide blocks of the group A and the group B are subjected to core-pulling and die-sinking, the power motor 1 is started, and drives the slide block power racks 16 in the group A and the group B to do circular motion through the motor gear 2, the intermediate transmission gear 3, the central power shaft 5, the first transmission gear 6 and the second transmission gear 7, and the motion conditions are as follows: the motor gear 2 rotates in the direction of T1 as shown in fig. 6, and drives the intermediate transmission gear 3 and the first transmission gear 6 to rotate in the direction of T2, so that the first transmission gear 6 drives the slider power rack 16 to move in the direction of T3 along the sliding groove grooves in the left guide groove plate 12 and the right guide groove plate 13, and thus drives the flat slider body 15 and the bent slider head 14 to move, and the large-angle arc core pulling of the bent pipe part on the flower bud head product is completed;
3) when the C group and D group slide blocks are subjected to core pulling and die opening, the movable die part of the die retreats, the first pressing block 26, the second pressing block 29, the third pressing block 18, the middle pressing block 21 and the fourth pressing block 24 lose the pressing on the corresponding slide blocks, and the C group and D group slide blocks are driven by the inclined guide columns to complete the core pulling of the functional parts; 3) when the reset products of the core-pulling sliding blocks of the group A and the group B are ejected out and the die is reset, the core-pulling assembly is reset firstly, and then the sliding block limiting and positioning assembly is reset; the action process is opposite to the action of loosing core, and power motor 1 starts in the reverse direction, drives slider power rack 16 in A group, B group to be circular motion through motor gear 2, intermediate drive gear 3, central power shaft 5, first drive gear 6, second drive gear 7, and its motion condition is: the motor gear 2 rotates reversely in a direction of T1 as shown in FIG. 6, and drives the intermediate transmission gear 3 and the first transmission gear 6 to rotate reversely in a direction of T2, so that the first transmission gear 6 drives the slider power rack 16 to move reversely in a direction of T3 along the sliding groove grooves in the left guide groove plate 12 and the right guide groove plate 13, and drives the flat slider body 15 and the bent slider head 14 to move and reset, when the mold is closed, the pressing block 11 completely presses back the flat slider body 15, and the flat slider body 15 is tightly locked, and is prevented from being loosened during injection molding; and the C group and the D group of the sliding blocks are driven by the respective inclined guide columns to reset the functional parts of the sliding blocks, and finally the sliding blocks are pressed back by the pressing blocks corresponding to the sliding blocks, so that the mold is completely closed to wait for injection molding circulation.
The embodiments described herein are merely illustrative of the spirit of the invention and various modifications, additions and substitutions 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.

Claims (1)

1. A using method of a double-linkage type shower head elbow injection mold comprises a core-pulling power mechanism, a first group of core-pulling mechanisms A, a second group of core-pulling mechanisms B, a water outlet sliding block mechanism C and a threaded hole sliding block mechanism D; the core pulling power mechanism comprises a power motor (1), a motor gear (2), an intermediate transmission gear (3), a first bearing seat (4), a central power shaft (5), a first transmission gear (6), a second transmission gear (7), a second bearing seat (8), a second bearing (9) and a first bearing (10); the first core-pulling mechanism group A and the second core-pulling mechanism group B have the same structure, and the first core-pulling mechanism group A comprises a pressing block (11), a left guide groove plate (12), a right guide groove plate (13), a bent pipe sliding block head (14), a flat sliding block body (15), a sliding block body power rack (16) and a central guide strip (17); the core pulling mechanism comprises a power motor (1), a first bearing seat (4) and a second bearing seat (8), a central power shaft (5) is arranged on the first bearing seat (4) and the second bearing seat (8) through a second bearing (9) and a first bearing (10), a first transmission gear (6), a second transmission gear (7) and a middle transmission gear (3) are arranged on the central power shaft (5), the middle transmission gear (3) transmits active power from a motor gear (2), and the first transmission gear (6) and the second transmission gear (7) transmit the power of the motor gear (2) to a core pulling mechanism A group and a slider power rack (16) on the core pulling mechanism B group, so that a flat plate slider (15) is driven to perform core pulling sliding motion; guide grooves are formed in the left guide groove plate (12) and the right guide groove plate (13) for guiding the central guide strip (17) to the core-pulling motion of the flat plate sliding block body (15); the slider body power rack (16), the central guide bar (17) and the bent pipe slider head (14) are arranged on the flat slider body (15); the left guide groove plate (12) and the right guide groove plate (13) are assembled into a motion guide frame of a flat slide block body (15) through cushion blocks and screws, and the motion guide frame is arranged on a die template and used for the flat slide block body (15), a slide block body power rack (16), a central guide strip (17) and a bent pipe slide block head (14) to move in; the sliding block power racks (16) on the group A and the group B are connected with the first transmission gear (6) and the second transmission gear (7), so that the first transmission gear (6) and the second transmission gear (7) drive the flat sliding blocks (15) in the group A and the group B to slide along the guide grooves on the left guide groove plate (12) and the right guide groove plate (13) in the group A and the group B, and power is provided for core pulling; the water outlet sliding block mechanism C comprises a sliding block seat (25), a first pressing block (26), a first sliding block (27), a second sliding block pressing strip (28) and a second sliding block (29); the slide block seat (25), the first pressing block (26), the first slide block (27) and the inclined guide column and the pressing block thereof form a water outlet slide block demoulding mechanism of a first product; a second slide block pressing strip (28), a second slide block (29), an inclined guide column of the second slide block and a pressing block form a water outlet slide block demoulding mechanism of a second product; the first half core-pulling sliding block of the product is formed by a third pressing block (18), a third sliding block (19) and a guide column thereof, a fourth sliding block (20) and a guide column thereof, and a left inclined surface of a middle pressing block (21); the right inclined plane of the middle pressing block (21), the fifth sliding block (22) and the guide post thereof, the sixth sliding block (23) and the guide post thereof, and the fourth pressing block (24) form a half loose core sliding block of a second product;
the use method of the mold comprises the following steps:
1) when the group A and the group B core-pulling sliding blocks are unlocked and opened, the movable die part of the die retreats, and the pressing block loses the pressing force on the flat sliding block body, so that preparation is made for the core-pulling movement of the flat sliding block body;
2) after the core-pulling slide blocks of the group A and the group B are subjected to core-pulling and die-sinking, the power motor is started, the power gear, the middle transmission gear, the central power shaft, the first transmission gear and the second transmission gear drive the slide block power racks in the group A and the group B to do circular motion, and the motion conditions are as follows: the motor gear rotates to drive the middle transmission gear and the first transmission gear to rotate clockwise, so that the first transmission gear drives the power rack of the sliding block body to move along the sliding groove grooves in the left guide groove plate and the right guide groove plate, the flat sliding block body and the bent pipe sliding block head are driven to move, and the large-angle arc core pulling of the bent pipe part on the flower tent head product is completed;
3) when the C group of sliding blocks and the D group of sliding blocks are subjected to core pulling and die opening, the movable die part of the die retreats, the first pressing block, the second sliding block pressing block, the third pressing block, the middle pressing block and the fourth pressing block lose the pressing on the corresponding sliding blocks, and the C group of sliding blocks and the D group of sliding blocks are driven by the inclined guide columns to complete the core pulling of the functional parts;
4) when the reset products of the core-pulling sliding blocks of the group A and the group B are ejected out and the die is reset, the core-pulling assembly is reset firstly, and then the sliding block limiting and positioning assembly is reset; the action process is opposite to the action of loosing core, and power motor starts in the reverse direction, drives the slider power rack in A group, B group through motor gear, intermediate drive gear, central power shaft, first drive gear, second drive gear and is circular motion, and its motion condition is: the motor gear rotates reversely to drive the middle transmission gear and the first transmission gear to rotate reversely in a clockwise direction, so that the first transmission gear drives the power rack of the sliding block body to move reversely along the sliding groove grooves in the left guide groove plate and the right guide groove plate, the flat sliding block body and the bent pipe sliding block head are driven to move and reset, and when the mold is closed, the pressing block presses the flat sliding block body back completely to tightly lock the flat sliding block body and prevent the flat sliding block body from loosening during injection molding; and the C group and the D group of the sliding blocks are driven by the respective inclined guide columns to reset the functional parts of the sliding blocks, and finally the sliding blocks are pressed back by the pressing blocks corresponding to the sliding blocks, so that the mold is completely closed to wait for injection molding circulation.
CN201711148461.3A 2015-07-10 2015-07-10 Double-linkage type shower head elbow injection mold and using method thereof Active CN107914367B (en)

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CN201510403202.5A CN104943075B (en) 2015-07-10 2015-07-10 A kind of duplex ejector half spends fluffy head bent pipe injection die
CN201711148461.3A CN107914367B (en) 2015-07-10 2015-07-10 Double-linkage type shower head elbow injection mold and using method thereof

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CN106738684A (en) * 2016-12-24 2017-05-31 浙江工商职业技术学院 Injection mold arc rack core-drawing demoulding mechanism

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