CN113815199A - Double-color swing arm core pulling structure - Google Patents
Double-color swing arm core pulling structure Download PDFInfo
- Publication number
- CN113815199A CN113815199A CN202111238545.2A CN202111238545A CN113815199A CN 113815199 A CN113815199 A CN 113815199A CN 202111238545 A CN202111238545 A CN 202111238545A CN 113815199 A CN113815199 A CN 113815199A
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- CN
- China
- Prior art keywords
- block
- core
- core pulling
- swing arm
- guide block
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
- B29C45/332—Mountings or guides therefor; Drives therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
- B29C45/401—Ejector pin constructions or mountings
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a core pulling structure of a double-color swing arm, which comprises: the device comprises a mould main body, a buckle mechanism and a wane mechanism; the mould main body is provided with a front mould core and a rear mould core; the clamping mechanism is arranged on the rear mold core and comprises a guide block for ejecting the front mold core to facilitate demolding, a guide plate is arranged on one side of the guide block, and a limiting block is arranged on the guide block; the wane mechanism is arranged on the die body and used for controlling the movement of the guide block so as to achieve the effect of controlling whether to demold, and the wane mechanism comprises a base, and a rotating shaft is arranged on the base. According to the invention, through the arrangement of the corresponding mechanism of the injection mold, the double-color mold is opened and closed twice to drive the core pulling movement on the basis of the core pulling of the double-section tunnel, so that the space occupation is reduced, the whole set of movement of the device is synchronous with mold closing, and when the mold closing is in place, the core pulling can also complete ejection limiting, the demolding safety is ensured, and the requirements of the mold are met.
Description
Technical Field
The invention belongs to the technical field of swing arm core pulling, and particularly relates to a double-color swing arm core pulling structure.
Background
With the development of social economy, the application of injection products is increasingly wide, and the structures of the injection products are increasingly complex. But the current double-colored injection mold buckle is because of receiving product structure restriction, and ordinary tunnel slider can cause the mould thin steel, and space and angle problem also can't use the oblique top structure, can only select two sections slider tunnels to loose the core. However, the space required by the core pulling of the double-section sliding block tunnel is large, and the mold arrangement and the tonnage of the forming machine are controlled, so that the core pulling of the double-section sliding block tunnel cannot meet the requirement of the mold.
Therefore, in order to solve the above technical problems, it is necessary to provide a core pulling structure for a two-color swing arm.
Disclosure of Invention
The invention aims to provide a core pulling structure of a double-color swing arm, and aims to solve the problem that the core pulling requirement of a double-section sliding block tunnel is large in space, so that the core pulling of the double-section sliding block tunnel cannot meet the requirement of a mold.
In order to achieve the above object, an embodiment of the present invention provides the following technical solutions:
double-colored swing arm structure of loosing core includes: the device comprises a mould main body, a buckle mechanism and a wane mechanism;
the mould main body is provided with a front mould core and a rear mould core;
the clamping mechanism is arranged on the rear die core and comprises a guide block for ejecting the front die core, so that the demoulding is convenient;
the wane mechanism is arranged on the die body and used for controlling the movement of the guide block, so that the effect of controlling whether to demold is achieved.
Furthermore, a groove is formed in the front die core, so that the extrusion block can be conveniently fixed, the extrusion block is prevented from falling off, the extrusion block can push the front die core, the extrusion block is arranged in the groove and used for pushing the front die core out and pressing the guide block down, and the guide block can drive the clamping block to move.
Furthermore, a guide plate is arranged on one side of the guide block and used for providing a slide way for lifting of the guide plate, so that the guide block cannot deviate during lifting, the stability of the device is improved, the probability of damage of the device is reduced, and unnecessary loss is reduced for a user;
the guide plate is fixed on the rear die core, so that the guide plate is prevented from shaking and falling off, the guide block can not be shifted when moving, and the guide block is connected with the guide plate in a sliding manner, so that the guide block can be conveniently moved.
Furthermore, be equipped with the stopper on the guide block, play spacing effect to the guide block, make the guide block rise can not continue to rise after a section distance to make the guide block can not influence and play the device, and make and loose core can not drop, the top of deflector is located to the stopper.
Furthermore, a pair of dovetail grooves is formed in the guide block, so that the guide block can drive the core pulling to move when moving, and the purpose of driving the clamping block to move is achieved;
the supporting sliding block is connected with the loose core and used for supporting the clamping block and driving the clamping block to move.
Furthermore, a clamping block is arranged at one end, away from the supporting slide block, of the loose core and is used for being clamped in a clamping groove in a buckle, so that the fastening effect is achieved, and a buckle is arranged at one side of the clamping block and is used for clamping the clamping block;
the buckle is fixed on the front die core, so that the buckle cannot move, the clamping of the clamping block is facilitated, and a clamping groove matched with the clamping block is formed in the buckle in a chiseled mode, so that the clamping of the clamping block is facilitated.
Further, the rocker mechanism comprises a base for supporting a rotating shaft, so that the effect of supporting the rocker block is achieved, the rotating shaft is arranged on the base for supporting the rocker block, and the rocker block can rotate freely, so that the push rod and the reset rod are pressed down conveniently.
Furthermore, the rotating shaft is provided with a rocker arm block for prying the ejector rod or the reset rod, and when the ejector rod or the reset rod is pressed downwards, the rocker arm block can pry the other one;
the ejector rod is arranged between the rocker arm block and the guide block and used for pushing the guide block to move so as to drive the core pulling to move, one end, far away from the rocker arm block, of the ejector rod is fixedly connected with the guide block, the ejector rod cannot fall off, and the service life of the device is prolonged.
Further, one side of ejector pin is equipped with the release link for pushing down the rocking arm piece, making the rocking arm piece can prize the ejector pin, the release link is kept away from the one end of rocking arm piece and is installed the fixed block, is used for supporting the release link and promoting the release link and push down, the fixed block install in on the front mould benevolence, make the fixed block can not drop.
Further, the one end that ejector pin and release link are close to the rocking arm piece is the semicircle setting, conveniently presses the rocking arm piece, can not appear blocking the dead condition, ejector pin and release link are in the both ends and the symmetry setting of rocking arm piece respectively, conveniently pry ejector pin or release link, improve device's stability.
Compared with the prior art, the invention has the following advantages:
according to the invention, through the arrangement of the corresponding mechanism of the injection mold, the double-color mold is opened and closed twice to drive the core pulling movement on the basis of the core pulling of the double-section tunnel, so that the space occupation is reduced, the whole set of movement of the device is synchronous with mold closing, and when the mold closing is in place, the core pulling can also complete ejection limiting, the demolding safety is ensured, and the requirements of the mold are met.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a mold closing state diagram of a one-color mold of a core pulling structure of a two-color swing arm according to an embodiment of the invention;
FIG. 2 is a schematic view of the structure at A in FIG. 1;
FIG. 3 is a two-color mold clamping state diagram of a two-color swing arm core pulling structure according to an embodiment of the present invention;
FIG. 4 is a schematic view of the structure of FIG. 3 at B;
FIG. 5 is a schematic structural diagram of a core pulling structure of a double-color swing arm according to an embodiment of the present invention;
FIG. 6 is a cross-sectional view of a guide block in an embodiment of the present invention;
fig. 7 is a schematic structural diagram at C in fig. 6.
In the figure: 1. the die comprises a die body, 101, a front die core, 102, a rear die core, 103, an extrusion block, 2, a clamping mechanism, 201, a guide block, 202, a guide plate, 203, a limiting block, 204, a dovetail groove, 205, a supporting slide block, 206, a loose core, 207, a clamping block, 208, a clamp, 3, a rocker mechanism, 301, a base, 302, a rotating shaft, 303, a rocker block, 304, a push rod, 305, a reset rod, 306 and a fixing block.
Detailed Description
The present invention will be described in detail below with reference to embodiments shown in the drawings. The embodiments are not intended to limit the present invention, and structural, methodological or functional changes made by those skilled in the art according to the embodiments are included in the scope of the present invention.
The invention discloses a core pulling structure of a double-color swing arm, which is shown in figures 1-7 and comprises: the die comprises a die body 1, a buckling mechanism 2 and a wane mechanism 3.
Referring to fig. 1-4, a front mold core 101 and a rear mold core 102 are arranged on a mold body 1 and used for forming a mold cavity, so as to facilitate injection molding, a groove is formed in the front mold core 101 to facilitate fixing of an extrusion block 103 and prevent the extrusion block 103 from falling off, the extrusion block 103 can push the front mold core 101, the extrusion block 103 is arranged in the groove and used for pushing out the front mold core 101 and pressing down a guide block 201, so that the guide block 201 can drive a clamping block 207 to move.
Referring to fig. 1 to 5, the fastening mechanism 2 is disposed on the rear mold core 102, the fastening mechanism 2 includes a guide block 201 for ejecting the front mold core 101, so as to facilitate demolding, and a guide plate 202 is disposed on one side of the guide block 201 for providing a slide way for the lifting of the guide plate 202, so that the guide block 201 does not deviate when lifted, thereby improving the stability of the device, reducing the probability of damage of the device, and reducing unnecessary loss for a user.
Wherein, the deflector 202 is fixed in back mould benevolence 102 on, avoids deflector 202 the condition that rocks to appear, the condition that drops can not appear yet to make the guide block 201 can not appear the condition of skew in the removal, guide block 201 and deflector 202 sliding connection make things convenient for the removal of guide block 201.
In addition, the guide block 201 is provided with a limiting block 203 which has a limiting effect on the guide block 201, so that the guide block 201 cannot continuously rise after rising for a certain distance, the guide block 201 cannot influence the play device, the loose core 206 cannot fall off, and the limiting block 203 is arranged at the top of the guide plate 202.
Referring to fig. 1 to 6, a pair of dovetail grooves 204 are cut on the guide block 201, so that the guide block 201 can drive the core pulling 206 to move when moving, thereby achieving the purpose of driving the engaging block 207 to move, and the pair of dovetail grooves 204 are obliquely arranged to conveniently drive the supporting slider 205 to move.
Referring to fig. 5, a supporting slider 205 is disposed in the dovetail groove 204 and is used for supporting the core 206 and driving the core 206 to move, so as to drive the engaging block 207, and the supporting slider 205 is connected with the core 206 and is used for supporting the engaging block 207 and driving the engaging block 207 to move.
Referring to fig. 1 to 7, an end of the core 206 away from the support slider 205 is provided with a locking block 207 for locking in a locking groove in the locking block 208, so as to achieve a locking effect, and one side of the locking block 207 is provided with the locking block 208 for locking the locking block 207.
The buckle 208 is fixed on the front mold core 101, so that the buckle 208 cannot move, thereby facilitating the clamping of the clamping block 207, and a clamping groove matched with the clamping block 207 is formed in the buckle 208, thereby facilitating the clamping of the clamping block 207.
Referring to fig. 1 to 5, a rocker mechanism 3 is disposed on the mold body 1 for controlling the movement of the guide block 201, so as to achieve the effect of controlling whether to perform demolding, the rocker mechanism 3 includes a base 301 for supporting a rotating shaft 302, so as to achieve the function of supporting a rocker block 303, the rotating shaft 302 is disposed on the base 301 for supporting the rocker block 303, and the rocker block 303 is allowed to rotate freely, so as to facilitate the pressing down of the ejector rod 304 and the reset rod 305.
Wherein, the rotating shaft 302 is provided with a rocker arm block 303 for prying the top rod 304 or the reset rod 305, and when the top rod 304 or the reset rod 305 is pressed downwards, the rocker arm block 303 can pry the other one.
Referring to fig. 1 to 5, a push rod 304 is arranged between the rocker block 303 and the guide block 201 and used for pushing the guide block 201 to move, so as to drive the loose core 206 to move, and one end of the push rod 304, which is far away from the rocker block 303, is fixedly connected with the guide block 201, so that the push rod 304 cannot fall off, and the service life of the device is prolonged.
Referring to fig. 1 to 5, a reset rod 305 is disposed on one side of the top rod 304 and used for pressing down the rocker block 303, so that the rocker block 303 can pry the top rod 304, a fixing block 306 is disposed at one end of the reset rod 305 away from the rocker block 303 and used for supporting the reset rod 305 and pushing the reset rod 305 to press down, and the fixing block 306 is disposed on the front mold core 101, so that the fixing block 306 cannot fall off.
Wherein, the one end that ejector pin 304 and release link 305 are close to rocking arm piece 303 is the semicircle setting, conveniently presses rocking arm piece 303, the dead condition of card can not appear, and ejector pin 304 and release link 305 are in the both ends and the symmetry setting of rocking arm piece 303 respectively, conveniently pry ejector pin 304 or release link 305, improve the stability of device.
When the mold is used specifically, in a one-color injection molding and mold closing state, the guide block 201 drives the loose core 206 to reset under the action of the extrusion block 103 (the mechanism resets when the bottom of the guide block 201 touches the rear mold core 102, and then the injection molding of a product can be started;
when the double-color mold closing is performed after the single-color injection molding, the rocker arm block 303 is pried by the reset rod 305 fixed on the double-color front mold, so that the rocker arm block 303 rotates with the rotating shaft 302, the ejector rod 304 is pushed to perform ejection motion upwards, the core pulling 206 performs inclined motion along the dovetail groove 204 on the guide block 201, complete demolding of the back-off is completed, the whole motion is completed in the mold closing process and is synchronous with the mold closing, the core pulling 206 and the guide block 201 also complete ejection limit due to the existence of the guide limit block 203 when the mold closing is in place, and the demolding safety is ensured.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. Double-colored swing arm structure of loosing core, its characterized in that includes:
the mould comprises a mould main body (1), wherein a front mould core (101) and a rear mould core (102) are arranged on the mould main body (1);
the clamping mechanism (2) is arranged on the rear die core (102), and the clamping mechanism (2) comprises a guide block (201) which is used for ejecting the front die core (101) so as to be convenient for demoulding;
and the warping mechanism (3) is arranged on the die main body (1) and used for controlling the movement of the guide block (201), so that the effect of controlling whether to demold is achieved.
2. The two-color swing arm core pulling structure according to claim 1, wherein a groove is formed in the front mold core (101), and an extrusion block (103) is arranged in the groove.
3. The bicolor swing arm core pulling structure according to claim 1, wherein a guide plate (202) is arranged on one side of the guide block (201), the guide plate (202) is fixed on the rear mold core (102), and the guide block (201) is connected with the guide plate (202) in a sliding manner.
4. The bicolor swing arm core pulling structure according to claim 3, wherein a limiting block (203) is arranged on the guide block (201), and the limiting block (203) is arranged at the top of the guide plate (202).
5. The bicolor swing arm core pulling structure according to claim 1, wherein a pair of dovetail grooves (204) are formed in the guide block (201), supporting sliding blocks (205) are arranged in the dovetail grooves (204), and core pulling bodies (206) are connected to the supporting sliding blocks (205).
6. The bicolor swing arm core pulling structure according to claim 5, wherein a clamping block (207) is arranged at one end, away from the supporting slider (205), of the core pulling body (206), a buckle (208) is arranged at one side of the clamping block (207), the buckle (208) is fixed on the front mold core (101), and a clamping groove matched with the clamping block (207) is formed in the buckle (208).
7. The bicolor swing arm core pulling structure according to claim 1, wherein the rocker mechanism (3) comprises a base (301), and a rotating shaft (302) is arranged on the base (301).
8. The core pulling structure for the double-color swing arm according to claim 7, wherein a rocker arm block (303) is mounted on the rotating shaft (302), a push rod (304) is arranged between the rocker arm block (303) and the guide block (201), and one end, far away from the rocker arm block (303), of the push rod (304) is fixedly connected with the guide block (201).
9. The bicolor swing arm core pulling structure according to claim 8, wherein a reset rod (305) is arranged on one side of the ejector rod (304), a fixed block (306) is installed at one end, away from the rocker arm block (303), of the reset rod (305), and the fixed block (306) is installed on the front mold core (101).
10. The core pulling structure for the double-color swing arm according to claim 9, wherein the ends of the ejector rods (304) and the reset rods (305) close to the rocker arm blocks (303) are arranged in a semicircular manner, and the ejector rods (304) and the reset rods (305) are respectively arranged at two ends of the rocker arm blocks (303) and are symmetrically arranged.
Priority Applications (1)
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CN202111238545.2A CN113815199B (en) | 2021-10-25 | 2021-10-25 | Dual-color swing arm core pulling structure |
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CN202111238545.2A CN113815199B (en) | 2021-10-25 | 2021-10-25 | Dual-color swing arm core pulling structure |
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CN113815199B CN113815199B (en) | 2023-05-23 |
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