CN211763219U - Cup lid mould for injection moulding - Google Patents
Cup lid mould for injection moulding Download PDFInfo
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- CN211763219U CN211763219U CN201922285585.7U CN201922285585U CN211763219U CN 211763219 U CN211763219 U CN 211763219U CN 201922285585 U CN201922285585 U CN 201922285585U CN 211763219 U CN211763219 U CN 211763219U
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Abstract
The utility model relates to a cup field of making. In order to avoid the situation that the back-off in the groove at the top of the cup cover is easily damaged by the insert, the utility model provides a cup cover injection mold, wherein, the mold core comprises a front template, a rear template, a front mold core and a rear mold core, and the front template and the rear template are buckled with each other to form a mold core groove; the rear mold core and the front mold core are arranged in the mold core groove; the front mould pressing piece is pressed on the top of the mould core, and the rear mould pressing piece is attached to the bottom of the mould core; the inner cavity insert is arranged on the rear die ejector, the middle plug is arranged in the top groove insert and fixed on the front die pressing piece and positioned right above the inner cavity insert, and the reverse buckling insert is inserted in the top groove insert hole and clamped between the middle plug and the hole wall of the top groove insert hole; the outer insert is sleeved at the joint of the inner cavity insert and the top groove insert and is pressed on the rear mold core to form an injection mold cavity in a surrounding manner. When the utility model is used for the injection molding of the mold for the cup cover to form the cup cover, the back-off in the groove at the top of the cup cover can be prevented from being damaged by the insert.
Description
Technical Field
The utility model relates to a cup field of making especially relates to a mould for bowl cover of the notched plastics material is established at top of moulding plastics.
Background
The top of the cup cover shown in fig. 1 is provided with a groove 01, and the inner side wall of the groove 01 is provided with a reverse buckle 02 for connection. When utilizing this bowl cover of current mould injection moulding, during the drawing of patterns, back-off 02 very easily is hindered by the mold insert strain, leads to the production efficiency of the bowl cover that the notched bowl cover is established at the top to be low, and manufacturing cost is high.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that the undercut in the groove at the top of the cup cover formed by injection molding is easy to be damaged by an insert, the utility model provides a cup cover injection molding die, which comprises a die core, a front die pressing piece, a rear die ejecting piece, an inner cavity insert, an ejecting groove insert and an outer insert, wherein the die core comprises a front template, a rear template, a front die core and a rear die core, the front template is provided with a die core front groove, the rear template is provided with a die core rear groove, and when the front template is buckled with the rear template, the die core front groove is butted with the die core rear groove to form a die core groove; the rear mold core is arranged in the mold core rear groove, and an inner cavity insert hole penetrating the inner cavity insert is formed in the rear mold core; the front mold core is arranged in the mold core front groove, and a top groove mold insert hole penetrating through the top groove mold insert is formed in the front mold core;
the front mould pressing piece is pressed on the top surface of the front template and is connected with the front template through a sliding rod, the upper end of the sliding rod is fixed on the front mould pressing piece, and the lower end of the sliding rod is arranged in a sliding hole in the front template and can slide in the sliding hole; the rear mould top piece is attached to the bottom surface of the rear mould plate and connected with the rear mould plate;
the inner cavity insert is arranged on the rear die top piece and penetrates through the rear die plate and the inner cavity insert hole;
the top groove insert comprises a middle plug and a reverse buckling insert, the middle plug is fixedly mounted on the front mould pressing piece and penetrates through the front template and the top groove insert hole, and the middle plug is positioned right above the inner cavity insert and close to the inner cavity insert; the inverted buckle insert is inserted into the top groove insert hole and clamped between the middle plug and the hole wall of the top groove insert hole;
the outer insert is sleeved at the joint of the inner cavity insert and the top groove insert, the outer insert is connected with the front template and pressed on the rear mold core, and the outer insert, the inner cavity insert, the top groove insert and the rear mold core are surrounded to form an injection molding mold cavity.
Use the utility model discloses when the bowl cover that is provided with the back-off in the bowl cover mould plastics and forms the bowl cover in the recess of top for the bowl cover injection molding, utilize preceding moulded piece to keep away from preceding template orientation pulling front bezel, during middle part plug in front mould benevolence and the top groove mold insert, middle part plug and preceding moulded piece are simultaneously to keeping away from the removal of back template orientation, mould benevolence in the mould benevolence front bezel of front bezel and installation on the front bezel begins to remove to keeping away from back template orientation along with preceding moulded piece when the lower extreme of slide bar slides to the slide opening top, make middle part plug before mould benevolence and outer insert separation extract from the top groove mold insert hole, thereby make back-off the top recess of bowl cover without resistance follow the bowl cover deviate from, avoid the back-off in the bowl cover top recess to be hindered by the mold insert, improve the bowl cover success rate of moulding plastics of bowl cover, and then improve.
Preferably, a positioning step is arranged on the hole wall of the top groove insert hole on the front mold core, and an installation step clamped with the positioning step is arranged on the surface of the inverted insert departing from the middle plug. Like this, utilize the installation step on the back-off mold insert and the location step block on the pore wall in top groove mold insert hole, both can avoid the back-off mold insert to receive the impact of the material of moulding plastics and take place the dislocation at the in-process of moulding plastics, can avoid the back-off mold insert to pull out the back slippage from top groove mold insert hole at middle part plug again, influence the efficiency of moulding plastics.
Preferably, the outer diameter of the middle portion of the middle plug is greater than the outer diameter of the free end. Therefore, the part of the middle plug inserted into the insert hole of the top groove is of an inverted conical structure, and the middle plug is conveniently driven by the front mould pressing piece to be pulled out of the insert hole of the top groove when the mould is opened.
Preferably, the mold further comprises a support and a floating mechanism, the support comprises a bottom plate and two supporting blocks, the bottom plate is located below the rear mold top piece, the two supporting blocks are located between the bottom plate and the rear mold top piece and are oppositely arranged, a floating space is formed between the bottom plate and the rear mold top piece, and the supporting blocks are provided with mounting columns for mounting the rear mold top piece; the floating mechanism comprises a floating plate and a floating support column, the floating plate is located in the floating space, the fixed end of the floating support column is installed on the floating plate, the floating top end of the floating support column penetrates through the rear mold jacking piece and abuts against the rear mold plate, and when the floating plate floats towards the mold core, the floating support column ejects a cup cover formed by injection molding from the inner cavity insert through the rear mold plate and the rear mold core to finish demolding.
Thus, when the cup cover formed by injection molding of the injection mold of the cup cover is used, the front mold pressing piece is firstly utilized to drive the top groove insert, the front template, the front mold core and the outer embedded piece to move towards the direction deviating from the rear template, so that the top groove insert and the outer embedded piece are separated from the cup cover formed by injection molding; and then lifting the floating plate towards the direction of the rear template to enable the floating supporting column to jack the rear template towards the direction of the front template, and driving the rear mold core to move towards the direction of the front template by the rear template, so that the cup cover sleeved on the inner cavity mold insert is separated from the inner cavity mold insert by the rear mold core, and demolding is finished. Therefore, when the cup cover is formed by injection molding of the injection mold of the cup cover, the floating mechanism is utilized to take off the cup cover from the inner cavity insert through the rear template and the rear mold kernel, and the demolding is simple and convenient.
Preferably, a floating spring is sleeved on the floating support, and the top end of the floating spring is inserted into a floating groove in the rear template component. Like this, when accomplishing the compound die after the drawing of patterns operation, usable floating spring slows down the falling speed of preceding mould pressing spare and mold core, avoids support and relocation mechanism impaired, prolongs the utility model discloses the injection mold's of bowl cover life.
Preferably, the bottom plate is provided with a floating guide post, a free end of the floating guide post passes through a guide hole on the floating plate, and the free end of the floating guide post is inserted into a floating guide groove at the bottom of the rear mold top when the mold is closed. Like this, at drawing of patterns and compound die in-process, the direction of motion of floating guide pillar control floating plate spare of usable, avoid floating plate spare to take place the dislocation in the motion process, influence follow-up use. Further, a protective sleeve is arranged in the guide hole. Like this, can avoid the pore wall looks mutual friction of the guiding hole on the guide pillar directness of floating and the floating plate, slow down the impaired speed of the guide pillar that floats, the extension the utility model discloses the injection mold's of bowl cover life.
Preferably, an outer clamping piece is clamped between the front template and the rear template, and a clamping surface of the outer clamping piece is attached to the front mold core and the rear mold core and fixedly connected with the outer insert. Therefore, the outer insert is clamped by the outer clamping piece, so that the outer insert can be prevented from shifting in the injection molding process, and the injection molding effect of the cup cover is ensured. Furthermore, a clamping groove for clamping the outer insert is formed in the clamping surface of the outer clamping piece. In this way, the stability of the fixation of the insert can be further enhanced.
Preferably, an inclined guide post is arranged on the front template, a sliding end of the inclined guide post penetrates through the outer clamping piece and extends into the guide groove on the rear template, and the sliding end of the inclined guide post is inclined towards a direction far away from the injection mold groove. Like this, when the die sinking, the guide pillar removes along with preceding template to the direction of keeping away from the back template to one side for two guide pillars to one side that are located injection mold groove both sides are at the interval crescent of injection mold groove department, and then usable guide pillar to one side is separated the exterior trim that the butt joint formed, makes things convenient for the drawing of patterns.
Drawings
FIG. 1 is a schematic structural view of a cup lid to be injection molded;
FIG. 2 is a schematic structural view of the injection mold for cup lid of the present invention;
FIG. 3 is a schematic sectional view A-A of FIG. 2;
FIG. 4 is a schematic cross-sectional view of B-B of FIG. 2;
FIG. 5 is a structural schematic view of another angle of the cup cover injection mold of the present invention;
FIG. 6 is a schematic cross-sectional view of C-C of FIG. 5;
fig. 7 is a schematic sectional view of the structure of fig. 5 taken along line D-D.
Detailed Description
The following describes the mold for injection molding of the cup lid in detail with reference to fig. 2-7.
As shown in fig. 2-7, the injection mold for cup lid of the present invention comprises a mold core, a front mold pressing member 2, a rear mold ejecting member 3, an inner cavity insert 4, a top groove insert 5, an outer insert 6, a support and a floating mechanism. The mold core comprises a front mold plate 11, a rear mold plate 12, a front mold core 13 and a rear mold core 14, wherein a mold core front groove is formed in the front mold plate 11, a mold core rear groove is formed in the rear mold plate 12, and when the front mold plate 11 and the rear mold plate 12 are buckled with each other, the mold core front groove and the mold core rear groove are butted to form a mold core groove; the front die core 13 is arranged in the front groove of the die core, and a top groove insert hole for penetrating the top groove insert 5 is formed in the front die core 13; the rear die core 14 is arranged in the die core rear groove, and an inner cavity insert hole for penetrating the inner cavity insert 4 is formed in the rear die core 14.
The front mould pressing piece 2 is pressed on the top surface of the front template 11 and is connected with the front template 11 through a slide rod 21, the upper end of the slide rod 21 is fixed on the front mould pressing piece 2, and the lower end of the slide rod 21 is arranged in a slide hole 111 on the front template 11 and can slide in the slide hole 111; the rear mold top 3 is attached to the bottom surface of the rear mold plate 12 and is joined to the rear mold plate 12. Preferably, the slide hole 111 penetrates the front mold plate 11 and the rear mold plate 12 and extends to the rear mold member 3. In this way, the separation distance and time between the middle plug 51 in the top groove insert 5 and the insert 52 at the time of mold opening can be effectively increased. Preferably, the rear mold top 3 is connected with the rear mold plate 12 through a connecting bolt, and the connection is simple and convenient. Preferably, the front and rear die members 2 and 3 are each formed by a combination of multiple plate segments. Such front mold pressing member 2 and rear mold pressing member 3 are simple in structure and convenient to manufacture.
The inner cavity insert 4 is fixedly arranged on the rear die ejector 3, a thread groove is formed in the periphery of the free end of the inner cavity insert 4, and the free end of the inner cavity insert 4 penetrates through the rear die plate 12 and the inner cavity insert hole and is inserted into the die core groove.
The top groove insert 5 comprises a middle plug 51 and a back-off insert 52, wherein the middle plug 51 is mounted and fixed on the front die pressing piece 2 and penetrates through top groove insert holes on the front template 11 and the front die core 13, and the middle plug 51 is positioned right above the inner cavity insert 4 and close to the inner cavity insert 4; the insert 52 is inserted into the insert hole of the top groove, and the insert 52 is sandwiched between the middle plug 51 and the wall of the insert hole of the top groove. Preferably, the outer diameter of the middle portion of the middle plug 51 is larger than the outer diameter of the free end. In this way, the part of the middle plug 51 inserted into the top-cavity insert hole is of an inverted conical structure, so that the front mold pressing piece 2 can drive the middle plug 51 to pull the middle plug 51 out of the top-cavity insert hole when the mold is opened. Preferably, a positioning step is provided on the hole wall of the top-groove insert hole on the front mold core 13, and a mounting step engaged with the positioning step is provided on the surface of the inverted insert 52 departing from the middle plug 51. Therefore, the installation step on the inverted insert 52 is clamped with the positioning step on the hole wall of the top groove insert hole, so that the inverted insert 52 can be prevented from being misplaced due to the impact of injection molding materials in the injection molding process, and the inverted insert 52 can be prevented from slipping from the top groove insert hole after the middle plug 51 is extracted, and the injection molding efficiency is influenced.
The outer insert 6 is sleeved at the joint of the inner cavity insert 4 and the top groove insert 5, the outer insert 4 is connected with the front template 11 and pressed on the rear mold core 14, and the outer insert 6, the inner cavity insert 4, the top groove insert 5 and the rear mold core 14 are encircled to form an injection mold cavity 101. Preferably, the outer insert 6 is formed by abutting two outer inserts, so that the outer insert 6 is conveniently sleeved at the joint of the inner cavity insert 4 and the top groove insert 5, and the outer insert 6 is conveniently separated from the top groove insert 5 and the rear mold core 14 during demolding. Preferably, an outer clamping piece 15 is clamped between the front template 11 and the rear template 12, and a clamping surface of the outer clamping piece 15 is attached to the front die core 13 and the rear die core 14 and fixedly connected with the outer insert. Therefore, the outer insert 6 is clamped by the outer clamping piece 15, so that the outer insert 6 can be prevented from shifting in the injection molding process, and the injection molding effect of the cup cover is ensured. Preferably, the clamping surface of the outer clamping piece 15 is provided with a clamping groove for clamping the outer insert piece 6. In this way, the stability of the fixation of the insert 6 can be further enhanced. Preferably, the front mold plate 11 is provided with a slant guide post (not shown), the sliding end of which extends into the guide groove 121 of the rear mold plate 12 through the slant hole 151 of the outer clip 15, and the sliding end of which is inclined away from the injection mold cavity 101. Like this, when the die sinking, the guide pillar removes to the direction of keeping away from back template 12 along with preceding template 11 to one side for two guide pillars to one side that are located injection mold 101 both sides are at the interval crescent of injection mold 101 department, and then usable guide pillar to one side separates the outer piece 6 that forms of butt joint, make things convenient for the drawing of patterns.
The support comprises a bottom plate 71 and two support blocks 72, the bottom plate 71 is located below the rear die-jacking piece 3, the two support blocks 72 are located between the bottom plate 72 and the rear die-jacking piece 3 and are oppositely arranged, a floating space 73 is formed between the bottom plate 72 and the rear die-jacking piece 3, and mounting columns (not shown in the figure) for mounting the rear die-jacking piece 3 are arranged on the support blocks 72. Preferably, the front mold piece 2 is mounted with the clamp guide post 22, and the free end of the clamp guide post 22 passes through the front platen 11, the rear platen 12, and the rear ejector 3 and is inserted into the guide groove of the support block 72. Thus, when the mold is closed, the mold closing guide post 22 can be used for controlling the movement directions of the front mold plate 11, the rear mold plate 12 and the front mold pressing piece 3, and the front mold plate 11 and the rear mold plate 12 are prevented from being displaced during mold closing to influence the injection molding efficiency.
The floating mechanism comprises a floating plate 81 and a floating support 82, wherein the floating plate 81 is located in the floating space 73, the fixed end of the floating support 82 is installed on the floating plate 81, the floating top end of the floating support 82 penetrates through the rear mold jacking piece 3 and abuts against the rear mold plate 12, and when the floating plate 82 floats towards the mold core, the floating support 82 ejects the injection-molded cup cover 9 out of the inner cavity insert 4 through the rear mold plate 12 and the rear mold core 14 to complete demolding. Preferably, the floating plate 81 is formed by connecting the attached upper floating plate 811 and lower floating plate 812. The floating plate 81 has high strength, and the floating support column can be arranged on the upper floating plate 811, and the lower floating plate 812 is used for propping against the floating support column 82, so that the floating support column 82 is prevented from shaking during use and affecting demoulding. Preferably, the floating support 82 is sleeved with a floating spring 83, and the top end of the floating spring 83 is inserted into a floating groove (not shown) on the rear template 12. Like this, when accomplishing the compound die after the drawing of patterns operation, usable floating spring 83 slows down the falling speed of preceding mould pressing spare 2 and mold core, avoids support and relocation mechanism impaired, prolongs the utility model discloses the injection mold's of bowl cover life. Preferably, the bottom plate 71 is provided with a floating guide post 84, a free end of the floating guide post 84 passes through a guide hole of the floating plate member 81, and the free end of the floating guide post 84 is inserted into a floating guide groove at the bottom of the rear mold head 3 when the mold is closed. Therefore, in the demolding and mold closing processes, the floating guide pillar 84 can be used for controlling the movement direction of the floating plate 81, and the situation that the floating plate 81 is dislocated in the movement process to influence the subsequent use is avoided. Preferably, a protective sleeve 85 is disposed in the guide hole. Like this, can avoid the direct pore wall looks mutual friction with the guiding hole on the floating plate 71 of guide pillar 84 that floats, slow down floating guide pillar 84's impaired speed, the extension the utility model discloses the injection mold's of bowl cover life. Preferably, the outer wall of the protective sleeve 85 is provided with a clamping protrusion (not shown) to be clamped between the upper floating plate 811 and the lower floating plate 812 in the floating plate 81, so that the installation is convenient, and the protective sleeve can be prevented from sliding out of the guide hole along with the floating guide post 84 during the use process to affect the injection molding. Preferably, a plurality of support columns 74 are provided on the bottom plate 71, and the top ends of the support columns 74 pass through the floating plate 81 and abut against the bottom of the rear mold top 3. Like this, when moulding plastics, usable support column 74 cooperation piece 72 supports mold core, preceding mould pressing 2 and back mould top 3, guarantees the utility model discloses the injection mold's of bowl cover stability.
When the cup cover with the screw threads is formed by injection molding of the injection mold of the cup cover, the top groove insert, the front template, the front mold core and the outer insert are driven by the front mold pressing piece to move towards the direction deviating from the rear template, so that the top groove insert and the outer insert are separated from the cup cover formed by injection molding; and then lifting the floating plate towards the direction of the rear template to enable the floating supporting column to jack the rear template towards the direction of the front template, and driving the rear mold core to move towards the direction of the front template by the rear template, so that the cup cover sleeved on the inner cavity mold insert is separated from the inner cavity mold insert by the rear mold core, and demolding is finished. Therefore, when the injection mold of the cup cover of the utility model is used for injection molding to form the cup cover with the screw thread, the floating mechanism is utilized to take off the cup cover from the inner cavity insert through the rear template and the rear mold kernel, and the demolding is simple and convenient.
Claims (10)
1. The mold for injection molding of the cup cover is characterized by comprising a mold core, a front mold pressing piece, a rear mold jacking piece, an inner cavity insert, a top groove insert and an outer insert, wherein the mold core comprises a front template, a rear template, a front mold core and a rear mold core, a mold core front groove is formed in the front template, a mold core rear groove is formed in the rear template, and when the front template and the rear template are buckled with each other, the mold core front groove and the mold core rear groove are butted to form a mold core groove; the rear mold core is arranged in the mold core rear groove, and an inner cavity insert hole penetrating the inner cavity insert is formed in the rear mold core; the front mold core is arranged in the mold core front groove, and a top groove mold insert hole penetrating through the top groove mold insert is formed in the front mold core;
the front mould pressing piece is pressed on the top surface of the front template and is connected with the front template through a sliding rod, the upper end of the sliding rod is fixed on the front mould pressing piece, and the lower end of the sliding rod is arranged in a sliding hole in the front template and can slide in the sliding hole; the rear mould top piece is attached to the bottom surface of the rear mould plate and connected with the rear mould plate;
the inner cavity insert is arranged on the rear die top piece and penetrates through the rear die plate and the inner cavity insert hole;
the top groove insert comprises a middle plug and a reverse buckling insert, the middle plug is fixedly mounted on the front mould pressing piece and penetrates through the front template and the top groove insert hole, and the middle plug is positioned right above the inner cavity insert and close to the inner cavity insert; the inverted buckle insert is inserted into the top groove insert hole and clamped between the middle plug and the hole wall of the top groove insert hole;
the outer insert is sleeved at the joint of the inner cavity insert and the top groove insert, the outer insert is connected with the front template and pressed on the rear mold core, and the outer insert, the inner cavity insert, the top groove insert and the rear mold core are surrounded to form an injection molding mold cavity.
2. The mold for injection molding of a cup lid according to claim 1, wherein a positioning step is provided on a wall of the insert hole of the top groove in the front mold core, and a mounting step engaged with the positioning step is provided on a surface of the inverted insert facing away from the middle plug.
3. The mold for injection molding of a cup lid according to claim 2, characterized in that the outer diameter of the middle portion of the middle plug is larger than the outer diameter of the free end.
4. The mold for injection molding of the cup cover according to any one of claims 1 to 3, further comprising a support and a floating mechanism, wherein the support comprises a bottom plate and two support blocks, the bottom plate is located below the rear mold top, the two support blocks are located between the bottom plate and the rear mold top and are oppositely arranged, a floating space is formed between the bottom plate and the rear mold top, and the support blocks are provided with mounting posts for mounting the rear mold top; the floating mechanism comprises a floating plate and a floating support column, the floating plate is located in the floating space, the fixed end of the floating support column is installed on the floating plate, the floating top end of the floating support column penetrates through the rear mold jacking piece and abuts against the rear mold plate, and when the floating plate floats towards the mold core, the floating support column ejects a cup cover formed by injection molding from the inner cavity insert through the rear mold plate and the rear mold core to finish demolding.
5. The injection mold for cup lid as claimed in claim 4, wherein the floating support is sleeved with a floating spring, and the top end of the floating spring is inserted into the floating groove of the rear mold plate.
6. The mold for injection molding of lid as claimed in claim 5, wherein the bottom plate is provided with a floating guide post, a free end of which passes through a guide hole of the floating plate member and is inserted into a floating guide groove of the bottom of the rear mold top when the molds are closed.
7. The injection mold for cup lid as claimed in claim 6, wherein a protective sleeve is disposed in the guide hole.
8. The mold for injection molding of a cup lid as claimed in claim 7, wherein the bottom plate is provided with a plurality of support pillars, and top ends of the support pillars penetrate through the floating plate and abut against the bottom of the rear mold top.
9. The mold for injection molding of a cup lid according to any one of claims 1 to 3, wherein an outer clip is clamped between the front mold plate and the rear mold plate, and a clipping surface of the outer clip is attached to the front mold core and the rear mold core and is fixedly connected to the outer insert.
10. The mold for injection molding of a cup lid as claimed in claim 9, wherein the front mold plate is provided with an inclined guide post, a sliding end of the inclined guide post passes through the outer clip member and extends into the guide groove of the rear mold plate, and the sliding end of the inclined guide post is inclined in a direction away from the injection mold groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922285585.7U CN211763219U (en) | 2019-12-18 | 2019-12-18 | Cup lid mould for injection moulding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922285585.7U CN211763219U (en) | 2019-12-18 | 2019-12-18 | Cup lid mould for injection moulding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211763219U true CN211763219U (en) | 2020-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922285585.7U Active CN211763219U (en) | 2019-12-18 | 2019-12-18 | Cup lid mould for injection moulding |
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| Country | Link |
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| CN (1) | CN211763219U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113059762A (en) * | 2021-04-06 | 2021-07-02 | 宁海县第一注塑模具有限公司 | Demoulding device of injection mould for internal and external inverted buckle structure |
-
2019
- 2019-12-18 CN CN201922285585.7U patent/CN211763219U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113059762A (en) * | 2021-04-06 | 2021-07-02 | 宁海县第一注塑模具有限公司 | Demoulding device of injection mould for internal and external inverted buckle structure |
| CN113059762B (en) * | 2021-04-06 | 2022-06-17 | 宁海县第一注塑模具有限公司 | Demoulding device of injection mould for internal and external inverted buckle structure |
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