CN218519118U - Injection mold capable of preventing dragging of side wall of product - Google Patents
Injection mold capable of preventing dragging of side wall of product Download PDFInfo
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- CN218519118U CN218519118U CN202222380436.0U CN202222380436U CN218519118U CN 218519118 U CN218519118 U CN 218519118U CN 202222380436 U CN202222380436 U CN 202222380436U CN 218519118 U CN218519118 U CN 218519118U
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Abstract
The utility model discloses a prevent injection mold that product lateral wall dragged, include: the forming assembly comprises a forming front die, a front die insert and a forming rear die, and the outer side wall of the front die insert and the inner side wall of the forming groove form a forming die cavity together; the slide structure comprises a first side pulling piece and a second side pulling piece, and the first side pulling piece and the second side pulling piece are respectively positioned between the front forming die and the rear forming die. The utility model discloses a set up the shaping subassembly and go the bit architecture, thereby can carry out the shaping operation to the shell through shaping subassembly and go the bit architecture, simultaneously through the action of control die sinking, make the front mould mold insert leave the shell inside wall earlier, the shell meets the cold internal contraction, thereby make the lateral wall of shell leave the shaping recess, then keep away from the shaping front mould through the control shaping back mould, it takes out a piece and second side to take out the piece and keeps away from the shell respectively to drive first side simultaneously, so, alright when realizing the drawing of patterns, prevent that the product lateral wall from pulling, thereby improve off-the-shelf appearance quality and precision.
Description
Technical Field
The utility model relates to an injection mold field especially relates to a prevent injection mold that product lateral wall dragged.
Background
The injection mold is a tool for producing plastic products, and particularly relates to a product with a certain shape, which is obtained by injecting heated and melted plastic into a mold cavity at high pressure through an injection molding machine, cooling and solidifying the plastic, wherein the factors influencing the appearance and precision of the product are various, the factors comprise the demolding inclination of the product, the selection of a parting surface, the arrangement of a slide mechanism, the demolding sequence and the like, and once the factors are selected improperly, the phenomena of scratching or dragging damage and the like are easily caused to the side wall of the product in the demolding process. However, in actual production, many plastic products cannot be provided with too large a draft angle due to their own materials or due to application problems of the products, and have a certain difficulty in demolding due to their own structural complexity.
As shown in fig. 1, the housing 20 includes a long sidewall 21 and a short sidewall 22, wherein the short sidewall 22 is a concave arc structure, and the short sidewall 22 is further provided with side holes, which are difficult to demold the front mold and the rear mold, so that once the mold structure and the demolding sequence are improperly designed, the appearance quality of the product will be directly affected, and the long sidewall 21 cannot be provided with a sufficient demolding slope due to the requirement of the application of the product, and the demolding slope is insufficient, which is very easy to drag the outer side of the long sidewall 21 in the demolding process, thereby affecting the quality and appearance of the product.
Therefore, how to design an injection mold capable of ensuring the appearance quality and precision of a product and preventing the side wall of the product from being scratched is a problem that needs to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the weak point among the prior art, providing one kind and can guaranteeing the appearance quality and the precision of product to and prevent the injection mold that the product lateral wall dragged.
The purpose of the utility model is realized through the following technical scheme:
an injection mold for preventing a product side wall from being dragged, comprising: the forming assembly comprises a forming front die, a front die insert and a forming rear die, the front die insert is slidably arranged on the forming front die, the forming rear die is provided with a forming groove, and when the forming front die is buckled with the forming rear die, the outer side wall of the front die insert and the inner side wall of the forming groove form a forming die cavity together; the slide structure comprises a first side drawing piece and a second side drawing piece, the first side drawing piece and the second side drawing piece are respectively connected with the front molding die and the rear molding die, and the first side drawing piece and the second side drawing piece are respectively positioned between the front molding die and the rear molding die; when the front molding die and the rear molding die move towards the direction far away from the front mold insert, the front mold insert moves towards the direction far away from the inner side wall of the shell, so that the shell stays in the molding groove, and when the rear molding die moves towards the direction far away from the front molding die, the first side pulling piece and the second side pulling piece respectively move towards the direction far away from the short side wall of the shell.
In one embodiment, the front molding die comprises a front die core and a front molding plate, the front die core is disposed on the front molding plate, and the front molding insert is slidably disposed on the front die core.
In one embodiment, the front mold insert is disposed in the first avoiding groove, and the front mold insert is received in the first avoiding groove when the front mold and the rear mold are fastened.
In one embodiment, the rear molding die comprises a rear die core, a rear molding plate and a first molding insert, the rear die core is disposed on the rear molding plate, the molding groove is formed in the rear die core, and the first molding insert is disposed on the molding groove.
In one embodiment, the mold comprises a front mold fixing part and a rear mold fixing part, wherein the front mold fixing part is connected with the front molding die, the front mold insert is arranged on the front mold fixing part, and the rear mold fixing part is connected with the rear molding die.
In one embodiment, the front mold fixture includes an insert-fixing plate and a front mold base plate, the front mold base plate is disposed on the insert-fixing plate, the insert-fixing plate is connected with the front mold insert, and the front mold is disposed on a side of the insert-fixing plate facing the rear mold.
In one embodiment, the front mold insert comprises a second molding insert and a front mold core, the second molding insert is disposed on the front mold core, the front mold core is slidably disposed on the front molding, and the front mold core is connected with the insert holding plate.
In one embodiment, the demolding device further comprises a demolding assembly, wherein the demolding assembly comprises an ejector, the ejector is slidably arranged on the insert fixing plate and the front mold core respectively, one end of the ejector abuts against one side, facing the front mold core, of the front mold base plate, and the other end of the ejector abuts against the inner side wall of the shell.
In one embodiment, the first side pulling member includes a first inclined slider, a first slider and a first inclined guide post, the first inclined slider and the first inclined guide post are respectively disposed on the rear molding die, the first slider is disposed on the front molding die, and the first slider is respectively slidably connected with the first inclined slider and the first inclined guide post.
In one embodiment, the first side pulling piece further comprises a return spring, one end of the return spring is arranged on the front mold core, and the other end of the return spring is connected with the first sliding block.
Compared with the prior art, the utility model discloses at least, following advantage has:
the utility model discloses a prevent injection mold that product lateral wall dragged and hinder is through setting up shaping subassembly and line bit architecture, thereby can be through the shaping front mould, the operation of shaping is carried out to the shell to the front mould mold insert and shaping back mould, and take out the outward appearance structure of piece to the short lateral wall of shell through first side and second side and carry out the shaping operation, move through the control die sinking simultaneously, make the front mould mold insert leave the shell inside wall earlier, the shell meets cold the internal contraction, thereby make the lateral wall of shell leave the shaping recess, then keep away from the shaping front mould through control shaping back mould, it takes out piece and second side to take out the piece to drive first side simultaneously and keeps away from the shell respectively, so, alright when the drawing of patterns in order to realize, prevent that the product lateral wall from dragging, thereby improve off-the-shelf appearance quality and precision.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below.
FIG. 1 is a schematic structural view of a housing;
fig. 2 is a schematic structural view of an injection mold for preventing a side wall of a product from being dragged in an embodiment of the present invention;
FIG. 3 is a schematic cross-sectional view of the narrow side of the injection mold of FIG. 2 to prevent dragging of the product side walls;
FIG. 4 is a schematic side cross-sectional view of the injection mold for preventing the side wall of the product from being dragged in FIG. 2;
FIG. 5 is a schematic cross-sectional view of the injection mold of FIG. 2 at another location on the wide side of the injection mold for preventing dragging of the sidewall of the product;
FIG. 6 is a schematic structural diagram of a forming assembly and a slide structure of the injection mold for preventing the product sidewall from being dragged in FIG. 2;
fig. 7 is a schematic structural view of the front mold core, the rear mold core and the front mold insert of the molding assembly of fig. 6.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Referring to fig. 1, 2, 3, 4, 5, 6 and 7, an injection mold 10 for preventing a side wall of a product from being scratched includes: the forming assembly 100 comprises a forming front die 110, a front die insert 120 and a forming rear die 130, the front die insert 120 is slidably arranged on the forming front die 110, the forming rear die 130 is provided with a forming groove, and when the forming front die 110 is buckled with the forming rear die 130, the outer side wall of the front die insert 120 and the inner side wall of the forming groove jointly form a forming die cavity; the slide structure 200 includes a first side pulling member 210 and a second side pulling member 220, the first side pulling member 210 and the second side pulling member 220 are respectively connected to the front molding die 110 and the rear molding die 130, and the first side pulling member 210 and the second side pulling member 220 are respectively located between the front molding die 110 and the rear molding die 130; when the front mold 110 and the rear mold 130 move in a direction away from the front mold insert 120, the front mold insert 120 moves in a direction away from the inner sidewall of the housing 20, so that the housing 20 stays in the molding groove, and when the rear mold 130 moves in a direction away from the front mold 110, the first side drawer 210 and the second side drawer 220 move in a direction away from the short sidewall 22 of the housing 20, respectively.
It should be noted that, the front mold insert 120 is slidably disposed through the front molding mold 110, the rear molding mold 130 is provided with a molding groove, and when the front molding mold 110 is fastened to the rear molding mold 130, i.e., when the front molding mold 110 and the rear molding mold 130 are in a mold closing state, the outer sidewall of the front mold insert 120 and the inner sidewall of the molding groove jointly form a molding cavity, so that the molding operation can be performed on the frame structure of the housing 20; the first side pulling member 210 and the second side pulling member 220 are respectively located between the front forming die 110 and the rear forming die 130, and the first side pulling member 210 and the second side pulling member 220 are respectively used for forming the appearance structure of the short sidewall 22; therefore, by forming the front mold 110, the front mold insert 120, the rear mold 130, the first side draw-out member 210 and the second side draw-out member 220 cooperate together, thereby achieving a forming operation of the overall appearance of the housing 20. Specifically, after the housing 20 is cooled and formed, a demolding operation is performed, in the mold opening process, the front mold insert 120 is fixed, the front mold 110 and the rear mold 130 move in a direction away from the front mold insert 120, while the housing 20 remains between the front mold 110 and the rear mold 130, while moving, the front mold insert 120 slides relative to the front mold 110 and gradually moves away from the inner side wall of the housing 20, and after the front mold insert 120 completely leaves the inner side wall of the housing 20, a first-stage mold opening operation is completed; after the first-stage mold opening action is finished, the shell 20 is continuously cooled by using the principle of expansion with heat and contraction with cold of a plastic product, at the moment, the shell 20 is cooled and contracted, so that the adhesion between the outer side wall of the shell 20 and the forming groove is reduced, and thus, the subsequent quick demolding can be realized, and the condition that the outer surface of the long side wall 22 is dragged to influence the appearance quality and quality of the shell 20 due to insufficient demolding gradient of the long side wall 22 of the shell 20 caused by overlarge adhesion force is prevented; then, a second-stage mold opening operation is performed, at this time, the front mold 110 stops moving, the rear mold 130 continues to move in a direction away from the front mold 110, and while moving, the first side drawer 210 and the second side drawer 220 are also driven to move in a direction away from the short sidewall 21, and after the second-stage mold opening operation is performed in place, for example, the finished product housing 20 can be directly taken out in a manipulator manner. Thus, the outer surface of the housing 20 is prevented from being scratched, and the appearance quality and accuracy of the housing 20 are improved.
In one embodiment, the front mold 110 includes a front core 111 and a front mold plate 112, the front core 111 is disposed on the front mold plate 112, and the front mold insert 120 is slidably disposed on the front core 111.
It should be noted that, a fixing groove is formed on the front mold plate 112, and the front mold core 111 is installed and fixed in the fixing groove, for example, the front mold core 111 may be installed and fixed by using screws or bolts, so that, if the front mold core 111 is damaged, the front mold core 111 may be directly detached and replaced, thereby prolonging the service life of the mold.
Further, the front core 111 has a first avoiding groove, and the front mold insert 120 is accommodated in the first avoiding groove when the front mold 110 and the rear mold 130 are fastened together.
It should be noted that, when the front molding die 110 and the rear molding die 130 are in a die closing state, the front mold insert 120 is accommodated in the first avoiding groove, wherein the first avoiding groove is provided with a guiding inclined surface, the outer side wall of the front mold insert 120 is also provided with an inclined surface, and the outer side wall of the front mold insert 120 abuts against the side wall of the first avoiding groove; during the first stage of mold opening operation, the front mold insert 120 can slide in a reciprocating manner with respect to the front mold insert 111 by the guide slope.
In one embodiment, the rear molding die 130 includes a rear die core 131, a rear mold plate 132 and a first molding insert 133, the rear die core 131 is disposed on the rear mold plate 132, the molding groove is formed on the rear die core 131, and the first molding insert 133 is disposed on the molding groove.
It should be noted that, the rear mold plate 132 is also provided with a fixing groove, and the rear mold core 131 is installed and fixed in the fixing groove, for example, the rear mold core 131 may be installed and fixed by using a screw or bolt, so that, if the rear mold core 131 is damaged, the rear mold core 131 may be directly detached and replaced, thereby prolonging the service life of the mold; the first forming insert 133 is used for forming a groove structure at the top of the housing 20, a mounting groove is also formed in the forming groove, and the first forming insert 133 is disposed in the mounting groove, for example, the first forming insert 133 may be connected and fixed by screws or bolts, so that if the first forming insert 133 is damaged, it can be directly and independently detached and replaced, thereby further improving the service life of the mold.
In one embodiment, the injection mold 10 for preventing the dragging damage to the sidewall of the product further comprises a fixing assembly 300, wherein the fixing assembly 300 comprises a front mold fixing member 310 and a rear mold fixing member 320, the front mold fixing member 310 is connected to the front mold 110, the front mold insert 120 is disposed on the front mold fixing member 310, and the rear mold fixing member 320 is connected to the rear mold 130.
It should be noted that the front mold fixing member 310 is used for connecting with a feed liquid injection end of the injection molding machine, the front mold fixing member 310 is connected with the molding front mold 110, the gating system is arranged at the front mold end, the front mold fixing member 310 is also provided with a positioning ring and a sprue bush, the positioning ring is connected with the sprue bush, the feed liquid injection end of the injection molding machine is connected with the positioning ring and the sprue bush, the sprue bush is communicated with the gating system, and liquid injected from the feed liquid injection end of the injection molding machine flows through the gating system and enters into the molding mold cavity; in the first stage mold opening operation, the front mold holder 310 and the front mold insert 120 are fixed, and the front mold 110, the rear mold 130, and the rear mold holder 320 are moved in a direction away from the front mold holder 310, so that the front mold insert 120 is separated from the inner wall of the housing 20. The rear mold fixing member 320 is connected to the moving end of the injection molding machine, and the rear mold fixing member 320 is connected to the molding rear mold 130, so that the opening and closing of the mold can be controlled by the moving end of the injection molding machine.
Further, the front mold fixture 310 includes an insert fixing plate 311 and a front mold base plate 312, the front mold base plate 312 is disposed on the insert fixing plate 311, the insert fixing plate 311 is connected to the front mold insert 120, and the front mold 110 is disposed on a side of the insert fixing plate 311 facing the rear mold 130.
It should be noted that the front mold base plate 312, the insert fixing plate 311, and the molding front mold 110 are sequentially stacked, wherein the front mold base plate 312 is used for locking and fixing with the injection molding machine; similarly, the rear mold fixing member 320 includes a rear mold base plate 321, the rear mold base plate 321 is used for being locked and fixed with the injection molding machine, and the rear mold 130 is disposed on the rear mold base plate 321, for example, the rear mold 130 can be connected and fixed by screw members such as screws or bolts, so that subsequent disassembly and maintenance can be facilitated.
Further, in this embodiment, the injection mold 10 for preventing the dragging of the side wall of the product further includes a guiding and positioning structure, the guiding and positioning structure includes a guiding rod and a plurality of guide sleeves, the plurality of guide sleeves are respectively disposed on the front mold fixing member 310, the front mold 110, the rear mold 130 and the rear mold fixing member 320, the guide sleeves are disposed in alignment, the fixed end of the guiding rod is disposed on the front mold base plate 312, and the guiding rod is slidably disposed in the guide sleeves, when the mold opening operation is performed, each moving part connected to the guiding rod slides along the guiding rod. In this embodiment, guide bar and a plurality of guide pin bushing are provided with four groups, and four groups of guide bar and a plurality of guide pin bushing set up respectively in four angular zones of mould, so, can improve the stability of mould opening motion to further guarantee the quality and the precision of product.
In one embodiment, the front mold insert 120 includes a second molding insert 121 and a front mold core 122, the second molding insert 121 is disposed on the front mold core 122, the front mold core 122 is slidably disposed on the front mold 110, and the front mold core 122 is connected to the insert fixing plate 311.
It should be noted that the second molding insert 121 is used for molding a partial structure of the inner side wall of the housing 20, the front mold core 122 is also provided with a mounting groove, and the second molding insert 121 is disposed in the mounting groove, for example, the second molding insert 121 may be connected and fixed by a screw or a bolt, so that subsequent disassembly and replacement are facilitated.
In an embodiment, the injection mold 10 for preventing the dragging damage to the sidewall of the product further includes a mold release assembly 400, the mold release assembly 400 includes an ejector 410, the ejector 410 is slidably disposed on the insert fixing plate 311 and the front mold core 122, one end of the ejector 410 abuts against one side of the front mold base plate 312 facing the front mold core 122, and the other end of the ejector 410 abuts against an inner sidewall of the housing 20.
It should be noted that the ejector 410 includes a top pillar 411, an ejector guide pillar, and a top pillar fixing plate 412, and the top pillar 411 and the ejector guide pillar are respectively connected to the top pillar fixing plate 412. Specifically, the top pillar 411 is slidably disposed through the insert fixing plate 311 and the front mold core 122, one end of the top pillar 411 is disposed on the top pillar fixing plate 412, and the other end of the top pillar 411 abuts against the inner sidewall of the housing 20; the ejection guide posts are respectively arranged on the front mold fixing part 310 and the forming front mold 110 in a sliding and penetrating manner, the fixed ends of the ejection guide posts are arranged on the forming front mold 110, and the other ends of the ejection guide posts are arranged on the ejection post fixing plate 412; the front mold base plate 312 is provided with a avoiding cavity, the top pillar fixing plate 412 can move up and down on the avoiding cavity, when the mold is closed, one side of the top pillar fixing plate 412 abuts against the upper side wall of the avoiding cavity, when the first-stage mold opening action is performed, the forming front mold 110 moves in the direction away from the front mold core 122, so that the ejection guide pillar drives the top pillar fixing plate 412 to move in the direction close to the front mold core 122 and finally abuts against the lower side wall of the avoiding cavity, the top pillar 411 is driven to move while the top pillar fixing plate 412 moves, one end of the top pillar 411 always abuts against the inner side wall of the shell 20, and finally the shell 20 is retained in the forming groove, and the front mold insert 120 leaves the inner side wall of the shell 20. In addition, four ejector pieces 410 are arranged, and the four ejector pieces 410 are symmetrically arranged in pairs, so that the stability of the die sinking operation and the ejection operation can be improved.
In one embodiment, the first side pulling element 210 includes a first inclined slider 211, a first slider 212 and a first inclined guiding pillar 213, the first inclined slider 211 and the first inclined guiding pillar 213 are respectively disposed on the rear forming die 130, the first slider 212 is disposed on the front forming die 110, and the first slider 212 is slidably connected to the first inclined slider 211 and the first inclined guiding pillar 213, respectively.
It should be noted that the first inclined slide block 211 is provided with a guide inclined plane, the first slide block 212 abuts against the guide inclined plane, the first slide block 212 is provided with a guide inclined hole, the first inclined guide pillar 213 slidably penetrates through the guide inclined hole, and one end of the first slide block 212 is located between the front mold core 111 and the rear mold core 131. During the second stage of mold opening operation, the rear mold 130 moves away from the front mold 110, so that the first slider 212 moves along the first inclined guide column 213 and the first inclined slider 211 in a direction away from the short sidewall 22 of the housing 20, and lateral demolding is finally achieved.
Further, in the present embodiment, the first side pulling element 210 further includes a return spring 214, one end of the return spring 214 is disposed on the front mold core 111, and the other end of the return spring 214 is connected to the first sliding block 212.
It should be noted that one end of the return spring 214 is disposed on the front mold core 111, and the other end of the return spring 214 is connected to the first slide block 212, so that the return spring 214 can return the first slide block 213 to the mold closing state after the mold opening operation is completed.
In one embodiment, the second side pulling member 220 includes a second inclined slider 221, a second slider 222 and a second inclined guide column 223, the second inclined slider 221 and the second inclined guide column 223 are respectively disposed on the rear forming die 130, the second slider 222 is disposed on the front forming die 110, and the second slider 222 is slidably connected to the second inclined slider 221 and the second inclined guide column 223 respectively.
It should be noted that the second inclined slide block 221 is provided with a guide inclined plane, the second slide block 222 abuts against the guide inclined plane, the second slide block 222 is provided with a guide inclined hole, the second inclined guide post 223 slidably penetrates through the guide inclined hole, and one end of the second slide block 222 is located between the front mold core 111 and the rear mold core 131. During the second stage of mold opening, the rear mold 130 moves away from the front mold 110, so that the second slider 222 moves along the second inclined guide pillar 223 and the second inclined slider 221 in the direction away from the short sidewall 22 of the housing 20, and lateral demolding is finally achieved; after the mold opening operation is completed, the second slider 222 is also returned by the return spring.
In one embodiment, the injection mold 10 for preventing the side wall of the product from being scratched further includes a cooling system disposed on the front mold insert 111 and the rear mold insert 131, so that the cooling system can accelerate the molding of the housing 20, and help the housing 20 to further shrink after the front mold insert 120 leaves the inner side wall of the housing 20, thereby reducing the adhesion between the outer side wall of the housing 20 and the molding groove, helping the subsequent smooth demolding, ensuring the appearance quality of the housing 20, and preventing the outer side wall of the housing 20 from being scratched.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. The utility model provides a prevent injection mold that product lateral wall dragged, its characterized in that includes:
the forming assembly comprises a forming front die, a front die insert and a forming rear die, the front die insert is slidably arranged on the forming front die, the forming rear die is provided with a forming groove, and when the forming front die is buckled with the forming rear die, the outer side wall of the front die insert and the inner side wall of the forming groove form a forming die cavity together; and
the slide structure comprises a first side drawing piece and a second side drawing piece, the first side drawing piece and the second side drawing piece are respectively connected with the front forming die and the rear forming die, and the first side drawing piece and the second side drawing piece are respectively positioned between the front forming die and the rear forming die;
when the front molding die and the rear molding die move towards the direction far away from the front mold insert, the front mold insert moves towards the direction far away from the inner side wall of the shell, so that the shell stays in the molding groove, and when the rear molding die moves towards the direction far away from the front molding die, the first side pulling piece and the second side pulling piece respectively move towards the direction far away from the short side wall of the shell.
2. The injection mold for preventing the dragging damage of the side wall of the product according to claim 1, wherein the front molding die comprises a front die core and a front template, the front die core is disposed on the front template, and the front die insert is slidably disposed on the front die core.
3. The injection mold for preventing the dragging of the side wall of the product according to claim 2, wherein the front mold core is provided with a first avoiding groove, and when the front molding die is buckled with the rear molding die, the front mold insert is accommodated in the first avoiding groove.
4. The injection mold of claim 3, wherein the rear molding die comprises a rear die core, a rear template and a first molding insert, the rear die core is disposed on the rear template, the molding groove is formed in the rear die core, and the first molding insert is disposed on the molding groove.
5. The injection mold for preventing the dragging damage of the product sidewall as claimed in claim 4, further comprising a fixing assembly, wherein the fixing assembly comprises a front mold fixing member and a rear mold fixing member, the front mold fixing member is connected with the front molding mold, the front mold insert is disposed on the front mold fixing member, and the rear mold fixing member is connected with the rear molding mold.
6. The injection mold for preventing the dragging of the product sidewall according to claim 5, wherein the front mold fixing member comprises an insert fixing plate and a front mold base plate, the front mold base plate is disposed on the insert fixing plate, the insert fixing plate is connected with the front mold insert, and the front mold is disposed on a side of the insert fixing plate facing the rear mold.
7. The injection mold for preventing product sidewall drag according to claim 6, wherein the front mold insert comprises a second molding insert and a front mold core, the second molding insert is disposed on the front mold core, the front mold core is slidably disposed on the front molding, and the front mold core is connected with the insert-fixing plate.
8. The injection mold for preventing the dragging damage of the side wall of the product as claimed in claim 7, further comprising a demolding assembly, wherein the demolding assembly comprises an ejector member, the ejector member is slidably disposed on the insert fixing plate and the front mold core respectively, one end of the ejector member abuts against one side of the front mold base plate facing the front mold core, and the other end of the ejector member abuts against the inner side wall of the housing.
9. The injection mold for preventing the dragging damage of the side wall of the product according to any one of claims 1 to 8, wherein the first side pulling member comprises a first inclined slide block, a first slide block and a first inclined guide post, the first inclined slide block and the first inclined guide post are respectively arranged on the rear molding die, the first slide block is arranged on the front molding die, and the first slide block is respectively connected with the first inclined slide block and the inclined guide post in a sliding manner.
10. The injection mold of claim 9, wherein the first side pulling element further comprises a return spring, one end of the return spring is disposed on the front mold core, and the other end of the return spring is connected to the first sliding block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222380436.0U CN218519118U (en) | 2022-09-07 | 2022-09-07 | Injection mold capable of preventing dragging of side wall of product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222380436.0U CN218519118U (en) | 2022-09-07 | 2022-09-07 | Injection mold capable of preventing dragging of side wall of product |
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| Publication Number | Publication Date |
|---|---|
| CN218519118U true CN218519118U (en) | 2023-02-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222380436.0U Active CN218519118U (en) | 2022-09-07 | 2022-09-07 | Injection mold capable of preventing dragging of side wall of product |
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| Country | Link |
|---|---|
| CN (1) | CN218519118U (en) |
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- 2022-09-07 CN CN202222380436.0U patent/CN218519118U/en active Active
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