Hair straightener motor support mold

Abstract

The utility model discloses a hair straightener motor support mold. The hair straightener motor support mold comprises a front mold assembly, a rear mold assembly, a first side core-pulling mechanism, a second side core-pulling mechanism and a third side core-pulling mechanism, the front die assembly comprises a front die plate, and a support female die is arranged on the front die plate. The rear die assembly comprises a rear die plate, and a support male die matched with the support female die is arranged on the rear die plate. The first side core-pulling mechanism comprises a first side mold core and a first inclined guide column, the first side mold core is arranged on the rear mold plate in a sliding manner, the first inclined guide column is arranged on the front mold plate, and a first inclined guide hole is formed in the first side mold core; the second side core-pulling mechanism comprises a second side mold core and a second inclined guide column, the second side mold core is arranged on the rear mold plate in a sliding manner, the second inclined guide column is arranged on the front mold plate, and a second inclined guide hole is formed in the second side mold core; the third side core-pulling mechanism comprises a third side mold core and a driving part, the third side mold core is arranged on the rear mold plate in a sliding manner, the driving part is also arranged on the rear mold plate, and the driving end of the driving part is connected with the third side mold core.

Description

Technical Field

[0001] The utility model relates to the technical field of injection molds, in particular to a hair straightener motor bracket mold. Background Art

[0002] A mold is various molds and tools used in industrial production to obtain required products by injection molding, blow molding, extrusion, die casting, forging, smelting, stamping and other methods. An injection mold usually includes a front mold and a rear mold. When the front mold and the rear mold are clamped, molten material is injected into the cavity through a gate. When the mold is opened, the front mold and the rear mold are separated to take out the plastic product.

[0003] A hair straightener, as the name implies, is used to straighten hair. The hair is heated, softened and then cooled by a heating element to achieve the purpose of straightening hair. Current hair straighteners can not only straighten hair but also curl it. Some multifunctional hair straighteners usually need to install a motor, and the motor is usually installed on a bracket and fixed to the housing of the hair straightener through the bracket.

[0004] However, the bracket has a structure for installing the motor, a structure for connecting the bracket to the housing of the hair straightener, and a heat dissipation structure, etc. This results in a complex bracket structure and inconvenient demolding after injection molding with a mold. Summary of the Utility Model

[0005] In order to overcome the deficiencies of the prior art, the purpose of the utility model is to provide a hair straightener motor bracket mold to solve the technical problem of inconvenient demolding existing in the prior art.

[0006] The utility model is realized by adopting the following technical scheme: A hair straightener motor bracket mold includes a front mold assembly, a rear mold assembly, a first side core-pulling mechanism, a second side core-pulling mechanism and a third side core-pulling mechanism;

[0007] The front mold assembly includes a front template, and a bracket female mold is provided on the front template;

[0008] The rear mold assembly includes a rear template, and a bracket male mold matched with the bracket female mold is provided on the rear template;

[0009] The number of the first side core-pulling mechanisms is two, which are respectively arranged on opposite sides of the bracket male mold. The first side core-pulling mechanism includes a first side core and a first inclined guide pillar. The first side core is slidably arranged on the rear template, the first inclined guide pillar is arranged on the front template, and a first inclined guide hole is provided on the first side core. When the mold is closed, the first inclined guide pillar extends into the first inclined guide hole;

[0010] The second side core-pulling mechanism includes a second side core and a second inclined guide pillar. The second side core is slidably arranged on the rear template, the second inclined guide pillar is arranged on the front template, and a second inclined guide hole is provided on the second side core. When the mold is closed, the second inclined guide pillar extends into the second inclined guide hole;

[0011] The third side core-pulling mechanism includes a third side core and a driving member. The third side core is slidably arranged on the rear template, the driving member is also arranged on the rear template, and the driving end of the driving member is connected to the third side core;

[0012] After the mold is closed, the bracket female mold, the bracket male mold, the two first side cores, the second side core and the third side core form a bracket injection cavity, and the hot melt material flows into the bracket injection cavity and cools to form a product.

[0013] In a possible implementation manner, a first sliding groove, a second sliding groove and a third sliding groove are provided on the rear template. The first side core is slidably arranged in the first sliding groove, the second side core is slidably arranged in the second sliding groove, and the third side core is slidably arranged in the third sliding groove.

[0014] In a possible implementation manner, a fixed seat is provided on the side wall of the rear template. The driving member is arranged on the fixed seat. A fourth sliding groove is provided on the fixed seat, and the fourth sliding groove communicates with the third sliding groove. The third side core can slide from the third sliding groove into the fourth sliding groove.

[0015] In a possible implementation manner, a first positioning member is provided on the side wall of the first sliding groove, and a first positioning groove corresponding to the first positioning member is provided on the side wall of the first side core.

[0016] In a possible implementation manner, a second positioning member is provided on the side wall of the second sliding groove, and a second positioning groove corresponding to the second positioning member is provided on the side wall of the second side core.

[0017] In a possible implementation manner, a first shaping portion is provided on the bracket male mold. A plurality of first heat dissipation columns are provided on the top surface of the first shaping portion. The first heat dissipation columns abut against the bracket female mold, and the first heat dissipation columns are used to form heat dissipation holes on the top wall of the product.

[0018] In a possible implementation manner, the end face of the first side core has a shaping surface. A plurality of second heat dissipation columns are provided on the shaping surface. The second heat dissipation columns abut against the first shaping portion, and the second heat dissipation columns are used to form heat dissipation holes on the side wall of the product.

[0019] In a possible implementation, a second shaping portion is provided on the second side core, and the second shaping portion cooperates with the first end of the first shaping portion to form a specific structure at the end of the product.

[0020] In a possible implementation, a third shaping portion is provided on the third side core, the third shaping portion extends into the bracket injection cavity, and the end face of the third shaping portion abuts against the second end of the first shaping portion.

[0021] In a possible implementation, a third positioning groove is provided at the second end of the first shaping portion, and a positioning protrusion is provided on the end face of the third shaping portion. After the mold is closed, the positioning protrusion extends into the third positioning groove.

[0022] Compared with the prior art, the beneficial effect of the present utility model is that when the molded product needs to be demolded, the rear template is separated from the front template, the first side core slides under the action of the first inclined guide post, so that the first side core is separated from the molded product, the second side core slides under the action of the second inclined guide post, so that the second side core is separated from the molded product, and the third side core is separated from the molded product under the action of the driving member, effectively avoiding the first side core, the second side core and the third side core from hindering the demolding of the molded product, and greatly improving the convenience of demolding the molded product. Description of the Drawings

[0023] Figure 1 is a schematic structural diagram of the hair straightener motor bracket mold of the present utility model;

[0024] Figure 2 is a schematic structural diagram of the front mold assembly in the hair straightener motor bracket mold of the present utility model;

[0025] Figure 3 is a schematic structural diagram of the hair straightener motor bracket mold after hiding the front mold assembly;

[0026] Figure 4 is a schematic structural diagram of the rear mold assembly in the hair straightener motor bracket mold of the present utility model;

[0027] Figure 5 is a schematic structural diagram of the first side core in the hair straightener motor bracket mold of the present utility model;

[0028] Figure 6 is a schematic structural diagram of the second side core in the hair straightener motor bracket mold of the present utility model;

[0029] Figure 7 is a schematic structural diagram of the third side core in the hair straightener motor bracket mold of the present utility model.

[0030] In the figure:

[0031] 100, front mold fixing plate; 101, front mold backing plate; 102, front mold plate; 103, bracket female mold;

[0032] 200, rear mold fixing plate; 201, spacer block; 202, rear mold plate; 203, first chute; 204, second chute; 205, third chute; 206, fixing seat; 207, fourth chute; 208, first positioning member; 209, second positioning member

[0033] 300, bracket male mold; 301, first shaping part; 302, first heat dissipation column; 303, third positioning groove;

[0034] 400, first side core; 401, first inclined guide pillar; 402, first inclined guide hole; 403, first positioning groove; 404, shaping surface; 405, second heat dissipation column;

[0035] 500, second side core; 501, second inclined guide pillar; 502, second inclined guide hole; 503, second positioning groove; 504, second shaping part;

[0036] 600, third side core; 601, driving member; 602, third shaping part; 603, positioning protrusion. Detailed implementation manners

[0037] Next, the technical solutions in the embodiments of the present application will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present application.

[0038] It should be noted that all directional indications (such as up, down, left, right, front, back...) in the embodiments of the present application are only used to explain the relative positional relationship and movement conditions between components in a specific posture (as shown in the accompanying drawings). If this specific posture changes, the directional indications will also change accordingly.

[0039] In addition, the descriptions involving "first", "second", etc. in the present application are only for descriptive purposes, and cannot be understood as indicating or implying their relative importance or implicitly indicating the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include at least one of such features. In addition, the technical solutions between various embodiments can be combined with each other, but it must be based on the ability of those of ordinary skill in the art to implement. When the combination of technical solutions results in contradictions or cannot be implemented, it should be considered that such a combination of technical solutions does not exist and is not within the protection scope required by the present application.

[0040] As Figure 1-7 shown, a straightening iron motor bracket mold includes a front mold assembly, a rear mold assembly, a first side core-pulling mechanism, a second side core-pulling mechanism, and a third side core-pulling mechanism; the front mold assembly includes a front template 102, and a bracket female mold 103 is provided on the front template 102; the rear mold assembly includes a rear template 202, and a bracket male mold 300 that cooperates with the bracket female mold 103 is provided on the rear template 202; the number of the first side core-pulling mechanisms is two, which are respectively arranged on the opposite sides of the bracket male mold 300. The first side core-pulling mechanism includes a first side core 400 and a first inclined guide post 401. The first side core 400 is slidably arranged on the rear template 202, the first inclined guide post 401 is arranged on the front template 102, and a first inclined guide hole 402 is provided on the first side core 400. When the mold is closed, the first inclined guide post 401 extends into the first inclined guide hole 402; the second side core-pulling mechanism includes a second side core 500 and a second inclined guide post 501. The second side core 500 is slidably arranged on the rear template 202, the second inclined guide post 501 is arranged on the front template 102, and a second inclined guide hole 502 is provided on the second side core 500. When the mold is closed, the second inclined guide post 501 extends into the second inclined guide hole 502; the third side core-pulling mechanism includes a third side core 600 and a driving member 601. The third side core 600 is slidably arranged on the rear template 202, and the driving member 601 is also arranged on the rear template 202. The driving end of the driving member 601 is connected to the third side core 600; after the mold is closed, the bracket female mold 103, the bracket male mold 300, the two first side cores 400, the second side core 500, and the third side core 600 form a bracket injection cavity, and the hot melt material flows into the bracket injection cavity and forms a product after cooling. It is easy to understand that when the molded product needs to be demolded, the rear template 202 is separated from the front template 102. The first side core 400 slides under the action of the first inclined guide post 401, so that the first side core 400 is separated from the molded product. The second side core 500 slides under the action of the second inclined guide post 501, so that the second side core 500 is separated from the molded product. The third side core 600 is separated from the molded product under the action of the driving member 601, effectively avoiding the first side core 400, the second side core 500, and the third side core 600 from hindering the demolding of the molded product, and greatly improving the convenience of demolding the molded product.

[0041] It should be noted that the front mold assembly further includes a front mold fixing plate 100 and a front mold backing plate 101. The front mold backing plate 101 is disposed on the front mold fixing plate 100, and the front template 102 is disposed on the front mold backing plate 101. The rear mold assembly further includes a rear mold fixing plate 200 and spacers 201. The number of spacers 201 is two and they are respectively disposed on both sides of the rear mold fixing plate 200. The rear template 202 is disposed on the spacers 201. A lifter plate is provided on the rear mold fixing plate 200, and a plurality of ejector pins are provided on the lifter plate. A plurality of pin holes are provided on both the rear template 202 and the support punch 300. Each ejector pin can slide in each pin hole. When the molded product needs to be ejected, the lifter plate rises under the action of an external driving member 601, so that the molded product is ejected by the ejector pins to complete the demolding work. Cooling water pipes are provided in the support die cavity 103, the support punch 300, the first side core 400 and the third side core 600, so that the product can be quickly cooled and formed, which is beneficial to improving the forming rate of the product.

[0042] Please refer to Figure 3 and Figure 4 , in a possible implementation manner, the rear template 202 is provided with a first chute 203, a second chute 204 and a third chute 205. The first side core 400 is slidably disposed in the first chute 203, the second side core 500 is slidably disposed in the second chute 204, and the third side core 600 is slidably disposed in the third chute 205. It is easy to understand that when the mold is opened, the setting of the first chute 203 can provide sufficient moving space for the first side core 400 and enable the first side core 400 to slide smoothly along the direction of the first chute 203. The setting of the second chute 204 can provide sufficient moving space for the second side core 500 and enable the second side core 500 to slide smoothly along the direction of the second chute 204. The setting of the third chute 205 can provide sufficient moving space for the third side core 600 and enable the third side core 600 to slide smoothly along the direction of the third chute 205. The settings of the first chute 203, the second chute 204 and the third chute 205 can prevent the first side core 400, the second side core 500 and the third side core 600 from shifting during movement, which is beneficial to the smooth separation of the first side core 400, the second side core 500 and the third side core 600 from the molded product.

[0043] Please refer to Figure 3 and Figure 4, in a possible implementation, a fixing seat 206 is provided on the side wall of the rear template 202, the driving member 601 is disposed on the fixing seat 206, a fourth chute 207 is provided on the fixing seat 206, the fourth chute 207 communicates with the third chute 205, and the third side core 600 can slide from the third chute 205 into the fourth chute 207. It is easy to understand that the driving member 601 is a cylinder, the setting of the fixing seat 206 can provide an installation basis for the driving member 601, and the setting of the fourth chute 207 can extend the sliding distance of the third side core 600, so that the third side core 600 can be completely separated from the molded product.

[0044] Please refer to Figure 4 and Figure 5 , in a possible implementation, a first positioning member 208 is provided on the side wall of the first chute 203, and a first positioning groove 403 corresponding to the first positioning member 208 is provided on the side wall of the first side core 400. It should be noted that the number of the first positioning grooves 403 is two, and the two first positioning grooves 403 are arranged at intervals. In the mold closing state, the first positioning member 208 extends into one of the first positioning grooves 403. During demolding, the first side core 400 slides outward, so that the first positioning member 208 slides into the other first positioning groove 403. The setting of the first positioning member 208 can enable the first side core 400 to be accurately positioned during the sliding process.

[0045] Please refer to Figure 4 and Figure 6 , in a possible implementation, a second positioning member 209 is provided on the side wall of the second chute 204, and a second positioning groove 503 corresponding to the second positioning member 209 is provided on the side wall of the second side core 500. It should be noted that the number of the second positioning grooves 503 is two, and the two second positioning grooves 503 are arranged at intervals. In the mold closing state, the second positioning member 209 extends into one of the second positioning grooves 503. During demolding, the second side core 500 slides outward, so that the second positioning member 209 slides into the other second positioning groove 503. The setting of the second positioning member 209 can enable the second side core 500 to be accurately positioned during the sliding process.

[0046] Please refer to Figure 4, in a possible implementation, the bracket male mold 300 is provided with a first shaping portion 301. The top surface of the first shaping portion 301 is provided with a plurality of first heat dissipation columns 302. The first heat dissipation columns 302 are in contact with the bracket female mold 103. The first heat dissipation columns 302 are used to form heat dissipation holes on the top wall of the product. It is easy to understand that after the mold is closed, there is a gap between the first shaping portion 301 and the bracket female mold 103, and the hot melt material flows into the gap to form the top shell of the bracket product. And the first heat dissipation columns 302 are in contact with the bracket female mold 103, which can form heat dissipation holes on the top of the bracket product. Moreover, the plurality of first heat dissipation columns 302 are arranged in an array, so that the heat dissipation holes on the bracket product are also arranged in an array.

[0047] Please refer to Figure 5 , in a possible implementation, the end face of the first side core 400 has a shaping surface 404. The shaping surface 404 is provided with a plurality of second heat dissipation columns 405. The second heat dissipation columns 405 are in contact with the first shaping portion 301. The second heat dissipation columns 405 are used to form heat dissipation holes on the side wall of the product. It is easy to understand that after the mold is closed, there is a gap between the first side core 400 and the first shaping portion 301, and the hot melt material flows into the gap to form the side shell of the bracket product. And the second heat dissipation columns 405 are in contact with the first shaping portion 301, which can form heat dissipation holes on the side wall of the bracket product. Moreover, the plurality of second heat dissipation columns 405 are arranged in an array, so that the heat dissipation holes on the bracket product are also arranged in an array, and the heat dissipation holes on the top of the bracket product are continuously arranged with the heat dissipation holes on the side wall.

[0048] Please refer to Figure 6 , in a possible implementation, the second side core 500 is provided with a second shaping portion 504. The second shaping portion 504 cooperates with the first end of the first shaping portion 301 to form a specific structure at the end of the product. It is easy to understand that the end of the second side core 500 has a convex block for forming a specific shape, and there is also a gap between the end of the second side core 500 and the first end of the first shaping portion 301, so that the hot melt material flows into the gap, thereby forming the required shape at the end of the bracket product.

[0049] Please refer to Figure 7 , in a possible implementation, the third side core 600 is provided with a third shaping portion 602. The third shaping portion 602 extends into the bracket injection cavity, and the end face of the third shaping portion 602 is in contact with the second end of the first shaping portion 301. It should be noted that after the mold is closed, the third side core 600 is located between the two first side cores 400, and there is a gap between the third side core 600 and the first side core 400, so that the hot melt material flows into the gap. The shaping surface 404 cooperates with the side wall surface of the third side core 600 to form the required structure on the shell of the bracket product. Moreover, the cooperation between the third shaping portion 602 and the first shaping portion 301 is also used to form a hollow structure on the bracket product.

[0050] Please refer to Figure 4 and Figure 7 In a possible implementation manner, a third positioning groove 303 is provided at the second end of the first shaping portion 301, and a positioning protrusion 603 is provided on the end surface of the third shaping portion 602. After the mold is closed, the positioning protrusion 603 extends into the third positioning groove 303. It should be noted that the positioning protrusion 603 is cylindrical and the third positioning groove 303 is circular. When the third shaping portion 602 contacts the first shaping portion 301, the positioning protrusion 603 extends into the third positioning groove 303, so that the end surface of the third shaping portion 602 can be in complete contact with the end surface of the first shaping portion 301, improving the tightness of the connection between the third shaping portion 602 and the first shaping portion 301, which is beneficial to improving the production quality of the product.

[0051] The above implementation manner is only the preferred implementation manner of the present utility model, and the protection scope of the present utility model cannot be limited thereby. Any non-substantial changes and substitutions made by those skilled in the art on the basis of the present utility model fall within the protection scope required by the present utility model.

Claims

1. A hair straightener motor bracket mold, characterized in that: It includes a front mold assembly, a rear mold assembly, a first side core pulling mechanism, a second side core pulling mechanism and a third side core pulling mechanism; The front mold assembly comprises a front mold plate, and the front mold plate is provided with a bracket concave mold; The rear mold assembly includes a rear mold plate, and the rear mold plate is provided with a bracket convex mold that cooperates with the bracket concave mold; The number of the first side core pulling mechanisms is two, which are respectively arranged on opposite sides of the bracket punch, and the first side core pulling mechanisms include a first side core and a first oblique guide column, the first side core can be slidably arranged on the rear template, the first oblique guide column is arranged on the front template, and the first side core is provided with a first oblique guide hole, and when the mold is closed, the first oblique guide column extends into the first oblique guide hole; The second side core pulling mechanism comprises a second side core and a second oblique guide column, the second side core is slidably arranged on the rear template, the second oblique guide column is arranged on the front template, a second oblique guide hole is arranged on the second side core, and when the mold is closed, the second oblique guide column extends into the second oblique guide hole; The third side core pulling mechanism comprises a third side core and a driving member, wherein the third side core is slidably arranged on the rear template, the driving member is also arranged on the rear template, and the driving end of the driving member is connected to the third side core; After mold closing, the bracket concave mold, the bracket convex mold, the two first side cores, the second side core and the third side core form a bracket injection cavity, and the hot melt material flows into the bracket injection cavity and forms a product after cooling.

2. The hair straightener motor bracket mold according to claim 1, characterized in that: The rear template is provided with a first slide groove, a second slide groove and a third slide groove, the first side core can be slidably set in the first slide groove, the second side core can be slidably set in the second slide groove, and the third side core can be slidably set in the third slide groove.

3. The hair straightener motor bracket mold according to claim 2, characterized in that: A fixing seat is provided on the side wall of the rear template, the driving member is arranged on the fixing seat, a fourth slide groove is provided on the fixing seat, the fourth slide groove is connected with the third slide groove, and the third side core can slide from the third slide groove to the fourth slide groove.

4. The hair straightener motor bracket mold according to claim 2, characterized in that: A first positioning piece is disposed on the side wall of the first slide groove, and a first positioning groove corresponding to the first positioning piece is disposed on the side wall of the first side core.

5. The hair straightener motor bracket mold according to claim 2, characterized in that: A second positioning piece is disposed on the side wall of the second slide groove, and a second positioning groove corresponding to the second positioning piece is disposed on the side wall of the second side core.

6. The hair straightener motor bracket mold according to claim 1, characterized in that: The bracket convex mold is provided with a first shaping part, and the top surface of the first shaping part is provided with a plurality of first heat dissipation columns, which abut against the bracket concave mold, and are used to form heat dissipation holes on the top wall of the product.

7. The hair straightener motor bracket mold according to claim 6, characterized in that: The end surface of the first side core has a shaping surface, and a plurality of second heat dissipation columns are arranged on the shaping surface. The second heat dissipation columns are in conflict with the first shaping portion, and the second heat dissipation columns are used to form heat dissipation holes on the side wall of the product.

8. The hair straightener motor bracket mold according to claim 6, characterized in that: The second side core is provided with a second shaping portion, and the second shaping portion cooperates with the first end of the first shaping portion to form a specific structure at the end of the product.

9. The hair straightener motor bracket mold according to claim 6, characterized in that: The third side core is provided with a third shaping portion, the third shaping portion extends into the bracket injection cavity, and the end surface of the third shaping portion abuts against the second end of the first shaping portion.

10. The hair straightener motor bracket mold according to claim 9, characterized in that: A third positioning groove is disposed at the second end of the first shaping portion, and a positioning protrusion is disposed on the end surface of the third shaping portion. After the mold is closed, the positioning protrusion extends into the third positioning groove.

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