Binding machine base die

Abstract

The utility model discloses a base mold of a binding machine. The base mold comprises a front mold assembly, a rear mold assembly, a first side core-pulling mechanism and a second side core-pulling mechanism, the front mold assembly comprises a front mold fixing plate and a front mold plate, the front mold plate is movably arranged on the front mold fixing plate, and a base female mold is arranged on the front mold plate; the rear die assembly comprises a rear die plate, and a base male 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 piece, the first side mold core is arranged on the front mold plate in a sliding mode, the first inclined guide piece is fixedly arranged on the front mold fixing plate, a first inclined guide groove is formed in the first side mold core, and the first inclined guide piece is connected into the first inclined guide groove in a sliding mode; the second side core-pulling mechanism comprises a second side mold core and a second inclined guide piece, the second side mold core is arranged on the front mold plate in a sliding mode, the second inclined guide piece is fixedly arranged on the front mold fixing plate, a second inclined guide groove is formed in the second side mold core, and the second inclined guide piece is connected into the second inclined guide groove in a sliding mode.

Description

Technical Field

[0001] The utility model relates to the technical field of injection molds, in particular to a binding machine base mold. Background Art

[0002] Molds are various molds and tools used in industrial production to obtain the desired products by injection molding, blow molding, extrusion, die casting or forging, smelting, stamping and other methods. Injection molds usually include a front mold and a back mold. When the front mold and the back mold are buckled, the molten material is injected into the cavity through the gate. When the mold is opened, the front mold and the back mold are separated to take out the plastic product.

[0003] A base on a binding machine is used to load batteries and power components. Since the two sides of the base have side walls extending upward, and the side walls have complex structures such as multiple holes, grooves, protrusions, etc., and the inner side of the base is provided with multiple loading areas for loading different parts, at the same time, the base is also provided with through holes for passing wires, which makes multiple surfaces of the base have structures that need to be formed, resulting in difficulty in forming the base and inconvenience in demoulding. Utility Model Content

[0004] In order to overcome the deficiencies of the prior art, the utility model aims to provide a binding machine base mold to solve the technical problems in the prior art that the binding machine base is difficult to mold and inconvenient to demould.

[0005] The utility model is implemented by the following technical scheme: a binding machine base mold, including a front mold assembly, a rear mold assembly, a first side core pulling mechanism and a second side core pulling mechanism;

[0006] The front mold assembly comprises a front mold fixing plate and a front mold plate, wherein the front mold plate is movably arranged on the front mold fixing plate, and a base concave mold is arranged on the front mold plate;

[0007] The rear mold assembly comprises a rear mold plate, and the rear mold plate is provided with a base convex mold;

[0008] The first side core pulling mechanism comprises a first side core and a first oblique guide, the first side core can be slidably arranged on the front mold plate, the first oblique guide is fixedly arranged on the front mold fixing plate, the first side core is provided with a first oblique guide groove, and the first oblique guide is slidably connected in the first oblique guide groove;

[0009] The second side core pulling mechanism comprises a second side core and a second oblique guide, the second side core can be slidably arranged on the front mold plate, the second oblique guide is fixedly arranged on the front mold fixing plate, the second side core is provided with a second oblique guide groove, and the second oblique guide is slidably connected in the second oblique guide groove;

[0010] When the molds are closed, the base concave mold, the base convex mold, the first side core and the second side core form a base injection cavity.

[0011] In a possible implementation, a first guide groove is provided on the front template, the first side core is slidably disposed in the first guide groove, first limiting members are provided on both sides of the first guide groove, and the first side core is clamped with the first limiting member.

[0012] In a possible implementation, a second guide groove is further provided on the front template, the second side core is slidably disposed in the second guide groove, second limiting members are provided on both sides of the second guide groove, and the second side core is clamped with the second limiting member.

[0013] In a possible implementation manner, a first shaping portion is provided at one end of the first side core close to the base die, and the first shaping portion is used to form a desired shape on a side wall of the molded product.

[0014] In a possible implementation, a second shaping portion is provided at one end of the second side core close to the base die, and the second shaping portion is used to form a desired shape on the other side wall of the molded product.

[0015] In a possible implementation manner, a shaping groove is provided on the base convex mold, and the shaping groove is connected to the base injection cavity.

[0016] In a possible implementation manner, a third shaping portion is provided on the base convex mold, and a top surface of the third shaping portion abuts against the base concave mold.

[0017] In a possible implementation manner, a plurality of elastic positioning members are provided on the front template, and positioning grooves corresponding to the elastic positioning members are provided on both the first side core and the second side core.

[0018] In a possible embodiment, the first oblique guide member includes a first part and a second part that are connected, the second part is inclined relative to the vertical direction, the top end of the first part is connected to the front mold fixing plate, and when the mold is closed, the first part is located in the front mold plate, and the second part is located in the second oblique guide groove.

[0019] In a possible implementation manner, the first portion has a semicircular groove.

[0020] Compared with the prior art, the beneficial effect of the utility model is that when the molded product needs to be demolded, the front mold fixing plate is separated from the front mold plate under the drive of an external driving member, and the front mold fixing plate drives the first inclined guide and the second inclined guide to move together, the first inclined guide drives the first side core away from the molded product, and the second inclined guide drives the second side core away from the molded product, which effectively avoids the first side core and the second side core from hindering the demolding of the product, and greatly improves the convenience of product demolding. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a structural schematic diagram of the base mold of the binding machine of the utility model;

[0022] Figure 2 It is a structural schematic diagram of the front mold assembly in the base mold of the binding machine of the utility model;

[0023] Figure 3 It is a structural schematic diagram of the front mold assembly in the base mold of the binding machine of the utility model in the mold opening state;

[0024] Figure 4 It is a structural schematic diagram of the front mold assembly in the binding machine base mold of the utility model after the first side core and the second side core are hidden;

[0025] Figure 5 It is a structural schematic diagram of the rear mold assembly in the base mold of the binding machine of the utility model;

[0026] Figure 6 It is a structural schematic diagram of the rear mold assembly in the binding machine base mold of the utility model in the mold opening state;

[0027] Figure 7 It is a structural schematic diagram of the first side core in the binding machine base mold of the utility model;

[0028] Figure 8 It is a structural schematic diagram of the second side core in the binding machine base mold of the utility model;

[0029] Fig. 9 It is a structural schematic diagram of the first oblique guide in the base mold of the binding machine of the utility model.

[0030] In the figure:

[0031] 100, front mold fixing plate; 101, front mold pad; 102, rear mold fixing plate; 103, pad; 104, first guide column;

[0032] 200, front template; 201, base die; 202, first guide groove; 203, second guide groove; 204, first stopper; 205, second stopper; 206, elastic positioning member;

[0033] 300, rear template; 301, base punch; 302, shaping groove; 303, third shaping part; 304, first guide hole; 305, second guide hole;

[0034] 400, jacking plate; 401, ejector pin; 402, second guide column;

[0035] 500, first side core; 501, first oblique guide; 5011, first portion; 5012, second portion; 502, first oblique guide groove; 503, first shaping portion; 504, positioning groove; 505, wear-resistant part;

[0036] 600, second side core; 601, second oblique guide member; 602, second oblique guide groove; 603, second shaping portion. DETAILED DESCRIPTION

[0037] The following will be combined with the drawings in the embodiments of the present application to clearly and completely describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

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

[0039] In addition, the descriptions of "first", "second", etc. in this application are only for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in this field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by this application.

[0040] like Figure 1-9The base mold of a binding machine shown in the figure includes a front mold assembly, a rear mold assembly, a first side core pulling mechanism and a second side core pulling mechanism; the front mold assembly includes a front mold fixing plate 100 and a front mold plate 200, the front mold plate 200 can be movably arranged on the front mold fixing plate 100, and the front mold plate 200 is provided with a base concave mold 201; the rear mold assembly includes a rear mold plate 300, and the rear mold plate 300 is provided with a base convex mold 301; the first side core pulling mechanism includes a first side core 500 and a first oblique guide 501, the first side core 500 can be slidably arranged on the front mold plate 200, and the first oblique guide 501 is fixedly arranged on the front mold fixing plate 100 , the first side core 500 is provided with a first oblique guide groove 502, and the first oblique guide 501 is slidably connected in the first oblique guide groove 502; the second side core pulling mechanism includes a second side core 600 and a second oblique guide 601, the second side core 600 can be slidably arranged on the front mold plate 200, the second oblique guide 601 is fixedly arranged on the front mold fixed plate 100, the second side core 600 is provided with a second oblique guide groove 602, and the second oblique guide 601 is slidably connected in the second oblique guide groove 602; when the mold is closed, the base concave mold 201, the base convex mold 301, the first side core 500 and the second side core 600 form a base injection cavity. Specifically, the front mold fixed plate 100 is also provided with a gate, the gate is connected to a main channel, the main channel is connected to two branch channels, the branch channels are connected to the base injection cavity, the molten material flows into the base injection cavity through the gate, and then is quickly cooled and formed under the action of the mold cooling system, and finally the mold is opened to take out the molded product.

[0041] It should be noted that the front mold assembly also includes a front mold pad 101, which is arranged on the front mold fixing plate 100, and the front mold plate 200 is arranged on the front mold pad 101. The rear mold assembly also includes a rear mold fixing plate 102 and a cushion block 103. The number of cushion blocks 103 is two and they are respectively arranged on both sides of the rear mold fixing plate 102. The rear mold plate 300 is arranged on the cushion block 103. The rear mold fixing plate 102 is provided with a lifting plate 400, and the lifting plate 400 is provided with a plurality of ejector pins 401. The rear mold plate 300 and the base punch 301 are provided with a plurality of through pinholes, and each ejector pin 401 can be slidably arranged in each pinhole. When the molded product needs to be demoulded, the front mold fixing plate 102 is provided with a plurality of ejector pins 401. 0 is separated from the front template 200 under the drive of the external driving member, the front mold fixing plate 100 drives the first oblique guide 501 and the second oblique guide 601 to move together, the first oblique guide 501 drives the first side core 500 away from the molded product, and the second oblique guide 601 drives the second side core 600 away from the molded product. Subsequently, the front template 200 is separated from the rear template 300, the first side core 500 and the second side core 600 are separated from the rear template 300 together with the front template 200, and the molded product remains on the rear template 300. Finally, the lifting plate 400 rises under the action of the external driving member, so that the molded product is ejected by the ejector pin 401, and the demoulding work is completed.

[0042] Furthermore, a first guide column 104 is provided on the front mold assembly, and a first guide hole 304 corresponding to the first guide column 104 is provided on the rear mold assembly. The first guide column 104 is slidably connected in the first guide hole 304. This arrangement can improve the stability of the movement of the mold during opening and closing. A second guide column 402 is provided on the lifting plate 400, and a second guide hole 305 corresponding to the second guide column 402 is provided on the rear mold plate 300. The second guide column 402 is slidably connected in the second guide hole 305. This arrangement can ensure the stability of the movement of the lifting plate 400 during demolding.

[0043] Please refer to Figure 3 and 4 In a possible implementation, a first guide groove 202 is provided on the front template 200, and the first side core 500 is slidably disposed in the first guide groove 202. First stoppers 204 are provided on both sides of the first guide groove 202, and the first side core 500 is engaged with the first stoppers 204. It is easy to understand that when the mold is opened, the setting of the first guide groove 202 can make the first side core 500 slide smoothly along the first guide groove 202, avoiding the first side core 500 from deflecting, which is conducive to the smooth separation of the first side core 500 and the product, and the setting of the first stopper 204 can limit the first side core 500 on the front template 200, and can make the first side core 500 away from the rear template 300 during demolding, avoiding the first side core 500 from hindering the demolding of the product.

[0044] Please refer to Figure 3 and Figure 4 In a possible embodiment, the front template 200 is further provided with a second guide groove 203, the second side core 600 is slidably disposed in the second guide groove 203, and second stoppers 205 are disposed on both sides of the second guide groove 203, and the second side core 600 is engaged with the second stoppers 205. It is easy to understand that when the mold is opened, the second guide groove 203 can make the second side core 600 slide smoothly along the second guide groove 203, avoiding the second side core 600 from deflecting, which is conducive to the smooth separation of the second side core 600 and the product, and the second stopper 205 can limit the second side core 600 on the front template 200, so that the second side core 600 can be kept away from the rear template 300 during demolding, avoiding the second side core 600 from hindering the demolding of the product.

[0045] Please refer to Figure 7 In a possible implementation, a first shaping portion 503 is provided at one end of the first side core 500 close to the base die 201, and the first shaping portion 503 is used to form a desired shape on a side wall of the molded product. It is easy to understand that the first shaping portion 503 has complex structures such as protrusions, grooves, holes, etc., so as to form a corresponding shape on a side wall of the product.

[0046] Please refer to Figure 8 In a possible embodiment, a second shaping portion 603 is provided at one end of the second side core 600 close to the base die 201, and the second shaping portion 603 is used to form a desired shape on the other side wall of the molded product. It is easy to understand that the second shaping portion 603 has complex structures such as protrusions, grooves, holes, etc. to form a corresponding shape on the other side wall of the product.

[0047] Please refer to Figure 5 In a possible implementation, a shaping groove 302 is provided on the base punch 301, and the shaping groove 302 is connected to the base injection cavity. It should be noted that since the inner side of the base product has a plurality of ribs, which are used to divide the inner side of the base product into several loading areas for installing different parts, the base punch 301 is provided with crisscrossing and connected shaping grooves 302 for forming ribs. In addition, the ejector pins 401 have columnar and sheet shapes, wherein the sheet ejector pins 401 are in conflict with the ribs. When the mold is demolded, the sheet ejector pins 401 are ejected from the shaping grooves 302, making it easier to separate the ribs from the base punch 301, which helps to facilitate rapid demolding of the product.

[0048] Please refer to Figure 5 In a possible implementation, the base male mold 301 is provided with a third shaping portion 303, and the top surface of the third shaping portion 303 is in conflict with the base female mold 201. It should be noted that, since the base product has a through hole, the base male mold 301 is provided with a third shaping portion 303 for forming the through hole on the base product, and the third shaping portion 303 is in a rectangular shape, and the top surface of the third shaping portion 303 is adapted to fit the outer surface of the base female mold 201.

[0049] Please refer to Figure 4 and Figure 7In a possible implementation manner, a plurality of elastic positioning members 206 are provided on the front template 200 , and positioning grooves 504 corresponding to the elastic positioning members 206 are provided on the first side core 500 and the second side core 600 . It should be noted that two positioning grooves 504 are provided on the first side core 500 and the second side core 600, and the positioning grooves 504 are respectively arranged at the movable extreme positions of the first side core 500 and the second side core 600, that is, when the first side core 500 is in the mold closing state, the elastic positioning member 206 extends into the positioning groove 504, and when the first side core 500 is in the position after the mold is fully opened, the elastic positioning member 206 extends into the other positioning groove 504, and when the first side core 500 is in the sliding process, the elastic positioning member 206 is in a contracted state, and the elastic positioning member 206 is in conflict with the bottom surface of the first side core 500; in addition, in the present embodiment, the elastic positioning member 206 is composed of a spring and a positioning block, and the positioning block can be extended and retracted under the support of the spring. When the positioning block corresponds to the position of the positioning groove 504, the positioning block automatically extends into the positioning groove 504 under the action of the spring, so as to achieve the purpose of positioning the first side core 500 and the second side core 600.

[0050] Please refer to Fig. 9 In a possible implementation, the first oblique guide 501 includes a first portion 5011 and a second portion 5012 connected to each other, the second portion 5012 is inclined relative to the vertical direction, the top of the first portion 5011 is connected to the front mold fixing plate 100, and when the mold is in a mold-closing state, the first portion 5011 is located in the front mold plate 200, and the second portion 5012 is located in the second oblique guide groove 602. It is easy to understand that a threaded hole is provided at the top of the first portion 5011, and the first oblique guide 501 is installed on the front mold fixing plate 100 by fastening bolts. In addition, a wear-resistant part 505 is also provided on the back of the second portion 5012 to reduce the wear caused by the long-term friction between the second portion 5012 and the first side core 500.

[0051] Furthermore, a semicircular groove is provided on the first portion 5011. It is easy to understand that the design of the groove is conducive to reducing the material used for the first oblique guide 501, thereby reducing the production cost of the first oblique guide 501.

[0052] The above-mentioned implementation modes are only preferred implementation modes of the present invention, and cannot be used to limit the protection scope of the present invention. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present invention shall fall within the scope of protection required by the present invention.

Claims

1. A binding machine base mold, characterized in that: It includes a front mold assembly, a rear mold assembly, a first side core pulling mechanism and a second side core pulling mechanism; The front mold assembly comprises a front mold fixing plate and a front mold plate, wherein the front mold plate is movably arranged on the front mold fixing plate, and a base concave mold is arranged on the front mold plate; The rear mold assembly comprises a rear mold plate, and the rear mold plate is provided with a base convex mold; The first side core pulling mechanism comprises a first side core and a first oblique guide, the first side core can be slidably arranged on the front mold plate, the first oblique guide is fixedly arranged on the front mold fixing plate, the first side core is provided with a first oblique guide groove, and the first oblique guide is slidably connected in the first oblique guide groove; The second side core pulling mechanism comprises a second side core and a second oblique guide, the second side core can be slidably arranged on the front mold plate, the second oblique guide is fixedly arranged on the front mold fixing plate, the second side core is provided with a second oblique guide groove, and the second oblique guide is slidably connected in the second oblique guide groove; When the molds are closed, the base concave mold, the base convex mold, the first side core and the second side core form a base injection cavity.

2. The binding machine base mold according to claim 1, characterized in that: The front template is provided with a first guide groove, the first side core is slidably arranged in the first guide groove, first limiting members are provided on both sides of the first guide groove, and the first side core is clamped with the first limiting member.

3. The binding machine base mold according to claim 1, characterized in that: The front template is also provided with a second guide groove, the second side core is slidably arranged in the second guide groove, second limiting members are provided on both sides of the second guide groove, and the second side core is clamped with the second limiting member.

4. The binding machine base mold according to claim 1, characterized in that: A first shaping portion is provided at one end of the first side core close to the base die, and the first shaping portion is used to form a desired shape on a side wall of the molded product.

5. The binding machine base mold according to claim 1, characterized in that: A second shaping portion is provided at one end of the second side core close to the base die, and the second shaping portion is used to form a desired shape on the other side wall of the molded product.

6. The binding machine base mold according to claim 1, characterized in that: A shaping groove is provided on the base convex mold, and the shaping groove is communicated with the base injection cavity.

7. The binding machine base mold according to claim 1, characterized in that: The base convex mold is provided with a third shaping portion, and the top surface of the third shaping portion is in conflict with the base concave mold.

8. The binding machine base mold according to claim 1, characterized in that: The front mold plate is provided with a plurality of elastic positioning members, and the first side mold core and the second side mold core are both provided with positioning grooves corresponding to the elastic positioning members.

9. The binding machine base mold according to claim 1, characterized in that: The first oblique guide member includes a first part and a second part that are connected, the second part is inclined relative to the vertical direction, the top end of the first part is connected to the front mold fixing plate, and when the mold is closed, the first part is located in the front mold plate, and the second part is located in the second oblique guide groove.

10. The binding machine base mold according to claim 9, characterized in that: The first portion has a semicircular groove thereon.

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