New energy automobile PTC aluminum shell part die-casting die

Abstract

The utility model is suitable for the technical field of aluminum shell part die-casting, and provides a new energy automobile PTC aluminum shell part die-casting die which comprises a front die frame and a front die assembly connected with the front die frame and arranged in the front die frame. The rear mold assembly is arranged on one side of the front mold assembly, the rear mold frame is arranged on the outer side of the rear mold assembly, the rear mold assembly comprises a rear mold core, a rear mold groove is formed in the end face of the rear mold core, and a rear mold insert is arranged in the rear mold groove; a first adaptive groove, a second adaptive groove, a third adaptive groove and a fourth adaptive groove are further formed in the rear mold core, the four adaptive grooves are matched with the first sliding block, the second sliding block, the third sliding block and the fourth sliding block respectively, the sliding blocks and the adaptive grooves are correspondingly arranged in multiple sets, casting mold forming of complex parts can be achieved, the sliding blocks can be moved away after casting mold is completed, and the sliding blocks and the fourth sliding blocks can be matched with the first adaptive groove, the second adaptive groove, the third adaptive groove and the fourth adaptive groove. In addition, the sliding block is composed of a plurality of parts, disassembly and replacement are convenient, waste of materials can be reduced, and cost is saved.

Description

Technical Field

[0001] The utility model relates to the technical field of die casting of aluminum shell parts, and more specifically, it relates to a die casting mold for PTC aluminum shell parts of new energy vehicles. Background Technique

[0002] With the rapid development of the new energy vehicle industry, the trend of functional integration of automotive parts has become more prominent, making the actual working conditions more complex. The die casting industry will enter the fast lane of development driven by intelligent transformation and green manufacturing.

[0003] At present, die casting of PTC aluminum shell parts is usually used to manufacture parts with complex geometric shapes and good performance requirements, which is suitable for the manufacturing requirements of current new energy vehicle parts.

[0004] However, due to different specifications of automotive parts, different die casting devices are required during die casting, resulting in high manufacturing costs. Moreover, it is inconvenient to demold the mold during die casting operation, which is time-consuming and laborious. Therefore, a die casting mold for PTC aluminum shell parts of new energy vehicles is proposed to improve the existing problems. Summary of the Utility Model

[0005] Aiming at the deficiencies of the existing technology, the purpose of the utility model is to provide a die casting mold for PTC aluminum shell parts of new energy vehicles.

[0006] To achieve the above purpose, the utility model provides the following technical solution: A die casting mold for PTC aluminum shell parts of new energy vehicles, including a front mold frame, a front mold assembly connected to the front mold frame and arranged inside the front mold frame, a rear mold assembly arranged on one side of the front mold assembly, and a rear mold frame arranged outside the rear mold assembly.

[0007] Among them, the rear mold assembly includes a rear mold core, a rear mold groove is opened on the end face of the rear mold core, and a rear mold insert is arranged inside the rear mold groove.

[0008] A first fitting groove is also arranged on the rear mold core, a first slider is arranged inside the first fitting groove, the first slider includes a first left pressing strip, a first left pressing strip groove is opened on the first left pressing strip, a first slider seat is arranged on one side of the first left pressing strip, two groups of symmetrical first limiting strips are arranged on the first slider seat, the size and shape of one group of the first limiting strips are adapted to the first left pressing strip groove, a first right pressing strip is arranged on the side of the first slider seat away from the first left pressing strip, a first right pressing strip groove is opened on the first right pressing strip, the size and shape of the first right pressing strip groove are adapted to the other group of the first limiting strips, and a first slider head is also arranged on the end face of the first slider seat.

[0009] The present utility model is further configured as follows: a second mating groove is provided on the side wall of the rear mold core and on the same side as the first mating groove. A second slider is arranged inside the second mating groove. The second slider includes a second left pressing strip, and a second left pressing strip groove is formed on the second left pressing strip. A second slider seat is arranged on one side of the second left pressing strip. Two groups of symmetric second limiting strips are arranged on the second slider seat. The size and shape of one group of the second limiting strips are adapted to the second left pressing strip groove. A second right pressing strip is arranged on the side of the second slider seat away from the second left pressing strip. A second right pressing strip groove is formed on the second right pressing strip. The size and shape of the second right pressing strip groove are adapted to the other group of the second limiting strips. A second slider head is further arranged on the end face of the second slider seat.

[0010] The present utility model is further configured as follows: a third mating groove is provided on the side wall of the rear mold core and on the same side as the second mating groove. A third slider is arranged inside the third mating groove. The third slider includes a third left pressing strip, and a third left pressing strip groove is formed on the third left pressing strip. A third slider seat is arranged on one side of the third left pressing strip. Two groups of symmetric third limiting strips are arranged on the third slider seat. The size and shape of one group of the third limiting strips are adapted to the third left pressing strip groove. A third right pressing strip is arranged on the side of the third slider seat away from the third left pressing strip. A third right pressing strip groove is formed on the third right pressing strip. The size and shape of the third right pressing strip groove are adapted to the other group of the third limiting strips. A third slider head is further arranged on the end face of the third slider seat.

[0011] The present utility model is further configured as follows: a fourth mating groove is provided on the side wall of the rear mold core and on the same side as the third mating groove. A fourth slider is arranged inside the fourth mating groove. The fourth slider includes a fourth left pressing strip, and a fourth left pressing strip groove is formed on the fourth left pressing strip. A fourth slider seat is arranged on one side of the fourth left pressing strip groove. Two groups of symmetric fourth limiting strips are arranged on the fourth slider seat. The size and shape of one group of the fourth limiting strips are adapted to the fourth left pressing strip groove. A fourth right pressing strip is arranged on the side of the fourth slider seat away from the fourth left pressing strip. A fourth right pressing strip groove is formed on the fourth right pressing strip. The size and shape of the fourth right pressing strip groove are adapted to the other group of the fourth limiting strips. A fourth slider head is further arranged on the end face of the fourth slider seat.

[0012] By adopting the above technical solutions, the four groups of sliders of the mold are designed. The four groups of sliders are all used in cooperation with the pressing strip grooves and the limiting strips, which is convenient for disassembling the sliders and is applicable to the complex shapes of the parts. Among them, the slider head of the first slider is provided with a cavity, which is suitable for the die-casting forming of PTC aluminum shell parts. At the same time, after the parts are cast, the sliders will move to the original positions, which is convenient for the manipulator to pick up, and thus the demoulding of the mold can be realized.

[0013] The present utility model is further configured as follows: The front mold assembly includes a front mold core. A front mold groove is formed on the end face of the front mold core. A front mold insert is arranged inside the front mold groove. A casting channel is arranged on one side of the front mold core close to the front mold groove.

[0014] The present utility model is further configured as follows: A sprue bushing assembly is arranged on one side of the casting channel away from the front mold groove. The sprue bushing assembly includes a sprue bushing. The sprue bushing is cylindrical. A casting port is formed through the center position of the sprue bushing. A positioning plane is arranged at the edge of the sprue bushing.

[0015] By adopting the above technical solution, the casting part of the mold is further arranged. The design of the sprue bushing facilitates the injection of the casting liquid, and the design of the casting channel facilitates the flow of the casting liquid, which is beneficial to the casting and molding of the mold.

[0016] In summary, the present application includes at least one of the following beneficial technical effects:

[0017] 1. The design of the pressure strip and the limit strip in the four groups of sliders facilitates the disassembly of the sliders, can reduce material waste, improve material utilization rate, and reduce costs.

[0018] 2. The cavity is designed in the slider head, which can increase the complexity of the mold design and adapt to more complex part designs.

[0019] 3. The reasonable design of the slider facilitates the demolding of the mold after the mold is cast and molded, thus reducing the wear of the mold and extending the service life of the mold.

[0020] 4. The reasonable design of the sprue bushing and the casting channel can make the casting liquid flow into the mold cavity during casting, which is beneficial to the casting and molding of the mold. Description of the Drawings

[0021] Figure 1 It is a schematic structural diagram of a die-casting mold for a PTC aluminum shell part of a new energy vehicle according to the present utility model.

[0022] Figure 2 It is a schematic structural diagram of the front mold assembly in the present utility model.

[0023] Figure 3 It is a schematic structural diagram of the rear mold assembly in the present utility model.

[0024] Figure 4 It is a schematic structural diagram of the first slider in the present utility model.

[0025] Figure 5 It is a schematic structural diagram of the second slider in the present utility model.

[0026] Figure 6 It is a schematic structural diagram of the third slider in the present utility model.

[0027] Figure 7 This is a schematic diagram of the fourth slider structure in the present utility model.

[0028] Figure 8 This is a schematic diagram of the sprue bushing structure in the present utility model.

[0029] Explanation of reference numerals: 1. Front mold frame;

[0030] 2. Front mold assembly; 21. Front mold core; 22. Front mold groove; 23. Casting channel; 24. Front mold insert;

[0031] 3. Rear mold frame;

[0032] 4. Rear mold assembly; 41. First fitting groove; 42. Second fitting groove; 43. Third fitting groove; 44. Fourth fitting groove; 45. Rear mold groove; 46. Rear mold insert; 47. Rear mold core;

[0033] 5. First slider; 51. First left pressing strip; 52. First left pressing strip groove; 53. First right pressing strip; 54. First right pressing strip groove; 55. First slider seat; 56. First limiting strip; 57. First slider head;

[0034] 6. Second slider; 61. Second left pressing strip; 62. Second left pressing strip groove; 63. Second right pressing strip; 64. Second right pressing strip groove; 65. Second slider seat; 66. Second limiting strip; 67. Second slider head;

[0035] 7. Third slider; 71. Third left pressing strip; 72. Third left pressing strip groove; 73. Third right pressing strip; 74. Third right pressing strip groove; 75. Third slider seat; 76. Third limiting strip; 77. Third slider head;

[0036] 8. Fourth slider; 81. Fourth left pressing strip; 82. Fourth left pressing strip groove; 83. Fourth right pressing strip; 84. Fourth right pressing strip groove; 85. Fourth slider seat; 86. Fourth limiting strip; 87. Fourth slider head;

[0037] 9. Sprue bushing assembly; 91. Sprue bushing; 92. Casting port; 93. Positioning plane. Detailed implementation manners

[0038] It should be noted that, without conflict, the embodiments in this application and the features in the embodiments may be combined with each other. The present utility model will be described in detail below with reference to the drawings and in conjunction with the embodiments.

[0039] It should be pointed out that, unless otherwise specified, all technical and scientific terms used in this application have the same meaning as commonly understood by those of ordinary skill in the technical field to which this application belongs.

[0040] Please refer toFigure 1-8 , the present utility model provides the following technical solutions:

[0041] Embodiment 1

[0042] Refer to Figure 1 , a die-casting mold for PTC aluminum housing parts of a new energy vehicle, including a front mold frame 1, a front mold assembly 2 connected to the front mold frame 1 and arranged inside the front mold frame 1, a rear mold assembly 4 arranged on one side of the front mold assembly 2, and a rear mold frame 3 arranged outside the rear mold assembly 4.

[0043] Refer to Figure 3 , the rear mold assembly 4 includes a rear mold core 47, a rear mold groove 45 is formed on the end face of the rear mold core 47, and a rear mold insert 46 is arranged inside the rear mold groove 45.

[0044] Refer to Figure 3 and Figure 4 , a first fitting groove 41 is further arranged on the rear mold core 47, a first slider 5 is arranged inside the first fitting groove 41, the first slider 5 includes a first left pressing strip 51, a first left pressing strip groove 52 is formed on the first left pressing strip 51, a first slider seat 55 is arranged on one side of the first left pressing strip 51, two groups of symmetric first limiting strips 56 are arranged on the first slider seat 55, the size and shape of one group of the first limiting strips 56 are adapted to the first left pressing strip groove 52, a first right pressing strip 53 is arranged on the side of the first slider seat 55 away from the first left pressing strip 51, a first right pressing strip groove 54 is formed on the first right pressing strip 53, the size and shape of the first right pressing strip groove 54 are adapted to the other group of the first limiting strips 56, a first slider head 57 is further arranged on the end face of the first slider seat 55, the first slider 5 is integrally arranged, the first slider seat 55 can slide along the first left pressing strip groove 52 and the first right pressing strip groove 54, and the device is detachable for easy replacement. The first slider head 57 is arranged on the first slider seat 55 and is also detachable. In addition, a cavity is arranged on the first slider head 57, which is suitable for the structural parts with complex shapes.

[0045] Refer to Figure 3 and Figure 5, a second fitting groove 42 is provided on the side wall of the rear mold core 47 and on the same side as the first fitting groove 41. A second slider 6 is arranged inside the second fitting groove 42. The second slider 6 includes a second left pressing strip 61. A second left pressing strip groove 62 is formed on the second left pressing strip 61. A second slider seat 65 is arranged on one side of the second left pressing strip 61. Two groups of symmetric second limiting strips 66 are arranged on the second slider seat 65. The size and shape of one group of second limiting strips 66 are adapted to the second left pressing strip groove 62. A second right pressing strip 63 is arranged on the side of the second slider seat 65 away from the second left pressing strip 61. A second right pressing strip groove 64 is formed on the second right pressing strip 63. The size and shape of the second right pressing strip groove 64 are adapted to the other group of second limiting strips 66. A second slider head 67 is also arranged on the end face of the second slider seat 65. Overall, the second slider 6 is arranged. The second slider seat 65 can slide along the second left pressing strip groove 62 and the second right pressing strip groove 64, and the device is detachable and convenient for replacement. The second slider head 67 is arranged on the second slider seat 65 and is also detachable. At the same time, it reduces the obstruction of the mold fasteners to the parts during demolding.

[0046] Refer to Figure 3 and Figure 6 , a third fitting groove 43 is provided on the side wall of the rear mold core 47 and on the same side as the second fitting groove 42. A third slider 7 is arranged inside the third fitting groove 43. The third slider 7 includes a third left pressing strip 71. A third left pressing strip groove 72 is formed on the third left pressing strip 71. A third pressing left strip 71 is arranged on one side of the third left pressing strip 71. A third slider seat 75 is arranged on the third left pressing strip 71. Two groups of symmetric third limiting strips 76 are arranged on the third slider seat 75. The size and shape of one group of third limiting strips 76 are adapted to the third left pressing strip groove 72. A third right pressing strip 73 is arranged on the side of the third slider seat 75 away from the third left pressing strip 71. A third right pressing strip groove 74 is formed on the third right pressing strip 73. The size and shape of the third right pressing strip groove 74 are adapted to the other group of third limiting strips 76. A third slider head 77 is also arranged on the end face of the third slider seat 75. Overall, the third slider 7 is arranged. The third slider seat 75 can slide along the third left pressing strip groove 72 and the third right pressing strip groove 74, and the device is detachable and convenient for replacement. The third slider head 77 is arranged on the third slider seat 75 and is also detachable. This group of sliders is adapted to the casting end of the mold and is suitable for the complex structure of the parts.

[0047] Refer to Figure 3 and Figure 7, on the side wall of the rear mold core 47 and on the same side as the third mating groove 43, a fourth mating groove 44 is provided. Inside the fourth mating groove 44, a fourth slider 8 is arranged. The fourth slider 8 includes a fourth left pressing strip 81. A fourth left pressing strip groove 82 is formed on the fourth left pressing strip 81. On one side of the fourth left pressing strip groove 82, a fourth slider seat 85 is arranged. Two groups of symmetric fourth limiting strips 86 are arranged on the fourth slider seat 85. The size and shape of one group of fourth limiting strips 86 are adapted to the fourth left pressing strip groove 82. On the side of the fourth slider seat 85 away from the fourth left pressing strip 81, a fourth right pressing strip 83 is arranged. A fourth right pressing strip groove 84 is formed on the fourth right pressing strip 83. The size and shape of the fourth right pressing strip groove 84 are adapted to the other group of fourth limiting strips 86. A fourth slider head 87 is also arranged on the end face of the fourth slider seat 85. Overall, the fourth slider 8 is arranged. The fourth slider seat 85 can slide along the fourth left pressing strip groove 82 and the fourth right pressing strip groove 84, and the device is detachable, facilitating replacement. The fourth slider head 87 is arranged on the fourth slider seat 85 and is also detachable. At the same time, during demolding, the obstruction of the mold fixtures to the components is reduced, and the wear of the mold is reduced.

[0048] Refer to Figure 2 , the front mold assembly 2 includes a front mold core 21. A front mold groove 22 is formed on the end face of the front mold core 21. Inside the front mold groove 22, a front mold insert 24 is arranged. A casting channel 23 is arranged on one side of the front mold core 21 close to the front mold groove 22, enabling the casting liquid to flow in the mold and facilitating the molding of the mold.

[0049] Refer to Figure 2 and Figure 8 , on the side of the casting channel 23 away from the front mold groove 22, a sprue bushing assembly 9 is arranged. The sprue bushing assembly 9 includes a sprue bushing 91. The sprue bushing 91 is cylindrical. A casting port 92 is formed through the center position of the sprue bushing 91. A positioning plane 93 is arranged at the edge of the sprue bushing 91. The positioning plane 93 is adapted to the rear mold core 47, facilitating the fitting of the front mold core 21 and the rear mold core 47 during casting and being applicable to the die-casting molding of the mold.

[0050] Specifically, during the die-casting of the components, the front mold assembly 2 is adapted to the rear mold assembly 4. The casting liquid is injected through the casting port 91, flows along the casting channel 23, and reaches all parts of the mold, realizing the casting molding of the mold. When the components are die-cast and molded, the first slider 5, the second slider 6, the third slider 7, and the fourth slider 8 are successively separated from the product and moved to the initial position, facilitating the robot to take away the product, thereby realizing the rapid demolding of the die-casting mold.

[0051] Obviously, the above-described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the scope of protection of the present invention.

Claims

1. A die-casting mold for PTC aluminum housing parts of new energy vehicles, characterized by: It comprises a front mold frame (1), a front mold component (2) connected to the front mold frame (1) and arranged inside the front mold frame (1), a rear mold component (4) arranged on one side of the front mold component (2), and a rear mold frame (3) arranged on the outside of the rear mold component (4); The rear mold assembly (4) comprises a rear mold core (47), a rear mold groove (45) is provided on the end surface of the rear mold core (47), and a rear mold insert (46) is provided inside the rear mold groove (45); The rear mold core (47) is also provided with a first adapting groove (41), a first slider (5) is arranged inside the first adapting groove (41), the first slider (5) comprises a first left pressure strip (51), a first left pressure strip groove (52) is provided on the first left pressure strip (51), a first slider seat (55) is provided on one side of the first left pressure strip (51), two groups of symmetrical first limiting strips (56) are provided on the first slider seat (55), the size and shape of one group of the first limiting strips (56) are adapted to the first left pressure strip groove (52), a first right pressure strip (53) is provided on the side of the first slider seat (55) away from the first left pressure strip (51), a first right pressure strip groove (54) is provided on the first right pressure strip (53), the size and shape of the first right pressure strip groove (54) are adapted to the other group of the first limiting strips (56), and a first slider head (57) is also provided on the end surface of the first slider seat (55).

2. A die-casting mold for a PTC aluminum housing component of a new energy vehicle according to claim 1, characterized in that: A second adapting groove (42) is provided on the side wall of the rear mold core (47) and on the same side as the first adapting groove (41); a second slider (6) is provided inside the second adapting groove (42); the second slider (6) comprises a second left pressure strip (61); a second left pressure strip groove (62) is provided on the second left pressure strip (61); a second slider seat (65) is provided on one side of the second left pressure strip (61); two groups of symmetrical second limit strips (66) are provided on the second slider seat (65); The size and shape of one group of the second limit strips (66) are matched with the second left pressure strip groove (62); a second right pressure strip (63) is arranged on the side of the second slider seat (65) away from the second left pressure strip (61); a second right pressure strip groove (64) is provided on the second right pressure strip (63); the size and shape of the second right pressure strip groove (64) are matched with the size and shape of the other group of the second limit strips (66); a second slider head (67) is also arranged on the end surface of the second slider seat (65).

3. A die-casting mold for a PTC aluminum housing component of a new energy vehicle according to claim 2, characterized in that: A third adapting groove (43) is provided on the side wall of the rear mold core (47) and on the same side as the second adapting groove (42); a third slider (7) is provided inside the third adapting groove (43); the third slider (7) comprises a third left pressure strip (71); a third left pressure strip groove (72) is provided on the third left pressure strip (71); a third slider seat (75) is provided on one side of the third left pressure strip (71); and two groups of symmetrical third limiting strips (76) are provided on the third slider seat (75). The size and shape of one group of the third limiting strips (76) are matched with the third left pressure strip groove (72); a third right pressure strip (73) is arranged on the side of the third slider seat (75) away from the third left pressure strip (71); a third right pressure strip groove (74) is provided on the third right pressure strip (73); the size and shape of the third right pressure strip groove (74) are matched with the other group of the third limiting strips (76); a third slider head (77) is also arranged on the end surface of the third slider seat (75).

4. A die-casting mold for a PTC aluminum housing component of a new energy vehicle according to claim 3, characterized in that: A fourth adapting groove (44) is provided on the side wall of the rear mold core (47) and on the same side as the third adapting groove (43); a fourth slider (8) is provided inside the fourth adapting groove (44); the fourth slider (8) comprises a fourth left pressure strip (81); a fourth left pressure strip groove (82) is provided on the fourth left pressure strip (81); a fourth slider seat (85) is provided on one side of the fourth left pressure strip groove (82); and two groups of symmetrical fourth limit strips (86) are provided on the fourth slider seat (85). The size and shape of one group of the fourth limiting strips (86) are matched with the fourth left pressure strip groove (82); a fourth right pressure strip (83) is arranged on the side of the fourth slider seat (85) away from the fourth left pressure strip (81); a fourth right pressure strip groove (84) is provided on the fourth right pressure strip (83); the size and shape of the fourth right pressure strip groove (84) are matched with the size and shape of the other group of the fourth limiting strips (86); a fourth slider head (87) is also arranged on the end surface of the fourth slider seat (85).

5. The die-casting mold for a PTC aluminum housing component of a new energy vehicle according to claim 1, characterized in that: The front mold assembly (2) comprises a front mold core (21), a front mold groove (22) is provided on the end surface of the front mold core (21), a front mold insert (24) is provided inside the front mold groove (22), and a casting channel (23) is provided on one side of the front mold core (21) close to the front mold groove (22).

6. A die-casting mold for a PTC aluminum housing component of a new energy vehicle according to claim 5, characterized in that: A gate sleeve assembly (9) is arranged on the side of the casting channel (23) away from the front mold groove (22), and the gate sleeve assembly (9) includes a gate sleeve (91). The gate sleeve (91) is cylindrical, and a casting port (92) is opened through the center of the gate sleeve (91). A positioning plane (93) is arranged on the edge of the gate sleeve (91).

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