New energy automobile part die-casting die with die core convenient to replace

Abstract

The invention discloses a new energy automobile part die-casting die with a die core convenient to replace. The new energy automobile part die-casting die comprises a rear die, a front die and an auxiliary mechanism. According to the die-casting die, the fixed die core and the movable die core are adsorbed, grabbed, lifted and carried through the auxiliary mechanism, embedded with the rear die and the front die and preliminarily butted, then the structures are assembled and the die cores are positioned through the anchoring ribs, and therefore the manual participation degree in the die core dismounting and mounting process is reduced, highly-automatic dismounting and mounting operation is achieved, and the production efficiency is improved. Therefore, the assembling precision, reliability and convenience are improved, manual carrying work of large-mass mold cores is not needed, and operation is more labor-saving and safer. When the mold core is positioned, continuous assembly tightness and stability tests are carried out, so that the hidden danger that the mold core falls off due to the fact that the mold core is not assembled in place and is directly loosened is avoided, and the safety and the disassembly and assembly efficiency are improved. The mold cores in the mold are convenient to disassemble and assemble and high in positioning strength.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of die casting molds, in particular to a new energy automobile part die casting mold with replaceable mold cores. BACKGROUND

[0002] When manufacturing new energy automobile parts, die casting molds based on the die casting process can be selected to ensure the high-quality forming of parts with special shapes and complex structures. At present, the mold cores in the molds are mostly designed to be detachable to facilitate their replacement, ensuring that the mold cores and the automobile parts to be processed are completely matched in size and shape, or changing the mold cores to produce different automobile parts. However, the replacement of mold cores in existing molds is generally performed manually, which requires manual operation of mold core handling, pressing the mold core into the mold structure and fixing it, unlocking the mold core, taking it out of the mold, and moving it out for storage. The heavy weight of the mold core makes the replacement operation laborious and time-consuming, and it is difficult to determine the specific assembly condition after assembly, which further affects the assembly accuracy and stability. If the assembly is not accurate, the mold core may become loose or fall off, causing damage to the mold core and low safety. SUMMARY

[0003] The present application aims to solve the problems of inconvenient manual mold core replacement, poor assembly accuracy and stability, and low safety in the use of existing die casting molds, and provides a new energy automobile part die casting mold with replaceable mold cores.

[0004] To achieve the above-mentioned purpose, the present application adopts the following technical solution: a new energy automobile part die casting mold with replaceable mold cores, comprising:

[0005] a rear mold with a first installation slot in which a fixed mold core is detachably assembled, a butt joint seat is provided on the side of the first installation slot, a notch is provided on the side of the butt joint seat facing the fixed mold core, a side mold core is connected to a first linear drive device, the first linear drive device is detachably assembled on the outside of the rear mold through a mounting bracket, and the side mold core is tightly and slidably arranged in a side core-pulling slot on the side of the first installation slot;

[0006] a front mold with a second installation slot in which a movable mold core is detachably assembled, a communication port on the side of the second installation slot is sleeved with the butt joint seat at one end, the other end of the communication port extends to the outer surface of the front mold, and the rear mold core, the side mold core, and the movable mold core in the front mold cavity of the fixed mold core are matched with the surface of the automobile part;

[0007] Auxiliary mechanism, it includes adsorption seat and adjusting mechanism, one end surface of adsorption seat is provided with matching profiled groove of rear mold core, the other end surface is provided with matching profiled convex part of front mold cavity, the surface of profiled groove, profiled convex part is distributed several suction ports, the suction port is connected through the interface of adsorption seat surface to the vacuum generating device of external device, the butt joint hole on the adsorption seat is connected to the butt joint seat, the communication port, the adjusting mechanism moves the adsorption seat to the outside of rear mold or between rear mold and front mold.

[0008] As further description of the above technical solutions:

[0009] The first installation slot vertically extends several first guide members, the first guide members are inserted into the first insertion hole of the mold core, the side surface of the mold core, the rear mold is respectively provided with several groups of second insertion holes and third insertion holes outside the first installation slot, and the first anchor bar is inserted into the corresponding second insertion hole and third insertion hole.

[0010] As further description of the above technical solutions:

[0011] The outer end of the side mold core is provided with a sliding seat, the sliding seat is closely slid to the side core-pulling groove, a T-shaped positioning port is opened at the outer end of the sliding seat, and the butt joint block at the end of the first driving shaft of the first linear driving device is laterally inserted into the T-shaped positioning port.

[0012] As further description of the above technical solutions:

[0013] The mounting bracket includes a support and a mounting plate, the support is positioned on the rear mold, the first linear driving device is arranged on the mounting plate, and the mounting plate is assembled and positioned with the support through bolts.

[0014] As further description of the above technical solutions:

[0015] The second installation slot vertically extends several second guide members, the second guide members are inserted into the fourth insertion hole of the movable mold core, the side surface of the movable mold core, the front mold is respectively provided with several groups of fifth insertion holes and sixth insertion holes outside the second installation slot, and the second anchor bar is inserted into the corresponding fifth insertion hole and sixth insertion hole.

[0016] As further description of the above technical solutions:

[0017] The adjusting mechanism includes a second linear driving device extending in X-axis direction, a third linear driving device extending in Z-axis direction, a sliding platform movably connected to the second linear driving device, the third linear driving device arranged on the sliding platform, and a second driving shaft of the third linear driving device connected to the connecting block of the adsorption seat.

[0018] As further description of the above technical solutions:

[0019] The limiting plate outside the adsorption seat abuts against the outer side surface of the rear mold or the front mold.

[0020] In summary, compared with the prior art, the application has the following beneficial effects:

[0021] The die casting mold of the application realizes adsorption grabbing, lifting and carrying of the fixed mold core and the movable mold core, and embeds and preliminarily docks the fixed mold core and the movable mold core with the rear mold and the front mold, and then assembles and positions the mold core through the anchoring ribs. When disassembling, the above process is operated in reverse order, thereby reducing the degree of manual participation in the mold core disassembly process, realizing highly automated disassembly operation, improving assembly accuracy, reliability and convenience, and eliminating the need for manual heavy-duty mold core carrying work, so that the operation is more labor-saving and safe. The adjusting mechanism can adjust the position of the adsorption seat between the two installation grooves or outside the mold structure, so as to meet the requirements of mold core feeding and discharging, and there is no interference and influence on mold opening and closing and die casting processing. When the mold core positioning is completed, continuous assembly tightness and stability testing is performed to avoid the risk of mold core falling due to direct loosening caused by improper assembly, thereby improving safety and disassembly efficiency. The mold cores in the mold are convenient to disassemble and assemble, and have high positioning strength. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the technical solutions of the embodiments of the application, the following will briefly introduce the drawings needed to be used in the embodiments. It should be understood that the following drawings only show some embodiments of the application, and therefore should not be regarded as a limitation on the scope. For those skilled in the art, other related drawings can also be obtained without creative labor.

[0023] Figure 1 A structure diagram of a rear mold and a front mold of a new energy automobile part die casting mold convenient for replacing mold cores.

[0024] Figure 2 A structure diagram of a new energy automobile part die casting mold convenient for replacing mold cores.

[0025] Figure 3 A structure diagram of a new energy automobile part die casting mold when the rear mold and the front mold are docked with the auxiliary mechanism.

[0026] Figure 4 A disassembly diagram of a rear mold of a new energy automobile part die casting mold convenient for replacing mold cores.

[0027] Figure 5It is a kind of new energy automobile parts die casting die in the middle side core, first linear drive device, mounting bracket structure schematic diagram of convenient replacement of mould core.

[0028] Figure 6 It is a kind of new energy automobile parts die casting die in the middle side core, first linear drive device, mounting bracket structure schematic diagram of convenient replacement of mould core.

[0029] Mark explanation:

[0030] 1, back mould;2, first installation groove;3, fixed mould core;4, butt joint seat;5, recess;6, side core;7, first linear drive device;8, mounting bracket;9, side core-pulling groove;10, front mould;11, second installation groove;12, movable mould core;13, communication port;14, adsorption seat;15, profiling groove;16, profiling convex part;17, interface;18, butt joint hole;19, first guide;20, first jack;21, second jack;22, third jack;23, sliding seat;24, T-shaped positioning port;25, first drive shaft;26, butt joint block;27, support;28, mounting plate;29, second guide;30, fourth jack;31, fifth jack;32, sixth jack;33, second linear drive device;34, third linear drive device;35, sliding platform;36, second drive shaft;37, connecting block;38, limiting plate;100, automobile parts. Specific implementation

[0031] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. The components of the embodiments of the present application described and shown in the drawings herein can be arranged and designed in various different configurations.

[0032] Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. All other embodiments obtained by those of ordinary skill in the art based on the embodiments in the present application without making creative efforts fall within the scope of protection of the present application.

[0033] It should be noted that: similar signs and letters represent similar items in the following drawings. Therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0034] In the description of the embodiments of the present application, it should be noted that the terms "upper", "inner", and the like indicate the orientation or positional relationship shown in the drawings, or the orientation or positional relationship in which the product of the present application is usually placed, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0035] In the description of the present application, it should also be noted that, unless otherwise explicitly specified and limited, the terms "arrangement", "installation", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected, it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0036] Embodiment one:

[0037] Please refer to Figures 1-6 The present application provides a technical solution: a new energy automobile part die casting die convenient to replace the mold core, comprising:

[0038] The rear mold 1 is detachably assembled with the fixed mold core 3 in the first mounting groove 2 on the rear mold 1, the side of the first mounting groove 2 is provided with a butt joint seat 4, the side of the butt joint seat 4 facing the fixed mold core 3 is provided with a notch 5, the side mold core 6 is connected with the first linear driving device 7, the first linear driving device 7 is detachably assembled on the outside of the rear mold 1 through the mounting frame 8, and the side mold core 6 is closely and slidably arranged in the side core-pulling groove 9 on the side of the first mounting groove 2.

[0039] The front mold 10 is detachably assembled with the movable mold core 12 in the second mounting groove 11 on the front mold 10, one end of the communication port 13 on the side of the second mounting groove 11 is sleeved with the butt joint seat 4, the other end of the communication port 13 extends to the outer surface of the front mold 10, and the front mold cavity in the fixed mold core 3, the side mold core 6 and the movable mold core 12 matches the surface of the automobile part 100; wherein the rear mold 1 is fixed, the front mold 10 is driven to move towards or away from the rear mold 1 to realize the opening and closing of the mold;

[0040] An auxiliary mechanism includes an adsorption seat 14 and an adjusting mechanism, one end surface of the adsorption seat 14 is provided with a profiling groove 15 matched with the rear mold core, and the other end surface is provided with a profiling convex part 16 matched with the front mold cavity, the surfaces of the profiling groove 15 and the profiling convex part 16 are distributed with a plurality of suction ports, the suction ports are connected with a vacuum generating device of an external device through an interface 17 on the surface of the adsorption seat 14, and a connecting hole 18 on the adsorption seat 14 is connected with the docking seat 4 and the communication port 13, and the adjusting mechanism moves the adsorption seat 14 to the outside of the rear mold 1 or between the rear mold 1 and the front mold 10. The profiling structure on the adsorption seat 14 is embedded and connected with the mold core, and a vacuum environment is created in the suction port by the vacuum generating device, so that the adsorption and grabbing of the mold core are realized.

[0041] The adjusting mechanism includes a second linear drive device 33 extending in the X-axis direction and a third linear drive device 34 extending in the Z-axis direction, a sliding platform 35 movably connects the second linear drive device 33, the third linear drive device 34 is arranged on the sliding platform 35, and a second drive shaft 36 of the third linear drive device 34 is connected with a connecting block 37 of the adsorption seat 14. The second linear drive device 33 and the third linear drive device 34 are respectively linear motors, hydraulic cylinders, and other linear drive devices or mechanisms such as electric cylinders and air cylinders.

[0042] The working principle of the new energy automobile part die casting mold with the mold core convenient to replace in the embodiment includes that the die casting mold realizes the adsorption and grabbing, lifting and carrying of the fixed mold core 3 and the movable mold core 12, and embeds and preliminarily connects them with the rear mold 1 and the front mold 10 through the auxiliary mechanism (the adsorption seat 14 is spliced on the rear mold 1, the front mold 10 is driven to close on the adsorption seat 14, and the sandwich structure of the rear mold 1-adsorption seat 14-front mold 10 is formed, as shown in Figure 3 After that, the assembly of the anchoring rib to the above structure and the positioning of the mold core are performed in an artificial way, when disassembling, the above process is operated in reverse order, thereby reducing the degree of participation of the artificial in the process of disassembling and assembling the mold core, realizing highly automatic disassembling and assembling operation, improving the assembly precision, reliability and convenience, and eliminating the need for artificial to carry the mold core with large quality, so that the operation is more labor-saving and safe.

[0043] The adjusting mechanism can realize the position adjustment of the adsorption seat 14 between the two installation grooves or outside the mold structure, so as to meet the requirements of the mold core feeding and discharging, and has no interference and influence on the mold opening and closing and die casting processing.

[0044] And complete the positioning of the mold core, continuous assembly tightness, stability test, the high pressure gas injection communication port 13, the butt joint hole 18, its communication installation groove, after a certain period of time, if the mold core and the installation groove, anchor bar and the insertion hole in the mold structure between the butt joint is not sufficient, the assembly is not tight, the internal gas pressure exists to a certain extent decline (gas pressure detection relies on the butt joint communication port 13 and the gas pressure detection equipment on the pipeline of high pressure gas supply device), indicating that the mold core assembly is not sufficient, then remind the operator to make appropriate adjustments, otherwise, the mold core assembly in place, that is, the adsorption seat 14 in the complex pressure, release the adsorption state of the mold core, then the auxiliary mechanism moves out, it can carry on the die casting work, to avoid the mold core assembly is not in place, directly loose and lead to the hidden trouble of the mold core falling, improve the safety, disassembly efficiency.

[0045] It should be noted that the air tightness of the adsorption seat 14 and the butt joint of the rear mold 1 and the front mold 10 is guaranteed to avoid the problem that the gas runs out from the butt joint and causes the detection conclusion to be misjudged. A sealing structure such as a sealing ring can be arranged at the corresponding position to achieve the above purpose.

[0046] Embodiment two:

[0047] Please refer to Figures 4-6 , the figure shows a kind of new energy automobile parts die casting mould of the present application provided in embodiment two for replacing mold core, the present embodiment is further made on the basis of the above embodiment following technical solutions as improvement: the first installation groove 2 vertically extends several first guide 19, the first guide 19 is inserted in the first insertion hole 20 of the fixed mold core 3, the side of the fixed mold core 3, rear mold 1 is respectively arranged with several groups of second insertion hole 21, third insertion hole 22 outside the first installation groove 2, and the first anchor bar is inserted into the corresponding second insertion hole 21 and third insertion hole 22.

[0048] The second installation groove 11 vertically extends several second guide 29, the second guide 29 is inserted in the fourth insertion hole 30 of the movable mold core 12, the side of the movable mold core 12, front mold 10 is respectively arranged with several groups of fifth insertion hole 31, sixth insertion hole 32 outside the second installation groove 11, and the second anchor bar is inserted into the corresponding fifth insertion hole 31 and sixth insertion hole 32.

[0049] The assembly of the fixed mold core 3 and the movable mold core 12 adopts a multi-directional structure guide and plug-in anchoring mode, that is, when the auxiliary mechanism grabs the mold core and presses it towards the installation groove, the guide is first inserted into the mold core along one direction. When the above structure is completely assembled in place, the anchor bar is manually inserted to realize the structure anchoring in another direction, thereby improving the convenience of mold core disassembly and the strength of structure positioning.

[0050] The outer end of the side mold core 6 is provided with a sliding seat 23 which is in close sliding butt joint with the side core-pulling groove 9, and a T-shaped positioning opening 24 is formed in the outer end of the sliding seat 23, and a butt joint block 26 at the end of a first driving shaft 25 of the first linear driving device 7 is laterally inserted into the T-shaped positioning opening 24.

[0051] The mounting rack 8 comprises a support 27 which is positioned on the rear mold 1 and a mounting plate 28 on which the first linear driving device 7 is arranged, and the mounting plate 28 is assembled and positioned with the support 27 by means of bolts.

[0052] The above design can realize convenient disassembly and assembly of the first linear driving device 7 and the rear mold 1, the side mold core 6 and the rear mold 1, and the side mold core 6 and the first linear driving device 7. In use, the bolts are removed, the mounting plate 28 is separated from the support 27, the first linear driving device 7 is pulled out outwardly, the side mold core 6 is synchronously pulled out from the mold structure, then the side mold core 6 and the first linear driving device 7 are relatively separated laterally, the butt joint block 26 is separated from the T-shaped positioning opening 24, and the structure adjustment can be performed. The above is the disassembly process, and the assembly process is the reverse operation of the above steps. Thus, the convenience of disassembly and assembly of the side mold core 6 structure is realized.

[0053] Embodiment three:

[0054] Please refer to Figure 2 、 3 , the figure shows a new energy automobile part die casting mold convenient for replacing mold cores provided by the embodiment three of the present application. The embodiment is further improved on the basis of the above-mentioned embodiments, and the following technical solutions are made as improvements: the limiting plate 38 outside the adsorption seat 14 abuts against the outer side surface of the rear mold 1 or the front mold 10. When the adsorption seat 14 is in butt joint with the mold structure, the limiting plate 38 abuts against the outer side thereof, structure guidance and limiting are realized, and thus the stability of the above-mentioned structure butt joint is ensured.

[0055] The above-mentioned is only the preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this. Any person skilled in the art can make equivalent replacement or change according to the technical solutions and the inventive concept of the present application within the technical range disclosed by the present application, and all of them should be covered in the protection scope of the present application.

Claims

1. A die-casting mold for new energy vehicle parts with an easily replaceable mold core, characterized in that, include: The rear mold has a fixed mold core that can be detachably assembled in the first mounting groove. A docking seat is provided on the side of the first mounting groove. A notch is provided on the side of the docking seat facing the fixed mold core. The side mold core docks with a first linear drive device. The first linear drive device is detachably assembled on the outside of the rear mold through a mounting bracket. The side mold core is tightly slidably disposed in the side core-pulling groove on the side of the first mounting groove. The front mold has a movable mold core that can be detachably assembled in the second mounting groove. One end of the connecting port on the side of the second mounting groove is sleeved with the docking seat, and the other end of the connecting port extends to the outer surface of the front mold. The rear mold core, the side mold core, and the front mold cavity in the movable mold core on the fixed mold core match the surface of the automotive parts. The auxiliary mechanism includes an adsorption seat and an adjustment mechanism. One end face of the adsorption seat is provided with a contour groove that matches the rear mold core, and the other end face is provided with a contour protrusion that matches the front mold cavity. Several suction ports are distributed on the surfaces of the contour groove and the contour protrusion. The suction ports are connected to an external vacuum generator through the interface on the surface of the adsorption seat. The docking holes on the adsorption seat are connected to the docking seat and the communication port. The adjustment mechanism moves the adsorption seat to the space between the rear mold and the front mold or to the outside of the rear mold.

2. The die-casting mold for new energy vehicle parts with an easily replaceable mold core as described in claim 1, characterized in that, Several first guide members extend vertically within the first mounting groove. The first guide members are inserted into the first insertion holes of the fixed mold core. Several sets of second insertion holes and third insertion holes are respectively provided through the side and rear mold of the fixed mold core on the outside of the first mounting groove. The first anchoring ribs are inserted into the corresponding second insertion holes and third insertion holes.

3. A die-casting mold for new energy vehicle parts with an easily replaceable mold core, as described in claim 1, is characterized in that... The outer end of the side mold core is provided with a slide block, which is tightly slidably connected to the side core-pulling groove. A T-shaped positioning port is opened at its outer end, and the docking block at the end of the first drive shaft of the first linear drive device is laterally inserted into the T-shaped positioning port.

4. A die-casting mold for new energy vehicle parts with an easily replaceable mold core, as described in claim 1, is characterized in that... The mounting frame includes a support and a mounting plate. The support is positioned on the rear mold, and the first linear drive device is arranged on the mounting plate and is assembled and positioned with the support by bolts.

5. A die-casting mold for new energy vehicle parts with an easily replaceable mold core, as described in claim 1, is characterized in that, Several second guide members extend vertically within the second mounting groove. The second guide members are inserted into the fourth insertion hole of the moving mold core. Several sets of fifth and sixth insertion holes are respectively provided through the side of the moving mold core and the front mold on the outside of the second mounting groove. The second anchoring ribs are inserted into the corresponding fifth and sixth insertion holes.

6. A die-casting mold for new energy vehicle parts with an easily replaceable mold core, as described in claim 1, is characterized in that, The adjustment mechanism includes a second linear drive device extending in the X-axis direction and a third linear drive device extending in the Z-axis direction. A sliding platform is movably connected to the second linear drive device, and the third linear drive device is arranged on it. The second drive shaft of the third linear drive device is connected to the connecting block of the adsorption seat.

7. A die-casting mold for new energy vehicle parts with an easily replaceable mold core, as described in claim 1, is characterized in that, The limiting plate on the outside of the adsorption seat abuts against the outer side of the rear mold or the front mold.

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