Casting mold for motorcycle accessory machining

Abstract

The invention belongs to the technical field of mold machining, and particularly relates to a casting mold for motorcycle accessory machining. According to the following scheme, the casting mold comprises an operation table, and a detachably-mounted crucible is arranged at the bottom of the operation table; by arranging the ejection mechanism, multi-point ejection can be carried out, and stable demolding is carried out; when the baffle moves, the ejection mechanism carries out ejection, the baffle drives the limiting sleeve to move through the clamping effect, then the force abutting rod embedded into the ejection sleeve is driven to slide, the included angle between the driving pull rod and the force abutting rod is changed through the traction effect, and the convex sliding block is pulled to slide in the convex groove in the side edge of the ejection sleeve. Through the inclined structure design of the driven pull rods and the end faces of the fan-shaped supporting columns, the three sets of fan-shaped supporting columns are unfolded, and therefore supporting and ejecting operation is conducted; on the contrary, the inclined structures of the end faces of the fan-shaped supporting columns and the annular grooves in the side edges of the connecting concave rings are used for achieving the limiting effect, the three sets of fan-shaped supporting columns are driven to contract, and then closed storage operation is achieved through the baffle and the three sets of fan-shaped supporting columns.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of mold processing, and in particular to a casting mold for motorcycle accessory processing. BACKGROUND

[0002] In the motorcycle accessory processing system, casting is a key process for realizing batch production of metal accessories with complex structures (especially core components of engines and transmission systems), and can efficiently manufacture special-shaped, thin-walled or hollow structures that cannot be achieved by traditional cutting, while taking into account the cost and material utilization.

[0003] The following analyzes the casting technology for motorcycle accessory processing from five dimensions of core application scenarios, mainstream casting processes, key processes, quality control and technical trends; the casting process is mainly adapted to metal accessories with complex structures, uneven stress and integral molding in motorcycles, and is concentrated in the power system, transmission system and chassis part; the principles, equipment, costs and adapted accessories of different casting processes are significantly different, and need to be selected according to the material, structural complexity and precision requirements of the accessory; the complete casting process needs to go through four stages of "preparation, metal smelting, filling and forming, and subsequent processing"; motorcycle accessories (especially power system parts) directly affect driving safety, and the casting process needs to focus on controlling three types of defects, namely appearance and size defect control, internal defect control and mechanical property control; with the upgrading of motorcycles to "lightweight, high performance and environmental protection", the casting technology presents three development directions of material lightweight, process precision and production intelligence.

[0004] The existing motorcycle accessory processing casting has significant drawbacks, mainly as follows: on the one hand, after the casting is completed, it needs to be ejected, and according to the shape of the casting, a pin, a pipe, a plate and the like are selected, for example, for thin-walled shell accessories, the single-point ejection force is too large and easy to cause deformation of the casting, thereby affecting the precision of the casting; on the other hand, after the bottom mold of the mold is installed, the pressure generated during the casting process is easy to cause the position of the bottom mold to deviate, affecting the precision of the casting, in order to ensure the stability of the casting process, the bottom mold needs to be fixed.

[0005] Therefore, a casting mold for motorcycle accessory processing is needed. SUMMARY

[0006] The casting mold for motorcycle accessory processing provided by the application solves the problems in the prior art that after the casting is completed, it needs to be ejected, and according to the shape of the casting, a pin, a pipe, a plate and the like are selected, for example, for thin-walled shell accessories, the single-point ejection force is too large and easy to cause deformation of the casting, thereby affecting the precision of the casting; on the other hand, after the bottom mold of the mold is installed, the pressure generated during the casting process is easy to cause the position of the bottom mold to deviate, affecting the precision of the casting, in order to ensure the stability of the casting process, the bottom mold needs to be fixed.

[0007] To achieve the above object, the present application provides the following technical scheme: A casting mold for motorcycle accessory machining, comprising an operating table, the bottom of the operating table is provided with a detachable crucible, and the side of the crucible is connected with an air pump through a pipeline; The top of the operating table is provided with a bottom mold, the bottom of the bottom mold is provided with a detachable mold clamping mechanism, the top side of the operating table is provided with a top rod, the top end of the top rod is connected with a detachable top mold mechanism, the side of the top mold mechanism is provided with a detachable multi-section lifting mechanism, and the inside of the top mold mechanism is sleeved with an ejection mechanism.

[0008] Preferably, the mold clamping mechanism comprises a hydraulic rod, the top of the hydraulic rod is provided with a limiting disc, the end of the hydraulic rod is provided with a work-type sliding block, the side of the limiting disc is provided with a detachable cross limiting block, the top of the work-type sliding block is provided with a clamp, the bottom of the cross limiting block is provided with a driven crank, and the end of the driven crank is rotationally connected with a limiting turntable.

[0009] Preferably, the surface of the limiting disc is provided with a sliding groove in a "cross" structure, the work-type sliding block and the sliding groove are in an embedded sliding structure, a hole for transmitting molten metal is formed in the center of the limiting disc, the cross limiting block is clamped at the end of the sliding groove of the limiting disc to form a limiting structure, and the driven crank and the limiting turntable are in a rotating structure through the sliding of the work-type sliding block.

[0010] Preferably, the bottom of the top rod is provided with a resistance top plate, the bottom of the resistance top plate is provided with a guide column, one end of the guide column is sleeved with a buffer spring, the end of the buffer spring away from the resistance top plate is connected with a mold foot supporting plate, the bottom of the mold foot supporting plate is provided with a detachable mold foot, the end of the mold foot is provided with a top mold connecting shaft for connecting the top mold, the end of the guide column away from the resistance top plate is sleeved with a baffle, the side of the resistance top plate is provided with a detachable limiting connection frame, and the side of the mold foot supporting plate is provided with a limiting sliding shaft.

[0011] Preferably, the resistance top plate and the mold foot supporting plate are connected head to tail through the buffer spring, the resistance top plate and the guide column are in a resistance structure, the mold foot supporting plate and the baffle are in an embedded sliding structure with the guide column, and the guide column is provided with a limiting baffle piece for preventing the baffle from falling off.

[0012] Preferably, the surface of the baffle is provided with a hole for the expansion and contraction of the ejection mechanism, the resistance top plate and the baffle are connected through the limiting connection frame, the side of the resistance top plate and the baffle is provided with an arc-shaped sliding block embedded in the sliding groove inside the limiting connection frame, and the limiting sliding shaft is clamped in the limiting connection frame in a sliding structure.

[0013] Preferably, the side of the ejector rod is provided with a servo motor, the output end of the servo motor is provided with a threaded shaft, the surface of the threaded shaft is sleeved with a connecting sliding block, the side of the connecting sliding block is provided with a detachably mounted connecting cross plate, the end of the connecting cross plate away from the connecting sliding block is provided with an intermittent gear, the side of the intermittent gear is provided with a detachably mounted limiting frame, the side of the limiting frame is provided with an intermittent rack, and the intermittent rack is engaged with the intermittent gear.

[0014] Preferably, the threaded shaft and the connecting sliding block are in threaded connection structure, the connecting sliding block and the connecting cross plate are in rotary connection structure, the side top of the connecting sliding block is fixed to the side of the resistance top plate, the side of the intermittent gear is provided with a sliding block clamped in the limiting frame, and the connecting cross plate penetrates between the resistance top plate and the die foot support plate in a resistance structure.

[0015] Preferably, the ejection mechanism comprises a resistance rod, the surface of the resistance rod is fixedly connected with a limiting sleeve, one end of the limiting sleeve is provided with a detachably mounted ejection sleeve, the side of the resistance rod is provided with a detachably mounted driving pull rod, the end of the driving pull rod is rotatably connected with a convex sliding block, the side of the convex sliding block is rotatably connected with a driven pull rod, one end of the driven pull rod is rotatably connected with a fan-shaped support column, and the end of the ejection sleeve is provided with a connecting concave ring.

[0016] Preferably, the resistance rod is in telescopic structure, the resistance rod is embedded in the inside of the ejection sleeve in sliding structure, the limiting sleeve is clamped in the hole on the surface of the baffle, the driving pull rod is embedded in the groove on the side of the resistance rod in rotary structure, the side of the ejection sleeve is equally provided with convex grooves, the convex sliding block is embedded in the convex grooves in sliding structure, the upper and lower end faces of the fan-shaped support column are designed in inclined structure, and the groove of the connecting concave ring is embedded and clamped in the annular groove on the surface of the baffle.

[0017] The motorcycle accessory machining casting mold has the beneficial effects that compared with the prior art: 9、The ejection mechanism can carry out multi-point ejection and stable demolding; when the baffle moves, the ejection mechanism will carry out ejection, the baffle will drive the limiting sleeve to move through the clamping effect, and then drive the resistance rod embedded in the ejection sleeve to slide, through the traction effect, the included angle between the driving pull rod and the resistance rod changes, the convex sliding block slides in the convex groove on the side of the ejection sleeve, and then through the inclined structure design of the end face of the driven pull rod and the fan-shaped support column, three groups of fan-shaped support columns are expanded, so that the support ejection operation is carried out; conversely, the limiting effect of the inclined structure of the end face of the fan-shaped support column and the annular groove on the side of the connecting concave ring drives three groups of fan-shaped support columns to shrink, and then realizes the closing storage operation with the baffle. 10、Mold clamping mechanism can assist the bottom mold mold fixed effect; The lower mold is placed on the bottom mold, through the hydraulic rod contraction effect, will drive the slide block in the limit disc side cross slide, indirectly drive the clamp to realize the center movement; At the same time, the resistance of the driven crank is used, which will drive the limit turntable to realize the rotation, and then drive the remaining three groups of driven crank and the slide block, and then realize the synchronous sliding of the four groups of clamps to the center position, and then realize the auxiliary clamping and fixing operation of the bottom mold mold; 11、The top die mechanism can realize the casting operation of the mold; The setting of the top die connecting shaft facilitates the installation of the top die; The baffle can resist the pressure casting, and at the same time, the annular groove opened on the surface of the baffle can perform certain leakage plugging operation to avoid metal liquid overflow; After the pressure casting is completed, the compression operation of the buffer spring will promote the slide of the die foot support plate and the baffle on the guide column, and the ejection mechanism realizes the ejection operation, and then realizes the demolding operation; 4、Multi-section lifting mechanism can realize the distance adjustment of the resistance top plate and the die foot support plate, and then complete the demolding operation; The servo motor drives the threaded shaft to rotate, and then drives the link slider to slide up and down, and then drives the resistance top plate and the link cross plate to move. At this time, the intermittent gear will move under the limiting action of the limiting frame. When the intermittent gear and the intermittent rack are in contact, the meshing structure of the intermittent gear and the intermittent rack will promote the rotation of the intermittent gear, and the link cross plate will rotate. The side of the link cross plate will resist the die foot support plate, so as to adjust the distance between the resistance top plate and the die foot support plate, and provide assistance for the demolding operation of the ejection mechanism. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a first view angle schematic diagram of the overall structure of the casting mold for motorcycle accessory machining proposed by the application; Figure 2 It is a second view angle schematic diagram of the overall structure of the casting mold for motorcycle accessory machining proposed by the application; Figure 3 It is a first view angle structure schematic diagram of the mold clamping mechanism of the casting mold for motorcycle accessory machining proposed by the application; Figure 4 It is a second view angle structure schematic diagram of the mold clamping mechanism of the casting mold for motorcycle accessory machining proposed by the application; Figure 5 It is a local structure schematic diagram of the casting mold for motorcycle accessory machining proposed by the application; Figure 6 It is a top die mechanism structure schematic diagram of the casting mold for motorcycle accessory machining proposed by the application; Figure 7A multi-section lifting mechanism structure schematic view of a casting mold for motorcycle accessory machining is provided in the present application; Figure 8 A ejection mechanism structure schematic view of a casting mold for motorcycle accessory machining is provided in the present application; Figure 9 A ejection mechanism structure schematic view of a casting mold for motorcycle accessory machining is provided in the present application.

[0019] In the figure: 1, operation table; 2, crucible; 3, air pump; 4, bottom die; 5, mold clamping mechanism; 501, hydraulic rod; 502, limit disc; 503, work type sliding block; 504, cross limit block; 505, clamp; 506, driven crank; 507, limit turntable; 6, ejector rod; 7, top die mechanism; 701, resistance top plate; 702, guide column; 703, buffer spring; 704, die foot support plate; 705, die foot; 706, top die connecting shaft; 707, baffle; 708, limit link frame; 709, limit sliding shaft; 8, multi-section lifting mechanism; 801, servo motor; 802, threaded shaft; 803, link sliding block; 804, link cross plate; 805, intermittent gear; 806, limit frame; 807, intermittent rack; 9, ejection mechanism; 901, resistance rod; 902, limit sleeve; 903, ejection sleeve; 904, driving pull rod; 905, convex sliding block; 906, driven pull rod; 907, fan-shaped support column; 908, link concave ring. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0021] Please refer to Figures 1-9 The present application provides a technical solution: a casting mold for motorcycle accessory machining, comprising an operation table 1, the bottom of the operation table 1 is provided with a detachable and installable crucible 2, the side of the crucible 2 is connected with an air pump 3 through a pipeline; The top of the operation table 1 is provided with a bottom die 4, the bottom of the bottom die 4 is provided with a detachable and installable mold clamping mechanism 5, the top side of the operation table 1 is provided with an ejector rod 6, the top end of the ejector rod 6 is linked with a detachable and installable top die mechanism 7, the side of the top die mechanism 7 is provided with a detachable and installable multi-section lifting mechanism 8, and the inside of the top die mechanism 7 is sleeved with an ejection mechanism 9.

[0022] Further, the mold clamping mechanism 5 comprises a hydraulic rod 501, the top of the hydraulic rod 501 is provided with a limiting disc 502, the end of the hydraulic rod 501 is provided with an I-shaped sliding block 503, the side of the limiting disc 502 is provided with a detachable cross limiting block 504, the top of the I-shaped sliding block 503 is provided with a clamp 505, the bottom of the cross limiting block 504 is provided with a driven crank 506, the end of the driven crank 506 is rotatably connected with a limiting turntable 507; the lower mold is placed on the bottom mold 4, the shrinkage of the hydraulic rod 501 drives the I-shaped sliding block 503 to slide in the cross sliding groove in the side of the limiting disc 502, indirectly drives the clamp 505 to realize the centering movement; at the same time, the resistance of the I-shaped sliding block 503 to the driven crank 506 drives the limiting turntable 507 to rotate, and then drives the other three groups of driven cranks 506 and I-shaped sliding blocks 503 to drive, and then realizes the synchronous sliding of the four groups of clamps 505 to the center position, and then realizes the auxiliary clamping and fixing operation of the mold of the bottom mold 4.

[0023] Further, the surface of the limiting disc 502 is provided with a sliding groove in the shape of "cross", the I-shaped sliding block 503 and the sliding groove are in embedded sliding structure, the center of the limiting disc 502 is provided with a hole for transmitting molten metal, the cross limiting block 504 is clamped at the end of the sliding groove of the limiting disc 502 to form a limiting structure, and the driven crank 506 and the limiting turntable 507 are in rotating structure through the sliding of the I-shaped sliding block 503; the I-shaped sliding block 503 slides in the cross sliding groove in the side of the limiting disc 502, indirectly drives the clamp 505 to realize the centering movement; at the same time, the resistance of the I-shaped sliding block 503 to the driven crank 506 drives the limiting turntable 507 to rotate, and then drives the other three groups of driven cranks 506 and I-shaped sliding blocks 503 to drive, and then realizes the synchronous sliding of the four groups of clamps 505 to the center position, and then realizes the auxiliary clamping and fixing operation of the mold of the bottom mold 4.

[0024] Further, the bottom of the ejector rod 6 is provided with a resistance top plate 701, the bottom of the resistance top plate 701 is provided with a guide column 702, one end of the guide column 702 is sleeved with a buffer spring 703, the end of the buffer spring 703 away from the resistance top plate 701 is connected with a die foot support plate 704, the bottom of the die foot support plate 704 is provided with a detachable die foot 705, the end of the die foot 705 is provided with a top die connecting shaft 706 for connecting the top die, the end of the guide column 702 away from the resistance top plate 701 is sleeved with a baffle 707, the side of the resistance top plate 701 is provided with a detachable limiting connection frame 708, and the side of the die foot support plate 704 is provided with a limiting sliding shaft 709; the baffle 707 can resist the pressure casting, at the same time, the annular groove on the surface of the baffle 707 can perform certain plugging operation to avoid the overflow of molten metal; after the pressure casting is completed, the compression operation of the buffer spring 703 drives the die foot support plate 704 and the baffle 707 to slide on the guide column 702, the ejector mechanism 9 realizes the ejection operation, and then realizes the demolding operation.

[0025] Further, the resistance top plate 701 and the die foot support plate 704 are connected by the buffer spring 703, the resistance top plate 701 and the guide column 702 are in resistance structure, the die foot support plate 704 and the baffle 707 are in embedded sliding structure with the guide column 702, the guide column 702 is provided with a limiting baffle for preventing the baffle 707 from falling off; the die foot support plate 704 and the baffle 707 slide on the guide column 702, the spacing of the die foot support plate 704 and the baffle 707 is adjusted, and then the demolding adjustment operation is realized; at the same time, the end of the guide column 702 is provided with a limiting baffle, which can prevent the baffle 707 from falling off.

[0026] Further, the surface of the baffle 707 is provided with a hole for the extension and retraction of the ejection mechanism 9, the resistance top plate 701 and the baffle 707 are connected through the limiting connection frame 708, the side edges of the resistance top plate 701 and the baffle 707 are provided with arc-shaped sliding blocks embedded in the sliding grooves in the limiting connection frame 708, and the limiting sliding shaft 709 is engaged in the limiting connection frame 708 in a sliding structure; through the lifting operation of the multi-section lifting mechanism 8, the top die mechanism 7 can be lifted to realize the die casting of motorcycle accessories, and the hole in the surface of the baffle 707 can facilitate the extension and retraction of the ejection mechanism 9 for demolding operation; the limiting connection frame 708 and the limiting sliding shaft 709 can limit the vertical sliding of the resistance top plate 701, the die foot support plate 704 and the baffle 707, and the limiting sliding shaft 709 engaged in the limiting connection frame 708 can further limit the die foot support plate 704.

[0027] Further, the side edge of the ejector rod 6 is provided with a servo motor 801, the output end of the servo motor 801 is provided with a threaded shaft 802, the surface of the threaded shaft 802 is sleeved with a connection sliding block 803, the side edge of the connection sliding block 803 is provided with a detachable connection cross plate 804, the end of the connection cross plate 804 away from the connection sliding block 803 is provided with an intermittent gear 805, the side edge of the intermittent gear 805 is provided with a detachable limiting frame 806, the side edge of the limiting frame 806 is provided with an intermittent rack 807, and the intermittent rack 807 is engaged with the intermittent gear 805; the servo motor 801 drives the threaded shaft 802 to rotate, then drives the connection sliding block 803 to slide up and down, and then drives the resistance top plate 701 and the die foot support plate 704 to move; at this time, the intermittent gear 805 moves under the limiting action of the limiting frame 806, when the intermittent gear 805 contacts the intermittent rack 807, the engagement structure of the intermittent gear 805 and the intermittent rack 807 drives the intermittent gear 805 to rotate, the connection cross plate 804 rotates, and the side edge of the connection cross plate 804 resists the die foot support plate 704, thereby adjusting the spacing of the resistance top plate 701 and the die foot support plate 704, and providing assistance for the demolding operation of the ejection mechanism 9.

[0028] Further, the threaded shaft 802 is in threaded connection with the connecting slider 803, the connecting slider 803 is in rotating connection with the connecting horizontal plate 804, the side top of the connecting slider 803 is fixed to the side of the resistance top plate 701, the side of the intermittent gear 805 is provided with a sliding clamping block clamped in the inside of the limiting frame 806, the connecting horizontal plate 804 penetrates between the resistance top plate 701 and the die foot support plate 704 and is in resistance structure; the threaded shaft 802 is in threaded connection with the connecting slider 803, so as to drive the connecting slider 803 to slide up and down, the connecting slider 803 is arranged to drive the resistance top plate 701 and the connecting horizontal plate 804 to move synchronously, when the intermittent gear 805 meshes with the intermittent gear rack 807, the intermittent gear 805 rotates, the connecting horizontal plate 804 rotates, and the side of the connecting horizontal plate 804 resists the die foot support plate 704, so as to adjust the distance between the resistance top plate 701 and the die foot support plate 704, and provide assistance for the demolding operation of the ejection mechanism 9.

[0029] Further, the ejection mechanism 9 comprises a resistance rod 901, the surface of the resistance rod 901 is fixedly connected with a limiting sleeve 902, one end of the limiting sleeve 902 is provided with a detachable ejection sleeve 903, the side of the resistance rod 901 is provided with a detachable driving pull rod 904, the end of the driving pull rod 904 is rotatably connected with a convex sliding block 905, the side of the convex sliding block 905 is rotatably connected with a driven pull rod 906, one end of the driven pull rod 906 is rotatably connected with a fan-shaped support 907, and the end of the ejection sleeve 903 is provided with a connecting concave ring 908; the baffle 707 drives the limiting sleeve 902 to move through clamping, and then drives the resistance rod 901 embedded in the ejection sleeve 903 to slide, through traction, the driving pull rod 904 and the resistance rod 901 change the included angle, the convex sliding block 905 slides in the convex groove on the side of the ejection sleeve 903, and then through the inclined structure design of the end surface of the driven pull rod 906 and the fan-shaped support 907, three groups of fan-shaped supports 907 are expanded to support the ejection operation; conversely, the limiting effect of the inclined structure of the end surface of the fan-shaped support 907 and the annular groove on the side of the connecting concave ring 908 drives three groups of fan-shaped supports 907 to shrink, and then realizes the closing storage operation with the baffle 707.

[0030] Further, the resistance rod 901 is in a telescopic structure, the resistance rod 901 is embedded in the inside of the ejection sleeve 903 in a sliding structure, the limiting sleeve 902 is clamped at the hole opened on the surface of the baffle 707, the driving pull rod 904 is embedded in the groove opened on the side of the resistance rod 901 in a rotating structure, the side of the ejection sleeve 903 is equidistantly provided with a convex groove, the convex slider 905 is embedded in the convex groove in a sliding structure, the upper and lower end faces of the fan-shaped support 907 are designed in an inclined structure, and the groove of the linking concave ring 908 is clamped in the annular groove opened on the surface of the baffle 707; through the traction effect, the included angle between the driving pull rod 904 and the resistance rod 901 changes, the convex slider 905 is slid in the convex groove on the side of the ejection sleeve 903, and then through the inclined structure design of the end face of the driven pull rod 906 and the fan-shaped support 907, three groups of fan-shaped supports 907 are expanded, so that the supporting ejection operation is performed; conversely, the limiting effect of the inclined structure of the end face of the fan-shaped support 907 and the annular groove on the side of the linking concave ring 908 drives three groups of fan-shaped supports 907 to shrink, and then the baffle 707 is closed and stored.

[0031] Working principle: for this kind of motorcycle accessory machining device, the following aspects can be operated; Firstly, the lower mold is placed on the bottom mold 4, the shrinkage effect of the hydraulic rod 501 drives the work type slider 503 to slide in the cross slide groove on the side of the limiting disc 502, indirectly drives the clamp 505 to realize the central movement; at the same time, the resistance effect of the work type slider 503 on the driven crank 506 drives the limiting turntable 507 to rotate, and then drives the remaining three groups of driven crank 506 and work type slider 503 to drive, and then realizes the synchronous sliding of four groups of clamps 505 to the center position, and then realizes the auxiliary clamping and fixing operation of the bottom mold 4 mold; Then, the upper mold is installed on the top mold connecting shaft 706, and the baffle 707 can resist the pressure casting operation, at the same time, the annular groove opened on the surface of the baffle 707 can be used for certain plugging operation to avoid metal liquid overflow; after the pressure casting is completed, the compression operation of the buffer spring 703 drives the mold foot support plate 704 and the baffle 707 to slide on the guide column 702, the ejection mechanism 9 realizes the ejection operation, and then realizes the demolding operation, at the same time, the setting of the limiting link frame 708 and the limiting slide shaft 709 can realize the limiting effect of the vertical sliding of the resistance top plate 701, the mold foot support plate 704 and the baffle 707, and the limiting slide shaft 709 is clamped in the inside of the limiting link frame 708, which can further realize the limiting effect of the mold foot support plate 704; Secondly, drive multi-section lifting mechanism 8, servo motor 801 drive, will drive threaded shaft 802 rotation, in turn drive the interface slider 803 to slide up and down, in turn drive the resistance top plate 701 and the foot support plate 704 to realize movement, at this time, intermittent gear 805 will be under the limiting effect of limiting frame 806 movement, when intermittent gear 805 and intermittent rack 807 contact through the meshing structure of intermittent gear 805 and intermittent rack 807, will make intermittent gear 805 realize its rotation, the interface plate 804 is rotated, the side of the interface plate 804 will resist the foot support plate 704, thereby adjusting the distance between the resistance top plate 701 and the foot support plate 704, providing assistance for the demolding operation of the ejection mechanism 9; Then, using air pump 3 for pressurization, the metal liquid in crucible 2 is transported to the bottom die 4 by pipeline, realizing the casting operation; Finally, operate multi-section lifting mechanism 8 again, the baffle 707 will drive the limiting sleeve 902 to move through the clamping effect, in turn drive the resistance rod 901 embedded in the ejection sleeve 903 to slide, through the traction effect, the angle between the driving pull rod 904 and the resistance rod 901 changes, the traction convex slide block 905 slides in the convex groove on the side of the ejection sleeve 903, in turn through the inclined structure design of the driven pull rod 906 and the end surface of the fan-shaped support 907, will make three groups of fan-shaped supports 907 unfold, thereby supporting the ejection operation; Conversely, using the inclined structure of the end surface of the fan-shaped support 907 and the limiting effect of the annular groove on the side of the interface concave ring 908, will drive three groups of fan-shaped supports 907 to shrink, in turn realize the closed storage operation with the baffle 707.

[0032] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A casting mold for processing a motorcycle accessory, comprising an operating table (1), characterized in that: The bottom of the operation platform (1) is provided with a detachable installation crucible (2), the side of the crucible (2) is connected with a gas pump (3) through a pipeline; The top of the operation platform (1) is provided with a bottom die (4), the bottom of the bottom die (4) is provided with a detachable installation mold clamping mechanism (5), the top side of the operation platform (1) is provided with a top rod (6), the top end of the top rod (6) is connected with a detachable installation top die mechanism (7), the side of the top die mechanism (7) is provided with a detachable installation multi-section lifting mechanism (8), the inside of the top die mechanism (7) is sleeved with an ejection mechanism (9); The mold clamping mechanism (5) comprises a hydraulic rod (501), the top of the hydraulic rod (501) is provided with a limiting disc (502), the end of the hydraulic rod (501) is provided with a I-shaped sliding block (503), the side of the limiting disc (502) is provided with a detachable installation cross limiting block (504), the top of the I-shaped sliding block (503) is provided with a clamp (505), the bottom of the cross limiting block (504) is provided with a driven crank rod (506), the end of the driven crank rod (506) is rotatably connected with a limiting turntable (507).

2. A casting mold for processing a motorcycle accessory according to claim 1, characterized in that: The surface of the limiting disc (502) is provided with a chute in a "cross" structure, the I-shaped sliding block (503) and the chute are in an embedded sliding structure, a hole for transmitting molten metal is formed in the center of the limiting disc (502), the cross limiting block (504) is clamped at the end of the chute of the limiting disc (502) to form a limiting structure, and the driven crank rod (506) and the limiting turntable (507) are in a rotating structure through the sliding of the I-shaped sliding block (503).

3. A casting mold for processing a motorcycle accessory according to claim 1, characterized in that: The bottom of the top rod (6) is provided with a resistance top plate (701), the bottom of the resistance top plate (701) is provided with a guide column (702), one end of the guide column (702) is sleeved with a buffer spring (703), the end of the buffer spring (703) away from the resistance top plate (701) is connected with a mold foot supporting plate (704), the bottom of the mold foot supporting plate (704) is provided with a detachable installation mold foot (705), the end of the mold foot (705) is provided with a top die connecting shaft (706) for connecting the top die, the end of the guide column (702) away from the resistance top plate (701) is sleeved with a baffle (707), the side of the resistance top plate (701) is provided with a detachable installation limiting connection frame (708), and the side of the mold foot supporting plate (704) is provided with a limiting sliding shaft (709).

4. A casting mold for processing a motorcycle accessory according to claim 3, characterized in that: The resistance top plate (701) and the mold foot supporting plate (704) are connected end to end through the buffer spring (703), the resistance top plate (701) and the guide column (702) are in a resistance structure, the mold foot supporting plate (704) and the baffle (707) and the guide column (702) are in an embedded sliding structure, and the guide column (702) is provided with a limiting baffle for preventing the baffle (707) from falling off.

5. A casting mold for processing a motorcycle accessory according to claim 4, characterized in that: The surface of the baffle (707) is provided with a hole for the extension and retraction of the ejection mechanism (9), the resistance top plate (701) is connected with the baffle (707) through the limiting connection frame (708), the side of the resistance top plate (701) and the baffle (707) is provided with an arc-shaped sliding block embedded in the sliding groove in the limiting connection frame (708), and the limiting sliding shaft (709) is in a sliding structure in the limiting connection frame (708).

6. A casting mold for processing a motorcycle accessory according to claim 1, characterized in that: The side of the ejector rod (6) is provided with a servo motor (801), the output end of the servo motor (801) is provided with a threaded shaft (802), the surface of the threaded shaft (802) is sleeved with a connection sliding block (803), the side of the connection sliding block (803) is provided with a detachably mounted connection cross plate (804), the end of the connection cross plate (804) away from the connection sliding block (803) is provided with an intermittent gear (805), the side of the intermittent gear (805) is provided with a detachably mounted limiting frame (806), the side of the limiting frame (806) is provided with an intermittent rack (807), and the intermittent rack (807) is engaged with the intermittent gear (805).

7. A casting mold for processing a motorcycle accessory according to claim 6, characterized in that: The threaded shaft (802) and the connection sliding block (803) are in a threaded connection structure, the connection sliding block (803) and the connection cross plate (804) are in a rotary connection structure, the side top of the connection sliding block (803) is fixed to the side of the resistance top plate (701), the side of the intermittent gear (805) is provided with a sliding clamping block clamped in the limiting frame (806), and the connection cross plate (804) is in a resistance structure between the resistance top plate (701) and the die foot support plate (704).

8. A casting mold for processing a motorcycle accessory according to claim 1, characterized in that: The ejection mechanism (9) comprises a resistance rod (901), the surface of the resistance rod (901) is fixedly connected with a limiting sleeve (902), one end of the limiting sleeve (902) is provided with a detachably mounted ejection sleeve (903), the side of the resistance rod (901) is provided with a detachably mounted driving pull rod (904), the end of the driving pull rod (904) is rotatably connected with a convex sliding block (905), the side of the convex sliding block (905) is rotatably connected with a driven pull rod (906), one end of the driven pull rod (906) is rotatably connected with a fan-shaped support (907), and the end of the ejection sleeve (903) is provided with a connection concave ring (908).

9. A casting mold for processing a motorcycle accessory according to claim 8, characterized in that: The resistance rod (901) is in an extension structure, the resistance rod (901) is embedded in the inside of the ejection sleeve (903) in a sliding structure, the limiting sleeve (902) is clamped in the hole provided on the surface of the baffle (707), the driving pull rod (904) is embedded in the groove provided on the side of the resistance rod (901) in a rotary structure, the side of the ejection sleeve (903) is provided with equidistant convex grooves, the convex sliding block (905) is embedded in the convex grooves in a sliding structure, the upper and lower end faces of the fan-shaped support (907) are designed in an inclined structure, and the groove of the connection concave ring (908) is embedded and clamped in the annular groove provided on the surface of the baffle (707).

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