Uniform cooling device for automobile aluminum casting

Abstract

The invention relates to the technical field of aluminum casting production, and discloses an automobile aluminum casting uniform cooling device which comprises a cooling pond, the left side face of the cooling pond is fixedly connected with a cooling temperature controller, the left side face of the cooling temperature controller is fixedly connected with a water conveying pipe, and the top face of the cooling pond is fixedly connected with a supporting frame. According to the aluminum casting cooling device, paddles rotate and stir cooling water to enable the cooling water to continuously flow, the contact efficiency of the cooling water and an aluminum casting is improved, then the cooling uniformity is improved, when a movable bottom plate moves downwards, a sliding sleeve shaft and the paddles are pushed to move downwards, and the cooling efficiency is improved. The paddle is kept at the position below the movable bottom plate all the time, cooling water always flows near the aluminum casting, the cooling efficiency is improved, the sliding sleeve shaft and the paddle are jacked up through the abutting ring, the paddle is kept near the aluminum casting to stir the cooling water, and the cooling efficiency is further improved.

Description

Technical Field

[0001] The invention relates to the technical field of aluminum casting production, in particular to a uniform cooling device for automobile aluminum castings. Background Art

[0002] ‌Automobile aluminum castings‌ refer to devices and components made of pure aluminum or aluminum alloys by casting, which are specially used in automobile manufacturing. These parts are generally made by pouring heated liquid aluminum or aluminum alloy into the cavity of a sand mold or a metal mold, and then forming aluminum parts or aluminum alloy parts of various shapes and sizes after cooling. Aluminum castings are ideal materials for lightweight automobiles due to their excellent physical and chemical properties, such as light weight, high strength, good thermal conductivity and corrosion resistance. Automotive aluminum castings need to be cooled evenly during the cooling process, otherwise it is easy to cause various defects, such as shrinkage, shrinkage cavities, thermal cracks and shrinkage cracks, making them unusable.

[0003] Patent No. CN214557324U discloses a uniform cooling device for aluminum castings. A rectangular fixing plate is provided above the base of the patent, and the fixing plate and the base are connected by at least four supporting columns; a positioning plate fixedly connected to each supporting column is provided below the fixing plate, and a cooling pool with an upper opening is provided on the base directly below the positioning plate, and the cooling pool is filled with coolant, and two lifting boxes are also provided below the positioning plate, and a plurality of through holes are provided at the bottom of the lifting boxes, and a pull rod is fixedly connected to the top of the lifting box, and the pull rod movably passes through the positioning plate and is connected to a connecting block located above the positioning plate. Connection, sprockets are respectively installed at the positions above the fixed plate corresponding to the two lifting boxes, a chain is connected between the two connecting blocks, the chain between the two connecting blocks passes around the two sprockets in turn, and one of the sprockets is connected to the motor. The present application includes two lifting boxes, and the two lifting boxes are alternately cooled and cooled with high efficiency. Although the patent solves the above problems, it still only pursues cooling efficiency, while the cooling uniformity is low, which can easily lead to defects such as shrinkage, shrinkage holes, thermal cracks and shrinkage cracks in aluminum castings, making them unusable. Therefore, a uniform cooling device for automotive aluminum castings is proposed to solve the above problems. Summary of the invention

[0004] The technical problem to be solved by the present invention is to provide a uniform cooling device for automobile aluminum castings in view of the deficiencies in the above-mentioned prior art.

[0005] In order to solve the above technical problems, the technical solution adopted by the present invention is: a uniform cooling device for automobile aluminum castings, comprising a cooling pool, a cooling temperature controller is fixedly connected to the left side of the cooling pool, a water pipe is fixedly connected to the left side of the cooling temperature controller, a support frame is fixedly connected to the top surface of the cooling pool, a protective frame is fixedly connected to the upper surface of the support frame, a reciprocating screw is rotatably connected to the inner surface of the top end of the support frame, a transmission nut is threadedly connected to the circumferential surface of the reciprocating screw, a movable bottom plate is fixedly connected to the circumferential surface of the transmission nut, and protective plates are fixedly connected to the front and rear sides of the upper surface of the movable bottom plate. The bottom surface of the inner wall of the cooling pool is rotatably connected with a slide shaft, the inner surface of the slide shaft is slidably connected with a sliding sleeve shaft through a spline, the circumferential surface of the sliding sleeve shaft is fixedly connected with a blade, the circumferential surface of the slide shaft is slidably connected with a resistance ring, the lower surface of the resistance ring is fixedly connected with a return spring, the interior of the cooling pool is provided with a limit device for clamping the aluminum casting to prevent the aluminum casting from floating in the water, the interior of the cooling pool is provided with a locking device for locking the clamping component to prevent the clamping component from loosening and causing the aluminum casting to detach, the water pipe is fixedly connected to the left side of the cooling pool, the top end of the reciprocating screw is connected to the output shaft and the electric The motor is fixedly connected, and the motor is installed on the upper surface of the support frame, the reciprocating screw is rotatably connected to the bottom surface of the inner wall of the cooling pool, the reciprocating screw is transmission-connected by a synchronous belt and a slide shaft, the bottom end of the reset spring is fixedly connected to the bottom surface of the inner wall of the cooling pool, the bottom end of the sliding sleeve shaft and the upper surface of the resistance ring are in contact with each other, the lower surface of the moving base plate and the top end of the sliding sleeve shaft are in contact with each other, the moving base plate and the circumferential surface of the slide shaft are slidably connected, the automobile aluminum casting is placed on the moving base plate, the motor is started, the motor drives the reciprocating screw to rotate, the reciprocating screw drives the transmission nut to move downward, the transmission nut drives the moving base plate to move downward, and the moving base plate The movable base plate then drives the protective plate and the aluminum casting to move downward and immerses the aluminum casting in the cooling water in the cooling pool, so that the aluminum casting can be cooled down quickly. When the reciprocating screw rotates, it simultaneously drives the three slide shafts to rotate. The slide shaft then drives the sliding sleeve shaft to rotate through the spline. The sliding sleeve shaft drives the blades to rotate and stirs the cooling water to make the cooling water flow continuously. When the movable base plate moves downward, it pushes the sliding sleeve shaft and the blades to move downward, so that the blades always remain in the position below the movable base plate. When the reciprocating screw drives the movable base plate to move upward through the transmission nut, the elastic reset effect of the reset spring pushes the resistance ring upward, and the resistance ring then pushes the sliding sleeve shaft and the blades up.

[0006] Preferably, the limiting device includes a movable side plate, a triangular plate, and an oblique groove triangular block, the movable side plate is slidably connected to the side of the protective plate away from the inner wall of the cooling pool, the triangular plate is fixedly connected to the side of the movable side plate close to the inner wall of the cooling pool, the oblique groove triangular block is fixedly connected to both sides of the inner wall of the cooling pool, the limiting device also includes a connecting rod, a rotating splint, an elastic telescopic rod, a sliding card plate, a slide rail, a movable splint, and a card block, the connecting rod is fixedly connected to the side of the movable side plate away from the inner wall of the cooling pool, and the rotating splint is hinged to the connecting rod away from One end of the movable side panel, the elastic telescopic rod is fixedly connected to the side of the movable side panel away from the inner wall of the cooling pool, the sliding card plate is hinged to the end of the elastic telescopic rod away from the movable side panel, the movable splint is hinged to the side of the rotating splint close to the elastic telescopic rod, the slide rail is fixedly connected to the side of the movable splint close to the movable side panel, the card block is fixedly connected to the front and rear sides of the movable side panel through a protrusion, the sliding card plate is slidably connected to the inner surface of the slide rail, the side of the card block close to the movable side panel is in contact with the outer surface of the protective plate, and the upper and lower sides of the protective plate A slide groove is provided, and the inner surface of the slide groove and the movable side plate are slidably connected through a protrusion. When the movable bottom plate moves downward, it drives the protective plate to move downward, and the protective plate drives the movable side plate to move downward. The protective plate and the movable side plate block the four sides of the aluminum casting. When the movable side plate moves downward, it drives the triangular plate to move downward. When the triangular plate moves downward, its inclined surface contacts the inclined groove of the triangular block of the inclined groove. While moving downward, the guiding triangular plate through the inclined groove also moves to the side away from the inner wall of the cooling pool and approaches the aluminum casting to finally clamp the aluminum casting. When the triangular plate approaches the aluminum casting, it drives the connecting The connecting rod and the rotating splint approach the aluminum casting. After the rotating splint contacts the aluminum casting, it is affected by the shape and size of the aluminum casting and rotates a certain angle along the hinge with the connecting rod. At the same time, the movable side plate drives the slide rail and the movable splint to approach the aluminum casting through the elastic telescopic rod and the sliding card plate. After the movable splint hits the aluminum casting, the movable side plate continues to approach the aluminum casting. At this time, the elastic telescopic rod contracts, and because of the change in the angle of the rotating splint, it pulls the movable splint and the slide rail to slide and deviate on the sliding card plate, so that the rotating splint and the movable splint form an angle to clamp the aluminum casting.

[0007] Preferably, the locking device includes a movable square tube, a spring sheet, a convex shaft, and a fixed square tube, the fixed square tube being fixedly connected to one side of the protective plate close to the inner wall of the cooling pool, the movable square tube being fixedly connected to one side of the card block close to the fixed square tube, the spring sheet being fixedly connected to the inner wall of the movable square tube, and the convex shaft being fixedly connected to one end of the spring sheet, the locking device also includes a locking hole, an L-shaped connecting plate, a sliding rod, and a tension spring, the locking hole being opened on one side of the fixed square tube, the L-shaped connecting plate being fixedly connected to both sides of the movable bottom plate, the sliding rod being slidably connected to the inner surface of the L-shaped connecting plate, the side of the L-shaped connecting plate close to the movable side plate being fixedly connected with a tension spring, a through hole being opened on the outer surface of the movable square tube, and the inner wall of the through hole and the circumferential surface of the convex shaft are in contact with each other, and one end of the sliding rod away from the inner wall of the cooling pool is fixedly connected to the movable side plate The movable square tube is quickly pulled away from the fixed square tube, and the tension force of the tension spring can assist the staff to more easily pull the movable side plate and the movable square tube apart when the staff pulls the slide bar.

[0008] The present invention adopts the above technical solution to bring the following beneficial effects: 1. The uniform cooling device for automobile aluminum castings has paddles that rotate and stir the cooling water to make the cooling water flow continuously, thereby improving the contact efficiency between the cooling water and the aluminum castings and further improving the cooling uniformity. When the movable bottom plate moves downward, the sliding sleeve shaft and the paddles are pushed downward, so that the paddles are always kept under the movable bottom plate, and the cooling water always flows near the aluminum castings, thereby improving the cooling efficiency. The friction ring then lifts the sliding sleeve shaft and the paddles, so that the paddles are kept near the aluminum castings to stir the cooling water, thereby further improving the cooling efficiency.

[0009] 2. The uniform cooling device for automobile aluminum castings has a protective plate driving the movable side plate to move downward, and the protective plate and the movable side plate block the four sides of the aluminum casting to prevent the aluminum casting from sinking to the bottom of the cooling pool and being difficult to pick up. The triangular plate moves to the side away from the inner wall of the cooling pool and approaches the aluminum casting to finally clamp the aluminum casting to fix the aluminum casting and prevent the aluminum casting from floating in the cooling water and affecting the cooling effect. The rotating clamping plate and the movable clamping plate form an angle to clamp the aluminum casting, thereby better fitting the surface of the aluminum casting, improving the applicability and clamping effect of the device.

[0010] 3. The automobile aluminum casting uniform cooling device, the elastic force of the spring piece lifts the convex shaft and inserts it into the lock hole, so that the movable square tube is locked with the fixed square tube, and then the clamping block and the movable side plate are locked, which improves the fixing effect. The convex shaft is inserted into different lock holes according to the size of the aluminum casting, so that the movable side plate can lock the aluminum castings of different sizes when clamping them, which improves the applicability of the device. The sliding rod drives the movable side plate to loosen the aluminum casting, so that the movable square tube can be quickly pulled out of the fixed square tube, which is convenient for quickly taking out the aluminum casting, and improves the convenience of using the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the three-dimensional overall structure of the present invention; Figure 2 It is a schematic diagram of the front side cross-sectional three-dimensional structure of the present invention; Figure 3 It is a schematic diagram of the front side cross-sectional three-dimensional structure of the cooling pool of the present invention; Figure 4 For the present invention Figure 3 A is a schematic diagram of the enlarged structure of the middle part; Figure 5 It is a schematic diagram of the front side cross-sectional three-dimensional structure of the limiting device of the present invention; Figure 6 It is a schematic diagram of the front side cross-sectional three-dimensional structure of the movable side panel of the present invention; Figure 7 It is a schematic diagram of the front side cross-sectional three-dimensional structure of the locking device of the present invention; Figure 8 For the present invention Figure 7 Schematic diagram of the enlarged structure of B.

[0012] In the figure: 1. cooling pool; 2. cooling temperature controller; 3. water pipe; 4. support frame; 5. protection frame; 6. reciprocating screw; 61. transmission nut; 62. movable bottom plate; 63. protection plate; 64. slide shaft; 65. sliding sleeve shaft; 66. paddle; 67. resistance ring; 68. reset spring; 7. limit device; 71. movable side plate; 72. triangular plate; 73. inclined groove triangular block; 74. connecting support rod; 75. rotating splint; 76. elastic telescopic rod; 77. sliding card plate; 78. slide rail; 79. movable splint; 710. card block; 8. locking device; 81. movable square tube; 82. spring; 83. convex shaft; 84. fixed square tube; 85. lock hole; 86. L-shaped connecting plate; 87. slide rod; 88. tension spring. DETAILED DESCRIPTION

[0013] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0014] See also Figure 1-Figure 8 One embodiment of the present invention is: a uniform cooling device for automobile aluminum castings, comprising a cooling pool 1, a cooling temperature controller 2 is fixedly connected to the left side of the cooling pool 1, a water pipe 3 is fixedly connected to the left side of the cooling temperature controller 2, a support frame 4 is fixedly connected to the top surface of the cooling pool 1, a protective frame 5 is fixedly connected to the upper surface of the support frame 4, a reciprocating screw 6 is rotatably connected to the inner surface of the top of the support frame 4, a transmission nut 61 is threadedly connected to the circumferential surface of the reciprocating screw 6, a movable bottom plate 62 is fixedly connected to the circumferential surface of the transmission nut 61, and the upper surface of the movable bottom plate 62 is fixedly connected to the upper surface of the movable bottom plate 62. The two sides of the rear part are fixedly connected with protective plates 63, the bottom surface of the inner wall of the cooling pool 1 is rotatably connected with a chute shaft 64, the inner surface of the chute shaft 64 is slidably connected with a sliding sleeve shaft 65 through a spline, the circumferential surface of the sliding sleeve shaft 65 is fixedly connected with a paddle 66, the circumferential surface of the chute shaft 64 is slidably connected with a resistance ring 67, and the lower surface of the resistance ring 67 is fixedly connected with a return spring 68, the paddle 66 rotates and stirs the cooling water to make the cooling water flow continuously, thereby improving the contact efficiency between the cooling water and the aluminum casting, thereby improving the cooling uniformity, and the interior of the cooling pool 1 is provided with a device for clamping the aluminum casting. The casting is provided with a limit device 7 for preventing the aluminum casting from floating in the water. The interior of the cooling pool 1 is provided with a locking device 8 for locking the clamping component to prevent the clamping component from loosening and causing the aluminum casting to detach. The water pipe 3 is fixedly connected to the left side of the cooling pool 1. The top of the reciprocating screw 6 is fixedly connected to the motor through the output shaft, and the motor is installed on the upper surface of the support frame 4. The reciprocating screw 6 is rotatably connected to the bottom surface of the inner wall of the cooling pool 1. The reciprocating screw 6 is connected to the transmission of the sliding groove shaft 64 through the synchronous belt. The bottom end of the reset spring 68 is fixedly connected to the bottom surface of the inner wall of the cooling pool 1. The bottom end of the sliding sleeve shaft 65 and The upper surfaces of the resistance ring 67 are in contact with each other, the lower surface of the movable base plate 62 and the top end of the sliding sleeve shaft 65 are in contact with each other, the movable base plate 62 and the circumferential surface of the slide groove shaft 64 are slidingly connected, and when the movable base plate 62 moves downward, it pushes the sliding sleeve shaft 65 and the paddle 66 to move downward, so that the paddle 66 always remains in the position below the movable base plate 62, and the cooling water always flows near the aluminum casting, thereby improving the cooling efficiency. The resistance ring 67 then lifts the sliding sleeve shaft 65 and the paddle 66, so that the paddle 66 remains near the aluminum casting to stir the cooling water, further improving the cooling efficiency.

[0015] Working principle: put the automobile aluminum casting on the moving base plate 62, start the motor, the motor drives the reciprocating screw 6 to rotate, the reciprocating screw 6 drives the transmission nut 61 to move downward, the transmission nut 61 drives the moving base plate 62 to move downward, the moving base plate 62 then drives the protection plate 63 and the aluminum casting to move downward and immerse the aluminum casting in the cooling water in the cooling pool 1, so that the aluminum casting is quickly cooled down, the reciprocating screw 6 rotates and synchronously drives the three chute shafts 64 to rotate, the chute shaft 64 then drives the sliding sleeve shaft 65 to rotate through the spline, the sliding sleeve shaft 65 drives the paddle 66 to rotate and stir the cooling water to make the cooling water flow continuously, so as to improve the cooling effect. The contact efficiency between the cooling water and the aluminum casting is improved, thereby improving the cooling uniformity. When the movable base plate 62 moves downward, it pushes the sliding sleeve shaft 65 and the paddle 66 to move downward, so that the paddle 66 always remains in a position below the movable base plate 62, and the cooling water always flows near the aluminum casting, thereby improving the cooling efficiency. When the reciprocating screw 6 drives the movable base plate 62 to move upward through the transmission nut 61, the elastic restoring effect of the restoring spring 68 pushes the resistance ring 67 upward, and the resistance ring 67 then pushes the sliding sleeve shaft 65 and the paddle 66, so that the paddle 66 remains near the aluminum casting to stir the cooling water, thereby further improving the cooling efficiency.

[0016] See also Figure 1-Figure 8On the basis of the above embodiment, in another embodiment of the present invention, the limiting device 7 includes a movable side plate 71, a triangular plate 72, and an oblique groove triangular block 73. The movable side plate 71 is slidably connected to the side of the protective plate 63 away from the inner wall of the cooling pool 1, the triangular plate 72 is fixedly connected to the side of the movable side plate 71 close to the inner wall of the cooling pool 1, and the oblique groove triangular block 73 is fixedly connected to both sides of the inner wall of the cooling pool 1. The protective plate 63 drives the movable side plate 71 to move downward, and the protective plate 63 and the movable side plate 71 block the surrounding of the aluminum casting to prevent the aluminum casting from sinking to the bottom of the cooling pool 1 and being difficult to pick up. The triangular plate 72 moves to the side away from the inner wall of the cooling pool 1 and approaches the aluminum casting to finally clamp the aluminum casting, so that the aluminum casting is fixed to prevent the aluminum casting from floating in the cooling water and affecting the cooling effect. The limiting device 7 also includes a connecting rod 74, a rotating splint 75, an elastic telescopic rod 76, a sliding card plate 77, a slide rail 78, a movable splint 79, and a card block 710. The connecting rod 74 is fixedly connected to the movable side plate 7 1 is on the side away from the inner wall of the cooling pool 1, the rotating clamping plate 75 is hinged on the end of the connecting rod 74 away from the movable side plate 71, the elastic telescopic rod 76 is fixedly connected to the side of the movable side plate 71 away from the inner wall of the cooling pool 1, the sliding clamping plate 77 is hinged on the end of the elastic telescopic rod 76 away from the movable side plate 71, the movable clamping plate 79 is hinged on the side of the rotating clamping plate 75 close to the elastic telescopic rod 76, the slide rail 78 is fixedly connected to the side of the movable clamping plate 79 close to the movable side plate 71, and the clamping block 710 is connected to the movable side plate 71 through the movable clamping plate 77. The protrusions are fixedly connected to the front and rear sides of the movable side plate 71, the sliding clamping plate 77 and the inner surface of the sliding rail 78 are slidably connected, the side of the clamping block 710 close to the movable side plate 71 is in contact with the outer surface of the protective plate 63, the upper and lower sides of the protective plate 63 are provided with sliding grooves, and the inner surface of the sliding grooves and the movable side plate 71 are slidably connected through the protrusions, the rotating clamping plate 75 and the movable clamping plate 79 form an angle to clamp the aluminum casting, so that it fits the surface of the aluminum casting better, thereby improving the applicability and clamping effect of the device.

[0017] Working principle: When the movable bottom plate 62 moves downward, it drives the protective plate 63 to move downward, and the protective plate 63 drives the movable side plate 71 to move downward. The protective plate 63 and the movable side plate 71 block the four sides of the aluminum casting to prevent the aluminum casting from sinking to the bottom of the cooling pool 1 and being difficult to pick up. When the movable side plate 71 moves downward, it drives the triangular plate 72 to move downward. When the triangular plate 72 moves downward, its inclined surface contacts the inclined groove of the inclined groove triangular block 73. When the triangular plate 72 guides the inclined groove, it moves to the side away from the inner wall of the cooling pool 1 and approaches the aluminum casting to finally clamp the aluminum casting, so that the aluminum casting is fixed to prevent the aluminum casting from floating in the cooling water and affecting the cooling effect. When the triangular plate 72 approaches the aluminum casting, it drives the connecting support rod 74 and the rotating The clamp 75 approaches the aluminum casting. After the rotating clamp 75 contacts the aluminum casting, it is affected by the shape and size of the aluminum casting and rotates a certain angle along the hinge with the connecting support rod 74. The movable side plate 71 drives the slide rail 78 and the movable clamp 79 to approach the aluminum casting through the elastic telescopic rod 76 and the sliding clamp 77. After the movable clamp 79 hits the aluminum casting, the movable side plate 71 continues to approach the aluminum casting. At this time, the elastic telescopic rod 76 contracts, and because of the change in the angle of the rotating clamp 75, the movable clamp 79 and the slide rail 78 are pulled to slide and deviate on the sliding clamp 77, so that the rotating clamp 75 and the movable clamp 79 form an angle with the aluminum casting for clamping, thereby better fitting the surface of the aluminum casting, thereby improving the applicability and clamping effect of the device.

[0018] See also Figure 1-Figure 8On the basis of the above embodiment, in another embodiment of the present invention, the locking device 8 includes a movable square tube 81, a spring piece 82, a convex shaft 83, and a fixed square tube 84. The fixed square tube 84 is fixedly connected to the side of the protective plate 63 close to the inner wall of the cooling pool 1, the movable square tube 81 is fixedly connected to the side of the clamping block 710 close to the fixed square tube 84, the spring piece 82 is fixedly connected to the inner wall of the movable square tube 81, and the convex shaft 83 is fixedly connected to one end of the spring piece 82. The elastic force of the spring piece 82 lifts the convex shaft 83 and inserts it into the locking hole 85, so that the movable square tube 81 is locked with the fixed square tube 84, and then the clamping block 710 and the movable side plate 71 are locked, thereby improving the fixing effect. The locking device 8 also includes a locking hole 85, an L-shaped connecting plate 86, a sliding rod 87, and a tension spring 88. The locking hole 85 is opened on one side of the fixed square tube 84, and the L-shaped connecting plate 86 is fixedly connected to On both sides of the movable base plate 62, the sliding rod 87 is slidably connected to the inner surface of the L-shaped connecting plate 86, and a tension spring 88 is fixedly connected to the side of the L-shaped connecting plate 86 close to the movable side plate 71. A through hole is opened on the outer surface of the movable square tube 81, and the inner wall of the through hole and the circumferential surface of the convex shaft 83 are in contact with each other. The end of the sliding rod 87 away from the inner wall of the cooling pool 1 is fixedly connected to the movable side plate 71, and the end of the tension spring 88 away from the L-shaped connecting plate 86 is fixedly connected to the movable side plate 71. According to the size of the aluminum casting, the convex shaft 83 is inserted into different locking holes 85, so that the movable side plate 71 can lock it when clamping aluminum castings of different sizes, thereby improving the applicability of the device. The sliding rod 87 drives the movable side plate 71 to loosen the aluminum casting, so that the movable square tube 81 is quickly pulled out of the fixed square tube 84, which is convenient for quickly removing the aluminum casting and improving the convenience of use of the device.

[0019] Working principle: The clamping block 710 moves toward the fixed square tube 84 and drives the movable square tube 81 to approach the fixed square tube 84. When the movable square tube 81 is inserted into the inner wall of the fixed square tube 84, the convex shaft 83 is resisted by the inner wall of the fixed square tube 84 and deviates to the inner side of the movable square tube 81, thereby driving the spring piece 82 to press together. When the convex shaft 83 is aligned with the locking hole 85, the elastic force of the spring piece 82 lifts the convex shaft 83 and inserts it into the locking hole 85, so that the movable square tube 81 is locked with the fixed square tube 84, and then the clamping block 710 and the movable side plate 71 are locked, which improves the fixing effect. A plurality of locking holes 85 are provided on the fixed square tube 84. According to the size of the aluminum casting, The convex shaft 83 is inserted into different locking holes 85, so that the movable side plate 71 can lock the aluminum castings of different sizes when clamping them, thereby improving the applicability of the device. After the movable bottom plate 62 moves upward and leaves the interior of the cooling pool 1, the slide bar 87 is pulled, and the slide bar 87 drives the movable side plate 71 to loosen the aluminum casting, so that the movable square tube 81 can be quickly pulled out of the fixed square tube 84, which is convenient for quickly removing the aluminum casting, thereby improving the convenience of use of the device. When the staff pulls the slide bar 87, the tension of the tension spring 88 can assist the staff to more easily pull the movable side plate 71 and the movable square tube 81 apart, further improving the convenience of use.

[0020] The present invention provides a uniform cooling device for automotive aluminum castings. There are many methods and ways to implement the technical solution. The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention. All components not specified in this embodiment can be implemented by existing technologies.

Claims

1. A uniform cooling device for automotive aluminum castings, comprising a cooling pool (1), characterized in that: The left side of the cooling pool (1) is fixedly connected to a cooling temperature controller (2), the left side of the cooling temperature controller (2) is fixedly connected to a water pipe (3), the top surface of the cooling pool (1) is fixedly connected to a support frame (4), the upper surface of the support frame (4) is fixedly connected to a protective frame (5), the top inner surface of the support frame (4) is rotatably connected to a reciprocating screw (6), the circumferential surface of the reciprocating screw (6) is threadedly connected to a transmission nut (61), and the circumferential surface of the transmission nut (61) is fixedly connected to a reciprocating screw (61). A movable bottom plate (62), the upper surface of the movable bottom plate (62) is fixedly connected to protective plates (63) on both sides of the front and rear sides, the bottom surface of the inner wall of the cooling pool (1) is rotatably connected to a slide shaft (64), the inner surface of the slide shaft (64) is slidably connected to a sliding sleeve shaft (65) via a spline, the circumferential surface of the sliding sleeve shaft (65) is fixedly connected to a blade (66), the circumferential surface of the slide shaft (64) is slidably connected to a resistance ring (67), and the lower surface of the resistance ring (67) is fixedly connected to a return spring (68); The cooling pool (1) is provided with a limit device (7) for clamping the aluminum casting to prevent the aluminum casting from floating in the water, and the cooling pool (1) is provided with a locking device (8) for locking the clamping component to prevent the clamping component from loosening and causing the aluminum casting to fall off.

2. The uniform cooling device for automotive aluminum castings according to claim 1, characterized in that: The water delivery pipe (3) is fixedly connected to the left side of the cooling pool (1); the top end of the reciprocating screw (6) is fixedly connected to the motor via the output shaft, and the motor is mounted on the upper surface of the support frame (4); the reciprocating screw (6) is rotationally connected to the bottom surface of the inner wall of the cooling pool (1); the reciprocating screw (6) is transmission-connected to the slideway shaft (64) via a synchronous belt; the bottom end of the return spring (68) is fixedly connected to the bottom surface of the inner wall of the cooling pool (1); the bottom end of the sliding sleeve shaft (65) and the upper surface of the abutment ring (67) are in contact with each other; the bottom surface of the movable base plate (62) and the top end of the sliding sleeve shaft (65) are in contact with each other; and the circumferential surface of the movable base plate (62) and the slideway shaft (64) are in sliding connection.

3. The uniform cooling device for automotive aluminum castings according to claim 2, characterized in that: The limiting device (7) comprises a movable side plate (71), a triangular plate (72), and an inclined groove triangular block (73); the movable side plate (71) is slidably connected to a side of the protective plate (63) away from the inner wall of the cooling pool (1); the triangular plate (72) is fixedly connected to a side of the movable side plate (71) close to the inner wall of the cooling pool (1); and the inclined groove triangular block (73) is fixedly connected to both sides of the inner wall of the cooling pool (1).

4. The uniform cooling device for automobile aluminum castings according to claim 3 is characterized in that: The limiting device (7) further comprises a connecting rod (74), a rotating clamp (75), an elastic telescopic rod (76), a sliding clamp (77), a slide rail (78), a movable clamp (79), and a clamping block (710); the connecting rod (74) is fixedly connected to a side of the movable side plate (71) away from the inner wall of the cooling pool (1); the rotating clamp (75) is hinged to an end of the connecting rod (74) away from the movable side plate (71); and the elastic telescopic rod (76) is fixedly connected to the movable side plate (71). On the side of the movable side plate (71) away from the inner wall of the cooling pool (1), the sliding clamping plate (77) is hinged to the end of the elastic telescopic rod (76) away from the movable side plate (71), the movable clamping plate (79) is hinged to the side of the rotating clamping plate (75) close to the elastic telescopic rod (76), the sliding rail (78) is fixedly connected to the side of the movable clamping plate (79) close to the movable side plate (71), and the clamping block (710) is fixedly connected to the front and rear sides of the movable side plate (71) through a protrusion.

5. The uniform cooling device for automobile aluminum castings according to claim 4 is characterized in that: The sliding card plate (77) and the inner surface of the slide rail (78) are slidably connected, and the side of the card block (710) close to the movable side plate (71) is in contact with the outer surface of the protective plate (63). The protective plate (63) is provided with a slide groove on the upper and lower sides, and the inner surface of the slide groove and the movable side plate (71) are slidably connected via a protrusion.

6. The uniform cooling device for automobile aluminum castings according to claim 5, characterized in that: The locking device (8) comprises a movable square tube (81), a spring piece (82), a convex shaft (83), and a fixed square tube (84); the fixed square tube (84) is fixedly connected to a side of the protective plate (63) close to the inner wall of the cooling pool (1); the movable square tube (81) is fixedly connected to a side of the clamping block (710) close to the fixed square tube (84); the spring piece (82) is fixedly connected to the inner wall of the movable square tube (81); and the convex shaft (83) is fixedly connected to one end of the spring piece (82).

7. The uniform cooling device for automobile aluminum castings according to claim 6 is characterized in that: The locking device (8) further comprises a locking hole (85), an L-shaped connecting plate (86), a sliding rod (87), and a tension spring (88); the locking hole (85) is provided on one side of the fixed square tube (84); the L-shaped connecting plate (86) is fixedly connected to both sides of the movable bottom plate (62); the sliding rod (87) is slidably connected to the inner surface of the L-shaped connecting plate (86); and a tension spring (88) is fixedly connected to one side of the L-shaped connecting plate (86) close to the movable side plate (71).

8. The uniform cooling device for automobile aluminum castings according to claim 7, characterized in that: A through hole is formed on the outer surface of the movable square tube (81), and the inner wall of the through hole and the circumferential surface of the convex shaft (83) are in contact with each other. One end of the slide rod (87) away from the inner wall of the cooling pool (1) is fixedly connected to the movable side plate (71), and one end of the tension spring (88) away from the L-shaped connecting plate (86) is fixedly connected to the movable side plate (71).

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