Brake disc double-positioning die

Abstract

The utility model provides a brake disc double-positioning die, which relates to the technical field of dies, and comprises a lower die and an upper die, the upper die is arranged on one side of the lower die, one side of the lower die is fixedly connected with a positioning rod, one side of the lower die is provided with a positioning groove, one side of the upper die is provided with a positioning hole, and the positioning rod is fixedly connected with the positioning groove. A positioning block is fixedly connected to one side of the upper die, the surface of the positioning block is connected with the inner wall of the positioning groove in a sliding and inserting mode, the surface of the positioning rod is connected with the inner wall of the positioning hole in a sliding mode, an ejection device is arranged on one side of the lower die, and a cooling device is arranged on one side of the lower die. The brake disc can be pushed to the position completely separated from the interior of the lower die, the material taking operation space of personnel is increased, the personnel can take materials rapidly and conveniently, the situation that the brake disc is attached to the inner wall of the lower die tightly, and consequently the personnel take the materials inconveniently is reduced, and the material taking convenience and the machining efficiency are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of molds, in particular to a brake disc double-positioning mold. Background Art

[0002] To put it simply, a brake disc is a round plate that rotates when the car is moving. The brake caliper clamps the brake disc to generate braking force. When you step on the brake, it clamps the brake disc to slow down or stop the car. The brake disc has a good braking effect and is easier to maintain than drum brakes. Therefore, it is widely used. The brake disc needs to be cast using a mold during manufacturing.

[0003] Existing double-positioning molds for brake discs are mostly upper and lower molds, and positioning components are provided on the upper and lower molds for perfect closure between the upper and lower molds. The raw material in the middle is then extruded and formed by utilizing the closure of the upper and lower molds. After the forming is completed, personnel manually take it out. However, due to the high temperature of the brake disc after forming, the surface of the brake disc may fit closely with the inner wall of the lower mold, making it inconvenient for personnel to manually take out the material, affecting the processing efficiency. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a brake disc double-positioning mold.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a brake disc double positioning mold, comprising a lower mold and an upper mold, the upper mold is arranged on one side of the lower mold, one side of the lower mold is fixedly connected with a positioning rod, one side of the lower mold is provided with a positioning groove, one side of the upper mold is provided with a positioning hole, one side of the upper mold is fixedly connected with a positioning block, the surface of the positioning block is slidably connected with the inner wall of the positioning groove, the surface of the positioning rod is slidably connected with the inner wall of the positioning hole, one side of the lower mold is provided with an ejection device, one side of the lower mold is provided with a cooling device, the ejection device comprises a circular groove opened inside the lower mold, the inner wall of the lower mold is provided with a circular hole, the inner wall of the lower mold is provided with a rectangular hole, the inner wall of the circular groove is fixedly connected with an electric telescopic rod, the movable end of the electric telescopic rod is fixedly connected with a circular plate, one side of the circular plate is fixedly connected with a rectangular rod, the surface size and shape of the circular plate are adapted to the size and shape of the inner wall of the circular hole, and the surface size and shape of the rectangular rod are adapted to the size and shape of the inner wall of the rectangular hole.

[0006] The effect achieved by the above components is: by setting the ejection device, first the brake disc is located inside the groove of the lower die after being formed, and at this time the electric telescopic rod is started, so that the electric telescopic rod drives the circular plate to move up and down, and the circular plate drives the rectangular rod to move up and down, so that the circular plate cooperates with the rectangular rod to eject the brake disc inside the lower die out of the lower die, so that the brake disc can be pushed to a position completely separated from the lower die, thereby increasing the material taking operation space for personnel, facilitating personnel to quickly take out materials, reducing the situation where the brake disc fits closely with the inner wall of the lower die, causing inconvenience for personnel to take out materials, and improving the convenience of taking materials and processing efficiency.

[0007] Preferably, one side of the rectangular rod is fixedly connected to a cylinder, the inner wall of the cylinder is slidably connected to a piston, one side of the piston is fixedly connected to a round rod, the surface of the round rod is slidably connected to the inner wall of the cylinder, and the surface of the round rod is fixedly connected to the inner wall of the circular groove.

[0008] The effect achieved by the above components is: when the rectangular rod moves away from the circular groove, the rectangular rod drives the cylinder to move, and under the limiting effect of the circular rod on the piston, the piston slides up and down along the inside of the cylinder, so that the piston extracts the air between the inner wall of the cylinder and the surface of the brake disc, and the cylinder cooperates with the piston to adsorb the brake disc placed on the rectangular rod, thereby reducing the situation where the brake disc slides and falls when the rectangular rod and the round plate push the brake disc. When the brake disc is completely out of the internal position of the lower mold, the rectangular rod is slightly moved to a position close to the circular groove under the action of the electric telescopic rod, so that the piston pushes the air inside the cylinder and separates the brake disc from the surface of the rectangular rod, making it convenient for personnel to quickly take the brake disc.

[0009] Preferably, a reinforcement block is fixedly connected to one side of the round rod, and a surface of the reinforcement block is fixedly connected to an inner wall of the circular groove.

[0010] The effect achieved by the above components is: by setting the reinforcement block, the reinforcement block can reinforce the connection between the round rod and the round groove, thereby reducing the separation of the round rod from the inner wall of the round groove during use.

[0011] Preferably, the movable end of the electric telescopic rod is fixedly connected to a support rod, and the support rod is fixedly connected to the rectangular rod.

[0012] The effect achieved by the above components is: by setting the support rod, the support rod can provide auxiliary support and reinforcement to the rectangular rod, reduce the up and down shaking of the rectangular rod when pushing the brake disc, and improve the stability of the rectangular rod.

[0013] Preferably, the cooling device includes a rectangular frame, which is fixedly connected to the lower mold, a threaded hole is opened on one side of the rectangular frame, a bolt is threadedly connected to the inner wall of the threaded hole, a round hole L-shaped rod is slidably connected to the inner wall of the rectangular frame, the surface size and shape of the bolt are matched with the size and shape of the inner wall of the round hole L-shaped rod, a wind hood is fixedly connected to one side of the round hole L-shaped rod, and a fan is fixedly connected to one side of the wind hood.

[0014] The effects achieved by the above components are as follows: by setting up the cooling device, first manually move the round hole L-shaped rod so that the round hole L-shaped rod drives the wind hood to move, and the wind hood drives the fan to move. When the round hole L-shaped rod moves to the position inserted into the inner part of the rectangular frame, the inner wall of the round hole L-shaped rod coincides with the inner wall of the threaded hole. At this time, manually rotate the bolt so that the bolt is rotated into the threaded hole and the inside of the round hole L-shaped rod to fix the position of the round hole L-shaped rod and the wind hood, and complete the connection and fixation of the wind hood and the lower mold. At this time, start the fan so that the fan conveys airflow to the outside through the wind hood, so that the airflow blows on the surface of the brake disc after molding, completes the accelerated cooling of the brake disc, reduces the situation where the high temperature of the brake disc after molding affects the rapid material collection of personnel, and improves the cooling efficiency of the brake disc.

[0015] Preferably, one end of the bolt is fixedly connected to a screw block, and a surface of the screw block is provided with a plurality of anti-slip grooves.

[0016] The effect achieved by the above components is: by setting the screw block, the screw block can increase the contact area of ​​the bolt, so that personnel can drive the bolt to rotate by manually turning the screw block, thereby improving the convenience of manually turning the bolt.

[0017] Preferably, an auxiliary hole is opened on one side of the circular hole L-shaped rod, and an anti-slip protrusion is provided on the inner wall of the auxiliary hole.

[0018] The effect achieved by the above components is: by setting the auxiliary hole, a person can insert his hand into the auxiliary hole to quickly transmit the round hole L-shaped rod, thereby improving the stability of manually moving the round hole L-shaped rod.

[0019] Preferably, a limiting groove is provided on one side of the circular hole L-shaped rod, a limiting block is fixedly connected to the inner wall of the rectangular frame, and a surface of the limiting block is slidably connected to the inner wall of the limiting groove.

[0020] The effect achieved by the above components is: by setting the limit block and the limit groove, the limit block can be located inside the limit groove to assist in limiting the round hole L-shaped rod, thereby reducing the left and right shaking of the round hole L-shaped rod.

[0021] Compared with the prior art, the advantages and positive effects of the utility model are:

[0022] In the utility model, by arranging the ejection device, the brake disc can be pushed to a position completely separated from the interior of the lower die, thereby increasing the operating space for personnel to take out materials, making it convenient for personnel to take out materials quickly, reducing the situation in which the brake disc fits tightly against the inner wall of the lower die, causing inconvenience for personnel to take out materials, and improving the convenience of taking out materials and processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0024] Figure 2 It is a partial cross-sectional view of the lower die of the utility model;

[0025] Figure 3 It is a partial cross-sectional view of the cylinder of the utility model;

[0026] Figure 4 It is a schematic diagram of the partial structure of the rectangular frame of the utility model;

[0027] Figure 5 It is a partial structural schematic diagram of the wind hood of the utility model.

[0028] Legend: 1. Lower die; 11. Positioning rod; 12. Positioning groove; 2. Upper die; 21. Positioning hole; 22. Positioning block; 3. Ejector device; 31. Round groove; 32. Round hole; 33. Rectangular hole; 34. Electric telescopic rod; 35. Round plate; 36. Rectangular rod; 37. Cylinder; 38. Piston; 39. Round rod; 310. Reinforcement block; 311. Support rod; 4. Cooling device; 41. Rectangular frame; 42. Threaded hole; 43. Bolt; 44. Tightening block; 45. Limit block; 46. Round hole L-shaped rod; 47. Wind hood; 48. Fan; 49. Limiting groove; 410. Auxiliary hole. DETAILED DESCRIPTION

[0029] Reference Figure 1-3As shown, the present embodiment discloses a brake disc double positioning mold, comprising a lower mold 1 and an upper mold 2, the upper mold 2 is arranged on one side of the lower mold 1, a positioning rod 11 is fixedly connected to one side of the lower mold 1, a positioning groove 12 is opened on one side of the lower mold 1, a positioning hole 21 is opened on one side of the upper mold 2, a positioning block 22 is fixedly connected to one side of the upper mold 2, the surface of the positioning block 22 is slidably connected to the inner wall of the positioning groove 12, the surface of the positioning rod 11 is slidably connected to the inner wall of the positioning hole 21, an ejection device 3 is arranged on one side of the lower mold 1, a cooling device 4 is arranged on one side of the lower mold 1, the ejection device 3 comprises a circular groove 31 opened inside the lower mold 1, a circular hole 32 is opened on the inner wall of the lower mold 1, a rectangular hole 33 is opened on the inner wall of the lower mold 1, an electric telescopic rod 34 is fixedly connected to the inner wall of the circular groove 31, a circular plate 35 is fixedly connected to the movable end of the electric telescopic rod 34, and the circular plate 36 is fixedly connected to the movable end of the circular plate 37. A rectangular rod 36 is fixedly connected to one side of 5, and the surface size and shape of the circular plate 35 are adapted to the size and shape of the inner wall of the circular hole 32, and the surface size and shape of the rectangular rod 36 are adapted to the size and shape of the inner wall of the rectangular hole 33. By setting the ejection device 3, first, the brake disc is formed and located inside the groove of the lower mold 1. At this time, the electric telescopic rod 34 is started, so that the electric telescopic rod 34 drives the circular plate 35 to move up and down, and the circular plate 35 drives the rectangular rod 36 to move up and down, so that the circular plate 35 cooperates with the rectangular rod 36 to eject the brake disc inside the lower mold 1 out of the lower mold 1, so that the brake disc can be pushed to a position completely out of the lower mold 1, which increases the material taking operation space for personnel, facilitates personnel to quickly take materials, reduces the situation where the brake disc is closely attached to the inner wall of the lower mold 1, and causes personnel to take materials inconveniently, thereby improving the convenience of taking materials and processing efficiency.

[0030] Reference Figure 2 and Figure 3 As shown, this embodiment discloses that a cylinder 37 is fixedly connected to one side of a rectangular rod 36, a piston 38 is slidably connected to the inner wall of the cylinder 37, a round rod 39 is fixedly connected to one side of the piston 38, the surface of the round rod 39 is slidably connected to the inner wall of the cylinder 37, and the surface of the round rod 39 is fixedly connected to the inner wall of the circular groove 31. When the rectangular rod 36 moves away from the circular groove 31, the rectangular rod 36 drives the cylinder 37 to move, and under the limiting effect of the round rod 39 on the piston 38, the piston 38 slides up and down along the inside of the cylinder 37, so that the piston 38 is pumped. The air between the inner wall of the cylinder 37 and the surface of the brake disc is taken out, so that the cylinder 37 cooperates with the piston 38 to adsorb the brake disc placed on the rectangular rod 36, thereby reducing the sliding and falling of the brake disc when the rectangular rod 36 and the circular plate 35 push the brake disc. When the brake disc is completely out of the internal position of the lower mold 1, the rectangular rod 36 is slightly moved to a position close to the circular groove 31 under the action of the electric telescopic rod 34, so that the piston 38 pushes the air inside the cylinder 37 and separates the brake disc from the surface of the rectangular rod 36, which is convenient for personnel to quickly take the brake disc.

[0031] Reference Figure 2 and Figure 3 As shown, this embodiment discloses that a reinforcement block 310 is fixedly connected to one side of the round rod 39, and the surface of the reinforcement block 310 is fixedly connected to the inner wall of the circular groove 31. By setting the reinforcement block 310, the reinforcement block 310 can reinforce the connection between the round rod 39 and the circular groove 31, thereby reducing the separation of the round rod 39 from the inner wall of the circular groove 31 during use. The movable end of the electric telescopic rod 34 is fixedly connected to the support rod 311, and the support rod 311 is fixedly connected to the rectangular rod 36. By setting the support rod 311, the support rod 311 can provide auxiliary support and reinforcement to the rectangular rod 36, thereby reducing the up and down shaking of the rectangular rod 36 when pushing the brake disc, thereby improving the stability of the rectangular rod 36.

[0032] Reference Figure 4 and Figure 5 As shown, the present embodiment discloses a cooling device 4 including a rectangular frame 41, the rectangular frame 41 is fixedly connected to the lower mold 1, a threaded hole 42 is provided on one side of the rectangular frame 41, a bolt 43 is threadedly connected to the inner wall of the threaded hole 42, a round hole L-shaped rod 46 is slidably connected to the inner wall of the rectangular frame 41, the surface size and shape of the bolt 43 are adapted to the size and shape of the inner wall of the round hole L-shaped rod 46, a wind hood 47 is fixedly connected to one side of the round hole L-shaped rod 46, a fan 48 is fixedly connected to one side of the fan 47, by setting the cooling device 4, firstly manually move the round hole L-shaped rod 46, so that the round hole L-shaped rod 46 drives the fan 47 to move, so that the fan 47 drives the fan 48 Move, when the round hole L-shaped rod 46 moves to the position inserted into the inner part of the rectangular frame 41, the inner wall of the round hole L-shaped rod 46 coincides with the inner wall of the threaded hole 42, and the bolt 43 is manually rotated at this time, so that the bolt 43 is rotated into the threaded hole 42 and the round hole L-shaped rod 46 to fix the position of the round hole L-shaped rod 46 and the wind cover 47, and the connection and fixation of the wind cover 47 to the lower mold 1 are completed. At this time, the fan 48 is started, so that the fan 48 conveys airflow to the outside through the wind cover 47, so that the airflow blows on the surface of the brake disc after molding, thereby completing the accelerated cooling of the brake disc, reducing the situation where the high temperature of the brake disc after molding affects the rapid material collection of personnel, and improving the cooling efficiency of the brake disc.

[0033] Reference Figure 4 and Figure 5As shown, the present embodiment discloses that one end of the bolt 43 is fixedly connected with a screw block 44, and a plurality of anti-skid grooves are provided on the surface of the screw block 44. By providing the screw block 44, the screw block 44 can increase the contact area of ​​the bolt 43, so that a person can drive the bolt 43 to rotate by manually rotating the screw block 44, thereby improving the convenience of manually rotating the bolt 43. An auxiliary hole 410 is provided on one side of the circular hole L-shaped rod 46, and an anti-skid protrusion is provided on the inner wall of the auxiliary hole 410. By providing the auxiliary hole 410, a person can insert his hand into the auxiliary hole 410. The inside of the auxiliary hole 410 is used to quickly transmit the circular hole L-shaped rod 46, thereby improving the stability of manually moving the circular hole L-shaped rod 46. A limiting groove 49 is provided on one side of the circular hole L-shaped rod 46, and the inner wall of the rectangular frame 41 is fixedly connected to the limiting block 45. The surface of the limiting block 45 is slidably connected to the inner wall of the limiting groove 49. By setting the limiting block 45 and the limiting groove 49, the limiting block 45 can be located inside the limiting groove 49 to assist in limiting the circular hole L-shaped rod 46, thereby reducing the left and right shaking of the circular hole L-shaped rod 46.

[0034] Working principle: First, the upper mold 2 moves toward the lower mold 1 under the action of the external transmission equipment. When the upper mold 2 and the lower mold 1 are completely closed, the positioning rod 11 is inserted into the positioning hole 21, so that the positioning block 22 is stuck in the positioning groove 12, and the double positioning effect is completed during the closing process of the upper mold 2 and the lower mold 1. At this time, the upper mold 2 and the lower mold 1 complete the pressing and forming of the intermediate raw material during the closing process, and the forming process of the brake disc is completed. At this time, the electric telescopic rod 34 is started, so that the electric telescopic rod 34 drives the circular plate 35 to move away from the circular groove 31, so that the circular plate 35 drives the rectangular rod 36 to move away from the circular groove 31, so that the rectangular rod 36 The cylinder 37 is driven to move, and under the limiting effect of the round rod 39 on the piston 38, the piston 38 slides up and down along the inside of the cylinder 37, so that the piston 38 extracts the air between the inner wall of the cylinder 37 and the surface of the brake disc, so that the cylinder 37 cooperates with the piston 38 to adsorb the brake disc placed on the rectangular rod 36. When the brake disc moves to a position completely separated from the inner part of the lower mold 1, the rectangular rod 36 is slightly moved to a position close to the circular groove 31 under the action of the electric telescopic rod 34, so that the piston 38 pushes the air inside the cylinder 37 out and separates the brake disc from the surface of the rectangular rod 36. At this time, the brake disc is manually removed to complete the rapid material removal of the brake disc.

[0035] First, manually move the circular hole L-shaped rod 46 so that the circular hole L-shaped rod 46 drives the wind hood 47 to move, and the wind hood 47 drives the fan 48 to move. When the circular hole L-shaped rod 46 moves to the position inserted into the inner part of the rectangular frame 41, the inner wall of the circular hole L-shaped rod 46 coincides with the inner wall of the threaded hole 42. At this time, manually rotate the screw block 44 so that the screw block 44 drives the bolt 43 to rotate, so that the bolt 43 is transferred into the threaded hole 42 and the circular hole L-shaped rod 46 to fix the circular hole L-shaped rod 46 and the wind hood 47, and complete the connection and fixation of the wind hood 47 to the lower mold 1. At this time, start the fan 48 so that the fan 48 conveys airflow to the outside through the wind hood 47, so that the airflow blows on the surface of the brake disc after molding, thereby completing the accelerated cooling of the brake disc.

[0036] The above is only a preferred embodiment of the utility model, and does not limit the utility model in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the utility model without departing from the technical solution of the utility model still belongs to the protection scope of the technical solution of the utility model. In the description of the utility model, it should be noted that unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the utility model can be understood by specific circumstances.

Claims

1. A brake disc double-positioning mold, comprising a lower mold (1) and an upper mold (2), characterized in that: The upper mold (2) is arranged on one side of the lower mold (1); a positioning rod (11) is fixedly connected to one side of the lower mold (1); a positioning groove (12) is provided on one side of the lower mold (1); a positioning hole (21) is provided on one side of the upper mold (2); a positioning block (22) is fixedly connected to one side of the upper mold (2); a surface of the positioning block (22) is slidably connected to an inner wall of the positioning groove (12); a surface of the positioning rod (11) is slidably connected to an inner wall of the positioning hole (21); an ejection device (3) is provided on one side of the lower mold (1); a cooling device (4) is provided on one side of the lower mold (1); and the ejection device (3) is fixedly connected to one side of the lower mold (1). ) comprises a circular groove (31) opened inside the lower mold (1), the inner wall of the lower mold (1) is provided with a circular hole (32), the inner wall of the lower mold (1) is provided with a rectangular hole (33), the inner wall of the circular groove (31) is fixedly connected to an electric telescopic rod (34), the movable end of the electric telescopic rod (34) is fixedly connected to a circular plate (35), one side of the circular plate (35) is fixedly connected to a rectangular rod (36), the surface size and shape of the circular plate (35) are compatible with the size and shape of the inner wall of the circular hole (32), and the surface size and shape of the rectangular rod (36) are compatible with the size and shape of the inner wall of the rectangular hole (33).

2. A brake disc double positioning mold according to claim 1, characterized in that: A cylinder (37) is fixedly connected to one side of the rectangular rod (36), a piston (38) is slidably connected to the inner wall of the cylinder (37), a round rod (39) is fixedly connected to one side of the piston (38), a surface of the round rod (39) is slidably connected to the inner wall of the cylinder (37), and a surface of the round rod (39) is fixedly connected to the inner wall of the circular groove (31).

3. A brake disc double positioning mold according to claim 2, characterized in that: A reinforcing block (310) is fixedly connected to one side of the round rod (39), and a surface of the reinforcing block (310) is fixedly connected to the inner wall of the circular groove (31).

4. A brake disc double positioning mold according to claim 1, characterized in that: The movable end of the electric telescopic rod (34) is fixedly connected to a support rod (311), and the support rod (311) is fixedly connected to the rectangular rod (36).

5. The double-positioning mold for a brake disc according to claim 1, characterized in that: The cooling device (4) comprises a rectangular frame (41), wherein the rectangular frame (41) is fixedly connected to the lower mold (1), a threaded hole (42) is provided on one side of the rectangular frame (41), a bolt (43) is threadedly connected to the inner wall of the threaded hole (42), a round hole L-shaped rod (46) is slidably connected to the inner wall of the rectangular frame (41), the surface size and shape of the bolt (43) are compatible with the size and shape of the inner wall of the round hole L-shaped rod (46), a wind hood (47) is fixedly connected to one side of the round hole L-shaped rod (46), and a fan (48) is fixedly connected to one side of the wind hood (47).

6. A brake disc double positioning mold according to claim 5, characterized in that: One end of the bolt (43) is fixedly connected to a screw block (44), and a plurality of anti-slip grooves are provided on the surface of the screw block (44).

7. The double-positioning mold for a brake disc according to claim 5, characterized in that: An auxiliary hole (410) is provided on one side of the circular hole L-shaped rod (46), and an anti-slip protrusion is provided on the inner wall of the auxiliary hole (410).

8. The brake disc double positioning mold according to claim 5, characterized in that: A limiting groove (49) is provided on one side of the circular hole L-shaped rod (46); a limiting block (45) is fixedly connected to the inner wall of the rectangular frame (41); and a surface of the limiting block (45) is slidably connected to the inner wall of the limiting groove (49).

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