Forming and punching composite die for automobile bearing nut locking washer

Abstract

The utility model relates to the technical field of stamping, in particular to an automobile bearing nut locking washer forming and punching composite die which comprises a base, a box body is arranged at the top of the base, an inclined plate is fixedly arranged in the box body, a first die is arranged at the top of the box body, and a second die corresponds to the top of the first die. A set of air cylinders are fixed to the top of the second mold, a supporting frame is fixed to the exterior of the first mold, the top of the supporting frame is connected with machine bodies of the air cylinders, the top of the first mold is slidably connected with a movable frame, a limiting block is fixedly arranged at the top of the movable frame, and the limiting block is attached to one side of the movable frame. According to the forming and punching composite die for the automobile bearing nut locking washer, the lead screw rotates through movement of the movable frame, the movable frame can be conveniently moved to the top of the first die, the situation that a workpiece to be machined is directly supported manually is avoided, the safety of the machining process is effectively improved, and the practicability of the die is improved.

Description

Technical Field

[0001] The utility model relates to a punching die, in particular to a forming and punching composite die for an automotive bearing nut locking washer, belonging to the field of stamping technology. Background Art

[0002] A bearing nut locking washer is a fastener used to cooperate with a bearing nut for locking. Its main function is to prevent the thread connection pair between the bearing and the nut from loosening. The operating environment of an automobile is variable. Under environments such as vibration, temperature cycling, and wear, the thread connection of the automotive bearing nut may gradually loosen. The locking washer can effectively resist these loosening factors through its specific structure and material properties, ensuring the stability and safety of the connection.

[0003] Most of the common forming and punching dies for automotive bearing nut locking washers on the market process by manually taking the workpiece to be processed and directly placing it on the top of the die. However, in the processing method of directly placing the workpiece to be processed on the top of die one manually, when die two performs stamping, it is necessary to manually support the workpiece to be processed. Manual support poses a risk of pinching hands during the stamping of die two, with low safety; moreover, it is difficult to maintain the consistency of punching processing. Summary of the Utility Model

[0004] Aiming at the deficiencies of the prior art, the utility model provides a forming and punching composite die for an automotive bearing nut locking washer that avoids manually directly supporting the workpiece to be processed and has high processing safety.

[0005] The technical solution adopted by the utility model to solve the above technical problems is as follows: A forming and punching composite die for an automotive bearing nut locking washer, including a base. A box body is arranged on the top of the base. An inclined plate is fixedly arranged inside the box body. A die one is arranged on the top of the box body. A die two corresponds to the top of the die one. A group of cylinders are fixedly arranged on the top of the die two. A support frame is fixed outside the die one. The top of the support frame is connected to the bodies of a group of cylinders. A moving frame is slidably connected to the top of the die one. A limiting block is fixedly arranged on the top of the base. The limiting block is in contact with one side of the moving frame.

[0006] Further, a groove is opened on the top of the moving frame. A baffle is arranged inside the groove. A rubber pad is arranged on the top of the baffle. A group of handles with anti-slip pads wrapped outside are arranged on one side of the moving frame.

[0007] Further, a connecting plate is fixed on the surface of the moving frame. A group of lead screws penetrate through the inside of the connecting plate. The two ends of the lead screws are respectively rotatably connected to a first support plate and a second support plate. The first support plate and the second support plate are both fixed on the top of the base.

[0008] Further, two groups of support rods are arranged through the top of the second mold, the bottom of the support rods is inserted into the top of the first mold, a spring is arranged through the outside of the support rods, and the top of the spring is connected to the bottom of the second mold.

[0009] Further, a blanking port is arranged at the top of the box body, a discharge port is arranged at the side of the box body, the bottom of the inclined plate corresponds to the inside of the discharge port, and support legs are arranged at the bottom of the base.

[0010] Further, bearings are connected to both ends of a group of lead screws, and grooves are arranged on the surfaces of the first support plate and the second support plate and are connected to the outside of the bearings.

[0011] Further, a plurality of composite forming holes are arranged at the top of the first mold, a plurality of composite stamping blocks are arranged at the bottom of the second mold, and the outside of the composite stamping blocks penetrates into the composite stamping holes.

[0012] The beneficial effects of the present utility model are as follows: The workpiece to be processed is placed inside the moving frame. A connecting plate is arranged on the surface of the moving frame, a lead screw is arranged through the inside of the connecting plate, and the first support plate and the second support plate are rotatably connected to both ends of the lead screw. During operation, the moving frame is pushed through the handle, and the bottom of the moving frame will correspond to the top of the first mold, and the moving frame is limited by the limit block arranged at the top of the base; the rotation of the lead screw is generated by the movement of the moving frame, which facilitates the moving frame to move to the top of the first mold, avoiding directly manually supporting the workpiece to be processed, effectively improving the safety of the processing process, and improving the practicability of the mold. Description of the Drawings

[0013] Figure 1 is the overall structural schematic diagram of the base of the present utility model;

[0014] Figure 2 is the structural schematic diagram of the bottom of the second mold of the present utility model;

[0015] Figure 3 is the schematic diagram of the top mechanism of the first mold of the present utility model;

[0016] Figure 4 is the internal structural schematic diagram of the box body of the present utility model;

[0017] Figure 5 is the overall structural schematic diagram of the moving frame of the present utility model;

[0018] In the figure, 1 - base; 2 - box body; 3 - first mold; 301 - moving frame; 302 - baffle; 303 - first support plate; 304 - connecting plate; 305 - lead screw; 306 - second support plate; 307 - limit block; 4 - second mold; 5 - support rod; 6 - support frame; 7 - cylinder; 8 - inclined plate. Detailed Embodiments

[0019] The technical solution of the present utility model will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

[0020] As Figures 1 - 5 shown, a forming and punching composite die for an automotive bearing nut locking washer provided in this embodiment includes a base 1. A box body 2 is arranged on the top of the base 1. An inclined plate 8 is welded inside the box body 2. A die 1 3 is arranged on the top of the box body 2. A die 2 4 corresponds to the top of the die 1 3. A group of cylinders 7 are fixedly arranged on the top of the die 2 4. A support frame 6 is fixed outside the die 1 3. The top of the support frame 6 is connected to the body of a group of cylinders 7. A moving frame 301 is slidably connected to the top of the die 1 3. A limiting block 307 is welded on the top of the base 1. The surface of the limiting block 307 is in contact with one side of the moving frame 301.

[0021] As Figures 3 - 5 shown, further, a groove is formed on the top of the moving frame 301. A baffle 302 is arranged inside the groove. A rubber pad is arranged on the top of the baffle 302. A group of handles are arranged on one side of the moving frame 301 and are covered with an anti-slip pad outside. This structure facilitates placing the workpiece to be processed inside the moving frame 301. A connecting plate 304 is fixed on the surface of the moving frame 301. A group of lead screws 305 penetrate through the inside of the connecting plate 304. The right end of the lead screw 305 is rotatably connected to a support plate 1 303. The left end of the lead screw 305 is rotatably connected to a support plate 2 306. Both the support plate 1 303 and the support plate 2 306 are fixed on the top of the base 1. The moving frame 301 can be conveniently moved through the handle, which is beneficial for stamping the workpiece to be processed.

[0022] As Figure 1 、 Figure 2 shown, further, two groups of support rods 5 penetrate through the top of the die 2 4. The bottom of the support rods 5 is inserted into the top of the die 1 3. Starting the cylinder 7 facilitates pushing the die 2 4 towards the die 1 3. At the same time, the movement of the die 2 4 is made more stable through the support rods 5. Springs penetrate through the outside of the support rods 5, and the top of the springs is connected to the bottom of the die 2 4. The springs play a buffering role to prevent the force generated by the downward movement of the die 2 4 from being too large.

[0023] As Figure 2 shown, further, a blanking port is formed on the top of the box body 2. A discharge port is formed on the side of the box body 2. The bottom of the inclined plate 8 corresponds to the inside of the discharge port. Multiple support legs are fixedly arranged at the bottom of the base 1. This structure facilitates the discharge of the automotive bearing nut locking washer punched by the die 2 4 and is also beneficial for storage.

[0024] As Figure 2 and Figure 5As shown in the figure, further, bearings are connected to both the left and right ends of a set of lead screws 305. Grooves are provided on the surfaces of the first support plate 303 and the second support plate 306 and are connected to the outside of the bearings. This method is conducive to the rotation of the lead screws 305. Multiple composite forming holes are provided at the top of the first mold 3, and multiple composite stamping blocks are provided at the bottom of the second mold 4. The outside of the composite stamping blocks penetrates inside the composite stamping holes. This structure facilitates the stamping and forming of the workpiece to be processed.

[0025] As Figures 1 - 5 shown in the figure, the principle of a composite die for forming and punching a locking washer for an automotive bearing nut provided in this embodiment is as follows: First, place the workpiece to be processed inside the moving frame 301, and support the workpiece to be processed through the baffle 302 inside the moving frame 301. A connecting plate 304 is provided on the surface of the moving frame 301, and a lead screw 305 penetrates through the inside of the connecting plate 304. Both ends of the lead screw 305 are rotatably connected to the first support plate 303 and the second support plate 306; Push the moving frame 301 with the grasping handle, and the bottom of the moving frame 301 will correspond to the top of the first mold 3. The limit block 307 provided at the top of the base 1 limits the moving frame 301; Start the cylinder 7 to make the cylinder 7 push the second mold 4 towards the top of the first mold 3. The composite stamping blocks at the bottom of the second mold 4 will penetrate inside the composite stamping holes. At this time, the workpiece to be processed at the top of the moving frame 301 is completed in stamping and forming. The formed locking washer for the automotive bearing nut will be lowered into the box body 2, and the inclined plate 8 inside the box body 2 facilitates the discharge of the locking washer for the automotive bearing nut from the box body 2, facilitating the storage of the formed locking washer for the automotive bearing nut.

[0026] The above description shows and describes the preferred embodiments of the present invention. It should be understood that the present invention is not limited to the form disclosed herein. Modifications and changes made by those skilled in the art without departing from the spirit and scope of the present invention should be within the protection scope of the appended claims of the present invention.

Claims

1. A forming and punching composite die for an automotive bearing nut locking washer, comprising a base (1), characterized in that: A box body (2) is provided on the top of the base (1). An inclined plate (8) is fixedly arranged inside the box body (2). A first mold (3) is provided on the top of the box body (2). A second mold (4) corresponds to the top of the first mold (3). A group of cylinders (7) are fixedly arranged on the top of the second mold (4). A support frame (6) is fixed to the outside of the first mold (3). The top of the support frame (6) is connected to the body of a group of cylinders (7). A moving frame (301) is slidably connected to the top of the first mold (3). A limiting block (307) is fixedly arranged on the top of the base (1). The limiting block (307) is in contact with one side of the moving frame (301).

2. The forming and punching composite die for the locking washer of the automotive bearing nut according to claim 1, wherein: A groove is formed in the top of the moving frame (301). A baffle plate (302) is arranged inside the groove. A rubber pad is arranged on the top of the baffle plate (302).

3. The forming and punching composite die for the locking washer of the automotive bearing nut according to claim 2, wherein: A group of handles with anti-slip pads wrapped around the outside are arranged on one side of the moving frame (301).

4. The forming and punching composite die for the locking washer of the automotive bearing nut according to claim 1, wherein: A connecting plate (304) is fixed to the surface of the moving frame (301). A group of lead screws (305) penetrate through the inside of the connecting plate (304). The two ends of the lead screw (305) are respectively rotatably connected to a first support plate (303) and a second support plate (306). The first support plate (303) and the second support plate (306) are both fixed to the top of the base (1).

5. The forming and punching composite die for the locking washer of the automotive bearing nut according to claim 1, wherein: Two groups of support rods (5) penetrate through the top of the second mold (4). The bottom of the support rod (5) is inserted into the top of the first mold (3). A spring penetrates through the outside of the support rod (5). And the top of the spring is connected to the bottom of the second mold (4).

6. The punching composite die for forming and punching the locking washer of the automotive bearing nut according to claim 1, wherein: A material discharging port is formed in the top of the box body (2). A discharge port is formed in the side of the box body (2). The bottom of the inclined plate (8) corresponds to the inside of the discharge port.

7. The forming and punching composite die for the locking washer of the automotive bearing nut according to claim 6, wherein: Support legs are arranged at the bottom of the base (1).

8. The punching and forming composite die for locking washer of automotive bearing nut according to claim 4, wherein: Bearings are connected to both ends of a group of lead screws (305). Grooves are formed on the surfaces of the first support plate (303) and the second support plate (306) and are connected to the outside of the bearings.

9. The punching composite die for forming and punching the locking washer of the automotive bearing nut according to claim 1, wherein: A plurality of composite forming holes are formed in the top of the first mold (3). A plurality of composite stamping blocks are arranged at the bottom of the second mold (4). The outside of the composite stamping blocks penetrates through the inside of the composite stamping holes.

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