Automobile half shaft forging and pressing die

Abstract

The utility model relates to the technical field of automobile transmission shaft numerical control machining technologies, in particular to an automobile half shaft forging and pressing die which comprises a protective shell, a forging and pressing assembly is arranged in the protective shell and comprises a forging and pressing base located in the protective shell, and a fixing ring is fixedly connected to the side face of the forging and pressing base. A threaded sleeve is rotationally connected to the exterior of the fixing ring, a threaded rod is in threaded connection with the interior of the threaded sleeve, a second forging and pressing die is fixedly connected to the side face of the threaded rod, the bottom of the second forging and pressing die is slidably connected with the top of the forging and pressing base, and a second forging and pressing groove is formed in the top of the forging and pressing base; a first forging and pressing die is arranged at the top of the second forging and pressing die, a first forging and pressing groove is formed in the bottom of the first forging and pressing die, the top of the first forging and pressing die is fixedly connected with the interior of the protective shell through a hydraulic rod, and the forging and pressing assemblies are arranged to form the combined forging die, so that machining and positioning of workpieces are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of numerical control processing technology of automobile drive shafts, in particular to a forging die for automobile half shafts. Background Technique

[0002] The automobile half shaft is a main part of the automobile rear axle. The half shaft bears the gravity of the whole vehicle body and goods, as well as various complex alternating stresses such as torque transmission. Therefore, during the driving process of the automobile, the quality of the half shaft directly affects the safety of the automobile. During the production process of the automobile half shaft, a forging die for the automobile half shaft is usually used to forge the workpiece.

[0003] A forging die for an automobile half shaft with the authorized publication number of CN 211304642 U in China realizes that the device can clamp the workpiece and then rotate the feeding plate by 180 degrees to reverse the workpiece by 180 degrees for processing, or rotate the base by 180 degrees to continue processing the upper surface of the workpiece by installing a clamping device, a rotatable base and a feeding plate rotatably installed on the base on the feeding device.

[0004] However, there are still some deficiencies in the use of this patent. However, it is difficult for the existing forging dies for automobile half shafts to effectively position the original parts of the automobile half shafts, and the working quality is poor; moreover, the operation of the existing forging dies for automobile half shafts is cumbersome and the manual labor is large. In addition, the forged half shaft workpiece needs to be quickly cooled to form, but the existing device cannot realize the process of quickly cooling to form, and the practicability is poor. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a forging die for an automobile half shaft to solve the problems put forward in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solutions:

[0007] A forging die for an automobile half shaft includes a protective shell. A forging assembly is arranged inside the protective shell. The forging assembly includes a forging base located inside the protective shell. A fixed ring is fixedly connected to the side of the forging base. A threaded sleeve is rotatably connected to the outside of the fixed ring. A threaded rod is threadedly connected inside the threaded sleeve. A second forging die is fixedly connected to the side of the threaded rod. The bottom of the second forging die is slidably connected to the top of the forging base. A second forging groove is opened at the top of the forging base. A first forging die is arranged at the top of the second forging die. A first forging groove is opened at the bottom of the first forging die. The top of the first forging die is fixedly connected to the inside of the protective shell through a hydraulic rod.

[0008] As a preferred solution of the present utility model, a cooling assembly is provided on the side of the protective shell. The cooling assembly includes a water tank fixedly connected to the side of the protective shell, and a high-pressure pump is fixedly installed on the top of the water tank.

[0009] As a preferred solution of the present utility model, a connecting pipe is provided on the side of the high-pressure pump. One end of the connecting pipe is fixedly connected to the water inlet of the high-pressure pump, and the other end of the connecting pipe extends into the water tank.

[0010] As a preferred solution of the present utility model, a hose is provided on the top of the high-pressure pump. One end of the hose is fixedly connected to the water outlet of the high-pressure pump, and the other end of the hose extends into the protective shell.

[0011] As a preferred solution of the present utility model, the other end of the hose is fixedly connected to a sprinkling cavity, and a plurality of nozzles are provided on the side of the sprinkling cavity.

[0012] As a preferred solution of the present utility model, the side of the sprinkling cavity is fixedly connected to the inside of the protective shell through an electric telescopic rod, and a plurality of cooling plates are provided inside the water tank.

[0013] As a preferred solution of the present utility model, a water injection port is provided on the top of the water tank. A second magnetic attraction frame is fixedly connected to the top of the water injection port. A box cover is provided on the top of the second magnetic attraction frame, and a second handle is fixedly connected to the top of the box cover.

[0014] As a preferred solution of the present utility model, a first magnetic attraction frame is fixedly connected to the side of the protective shell. A box door is provided on the side of the first magnetic attraction frame, and a first handle is fixedly connected to the side of the box door.

[0015] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0016] 1. In the present utility model, by providing a forging assembly, the problems that the existing forging die is difficult to effectively position the automotive half shaft component and the operation of the forging die is cumbersome are solved. A combined forging die is used to process and position the workpiece. First, the workpiece to be processed is placed in the annular groove on the top of the forging base, and then the threaded sleeves on both sides are respectively screwed, so that the threaded rods on both sides drive the second forging die to move towards the center position until the workpiece is fixed. Then, the hydraulic rod is controlled to extend downward, so that the first forging die moves downward, thereby realizing forging, effectively improving the working quality of the automotive half shaft forging die.

[0017] 2. In the present utility model, the cooling component and the electric telescopic rod are provided to cool the forging workpiece. After one forging, the hydraulic rod is controlled to move the first forging die upward. Then, the switch of the high-pressure pump is turned on, and the water cooled by the cooling plate in the water tank is pressurized and conveyed to the sprinkling cavity through the connecting pipe and the hose, and then sprayed onto the surface of the forging workpiece through the nozzle. During the spraying process, the electric telescopic rod is controlled to expand and contract, so that the surface of the forging workpiece is evenly sprayed with cooling water, enabling the forging workpiece to be quickly formed and improving the practicability of the forging die. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is the overall schematic diagram of the present utility model;

[0019] Figure 2 is the overall internal schematic diagram of the present utility model;

[0020] Figure 3 is the schematic diagram of the forging component of the present utility model;

[0021] Figure 4 is the schematic diagram of the cooling component of the present utility model.

[0022] In the figure: 1, protective shell; 2, forging component; 3, cooling component; 4, first magnetic frame; 5, cabinet door; 6, first handle; 7, electric telescopic rod; 201, hydraulic rod; 202, first forging die; 203, first forging groove; 204, second forging die; 205, threaded rod; 206, forging base; 207, threaded sleeve; 208, fixing ring; 209, second forging groove; 301, water tank; 302, high-pressure pump; 303, water injection port; 304, second magnetic frame; 305, tank cover; 306, second handle; 307, hose; 308, sprinkling cavity; 309, nozzle; 310, connecting pipe; 311, cooling plate. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0023] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0024] Embodiment, please refer to Figures 1-4 , the present utility model provides a technical solution:

[0025] An automobile half shaft forging die, including a protective shell 1, a forging assembly 2 is arranged inside the protective shell 1, a cooling assembly 3 is arranged on the side of the protective shell 1, a water injection port 303 is arranged on the top of the water tank 301, a second magnetic attraction frame 304 is fixedly connected to the top of the water injection port 303, a box cover 305 is arranged on the top of the second magnetic attraction frame 304, a second handle 306 is fixedly connected to the top of the box cover 305, a first magnetic attraction frame 4 is fixedly connected to the side of the protective shell 1, a box door 5 is arranged on the side of the first magnetic attraction frame 4, a first handle 6 is fixedly connected to the side of the box door 5, a first magnetic attraction frame 4 is fixedly connected to the side of the protective shell 1, a box door 5 is arranged on the side of the first magnetic attraction frame 4, and a first handle 6 is fixedly connected to the side of the box door 5.

[0026] In this embodiment, as Figure 1 , Figure 2 and Figure 3 shown, the forging assembly 2 includes a forging base 206 located inside the protective shell 1, a fixing ring 208 is fixedly connected to the side of the forging base 206, a threaded sleeve 207 is rotatably connected to the outside of the fixing ring 208, a threaded rod 205 is threadedly connected to the inside of the threaded sleeve 207, a second forging die 204 is fixedly connected to the side of the threaded rod 205, the bottom of the second forging die 204 is slidably connected to the top of the forging base 206, a second forging groove 209 is opened on the top of the forging base 206, a first forging die 202 is arranged on the top of the second forging die 204, a first forging groove 203 is opened on the bottom of the first forging die 202, and the top of the first forging die 202 is fixedly connected to the inside of the protective shell 1 through a hydraulic rod 201.

[0027] Among them, by setting the forging assembly 2, the problems that the existing forging dies are difficult to effectively position the automobile half shaft components and the operation of the forging dies is cumbersome are solved. The combined forging die is used to process and position the workpiece. First, the workpiece to be processed is placed in the annular groove on the top of the forging base 206, and then the threaded sleeves 207 on both sides are respectively screwed, so that the threaded rods 205 on both sides drive the second forging die 204 to move towards the center position until the workpiece is fixed. Then, the hydraulic rod 201 is controlled to extend downward, so that the first forging die 202 moves downward, thereby realizing forging, effectively improving the working quality of the automobile half shaft forging die.

[0028] In this embodiment, as Figure 1 , Figure 2 and Figure 4As shown in the figure, the cooling component 3 includes a water tank 301 fixedly connected to the side surface of the protective shell 1. A high-pressure pump 302 is fixedly installed on the top of the water tank 301. A connecting pipe 310 is arranged on the side of the high-pressure pump 302. One end of the connecting pipe 310 is fixedly connected to the water inlet of the high-pressure pump 302, and the other end of the connecting pipe 310 extends into the water tank 301. A hose 307 is arranged on the top of the high-pressure pump 302. One end of the hose 307 is fixedly connected to the water outlet of the high-pressure pump 302, and the other end of the hose 307 extends into the protective shell 1. The other end of the hose 307 is fixedly connected to a sprinkling cavity 308. A plurality of nozzles 309 are arranged on the side of the sprinkling cavity 308. The side of the sprinkling cavity 308 is fixedly connected to the inside of the protective shell 1 through an electric telescopic rod 7. A plurality of cooling plates 311 are arranged inside the water tank 301.

[0029] Among them, the cooling of the forging workpiece is realized by setting the cooling component 3 and the electric telescopic rod 7. After one forging, control the hydraulic rod 201 to move the first forging die 202 upward. Then, turn on the switch of the high-pressure pump 302, pressurize the water cooled by the cooling plate 311 inside the water tank 301, and transport it to the sprinkling cavity 308 through the connecting pipe 310 and the hose 307. Then, spray it onto the surface of the forging workpiece through the nozzles 309. During the spraying process, control the electric telescopic rod 7 to stretch and contract, so that the surface of the forging workpiece is evenly sprayed with cooling water, enabling the forging workpiece to be quickly formed and improving the practicability of the forging die.

[0030] The working process of the present utility model: When a forging die for an automotive half shaft designed by this solution is working, first place the workpiece to be processed in the annular groove on the top of the forging base 206. Then, respectively turn the threaded sleeves 207 on both sides, so that the threaded rods 205 on both sides drive the second forging die 204 to move towards the center until the workpiece is fixed. Then, control the hydraulic rod 201 to extend downward, so that the first forging die 202 moves downward, thereby realizing forging. After one forging, control the hydraulic rod 201 to move the first forging die 202 upward. Then, turn on the switch of the high-pressure pump 302, pressurize the water cooled by the cooling plate 311 inside the water tank 301, and transport it to the sprinkling cavity 308 through the connecting pipe 310 and the hose 307. Then, spray it onto the surface of the forging workpiece through the nozzles 309. During the spraying process, control the electric telescopic rod 7 to stretch and contract, so that the surface of the forging workpiece is evenly sprayed with cooling water, enabling the forging workpiece to be quickly formed.

[0031] Although the embodiments of the present utility model have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A forging die for an automobile half-axle, comprising a protective shell (1), characterized in that: A forging assembly (2) is arranged inside the protective shell (1), and the forging assembly (2) comprises a forging base (206) located inside the protective shell (1), a fixing ring (208) is fixedly connected to the side of the forging base (206), a threaded sleeve (207) is rotatably connected to the outside of the fixing ring (208), a threaded rod (205) is threadedly connected to the inside of the threaded sleeve (207), and a second forging die (204) is fixedly connected to the side of the threaded rod (205). The bottom of the second forging die (204) is slidably connected to the top of the forging base (206), a second forging groove (209) is provided on the top of the forging base (206), a first forging die (202) is provided on the top of the second forging die (204), a first forging groove (203) is provided on the bottom of the first forging die (202), and the top of the first forging die (202) is fixedly connected to the inside of the protective shell (1) through a hydraulic rod (201).

2. The automobile half-axle forging die according to claim 1, characterized in that: A cooling assembly (3) is provided on the side of the protective shell (1), and the cooling assembly (3) comprises a water tank (301) fixedly connected to the side of the protective shell (1), and a high-pressure pump (302) is fixedly installed on the top of the water tank (301).

3. The automobile half-axle forging die according to claim 2, characterized in that: A connecting pipe (310) is provided on the side of the high-pressure pump (302), one end of the connecting pipe (310) is fixedly connected to the water inlet of the high-pressure pump (302), and the other end of the connecting pipe (310) extends into the water tank (301).

4. The automobile half-axle forging die according to claim 3, characterized in that: A hose (307) is provided on the top of the high-pressure pump (302), one end of the hose (307) is fixedly connected to the water outlet of the high-pressure pump (302), and the other end of the hose (307) extends into the protective shell (1).

5. The automobile half-axle forging die according to claim 4, characterized in that: The other end of the hose (307) is fixedly connected to a water sprinkling chamber (308), and a plurality of nozzles (309) are arranged on the side of the water sprinkling chamber (308).

6. The automobile half-axle forging die according to claim 5, characterized in that: The side of the water sprinkling chamber (308) is fixedly connected to the inside of the protective shell (1) via an electric telescopic rod (7), and a plurality of cooling plates (311) are arranged inside the water tank (301).

7. The automobile half-axle forging die according to claim 2, characterized in that: The top of the water tank (301) is provided with a water inlet (303), the top of the water inlet (303) is fixedly connected to a second magnetic frame (304), the top of the second magnetic frame (304) is provided with a box cover (305), and the top of the box cover (305) is fixedly connected to a second handle (306).

8. The automobile half-axle forging die according to claim 1, characterized in that: A first magnetic frame (4) is fixedly connected to the side of the protective shell (1), a box door (5) is arranged on the side of the first magnetic frame (4), and a first handle (6) is fixedly connected to the side of the box door (5).

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