Shaft end forging equipment for half shaft

Abstract

Shaft end forging equipment of a half shaft comprises a base table, a buckling and positioning machining table device is installed on the upper surface of the base table, a workpiece containing notch is formed in the side portion of the base table, a rotating installation base is installed at the bottom of the workpiece containing notch, and the buckling and positioning machining table device is communicated with the workpiece containing notch. The top of the base table is further provided with a set of sliding limiting installation columns, the tops of the sliding limiting installation columns are provided with pressure driving machines, and the middles of the sliding limiting installation columns are provided with balance weight stamping installation upsets and movable mold installation plate structures in a sliding mode from top to bottom. The balance weight stamping installation upset is connected with the output end of the pressure driver, a punch structure is detachably installed on the lower surface of the balance weight stamping installation upset, and a thick end die structure is detachably installed in the middle of the movable die installation plate structure. The semi-shaft forging and pressing device can enable semi-shaft forging and pressing to be more stable and efficient, operation is easy, and machining efficiency is high.

Description

Technical Field

[0001] The utility model belongs to the technical field of half-axle processing, and in particular relates to a half-axle shaft end forging device. Background Art

[0002] The half shaft, also called the drive shaft, is the shaft that connects the differential to the drive wheel. The half shaft is the shaft that transmits torque between the gearbox reducer and the drive wheel. There is a universal joint at each end, which is connected to the reducer gear and the inner ring of the hub bearing through the spline on the universal joint. The outer end of the half shaft has a flange, so the half shaft needs to be upset. However, the half shaft is long, and it is not easy to place and process only the upsetting end.

[0003] In the prior art, the patent document with the announcement number CN 111745126 A discloses an automatic feeding device for forging the end of a half-axle, which includes a flip plate, a limit sleeve, a clamping mechanism and a support column arranged on the flip plate, and a second cylinder for driving the flip plate to reciprocate around the center line of the rotating shaft. The clamping mechanism includes a bracket, a rectangular frame arranged on the bracket, a clamping jaw, a left transmission plate, a right transmission plate and a first cylinder for driving the clamping jaw. The above scheme automatically feeds the half-axle into the forging machine instead of manually. Its structure occupies a large space, which further affects the processing space of the half-axle, and cannot solve the problem of stable placement of the end of the half-axle during forging processing. It is a technical problem that needs to be solved urgently to make the forging processing of the half-axle more stable and efficient, and simple to operate. Utility Model Content

[0004] 1. Technical Problems Solved

[0005] In view of the deficiencies in the prior art, the utility model provides a half-axle shaft end forging device which can make the half-axle forging process more stable and efficient, and has simple operation and high processing efficiency.

[0006] 2. Specific technical solutions

[0007] A half-axle shaft end forging device comprises a base table, a snap-fitting positioning processing table device is installed on the upper surface of the base table, a workpiece placement slot is opened on the side of the base table, a rotating mounting seat is installed at the bottom of the workpiece placement slot, the snap-fitting positioning processing table device is connected with the workpiece placement slot, and the rotating mounting seat is aligned with the snap-fitting positioning processing table device, and a group of sliding limit mounting columns are also arranged on the top of the base table, a pressure driving machine is installed on the top of the sliding limit mounting columns, a counterweight stamping mounting upsetting and a movable die mounting plate structure are slidably installed from top to bottom in the middle of the sliding limit mounting columns, the counterweight stamping mounting upsetting is connected to the output end of the pressure driving machine, a punch structure is detachably installed on the lower surface of the counterweight stamping mounting upsetting, a rough end die structure is detachably installed in the middle of the movable die mounting plate structure, and the punch structure is aligned with the rough end die structure.

[0008] Preferably: the snap-fit ​​positioning processing table device includes a fixed half table, a movable half table and a snap-fit ​​driving mechanism, the fixed half table is fixedly arranged on the upper edge of the workpiece placement slot, one side of the movable half table is rotatably connected to the movable half table, the output end of the snap-fit ​​driving mechanism is rotatably connected to the outer side of the movable half table, and is used to control the rotation of the movable half table and snap-fit ​​with the fixed half table, and a half-axis accommodating through hole is provided in the middle part of the fixed half table and the movable half table when in the snap-fit ​​state.

[0009] Preferably, the pressure drive mechanism and the snap-fit ​​drive mechanism are both hydraulic cylinder controlled drive mechanisms or pneumatic cylinder controlled drive mechanisms.

[0010] Preferably: the rotating mounting seat includes a rotating shaft seat, a rotating shaft and a half-shaft mounting support, the two ends of the rotating shaft are rotatably mounted on the rotating shaft seat, the upper and lower ends of the half-shaft mounting support have an upper mounting groove and a lower mounting groove, a mounting rod is provided in the middle of the rotating shaft, and the half-shaft mounting support is mounted on the mounting rod through the lower mounting hole groove.

[0011] As a preferred embodiment, four sliding limit installation columns form a group of sliding limit installation columns, and the four sliding limit installation columns are respectively arranged at four edge corners of the base platform.

[0012] Preferably: a T-slot structure is evenly opened on the lower surface of the counterweight stamping mounting upsetting, the punch structure comprises a punch and a mounting plate frame, the punch is arranged at the center of the mounting plate frame, and the punch is arranged downward, a plurality of mounting holes are arranged on the mounting plate frame, and the mounting holes are evenly distributed around the punch, a bolt structure is installed in the mounting hole, and the bolt structure cooperates with the T-slot structure.

[0013] Preferably, the movable mold mounting plate structure includes a driving hydraulic cylinder and a mold mounting plate, the driving hydraulic cylinder is arranged in a counterweight stamping mounting upsetting, the mold mounting plate is connected to the output end of the driving hydraulic cylinder, and the mold mounting plate has a sliding hole that slides with a sliding limit mounting column, and the rough end mold structure is installed in the middle of the mold mounting plate.

[0014] The beneficial effects of the utility model are as follows: the semi-axle to be processed is tilted and placed in the rotating mounting seat, which is convenient for the operation of placing the semi-axle, and then the rotating mounting seat is rotated to an upright position, that is, close to the position of the semi-axle accommodating through hole of the fixed half-table, and the movable half-table is controlled to rotate by the buckling driving mechanism to cooperate with the fixed half-table to move the fixed semi-axle close to the processing area, which is convenient for the placement and stable fixation of the long rod-shaped semi-axle; then the movable mold mounting plate structure moves downward along the sliding limit mounting column until the rough end mold structure completely accommodates the end portion of the semi-axle to be processed, that is, the bottom end of the rough end mold structure completely overlaps with the top ends of the movable half-table and the fixed half-table, and finally the pressure driving machine controls the counterweight stamping installation upsetting along the sliding limit The mounting column moves downward, driving the punch structure to align with the die cavity of the rough end die structure to complete the stamping and forging process, which is more stable and efficient. Similarly, when removing the processed half-shaft workpiece, the pressure driving machine indirectly drives the punch structure to disengage, and the movable die mounting plate structure drives the rough end die structure to move upward, that is, the demolding is completed, the movable half-table opens, and the lower part of the half-shaft is held and the half-shaft is taken out by rotating the mounting seat and tilting, and then the next half-shaft to be processed is installed, and the cycle is repeated, the operation is more convenient and the processing efficiency is high; by installing the plug rod, different half-shaft mounting supports can be detached and replaced, and the rough end die structure can be detached and replaced, which can be suitable for processing half-shafts of different lengths and half-shafts with different processing requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model.

[0016] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model as a whole.

[0017] Figure 3 It is a schematic diagram of the cross-sectional structure of the rotating mounting seat in the utility model.

[0018] In the figure: base table 1; snap-fit ​​positioning processing table device 2; rotating mounting seat 3; sliding limit mounting column 4; pressure driving machine 5; counterweight stamping mounting upsetting 6; movable die mounting plate structure 7; punch structure 8; butt end die structure 9;

[0019] Workpiece placement slot 11; fixed half platform 21; movable half platform 22; snap-fit ​​drive mechanism 23; rotating shaft seat 31; rotating shaft 32; half-shaft mounting support 33; mounting plug rod 34;

[0020] T-slot structure 61; punch 81; mounting plate frame 82; driving hydraulic cylinder 71; die mounting plate 72. DETAILED DESCRIPTION

[0021] The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making a clearer and more definite definition of the protection scope of the present invention.

[0022] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0023] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", and "connect" 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 direct connection, it can be connected through an intermediate medium, and it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] Example:

[0025] like Figure 1 , Figure 2 and Figure 3 As shown: a half-axle shaft end forging equipment is provided with a base table 1, a snap-fit ​​positioning processing table device 2 is installed on the upper surface of the base table 1, a workpiece placement slot 11 is opened on the side of the base table 1, a rotating mounting seat 3 is installed at the bottom of the workpiece placement slot 11, the snap-fit ​​positioning processing table device 2 is connected with the workpiece placement slot 11, and the rotating mounting seat 3 is aligned with the snap-fit ​​positioning processing table device 2, and a group of sliding limit mounting columns 4 are also provided on the top of the base table 1, four sliding limit mounting columns 4 form a group of sliding limit mounting columns 4, and the four sliding limit mounting columns 4 are respectively arranged at the four edge corners of the base table 1, or two sliding limit mounting columns 4 can form a group of sliding limit mounting columns 4, which are arranged at diagonal positions.

[0026] A pressure driving machine 5 is installed on the top of the sliding limit mounting column 4, and a counterweight stamping mounting upsetting 6 and a movable die mounting plate structure 7 are slidably installed from top to bottom in the middle of the sliding limit mounting column 4. The counterweight stamping mounting upsetting 6 is connected to the output end of the pressure driving machine 5. A punch structure 8 is detachably installed on the lower surface of the counterweight stamping mounting upsetting 6, and a rough end die structure 9 is detachably installed in the middle of the movable die mounting plate structure 7. The punch structure 8 is aligned with the rough end die structure 9.

[0027] The above-mentioned snap-fit ​​positioning processing table device 2 includes a fixed half table 21, a movable half table 22 and a snap-fit ​​driving mechanism 23. The fixed half table 21 is fixedly arranged on the upper edge of the workpiece placement slot 11, and one side of the movable half table 22 is rotatably connected to the movable half table 22. The output end of the snap-fit ​​driving mechanism 23 is rotatably connected to the outer side surface of the movable half table 22, and is used to control the rotation of the movable half table 22 to snap with the fixed half table 21, and a half-axis accommodating through hole is provided in the middle of the fixed half table 21 and the movable half table 22 in the snap-fit ​​state.

[0028] The pressure driving machine 5 and the buckle driving mechanism 23 are both hydraulic cylinder controlled driving mechanisms or pneumatic cylinder controlled driving mechanisms.

[0029] The above-mentioned rotating mounting seat 3 includes a rotating shaft seat 31, a rotating shaft 32 and a half-shaft mounting support 33. Both ends of the rotating shaft 32 are rotatably mounted on the rotating shaft seat 31. The upper and lower ends of the half-shaft mounting support 33 have an upper mounting groove and a lower mounting groove. A mounting plug rod 34 is arranged in the middle of the rotating shaft 32. The half-shaft mounting support 33 is installed on the mounting plug rod 34 through the lower mounting hole groove. An elastic steel ball structure is also arranged on the inner wall of the lower mounting groove. A corresponding groove is arranged on the mounting plug rod 34. The groove and the elastic steel ball structure are clamped together and will not fall off easily, but can be fallen off by strong extraction. Replacing the rotating shaft seat 31 of different heights can be suitable for processing half shafts of different lengths, and the height of the rotating shaft seat 31 can also be directly adjusted by threaded rotation.

[0030] A T-slot structure 61 is evenly opened on the lower surface of the counterweight stamping mounting upset 6. The punch structure 8 has a punch 81 and a mounting plate frame 82. The punch 81 is arranged in the center of the mounting plate frame 82, and the punch 81 is arranged downward. A plurality of mounting holes are arranged on the mounting plate frame 82, and the mounting holes are evenly distributed around the punch 81. Bolt structures are installed in the mounting holes, and the bolt structures cooperate with the T-slot structure 61.

[0031] The above-mentioned movable mold mounting plate structure 7 includes a driving hydraulic cylinder 71 and a mold mounting plate 72. The driving hydraulic cylinder 71 is arranged in the counterweight stamping mounting upset 6. The mold mounting plate 72 is connected to the output end of the driving hydraulic cylinder 71, and the mold mounting plate 72 has a sliding hole that slides with the sliding limit mounting column 4. The thick end mold structure 9 is detachably mounted in the middle of the mold mounting plate 72 through a bolt structure, and the corresponding position in the middle of the mold mounting plate 72 has a through hole.

[0032] The principle is as follows: the semi-axle to be processed is tilted and placed into the rotating mounting seat 3 to facilitate the placement of the semi-axle, and then the rotating mounting seat 3 is rotated to an upright position, that is, close to the position of the semi-axle accommodating through hole of the fixed half-table 21, and the movable half-table 22 is controlled to rotate and cooperate with the fixed half-table 21 to close to the position of the fixed semi-axle close to the processing area through the buckling driving mechanism 23, so as to facilitate the placement and stable fixation of the long rod-shaped semi-axle; then the movable mold mounting plate structure 7 moves downward along the sliding limit mounting column 4 until the rough end mold structure 9 completely accommodates the end of the semi-axle to be processed, that is, the bottom end of the rough end mold structure 9 is completely overlapped with the top of the movable half-table 22 and the fixed half-table 21. The mold is then moved back and forth between the workpiece and the workpiece, and a bayonet structure can be provided to facilitate the combination. Finally, the pressure driving machine 5 controls the counterweight stamping installation upset 6 to move downward along the sliding limit installation column 4, driving the punch structure 8 to align with the die cavity of the rough end mold structure 9 to complete the stamping and forging process, thereby being more stable and efficient. Similarly, when removing the processed half-axle workpiece, the pressure driving machine 5 indirectly drives the punch structure 8 to disengage, and the movable mold mounting plate structure 7 drives the rough end mold structure 9 to move upward, that is, the demolding is completed, the movable half-stage 22 is opened, the lower part of the half-axle is held, and the half-axle is taken out by rotating the mounting seat 3 to tilt, and then the next half-axle to be processed is installed, and the cycle is repeated, the operation is more convenient, and the processing efficiency is high.

[0033] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention shall be defined by the appended claims.

Claims

1. A half-axle end forging device, characterized in that: The invention comprises a base platform (1), a buckle positioning processing platform device (2) is installed on the upper surface of the base platform (1), a workpiece placement slot (11) is opened on the side of the base platform (1), a rotating mounting seat (3) is installed at the bottom of the workpiece placement slot (11), the buckle positioning processing platform device (2) and the workpiece placement slot (11) are connected, and the rotating mounting seat (3) is aligned with the buckle positioning processing platform device (2), and a group of sliding limit mounting columns (4) are also arranged on the top of the base platform (1), and the sliding limit mounting column (4) is provided. A pressure driving machine (5) is installed on the top of the column (4); a counterweight punching installation upsetting (6) and a movable die mounting plate structure (7) are slidably installed from top to bottom in the middle of the sliding limit installation column (4); the counterweight punching installation upsetting (6) is connected to the output end of the pressure driving machine (5); a punch structure (8) is detachably installed on the lower surface of the counterweight punching installation upsetting (6); a rough end die structure (9) is detachably installed in the middle of the movable die mounting plate structure (7); and the punch structure (8) is arranged to align with the rough end die structure (9).

2. The axle end forging equipment of the half shaft according to claim 1, characterized in that: The snap-fit ​​positioning processing table device (2) comprises a fixed half table (21), a movable half table (22) and a snap-fit ​​driving mechanism (23); the fixed half table (21) is fixedly arranged on the upper edge of the workpiece placement slot (11); a side of the movable half table (22) is rotationally connected to the movable half table (22); an output end of the snap-fit ​​driving mechanism (23) is rotationally connected to the outer side of the movable half table (22) for controlling the movable half table (22) to rotate and snap-fit ​​with the fixed half table (21); and a half-axis accommodating through hole is provided in the middle of the fixed half table (21) and the movable half table (22) in the snap-fit ​​state.

3. The axle end forging equipment of the half shaft according to claim 2, characterized in that: The pressure drive machine (5) and the snap-fit ​​drive mechanism (23) are both hydraulic cylinder controlled drive mechanisms or pneumatic cylinder controlled drive mechanisms.

4. The axle end forging equipment of the half shaft according to claim 1, 2 or 3, characterized in that: The rotating mounting seat (3) comprises a rotating shaft seat (31), a rotating shaft (32) and a half-shaft mounting support (33); both ends of the rotating shaft (32) are rotatably mounted on the rotating shaft seat (31); the half-shaft mounting support (33) has an upper mounting groove and a lower mounting groove at the upper and lower ends; a mounting plug rod (34) is arranged in the middle of the rotating shaft (32); and the half-shaft mounting support (33) is mounted on the mounting plug rod (34) through the lower mounting hole groove.

5. The axle end forging equipment of the half shaft according to claim 4, characterized in that: The four sliding limit installation columns (4) form a group of sliding limit installation columns (4), and the four sliding limit installation columns (4) are respectively arranged at four edge corners of the base platform (1).

6. The axle end forging equipment of the half shaft according to any one of claims 1 to 3 or 5, characterized in that: The counterweight punch mounting upset (6) has a T-slot structure (61) evenly formed on its lower surface. The punch structure (8) comprises a punch (81) and a mounting plate frame (82). The punch (81) is arranged at the center of the mounting plate frame (82) and is arranged downward. The mounting plate frame (82) has a plurality of mounting holes evenly distributed around the punch (81). Bolt structures are installed in the mounting holes and the bolt structures cooperate with the T-slot structure (61).

7. The axle end forging equipment of the half shaft according to any one of claims 1 to 3 or 5, characterized in that: The movable die mounting plate structure (7) comprises a driving hydraulic cylinder (71) and a die mounting plate (72); the driving hydraulic cylinder (71) is arranged in a counterweight stamping mounting upset (6); the die mounting plate (72) is connected to the output end of the driving hydraulic cylinder (71); and the die mounting plate (72) has a sliding hole that is slidably matched with a sliding limit mounting column (4); and the rough end die structure (9) is mounted in the middle of the die mounting plate (72).

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