CN113182867A - Cutting processing machine tool and processing technology of half-shaft gear for automobile differential - Google Patents
Cutting processing machine tool and processing technology of half-shaft gear for automobile differential Download PDFInfo
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- CN113182867A CN113182867A CN202110627764.3A CN202110627764A CN113182867A CN 113182867 A CN113182867 A CN 113182867A CN 202110627764 A CN202110627764 A CN 202110627764A CN 113182867 A CN113182867 A CN 113182867A
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- 238000005520 cutting process Methods 0.000 title claims abstract description 22
- 238000012545 processing Methods 0.000 title claims abstract description 15
- 238000005516 engineering process Methods 0.000 title claims description 7
- 238000003825 pressing Methods 0.000 claims abstract description 56
- 238000007514 turning Methods 0.000 claims abstract description 32
- 210000000078 claw Anatomy 0.000 claims abstract description 31
- 238000005553 drilling Methods 0.000 claims abstract description 8
- 230000007246 mechanism Effects 0.000 claims description 37
- 238000006073 displacement reaction Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 12
- 230000008569 process Effects 0.000 abstract description 12
- 238000003754 machining Methods 0.000 abstract description 11
- 239000003921 oil Substances 0.000 description 11
- 238000012546 transfer Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/02—Machine tools for performing different machining operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/02—Chucks
- B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
- B23B31/102—Jaws, accessories or adjustment means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/02—Chucks
- B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
- B23B31/12—Chucks with simultaneously-acting jaws, whether or not also individually adjustable
- B23B31/18—Chucks with simultaneously-acting jaws, whether or not also individually adjustable pivotally movable in planes containing the axis of the chuck
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/14—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass gear parts, e.g. gear wheels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P2700/00—Indexing scheme relating to the articles being treated, e.g. manufactured, repaired, assembled, connected or other operations covered in the subgroups
- B23P2700/50—Other automobile vehicle parts, i.e. manufactured in assembly lines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/10—Devices for clamping workpieces of a particular form or made from a particular material
Abstract
The invention discloses a cutting process and a machine tool of a half axle gear for an automobile differential, which comprises the following steps that firstly, a half axle gear workpiece is positioned by a tooth die, a tailstock center props against the end face of the workpiece, and the tooth back of the workpiece is turned; and step two, the half axle gear workpiece is positioned by a tooth die, the pressing claw presses the excircle of the tooth back, the excircle is turned, and drilling and boring are simultaneously carried out, so that the working efficiency is greatly improved. A lathe for machining a side gear workpiece is provided with a tool magazine and a torque tailstock, the lathe body of the lathe is in a ramp form, a cutter head can move in the X direction and the Z direction in a feeding mode, namely up and down and towards the side gear workpiece, and the torque tailstock can move in the X direction in a feeding mode. The invention relates to the technical field of automobile part processing. The novel process improves the efficiency of the traditional process and improves the productivity by boring while turning the excircle of the semi-axis gear; the device has compact structure, occupies smaller space and position and is convenient for loading and unloading workpieces.
Description
Technical Field
The invention relates to the technical field of automobile part machining, in particular to a cutting machining process and a machine tool for a half-shaft gear for an automobile differential.
Background
When the semi-axis gear for the automobile differential is produced, the traditional processing technology is as follows: firstly, positioning a half axle gear workpiece by a tooth die, and turning the tooth back of the workpiece by enabling a tailstock center to prop against the end face of the workpiece; secondly, positioning the half axle gear workpiece by a tooth die, turning the outer circle of the workpiece, and then drilling and boring; and thirdly, turning the half axle gear workpiece, clamping the excircle of the workpiece by the hollow three-jaw hydraulic chuck, and boring an inner hole at one end of the tooth surface. When a workpiece is turned in the traditional process, an inner hole at one end of a tooth surface can be bored after an outer circle is turned, so that the working time is increased, and the working efficiency is low. In view of the above drawbacks, it is necessary to design a machining process and a machine tool for a half-shaft gear for an automobile differential.
Disclosure of Invention
The invention aims to solve the problem that the traditional machining process is low in efficiency, and the designed efficient cutting machining process and device save 30% of time compared with the traditional process.
In order to achieve the purpose, the invention provides the following technical scheme:
a cutting processing machine tool for a half-axle gear for an automobile differential comprises a tool body, a spindle box and a half-axle gear workpiece, wherein a tooth die is fixedly arranged at the front end of the tool body and is convenient for fixing the end of the half-axle gear workpiece, a clamping mechanism is arranged around the tooth die and is used for clamping and fixing the half-axle gear workpiece at the front end of the tooth die through a driving mechanism, the tool body is rotatably connected with the spindle box through a transfer flange, a turning tool is arranged at the front end of the tooth die and is respectively moved in a front-back and up-down displacement mode through a first X-axis servo module and a Z-axis servo module, the accurate turning of the half-axle gear workpiece is realized through the control of a controller, a torsion tailstock is arranged right in front of the tooth die, a drill bit is arranged towards the end of the tooth die and is driven by a second X-axis servo module to move in the front-back displacement mode, the boring of the semi-axis gear workpiece is realized, and the turning tool and the drill bit simultaneously perform drilling and boring on the turning excircle of the semi-axis gear workpiece, so that the working efficiency in machining is improved, and the working time is shortened.
Three-jaw hydraulic chuck is chooseed for use to the centre gripping of work piece to the tradition, but is unstable to the centre gripping of work piece, and is preferred, clamping mechanism is including sliding the core, the inside cylindrical cavity that is equipped with of frock body, it is inside cylindrical cavity to slide core movable mounting, it installs the clamping jaw mechanism that the multiunit is annular equidistance and distributes to slide the core to rotate all around, actuating mechanism includes the gyration hydro-cylinder, gyration hydro-cylinder output is equipped with the trombone slide, the trombone slide rotates with sliding the core to be connected, the gyration hydro-cylinder drives sliding core through the trombone slide and is front-back displacement motion in frock body cylindrical cavity, the displacement drives clamping jaw mechanism around sliding the core and is fixed to the semi-axis gear work piece centre gripping on the tooth mould.
Preferably, the clamping jaw mechanism is equipped with three groups, forms triangle stable structure, the activity groove that supplies the clamping jaw mechanism activity is seted up all around to the frock body front end, and can not influence the activity of clamping jaw mechanism, clamping jaw mechanism is including pressing the arm and pressing the claw, press the arm and press claw fixed connection, the one end that presses the arm to deviate from to press the claw is connected with the rotation of sliding core through the pivot, press arm middle part and frock body front end swing joint, it is tight with the clamp of half shaft gear work piece to press the claw through pressing the arm drive during the back-and-forth movement of sliding core.
Preferably, the middle part of the pressure arm is provided with a driving hole, the driving hole is oval, a movable groove end head arranged at the front end of the tool body is fixedly provided with a limiting shaft, the limiting shaft is inserted in the driving hole, and the limiting shaft cannot obstruct the pressure arm during the movement of the sliding core.
Preferably, the pressing claw is fixed at the end of the pressing arm through a bolt, and the end of the pressing claw, which deviates from the pressing arm, is provided with a clamping tooth matched with the half-axle gear workpiece, so that the half-axle gear workpiece is clamped.
In order to guarantee the stability of the clamping mechanism, the clamping mechanism is preferable, the connecting end of the pressing claw and the pressing arm is provided with a clamping protrusion, the end head of the pressing arm is provided with a clamping groove matched with the clamping protrusion, and the bolt penetrates through the clamping protrusion and the clamping groove to fixedly connect the pressing arm and the pressing claw.
Preferably, the lathe tool tail end is connected with first X axle servo module and Z axle servo module through the blade disc, can make the lathe tool realize displacement from top to bottom and front and back.
A cutting processing technology of a half-shaft gear for an automobile differential comprises the following steps:
firstly, positioning a half axle gear workpiece by a tooth die, and turning the tooth back of the workpiece by enabling a tailstock center to prop against the end face of the workpiece;
step two, the half axle gear workpiece is positioned by a tooth die, a pressing claw presses the excircle of a tooth back, the excircle is turned, and drilling and boring are simultaneously carried out, and the two processing steps are simultaneously carried out, so that the working efficiency is greatly improved;
and thirdly, turning the half axle gear workpiece, clamping the excircle of the workpiece by the hollow three-jaw hydraulic chuck, and boring an inner hole at one end of the tooth surface.
Compared with the prior art, the cutting processing technology and the machine tool of the semi-axis gear for the automobile differential disclosed by the invention have the following advantages:
1. the novel process improves the efficiency of the traditional process and improves the productivity by boring while turning the excircle of the semi-axis gear;
2. the machine tool designed aiming at the process can simultaneously realize turning and boring of the excircle and the boring of the semi-axis gear, improves the production efficiency, and meanwhile, the equipment has compact structure and small occupied space position and is convenient for loading and unloading workpieces.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention without limiting the invention in which:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the clamping mechanism of the present invention;
fig. 3 is a schematic structural view of the connection between the pressing claw and the pressing arm in the present invention.
In the drawings:
1. a rotary oil cylinder; 2. a main spindle box; 3. pulling the tube; 4. a transfer flange; 5. a tool body; 51. a limiting shaft; 6. a sliding core; 61. a rotating shaft; 7. pressing the arm; 71. a drive aperture; 8. pressing claws; 9. a tooth die; 10. a half shaft gear workpiece; 11. turning a tool; 12. a cutter head; 13. a drill bit; 14. torsion tailstock.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a cutting machine tool of half shaft gear for automotive differential, includes tool body 5, headstock 2 and half shaft gear work piece 10, half shaft gear work piece 10 is used for automotive differential on, 5 front ends of tool body are fixed and are equipped with tooth mould 9 for the joint location of the end of half shaft gear work piece 10, tool body 5 rotates with headstock 2 through adapter flange 4 and is connected, tool body 5 is connected with 2 inside main shafts of headstock, realize tool body 5's rotation, and drive tooth mould 9 and rotate.
The periphery of the tooth die 9 is surrounded by a clamping mechanism, the clamping mechanism clamps and fixes the half axle gear workpiece 10 at the front end of the tooth die 9 through a driving mechanism, the clamping mechanism is matched with the tooth die 9 to position and fix the half axle gear workpiece 10, in order to guarantee reliable clamping, the clamping mechanism adopts a lever principle, the clamping mechanism comprises a sliding core 6, a cylindrical cavity is arranged inside the tool body 5 and is matched with the sliding core 6, the sliding core 6 is movably arranged inside the cylindrical cavity, the inner diameter of the cylindrical cavity inside the tool body 5 is the same as the diameter of the sliding core 6, lubricating oil adheres to the inner wall of the tool body 5, the stability of the movement of the sliding core 6 is guaranteed, a plurality of groups of clamping jaw mechanisms are rotatably arranged around the sliding core 6, for example, three groups of clamping jaw mechanisms which are annular are equidistantly distributed around the sliding core 6.
The periphery of the front end of the tool body 5 is provided with a movable groove for the clamping jaw mechanism to move, the clamping jaw mechanism comprises a pressing arm 7 and a pressing claw 8, the pressing arm 7 is fixedly connected with the pressing claw 8, the pressing claw 8 is fixed at the end of the pressing arm 7 through a bolt, the end of the pressing claw 8 departing from the pressing arm 7 is provided with a latch matched with a half-shaft gear workpiece 10, the connecting end of the pressing claw 8 and the pressing arm 7 is provided with a clamping bulge, the end of the pressing arm 7 is provided with a clamping groove matched with the clamping bulge, the bolt penetrates through the clamping bulge and the clamping groove to fixedly connect the pressing arm 7 and the pressing claw 8, the pressing arm 7 is inserted into the movable groove at the front end of the tool body 5, one end of the pressing arm 7 departing from the pressing claw 8 is rotatably connected with the sliding core 6 through a rotating shaft 61 and is rotatably connected with the edge of the sliding core 6, the middle part of the pressing arm 7 is movably connected with the front end of the tool body 5, the middle part of the pressing arm 7 is provided with a driving hole 71, the driving hole 71 is oval, the end of the movable groove at the front end of the tool body 5 is fixedly provided with a limiting shaft 51, the diameter of the limiting shaft 51 is equal to the minimum inner diameter of the driving hole 71, so that the limiting shaft 51 can stably slide in the driving hole 71, the limiting shaft 51 is inserted in the driving hole 71, and the sliding core 6 drives the pressing claw 8 to clamp the side gear workpiece 10 through the pressing arm 7 when moving back and forth.
The driving mechanism comprises a rotary oil cylinder 1, the rotary oil cylinder 1 is connected with a hydraulic station, the hydraulic station provides power for the rotary oil cylinder, an output end of the rotary oil cylinder 1 is provided with a pull pipe 3, the pull pipe 3 is rotatably connected with a sliding core 6, the sliding core 6 cannot fall off from the end of the pull pipe 3 and is connected through a bearing, the rotary oil cylinder 1 drives the sliding core 6 to do front-back displacement motion in a cylindrical cavity of a tool body 5 through the pull pipe 3, the sliding core 6 moves back and forth to drive a clamping jaw mechanism to clamp and fix a half axle gear workpiece 10 on a tooth die 9, and the pull pipe 3 is arranged inside a main shaft box 2.
The front end of the tooth die 9 is provided with a turning tool 11, the turning tool 11 respectively makes front and back, up and down displacement movements through a first X-axis servo module and a Z-axis servo module, the tail end of the turning tool 11 is connected with the first X-axis servo module and the Z-axis servo module through a cutter head 12, the servo module is a driving piece for the turning tool, the driving member movement servo module is only an embodiment, a torsion tailstock 14 is provided right in front of the tooth mold 9, a drill 13 is provided at the end of the torsion tailstock 14 facing the tooth mold 9, the drill 13 is fixed at the end of the torsion tailstock 14, the drill 13 drives the torsion tailstock 14 to move back and forth through the second X-axis servo module, the servo module is connected with the torsion tailstock 14 and drives a driving piece of the torsion tailstock 14, and the turning tool 11 and the drill bit 13 simultaneously drill and bore the excircle of the semi-axial gear workpiece 10, so that the machining efficiency of the semi-axial gear workpiece 10 is improved.
The invention provides a technical scheme that: a cutting processing technology of a half-shaft gear for an automobile differential comprises the following steps:
firstly, positioning a half axle gear workpiece by a tooth die, and turning the tooth back of the workpiece by enabling a tailstock center to prop against the end face of the workpiece;
positioning the half axle gear workpiece by a tooth die, pressing the excircle of the tooth back by a pressing claw, and simultaneously drilling and boring the excircle by turning;
and thirdly, turning the half axle gear workpiece, clamping the excircle of the workpiece by the hollow three-jaw hydraulic chuck, and boring an inner hole at one end of the tooth surface.
The lathe for machining the side gear workpiece is provided with a tool magazine and a torsion tailstock, the lathe body of the lathe is in a ramp form, a cutter head can move in the X direction and the Z direction in a feeding mode, namely up and down and towards the side gear workpiece, and the torsion tailstock can move in the X direction in a feeding mode.
The torsion tailstock feeds the drilling while turning the excircle of the half shaft gear workpiece, so that the drilling time is saved compared with the traditional process.
The processing time of turning the half-axle gear workpiece in the traditional process is 80 seconds, the processing time of the process is 55 seconds, the efficiency of the new process is improved by 30 percent compared with the traditional process, and the productivity is improved by 1.45 times compared with the original efficiency.
The specific working principle of the machine tool for cutting and machining a half-axle gear for an automobile differential according to the present invention will be explained in detail below:
when in processing, the clamping mechanism is in a loose state, the end of the side gear workpiece 10 is placed on the tooth die 9, the hydraulic station controls the rotary oil cylinder 1 to pull the pull pipe 3, drives the sliding core 6 to move towards the direction of the rotary oil cylinder 1, drives the pressure arm 7 to move towards the direction of the rotary oil cylinder 1, the limiting shaft 51 is arranged at one end of the driving hole 71 towards the half axle gear workpiece 10, three groups of pressure claws 8 are tightened by utilizing the lever principle, clamping and fixing the half axle gear workpiece 10, driving a cutter disc 12 and a turning tool 11 to move downwards through a driving piece, and horizontally moving towards the direction of the half axle gear workpiece 10, meanwhile, the second X-axis servo module drives the torsion tailstock 14 and the drill bit 13 to displace towards the direction of the half-axle gear workpiece 10, the main spindle box 2 drives the tool body 5 to rotate through the main spindle, thereby driving the gear die 9 and the half axle gear workpiece 10 to rotate, and the turning tool 11 and the drill bit 13 simultaneously carry out excircle cutting and boring on the half axle gear workpiece 10.
After the end cutting and boring are completed, the semi-axis gear workpiece 10 needs to be turned around, an inner hole at the other end is bored, a main shaft of the main shaft box 2 stops working, the rotary oil cylinder 1 controls the sliding core 6 to move towards the direction of the semi-axis gear workpiece 10, the clamping jaw mechanism is driven to loosen the semi-axis gear workpiece 10, the semi-axis gear workpiece 10 is turned around, the rotary oil cylinder 1 is controlled to clamp the semi-axis gear workpiece 10 again, and the drill bit 13 moves towards the semi-axis gear workpiece 10 to bore the semi-axis gear workpiece 10, so that the machining is completed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a cutting machine tool of half shaft gear for differential, includes frock body (5), headstock (2), its characterized in that: the tool body (5) is rotatably connected with a spindle box (2) through an adapter flange (4), a tooth die (9) is fixedly arranged at the front end of the tool body (5), a clamping mechanism is arranged around the tooth die (9), the clamping mechanism clamps and fixes a half-axle gear workpiece (10) at the front end of the tooth die (9) through a driving mechanism, a turning tool (11) is arranged at the front end of the tooth die (9), the turning tool (11) respectively performs front-back and up-down displacement motion through a first X-axis servo module and a Z-axis servo module, a torsion tailstock (14) is arranged right in front of the tooth die (9), a drill bit (13) is arranged at the end of the torsion tailstock (14) facing the tooth die (9), the drill bit (13) drives the torsion tailstock (14) to perform front-back displacement motion through a second X-axis servo module, and the drill bit (13) drills the half-axle gear workpiece (10) while turning excircle, And (6) boring.
2. The cutting machine tool for the half-shaft gear of the automobile differential according to claim 1, characterized in that: clamping mechanism is including smooth core (6), the inside cylindrical cavity that is equipped with of frock body (5), smooth core (6) movable mounting is inside cylindrical cavity, smooth core (6) rotate all around and install multiunit clamping jaw mechanism, actuating mechanism includes rotary cylinder (1), rotary cylinder (1) output is equipped with trombone slide (3), trombone slide (3) rotate with smooth core (6) and are connected, rotary cylinder (1) drive smooth core (6) through trombone slide (3) and do the front and back displacement motion in frock body (5) cylindrical cavity, smooth core (6) back-and-forth movement drives clamping jaw mechanism and fixes semi-axis gear work piece (10) centre gripping on tooth mould (9).
3. The cutting machine tool for the half-shaft gear of the automobile differential according to claim 2, characterized in that: three groups of clamping jaw mechanisms are equidistantly distributed around the sliding core (6).
4. The cutting machine tool for the half-shaft gear of the automobile differential according to claim 2, characterized in that: the movable groove that supplies clamping jaw mechanism activity is seted up all around to tool body (5) front end, clamping jaw mechanism is including pressing arm (7) and pressing claw (8), press arm (7) and pressing claw (8) fixed connection, the one end that presses arm (7) to deviate from pressing claw (8) is connected with smooth core (6) rotation through pivot (61), press arm (7) middle part and tool body (5) front end swing joint, it presses claw (8) to drive through pressing arm (7) when smooth core (6) back-and-forth movement and presss from both sides tight with semi-axis gear work piece (10).
5. The cutting machine tool for the half-shaft gear of the automobile differential according to claim 4, characterized in that: the middle of the pressure arm (7) is provided with a driving hole (71), the driving hole (71) is oval, a movable groove end head arranged at the front end of the tool body (5) is fixedly provided with a limiting shaft (51), and the limiting shaft (51) is inserted into the driving hole (71).
6. The cutting machine tool for the half-shaft gear of the automobile differential according to claim 4, characterized in that: the pressing claw (8) is fixed at the end of the pressing arm (7) through a bolt, and the end of the pressing claw (8) departing from the pressing arm (7) is provided with a latch matched with the half axle gear workpiece (10).
7. The cutting machine tool for the half-shaft gear of the automobile differential according to claim 6, characterized in that: the pressing claw (8) is provided with a clamping protrusion at the connecting end of the pressing arm (7), the corresponding end of the pressing arm (7) is provided with a clamping groove matched with the clamping protrusion, the bolt penetrates through the clamping protrusion and the clamping groove, and the pressing arm (7) and the pressing claw (8) are fixedly connected.
8. The cutting machine tool for the half-shaft gear of the automobile differential according to claim 1, characterized in that: the tail end of the turning tool (11) is connected with the first X-axis servo module and the Z-axis servo module through the cutter head (12).
9. A cutting processing technology of a half-shaft gear for an automobile differential is characterized by comprising the following steps:
firstly, positioning a half axle gear workpiece by a tooth die, and turning the tooth back of the workpiece by enabling a tailstock center to prop against the end face of the workpiece;
positioning the half axle gear workpiece by a tooth die, pressing the excircle of the tooth back by a pressing claw, and simultaneously drilling and boring the excircle by turning;
and thirdly, turning the half axle gear workpiece, clamping the excircle of the workpiece by the hollow three-jaw hydraulic chuck, and boring an inner hole at one end of the tooth surface.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110627764.3A CN113182867A (en) | 2021-06-05 | 2021-06-05 | Cutting processing machine tool and processing technology of half-shaft gear for automobile differential |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110627764.3A CN113182867A (en) | 2021-06-05 | 2021-06-05 | Cutting processing machine tool and processing technology of half-shaft gear for automobile differential |
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| CN113182867A true CN113182867A (en) | 2021-07-30 |
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| CN202110627764.3A Pending CN113182867A (en) | 2021-06-05 | 2021-06-05 | Cutting processing machine tool and processing technology of half-shaft gear for automobile differential |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113732712A (en) * | 2021-08-11 | 2021-12-03 | 晋江市成达齿轮有限公司 | High-rotation material gear motor shaft production device and manufacturing method thereof |
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2021
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|---|---|---|---|---|
| GB1065095A (en) * | 1963-09-11 | 1967-04-12 | Kurt Graf Blucher Von Wahlstat | Chuck for bevel gears |
| US5251510A (en) * | 1991-09-17 | 1993-10-12 | Dana Corporation | Ring gear fixture and machining process therefor |
| CN102357790A (en) * | 2011-09-09 | 2012-02-22 | 江苏飞船股份有限公司 | Open type thin-wall lining pressing fixture |
| CN102689194A (en) * | 2012-05-28 | 2012-09-26 | 周卫星 | Positioning fixture for comprehensive metal machining for differential gear blank of differential mechanism |
| CN203726172U (en) * | 2013-12-28 | 2014-07-23 | 青岛三星精锻齿轮有限公司 | Finish turning clamp of full function lathe of finish forging differential bevel gear |
| CN105345562A (en) * | 2015-12-14 | 2016-02-24 | 天津市增益达精锻齿轮科技有限公司 | Finish turning clamp for bevel planet gear of differential mechanism |
| CN107971800A (en) * | 2017-12-26 | 2018-05-01 | 江苏太平洋精锻科技股份有限公司 | Automobile half axle gear sphere lathe finish fixture |
| CN111790953A (en) * | 2019-04-04 | 2020-10-20 | 克林格伦贝格股份公司 | Clamping device with surface contact |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113732712A (en) * | 2021-08-11 | 2021-12-03 | 晋江市成达齿轮有限公司 | High-rotation material gear motor shaft production device and manufacturing method thereof |
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