CN112743136A - Semi-axis outer end face tooth processingequipment - Google Patents
Semi-axis outer end face tooth processingequipment Download PDFInfo
- Publication number
- CN112743136A CN112743136A CN202110171769.XA CN202110171769A CN112743136A CN 112743136 A CN112743136 A CN 112743136A CN 202110171769 A CN202110171769 A CN 202110171769A CN 112743136 A CN112743136 A CN 112743136A
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- positioning
- workpiece support
- shaft
- workpiece
- flange plate
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- 238000003825 pressing Methods 0.000 claims abstract description 37
- 238000003754 machining Methods 0.000 claims abstract description 29
- 238000003801 milling Methods 0.000 claims abstract description 28
- 210000003781 tooth socket Anatomy 0.000 claims description 7
- 238000002788 crimping Methods 0.000 claims description 2
- 210000000078 claw Anatomy 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C9/00—Details or accessories so far as specially adapted to milling machines or cutter
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C3/00—Milling particular work; Special milling operations; Machines therefor
- B23C3/28—Grooving workpieces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F23/00—Accessories or equipment combined with or arranged in, or specially designed to form part of, gear-cutting machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F23/00—Accessories or equipment combined with or arranged in, or specially designed to form part of, gear-cutting machines
- B23F23/02—Loading, unloading or chucking arrangements for workpieces
- B23F23/06—Chucking arrangements
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear Processing (AREA)
Abstract
The invention discloses a device for processing teeth on the outer end face of a half shaft, wherein the half shaft penetrates through and is inserted into a workpiece support, a positioning pin is detachably inserted into a positioning hole of the workpiece support, the positioning pin is inserted into a through hole in a flange plate of the half shaft when positioning is needed, the flange plate is circumferentially positioned on the workpiece support through the positioning pin, and each group of tooth grooves are respectively positioned through at least two positioning pins when being processed; the pressing block is arranged on the workpiece support and used for pressing and connecting the outer end face of the flange plate and limiting the axial position of the flange plate; the hobbing cutter is driven by the driving device to rotate, the milling device and the workpiece clamp relatively linearly translate during machining, cylindrical cutter teeth on the outer surface of the hobbing cutter mill the outer end of the flange, and a plurality of groups of cylindrical cutter teeth are arranged on the hobbing cutter, so that a group of tooth grooves can be formed by one-time machining, and the machining efficiency is improved; when the flange plate is used for processing two groups of tooth grooves, the positioning pin is used for positioning, so that the positioning precision can be ensured, and the processing precision is improved.
Description
Technical Field
The invention relates to the technical field of machining, in particular to a device for machining half-axle outer end face teeth.
Background
The half shaft is also called a driving shaft and is a shaft for transmitting torque between the variable box and the driving wheel, a flange is arranged at one end of the half shaft, two groups of tooth grooves need to be processed on the outer end face of the flange, all teeth of each group of tooth grooves are parallel to each other, and the two groups of tooth grooves are arranged in a mutually crossed manner.
In the prior art, when two groups of tooth sockets are machined, a half shaft is firstly inserted into a chuck, the chuck has different structures such as three claws, four claws and the like, the chuck can rotate to adjust the angle of the half shaft, the tooth sockets are fixedly milled at two corresponding angles, and the angles need to be calibrated twice when the two groups of tooth sockets are machined; when a plurality of teeth of each group of tooth grooves are machined, the teeth are machined one by one, and the tool is required to be adjusted every time, so that the depth of each tooth is easily inconsistent, the machining precision is low, and the product quality is unstable; and the processing efficiency is low and the cost is high.
For those skilled in the art, how to improve the machining precision of the end face teeth and improve the machining efficiency is a technical problem to be solved at present.
Disclosure of Invention
The invention provides a device for processing semi-axle outer end face teeth, which can improve the processing precision of end face teeth and the processing efficiency, and has the following specific scheme:
the machining device for the outer end face teeth of the half shaft comprises a workpiece clamp and a milling device, wherein the workpiece clamp comprises a workpiece support, a positioning pin and a pressing block, the half shaft penetrates through and is inserted into the workpiece support, the positioning pin is detachably inserted into a positioning hole of the workpiece support, the positioning pin can be inserted into a through hole in a flange plate of the half shaft for circumferential positioning, and each set of tooth grooves are respectively positioned by at least two positioning pins when being machined;
the pressing block is arranged on the workpiece support and used for crimping the outer end face of the flange plate;
the milling device comprises a milling support, a hob is rotatably arranged on the milling support, and the hob is driven to rotate by a driving device; a plurality of groups of columnar cutter teeth are arranged on the outer surface of the hob;
the milling device and the workpiece clamp can be translated relatively along a straight line for milling.
Optionally, the pressing block is rotatably arranged on the workpiece support through a rotating pin, the axial direction of the rotating pin is parallel to the axial line of the half shaft, and the pressing block positions or loosens the half shaft through rotation.
Optionally, a positioning ring is arranged on the workpiece support and is used for contacting with the inner end face of the flange plate, and the positioning ring and the pressing block are respectively pressed on two end faces of the flange plate;
the half shaft is inserted in the positioning ring, and the positioning ring can move relative to the workpiece support along the axial direction of the half shaft to apply jacking force to the flange plate.
Optionally, the workpiece support is provided with a cantilever, and the half shaft is vertically inserted into the cantilever of the workpiece support.
Optionally, a jacking sleeve is arranged on the workpiece support, the outer wall of the jacking sleeve is in threaded fit with the workpiece support, and the jacking sleeve exerts jacking force on the positioning ring.
Optionally, the rotation pin is connected to the workpiece support through the positioning ring.
Optionally, the workpiece support is mounted on a base, and a positioning groove is formed in the base and is a groove with a small opening and a large bottom;
the workpiece support can transversely translate relative to the base along the positioning groove and is fixedly positioned through bolts.
Optionally, the hob is mounted on a hob shaft, and a top sleeve is sleeved on the periphery of the hob shaft and used for limiting the axial position of the hob.
Optionally, the flange is circumferentially positioned by two positioning pins, and axially positioned by four pressing blocks.
The invention provides a half shaft outer end face tooth processing device, wherein a half shaft penetrates through and is inserted on a workpiece support, a positioning pin is detachably inserted in a positioning hole of the workpiece support, the positioning pin is inserted into a through hole in a flange plate of the half shaft when positioning is needed, the flange plate is circumferentially positioned on the workpiece support through the positioning pin, and each group of tooth grooves are respectively positioned through at least two positioning pins when being processed; the pressing block is arranged on the workpiece support and used for pressing and connecting the outer end face of the flange plate and limiting the axial position of the flange plate; the hobbing cutter is driven by the driving device to rotate, the milling device and the workpiece clamp relatively linearly translate during machining, cylindrical cutter teeth on the outer surface of the hobbing cutter mill the outer end of the flange, and a plurality of groups of cylindrical cutter teeth are arranged on the hobbing cutter, so that a group of tooth grooves can be formed by one-time machining, and the machining efficiency is improved; when the flange plate is used for processing two groups of tooth grooves, the positioning pin is used for positioning, so that the positioning precision can be ensured, and the processing precision is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic axial view of a half-axle external end face tooth machining device provided by the invention;
FIG. 2 is a front sectional view of the half-shaft outer end face tooth machining device of the present invention;
FIG. 3 is a partial schematic structural view of the axle shaft;
FIG. 4 is an enlarged view of a portion X of FIG. 1;
fig. 5 is a partially enlarged view of the portion Y in fig. 2.
The figure includes:
the device comprises a workpiece clamp 1, a workpiece support 11, a positioning pin 12, a pressing block 13, a rotating pin 131, a positioning ring 14, a jacking sleeve 15, a milling device 2, a milling support 21, a hob 22, a cutter shaft 23, a jacking sleeve 24, a base 3 and a positioning groove 31.
Detailed Description
The core of the invention is to provide a half shaft outer end face tooth processing device which can improve the processing precision of end face teeth and the processing efficiency.
In order to make those skilled in the art better understand the technical solution of the present invention, the following detailed description will be made on the half-shaft outer end face tooth machining device according to the present invention with reference to the accompanying drawings and the specific embodiments.
The invention provides a half-shaft outer end face tooth processing device which comprises a workpiece clamp 1 and a milling device 2, as shown in figure 1, the device is used for measuring the shaft of the half-shaft outer end face tooth processing device, and figure 2 is a sectional view of the half-shaft outer end face tooth processing device in the front view direction; FIG. 3 is a partial schematic view of the half shaft. In the drawing, a represents a half shaft, and two sets of intersecting splines are provided on the outer end face of a flange thereof.
The workpiece fixture 1 and the milling device 2 are respectively composed of a plurality of components, wherein the workpiece fixture 1 comprises a workpiece support 11, a positioning pin 12 and a pressing block 13, a half shaft penetrates through and is inserted in the workpiece support 11, the workpiece support 11 provides support for the half shaft, the positioning pin 12 is detachably inserted in a positioning hole of the workpiece support 11, and the positioning pin 12 and the workpiece support 11 are kept relatively fixed; and the positioning pin 12 can be inserted into the through hole on the flange plate of the half shaft for circumferential positioning, and during positioning, the positioning pin 12 sequentially passes through the through hole of the flange plate and the positioning hole on the workpiece support 11, is inserted and fixed with the positioning hole, and defines a specific angle for the flange plate. The locating device is characterized in that the locating device is at least located through two locating pins 12 when each group of tooth sockets are processed, the flange plate is located through the circumferential angles of the locating flange plates of the two locating pins 12, the flange plate cannot rotate circumferentially completely, the flange plate is kept at the uniquely determined angular position, the workpiece support 11 cannot rotate, the angle is adjusted through the rotation of the half shaft relative to the workpiece support 11, the relative positions of the locating pins 12 and the workpiece support 11 are kept fixed after the installation, the flange plate of the half shaft can be accurately limited in a specific angular range, the angle is accurate when the two groups of tooth sockets are processed, and the included angle of the two groups of tooth sockets is accurate.
The pressing block 13 is installed on the workpiece support 11, the pressing block 13 is used for being in compression joint with the outer end face of the flange, the inner end of the flange faces the workpiece support 11, the outer end face of the flange is in contact with the pressing block 13, the pressing block 13 provides axial blocking for the flange, and the axial position of the half shaft is limited. The pressing block 13 is a plurality of independent limiting points and is in contact with the peripheral edge of the flange plate, so that normal milling is not influenced.
The milling device 2 comprises a milling support 21, a hob 22 is rotatably arranged on the milling support 21, and the hob 22 is driven by a driving device to rotate; as shown in fig. 4, which is a partial enlarged view of the portion X in fig. 1; FIG. 5 is an enlarged view of a portion Y of FIG. 2; the surface of hobbing cutter 22 sets up the cylindrical sword tooth of multiunit, and every group sword tooth is the annular structure of round, and a plurality of parallel arrangement's sword tooth constitutes whole hobbing cutter 22's appearance jointly, because hobbing cutter 22 has the sword tooth of a plurality of parallels, corresponds a set of tooth's socket of disposable milling process on the ring flange, forms a plurality of terminal surface teeth, has improved machining efficiency to guarantee the height of each tooth of a set of tooth's socket and equal, avoid the problem of size inequality.
During specific milling, the half shaft is installed on a workpiece support 11, the circumferential position is limited through a positioning pin 12, the axial position of the outer end face is limited through a pressing block 13, and after the positioning is finished, the milling device 2 and the workpiece clamp 1 perform relative linear translation for milling to finish the machining of a first group of tooth grooves; and after the machining is finished, the half shaft is rotated to be positioned at the machining position of the second group of tooth grooves, and the milling device 2 and the workpiece clamp 1 are relatively translated along the straight line again for milling to finish the machining of the second group of tooth grooves.
On the basis of the scheme, the pressing block 13 is rotatably arranged on the workpiece support 11 through the rotating pin 131, the axis direction of the rotating pin 131 is parallel to the axis of the half shaft, the pressing block 13 can only rotate around the axial direction and cannot translate along the axial direction through rotating and positioning or loosening the half shaft, and the pressing block 13 is rotated when limiting is needed, so that the pressing block and the flange plate are overlapped in the axial direction, and the axial displacement of the half shaft is limited; when the half shaft is loosened, the pressing block 13 is rotated for about 180 degrees, the limiting of the pressing block 13 on the flange plate is relieved, and the flange plate can move along the axial direction and is pulled out from the workpiece support 11.
Furthermore, the positioning ring 14 is arranged on the workpiece support 11, the positioning ring 14 is used for being in contact with the inner end face of the flange plate, the positioning ring 14 and the pressing block 13 are respectively pressed on the two end faces of the flange plate, the middle part of the positioning ring 14 is provided with a through hole, and the half shaft is inserted into the positioning ring 14 to provide uniform supporting force for the periphery of the flange plate; the positioning ring 14 is movable relative to the workpiece holder 11 in the axial direction of the half shafts, and applies a tightening force to the flange. As shown in FIG. 5, the locating ring 14 is arranged below the flange, the pressing block 13 is arranged above the flange, and the two are clamped with each other to prevent the half shaft from axially moving. When the half shaft is positioned, the half shaft is inserted, the pressing block 13 is rotated to extend above the flange, the positioning ring 14 is moved towards the pressing block 13, and finally the positioning ring 14 and the pressing block 13 are matched to provide clamping force for the flange.
Specifically, the workpiece support 11 is provided with a cantilever, the half shaft is vertically inserted into the cantilever of the workpiece support 11, and the positioning ring 14 provides upward supporting force for the flange plate; the use of vertically disposed half shafts is a preferred option, and in addition, the use of laterally disposed half shafts is also possible, and these embodiments are intended to be included within the scope of the present invention.
Furthermore, in the invention, the workpiece support 11 is provided with the jacking sleeve 15, the outer wall of the jacking sleeve 15 is in threaded fit with the workpiece support 11, and the jacking sleeve 15 applies jacking force to the positioning ring 14; the jacking sleeve 15 is of a cylindrical structure, threads are arranged on the outer wall of the jacking sleeve, and the half shaft is inserted into the jacking sleeve 15. In this embodiment, the retaining ring 14 moves axially when tightened without circumferential rotation, and the retaining ring 14 rubs against the flange.
As shown in fig. 5, the rotating pin 131 is connected to the workpiece holder 11 through the positioning ring 14, and a through hole for avoiding the rotating pin 131 is provided in the positioning ring 14.
On the basis of any one of the technical schemes and the mutual combination thereof, the device is also provided with a base 3, the workpiece support 11 is arranged on the base 3, the base 3 is provided with a positioning groove 31, and the positioning groove 31 is a groove with a small opening and a big bottom; the work support 11 can be translated laterally along the positioning slot 31 relative to the base 3 and is fixed in position by bolts. Referring to fig. 1 and 2, the upper surface of the base 3 is provided with a plurality of positioning grooves 31 arranged in parallel, each positioning groove 31 is internally provided with a bolt, the bolts are screwed on the workpiece support 11, the workpiece support 11 is fixed relative to the base 3 when the bolts are screwed, the workpiece support 11 can translate relative to the base 3 when the bolts are loosened, and the position of the workpiece support 11 is adjusted to adapt to the processing of half shafts of different models.
As shown in fig. 5, the hob 22 is mounted on a hob shaft 23, a top sleeve 24 is sleeved on the periphery of the hob shaft 23, and the top sleeve 24 is used for limiting the axial position of the hob 22; specifically, the outer surface of the cutter shaft 23 can be provided with a common key, the cutter shaft 23 is matched with the top sleeve 24 through a spline to realize circumferential limit, and the hob 22 is also circumferentially limited with the cutter shaft 23 through the spline; two top sleeves 24 are respectively arranged on two sides of the hob 22, and the hob 22 is limited at different positions of the cutter shaft 23 by changing the length of the top sleeves 24.
Four positioning holes are formed above the workpiece support 11, two positioning holes are used for positioning each time, the flange plate is circumferentially positioned through two positioning pins 12, the two positioning pins are inserted into the two positioning holes, and the positioning pins 12 are inserted into other positioning holes when the angle of the flange plate is changed. The four pressing blocks 13 are axially positioned to ensure that uniform axial pressure is applied to the flange.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. The half-shaft outer end face tooth machining device is characterized by comprising a workpiece clamp (1) and a milling device (2), wherein the workpiece clamp (1) comprises a workpiece support (11), a positioning pin (12) and a pressing block (13), the half shaft penetrates through and is inserted into the workpiece support (11), the positioning pin (12) is detachably inserted into a positioning hole of the workpiece support (11), the positioning pin (12) can be inserted into a through hole in a flange plate of the half shaft for circumferential positioning, and each group of tooth sockets are respectively positioned by at least two positioning pins (12) when being machined;
the pressing block (13) is arranged on the workpiece support (11), and the pressing block (13) is used for crimping the outer end face of the flange plate;
the milling device (2) comprises a milling support (21), a hob (22) is rotatably arranged on the milling support (21), and the hob (22) is driven to rotate by a driving device; a plurality of groups of columnar cutter teeth are arranged on the outer surface of the hob (22);
the milling device (2) and the workpiece clamp (1) can be translated relatively along a straight line for milling.
2. The half-shaft external face gear machining device according to claim 1, wherein the pressing block (13) is rotatably provided on the workpiece holder (11) by a rotating pin (131), an axial direction of the rotating pin (131) is parallel to an axis of the half shaft, and the pressing block (13) positions or releases the half shaft by rotation.
3. The half-shaft external end face tooth machining device is characterized in that a positioning ring (14) is arranged on the workpiece support (11), the positioning ring (14) is used for being in contact with the inner end face of the flange plate, and the positioning ring (14) and the pressing block (13) are respectively pressed on two end faces of the flange plate;
the half shaft is inserted into the positioning ring (14), and the positioning ring (14) can move relative to the workpiece support (11) along the axial direction of the half shaft to apply a tightening force to the flange.
4. The half-shaft external face gear machining device as claimed in claim 3, wherein the workpiece support (11) is provided with a cantilever, and the half shaft is vertically inserted into the cantilever of the workpiece support (11).
5. The half-shaft external face gear machining device as claimed in claim 3, wherein a tightening sleeve (15) is arranged on the workpiece support (11), the outer wall of the tightening sleeve (15) is in threaded fit with the workpiece support (11), and the tightening sleeve (15) applies a tightening force to the positioning ring (14).
6. The half-shaft external face tooth machining device according to claim 5, wherein the rotation pin (131) is connected to the workpiece holder (11) through the positioning ring (14).
7. The half-shaft external face gear machining device as claimed in any one of claims 1 to 6, wherein the workpiece holder (11) is mounted on a base (3), a positioning groove (31) is formed in the base (3), and the positioning groove (31) is a groove with a small opening and a large bottom;
the workpiece support (11) can transversely translate along the positioning groove (31) relative to the base (3) and is fixedly positioned through bolts.
8. The half-shaft external face tooth machining device according to claim 7, wherein the hob (22) is mounted on an arbor (23), an outer periphery of the arbor (23) is fitted with an ejector sleeve (24), the ejector sleeve (24) being used to define an axial position of the hob (22).
9. The half-shaft external face gear machining device as claimed in claim 7, wherein the flange is circumferentially positioned by two of the positioning pins (12) and axially positioned by four of the pressing blocks (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110171769.XA CN112743136A (en) | 2021-02-08 | 2021-02-08 | Semi-axis outer end face tooth processingequipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110171769.XA CN112743136A (en) | 2021-02-08 | 2021-02-08 | Semi-axis outer end face tooth processingequipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112743136A true CN112743136A (en) | 2021-05-04 |
Family
ID=75651908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110171769.XA Pending CN112743136A (en) | 2021-02-08 | 2021-02-08 | Semi-axis outer end face tooth processingequipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112743136A (en) |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB890101A (en) * | 1960-11-09 | 1962-02-28 | Brown David Ind Ltd | An improvement in or relating to gear producing machines |
| CN85203118U (en) * | 1985-07-26 | 1986-07-02 | 航空工业部南昌飞机制造公司 | Inner eccentric centre slitting installation |
| CN101011762A (en) * | 2007-01-24 | 2007-08-08 | 南京工业大学 | Polar coordinates numerical control highly effective milling and gear hobbing composition machine tool |
| CN201061841Y (en) * | 2007-06-19 | 2008-05-21 | 郑州市建安中原机器制造有限公司 | Workpiece pawl of hobbing machine worktable as well as hobbing machine using the pawl |
| CN203509231U (en) * | 2013-09-13 | 2014-04-02 | 贵州宏狮煤机制造有限公司 | Rectangular spline hob assembly |
| CN204209236U (en) * | 2014-10-08 | 2015-03-18 | 重庆荆江汽车半轴有限公司 | A kind of processing end face of half shaft tooth frock |
| CN204248491U (en) * | 2014-12-04 | 2015-04-08 | 四川川钨硬质合金有限公司 | A kind of fixture of milling carbide alloy end face of shaft bush |
| CN205437375U (en) * | 2015-12-22 | 2016-08-10 | 湖北恒力传动机械有限公司 | Numerical -controlled gear hobbing machine |
| CN207900390U (en) * | 2018-03-06 | 2018-09-25 | 綦江重配齿轮有限公司 | A kind of fixture for processing perforation axial end tooth |
| CN109604733A (en) * | 2018-12-04 | 2019-04-12 | 攀枝花市润莹齿轮有限责任公司 | A kind of hobboing cutter box assembly of gear-hobbing machine |
| CN209773645U (en) * | 2019-03-26 | 2019-12-13 | 陕西盛维机电科技有限公司 | Gear hobbing machine cooling and cleaning device |
| CN111112932A (en) * | 2019-12-13 | 2020-05-08 | 北京动力机械研究所 | Combined welding tool for preventing flange deformation |
| CN210548586U (en) * | 2019-07-01 | 2020-05-19 | 雄名航空科工（芜湖）股份有限公司 | End face tooth shape processing equipment |
| CN211101912U (en) * | 2019-08-29 | 2020-07-28 | 太仓市兴港金属材料有限公司 | Automatic gear hobbing machine is used in processing of copper aluminium radiator |
| CN211101832U (en) * | 2019-12-03 | 2020-07-28 | 无锡市世达精密焊管制造有限公司 | Novel rolling shear |
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2021
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| CN101011762A (en) * | 2007-01-24 | 2007-08-08 | 南京工业大学 | Polar coordinates numerical control highly effective milling and gear hobbing composition machine tool |
| CN201061841Y (en) * | 2007-06-19 | 2008-05-21 | 郑州市建安中原机器制造有限公司 | Workpiece pawl of hobbing machine worktable as well as hobbing machine using the pawl |
| CN203509231U (en) * | 2013-09-13 | 2014-04-02 | 贵州宏狮煤机制造有限公司 | Rectangular spline hob assembly |
| CN204209236U (en) * | 2014-10-08 | 2015-03-18 | 重庆荆江汽车半轴有限公司 | A kind of processing end face of half shaft tooth frock |
| CN204248491U (en) * | 2014-12-04 | 2015-04-08 | 四川川钨硬质合金有限公司 | A kind of fixture of milling carbide alloy end face of shaft bush |
| CN205437375U (en) * | 2015-12-22 | 2016-08-10 | 湖北恒力传动机械有限公司 | Numerical -controlled gear hobbing machine |
| CN207900390U (en) * | 2018-03-06 | 2018-09-25 | 綦江重配齿轮有限公司 | A kind of fixture for processing perforation axial end tooth |
| CN109604733A (en) * | 2018-12-04 | 2019-04-12 | 攀枝花市润莹齿轮有限责任公司 | A kind of hobboing cutter box assembly of gear-hobbing machine |
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| CN210548586U (en) * | 2019-07-01 | 2020-05-19 | 雄名航空科工（芜湖）股份有限公司 | End face tooth shape processing equipment |
| CN211101912U (en) * | 2019-08-29 | 2020-07-28 | 太仓市兴港金属材料有限公司 | Automatic gear hobbing machine is used in processing of copper aluminium radiator |
| CN211101832U (en) * | 2019-12-03 | 2020-07-28 | 无锡市世达精密焊管制造有限公司 | Novel rolling shear |
| CN111112932A (en) * | 2019-12-13 | 2020-05-08 | 北京动力机械研究所 | Combined welding tool for preventing flange deformation |
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Application publication date: 20210504 |
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| RJ01 | Rejection of invention patent application after publication |