CN110842616A - Clamping tool for gear shaft machining - Google Patents
Clamping tool for gear shaft machining Download PDFInfo
- Publication number
- CN110842616A CN110842616A CN201911175216.0A CN201911175216A CN110842616A CN 110842616 A CN110842616 A CN 110842616A CN 201911175216 A CN201911175216 A CN 201911175216A CN 110842616 A CN110842616 A CN 110842616A
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- Prior art keywords
- expansion sleeve
- gear shaft
- supporting
- cylinder
- stepped
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- 238000003754 machining Methods 0.000 title claims abstract description 21
- 230000000670 limiting effect Effects 0.000 claims description 13
- 238000001746 injection moulding Methods 0.000 claims description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 7
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009191 jumping Effects 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Images
Classifications
-
- 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
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
-
- 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
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
-
- 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
- B23Q2703/04—Work clamping means using fluid means or a vacuum
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear Processing (AREA)
Abstract
A clamping tool for machining a gear shaft comprises a clamping disc of a machining center, a supporting base, a telescopic cylinder, a pull rod, an expansion sleeve and a supporting cylinder, wherein a through stepped hole is formed in the supporting base, the hollow portion of the expansion sleeve is a tapered hole, one end of the expansion sleeve is provided with a plurality of first open grooves, the first open grooves extend along the length direction of the expansion sleeve and equally divide 360-degree circumference, the other end of the expansion sleeve is provided with a plurality of second open grooves, the second open grooves extend along the length direction of the expansion sleeve and equally divide 360-degree circumference, the pull rod is a stepped shaft, the large-diameter section of the stepped shaft is conical and is matched with the tapered hole of the expansion sleeve, the supporting base is supported on the clamping disc of the machining center, the supporting cylinder is supported on the supporting base, the cylinder body of the telescopic cylinder is located in the large-diameter section of the stepped hole and clamped and fixed by the clamping disc of the machining center, one end of the expansion sleeve is sleeved on the supporting cylinder, and the small-diameter section of the, And the supporting cylinder is connected with a piston rod of the telescopic cylinder and combined to form a clamping tool for processing the gear shaft.
Description
Technical Field
The invention relates to the field of tool fixtures, in particular to a clamping tool for gear shaft machining.
Background
Referring to fig. 1-3, a schematic view of a gear shaft blank is shown.
The gear shaft blank with the structure is provided with the stepped holes to form a hollow thin-wall structure, the gear shaft blank needs to be clamped on a machining center, and then the circumferential surface of the gear shaft blank is machined with holes in a corresponding number.
At present, a gear shaft blank is clamped on a machining center, a specific stepped shaft rod is assembled in a stepped hole of the gear shaft blank, and the stepped shaft rod is tensioned and fixed to realize clamping and fixing. Because the gap inevitably appears between the shoulder hole of shoulder shaft pole and gear shaft blank, lead to the gear shaft blank to have certain spaciousness along radial, the gear shaft blank is at the in-process in processing hole, and the gear shaft blank is along radially beating, leads to the gear shaft of different batch processing can not effectively satisfy the quality standard.
Disclosure of Invention
The invention aims to provide a clamping tool for processing a gear shaft, which is simple in structure and convenient to use, can quickly clamp a gear shaft blank on a processing center, avoids the blank from jumping axially and radially in the processing process, effectively ensures the processing precision of the gear shaft blank, and meets the quality standard.
The technical scheme of the invention is as follows: the clamping tool for processing the gear shaft comprises a clamping disc, a supporting base, a telescopic cylinder, a pull rod, an expansion sleeve and a supporting cylinder of a processing center, wherein a through stepped hole is formed in the supporting base, the hollow part of the expansion sleeve is a tapered hole, one end of the expansion sleeve is provided with a plurality of first open slots, the first open slots extend along the length direction of the expansion sleeve and equally divide 360-degree circumference, the other end of the expansion sleeve is provided with a plurality of second open slots, the second open slots extend along the length direction of the expansion sleeve and equally divide 360-degree circumference, the first open slots and the second open slots are alternately distributed along the circumference of the expansion sleeve, the pull rod is a stepped shaft, the large-diameter section of the stepped shaft is conical and is matched with the tapered hole of the expansion sleeve, the supporting base is supported on the clamping disc of the processing center, the supporting cylinder is supported on the supporting base and is on the same straight line with the step, the cylinder body of the telescopic cylinder is positioned in the large-diameter section of the stepped hole, and the clamping disc of the machining center clamps and fixes, one end of the expansion sleeve is sleeved on the support cylinder and axially positioned, and the small-diameter section of the pull rod penetrates through the expansion sleeve and the support cylinder and is connected with a piston rod of the telescopic cylinder to form a clamping tool for machining the gear shaft.
The pull rod is a three-stage stepped shaft.
Still include a connecting piece, the connecting piece is second grade shoulder shaft, is equipped with the screw hole in this second grade shoulder shaft's the major diameter section, and the minor diameter section of second grade shoulder shaft is equipped with the external screw thread section, the minor diameter section of pull rod and the screw hole screw-thread fit of connecting piece, the piston rod of telescoping cylinder and the minor diameter section screw-thread fit of connecting piece form detachable the connection.
The lower end of the supporting cylinder is fixedly provided with a stepped ring platform, the small-diameter section of the stepped ring platform is in clearance fit with the small-diameter section of the stepped hole of the supporting base, the lower end face of the large-diameter section of the stepped ring platform is matched with the supporting base to form axial and radial limit, and the upper end face of the large-diameter section of the stepped ring platform forms a supporting face of the gear shaft.
The circumference of the upper end of the supporting cylinder is provided with a limiting flange, the diameter of the limiting flange is matched with the outer diameter of the expansion sleeve, and one end of the expansion sleeve is sleeved on the supporting cylinder and is axially limited through the limiting flange.
The top circumference of a supporting cylinder is provided with a positioning flange, the small-diameter end of the tapered hole of the expansion sleeve is provided with a positioning ring groove, one end of the expansion sleeve is sleeved on the supporting cylinder, and the positioning flange of the supporting cylinder is matched in the positioning ring groove of the expansion sleeve to form axial limiting.
The extension length of the first open slot and the second open slot is 7/10-9/10 of the length of the expansion sleeve.
The extending ends of the first opening groove and the second opening groove are both expanded to form holes.
The supporting base is provided with a plurality of fixing holes which are uniformly distributed along the circumferential direction.
The expansion sleeve is made by injection molding.
Adopt above-mentioned technical scheme to have following beneficial effect:
1. the clamping tool for processing the gear shaft comprises a clamping disc, a supporting base, a telescopic cylinder, a pull rod, an expansion sleeve and a supporting cylinder of a processing center. The supporting base is internally provided with a through stepped hole, the inner space of the expansion sleeve is a conical hole, one end of the expansion sleeve is provided with a plurality of first open grooves, the first open grooves extend along the length direction of the expansion sleeve and equally divide a 360-degree circumference, the other end of the expansion sleeve is provided with a plurality of second open grooves, the second open grooves extend along the length direction of the expansion sleeve and equally divide a 360-degree circumference, the first open grooves and the second open grooves are alternately distributed along the circumference of the expansion sleeve, and when the inner space of the expansion sleeve is subjected to an outward acting force, the groove widths of the first open grooves and the second open grooves are increased, so that the circumference of the expansion sleeve is uniformly expanded. The pull rod is a stepped shaft, the large-diameter section of the stepped shaft is conical and is matched with the conical hole of the expansion sleeve, and the pull rod is used for applying an outward acting force to the inner space of the expansion sleeve. The support base is supported on a clamping disc of the machining center, the support cylinder is supported on the support base and is positioned on the same straight line with the stepped hole, the cylinder body of the telescopic cylinder is positioned in the large-diameter section of the stepped hole and is clamped and fixed by the clamping disc of the machining center, namely, the cylinder body of the telescopic cylinder is detachably fixed on the clamping disc of the machining center. One end of the expansion sleeve is sleeved on the support cylinder and is axially positioned, and the small-diameter section of the pull rod penetrates through the expansion sleeve and the support cylinder and is connected with a piston rod of the telescopic cylinder to form a clamping tool for processing the gear shaft in a combined mode. Assembling a gear shaft blank to be processed on a supporting cylinder, axially limiting the gear shaft blank, under the condition that an expansion sleeve is in an original state and is in a clearance fit state with an inner hole of the gear shaft blank, controlling a piston rod of a telescopic cylinder to retract, drawing a tapered end of a pull rod to move towards a clamping disc of a processing center, matching the tapered end of the pull rod with a tapered hole of the expansion sleeve, applying an action component force towards the clamping disc to the expansion sleeve, and applying a radial outward action component force to the whole expansion sleeve, wherein the expansion sleeve is axially positioned on the supporting cylinder, the expansion sleeve compacts the supporting cylinder on a supporting base on one hand, and on the other hand, a plurality of first open slots and second open slots arranged on the expansion sleeve are uniformly widened, so that the whole expansion sleeve is uniformly expanded, is in interference fit in the inner space of the gear shaft blank, forms axial and radial positioning to the gear shaft blank, and effectively prevents the gear shaft blank from axially or radially jumping in the processing process, and the processing precision is ensured. In addition, the reducing size of the expansion sleeve is related to the action distance of the pull rod, so that the expansion sleeve has a certain expanding range, the expansion sleeve is suitable for clamping gear shaft blanks of various specifications, and the processing cost of the gear shaft blanks is effectively reduced.
2. The lower extreme of supporting a section of thick bamboo is fixed to be set up the ladder ring platform, and the path section clearance fit of ladder ring platform is in the path section of supporting the base shoulder hole, and the lower terminal surface through the ladder ring platform major diameter section cooperates with the support base, forms axial, radial spacing, effectively improves the stability of supporting a section of thick bamboo, guarantees the machining precision of gear shaft blank. The upper end face of the large-diameter section of the stepped ring platform forms a supporting face of the gear shaft, and the supporting face is used for limiting the gear shaft in the axial direction and improving the supporting stability of the gear shaft.
3. The extension lengths of the first open slot and the second open slot are 7/10-9/10 of the length of the expansion sleeve, the opening width ranges of the first open slot and the second open slot can be effectively expanded, the two ends of the expansion sleeve are uniformly expanded, meanwhile, the structural strength of the expansion sleeve is ensured, and the requirement of radially positioning the gear shaft is met.
4. The extension ends of the first open slot and the second open slot are both expanded to form holes, and the expansion sleeve can be effectively prevented from being damaged on the premise of improving the opening width ranges of the first open slot and the second open slot.
5. The expansion sleeve is manufactured by injection molding, the processing cost is low, and the expansion sleeve has a certain deformation amount when expanding and abutting against the inner hole wall of the gear shaft, so that the deformation amount of the gear shaft is reduced, and the quality of the processed gear shaft is effectively improved.
The following further description is made with reference to the accompanying drawings and detailed description.
Drawings
FIG. 1 is an isometric view of a gear shaft blank (machined hole) of the prior art;
FIG. 2 is a schematic structural view of a gear shaft blank (machined hole) in the prior art;
FIG. 3 is a sectional view taken along line A-A of FIG. 2;
FIG. 4 is an isometric view of the present invention (assembled with a gear shaft blank);
FIG. 5 is a schematic view of the construction of the present invention (assembled with gear shaft blanks);
FIG. 6 is a sectional view taken along line B-B of FIG. 5;
FIG. 7 is an isometric view of the tie rod of the present invention;
FIG. 8 is a schematic view of the structure of the pull rod of the present invention;
FIG. 9 is a cross-sectional view taken along line C-C of FIG. 8;
FIG. 10 is an isometric view of the expansion sleeve of the present invention;
FIG. 11 is a schematic structural view of the expansion sleeve of the present invention;
fig. 12 is a cross-sectional view taken along line D-D of fig. 11.
In the attached drawing, 1 is a clamping disc, 2 is a supporting base, 21 is a stepped hole, 22 is a fixing hole, 3 is a telescopic cylinder, 4 is a pull rod, 5 is an expansion sleeve, 51 is a first open slot, 52 is a second open slot, 53 is a positioning ring slot, 6 is a supporting cylinder, 61 is a stepped ring platform, 62 is a limiting flange, 63 is a positioning flange, and 7 is a connecting piece.
Detailed Description
In the present invention, the components of specific structure and connection mode are not indicated, and the components and connection mode are generally conventional.
Referring to fig. 4 to 12, a specific embodiment of a clamping tool for gear shaft machining is shown. The clamping tool for gear shaft machining comprises a clamping disc 1, a supporting base 2, a telescopic cylinder 3, a pull rod 4, an expansion sleeve 5 and a supporting cylinder 6 of a machining center, in the embodiment, the clamping disc of the machining center is a clamping disc matched with a five-axis linkage machining center, of course, clamping discs of other machining equipment such as clamping claws matched with a lathe can be adopted, and a stepped ring platform 61 is integrally formed at the lower end of the supporting cylinder 6. Be equipped with the shoulder hole 21 that runs through among the supporting pedestal 2, it is concrete, the supporting pedestal is cylindricly, and the shoulder hole setting is in the middle part of supporting pedestal, and the macrostoma end of shoulder hole is located the bottom surface of supporting pedestal, and the osculum end of shoulder hole is located the top surface of supporting pedestal, is equipped with a plurality of fixed orificess 22 on the supporting pedestal 2, and these fixed orificess 22 are along circumference evenly distributed, can be used to utilize bolt fastening supporting pedestal, still plays the effect of subtracting heavy. The inner space of the expansion sleeve 5 is a tapered hole, the large opening end of the tapered hole is positioned at the left end of the expansion sleeve, the small opening end of the tapered hole is positioned at the right end of the expansion sleeve, the right end of the expansion sleeve 5 is provided with six first open slots 51, the first open slots 51 extend along the length direction of the expansion sleeve 5 and equally divide a circumference of 360 degrees, specifically, the extension length of the first open slots 51 is 7/10-9/10 of the length of the expansion sleeve 5, the extension ends of the first open slots 51 are expanded to form a hole, the left end of the expansion sleeve 5 is provided with six second open slots 52, the second open slots 52 extend along the length direction of the expansion sleeve 5 and equally divide a circumference of 360 degrees, specifically, the extension length of the second open slots 52 is 7/10-9/10 of the length of the expansion sleeve 5, the extension ends of the second open slots 52 are expanded to form a hole, the first open slots 51 and the second open slots 52 are alternately distributed along the circumference of the expansion sleeve 5, in order to reduce the processing cost and reduce the damage to the gear shaft, the expansion sleeve 5 is manufactured by injection molding. The pull rod 4 is a stepped shaft, the large-diameter section of the stepped shaft is conical and is matched with the conical hole of the expansion sleeve 5, specifically, the pull rod 4 is a three-stage stepped shaft, and the small-diameter section of the three-stage stepped shaft is provided with an external thread section. The supporting base 2 is supported on the clamping disc 1 of the machining center, the small diameter section of the stepped ring table 61 at the lower end of the supporting cylinder is in clearance fit in the small diameter section of the stepped hole 21 of the supporting base and is positioned on the same straight line with the stepped hole 21, and is matched with the supporting base 2 through the lower end face of the large diameter section of the stepped ring table 61 to form axial and radial limiting, the upper end face of the large diameter section of the stepped ring table 61 forms the supporting face of the gear shaft, the cylinder body of the telescopic cylinder 3 is positioned in the large diameter section of the stepped hole 21 and is clamped and fixed by the clamping disc 1 of the machining center, one end of the expansion sleeve 5 is sleeved on the supporting cylinder 6 and is axially positioned, in the embodiment, a limiting flange 62 is integrally formed on the upper end circumference of the supporting cylinder 6, the diameter of the limiting flange 62 is matched with the outer diameter of the expansion sleeve 5, one end of the expansion sleeve 5 is sleeved on the supporting cylinder 6 and is axially, in order to further improve the limiting effect of the expansion sleeve, a positioning flange 63 is integrally formed on the circumference of the top of the support cylinder 6, a positioning ring groove 53 is formed at the small-diameter end of the tapered hole of the expansion sleeve 5, one end of the expansion sleeve 5 is sleeved on the support cylinder 6, and the positioning flange 63 of the support cylinder 6 is matched in the positioning ring groove 53 of the expansion sleeve 5 to form axial limiting. The small diameter section of pull rod 4 passes expanding sleeve 5, a support section of thick bamboo 6, is connected with telescoping cylinder 3's piston rod, and the combination constitutes the tight frock of clamp of gear shaft processing, and is concrete, still includes a connecting piece 7, connecting piece 7 is the second grade shoulder shaft, is equipped with the screw hole in this second grade shoulder shaft's the large diameter section, and the small diameter section of second grade shoulder shaft is equipped with the external screw thread section, the small diameter section of pull rod 4 and the screw hole screw-thread fit of connecting piece 7, the piston rod of telescoping cylinder 3 and the small diameter section screw-thread fit of connecting piece 7 form detachable the connection.
The working principle of the invention is as follows: the gear shaft blank to be processed is assembled on the supporting barrel, the right end of the gear shaft blank is limited by the stepped ring platform, and the expansion sleeve is in an original state and in a clearance fit state with the inner hole of the gear shaft blank in the state. The piston rod of the telescopic cylinder is controlled to retract, the conical end of the pull rod is pulled to move towards the clamping disc of the machining center, the conical end of the pull rod is matched with the conical hole of the expansion sleeve, an action component force towards the clamping disc is applied to the expansion sleeve, and a radial outward action component force is applied to the whole expansion sleeve. Can carry out further processing to the gear shaft blank through machining center, effectively prevent the gear shaft blank along axial or radial runout in the course of working, guarantee the machining precision.
After the machining is finished, the piston rod of the telescopic cylinder is controlled to extend out, so that the expansion sleeve is restored to the original state, the radial and axial positioning of the gear shaft is released, and the machined gear shaft is taken out.
Claims (10)
1. The utility model provides a tight frock of clamp of gear shaft processing which characterized in that: comprises a clamping disc (1) of a machining center, a supporting base (2), a telescopic cylinder (3), a pull rod (4), an expansion sleeve (5) and a supporting cylinder (6),
a through stepped hole (21) is arranged in the supporting base (2),
the inner space of the expansion sleeve (5) is a conical hole, one end of the expansion sleeve (5) is provided with a plurality of first open slots (51), the first open slots (51) extend along the length direction of the expansion sleeve (5) and equally divide a circumference of 360 degrees, the other end of the expansion sleeve (5) is provided with a plurality of second open slots (52), the second open slots (52) extend along the length direction of the expansion sleeve (5) and equally divide a circumference of 360 degrees, the first open slots (51) and the second open slots (52) are alternately distributed along the circumference of the expansion sleeve (5),
the pull rod (4) is a stepped shaft, the large-diameter section of the stepped shaft is conical and is matched with the conical hole of the expansion sleeve (5),
the supporting base (2) is supported on the clamping disc (1) of the machining center, the supporting cylinder (6) is supported on the supporting base (2) and is located on the same straight line with the stepped hole (21), the cylinder body of the telescopic cylinder (3) is located in the large-diameter section of the stepped hole (21) and is clamped and fixed by the clamping disc (1) of the machining center, one end of the expansion sleeve (5) is sleeved on the supporting cylinder (6) and is axially positioned, the small-diameter section of the pull rod (4) penetrates through the expansion sleeve (5) and the supporting cylinder (6) and is connected with the piston rod of the telescopic cylinder (3), and the clamping tool for machining the gear shaft is formed by combination.
2. The clamping tool for gear shaft machining according to claim 1, characterized in that: the pull rod (4) is a three-stage stepped shaft.
3. The clamping tool for gear shaft machining according to claim 2, characterized in that: still include a connecting piece (7), connecting piece (7) are second grade shoulder shaft, are equipped with the screw hole in the big footpath section of this second grade shoulder shaft, and the path section of second grade shoulder shaft is equipped with the external screw thread section, the path section of pull rod (4) and the screw hole screw-thread fit of connecting piece (7), the piston rod of telescoping cylinder (3) and the path section screw-thread fit of connecting piece (7) form detachable the connection.
4. The clamping tool for gear shaft machining according to claim 1, characterized in that: the lower end of the supporting cylinder (6) is fixedly provided with a stepped ring platform (61), the small-diameter section of the stepped ring platform (61) is in clearance fit with the small-diameter section of the supporting base stepped hole (21), the lower end face of the large-diameter section of the stepped ring platform (61) is matched with the supporting base (2) to form axial and radial limiting, and the upper end face of the large-diameter section of the stepped ring platform (61) forms a supporting face of the gear shaft.
5. The clamping tool for gear shaft machining according to claim 1, characterized in that: the upper end circumference of a supporting cylinder (6) is equipped with limit flange (62), and the diameter of limit flange (62) suits with the external diameter of the cover (5) that expands, a pot head of the cover (5) that expands is established on a supporting cylinder (6), and is spacing through limit flange (62) axial.
6. The clamping tool for gear shaft machining according to claim 1, characterized in that: the top circumference of a supporting cylinder (6) is equipped with positioning flange (63), the bell mouth aperture end of the cover that expands (5) is equipped with positioning ring groove (53), a pot head of the cover that expands (5) is established on a supporting cylinder (6), and positioning flange (63) cooperation of a supporting cylinder (6) forms the axial spacing in positioning ring groove (53) of the cover that expands (5).
7. The clamping tool for gear shaft machining according to claim 1, characterized in that: the extension lengths of the first open slot (51) and the second open slot (52) are 7/10-9/10 of the length of the expansion sleeve (5).
8. The clamping tool for gear shaft machining according to claim 1, characterized in that: the extending ends of the first opening groove (51) and the second opening groove (52) are expanded into holes.
9. The clamping tool for gear shaft machining according to claim 1, characterized in that: the supporting base (2) is provided with a plurality of fixing holes (22), and the fixing holes (22) are uniformly distributed along the circumferential direction.
10. The clamping tool for gear shaft machining according to claim 1, characterized in that: the expansion sleeve (5) is manufactured through injection molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911175216.0A CN110842616A (en) | 2019-11-26 | 2019-11-26 | Clamping tool for gear shaft machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911175216.0A CN110842616A (en) | 2019-11-26 | 2019-11-26 | Clamping tool for gear shaft machining |
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| Publication Number | Publication Date |
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| CN110842616A true CN110842616A (en) | 2020-02-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911175216.0A Pending CN110842616A (en) | 2019-11-26 | 2019-11-26 | Clamping tool for gear shaft machining |
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| CN (1) | CN110842616A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115401567A (en) * | 2022-09-08 | 2022-11-29 | 广东罗庚机器人有限公司 | Clamp for polishing outer container of kettle |
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| DE202009004585U1 (en) * | 2009-04-03 | 2009-06-18 | Ortlieb Präzisions-Spannzeuge GmbH + Co. | Inner chuck for parts to be clamped, e.g. Workpieces, tools or the like. |
| CN201516564U (en) * | 2009-09-18 | 2010-06-30 | 江苏太平洋精锻科技股份有限公司 | Conical surface lathe machining clamp for combined gears |
| CN202129666U (en) * | 2011-06-16 | 2012-02-01 | 中国长安汽车集团股份有限公司四川建安车桥分公司 | Flange spline expansion sleeve and flange machining craft equipment |
| CN203610994U (en) * | 2013-12-12 | 2014-05-28 | 长春一汽天奇泽众汽车装备工程有限公司 | External floating clamping mechanism with spring expansion self-locking function |
| CN204867496U (en) * | 2015-08-27 | 2015-12-16 | 纽威数控装备（苏州）有限公司 | Elasticity cartridge clip structure of signing an undertaking that expands |
| CN205128979U (en) * | 2015-10-24 | 2016-04-06 | 重庆侨立管道制造有限公司 | Step -by -step rotation is bloated, and vertical numerically -controlled machine tool is made up in compact form drilling |
| CN106002417A (en) * | 2016-03-13 | 2016-10-12 | 阙智坚 | Plane machining device for automobile water pump shell |
| CN105689812A (en) * | 2016-04-07 | 2016-06-22 | 中车戚墅堰机车车辆工艺研究所有限公司 | High-precision gear centering and clamping device based on inner hole centering and machining method of high-precision gear centering and clamping device |
| CN106736736A (en) * | 2016-12-07 | 2017-05-31 | 宁夏工商职业技术学院 | A kind of fixture suitable for the processing of bead part |
| CN208772502U (en) * | 2018-07-25 | 2019-04-23 | 德阳天元重工股份有限公司 | Band inner hole part processing blocks up tooling with center |
| CN208866525U (en) * | 2018-07-31 | 2019-05-17 | 安徽星瑞齿轮传动有限公司 | A kind of general gear-shaping clamp for ring gear processing |
| CN109550988A (en) * | 2018-12-07 | 2019-04-02 | 广州市昊志机电股份有限公司 | A kind of high precision machine tool dabber clamp and its clamping method |
| CN211277513U (en) * | 2019-11-26 | 2020-08-18 | 重庆庆瑞汽车部件有限公司 | Clamping tool for gear shaft machining |
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| CN115401567A (en) * | 2022-09-08 | 2022-11-29 | 广东罗庚机器人有限公司 | Clamp for polishing outer container of kettle |
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