CN117140114A - Auxiliary clamping device for machining large gear - Google Patents
Auxiliary clamping device for machining large gear Download PDFInfo
- Publication number
- CN117140114A CN117140114A CN202311432567.1A CN202311432567A CN117140114A CN 117140114 A CN117140114 A CN 117140114A CN 202311432567 A CN202311432567 A CN 202311432567A CN 117140114 A CN117140114 A CN 117140114A
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- clamping
- machining
- base
- large gear
- rods
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- 238000003754 machining Methods 0.000 title claims abstract description 45
- 230000000670 limiting effect Effects 0.000 abstract description 5
- 230000002093 peripheral effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000002950 deficient Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention provides an auxiliary clamping device for machining a large gear, which relates to the technical field of machining and comprises the following components: a base; six bottom connecting rods are connected in a surrounding manner in the base, the bottom connecting rods are connected with the bottoms of the clamping rods, and the clamping rods are distributed on the periphery of the base in a surrounding manner; the top of the base is connected with a movable adjusting piece, three top connecting rods are connected in a surrounding manner in the movable adjusting piece, and the top connecting rods are connected with the top of the clamping rods; and the top of the base is connected with a reset spring and an adjusting nut. According to the invention, the positions of the three clamping rods can be adaptively adjusted according to the different inner diameters of the large gears, so that the three clamping rods are attached to the inner sides of the large gears, the horizontal limiting effect on the large gears is achieved, and the requirements of machining the large gears with different specifications are better met. The clamping device for machining solves the problems that when the clamping device for machining is applied to machining of a large gear, the clamping device is difficult to adaptively adjust according to different inner diameters of the large gear, and the limitation is high.
Description
Technical Field
The invention relates to the technical field of machining, in particular to an auxiliary clamping device for machining a large gear.
Background
When machining the large gear, because the large gear is large in specification and high in raw material cost, in order to improve the success rate of machining the large gear, an auxiliary clamping device is usually required to fix the raw material of the large gear, so that the machining precision of the peripheral teeth of the large gear is ensured, and the generation of defective products is reduced.
The utility model provides a similar large-scale gear machining is with supplementary clamping device, for example a fixing device for gear machining that patent application number CN111618379B mentioned, including the fixed plate, two risers are installed at the top slidable mounting of fixed plate, and the top fixed mounting of fixed plate has the supporting cover, and the top fixedly connected with motor of supporting cover, fixed mounting has the worm on the output shaft of motor, and the worm rotates with the supporting cover to be connected, and the supporting cover is transversely rotated and is installed the round bar, and the worm line has been seted up in the outside of round bar, and worm line meshing, the bottom fixed mounting of worm has the fan of breathing in. Simple structure, convenient operation is convenient for fix the gear plate, can improve fixed effect, can drive the gear plate rotation, can adjust the processing angle, can collect the dust.
However, when the clamping device for traditional machining is applied to machining of a large gear, the self-adaptive adjustment is difficult to carry out according to the difference of the inner diameters of the large gear, the limitation is high, and the clamping part in the device is easy to be loosened due to the influence of external force, so that the large gear is displaced, and the machining precision of the peripheral teeth of the large gear is influenced.
Disclosure of Invention
In view of the above, the invention provides an auxiliary clamping device for machining a large gear, which can drive a movable adjusting piece to move downwards through an adjusting nut when the large gear is placed at the top of a supporting lug according to different inner diameters of the large gear, a reset spring is in a compression force accumulation state, a bottom connecting rod and a top connecting rod drive three clamping rods to expand outwards horizontally, the spacing distance between the three clamping rods is increased, the three clamping rods are attached to the inner side of the large gear, the horizontal limiting effect on the large gear is achieved, the machining precision of teeth on the periphery of the large gear is ensured, when the adjusting nut rotates reversely, the movable adjusting piece moves upwards under the influence of thrust, and the bottom connecting rod and the top connecting rod drive the three clamping rods to shrink inwards horizontally so as to take down the machined large gear, so that the operation is simpler and more convenient, and the machining requirement of the large gear with different specifications is better met.
The invention provides an auxiliary clamping device for machining a large gear, which specifically comprises the following components: a base; six bottom connecting rods are connected in a surrounding manner in the base, the bottom connecting rods are connected with the bottoms of the clamping rods, and the clamping rods are distributed on the periphery of the base in a surrounding manner; the top of the base is connected with a movable adjusting piece, three top connecting rods are connected in a surrounding manner in the movable adjusting piece, and the top connecting rods are connected with the top of the clamping rods; the top of the base is connected with a reset spring and an adjusting nut, and the reset spring and the adjusting nut are respectively contacted with the movable adjusting piece; the clamping rod is provided with a supporting lug outside, the clamping rod is externally connected with a clamping nut, the top of the clamping nut is contacted with the gear ring, and the gear ring is sleeved outside the clamping rod.
Optionally, the clamping rod bottom rotates with two end connecting rod tops respectively to be connected, and end connecting rod bottom rotates with the base to be connected, and the clamping rod is parallel with the base.
Optionally, the base top is equipped with the screw rod, and movable adjustment piece slip cap is outside the screw rod, and top connecting rod top is connected with movable adjustment piece rotation, and top connecting rod bottom is connected with the clamping lever top rotation.
Optionally, a reset spring is sleeved outside the screw rod, the bottom end of the reset spring is contacted with the top side of the base, and the top end of the reset spring is contacted with the bottom side of the movable adjusting piece.
Optionally, the adjusting nut is in threaded connection with the outside of the screw, and the adjusting nut is in contact with the top side of the movable adjusting piece.
Optionally, the clamping rod is externally provided with external threads, the clamping nut is in threaded connection with the clamping rod, and the clamping nut is positioned at the top of the supporting lug.
Optionally, two spouts have been seted up to the clamping lever outside in the symmetry form, and the ring gear inboard is the symmetry form and is equipped with two sliders, slider sliding connection in the spout, and the ring gear bottom side is encircleing the form and is equipped with the pawl, and clamping nut top side is encircleing the form and is equipped with the pawl, and ring gear bottom side pawl meshes with clamping nut top side pawl mutually.
Optionally, the outside cover of clamping lever is equipped with the backstop spring, and the backstop spring bottom contacts with the ring gear top side, and the backstop spring top contacts with the clamping lever.
Advantageous effects
Compared with the traditional auxiliary clamping device for machining the large gear, the auxiliary clamping device for machining the large gear can drive the movable adjusting piece to move downwards through the adjusting nut when the large gear is placed at the top of the supporting lug according to different inner diameters of the large gear, the reset spring is in a compression force accumulation state, the bottom connecting rod and the top connecting rod drive the three clamping rods to horizontally expand outwards, the interval distance between the three clamping rods is increased, the three clamping rods are attached to the inner side of the large gear, the horizontal limiting effect on the large gear is achieved, the machining accuracy of the peripheral teeth of the large gear is guaranteed, when the adjusting nut reversely rotates, the movable adjusting piece moves upwards under the influence of thrust, the bottom connecting rod and the top connecting rod drive the three clamping rods to horizontally shrink inwards, so that the machined large gear is taken down, the operation is simpler and more convenient, and the machining requirements for the large gear with different specifications are better met.
In addition, through the setting of clamping nut, after the horizontal spacing of large-scale gear finishes, rotate three clamping lever outside clamping nut in proper order, make clamping nut bottom and large-scale gear topside closely laminate, carry out auxiliary fixation to large-scale gear through clamping nut, prevent the displacement from top to bottom of large-scale gear, stability when guarantee large-scale gear machining operation promotes the precision of large-scale gear peripheral tooth processing.
In addition, through the setting of ring gear and backstop spring, after the outside clamping nut of clamping lever is adjusted, the ring gear bottom side pawl receives backstop spring thrust influence and clamping nut top side pawl meshing, carries out spacingly to clamping nut through the ring gear, prevents that clamping nut from taking place to reverse loose, ensures clamping nut to large-scale gear fixation effect.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the following description will briefly explain the drawings of the embodiments.
The drawings described below are only for illustration of some embodiments of the invention and are not intended to limit the invention.
In the drawings:
fig. 1 shows a schematic view of a gear clamping state according to an embodiment of the present invention;
FIG. 2 shows a schematic overall axial side structure according to an embodiment of the present invention;
FIG. 3 illustrates a schematic diagram of a base shaft side structure in accordance with an embodiment of the present invention;
FIG. 4 shows a schematic diagram of the connection of the top link to the movable adjustment member in accordance with an embodiment of the present invention;
FIG. 5 illustrates a schematic diagram of the bottom link, clamp bar, and top link connection structure in accordance with an embodiment of the present invention;
FIG. 6 shows a schematic side view of a clamping lever shaft according to an embodiment of the invention;
FIG. 7 shows a schematic view of a clamping nut shaft side structure in accordance with an embodiment of the invention;
fig. 8 shows a schematic diagram of a ring gear shaft-side structure according to an embodiment of the present invention.
List of reference numerals
1. A base; 101. a screw; 2. a bottom link; 3. a clamping rod; 301. supporting the bump; 302. a chute; 4. a top link; 5. a movable adjusting member; 6. a return spring; 7. an adjusting nut; 8. clamping a nut; 9. a gear ring; 901. a slide block; 10. and a non-return spring.
Detailed Description
In order to make the objects, aspects and advantages of the technical solution of the present invention more clear, the technical solution of the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings of the specific embodiment of the present invention. Unless otherwise indicated, terms used herein have the meaning common in the art. Like reference numerals in the drawings denote like parts.
Examples
Please refer to fig. 1 to 8:
the invention provides an auxiliary clamping device for machining a large gear, which comprises the following components: a base 1; six bottom connecting rods 2 are connected in a surrounding manner in the base 1, the bottom connecting rods 2 are connected with the bottoms of the clamping rods 3, and the clamping rods 3 are distributed around the periphery of the base 1; the bottom ends of the clamping rods 3 are respectively and rotatably connected with the top ends of the two bottom connecting rods 2, the bottom ends of the bottom connecting rods 2 are rotatably connected with the base 1, and the clamping rods 3 are parallel to the base 1; the top of the base 1 is connected with a movable adjusting piece 5, three top connecting rods 4 are connected in a surrounding manner in the movable adjusting piece 5, and the top connecting rods 4 are connected with the top of the clamping rods 3; the top of the base 1 is provided with a screw rod 101, the movable adjusting piece 5 is sleeved outside the screw rod 101 in a sliding way, the top end of the top connecting rod 4 is rotationally connected with the movable adjusting piece 5, and the bottom end of the top connecting rod 4 is rotationally connected with the top end of the clamping rod 3; the top of the base 1 is connected with a return spring 6 and an adjusting nut 7, and the return spring 6 and the adjusting nut 7 are respectively contacted with the movable adjusting piece 5; the outside of the clamping rod 3 is provided with a supporting lug 301, the outside of the clamping rod 3 is connected with a clamping nut 8, the top of the clamping nut 8 is contacted with a gear ring 9, and the gear ring 9 is sleeved outside the clamping rod 3.
In addition, according to the embodiment of the invention, the outside of the screw 101 is sleeved with a return spring 6, the bottom end of the return spring 6 is contacted with the top side of the base 1, the top end of the return spring 6 is contacted with the bottom side of the movable adjusting piece 5, the adjusting nut 7 is connected with the outside of the screw 101 in a threaded manner, and the adjusting nut 7 is contacted with the top side of the movable adjusting piece 5;
by adopting the technical scheme, when the large gear is placed at the top of the supporting lug 301 according to the difference of the inner diameters of the large gear, the movable adjusting piece 5 is driven to move downwards through the adjusting nut 7, the reset spring 6 is in a compressed force storage state, the bottom connecting rod 2 and the top connecting rod 4 drive the three clamping rods 3 to expand outwards horizontally, the interval distance between the three clamping rods 3 is increased, the three clamping rods 3 are attached to the inner side of the large gear, the horizontal limiting effect on the large gear is achieved, the accuracy of machining the peripheral teeth of the large gear is guaranteed, when the adjusting nut 7 rotates reversely, the movable adjusting piece 5 moves upwards under the influence of thrust, the bottom connecting rod 2 and the top connecting rod 4 drive the three clamping rods 3 to shrink inwards horizontally, so that the large gear after machining is taken down, the operation is simpler and more convenient, and the machining requirements of the large gears with different specifications are better met.
Furthermore, according to an embodiment of the present invention, the clamping rod 3 is externally provided with external threads, the clamping nut 8 is screwed to the outside of the clamping rod 3, and the clamping nut 8 is located at the top of the supporting protrusion 301;
by adopting the technical scheme, after the horizontal limit of the large gear is finished, the three clamping rods 3 are sequentially rotated to clamp the nuts 8 outside, so that the bottoms of the clamping nuts 8 are tightly attached to the top side of the large gear, the large gear is fixed in an auxiliary mode through the clamping nuts 8, the large gear is prevented from being displaced up and down, the stability of the large gear during machining operation is guaranteed, and the machining precision of peripheral teeth of the large gear is improved.
In addition, according to the embodiment of the invention, two sliding grooves 302 are symmetrically formed on the outer side of the clamping rod 3, two sliding blocks 901 are symmetrically formed on the inner side of the gear ring 9, the sliding blocks 901 are slidably connected in the sliding grooves 302, inverted teeth are circumferentially arranged on the bottom side of the gear ring 9, inverted teeth are circumferentially arranged on the top side of the clamping nut 8, inverted teeth on the bottom side of the gear ring 9 are meshed with inverted teeth on the top side of the clamping nut 8, an anti-return spring 10 is sleeved outside the clamping rod 3, the bottom end of the anti-return spring 10 is contacted with the top side of the gear ring 9, and the top end of the anti-return spring 10 is contacted with the clamping rod 3;
by adopting the technical scheme, after the clamping nut 8 outside the clamping rod 3 is adjusted, the inverted tooth at the bottom side of the gear ring 9 is influenced by the thrust of the non-return spring 10 to be meshed with the inverted tooth at the top side of the clamping nut 8, the clamping nut 8 is limited by the gear ring 9, the clamping nut 8 is prevented from reversing and loosening, and the fixing effect of the clamping nut 8 on a large gear is guaranteed.
Specific use and action of the embodiment: when the large-sized gear is placed at the top of the supporting convex block, the movable adjusting piece is driven to move downwards through the adjusting nut, the reset spring is in a compression force storage state, the bottom connecting rod and the top connecting rod drive the three clamping rods to horizontally expand outwards, the interval distance between the three clamping rods is increased, the three clamping rods are attached to the inner side of the large-sized gear, the horizontal limiting effect on the large-sized gear is achieved, the machining accuracy of teeth on the periphery of the large-sized gear is guaranteed, and the requirement of machining of the large-sized gears with different specifications is met well; after the horizontal limit of the large gear is finished, the outer clamping nuts 8 of the three clamping rods 3 are sequentially rotated, so that the bottoms of the clamping nuts 8 are tightly attached to the top side of the large gear, the large gear is fixed in an auxiliary mode through the clamping nuts 8, the large gear is prevented from being displaced up and down, stability in machining operation of the large gear is guaranteed, and machining precision of teeth on the periphery of the large gear is improved; when the clamping nut 8 outside the clamping rod 3 is completely adjusted, the inverted teeth at the bottom side of the gear ring 9 are meshed with the inverted teeth at the top side of the clamping nut 8 under the influence of the thrust of the non-return spring 10, the clamping nut 8 is limited through the gear ring 9, the clamping nut 8 is prevented from reversing and loosening, and the fixing effect of the clamping nut 8 on a large gear is ensured; when the adjusting nut reversely rotates, the movable adjusting piece moves upwards under the influence of thrust, and the bottom connecting rod and the top connecting rod drive the three clamping rods to shrink inwards horizontally, so that the processed large gear is taken down, and the operation is simpler and more convenient.
Finally, it should be noted that the present invention is generally described in terms of a/a pair of components, such as the location of each component and the mating relationship therebetween, however, those skilled in the art will appreciate that such location, mating relationship, etc. are equally applicable to other components/other pairs of components.
The foregoing is merely exemplary embodiments of the present invention and is not intended to limit the scope of the invention, which is defined by the appended claims.
Claims (8)
1. An auxiliary clamping device for machining a large gear is characterized by comprising: a base (1); six bottom connecting rods (2) are connected inside the base (1) in a surrounding mode, the bottom connecting rods (2) are connected with the bottoms of the clamping rods (3), and the clamping rods (3) are distributed on the periphery of the base (1) in a surrounding mode; the top of the base (1) is connected with a movable adjusting piece (5), three top connecting rods (4) are connected in a surrounding mode in the movable adjusting piece (5), and the top connecting rods (4) are connected with the top of the clamping rods (3); the top of the base (1) is connected with a return spring (6) and an adjusting nut (7), and the return spring (6) and the adjusting nut (7) are respectively contacted with the movable adjusting piece (5); the clamping rod (3) outside is equipped with support lug (301), clamping rod (3) external connection has clamp nut (8), and clamp nut (8) top and ring gear (9) contact to ring gear (9) suit is outside clamping rod (3).
2. The auxiliary clamping device for machining a large gear as claimed in claim 1, wherein: the bottom ends of the clamping rods (3) are respectively connected with the top ends of the two bottom connecting rods (2) in a rotating mode, the bottom ends of the bottom connecting rods (2) are connected with the base (1) in a rotating mode, and the clamping rods (3) are parallel to the base (1).
3. The auxiliary clamping device for machining a large gear as claimed in claim 1, wherein: the top of the base (1) is provided with a screw (101), the movable adjusting piece (5) is sleeved outside the screw (101) in a sliding way, the top end of the top connecting rod (4) is rotationally connected with the movable adjusting piece (5), and the bottom end of the top connecting rod (4) is rotationally connected with the top end of the clamping rod (3).
4. A large gear machining auxiliary clamping device as claimed in claim 3, wherein: the screw rod (101) outside cover return spring (6), return spring (6) bottom and base (1) top side contact, return spring (6) top and movable adjusting piece (5) bottom side contact.
5. A large gear machining auxiliary clamping device as claimed in claim 3, wherein: the adjusting nut (7) is connected to the outside of the screw rod (101) in a threaded mode, and the adjusting nut (7) is in contact with the top side of the movable adjusting piece (5).
6. The auxiliary clamping device for machining a large gear as claimed in claim 1, wherein: the clamping rod (3) is externally provided with external threads, the clamping nut (8) is in threaded connection with the outside of the clamping rod (3), and the clamping nut (8) is positioned at the top of the supporting lug (301).
7. The auxiliary clamping device for machining a large gear as claimed in claim 1, wherein: two spouts (302) have been seted up to clamping lever (3) outside in the symmetry form, and ring gear (9) inboard is equipped with two sliders (901) in the symmetry form, slider (901) sliding connection in spout (302), and ring gear (9) bottom side is encircleed the form and is equipped with the pawl, and clamping nut (8) top side is encircleed the form and is equipped with the pawl, and ring gear (9) bottom side pawl meshes with clamping nut (8) top side pawl mutually.
8. The auxiliary clamping device for machining a large gear as claimed in claim 1, wherein: the clamping rod (3) is externally sleeved with a non-return spring (10), the bottom end of the non-return spring (10) is contacted with the top side of the gear ring (9), and the top end of the non-return spring (10) is contacted with the clamping rod (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311432567.1A CN117140114B (en) | 2023-11-01 | 2023-11-01 | Application method of auxiliary clamping device for machining large gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311432567.1A CN117140114B (en) | 2023-11-01 | 2023-11-01 | Application method of auxiliary clamping device for machining large gear |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117140114A true CN117140114A (en) | 2023-12-01 |
| CN117140114B CN117140114B (en) | 2023-12-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311432567.1A Active CN117140114B (en) | 2023-11-01 | 2023-11-01 | Application method of auxiliary clamping device for machining large gear |
Country Status (1)
| Country | Link |
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| CN (1) | CN117140114B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08231178A (en) * | 1995-02-28 | 1996-09-10 | Mitsubishi Heavy Ind Ltd | Cylindrical body restrainer |
| CN107635905A (en) * | 2015-05-19 | 2018-01-26 | Ihc荷兰Ie有限公司 | Flange hoisting tool |
| CN110181302A (en) * | 2019-05-30 | 2019-08-30 | 广东天机工业智能系统有限公司 | Clamping device |
| CN213112233U (en) * | 2020-08-19 | 2021-05-04 | 贝原合金（苏州）有限公司 | Hoisting tool for processing medium-sized aluminum casing |
| CN114908243A (en) * | 2022-05-31 | 2022-08-16 | 重庆赛之源齿轮制造有限公司 | Heat treatment tool for internal spline gear |
| CN218964262U (en) * | 2022-12-17 | 2023-05-05 | 湖北西展汽车零部件有限公司 | Gear hobbing clamping device for speed reducer gear |
-
2023
- 2023-11-01 CN CN202311432567.1A patent/CN117140114B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08231178A (en) * | 1995-02-28 | 1996-09-10 | Mitsubishi Heavy Ind Ltd | Cylindrical body restrainer |
| CN107635905A (en) * | 2015-05-19 | 2018-01-26 | Ihc荷兰Ie有限公司 | Flange hoisting tool |
| CN110181302A (en) * | 2019-05-30 | 2019-08-30 | 广东天机工业智能系统有限公司 | Clamping device |
| CN213112233U (en) * | 2020-08-19 | 2021-05-04 | 贝原合金（苏州）有限公司 | Hoisting tool for processing medium-sized aluminum casing |
| CN114908243A (en) * | 2022-05-31 | 2022-08-16 | 重庆赛之源齿轮制造有限公司 | Heat treatment tool for internal spline gear |
| CN218964262U (en) * | 2022-12-17 | 2023-05-05 | 湖北西展汽车零部件有限公司 | Gear hobbing clamping device for speed reducer gear |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117140114B (en) | 2023-12-29 |
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