CN203448793U - Slender shaft end hobbing fixture - Google Patents
Slender shaft end hobbing fixture Download PDFInfo
- Publication number
- CN203448793U CN203448793U CN201320565273.1U CN201320565273U CN203448793U CN 203448793 U CN203448793 U CN 203448793U CN 201320565273 U CN201320565273 U CN 201320565273U CN 203448793 U CN203448793 U CN 203448793U
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- adpting flange
- nut
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- flange
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Abstract
The utility model relates to a slender shaft end hobbing fixture, belonging to the technical field of gear processing technology. The slender shaft end hobbing fixture comprises a machine tool base, a connection flange with an apex at the central part as well as a base, wherein the base and the connection flange are fastened together by a hexagon nut with flange; a conical copper spring chuck is mounted in a taper hole at the upper end of the base; a gland nut is arranged outside the copper spring chuck; on the two sides of the center of the connection flange, the base and the connection flange are fastened together by a bolt; T-shaped slots are formed at the two ends of the connection flange; the connection flange is fastened on a machine tool worktable by a bolt through the nut and the T-shaped slots. The slender shaft end hobbing fixture provided by the utility model has the advantages of convenience in clamping, high processing efficiency, uniform stress, high precision, no vibration spot and the like, and can be applied to different roller machines.
Description
Technical field
The utility model relates to a kind of slender axles termination gear-hobbing clamp, belongs to Gearmaking Technology technical field.
Background technology
At present, when processing slim shaft gear, the gear-hobbing clamp adopting in gear hobbing operation as shown in Figure 2, its by lathe base 15, by nut 18 and bolt 19 be fixed on adpting flange 16 on lathe base 15, with nut 26 be fixed on lathe on adpting flange 16 top 24, be fitted in stirring bearing pin 23, be fixed on the elasticity heart carrier for bolt 20 of stirring bearing pin 23 one end and form on adpting flange 16.During processing parts, the hold-down bolt that uses spanner to tighten elasticity heart carrier for bolt 20 one end just can clamp part 21, the part lower end centre bore clamping is placed on top 24, the other end of elasticity heart carrier for bolt 20 leans against to be stirred before bearing pin 23, and hold out against part two ends centre bore with lathe top 22 and 24, lathe base turns clockwise, and by stirring bearing pin 23, drives part to realize processing.
Yet, because part to be processed belongs to thin and long shafts part, it is completely in vacant state to add man-hour, its discontinuity, adds the poor rigidity of part own, when carrying out the machinings such as turning, grinding, milling, gear hobbing, easily there is the problems such as bending, tapering, dolioform and vibration, the element precision processing does not reach the requirement of regulation, and flank of tooth surface roughness is poor, has the spot of shaking phenomenon; And adopt this fixture, clamping parts be inconvenient, debug time is long, working (machining) efficiency is low.
Summary of the invention
In order to overcome the defect existing in prior art, the utility model object is to provide a kind of convenient mounting and clamping, working (machining) efficiency is high, stressed evenly, precision is high, without the slender axles termination gear-hobbing clamp of the spot phenomenon of shaking.
To achieve these goals, the utility model is by the following technical solutions:
The utility model provides a kind of slender axles termination gear-hobbing clamp, comprise lathe base, also comprise that its centre is provided with top adpting flange and base, described base, adpting flange tightens together with hexagon nut with flange, taper copper collet is installed in the taper hole of described base upper end, copper collet is outside equipped with clamp nut, both sides, adpting flange center, with bolt, base and adpting flange are fastenedly connected, the two ends of adpting flange are provided with T-shaped groove, by T-shaped groove, with nut and T-shaped groove, with bolt, adpting flange is fastened on platen.
The top axiality ψ of top and lathe on described adpting flange is: ψ≤0.01mm.
Top axiality ψ on the described base upper end tapered hole conical surface and adpting flange is: ψ≤0.01mm.
Described base upper end bellmouth length L is: 80mm≤L≤130mm.
Described hexagon nut with flange inner side is provided with packing ring.
The inner side of described bolt is provided with plain washer.
The inner side of described nut is provided with plain washer.
Compared with prior art, the utlity model has following advantage:
Handling part very convenient, when processing parts, stressed section copper collet and lathe top between, shortened so the stressed distance of part, strengthened the rigidity of part in process, it is stressed evenly, the element precision that processes is high, without shaking spot phenomenon, thereby improved working (machining) efficiency.
2. according to the clamping diameter of part, can realize by changing the copper collet of corresponding internal diameter the processing of part, according to the size of the length of part and gear hobbing helical angle, can realize by changing the height of base the processing of part, thereby realize the versatility of fixture, reduced the input of production cost.
3. this fixture is highly suitable for processing slim axle gear hobbing gear.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Fig. 2 is prior art structural representation;
In figure: lathe base 1, adpting flange 2, plain washer 3, nut 4, bolt 5, base 6, plain washer 7, bolt 8, clamp nut 9, taper copper collet 10, workpiece 11, lathe are top 12, top 121, packing ring 13, hexagon nut with flange 14, lathe base 15, adpting flange 16, packing ring 17, nut 18, bolt 19, elasticity heart carrier for bolt 20, part 21, lathe are top 22, stir bearing pin 23, lathe is top 24, packing ring 25, nut 26.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further described:
As shown in Figure 1: the utility model provides a kind of slender axles termination gear-hobbing clamp, comprise lathe base 1, also comprise that its centre is provided with top 121 adpting flange 2 and base 6, described base 6, adpting flange 2 use hexagon nut with flanges 14 tighten together, in the taper hole of described base 6 upper ends, taper copper collet 10 is installed, copper collet 10 is outside equipped with clamp nut 9, adpting flange 2 both sides, center, with bolt 8, base 6 and adpting flange 2 are fastenedly connected, the two ends of adpting flange 2 are provided with T-shaped groove, by T-shaped groove, with nut 4 and T-shaped groove, with bolt 5, adpting flange 2 is fastened on platen.
On described adpting flange 2 top 121 with the axiality ψ of lathe top 22 is: ψ≤0.01mm.
The axiality ψ of top 121 on the described base 6 upper end tapered hole conical surfaces and adpting flange 2 is: ψ≤0.01mm.
Described base 6 upper end bellmouth length L are: 80mm≤L≤130mm.
Described hexagon nut with flange 14 inner sides are provided with packing ring 13.
The inner side of described bolt 8 is provided with plain washer 7.
The inner side of described nut 4 is provided with plain washer 3.
Installation process of the present utility model is as follows:
Adpting flange 2 is placed on the workbench of lathe base 1, proofread and correct the axiality ψ (ψ≤0.01mm) of top 121 and lathe top 12 on adpting flange 2, with plain washer 3 nuts 4 and T-shaped groove, with bolt 5, adpting flange 1 is threaded and is fixed tightly on platen, proofread and correct the top 121 axiality ψ (ψ≤0.01mm) on the base 6 upper end tapered hole conical surfaces and adpting flange 2, with plain washer 7 and bolt 8, base 6 is threaded and is fixed tightly on adpting flange 2, in base 6 upper end tapered holes, pack copper collet 10 into, turn round clamp nut 9.During processing parts, with spanner, clamp nut 9 is rotated to an angle from left to right, part 11 just can be by copper collet 10 insertion apparatus, part one end centre bore withstands on top 121, lathe top 12 holds out against part other end centre bore downwards, with spanner, lock from right to left clamp nut 9 and make copper collet 10 shrink self-centering clamping part, open lathe and carry out part gear hobbing processing.After process finishing, with spanner, clamp nut 9 is rotated to an angle from left to right, unclamp part.When diameter of part is different, only need to changes the copper collet 10 of correspondingly-sized and can realize processing.
Claims (7)
1. a slender axles termination gear-hobbing clamp, comprise lathe base (1), it is characterized in that: also comprise that its centre is provided with the adpting flange of top (121) (2) and base (6), described base (6), adpting flange (2) tightens together with hexagon nut with flange (14), in the taper hole of described base (6) upper end, taper copper collet (10) is installed, copper collet (10) is outside equipped with clamp nut (9), adpting flange (2) both sides, center, with bolt (8), base (6) and adpting flange (2) are fastenedly connected, the two ends of adpting flange (2) are provided with T-shaped groove, by T-shaped groove, with nut (4) and T-shaped for groove bolt (5) adpting flange (2) is fastened on platen.
2. slender axles as claimed in claim 1 termination gear-hobbing clamp, is characterized in that: top (121) on described adpting flange (2) with the axiality ψ of lathe top (12) are: ψ≤0.01mm.
3. slender axles as claimed in claim 1 termination gear-hobbing clamp, is characterized in that: the axiality ψ of top (121) on described base (6) the upper end tapered hole conical surface and adpting flange (2) is: ψ≤0.01mm.
4. slender axles as claimed in claim 1 termination gear-hobbing clamp, is characterized in that: described base (6) upper end bellmouth length L is: 80mm≤L≤130mm.
5. slender axles as claimed in claim 1 termination gear-hobbing clamp, is characterized in that: described hexagon nut with flange (14) inner side is provided with packing ring (13).
6. slender axles as claimed in claim 1 termination gear-hobbing clamp, is characterized in that: the inner side of described bolt (8) is provided with plain washer (7).
7. slender axles as claimed in claim 1 termination gear-hobbing clamp, is characterized in that: the inner side of described nut (4) is provided with plain washer (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320565273.1U CN203448793U (en) | 2013-09-12 | 2013-09-12 | Slender shaft end hobbing fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320565273.1U CN203448793U (en) | 2013-09-12 | 2013-09-12 | Slender shaft end hobbing fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203448793U true CN203448793U (en) | 2014-02-26 |
Family
ID=50128697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320565273.1U Expired - Lifetime CN203448793U (en) | 2013-09-12 | 2013-09-12 | Slender shaft end hobbing fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203448793U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104015064A (en) * | 2014-05-14 | 2014-09-03 | 安徽合力股份有限公司 | Hobbing die with fast replacement jacket |
| CN106670835A (en) * | 2015-11-06 | 2017-05-17 | 重庆赛之源齿轮制造有限公司 | Long-axis milling spline jig with auxiliary shoring |
| CN106670836A (en) * | 2015-11-06 | 2017-05-17 | 重庆赛之源齿轮制造有限公司 | Position adjustable long-axis spline milling jig |
| CN112894030A (en) * | 2020-12-29 | 2021-06-04 | 重庆市合川区昌友机械制造有限责任公司 | Positioning tool of band sawing machine for gear machining |
| CN113857506A (en) * | 2021-09-14 | 2021-12-31 | 北京工业大学 | A quick clamping device for readjusting the installation length of cylindrical workpieces |
| CN114536166A (en) * | 2022-01-21 | 2022-05-27 | 山西平阳重工机械有限责任公司 | Vane pump rotor clamping tool and method for machining vane pump rotor equal-division grooves |
-
2013
- 2013-09-12 CN CN201320565273.1U patent/CN203448793U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104015064A (en) * | 2014-05-14 | 2014-09-03 | 安徽合力股份有限公司 | Hobbing die with fast replacement jacket |
| CN106670835A (en) * | 2015-11-06 | 2017-05-17 | 重庆赛之源齿轮制造有限公司 | Long-axis milling spline jig with auxiliary shoring |
| CN106670836A (en) * | 2015-11-06 | 2017-05-17 | 重庆赛之源齿轮制造有限公司 | Position adjustable long-axis spline milling jig |
| CN112894030A (en) * | 2020-12-29 | 2021-06-04 | 重庆市合川区昌友机械制造有限责任公司 | Positioning tool of band sawing machine for gear machining |
| CN113857506A (en) * | 2021-09-14 | 2021-12-31 | 北京工业大学 | A quick clamping device for readjusting the installation length of cylindrical workpieces |
| CN114536166A (en) * | 2022-01-21 | 2022-05-27 | 山西平阳重工机械有限责任公司 | Vane pump rotor clamping tool and method for machining vane pump rotor equal-division grooves |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140226 |