CN203509628U - Novel tooling fixture for gearbox - Google Patents
Novel tooling fixture for gearbox Download PDFInfo
- Publication number
- CN203509628U CN203509628U CN201320675381.4U CN201320675381U CN203509628U CN 203509628 U CN203509628 U CN 203509628U CN 201320675381 U CN201320675381 U CN 201320675381U CN 203509628 U CN203509628 U CN 203509628U
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- Prior art keywords
- wedge
- pull bar
- hole
- shaped
- gear
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- Expired - Lifetime
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- 238000003825 pressing Methods 0.000 claims abstract description 11
- 230000000149 penetrating effect Effects 0.000 abstract 2
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- IXSZQYVWNJNRAL-UHFFFAOYSA-N etoxazole Chemical compound CCOC1=CC(C(C)(C)C)=CC=C1C1N=C(C=2C(=CC=CC=2F)F)OC1 IXSZQYVWNJNRAL-UHFFFAOYSA-N 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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- Jigs For Machine Tools (AREA)
Abstract
The utility model discloses a novel tooling fixture for a gearbox. The novel tooling fixture comprises a fixture base plate used for being connected with a machine tool. A positioning stem which is in inserted positioning fit with the gearbox is fixedly mounted on the front end face of the fixture base plate horizontally. The positioning stem is provided with a draw bar runner penetrating the front end face of the fixture base plate axially, and a draw bar with the front end extending out of the draw bar runner is slidably arranged in the draw bar runner in a circumferential-rotation resistant manner. A draw bar resetting spring is in press fit at the position, between the front end face of the fixture base plate and the rear end face of the draw bar, in the draw bar runner. A pressing rod hole and a wedge hole are respectively formed in the front and the rear of the draw bar longitudinally, and a pressing rod which is in penetrating positioning fit with a workpiece hole of the gearbox is arranged in the pressing rod hole. A radial hole corresponding to the wedge hole is formed on the positioning stem in a running through manner, a wedge which is matched with a bevel of the wedge hole to push the draw bar to back to pull the pressing rod to further clamp the gearbox is arranged in the radial hole, and an operating component for controlling the wedge by hand turning is mounted on the fixture base plate.
Description
Technical field
The utility model relates to the technical field of mechanical frock, specifically a kind of gear-box Novel fixture.
Background technology
Jig is in metal cutting processing, in order to determine exactly the location of workpiece, and it is clamped securely, to accept the technological equipment in processing.Its Main Function is: guarantee reliably the crudy of workpiece, improve working (machining) efficiency, reduce labor intensity, give full play to and expand the processing performance of lathe, so jig occupies an important position in machine-building.The traditional baroque problem of gear-box jig ubiquity in prior art, and because the clamping stroke of design is relatively long, and causing fixture volume larger, cost of manufacture is relatively high.So just make conventional gearbox fixture not only take up room many, and operation is gone back and inconvenience, therefore also has improved space.
Summary of the invention
Technical problem to be solved in the utility model is for above-mentioned prior art present situation, and provide, occupies little space, and clamps that stroke is little, convenient mounting and clamping, a kind of gear-box Novel fixture simple in structure.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of gear-box Novel fixture, comprise the fixture chassis for being connected with machine tool, the front end face level on fixture chassis is installed with the locating dowel coordinating with gear-box suit location, locating dowel is shaped with axial perforation to the pull bar slideway of fixture chassis front end face, in pull bar slideway, the slip of anti-circumferential rotary type is provided with the pull bar that front end extends pull bar slideway, and in this pull bar slideway, be positioned between the rear end face of fixture chassis front end face and pull bar and be pressed with pull bar back-moving spring, the front and rear of pull bar is longitudinally shaped with respectively strut kong and slanting wedge hole, in strut kong, be provided with the workpiece hole of gear-box and wear the depression bar that location coordinates, in locating dowel, perforation corresponding with slanting wedge hole is shaped with radial hole, the extruding pushing drawing rod that matches with the slanting wedge hole inclined-plane of slanting wedge hole is set in this radial hole and retreats the wedge that pulls depression bar fastening teeth roller box, manual rotation is installed on fixture chassis and controls the operating assembly of wedge.
For optimizing technique scheme, the measure of taking also comprises:
Above-mentioned fixture chassis is disc-shaped structure, this first-class radian in fixture chassis is shaped with the hole that is linked and packed with the fixing assembling of machine tool, and fixture chassis front end Mian center is shaped with circular detent, one end top of pull bar back-moving spring is pressed in the diapire of detent (1b), the rear end face phase apical grafting of the other end of this pull bar back-moving spring and pull bar.
The cross section of above-mentioned pull bar is square or rectangular, and correspondingly the cross section of pull bar slideway is the square or rectangular suitable with the cross section of pull bar.
The depression bar projection that above-mentioned depression bar rear end is shaped with on gear-box, outer surface location apical grafting coordinates, and the front end spiral of this depression bar is provided with and prevents the radially clamping screw of vibration of depression bar, the pressing plate that clamping screw is arranged with under gear-box, outer surface location coordinates, depression bar is shaped with the locking screw pit coordinating with clamping screw.
Above-mentioned wedge is shaped with the wedge inclined-plane coordinating with the slanting wedge hole inclined-plane slip apical grafting of slanting wedge hole, and the wedge lift angle on slanting wedge hole inclined-plane and wedge inclined-plane is 8 degree, and the front end of wedge is shaped with the guide head coordinating with locating dowel radial hole slide-and-guide.
Above-mentioned operating assembly comprises and is weldingly fixed on fixture chassis and is positioned at the support frame plates of locating dowel below and the action bars equipped with longitudinal screw spiral spiral shell of support frame plates, and the drop-down wedge extruding of action bars spiral pushing drawing rod retreats.
On the guide head of above-mentioned wedge, be shaped with T-shaped notch, correspondingly action bars front end is processed with T-shaped notch and rotates the T connector clamping.
Compared with prior art, the utility model can position gear-box by the locating dowel on fixture chassis, and the thrust that the relative sliding that utilizes inclined-plane between wedge and pull bar produces retreats pull bar compression pull bar back-moving spring, thereby pull pressing plate through pull bar, realize and compress the object of reinforcing gear-box, simultaneously because wedge is longitudinally to arrange, under the deadweight of wedge and the double action of operating assembly, wedge has certain auto-lock function, can also effectively prevent that the phenomenon getting loose from appearring in gear-box in process.The utility model positioning precision is high, clamp stroke little, occupy little space, and simple in structure, convenient mounting and clamping, can meet the clamping demand of gear-box in the confined space.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of the utility model embodiment;
Fig. 2 is the right TV structure figure of Fig. 1;
Working state structure schematic diagram when Fig. 3 is the utility model fastening teeth roller box;
Fig. 4 is the right TV structure figure of Fig. 3;
Fig. 5 is the sectional structure chart of pull bar in Fig. 1;
Fig. 6 is the sectional structure chart of locating dowel in Fig. 1;
Fig. 7 is the structural representation of wedge in Fig. 1.
The specific embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
Fig. 1 is to Figure 7 shows that structural representation of the present utility model.
Reference numeral is wherein: gear box A, wedge lift angle α, fixture chassis 1, the hole 1a that is linked and packed, detent 1b, locating dowel 2, pull bar slideway 2a, radial hole 2b, pull bar 3, strut kong 3a, slanting wedge hole 3b, pull bar back-moving spring 4, depression bar 5, locking screw pit 5a, depression bar projection 51, wedge 6, wedge inclined-plane 6a, guide head 61, T-shaped notch 61a, clamping screw 7, pressing plate 8, operating assembly 9, support frame plates 91, action bars 92, T connector 92a.
As shown in Figures 1 to 7, a kind of gear-box Novel fixture of the present utility model, comprise the fixture chassis 1 for being connected with machine tool, the front end face level on fixture chassis 1 is installed with the locating dowel 2 coordinating with gear box A suit location, locating dowel 2 is shaped with the axial pull bar slideway 2a connecting to fixture chassis 1 front end face, in pull bar slideway 2a, the slip of anti-circumferential rotary type is provided with the pull bar 3 that front end extends pull bar slideway 2a, and in this pull bar slideway 2a, be positioned between the rear end face of fixture chassis 1 front end face and pull bar 3 and be pressed with pull bar back-moving spring 4, the front and rear of pull bar 3 is longitudinally shaped with respectively strut kong 3a and slanting wedge hole 3b, in strut kong 3a, be provided with the workpiece hole of gear box A and wear the depression bar 5 that location coordinates, in locating dowel 2, be shaped with radial hole 2b with the corresponding perforation of slanting wedge hole 3b, the extruding pushing drawing rod 3 that matches with the slanting wedge hole inclined-plane of slanting wedge hole 3b is set in this radial hole 2b and retreats the wedge 6 that pulls depression bar 5 to clamp gear box A, manual rotation is installed on fixture chassis 1 and controls the operating assembly 9 of wedge 6.The utility model is a kind of jig, for fixing to clamp gear box A, prevents that gear box A is in Tutrning Process, owing to being subject to the impact of Cutting Force, is subjected to displacement, and departs from the correct processing stations previously having occupied.Traditional gear-box fixture is conventionally because clamping the phenomenons such as stroke causes complex structure compared with long, and volume is large, installing/dismounting difficulty, so inconvenient operation, and production efficiency is low.The utility model is first located gear box A by locating dowel 2, then adopt the clamping structure of Wedge type, utilize the thrust of the relative sliding generation on wedge 6 and 3 inclined-planes of pull bar that pull bar 3 compression pull bar back-moving springs 4 are retreated, and then pull depression bar 5 that gear box A is clamped by pull bar 3.Short and the reliable clamping of the clamping structure stroke of Wedge type, and because wedge 6 longitudinally arranges, so wedge 6 can realize self-locking under the double action of deadweight and operating assembly 9, thus can also prevent that gear box A from getting loose in the process of processing.The utility model is simple for structure, and registration clamps reliable and stablely, meets the clamping demand that product processed clip compact space is limited or be not easy to add other clamping modes.
In embodiment, fixture of the present utility model chassis 1 is disc-shaped structure, this first-class radian in fixture chassis 1 is shaped with the hole 1a that is linked and packed with the fixing assembling of machine tool, by being linked and packed, hole 1a can be fixed on whole fixture on lathe, the center of fixture chassis 1 front end face is shaped with circular detent 1b, one end top of pull bar back-moving spring 4 is pressed in the diapire of detent 1b, the rear end face phase apical grafting of the other end of this pull bar back-moving spring 4 and pull bar 3.When wedge 6 moves downward, push pushing drawing rod 3 compression pull bar back-moving springs 4 and retreat, the front horizontal reset of pull bar 3 relies on the spring-force driven dual of pull bar back-moving spring 4 to realize.
In embodiment, as can be seen from Figure 2, the cross section of pull bar 3 is square or rectangular, and correspondingly the cross section of pull bar slideway 2a is the square or rectangular suitable with the cross section of pull bar 3.Square or rectangular can prevent that pull bar 3 from circumferentially rotating effectively.
In embodiment, refer to Fig. 1 to Fig. 4, the depression bar projection 51 that depression bar 5 rear ends are shaped with in gear box A, outer surface location apical grafting coordinates, and the front end spiral of this depression bar 5 is provided with and prevents the radially clamping screw 7 of vibration of depression bar 5, the pressing plate 8 that clamping screw 7 is arranged with under gear box A, outer surface location coordinates, depression bar 5 is shaped with the locking screw pit 5a coordinating with clamping screw 7.Depression bar 5 is equipped with clamping screw 7 and pressing plate 8 can, by depression bar 5 lockings, prevent depression bar 5 vibrations.
As shown in Figure 6 and Figure 7, wedge 6 of the present utility model is shaped with the wedge inclined-plane 6a coordinating with the slanting wedge hole inclined-plane slip apical grafting of slanting wedge hole 3b, the wedge lift angle α of slanting wedge hole inclined-plane and wedge inclined-plane 6a is 8 degree, and the front end of wedge 6 is shaped with the guide head 61 coordinating with locating dowel 2 radial hole 2b slide-and-guides.It is exactly to utilize the pressure that the movement of slanting wedge hole inclined-plane and wedge inclined-plane 6a produces to clamp gear box A that the utility model adopts wedge clamping mode, and wedge clamps the clamping force producing and calculates as follows:
In formula
---wedge clamps the clamping force (N) producing
Q---primary action power (N)
---wedge lift angle (o)
Wedge lift angle of the present utility model
be preferably 8 degree.
Realize in example as shown in Figures 1 to 4, operating assembly 9 comprises and is weldingly fixed on fixture chassis 1 and is positioned at the support frame plates 91 of locating dowel 2 belows and the action bars 92 equipped with longitudinal screw spiral spiral shell of support frame plates 91, and the drop-down wedge 6 extruding pushing drawing rods 3 of action bars 92 spiral retreat.
On the guide head 61 of wedge 6, be shaped with T-shaped notch 61a, correspondingly action bars 92 front ends are processed with T-shaped notch 61a and rotate the T connector 92a clamping.
The utility model is fixed on lathe by fixture chassis 1 in use, then gear box A is placed in locating dowel 2, again depression bar 5 is passed from the workpiece hole of gear-box 9 and the strut kong 3a of pull bar 3, clamping screw 7 and pressing plate 8 are by depression bar 5 lockings again, then by rotary manipulation bar 92, pull wedge 6 to move down, make pull bar 3 compression pull bar back-moving springs 4 drive depression bar 5, by depression bar 5, clamp gear box A.When opposite spin action bars 92, action bars 92 promotes wedge 6 and moves up, and now pull bar 3 is under the effect of pull bar back-moving spring 4, and pull bar 3 resets to unclamp and makes gear box A.
Claims (7)
1. a gear-box Novel fixture, comprise the fixture chassis (1) for being connected with machine tool, the front end face level on described fixture chassis (1) is installed with the locating dowel (2) coordinating with gear-box (A) suit location, it is characterized in that: described locating dowel (2) is shaped with axial perforation to the pull bar slideway (2a) of fixture chassis (1) front end face, in described pull bar slideway (2a), the slip of anti-circumferential rotary type is provided with the pull bar (3) that front end extends pull bar slideway (2a), and in this pull bar slideway (2a), be positioned between the rear end face of fixture chassis (1) front end face and pull bar (3) and be pressed with pull bar back-moving spring (4), the front and rear of described pull bar (3) is longitudinally shaped with respectively strut kong (3a) and slanting wedge hole (3b), in described strut kong (3a), be provided with the workpiece hole of gear-box (A) and wear the depression bar (5) that location coordinates, described locating dowel (2) is upper is shaped with radial hole (2b) with the corresponding perforation of slanting wedge hole (3b), the extruding pushing drawing rod (3) that matches with the slanting wedge hole inclined-plane of slanting wedge hole (3b) is set in this radial hole (2b) and retreats the wedge (6) that pulls depression bar (5) fastening teeth roller box (A), manual rotation is installed on described fixture chassis (1) and controls the operating assembly (9) of wedge (6).
2. a kind of gear-box Novel fixture according to claim 1, it is characterized in that: described fixture chassis (1) is disc-shaped structure, this first-class radian in fixture chassis (1) is shaped with the hole that is linked and packed (1a) with the fixing assembling of machine tool, and the center of described fixture chassis (1) front end face is shaped with circular detent (1b), one end top of described pull bar back-moving spring (4) is pressed in the diapire of detent (1b), the rear end face phase apical grafting of the other end of this pull bar back-moving spring (4) and pull bar (3).
3. a kind of gear-box Novel fixture according to claim 2, it is characterized in that: the cross section of described pull bar (3) is square or rectangular, correspondingly the cross section of described pull bar slideway (2a) is the square or rectangular suitable with the cross section of pull bar (3).
4. a kind of gear-box Novel fixture according to claim 3, it is characterized in that: described depression bar (5) rear end is shaped with the depression bar projection (51) coordinating with the upper outer surface of gear-box (A) location apical grafting, and the front end spiral of this depression bar (5) is provided with and prevents the radially clamping screw of vibration (7) of depression bar (5), described clamping screw (7) is arranged with the pressing plate (8) coordinating with the lower outer surface of gear-box (A) location, and described depression bar (5) is shaped with the locking screw pit (5a) coordinating with clamping screw (7).
5. a kind of gear-box Novel fixture according to claim 4, it is characterized in that: described wedge (6) is shaped with the wedge inclined-plane (6a) coordinating with the slanting wedge hole inclined-plane slip apical grafting of slanting wedge hole (3b), the wedge lift angle (α) of described slanting wedge hole inclined-plane and wedge inclined-plane (6a) is 8 degree, and the front end of described wedge (6) is shaped with the guide head (61) coordinating with locating dowel (2) radial hole (2b) slide-and-guide.
6. a kind of gear-box Novel fixture according to claim 5, it is characterized in that: described operating assembly (9) comprises that being weldingly fixed on fixture chassis (1) goes up and be positioned at the support frame plates (91) of locating dowel (2) below and the action bars (92) equipped with longitudinal screw spiral spiral shell of support frame plates (91), and the drop-down wedge of described action bars (92) spiral (6) extruding pushing drawing rod (3) retreats.
7. a kind of gear-box Novel fixture according to claim 6, it is characterized in that: on the guide head (61) of described wedge (6), be shaped with T-shaped notch (61a), correspondingly described action bars (92) front end is processed with T-shaped notch (61a) and rotates the T connector (92a) clamping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320675381.4U CN203509628U (en) | 2013-10-30 | 2013-10-30 | Novel tooling fixture for gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320675381.4U CN203509628U (en) | 2013-10-30 | 2013-10-30 | Novel tooling fixture for gearbox |
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| Publication Number | Publication Date |
|---|---|
| CN203509628U true CN203509628U (en) | 2014-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320675381.4U Expired - Lifetime CN203509628U (en) | 2013-10-30 | 2013-10-30 | Novel tooling fixture for gearbox |
Country Status (1)
| Country | Link |
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| CN (1) | CN203509628U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105798811A (en) * | 2016-05-30 | 2016-07-27 | 苏州赛腾精密电子股份有限公司 | Positioning and clamping jig |
| CN106378646A (en) * | 2016-10-20 | 2017-02-08 | 中核（天津）机械有限公司 | Baffle perforating device |
| CN107030501A (en) * | 2017-04-28 | 2017-08-11 | 南京工业职业技术学院 | A kind of wedge clamping device |
| CN107176091A (en) * | 2016-10-28 | 2017-09-19 | 叶波 | A kind of safe locking device of logistics transportation |
| CN108466168A (en) * | 2018-05-16 | 2018-08-31 | 浙江工业大学 | Novel mechanical grinding machining clamp with adjustable trace grinding thickness |
| CN108954881A (en) * | 2018-07-27 | 2018-12-07 | 贵州省智慧能源股份有限公司 | A kind of deep earth heart well slotting device and method |
| CN109940510A (en) * | 2017-12-19 | 2019-06-28 | 河南奔马股份有限公司 | Flexible sheet positioning device |
| CN110106341A (en) * | 2019-06-17 | 2019-08-09 | 北京航空航天大学 | A kind of narrow gap herringbone gear Special fixture for heat treatment |
| CN112122976A (en) * | 2020-09-23 | 2020-12-25 | 鹰普（中国）有限公司 | Force balance clamping mechanism |
| CN112475980A (en) * | 2020-12-30 | 2021-03-12 | 宁波菲克工程机械有限公司 | Tooth-surface inclined block mechanism for locking special-shaped parts |
-
2013
- 2013-10-30 CN CN201320675381.4U patent/CN203509628U/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105798811A (en) * | 2016-05-30 | 2016-07-27 | 苏州赛腾精密电子股份有限公司 | Positioning and clamping jig |
| CN106378646A (en) * | 2016-10-20 | 2017-02-08 | 中核（天津）机械有限公司 | Baffle perforating device |
| CN107176091A (en) * | 2016-10-28 | 2017-09-19 | 叶波 | A kind of safe locking device of logistics transportation |
| CN107030501A (en) * | 2017-04-28 | 2017-08-11 | 南京工业职业技术学院 | A kind of wedge clamping device |
| CN109940510A (en) * | 2017-12-19 | 2019-06-28 | 河南奔马股份有限公司 | Flexible sheet positioning device |
| CN108466168A (en) * | 2018-05-16 | 2018-08-31 | 浙江工业大学 | Novel mechanical grinding machining clamp with adjustable trace grinding thickness |
| CN108466168B (en) * | 2018-05-16 | 2024-04-12 | 浙江工业大学 | Novel mechanical grinding clamp with adjustable micro grinding thickness |
| CN108954881A (en) * | 2018-07-27 | 2018-12-07 | 贵州省智慧能源股份有限公司 | A kind of deep earth heart well slotting device and method |
| CN108954881B (en) * | 2018-07-27 | 2020-05-19 | 贵州省智慧能源股份有限公司 | Deep geothermal well slotting device and method |
| CN110106341A (en) * | 2019-06-17 | 2019-08-09 | 北京航空航天大学 | A kind of narrow gap herringbone gear Special fixture for heat treatment |
| CN112122976A (en) * | 2020-09-23 | 2020-12-25 | 鹰普（中国）有限公司 | Force balance clamping mechanism |
| CN112475980A (en) * | 2020-12-30 | 2021-03-12 | 宁波菲克工程机械有限公司 | Tooth-surface inclined block mechanism for locking special-shaped parts |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140402 |