CN106493273B - A kind of numerical control gear rollforming device and its application - Google Patents
A kind of numerical control gear rollforming device and its application Download PDFInfo
- Publication number
- CN106493273B CN106493273B CN201611255193.0A CN201611255193A CN106493273B CN 106493273 B CN106493273 B CN 106493273B CN 201611255193 A CN201611255193 A CN 201611255193A CN 106493273 B CN106493273 B CN 106493273B
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- China
- Prior art keywords
- rolling wheel
- blank
- wheel shaft
- support base
- axis
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H5/00—Making gear wheels, racks, spline shafts or worms
- B21H5/02—Making gear wheels, racks, spline shafts or worms with cylindrical outline, e.g. by means of die rolls
Abstract
A kind of numerical control gear rollforming device, including fuselage, rolling movement control system and rolling wheel mold；The fuselage includes pedestal, linear guide, movable carriage, rolling wheel shaft support base and blank axis support base；Two rolling wheel shaft support bases are symmetricly set in linear guide by movable carriage, and the blank axis support base setting is on the base.A kind of numerical control gear rollforming device of the present invention, it can be under the premise of inexpensive small tooling, the accurate cold roll-forming numerical control processing for realizing different moduluses, number of teeth standard aluminum gear, obtains the higher gear of profile accuracy, provides a kind of new method for Gear Production manufacture.
Description
Technical field
The present invention relates to a kind of numerical control gear rollforming device and its applications, belong to the technical field of roll forming.
Background technique
Gear rolling forming is a kind of Gear Processing mode being widely noticed in recent years, which is to be with generation gear grinding
Basis, by outer power drive rolling wheel mold squeeze revolution class blank, make blank occurs under room temperature or cold conditions be plastically deformed and
Produce few precision manufactureing method without cutting of gear.
In terms of gear rolling forming mode, continuous plastic history may make gear corner filling capacity stronger, simultaneously
The contact area of rolling wheel and blank is small during rolling makes required load also smaller；Rolling fixture system takes up space
Smaller, theoretically rolling wheel can rolling be engaged many times with workpiece, and the form of gear tooth precision because obtained from is also higher.Therefore, from
It is seen on forming mode and Technology Potential, unsatisfactory, demoulding is difficult overcoming forging and molding tooth form corner to fill for gear rolling technique
The problems such as and improve production efficiency, reduce die cost, tooling be easily achieved etc. with more important research significance with
Preferable application prospect.
Currently, in recent years, though impressive progress is achieved in the research of technique for rolling technology experiment and device fabrication both at home and abroad,
But be mainly used in production spline or screw thread, the device not specially towards gear rolling forming, it is domestic about gear rolling at
The research of shape mostly carries out on some rolling mills, though such equipment technology is more mature, fuselage is huge, and structure is complicated, system
Make higher cost.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of numerical control gear rollforming device.
The present invention also provides a kind of application methods of above-mentioned apparatus.
Technical scheme is as follows:
A kind of numerical control gear rollforming device, including fuselage, rolling movement control system and rolling wheel mold；
The fuselage includes pedestal 1, linear guide 2, movable carriage 3, rolling wheel shaft support base 8 and blank axis support base 9；
Two rolling wheel shaft support bases 8 are symmetricly set in linear guide 2 by movable carriage 3, the blank axis
Support base 9 is arranged on the pedestal 1；22 He of rolling wheel mold is axially disposed on the rolling wheel shaft support base 8
Roll wheel shaft 23；Blank 7 is axially provided on the blank axis support base 9；
The rolling movement control system includes controlled surge motion control system and Feed Motion Control system；It is described
Surge motion control system includes the first motor that driving rolling wheel shaft 23 rotates, the second motor for driving blank axis 24 to rotate；
The first motor includes the rolling wheel shaft speed reducer axially connected and rolling wheel shaft servo motor；Rolling wheel shaft subtracts
Fast machine is rigidly connected with rolling wheel shaft using sliding cross coupling II；
Second motor includes the blank axis servo motor 14 and blank axis speed reducer 15 axially connected；The blank axis
15 output shaft of speed reducer is rigidly connected by conical gear 13 and blank axis 24；
The Feed Motion Control system includes forward lead screw axis 21, screw axis support base, rotation hand wheel 20 and drives just
The driving portion that anti-screw axis 21 rotates.
Preferred according to the present invention, the driving portion is rotation hand wheel 20 and/or third motor, and the third motor includes
The forward lead screw axis speed reducer 4 and forward lead screw axis servo motor 5 axially connected；The output shaft of forward lead screw axis speed reducer 4 with
21 one end of forward lead screw axis is rigidly connected using sliding cross coupling I, and 21 other end of forward lead screw axis and rotation hand wheel 20 are rigid
Property connection.The forward lead screw axis 21 can both be driven by servo motor, can also be manual by the rotation hand wheel 20 of installation
Driving.Above-mentioned rolling movement control system can synchronize and asynchronous controlling rolling wheel shaft 23, the revolving speed of blank axis 24, steering, fortune
Turn time etc.；Rolling wheel mold 22 is the master gear and profile modified gear of a series of different parameters, is mounted on rolling wheel shaft 23.
Preferred according to the present invention, lateral direction penetrating is provided with rolling wheel shaft support base on the rolling wheel shaft support base 8
Threaded hole 801；Rolling wheel shaft support base bearing position counter sink 802 is additionally provided on the rolling wheel shaft support base 8.It sets herein
Meter is, since roll-forming process radial motion distance is smaller, threaded hole is arranged will pass through matched screw axis rotation and match
Crossed belt moves support base and realizes accurate fine opposite linear motion.
Preferred according to the present invention, lateral direction penetrating is provided with blank axis support block hole on the blank axis support base 9
1001；Blank axis support base bearing position counter sink 1002 is additionally provided on the blank axis support base 9.Design is herein,
Lateral direction penetrating is provided with blank axis support block hole 1001 on the blank axis support base 9.The movable carriage 3 passes through feeding
Kinetic control system can be realized synchronous out movement, and forward lead screw axis 21 passes through rolling wheel shaft support base 8 and blank axis supports
Seat 9 drives pairs of 22 out movement of rolling wheel mold by rotating forward lead screw axis 21, rolls wheel shaft support base 8 with blank axis
It is symmetrically installed centered on support base 9, guarantees that rolling wheel mold 22 is synchronized to blank 7 and equidistantly feed and recess.Roll wheel shaft 23 with
Blank axis 24 realizes axial rotation by being fixed on the plane bearing of support base two-port.
Preferred according to the present invention, the both ends of the rolling wheel mold are provided with rolling wheel die cover plate 2202.In enclosed
When rolling, mating corresponding rolling wheel die cover plate 2202, as shown in Figure 4.
It is preferred according to the present invention, felt pad is set between the blank axis support base 9 and pedestal 1, in the blank
Circuit in series indicator light 11 is set between axis support base 9 and rolling wheel shaft support base 8.Design is herein, for judging rolling
Whether wheel mold 22 contacts with blank 7.In rolling wheel mold 22 and 7 Contact of blank, connection rolling wheel shaft support base 8 and base
Indicator light 11 between material axis support base 9 lights.
Such as the application method of above-mentioned numerical control gear rollforming device, comprising:
1) it charges: the rolling wheel mold 22 and blank 7 is separately mounted to rolling wheel shaft 23 and blank axis by fixture
24 the same end position；
2) rotation control rollforming: is carried out to rolling wheel shaft 23 and blank axis 24 respectively using rolling movement control system
System is realized and carries out rolling to blank 7.Gear rolling forming process is completed in shaft end, meanwhile, rolling wheel mold 22 and blank are installed
7 fixture is removable clamps, is convenient for changing different rolling wheel molds 22 and blank 7.Rolling wheel mold 22 be different moduluses and
The mated gear of the number of teeth.
It is preferred according to the present invention, before the rolling of step 2) starts, it is adjusted to circumferential to the gear of rolling wheel mold 22
Position, so that two rolling wheel molds 22 are circumferentially being consistent indexing.
The corresponding revolving speed and starter, rolling wheel mold 22 and blank 7 of rolling wheel mold 22 and blank 7 is arranged in the present invention
It is driven by servo motor to be rotated according to certain revolving speed and turning to, numerical control or the rotation of forward lead screw axis 21 is manually controlled, just
Anti- screw axis 21 is rotated by positive/negative thread drives the rolling wheel shaft support base 8 in movable carriage 3 that opposite direction occurs along linear guide 2
Movement drives rolling wheel mold 22 to feed to 7 direction of blank afterwards, and when blank 7 and rolling wheel mold 22 contact, indicator light 11 is bright
It rises, is once again set up the parameters such as revolving speed, steering, the rotational time of rolling wheel mold 22 and blank 7 according to certain movement parameter at this time,
So that blank 7 is required according to certain by rotary rolling mill for several times, marginal portion forms standard tooth form under rolling movement.
Technological merit of the invention is as follows:
A kind of numerical control gear rollforming device of the present invention can be realized under the premise of inexpensive small tooling
The accurate cold roll-forming numerical control processing of different moduluses, number of teeth standard aluminum gear, obtains the higher gear of profile accuracy, is tooth
Wheel, which is manufactured, provides a kind of new method.
Detailed description of the invention
Fig. 1 is the schematic perspective view of numerical control gear rollforming device of the invention；
Fig. 2 is rolling wheel shaft clamping support schematic diagram of the invention；
Fig. 3 is blank axis clamping support schematic diagram of the invention；
Fig. 4 is the rolling wheel mold schematic diagram used when the rolling of the invention using enclosed；
In Fig. 1: 1, pedestal；2, linear guide；3, movable carriage；4, forward lead screw axis speed reducer；5, forward lead screw axis is watched
Take motor；6, sliding cross coupling I；7, blank；8, wheel shaft support base is rolled；9, blank axis support base；10, blank spindle motor
Bracket；11, indicator light；12, sliding cross coupling II；13, conical gear；14, blank axis servo motor；15, blank axis subtracts
Fast machine；16, wheel shaft speed reducer I is rolled；17, wheel shaft servo motor I is rolled；18, wheel shaft speed reducer II is rolled；19, wheel shaft is rolled
Servo motor II；20, rotation hand wheel；21, forward lead screw axis；22, rolling wheel mold；23, wheel shaft is rolled；24, blank axis.
In Fig. 2,801, rolling wheel shaft support base threaded hole；802, wheel shaft support base bearing position counter sink is rolled；
In Fig. 3,1001, blank axis support block hole；1002 blank axis support base bearing position counter sinks.
Rolling wheel mold in Fig. 4, when 2201, enclosed formula rolling；2202, rolling wheel die cover plate.
Specific embodiment
The present invention is described in detail below with reference to embodiment and Figure of description, but not limited to this.
As shown in Figs 1-4.
Embodiment 1,
A kind of numerical control gear rollforming device, including fuselage, rolling movement control system and rolling wheel mold；
The fuselage includes pedestal 1, linear guide 2, movable carriage 3, rolling wheel shaft support base 8 and blank axis support base 9；
Two rolling wheel shaft support bases 8 are symmetricly set in linear guide 2 by movable carriage 3, the blank axis
Support base 9 is arranged on the pedestal 1；22 He of rolling wheel mold is axially disposed on the rolling wheel shaft support base 8
Roll wheel shaft 23；Blank 7 is axially provided on the blank axis support base 9；
The rolling movement control system includes controlled surge motion control system and Feed Motion Control system；It is described
Surge motion control system includes the first motor that driving rolling wheel shaft 23 rotates, the second motor for driving blank axis 24 to rotate；
The first motor includes the rolling wheel shaft speed reducer 16 axially connected and rolling wheel shaft servo motor 17；Rolling wheel
Axis speed reducer 16 and rolling wheel shaft are rigidly connected using sliding cross coupling II 12；
The rolling wheel shaft speed reducer 18 and rolling wheel shaft servo motor 19 axially connected；Roll wheel shaft speed reducer 18 and rolling
Wheel shaft 23 is rigidly connected using sliding cross coupling II；
Second motor includes the blank axis servo motor 14 and blank axis speed reducer 15 axially connected；The blank axis
15 output shaft of speed reducer is rigidly connected by conical gear 13 and blank axis 24；
The Feed Motion Control system includes forward lead screw axis 21, screw axis support base, rotation hand wheel 20 and drives just
The driving portion that anti-screw axis 21 rotates.
The driving portion is rotation hand wheel 20, and output shaft and 21 one end of forward lead screw axis of forward lead screw axis speed reducer 4 make
It is rigidly connected with sliding cross coupling I 6,21 other end of forward lead screw axis and rotation hand wheel 20 are rigidly connected.
Embodiment 2,
A kind of numerical control gear rollforming device as described in Example 1, difference are that the driving portion is rotation hand
Wheel 20 and third motor, the third motor include the forward lead screw axis speed reducer 4 axially connected and forward lead screw axis servo electricity
Machine 5；The output shaft of forward lead screw axis speed reducer 4 is rigidly connected with 21 one end of forward lead screw axis using sliding cross coupling I, just
Anti- 21 other end of screw axis and rotation hand wheel 20 are rigidly connected.
Embodiment 3,
A kind of numerical control gear rollforming device as described in embodiment 1,2, difference is, in the rolling wheel shaft branch
Lateral direction penetrating is provided with rolling wheel shaft support base threaded hole 801 on support seat 8；It is additionally provided on the rolling wheel shaft support base 8
Roll wheel shaft support base bearing position counter sink 802.
Lateral direction penetrating is provided with blank axis support block hole 1001 on the blank axis support base 9；In the blank axis
Blank axis support base bearing position counter sink 1002 is additionally provided on support base 9.
The both ends of the rolling wheel mold are provided with rolling wheel die cover plate 2202.
Embodiment 4,
A kind of numerical control gear rollforming device as described in embodiment 1,2, difference are, support in the blank axis
Felt pad is set between seat 9 and pedestal 1, circuit in series is set between the blank axis support base 9 and rolling wheel shaft support base 8
Indicator light 11.
Embodiment 5,
The application method of numerical control gear rollforming device as described in embodiment 1-4, comprising:
1) it charges: the rolling wheel mold 22 and blank 7 is separately mounted to rolling wheel shaft 23 and blank axis by fixture
24 the same end position；
2) rotation control rollforming: is carried out to rolling wheel shaft 23 and blank axis 24 respectively using rolling movement control system
System is realized and carries out rolling to blank 7.
Embodiment 6,
The application method of numerical control gear rollforming device as described in Example 5, difference is, in the rolling of step 2)
Before beginning, it is adjusted to the gear circumferential position to rolling wheel mold 22, so that two rolling wheel molds 22 are consistent circumferentially
Indexing.
Claims (6)
1. a kind of numerical control gear rollforming device, including fuselage, rolling movement control system and rolling wheel mold；Its feature exists
In the fuselage includes pedestal (1), linear guide (2), movable carriage (3), rolling wheel shaft support base (8) and blank axis support
Seat (9)；
Two rolling wheel shaft support bases (8) are symmetricly set on linear guide (2) by movable carriage (3), the blank
Axis support base (9) is arranged on the pedestal (1)；Rolling wheel is axially disposed on the rolling wheel shaft support base (8)
Mold (22) and rolling wheel shaft (23)；Blank (7) are axially provided on the blank axis support base (9)；
The rolling movement control system includes controlled surge motion control system and Feed Motion Control system；
The rolling movement control system carries out rotation control to rolling wheel shaft (23) and blank axis (24) respectively；
The surge motion control system includes the first motor of driving rolling wheel shaft (23) rotation, driving blank axis (24) rotation
The second motor；
The first motor includes the rolling wheel shaft speed reducer axially connected and rolling wheel shaft servo motor, two rolling wheel shafts
(23) each in is provided with rolling wheel shaft speed reducer and rolling wheel shaft servo motor；Roll wheel shaft speed reducer and rolling wheel
Axis is rigidly connected using sliding cross coupling II；
Second motor includes the blank axis servo motor (14) and blank axis speed reducer (15) axially connected；The blank axis
Speed reducer (15) output shaft is rigidly connected by conical gear (13) and blank axis (24)；
The Feed Motion Control system includes forward lead screw axis (21), screw axis support base, rotation hand wheel (20) and drives just
The third motor of anti-screw axis (21) rotation, the third motor include the forward lead screw axis speed reducer (4) axially connected and just
Anti- screw axis servo motor (5)；The output shaft of forward lead screw axis speed reducer (4) and forward lead screw axis (21) one end are sliding using cross
Block shaft coupling I rigid connection, forward lead screw axis (21) other end and rotation hand wheel (20) are rigidly connected；
Lateral direction penetrating is provided with blank axis support block hole (1001) on the blank axis support base (9)；
The both ends of rolling wheel mold are provided with rolling wheel die cover plate (2202).
2. a kind of numerical control gear rollforming device according to claim 1, which is characterized in that in the rolling wheel shaft branch
Lateral direction penetrating is provided with rolling wheel shaft support base threaded hole (801) in support seat (8)；On the rolling wheel shaft support base (8) also
It is provided with rolling wheel shaft support base bearing position counter sink (802).
3. a kind of numerical control gear rollforming device according to claim 1, which is characterized in that supported in the blank axis
Blank axis support base bearing position counter sink (1002) is additionally provided on seat (9).
4. a kind of numerical control gear rollforming device according to claim 1, which is characterized in that supported in the blank axis
Felt pad is set between seat (9) and pedestal (1), is arranged between the blank axis support base (9) and rolling wheel shaft support base (8)
Circuit in series indicator light (11).
5. the application method of numerical control gear rollforming device as described in claim 1-4 any one, which is characterized in that the party
Method includes:
1) it charges: the rolling wheel mold (22) and blank (7) is separately mounted to rolling wheel shaft (23) and blank by fixture
The same end position of axis (24)；
2) rotation control rollforming: is carried out to rolling wheel shaft (23) and blank axis (24) respectively using rolling movement control system
System is realized and carries out rolling to blank (7).
6. the application method of numerical control gear rollforming device according to claim 5, which is characterized in that in step 2)
Before rolling starts, it is adjusted to the gear circumferential position to rolling wheel mold (22), so that two rolling wheel molds (22) are in circumferential direction
It is consistent indexing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611255193.0A CN106493273B (en) | 2016-12-30 | 2016-12-30 | A kind of numerical control gear rollforming device and its application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611255193.0A CN106493273B (en) | 2016-12-30 | 2016-12-30 | A kind of numerical control gear rollforming device and its application |
Publications (2)
| Publication Number | Publication Date |
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| CN106493273A CN106493273A (en) | 2017-03-15 |
| CN106493273B true CN106493273B (en) | 2019-01-04 |
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| CN201611255193.0A Expired - Fee Related CN106493273B (en) | 2016-12-30 | 2016-12-30 | A kind of numerical control gear rollforming device and its application |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109093039A (en) * | 2018-07-18 | 2018-12-28 | 太原科技大学 | It is a kind of horizontal cold to strike lathe |
| CN111558641B (en) * | 2020-05-08 | 2022-03-25 | 湖北坚丰科技股份有限公司 | External spline shaft cold extrusion precise forming device and forming method |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1063112C (en) * | 1997-07-09 | 2001-03-14 | 王来福 | Gear rolling cold-forging forming machine and feeding equipment thereof |
| DE69932765T2 (en) * | 1998-04-02 | 2007-09-13 | Nissei Co. Ltd., Ohtsuki | Round baking mold roller device |
| JP5862270B2 (en) * | 2011-12-16 | 2016-02-16 | アイシン精機株式会社 | Method for rolling helical gears using round dies |
| US9610629B2 (en) * | 2013-07-23 | 2017-04-04 | Nissei Co., Ltd. | Rolling machine and method of rolling gear using the rolling machine |
| CN104942190B (en) * | 2015-06-19 | 2016-10-19 | 山东省青岛生建机械厂 | Numerical control rolling mill |
| CN105328091A (en) * | 2015-12-11 | 2016-02-17 | 北京科技大学 | Large-modulus cylindrical gear near net hot-rolling shaping device |
| CN206445149U (en) * | 2016-12-30 | 2017-08-29 | 山东大学 | A kind of numerical control gear rollforming device |
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2016
- 2016-12-30 CN CN201611255193.0A patent/CN106493273B/en not_active Expired - Fee Related
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| CN106493273A (en) | 2017-03-15 |
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Granted publication date: 20190104 Termination date: 20211230 |