CN202592216U - Novel numerical control wheel dresser - Google Patents
Novel numerical control wheel dresser Download PDFInfo
- Publication number
- CN202592216U CN202592216U CN 201220055870 CN201220055870U CN202592216U CN 202592216 U CN202592216 U CN 202592216U CN 201220055870 CN201220055870 CN 201220055870 CN 201220055870 U CN201220055870 U CN 201220055870U CN 202592216 U CN202592216 U CN 202592216U
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- China
- Prior art keywords
- wheel
- numerical control
- diamond
- planker
- ball screw
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Abstract
The utility model discloses a novel numerical control wheel dresser of a screw grinder. The novel numerical control wheel dresser comprises a motor (1), two shaft couplings (2), a servo motor I (3), a vertical guide rail (4), an upper carriage (5), a horizontal guide rail (6), two diamond wheels (7), a lower carriage (8), a servo motor II (9), a belt pulley mechanism (10) and two ball screw mechanisms (11), wherein orthogonal planar right-angled two-coordinate feeding mechanisms are formed, and numerical control interpolation of the diamond wheels in one plane is realized. According to the utility model, a grinding wheel in the screw grinder is trimmed in an automatic and numerical control manner, the trimmed grinding wheel is high in section precision and efficiency, and a trimming process is simple to operate and is not limited by experience.
Description
Technical field
The utility model belongs to grinding and grinding machine technical field, relates to the numerically controlled grinding wheel trimmer of a kind of complex profile screw rotor grinding, is used for the type of repairing of sophisticated helicoid part grinding wheel for grinding such as screw rotor and worm screw.
Background technology
The screw rotor grinding machine is a kind of special precision optical machinery process equipment, is used for the grinding of sophisticated helicoid parts such as screw rotor and worm screw.During the workpiece grinding, the wearing and tearing of emery wheel are to exist constantly, are the important process of screw rotor grinding machine to repairing again of emery wheel, are the important means that guarantees workpiece grinding accuracy and crudy.Because the difference of helicoid surface of the work shape, it also is different that the type that cuts of grinding wheel for grinding is required.Even for same workpiece, along with the wearing and tearing of emery wheel, grinding wheel diameter diminishes gradually, and section type of emery wheel also corresponding variation will take place.
Since the difference of workpiece type, the difference of grinding wheel diameter, and section type of emery wheel must carry out suitable finishing.Though the traditional hand finishing can address this problem, very high for the requirement of operator's experience, hand finish has certain randomness, and the quality of grinding work piece is unstable, and efficient is very low simultaneously.Therefore, a kind of NC dresser of utility model, with adapt to dissimilar helicoid workpiece, the type of repairing of emery wheel seems extremely important during with the wheel grinding of different-diameter.The expansion of while for the processing range of screw rotor grinding machine has positive meaning.
Summary of the invention
The utility model provides a kind of novel numerical control crushing of screw rotor grinding machine, adopts the numerical control form to drive two rolling wheel feedings, the type of repairing of needed grinding wheel section shape when realizing sophisticated helicoid workpiece grindings such as worm screw, screw rotors.
For realizing above-mentioned purpose, the technical scheme that the utility model adopted is:
The novel numerical control wheel dresser comprises motor, shaft coupling, servomotor I; Upright guide rail, last planker, horizontal guide rail, diamond wheel; Following planker, servomotor II, pulley mechanism and ball screw framework is characterized in that: said trimming device adopts orthogonal flat square two coordinate feed mechanisms; Be horizontal feed and vertically feeding, upright guide rail is arranged on the grinding carriage matrix, and following planker drives along the feeding of upright guide rail vertical direction through ball-screw; Horizontal guide rail is arranged on down the planker upper surface, and last planker drives the along continuous straight runs feeding through ball screw framework; Motor and diamond wheel all are arranged on the upper surface of planker, and connect through pulley mechanism.
Said ball screw framework is made up of leading screw and nut, and ball screw framework all adopts lead screw shaft can only rotate around self axis to not moving, and nut can not rotate and can only move axially along leading screw; Servomotor I is connected with leading screw in the ball screw framework through shaft coupling, and the following planker that is connected with nut in the ball screw framework is realized vertical feeding; Servomotor II is connected with leading screw in the ball screw framework through shaft coupling, and the last planker that is connected with nut in the ball screw framework is realized horizontal feed.
Said diamond wheel is a cone structure, and the centre of gyration is provided with installing hole, and diamond is arranged on the wheel rim of cone large end face, and two diamond wheel large end faces are installed on the same axis in opposite directions, by motor through the pulley mechanism driving rotational.
The wheel rim of said diamond wheel large end face is provided with fillet.
Said two diamond wheels are separately positioned on the and arranged on left and right sides of emery wheel central cross-section.
Novel numerical control wheel dresser disclosed in the utility model is installed in the top of the emery wheel of repairing, and with the variation of workpiece established angle, institute's emery wheel of repairing and trimming device together change all the time, in good time trimming wheel and need not adjust the emery wheel angle.
Novel numerical control wheel dresser disclosed in the utility model, said dressing tool adopt secondary diamond wheel finishing, only need diaxon interpolation in the plane can accomplish the finishing of any complex section emery wheel.
Novel numerical control wheel dresser disclosed in the utility model; Said dressing tool is cone structure; The centre of gyration has installing hole; Diamond is arranged in the wheel rim position of cone large end face, and the diamond wheel wheel rim of employing all has a fillet, utilizes fillet and emery wheel cross section envelope to accomplish the finishing of emery wheel.
The utility model compared with prior art; Adopt the described novel numerical control wheel dresser of the utility model; Be that a kind of novel numerical control crushing of screw rotor grinding machine has replaced traditional hand pattern emery wheel and repaiies the type method, realized that emery wheel repaiies the automation and the numerical controlization of type, the emery wheel of being repaired cuts that the type precision is high, efficient is high; It is easy to repair the type process operation, does not receive the restriction of experience.This has positive effect for the raising of helicoid workpiece machining accuracy and the expansion of screw rotor grinding machine processing range.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Fig. 2 is the utility model A-A direction schematic cross-section.
Wherein: 1-motor, 2-shaft coupling, 3-servomotor I, 4-upright guide rail, the last planker of 5-, 6-horizontal guide rail, 7-diamond wheel, planker under the 8-, 9-servomotor II, 10-pulley mechanism, 11-ball screw framework.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is done and to be further described:
Like Fig. 1 and Fig. 2, a kind of novel numerical control crushing of screw rotor grinding machine comprises motor 1; 3, one upright guide rails 4 of 2, one servomotor I of two shaft couplings; Go up 6, two diamond wheels 7 of 5, one horizontal guide rails of planker for one; 9, one pulley mechanism 10 of 8, one servomotor II of a following planker and two ball screw frameworks 11.
Orthogonal flat square two coordinate feed mechanisms are adopted in the novel numerical control crushing of screw rod grinding machine, promptly are divided into horizontal feed and vertically feeding.Servomotor I 3 drags down planker 8 with shaft coupling 2 and ball screw framework 11, realizes that planker 8 is together with vertically feeding of the horizontal feed mechanism of installing on it down.Servomotor II 9 drags planker 5 with shaft coupling 2 and ball screw framework 11, and planker 5 is together with motor 1, diamond wheel 7 and pulley mechanism 10 horizontal feeds installed on it in the realization.Realized the numerical control interpolation of wheel rim in same plane of diamond wheel through flat square two coordinate feed mechanisms as above.
Two diamond wheels 7 are cone structure, and the centre of gyration has installing hole, and diamond is arranged in the wheel rim of cone large end face.When diamond wheel did not rotate, holding wheel rim greatly was exactly one section little circular arc, and the radius of circular arc is exactly the adamantine arc radius that is embedded in wheel rim.When the diamond wheel of a side was made moving interpolation together with its installation matrix mounting plate 5 in flat square two coordinate feed mechanisms, the big end wheel rim of diamond wheel just went out a space curve in space envelope.In like manner, the little circular arc of the big end outer rim of the diamond wheel of opposite side also can go out a space curve by envelope.
When emery wheel was repaiied type, two diamond wheels 7 were arranged in the and arranged on left and right sides of emery wheel central cross-section.The big end outer rim envelope of left side diamond wheel goes out the emery wheel left side and cuts type, and the big end outer rim envelope of right side diamond wheel goes out the emery wheel right side and cuts type, and the control that emery wheel cuts type realizes through numerical control program.
Actual when repairing type, emery wheel rotates at a high speed does main motion, and the diamond wheel rotation is participated in repairing type with the different diamond of conversion, improves the type of the repairing efficient and the diamond wheel durability of emery wheel with this.
The described motor of the utility model can be two Buddha's warrior attendant disc spins of a driven by motor, also can be that two motors respectively drive a Buddha's warrior attendant disc spins, all belong to the utility model protection domain here.
The described novel numerical control wheel dresser of the utility model; Said trimming device adopts orthogonal flat square two coordinate feed mechanisms, promptly is divided into horizontal feed and vertically feeding, has realized the numerical control interpolation of wheel rim in same plane of diamond wheel through flat square two coordinate feed mechanisms; Therefore; No matter adopt which kind of digital control system, or how two coordinate stroke sizes to change, all belong to the utility model protection domain.
The described novel numerical control wheel dresser of the utility model; Said dressing tool is cone structure; The centre of gyration has installing hole; Diamond is arranged in the wheel rim position of cone large end face, and the diamond wheel wheel rim of employing all has a fillet, utilizes fillet and emery wheel cross section envelope to accomplish the finishing of emery wheel.The vary in diameter of dressing tool, the variation of diamond wheel wheel rim fillet, and pair its basic principles of rollers finishing are consistent to adopt single roller to repair still, all belong to the utility model protection domain.
Obviously, more than be specific descriptions to the utility model, any change of under the inventive concept of this programme, being made all will fall in the protection domain of the utility model.
Claims (5)
1. a novel numerical control wheel dresser comprises motor (1), shaft coupling (2); Servomotor I (3), upright guide rail (4), last planker (5); Horizontal guide rail (6), diamond wheel (7), following planker (8); Servomotor II (9), pulley mechanism (10) and ball screw framework (11) is characterized in that: said trimming device adopts orthogonal flat square two coordinate feed mechanisms; Be horizontal feed and vertically feeding, upright guide rail (4) is arranged on the grinding carriage matrix, and following planker (8) drives along upright guide rail (4) vertical direction feeding through ball-screw (11); Horizontal guide rail (6) is arranged on down planker (8) upper surface, and last planker (5) drives the along continuous straight runs feeding through ball screw framework (11); Motor (1) and diamond wheel (7) all are arranged on the upper surface of planker (5), and connect through pulley mechanism (10).
2. novel numerical control wheel dresser according to claim 1; It is characterized in that: said ball screw framework (11) is made up of leading screw and nut; Ball screw framework (11) all adopts lead screw shaft can only rotate around self axis to not moving, and nut can not rotate and can only move axially along leading screw; Servomotor I (3) is connected with leading screw in the ball screw framework (11) through shaft coupling (2), and the following planker (8) that is connected with nut in the ball screw framework (11) is realized vertical feeding; Servomotor II (9) is connected with leading screw in the ball screw framework (11) through shaft coupling (2), and the last planker (5) that is connected with nut in the ball screw framework (11) is realized horizontal feed.
3. novel numerical control wheel dresser according to claim 1; It is characterized in that: said diamond wheel (7) is a cone structure; The centre of gyration is provided with installing hole, and diamond is arranged on the wheel rim of cone large end face, and diamond wheel (7) is two; Its large end face is installed on the same axis in opposite directions, by motor (1) through pulley mechanism (10) driving rotational.
4. novel numerical control wheel dresser according to claim 3 is characterized in that: the wheel rim of said diamond wheel (7) large end face is provided with fillet.
5. novel numerical control wheel dresser according to claim 3 is characterized in that: said two diamond wheels (7) are separately positioned on the and arranged on left and right sides of emery wheel central cross-section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220055870 CN202592216U (en) | 2012-02-21 | 2012-02-21 | Novel numerical control wheel dresser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220055870 CN202592216U (en) | 2012-02-21 | 2012-02-21 | Novel numerical control wheel dresser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202592216U true CN202592216U (en) | 2012-12-12 |
Family
ID=47309800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220055870 Expired - Lifetime CN202592216U (en) | 2012-02-21 | 2012-02-21 | Novel numerical control wheel dresser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202592216U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102528665A (en) * | 2012-02-21 | 2012-07-04 | 陕西汉江机床有限公司 | Novel numerical-control grinding wheel dressing device |
-
2012
- 2012-02-21 CN CN 201220055870 patent/CN202592216U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102528665A (en) * | 2012-02-21 | 2012-07-04 | 陕西汉江机床有限公司 | Novel numerical-control grinding wheel dressing device |
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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: 20121212 |