CN203918132U - Roll tooth machine and combined type gear wheel thereof - Google Patents
Roll tooth machine and combined type gear wheel thereof Download PDFInfo
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- CN203918132U CN203918132U CN201420288730.1U CN201420288730U CN203918132U CN 203918132 U CN203918132 U CN 203918132U CN 201420288730 U CN201420288730 U CN 201420288730U CN 203918132 U CN203918132 U CN 203918132U
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- gear wheel
- screw thread
- roller bearing
- workpiece
- combined type
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Abstract
The utility model provides a kind of tooth machine and combined type gear wheel thereof of rolling, and roller bearing is provided with a plurality of sheet impressing moulds, and in the press face of shape impressing mould, is provided with the imprinted pattern of different size.When the surface of workpiece need to process the screw thread of plurality of specifications, the first spindle servo electric machine and the second spindle servo electric machine drive the first gear wheel and the second gear wheel reciprocating rotation, first adopt in a plurality of sheet impressing moulds one surface to workpiece to suppress, to obtain the screw thread of dimension; Further, travelling workpiece, and by the first gear wheel and the second gear wheel rotation predetermined angle, adopt another sheet impressing mould to suppress the surface of workpiece, and then at surface of the work, obtain the screw thread of another specification.Operation successively, just can, the in the situation that of a piece installing, form the screw thread of plurality of specifications at the diverse location of workpiece.Therefore, above-mentionedly roll tooth machine and combined type gear wheel is convenient to form the screw thread of plurality of specifications on same workpiece, thereby improved operating efficiency.
Description
Technical field
The utility model relates to screw thread cold processing technique, particularly relates to a kind of tooth machine and combined type gear wheel thereof of rolling.
Background technology
Roll tooth machine (being again screw-rolling machine), as one of equipment of cold extrusion screw thread, be widely used in the screw thread processing of various surface of the works.The operation principle of rolling tooth machine is: workpiece to be processed is placed between two gear wheels that are oppositely arranged, then rolls by gear wheel, on the surface of workpiece, form screw thread.Yet, general roll the screw thread that tooth machine can only roll out a kind of specification.When need to process the screw thread of two kinds and above specification on same workpiece time, need to shut down and change gear wheel debugging again.Therefore, traditional roll the complex operation that tooth machine makes to form the screw thread of plurality of specifications on same workpiece, thereby reduce operating efficiency.
Utility model content
Based on this, be necessary to provide a kind of screw thread of being convenient to form plurality of specifications on same workpiece, with the tooth machine that rolls and the combined type gear wheel thereof of increasing work efficiency.
A combined type gear wheel, comprising:
Roller bearing, is shaft-like; And
A plurality of sheet impressing moulds, around described roller bearing setting, the described sheet impressing mould dorsad surface of described roller bearing is press face, described press face is arc convex, and is provided with imprinted pattern in described press face;
Wherein, described in any the imprinted pattern of sheet impressing mould and all the other described at least one the imprinted pattern of sheet impressing mould there is different size.
In an embodiment, in the press face of described a plurality of sheet impressing moulds, be respectively arranged with the imprinted pattern of different size therein.
In an embodiment, described roller bearing is cylindrical therein, and described sheet impressing mould is arc-shaped concave towards the one side of described roller bearing, and radius of curvature is identical with the radius of curvature of described roller bearing.
In an embodiment, described roller bearing is provided with spacer pin, described at least one, on sheet impressing mould, offers draw-in groove therein, and described spacer pin and described draw-in groove hold, to prevent that described sheet impressing mould from rotating with respect to described roller bearing.
Roll a tooth machine, for form screw thread at surface of the work, described in roll tooth machine and comprise:
Passive base, which is provided with for clamping the clamping part of described workpiece;
The first gear wheel and the second gear wheel, described the first gear wheel and described the second gear wheel are the combined type gear wheel described in any one in the claims 1～4, described the first gear wheel and described the second gear wheel are located at described base rotationally, described the second gear wheel and described the first gear wheel are oppositely arranged, and with respect to described base slidably, so that described the second gear wheel near or away from described the first gear wheel;
The first spindle servo electric machine and the second spindle servo electric machine, be fixed on described base and be in transmission connection with described the first gear wheel and described the second gear wheel respectively, to drive described the first gear wheel and described the second gear wheel to rotate; And
Feeding propulsion assembly, is installed on described base, and described feeding propulsion assembly and described the second gear wheel are in transmission connection, to drive described the second gear wheel along described base sliding.
In an embodiment, described base comprises slide block therein, and described base is provided with linear slide rail, and described slide block is slidedly arranged on linear slide rail, and described the second gear wheel is rotating is located at described slide block.
In an embodiment, described feeding propulsion assembly comprises therein:
Feed servo motor, is fixed on described base;
Planetary reducer, is in transmission connection with the output shaft of described feed servo motor;
Ball screw, is in transmission connection with the output shaft of described planetary reducer; And
Nut, is fixed on described slide block, and described nut sleeve is located at described ball screw, and described feed servo electric machine rotation drives described ball screw to rotate, to drive described slide block to slide along described linear slide rail.
In an embodiment, the bottom of described base is provided with screw thread installation portion therein, and described screw thread installation portion coordinates with threaded fastener, described in fixing, rolls tooth machine.
In an embodiment, described base is provided with balancing weight therein, and described the first gear wheel, described the second gear wheel, described the first spindle servo electric machine and described the second spindle servo electric machine are all arranged on described balancing weight.
Above-mentioned tooth machine and the combined type gear wheel thereof of rolling, roller bearing is provided with a plurality of sheet impressing moulds, and in the press face of shape impressing mould, is provided with the imprinted pattern of different size.When the surface of workpiece need to process the screw thread of plurality of specifications, the first spindle servo electric machine and the second spindle servo electric machine drive the first gear wheel and the second gear wheel reciprocating rotation, first adopt in a plurality of sheet impressing moulds one surface to workpiece to suppress, to obtain the screw thread of dimension; Further, travelling workpiece, and by the first gear wheel and the second gear wheel rotation predetermined angle, adopt another sheet impressing mould to suppress the surface of workpiece, and then at surface of the work, obtain the screw thread of another specification.Operation successively, just can, the in the situation that of a piece installing, form the screw thread of plurality of specifications at the diverse location of workpiece.Therefore, above-mentionedly roll tooth machine and combined type gear wheel is convenient to form the screw thread of plurality of specifications on same workpiece, thereby improved operating efficiency.
Accompanying drawing explanation
Fig. 1 rolls the structural representation of tooth machine in the utility model preferred embodiment;
Fig. 2 is the structural representation that rolls combined type gear wheel in tooth machine described in Fig. 1.
The specific embodiment
For the ease of understanding the utility model, below with reference to relevant drawings, the utility model is described more fully.In accompanying drawing, provided preferred embodiment of the present utility model.But the utility model can be realized in many different forms, be not limited to embodiment described herein.On the contrary, providing the object of these embodiment is to make to the understanding of disclosure of the present utility model more thoroughly comprehensively.
It should be noted that, when element is called as " being fixed on " another element, can directly can there is element placed in the middle in it on another element or also.When an element is considered to " connection " another element, it can be directly connected to another element or may have centering elements simultaneously.
Unless otherwise defined, all technology of using are herein identical with the implication that belongs to the common understanding of those skilled in the art of the present utility model with scientific terminology.The term using in description of the present utility model herein, just in order to describe the object of specific embodiment, is not intended to be restriction the utility model.Term as used herein " and/or " comprise one or more relevant Listed Items arbitrarily with all combinations.
Refer to Fig. 1 and Fig. 2, the tooth machine 100 that rolls in the utility model preferred embodiment comprises base 110, combined type gear wheel 120, the first spindle servo electric machine 130, the second spindle servo electric machine 140 and feeding propulsion assembly 150.
Base 110 plays a supportive role.Base 110 is generally made of metal, and has larger deadweight and barycentre steadiness.Base 110 is provided with the clamping part 111 for clamping work pieces.Roll tooth machine 100 and form screw thread for the surface at workpiece.
In the present embodiment, the bottom of base 110 is provided with screw thread installation portion 113, and screw thread installation portion 113 coordinates with threaded fastener, fixedly to roll tooth machine 100.Threaded fastener is arranged in the screw of screw thread installation portion 113, will roll tooth machine 100 and be fixed on ground or support, keeps stable, to guarantee machining accuracy thereby make to roll tooth machine 100.Be appreciated that in other embodiments, screw thread installation portion 113 can omit, and do not affect, does not roll tooth machine 100 and realizes its major function.
Combined type gear wheel 120 is two, is respectively the first gear wheel 120A and the second gear wheel 120B.The first gear wheel 120A and the second gear wheel 120B are located at base 110 rotationally.The second gear wheel 120B and the first gear wheel 120A are oppositely arranged, and with respect to base 110 slidably so that the second gear wheel 120B near or away from the first gear wheel 120A.The first gear wheel 120A and the second gear wheel 120B rotate, and can form screw thread on the surface that is held on workpiece between the two.Combined type gear wheel 120 comprises roller bearing 121 and a plurality of sheet impressing mould 123.
Roller bearing 121 is shaft-like.A plurality of sheet impressing moulds 123 arrange around roller bearing 121.The sheet impressing mould 123 dorsad surface of roller bearing 121 is press face 1232, and press face 1232 is arc convex, and is provided with imprinted pattern in press face 1232.The screw thread of the different corresponding different sizes of imprinted pattern, impresses at surface of the work by imprinted pattern, just can obtain the screw thread of dimension.Wherein, the imprinted pattern of the imprinted pattern of any sheet impressing mould 123 and all the other at least one sheet impressing moulds 123 has different size.
In the present embodiment, in the press face 1232 of a plurality of sheet impressing moulds 123, be respectively arranged with the imprinted pattern of different size.Therefore, combined type gear wheel 120 comprises how many sheet impressing moulds 123, just can suppress the screw thread of how many kinds of specification.It is pointed out that in other embodiments can also have the imprinted pattern of several sheet impressing moulds 123 identical in a plurality of sheet impressing moulds 123.
In the present embodiment, roller bearing 121 is cylindrical, and sheet impressing mould 123 is arc-shaped concave towards the one side of roller bearing 121, and radius of curvature is identical with the radius of curvature of roller bearing 121.Therefore, sheet impressing mould 123 can with the surperficial close contact of roller bearing 121, thereby prevent from adding man-hour sheet impressing mould, 123 be subjected to displacement or shake, thereby improving machining accuracy.Be appreciated that in other embodiments, the shape of roller bearing 121 and sheet impressing mould 123 is not limited to this, can make sheet impressing mould 123 stablize and be installed on roller bearing 121.
Further, in the present embodiment, roller bearing 121 is provided with spacer pin 1212, at least one sheet impressing mould 123, offers draw-in groove 1234, and spacer pin 1212 holds with draw-in groove 1234, to prevent that sheet impressing mould 123 from rotating with respect to roller bearing 121.Because the contact-making surface of arc-shaped concave and columniform roller bearing 121 is smooth, thereby likely make sheet impressing mould 123 rotate with respect to roller bearing 121.Spacer pin 1212 holds with draw-in groove 1234, so that the position of a plurality of sheet impressing moulds 123 keeps stable, thereby further improves machining accuracy.
The first spindle servo electric machine 130 and the second spindle servo electric machine 140 are fixed on base 110 and are in transmission connection with the first gear wheel 120A and the second gear wheel 120B respectively, to drive the first gear wheel 120A and the second gear wheel 120B to rotate.When the surface of workpiece need to process the screw thread of plurality of specifications, the first spindle servo electric machine 130 and the second spindle servo electric machine 140 drive the first gear wheel 120A and the second gear wheel 120B reciprocating rotation, first adopt in a plurality of sheet impressing moulds 123 one surface to workpiece to suppress, to obtain the screw thread of dimension; Further, travelling workpiece, and by the first gear wheel 120A and the second gear wheel 120B rotation predetermined angle, adopt the surface of 123 pairs of workpiece of another sheet impressing mould to suppress, and then at surface of the work, obtain the screw thread of another specification.
Servomotor is compared with common electric machine, has and can suddenly stop and the advantage of forward and backward.Therefore, can realize easily frequent rotating roll extrusion, the two-way transformation of axial separation of roll extrusion is offset, solve because common electric machine can only drive gear wheel single direction rotation, and cause, axial force is cumulative, the problem of workpiece axial float.
Feeding propulsion assembly 150 is installed on base 110, and feeding propulsion assembly 150 and the second gear wheel 120B are in transmission connection, to drive the second gear wheel 120B to slide along described base 110.Workpiece is added to man-hour, first by feeding propulsion assembly 150, advances the second gear wheel 120B, with by piece-holder to be processed between the first gear wheel 120A and the second gear wheel 120B.
In the present embodiment, base 110 comprises slide block 112, and base 110 is provided with linear slide rail 114, and slide block 112 is slidedly arranged on linear slide rail 114, and the rotating slide block 112 of being located at of the second gear wheel 120B.Because slide block 112 is accurate with coordinating of linear slide rail 114.Therefore, can make the second gear wheel 120B keep rectilinear motion, avoid affecting machining accuracy because the second gear wheel 120B produces deflection in movement.
Be appreciated that in other embodiments, the second gear wheel 120B also can be slidedly arranged on base 110 by structures such as guide rail, pulleys.
In the present embodiment, feeding propulsion assembly 150 comprises feed servo motor 151, planetary reducer 153, ball screw 155 and nut 157.
Feed servo motor 151 is fixed on described base 110.Planetary reducer 153 is in transmission connection with the output shaft of feed servo motor 151.Ball screw 155 is in transmission connection with the output shaft of planetary reducer 153.Nut 157 is fixed on slide block 112, and nut 157 is sheathed on ball screw 155.Ball screw 155 forms ball-screw auxiliary structure with nut 157, for circular motion is changed into rectilinear motion.Feed servo motor 151 rotates, and drives ball screw 155 to rotate, to drive slide block 112 to slide along linear slide rail 114.
Because feeding propulsion assembly 150 changes by traditional hydraulic system the structure that servomotor coordinates high accuracy reductor and ball screw into.Therefore, feeding propulsion assembly 150 volume-diminished.And, in the situation that axial thrust is constant, improve the precision of axial displacement, thereby further improved machining accuracy.
In the present embodiment, base 110 is provided with balancing weight 115, the first gear wheel 120A, the second gear wheel 120B, the first spindle servo electric machine 130 and the second spindle servo electric machine 140 and is all arranged on balancing weight 115.Balancing weight 115 is solid iron, has larger quality.Therefore, balancing weight 115 is being difficult for swing or is being subjected to displacement in process.The elements such as the first gear wheel 120A, the second gear wheel 120B are placed on balancing weight 115, can improve machining accuracy.
Be appreciated that in other embodiments, balancing weight 115 can omit and not affect and roll tooth machine 100 and realize its major function.
Roll tooth machine 100 and combined type gear wheel 120 thereof, roller bearing 121 is provided with a plurality of sheet impressing moulds 123, and in the press face 1232 of sheet impressing mould 123, is provided with the imprinted pattern of different size.When the surface of workpiece need to process the screw thread of plurality of specifications, the first spindle servo electric machine 130 and the second spindle servo electric machine 140 drive the first gear wheel 120A and the second gear wheel 120B reciprocating rotation, first adopt in a plurality of sheet impressing moulds 123 one surface to workpiece to suppress, to obtain the screw thread of dimension; Further, travelling workpiece, and by the first gear wheel 120A and the second gear wheel 120B rotation predetermined angle, adopt the surface of 123 pairs of workpiece of another sheet impressing mould to suppress, and then at surface of the work, obtain the screw thread of another specification.Operation successively, just can, the in the situation that of a piece installing, form the screw thread of plurality of specifications at the diverse location of workpiece.Therefore, roll tooth machine 100 and combined type gear wheel 120 is convenient to form the screw thread of plurality of specifications on same workpiece, thereby improved operating efficiency.
The above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (9)
1. a combined type gear wheel, is characterized in that, comprising:
Roller bearing, is shaft-like; And
A plurality of sheet impressing moulds, around described roller bearing setting, the described sheet impressing mould dorsad surface of described roller bearing is press face, described press face is arc convex, and is provided with imprinted pattern in described press face;
Wherein, described in any the imprinted pattern of sheet impressing mould and all the other described at least one the imprinted pattern of sheet impressing mould there is different size.
2. combined type gear wheel according to claim 1, is characterized in that, is respectively arranged with the imprinted pattern of different size in the press face of described a plurality of sheet impressing moulds.
3. combined type gear wheel according to claim 1, is characterized in that, described roller bearing is cylindrical, and described sheet impressing mould is arc-shaped concave towards the one side of described roller bearing, and radius of curvature is identical with the radius of curvature of described roller bearing.
4. combined type gear wheel according to claim 3, it is characterized in that, described roller bearing is provided with spacer pin, described at least one, on sheet impressing mould, offers draw-in groove, described spacer pin and described draw-in groove hold, to prevent that described sheet impressing mould from rotating with respect to described roller bearing.
5. roll a tooth machine, for forming screw thread at surface of the work, it is characterized in that, described in roll tooth machine and comprise:
Passive base, which is provided with for clamping the clamping part of described workpiece;
The first gear wheel and the second gear wheel, described the first gear wheel and described the second gear wheel are the combined type gear wheel described in any one in the claims 1～4, described the first gear wheel and described the second gear wheel are located at described base rotationally, described the second gear wheel and described the first gear wheel are oppositely arranged, and with respect to described base slidably, so that described the second gear wheel near or away from described the first gear wheel;
The first spindle servo electric machine and the second spindle servo electric machine, be fixed on described base and be in transmission connection with described the first gear wheel and described the second gear wheel respectively, to drive described the first gear wheel and described the second gear wheel to rotate; And
Feeding propulsion assembly, is installed on described base, and described feeding propulsion assembly and described the second gear wheel are in transmission connection, to drive described the second gear wheel along described base sliding.
6. the tooth machine that rolls according to claim 5, is characterized in that, described base comprises slide block, and described base is provided with linear slide rail, and described slide block is slidedly arranged on linear slide rail, and described the second gear wheel is rotating is located at described slide block.
7. the tooth machine that rolls according to claim 6, is characterized in that, described feeding propulsion assembly comprises:
Feed servo motor, is fixed on described base;
Planetary reducer, is in transmission connection with the output shaft of described feed servo motor;
Ball screw, is in transmission connection with the output shaft of described planetary reducer; And
Nut, is fixed on described slide block, and described nut sleeve is located at described ball screw, and described feed servo electric machine rotation drives described ball screw to rotate, to drive described slide block to slide along described linear slide rail.
8. the tooth machine that rolls according to claim 5, is characterized in that, the bottom of described base is provided with screw thread installation portion, and described screw thread installation portion coordinates with threaded fastener, described in fixing, rolls tooth machine.
9. the tooth machine that rolls according to claim 5, is characterized in that, described base is provided with balancing weight, and described the first gear wheel, described the second gear wheel, described the first spindle servo electric machine and described the second spindle servo electric machine are all arranged on described balancing weight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420288730.1U CN203918132U (en) | 2014-05-30 | 2014-05-30 | Roll tooth machine and combined type gear wheel thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420288730.1U CN203918132U (en) | 2014-05-30 | 2014-05-30 | Roll tooth machine and combined type gear wheel thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203918132U true CN203918132U (en) | 2014-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420288730.1U Expired - Fee Related CN203918132U (en) | 2014-05-30 | 2014-05-30 | Roll tooth machine and combined type gear wheel thereof |
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| Country | Link |
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| CN (1) | CN203918132U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104014875A (en) * | 2014-05-30 | 2014-09-03 | 深圳市特佳机械设备制造有限公司 | Thread rolling machine and combined thread gear thereof |
-
2014
- 2014-05-30 CN CN201420288730.1U patent/CN203918132U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104014875A (en) * | 2014-05-30 | 2014-09-03 | 深圳市特佳机械设备制造有限公司 | Thread rolling machine and combined thread gear thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Baoan District Songgang Tangxia street Shenzhen city Guangdong province 518000 Bay Community Guishan Industrial Zone COSCO Guomao Technology Park building A2 building, two floor Patentee after: SHENZHEN TOBEST INDUSTRY CO.,LTD. Address before: Baoan District Songgang Tangxia street Shenzhen city Guangdong province 518000 Bay Community Guishan Industrial Zone COSCO Guomao Technology Park building A2 building, two floor Patentee before: SHENZHEN TOBEST MACHINERY EQUIPMENT MANUFACTURE CO.,LTD. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 |
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| CF01 | Termination of patent right due to non-payment of annual fee |