CN201624552U - Connecting structure of motor shaft and cutter shaft of food machine - Google Patents
Connecting structure of motor shaft and cutter shaft of food machine Download PDFInfo
- Publication number
- CN201624552U CN201624552U CN2009200297686U CN200920029768U CN201624552U CN 201624552 U CN201624552 U CN 201624552U CN 2009200297686 U CN2009200297686 U CN 2009200297686U CN 200920029768 U CN200920029768 U CN 200920029768U CN 201624552 U CN201624552 U CN 201624552U
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- shaft
- motor shaft
- coupling
- cutter
- cutter shaft
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Abstract
The utility model relates to a connecting structure of a motor shaft and a cutter shaft of a food machine. The connecting structure comprises an upper coupler and a lower coupler that is matched with the upper coupler, wherein the upper coupler and the lower coupler are respectively matched with the cutter shaft and the motor shaft; the power of a motor is transmitted onto a grinding cutter arranged at the tail end of the cutter shaft; the upper coupler and the lower coupler respectively comprise a base part, a transmission part and a matching part; the matching parts of the upper and the lower couplers are provided with through holes; the motor shaft is also provided with an aligning part; and a screw-thread part of the motor shaft penetrates through the through hole, so that the aligning part can be matched with the matching part of the lower coupler in a push-against way and can be fastened on the motor shaft at the lower coupler by a nut. In the utility model, the aligning part is arranged on the motor shaft, the matching part is arranged on the lower coupler, and a cone on the aligning part is matched with a cone hole on the matching part of the lower coupler, therefore, the rotation axes of the motor shaft and the couplers can be aligned accurately, so as to lower the working noise and vibration of the food machine and improve the working lives of the motor and the couplers.
Description
Technical field
The utility model relates to a kind of syndeton, specially refers to the syndeton of a kind of cooking machine motor shaft and cutter shaft.
Background technology
Cooking machine, in the cooking machines such as juice extractor, its motor shaft is connected by shaft coupling with the cutting cutter shaft, the conventional at present practice all is at motor shaft, screw thread is set on the cutter shaft, then last, on the following shaft coupling corresponding screw is set, cutter shaft, motor shaft is connected to, on the following shaft coupling, and by last, the cooperation of following shaft coupling realizes the transmission of motor power, and can there be certain clearance in screw thread owing to reasons such as machining accuracies, so, this motor shaft, the axis of rotation of cutter shaft and shaft coupling can not be identical, and change above cooking machine up to per minute 20,000 easily for motor speed, motor shaft, the axis of rotation of cutter shaft and shaft coupling can not be identical and can cause cooking machine operating noise and vibration to strengthen, and the working life of motor and shaft coupling reduces.
The utility model content
In view of above-mentioned technical problem, the utility model provides the syndeton of a kind of cooking machine motor shaft and cutter shaft, and it can the automatic centering motor shaft, cutter shaft and shaft coupling, and the axis of rotation of motor shaft, cutter shaft and shaft coupling can be identical.
To achieve these goals, the technical solution of the utility model is:
The syndeton of a kind of cooking machine motor shaft and cutter shaft, comprise upper coupling and the following shaft coupling that cooperates with it, on, following shaft joint is connected with motor shaft with cutter shaft respectively, with the transmission of power of motor to the crushing knife tool of cutter shaft end, on described, following shaft coupling comprises base portion respectively, driving section and auxiliary section, on, the auxiliary section of following shaft coupling is provided with through hole, it is characterized in that described motor shaft also is provided with the portion of aligning, motor shaft passes down the through hole of shaft coupling auxiliary section, the portion of aligning is matched with the auxiliary section of following shaft coupling, and will descend shaft coupling to be anchored on the motor shaft by nut.
The through hole of the auxiliary section of described down shaft coupling is a taper hole, and the face angle a of described taper hole is 0 °≤a＜90 °.
The portion of aligning of described motor shaft is a cone, matches with the taper hole of following shaft coupling auxiliary section, and the face angle β of described cone is 0 °≤β＜90 °.
The auxiliary section of described upper and lower shaft coupling is one to be embedded in the copper sheathing in the described upper and lower shaft coupling base portion.
Also be provided with draw-in groove and cover plate on the described down shaft coupling, described cover plate is installed in the draw-in groove of syndeton of motor shaft and cutter shaft, in order to cover the nut below the draw-in groove.
Also be provided with the portion of aligning on the described cutter shaft, cutter shaft passes the through hole on tool rest, the upper coupling auxiliary section, the portion of aligning is matched with the auxiliary section of upper coupling, and by nut upper coupling is anchored on the cutter shaft.
The through hole of the auxiliary section of described upper coupling is a taper hole, and the face angle θ of described taper hole is 0 °≤θ＜90 °.
The portion of aligning of described cutter shaft is a cone, matches with the taper hole of upper coupling auxiliary section, and the face angle γ of described cone is 0 °≤γ＜90 °.
The driving section of described upper coupling is one of driving cog or driving groove, and the described driving section of shaft coupling down is another person of driving cog or driving groove.
The optimum range of described face angle a is 10 °≤a≤20 °, and the optimum range of face angle β is 10 °≤β≤20 °, and the optimum range of face angle θ is 10 °≤θ≤20 °, and the optimum range of face angle γ is 10 °≤γ≤20 °.
Useful technique effect of the present utility model is:
In the thread fiting mode of the prior art, the difficult control of the machining accuracy of screw thread.Compared with prior art, the utility model is by being provided with the portion that aligns on motor shaft, on the shaft coupling auxiliary section is being set down, by cone in the portion of aligning and the inconsistent cooperation of the taper hole on the auxiliary section, to replace threaded engagement of the prior art, make the axis of rotation of motor shaft and shaft coupling accurately to align, thereby can reduce the operating noise and the vibration of cooking machine, and the working life that improves motor and shaft coupling.
Description of drawings
Fig. 1 is the motor shaft and the preceding schematic diagram of following shaft coupling assembling of embodiment one.
Fig. 2 is motor shaft, the auxiliary section schematic diagram of embodiment one.
Fig. 3 is the motor shaft of embodiment one, shaft coupling, upper coupling, cutter shaft are assembled the back schematic diagram down.
Fig. 4 is the motor shaft of embodiment two, shaft coupling, upper coupling, cutter shaft are assembled the back schematic diagram down.
The label of component names correspondence is as follows among the figure:
1, motor shaft; 11, align portion; 12, threaded portion; 2, following shaft coupling; 20, driving section; 21, base portion; 22, auxiliary section; 23, draw-in groove; 24, through hole; 3, nut; 4, cover plate; 5, upper coupling; 50, driving section; 51, base portion; 52, auxiliary section; 54, through hole; 6, cutter shaft; 61, align portion; 7, tool rest; 8, nut.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Embodiment one:
As the embodiment of the utility model cooking machine with motor shaft 1 and cutter shaft 2 syndetons, as Fig. 1, Fig. 2 and shown in Figure 3, comprise upper coupling 5 and the following shaft coupling 2 that cooperates with it, upper coupling 5, following shaft coupling 2 is connected with motor shaft 1 with cutter shaft 6 respectively, with the transmission of power of motor to the crushing knife tool of cutter shaft 6 ends, described upper coupling 5 comprises base portion 51, driving section 50 and auxiliary section 52, described shaft coupling 2 down comprises base portion 21, driving section 20 and auxiliary section 22, on, following shaft coupling 5,2 auxiliary section 52,22 are provided with through hole 54,24, in present embodiment, described motor shaft 1 also is provided with portion of aligning 11 and threaded portion 12, motor shaft 1 passes down the through hole 24 of the auxiliary section 22 of shaft coupling 2, the portion of aligning 11 is matched with the auxiliary section 22 of following shaft coupling 2, and be bolted on the threaded portion 12 will descend shaft coupling 2 to be anchored on the motor shaft 1 by nut 3.The through hole 24 of the auxiliary section 22 of described down shaft coupling 2 is a taper hole, and the face angle a of described taper hole is 0 °≤a＜90 °.The portion that aligns 11 of described motor shaft 1 is cone, matches with the taper hole of the auxiliary section 22 of following shaft coupling 2, and the face angle β of described cone is 0 °≤β＜90 °.The optimum range of described face angle a is 10 °≤a≤20 °, and the optimum range of face angle β is 10 °≤β≤20 °.Therefore, align inconsistent cooperation of taper hole on cone and the auxiliary section 22 in the portion 11, make the axis of rotation of motor shaft 1 and shaft coupling accurately to align, thereby can reduce the operating noise and the vibration of cooking machine, and the working life that improves motor and shaft coupling.
In present embodiment, the auxiliary section 22 of described down shaft coupling 2 is one to be embedded in the copper sheathing in the base portion 21 of described shaft coupling 2 down.The described driving section 20 of shaft coupling 2 down is a driving groove.The face angle a of described taper hole is 15 °, and the face angle β of described cone is 15 °.Also be provided with draw-in groove 23 and cover plate 4 on the shaft coupling 2 under described, described cover plate 4 is installed on down in the draw-in groove 23 of shaft coupling 2, in order to cover the nut 3 of draw-in groove 23 belows, not only can avoid sewage, greasy dirt etc. to enter into parts such as motor shaft, nut, this structure is provided with the needs that satisfied electrical safety simultaneously.
In present embodiment, the driving section 50 of described upper coupling 5 is a driving cog, match with the driving groove on the following shaft coupling 2, the auxiliary section 52 of described upper coupling 5 is one to be embedded in the copper sheathing in the base portion 51, through hole 54 inwalls of this auxiliary section 52, promptly this copper sheathing inwall is provided with internal thread, and described cutter shaft 6 one ends are crushing knife tool fixedly, the other end passes tool rest 7 and is provided with external screw thread, by being threaded upper coupling 5 is anchored on the cutter shaft 6.
Those skilled in the art are appreciated that, alternatively, the structure of described upper coupling 5 can be consistent with the structure of following shaft coupling 2 in the present embodiment, in like manner, the structure of described cutter shaft 6 also can be consistent with motor shaft 1, so that the cooperation of cutter shaft 6 and upper coupling 5.The simple exchange of this structure is used, and also within protection domain of the present utility model, gives an example no longer one by one here.
Embodiment two:
As embodiment two of the present utility model, as shown in Figure 4, be also to be provided with the portion of aligning 61 on the described cutter shaft 6 with the difference of embodiment one, cutter shaft 6 passes the through hole 54 on the auxiliary section 52 of tool rest 7, upper coupling 5, the portion of aligning 61 is matched with the auxiliary section 52 of upper coupling 5, and upper coupling 5 is anchored on the cutter shaft 6 by nut 8.The through hole 54 of the auxiliary section 52 of described upper coupling 5 is a taper hole, and the face angle θ of described taper hole is 0 °≤θ＜90 °, and the optimum range of face angle θ is 10 °≤θ≤20 °.The portion that aligns 61 of described cutter shaft 6 is cone, matches with the taper hole of the auxiliary section 52 of upper coupling 5, and the face angle γ of described cone is 0 °≤γ＜90 °, and the optimum range of face angle γ is 10 °≤γ≤20 °.In present embodiment, the face angle γ of the cone of described cutter shaft is 0 °, and the face angle θ of the auxiliary section 52 of the upper coupling 5 of Pei Heing also is 0 ° accordingly with it.All the other structures of present embodiment are all consistent with embodiment one with beneficial effect, give unnecessary details no longer one by one here.
The above person is preferred embodiment of the present utility model only, is not to be used for limiting practical range of the present utility model, and promptly all equalizations of doing according to the utility model change and modify, and are all the utility model claim scope and contain.
Claims (13)
1. the syndeton of cooking machine motor shaft and cutter shaft, comprise upper coupling and the following shaft coupling that cooperates with it, on, following shaft coupling is connected with motor shaft with cutter shaft respectively, with the transmission of power of motor to the crushing knife tool of cutter shaft end, on described, following shaft coupling comprises base portion respectively, driving section and auxiliary section, on, the auxiliary section of following shaft coupling is provided with through hole, it is characterized in that, described motor shaft also is provided with the portion of aligning, motor shaft passes down the through hole of shaft coupling auxiliary section, the portion of aligning is matched with the auxiliary section of following shaft coupling, and will descend shaft coupling to be anchored on the motor shaft by nut.
2. according to the syndeton of described cooking machine motor shaft of claim 1 and cutter shaft, it is characterized in that the through hole of the auxiliary section of described down shaft coupling is a taper hole, the face angle a of described taper hole is 0 °≤a＜90 °.
3. according to the syndeton of described cooking machine motor shaft of claim 2 and cutter shaft, it is characterized in that the portion of aligning of described motor shaft is a cone, match that the face angle β of described cone is 0 °≤β＜90 ° with the taper hole of following shaft coupling auxiliary section.
4. according to the syndeton of described cooking machine motor shaft of claim 1 and cutter shaft, it is characterized in that the auxiliary section of described upper and lower shaft coupling is one to be embedded in the copper sheathing in the described upper and lower shaft coupling base portion.
5. according to the syndeton of described cooking machine motor shaft of claim 1 and cutter shaft, it is characterized in that also be provided with draw-in groove and cover plate on the described following shaft coupling, described cover plate is installed on down in the draw-in groove of shaft coupling, in order to cover the nut of draw-in groove below.
6. according to the syndeton of described cooking machine motor shaft of claim 1 and cutter shaft, it is characterized in that, also be provided with the portion of aligning on the described cutter shaft, cutter shaft passes the through hole on tool rest, the upper coupling auxiliary section, the portion of aligning is matched with the auxiliary section of upper coupling, and upper coupling is anchored on the cutter shaft by nut.
7. according to the syndeton of described cooking machine motor shaft of claim 6 and cutter shaft, it is characterized in that the through hole of the auxiliary section of described upper coupling is a taper hole, the face angle θ of described taper hole is 0 °≤θ＜90 °.
8. according to the syndeton of described cooking machine motor shaft of claim 7 and cutter shaft, it is characterized in that the portion of aligning of described cutter shaft is a cone, match that the face angle γ of described cone is 0 °≤γ＜90 ° with the taper hole of upper coupling auxiliary section.
9. according to the syndeton of described cooking machine motor shaft of claim 1 and cutter shaft, it is characterized in that the driving section of described upper coupling is one of driving cog or driving groove, the described driving section of shaft coupling down is another person of driving cog or driving groove.
10. according to the syndeton of described cooking machine motor shaft of claim 2 and cutter shaft, it is characterized in that the optimum range of described face angle a is 10 °≤a≤20 °.
11. the syndeton according to described cooking machine motor shaft of claim 3 and cutter shaft is characterized in that, the optimum range of face angle β is 10 °≤β≤20 °.
12. the syndeton according to described cooking machine motor shaft of claim 7 and cutter shaft is characterized in that, the optimum range of face angle θ is 10 °≤θ≤20 °.
13. the syndeton of described according to Claim 8 cooking machine motor shaft and cutter shaft is characterized in that, the optimum range of face angle γ is 10 °≤γ≤20 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200297686U CN201624552U (en) | 2009-07-15 | 2009-07-15 | Connecting structure of motor shaft and cutter shaft of food machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200297686U CN201624552U (en) | 2009-07-15 | 2009-07-15 | Connecting structure of motor shaft and cutter shaft of food machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201624552U true CN201624552U (en) | 2010-11-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200297686U Expired - Fee Related CN201624552U (en) | 2009-07-15 | 2009-07-15 | Connecting structure of motor shaft and cutter shaft of food machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201624552U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105392398A (en) * | 2013-06-28 | 2016-03-09 | 皇家飞利浦有限公司 | Motor unit of hand blender |
| CN105559637A (en) * | 2016-01-22 | 2016-05-11 | 宁波凯波集团有限公司 | Transmission structure of motor and rotating shaft and food processing equipment |
| CN108054866A (en) * | 2017-10-30 | 2018-05-18 | 经纬纺织机械股份有限公司 | The structure of motor and spindle blade in spun yarn electricity ingot is assembled using self-locking taper hole press-fit structure |
| CN112315346A (en) * | 2019-08-05 | 2021-02-05 | 广东美的生活电器制造有限公司 | Food processor |
-
2009
- 2009-07-15 CN CN2009200297686U patent/CN201624552U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105392398A (en) * | 2013-06-28 | 2016-03-09 | 皇家飞利浦有限公司 | Motor unit of hand blender |
| CN105392398B (en) * | 2013-06-28 | 2018-06-12 | 皇家飞利浦有限公司 | Hand mixer |
| CN105559637A (en) * | 2016-01-22 | 2016-05-11 | 宁波凯波集团有限公司 | Transmission structure of motor and rotating shaft and food processing equipment |
| CN105559637B (en) * | 2016-01-22 | 2018-01-23 | 宁波凯波集团有限公司 | Motor and the drive mechanism and food-handling equipment of rotating shaft |
| CN108054866A (en) * | 2017-10-30 | 2018-05-18 | 经纬纺织机械股份有限公司 | The structure of motor and spindle blade in spun yarn electricity ingot is assembled using self-locking taper hole press-fit structure |
| CN112315346A (en) * | 2019-08-05 | 2021-02-05 | 广东美的生活电器制造有限公司 | Food processor |
| CN112315346B (en) * | 2019-08-05 | 2022-12-09 | 广东美的生活电器制造有限公司 | Food processor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101110 Termination date: 20160715 |