CN201843963U - Stepping mechanism - Google Patents
Stepping mechanism Download PDFInfo
- Publication number
- CN201843963U CN201843963U CN2010205916505U CN201020591650U CN201843963U CN 201843963 U CN201843963 U CN 201843963U CN 2010205916505 U CN2010205916505 U CN 2010205916505U CN 201020591650 U CN201020591650 U CN 201020591650U CN 201843963 U CN201843963 U CN 201843963U
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- Prior art keywords
- clutch
- stepping mechanism
- transmission shaft
- tooth
- active
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Abstract
The utility model relates to a stepping mechanism comprising an executive element doing reciprocating motion, a transmission component and a clutch component, wherein the clutch component comprises an active clutch and a transmission clutch, wherein the active clutch and the transmission clutch are both provided with teeth inserts, each tooth insert comprises a step and a spiral step surface, and the tooth insert on the active clutch is contacted and matched with the tooth insert on the transmission clutch. In the utility model, the stepping mechanism acts mechanically, so that the stepping precision is high, the stepping stoke can be obtained by calculating the cylinder stroke, the number and the modulus of gears and racks, the rotating times of a transmission shaft and other parameters, the calculation is simple, the stepping mechanism can be configured flexibly according to practical needs, and is particularly applicable to the stepping conveying of lighter loads.
Description
Technical field
The utility model relates to a kind of stepping mechanism.
Background technique
When driving link was done continuous motion, driven member was done the motion in cycle and this class mechanism of pause is called stepping mechanism, and it is used in various automated machines widely, was used for realizing sending to, braking, transposition, calibration, job requirement such as surmounted.Stepping mechanism commonly used can be divided into two classes: the first kind is the driving link reciprocally swinging, and the driven member intermittent movement is as ratchet mechanism; Second class is the driving link continuous motion, and the driven member intermittent movement is as Geneva mechanism, intermittent gearing mechanism etc.These mechanism's technology maturations, but when reality is used, will run into big such as volume, designing and calculating is complicated, problems such as manufacture difficulty is big, the difficult realization of Location accuracy.
The model utility content
The technical problem that the utility model mainly solves provide a kind of simple in structure, volume is little, Location accuracy is higher, part is easy to manufacture, easy for installation, calculate simple, the stepping stroke stepping mechanism of flexible configuration according to actual needs.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of stepping mechanism is provided, comprise the executive component that moves reciprocatingly, transmitting assemblies and clutch component, described clutch component comprises active clutch and drive clutch, described active clutch is provided with the tooth embedding, be provided with the tooth embedding on the drive clutch equally, described tooth embedding comprises that a step and revolves terrace, tooth embedding on the described active clutch and the tooth embedding on the drive clutch are in contact with one another cooperation, described executive component drives active clutch by transmitting assemblies and back and forth rotates, active clutch is meshing with each other by tooth embedding on the described active clutch and the tooth embedding on the drive clutch or is separated from each other and intermittently drives the directed rotation of drive clutch, and drive clutch carries out journey by transmitting assemblies output predetermined steps.
Wherein, described executive component is a cylinder.
Wherein, stepping mechanism comprises frame, described transmitting assemblies comprises transmission shaft, gear, tooth bar and tooth bar guide rail, described cylinder and tooth bar guide rail all are fixedly installed on the frame, described tooth bar is slidingly arranged on the tooth bar guide rail, described cylinder comprises push rod, described push rod and tooth bar one end are affixed, described transmission shaft is arranged on the frame by bearing, described gear is fixedly installed on the transmission shaft and with tooth bar and meshes, described active clutch is fixedly installed on the side of gear, described drive clutch is set on the transmission shaft, be provided with spline structure between drive clutch and the transmission shaft, be arranged with a spring on the described transmission shaft, described spring handle drive clutch is pushed active clutch to.
Wherein, establish one section screw thread on the described transmission shaft, an Adjusting bolt Adjusting screw is screwed onto on the described screw thread, and what described spring one end was connected to drive clutch is not provided with the side surface revolve terrace, and the other end is connected to the Adjusting bolt Adjusting screw side.
Wherein, described gear and active clutch are formed in one.
Wherein, frame is provided with bearing support, and described bearing is arranged in the bearing support.
Wherein, transmission shaft is provided with output wheel.
Wherein, stepping mechanism comprises the PLC programmable controller of controlling described cylinder.
The beneficial effects of the utility model are: the utility model adopts the executive component that moves reciprocatingly, and employing comprises the clutch component of active clutch and drive clutch, executive component drives active clutch by transmitting assemblies and back and forth rotates, when active clutch rotates according to past or multiple direction, the step butt of the step of active clutch upper tooth embedding and the embedding of drive clutch upper tooth, be tooth embedding and the engagement of the tooth embedding on the drive clutch on the active clutch, drive clutch is with commentaries on classics, transferring power, and realize certain stepping stroke; When the active clutch counterrotating, the terrace slide relative of revolving of revolving terrace and the embedding of drive clutch upper tooth of active clutch upper tooth embedding is rotated, be that tooth embedding on the active clutch separates with tooth embedding on the drive clutch, drive clutch is not with commentaries on classics, the stepping stroke is zero, by repeating top step, stepping mechanism has been realized the stepping task.The all actions of the utility model stepping mechanism are mechanical motion, so the stepping accuracy height, especially particularly suitable is carried than the stepping of underload.In addition, the utility model stepping mechanism is simple in structure, volume can be accomplished very for a short time, and part is easy to manufacture, and cost is effectively controlled.
Description of drawings
Fig. 1 is the utility model stepping mechanism plan view;
Fig. 2 is the utility model stepping mechanism front view;
Fig. 3 be among Fig. 1 A-A to cut-away view;
Fig. 4 is a geared teeth structural representation described in the utility model;
Fig. 5 is a clutch driving cog structural representation described in the utility model;
Fig. 6 is described geared teeth of the utility model stepping mechanism and clutch driving cog engagement schematic representation;
Fig. 7 is described geared teeth of the utility model stepping mechanism and clutch driving cog separated state schematic representation.
Wherein, 1, frame; 2, cylinder; 21, push rod; 3, gear; 4, tooth bar; 5, tooth bar guide rail; 6, transmission shaft; 61, screw thread; 7, active clutch; 71, tooth embedding; 711, step; 712, revolve terrace; 8, drive clutch; 81, tooth embedding; 811, step; 812, revolve terrace; 9, bearing; 10, bearing support; 11, spring; 12, Adjusting bolt Adjusting screw; 13, output wheel; 14, chain; 15, driven sprocket.
Embodiment
By describing technology contents of the present utility model, structure characteristics in detail, realized purpose and effect, give explanation below in conjunction with mode of execution and conjunction with figs. are detailed.
Embodiment as stepping mechanism described in the utility model, extremely shown in Figure 7 as Fig. 1, comprise the executive component that moves reciprocatingly, transmitting assemblies and clutch component, described clutch component comprises active clutch 7 and drive clutch 8, described active clutch 7 is provided with tooth embedding 71, described tooth embedding 71 comprises that a step 711 and revolves terrace 712, the described terrace 712 that revolves has a low side and high-end, and from low side progressively smoothly the rotation rise to high-end, low side and high-end formation step 711, be provided with tooth embedding 81 on the drive clutch 8 equally, described tooth embedding 81 comprises that a step 811 and revolves terrace 812, the described terrace 812 that revolves has a low side and high-end, and from low side progressively smoothly the rotation rise to high-end, low side and high-end formation step 811, tooth embedding 71 on the described active clutch 7 and the tooth embedding 81 on the drive clutch 8 are in contact with one another cooperation, described executive component drives active clutch 7 by transmitting assemblies and back and forth rotates, active clutch 7 is meshing with each other by tooth embedding 71 on the described active clutch 7 and the tooth embedding 81 on the drive clutch 8 or is separated from each other and intermittently drives drive clutch 8 directed rotations, and drive clutch 8 carries out journey by transmitting assemblies output predetermined steps.
In the present embodiment, described executive component is a cylinder 2, and described cylinder 2 is by PLC programmable controller automation control, and the high and easy automation of precision is controlled.Stepping mechanism also comprises frame 1, described transmitting assemblies comprises transmission shaft 6, gear 3, tooth bar 4 and tooth bar guide rail 5, described cylinder 2 and tooth bar guide rail 5 all are fixedly installed on the frame 1, described tooth bar 4 is slidingly arranged on the tooth bar guide rail 5, described cylinder 2 comprises push rod 21, described push rod 21 is affixed with tooth bar 4 one ends, frame 1 is provided with bearing support 10, described bearing 9 is arranged in the bearing support 10, described transmission shaft 6 is arranged on the frame 1 by bearing 9, described gear 3 is fixedly installed on the transmission shaft 6 and with tooth bar 4 and meshes, described active clutch 7 is fixedly installed on the side of gear 3, and described drive clutch 8 is set on the transmission shaft 6, is provided with spline structure between drive clutch 8 and the transmission shaft 6, be arranged with a spring 11 on the described transmission shaft 6, described spring 11 is pushed drive clutch 8 to active clutch 7.
In the present embodiment, establish one section screw thread, 61, one Adjusting bolt Adjusting screws 12 on the described transmission shaft 6 and be screwed onto on the described screw thread 61, described spring 11 1 ends are connected to the back side of drive clutch 8, the other end is connected to Adjusting bolt Adjusting screw 12 sides, the precompression that described Adjusting bolt Adjusting screw 12 can Regulation spring 11.
This reality is put in the example, and described gear 3 also can be formed in one with active clutch 7, and part is more simplified, and installs more convenient.
In the present embodiment, as shown in Figure 1, transmission shaft 6 is provided with output wheel 13, and output wheel 13 is a drive sprocket herein, drives the driven sprocket 15 that needs on the stepwise operation equipment by a chain 14, realizes stepwise operation.
The running of the utility model stepping mechanism is: cylinder 2 is as the executive component of action, drive tooth bar 4 and realize the to-and-fro motion of straight line, tooth bar 4 driven gears 3 back and forth rotate, when active clutch 7 rotates according to past or multiple direction, the step 711 of active clutch 7 upper tooth embeddings 71 and step 811 butts of drive clutch 8 upper tooth embeddings 81, be tooth embedding 71 and 81 engagements of the tooth embedding on the drive clutch 8 on the active clutch 7, drive clutch 8 is with commentaries on classics, transferring power, and realize certain stepping stroke; When active clutch 7 counterrotatings, the terrace 712 that revolves of active clutch 7 upper tooth embeddings 71 rotates with terrace 812 slide relative of revolving of drive clutch 8 upper tooth embeddings 81, be that tooth embedding 71 on the active clutch 7 separates with tooth embedding 81 on the drive clutch 8, drive clutch 8 is not with commentaries on classics, the stepping stroke is zero, by repeating top step, stepping mechanism has just been realized the stepping task.
Because all actions of the utility model stepping mechanism are mechanical motion, so stepping accuracy height, the stepping stroke can be according to the cylinder stroke, the number of teeth of gear, tooth bar, modulus, calculation of parameter such as transmission shaft revolution are tried to achieve, calculate simple, according to actual needs can flexible configuration, especially particularly suitable is carried than the stepping of underload.In addition, the utility model stepping mechanism is simple in structure, volume can be accomplished very for a short time, and part is easy to manufacture, and cost is effectively controlled.
The above only is embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model specification and accompanying drawing content to be done; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.
Claims (8)
1. stepping mechanism, it is characterized in that: comprise the executive component that moves reciprocatingly, transmitting assemblies and clutch component, described clutch component comprises active clutch and drive clutch, described active clutch is provided with the tooth embedding, be provided with the tooth embedding on the drive clutch equally, described tooth embedding comprises that a step and revolves terrace, tooth embedding on the described active clutch and the tooth embedding on the drive clutch are in contact with one another cooperation, described executive component drives active clutch by transmitting assemblies and back and forth rotates, active clutch is meshing with each other by tooth embedding on the described active clutch and the tooth embedding on the drive clutch or is separated from each other and intermittently drives the directed rotation of drive clutch, and drive clutch carries out journey by transmitting assemblies output predetermined steps.
2. stepping mechanism according to claim 1 is characterized in that: described executive component is a cylinder.
3. stepping mechanism according to claim 2, it is characterized in that: stepping mechanism comprises frame, described transmitting assemblies comprises transmission shaft, gear, tooth bar and tooth bar guide rail, described cylinder and tooth bar guide rail all are fixedly installed on the frame, described tooth bar is slidingly arranged on the tooth bar guide rail, described cylinder comprises push rod, described push rod and tooth bar one end are affixed, described transmission shaft is arranged on the frame by bearing, described gear is fixedly installed on the transmission shaft and with tooth bar and meshes, described active clutch is fixedly installed on the side of gear, described drive clutch is set on the transmission shaft, be provided with spline structure between drive clutch and the transmission shaft, be arranged with a spring on the described transmission shaft, described spring handle drive clutch is pushed active clutch to.
4. stepping mechanism according to claim 3, it is characterized in that: establish one section screw thread on the described transmission shaft, one Adjusting bolt Adjusting screw is screwed onto on the described screw thread, and what described spring one end was connected to drive clutch is not provided with the side surface revolve terrace, and the other end is connected to the Adjusting bolt Adjusting screw side.
5. stepping mechanism according to claim 3 is characterized in that: described gear and active clutch are formed in one.
6. stepping mechanism according to claim 3, it is characterized in that: frame is provided with bearing support, and described bearing is arranged in the bearing support.
7. stepping mechanism according to claim 3, it is characterized in that: transmission shaft is provided with output wheel.
8. stepping mechanism according to claim 2 is characterized in that: stepping mechanism comprises the PLC programmable controller of controlling described cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205916505U CN201843963U (en) | 2010-11-03 | 2010-11-03 | Stepping mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205916505U CN201843963U (en) | 2010-11-03 | 2010-11-03 | Stepping mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201843963U true CN201843963U (en) | 2011-05-25 |
Family
ID=44038855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205916505U Expired - Fee Related CN201843963U (en) | 2010-11-03 | 2010-11-03 | Stepping mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201843963U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103195892A (en) * | 2013-03-25 | 2013-07-10 | 哈尔滨工业大学 | Transmission device utilizing clutch to conduct time-sharing control |
| CN109008564A (en) * | 2018-06-22 | 2018-12-18 | 深圳市博孚机电有限公司 | A kind of electrically driven curtain |
| CN109027164A (en) * | 2018-09-04 | 2018-12-18 | 上海核工程研究设计院有限公司 | A kind of straight line intermittent transmission device transmitting torque |
| CN109505499A (en) * | 2018-09-04 | 2019-03-22 | 上海核工程研究设计院有限公司 | It is a kind of can transmitting large torque personnel gate transmission case |
-
2010
- 2010-11-03 CN CN2010205916505U patent/CN201843963U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103195892A (en) * | 2013-03-25 | 2013-07-10 | 哈尔滨工业大学 | Transmission device utilizing clutch to conduct time-sharing control |
| CN103195892B (en) * | 2013-03-25 | 2015-08-26 | 哈尔滨工业大学 | A kind of transmission device utilizing clutch Time-sharing control |
| CN109008564A (en) * | 2018-06-22 | 2018-12-18 | 深圳市博孚机电有限公司 | A kind of electrically driven curtain |
| CN109027164A (en) * | 2018-09-04 | 2018-12-18 | 上海核工程研究设计院有限公司 | A kind of straight line intermittent transmission device transmitting torque |
| CN109505499A (en) * | 2018-09-04 | 2019-03-22 | 上海核工程研究设计院有限公司 | It is a kind of can transmitting large torque personnel gate transmission case |
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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 |
Granted publication date: 20110525 Termination date: 20151103 |
|
| EXPY | Termination of patent right or utility model |