CN203717822U - Lead screw positioning/fastening snap ring - Google Patents
Lead screw positioning/fastening snap ring Download PDFInfo
- Publication number
- CN203717822U CN203717822U CN201420109882.0U CN201420109882U CN203717822U CN 203717822 U CN203717822 U CN 203717822U CN 201420109882 U CN201420109882 U CN 201420109882U CN 203717822 U CN203717822 U CN 203717822U
- Authority
- CN
- China
- Prior art keywords
- clamp body
- barb
- snap ring
- projection
- leading screw
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a lead screw positioning/fastening snap ring. The lead screw positioning/fastening snap ring comprises a first clamp body and a second clamp body, the two of which can be combined together; one end of the first clamp body is shaped into a circular arc, a barb is arranged at the tail end of the circular arc, a groove matched with the first clamp body is formed at one end of the second clamp body, a projection locked with the barb is arranged at the tail end of the groove, first clamp body and the second clamp body can be combined into an integrated body of which one end is a circular ring and the other end is a cylinder, a first opening allowing the projection to pass therethrough is formed at the inner circle of the circular ring in the position where the projection is locked with the barb, a second opening allowing the bar to pass therethrough is formed at the outer side of the cylinder in the position where the projection is locked with the barb, and the joint surface of the first clamp body and the second clamp body is a section of circular-arc-shaped surface. The lead screw positioning/fastening snap ring is simple in structure, convenient to manufacture and mount, good in effect of fixing a lead screw in each direction, and capable of effectively protecting the lead screw and prolonging the service life of the lead screw.
Description
Technical field
The utility model relates to a kind of leading screw location and protective gear, and particularly a kind of leading screw is located fastening snap ring.
Background technique
Existing lead screw transmission lacks protective gear more, and especially longer leading screw is stressed will bend when excessive, causes the inaccurate of transmission even can damage leading screw, thereby increases entreprise cost.People have studied a kind of leading screw and have located fastening snap ring, adopt two semi-annular shape structures to position leading screw, and when the stressed large or leading screw of leading screw is long, semicircular ring can be loosening from the opening at middle part, affects locating effect.
Model utility content
For solving the problems of the technologies described above, the utility model provides a kind of leading screw to locate fastening snap ring, to reach easy for installation, manufactures simply the object that can effectively protect leading screw and extend its working life.
For achieving the above object, the technical solution of the utility model is as follows:
A kind of leading screw is located fastening snap ring, comprise the clamp body one and the clamp body two that can be combined in together, one end of described clamp body one is circular shape, the end of circular arc is provided with barb, one end of described clamp body two is provided with the groove matching with described clamp body one, the end of groove is provided with the projection fastening with described barb, described clamp body one and clamp body two be capable of being combined, and to become one end be annulus, the other end is the integral body of cylinder, the inner ring of described annulus is positioned at the position that described projection and barb fasten and is provided with the opening one that can pass through for described projection, described cylinder is positioned at the position that described projection and barb fasten outward and is provided with the opening two that can pass through for described barb, the junction plane of described clamp body one and clamp body two is that to take the front end center of arc of barb be the center of circle, take one section of arc surface that center of arc is radius to the distance on the groove top of clamp body two, the bottom of described arc surface is connected with dentation Surface of action, the cylindrical end bottom of described clamp body one and clamp body two has ring-type draw-in groove.
Preferably, described dentation Surface of action is triangular structure, can guarantee in use between clamp body one and clamp body two, can not produce and relatively move.
Pass through technique scheme, the leading screw that the utility model provides is located fastening snap ring and is comprised clamp body one and the clamp body two can be combined in together, clamp body one and clamp body two can well be located leading screw by the combination of projection and barb, can not become flexible, good fixing effect, in conjunction with after integral body, its annulus is partly enclosed within the mounting groove on leading screw, leading screw can be rotated in annulus and can not swing and move, its column part navigates in leading screw mounting base by ring-type draw-in groove, its integral body is fixed, leading screw just can be because of stressed excessive not bending like this, leading screw all can not voluntary activity in all directions, good fixing effect.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, will the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below.
Fig. 1 is the structural representation that the disclosed a kind of leading screw of the utility model embodiment is located fastening snap ring;
Fig. 2 is the plane structure schematic diagram that the disclosed leading screw of the utility model embodiment is located fastening snap ring;
Fig. 3 is the use view that the disclosed leading screw of the utility model embodiment is located fastening snap ring.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technological scheme in the utility model embodiment is clearly and completely described.
The utility model provides a kind of leading screw to locate fastening snap ring, structure as shown in Figure 1, and this leading screw is located fastening snap ring and can effectively be fixed and protect leading screw, avoids bending when excessive stressed.
Leading screw is as depicted in figs. 1 and 2 located fastening snap ring, comprise the clamp body 1 and the clamp body 22 that can be combined in together, one end of clamp body 1 is circular shape, the end of circular arc is provided with barb 5, one end of clamp body 22 is provided with the groove 6 matching with clamp body 1, the end of groove 6 is provided with the projection 7 fastening with barb 5, clamp body 1 and clamp body 22 be capable of being combined, and to become one end be annulus, the other end is the integral body of cylinder, the inner ring of annulus is positioned at the position that projection 7 and barb 5 fasten and is provided with the opening 1 that can pass through for projection 7, cylinder is positioned at the position that projection 7 and barb 5 fasten outward and is provided with the opening 29 that can pass through for barb 5, the junction plane of clamp body 1 and clamp body 22 is that to take the front end center of arc of barb 5 be the center of circle, take one section of arc surface 10 that center of arc is radius to the distance on the groove top of clamp body 22, the bottom of arc surface 10 is connected with dentation Surface of action 11, dentation Surface of action 11 is triangular structure, can guarantee in use between clamp body 1 and clamp body 22, can not produce and relatively move.The cylindrical end bottom of clamp body 1 and clamp body 22 has ring-type draw-in groove 12.
With reference to figure 3, in use, first at about medium position place of leading screw 3, process mounting groove, the external diameter of mounting groove is slightly less than the internal radius of location snap ring, then clamp body 1 and clamp body 22 are enclosed within mounting groove, between leading screw 3 and location snap ring, form Spielpassung, make leading screw 3 free to rotate; In the mounting base 4 of leading screw 3, corresponding position processes positioning hole, and the ring-type draw-in groove 12 of location snap ring is fixed in positioning hole, forms interference fit, makes in its positioning hole that is contained in securely mounting base 4.
As shown in Figure 1, the one end that is shaped as after clamp body 1 and 22 combinations of clamp body is circle structure, the other end is cylindrical body, and its processing method, for can first process integral body, is then carried out feed cutting by linear cutting machine according to the junction plane place curvilinear path shown in Fig. 2.
The leading screw that the utility model provides is located fastening snap ring and is comprised clamp body one and the clamp body two can be combined in together, clamp body one and clamp body two can well be located leading screw by the combination of projection and barb, can not become flexible, good fixing effect, easy disassembly, in conjunction with after integral body, its annulus is partly enclosed within the mounting groove on leading screw, leading screw can be rotated in annulus and can not swing and move, its column part navigates in leading screw mounting base by ring-type draw-in groove, its integral body is fixed, leading screw just can be because of stressed excessive not bending like this, leading screw all can not voluntary activity in all directions, good fixing effect.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the utility model.To these embodiments' multiple modification, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (2)
1. a leading screw is located fastening snap ring, it is characterized in that, comprise the clamp body one and the clamp body two that can be combined in together, one end of described clamp body one is circular shape, the end of circular arc is provided with barb, one end of described clamp body two is provided with the groove matching with described clamp body one, the end of groove is provided with the projection fastening with described barb, described clamp body one and clamp body two be capable of being combined, and to become one end be annulus, the other end is the integral body of cylinder, the inner ring of described annulus is positioned at the position that described projection and barb fasten and is provided with the opening one that can pass through for described projection, described cylinder is positioned at the position that described projection and barb fasten outward and is provided with the opening two that can pass through for described barb, the junction plane of described clamp body one and clamp body two is that to take the front end center of arc of barb be the center of circle, take one section of arc surface that center of arc is radius to the distance on the groove top of clamp body two, the bottom of described arc surface is connected with dentation Surface of action, the cylindrical end bottom of described clamp body one and clamp body two has ring-type draw-in groove.
2. a kind of leading screw according to claim 1 is located fastening snap ring, it is characterized in that, described dentation Surface of action is triangular structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420109882.0U CN203717822U (en) | 2014-03-03 | 2014-03-03 | Lead screw positioning/fastening snap ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420109882.0U CN203717822U (en) | 2014-03-03 | 2014-03-03 | Lead screw positioning/fastening snap ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203717822U true CN203717822U (en) | 2014-07-16 |
Family
ID=51156975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420109882.0U Expired - Fee Related CN203717822U (en) | 2014-03-03 | 2014-03-03 | Lead screw positioning/fastening snap ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203717822U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105735697A (en) * | 2014-12-12 | 2016-07-06 | 哈尔滨市三和佳美科技发展有限公司 | Single-arm type special parking box |
-
2014
- 2014-03-03 CN CN201420109882.0U patent/CN203717822U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105735697A (en) * | 2014-12-12 | 2016-07-06 | 哈尔滨市三和佳美科技发展有限公司 | Single-arm type special parking box |
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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: 20140716 Termination date: 20190303 |