CN201807984U - Automatic centering and clamping device - Google Patents
Automatic centering and clamping device Download PDFInfo
- Publication number
- CN201807984U CN201807984U CN2010205292249U CN201020529224U CN201807984U CN 201807984 U CN201807984 U CN 201807984U CN 2010205292249 U CN2010205292249 U CN 2010205292249U CN 201020529224 U CN201020529224 U CN 201020529224U CN 201807984 U CN201807984 U CN 201807984U
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- hole
- retaining ring
- circular arc
- plane
- traveller
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Abstract
The utility model discloses an automatic centering and clamping device, which is characterized by comprising a locking ring, a locking pin and a sliding column, wherein the center of the sliding column is provided with a step-shaped column hole coaxial with the sliding column, and the step-shaped column hole is divided into two sections which are respectively a first column hole and a second column hole; the first column hole is radially provided with a plurality of through holes along the hole wall; the locking pin is arranged in the through hole; the outer periphery surface of the sliding column is sleeved with the locking ring, and the inner periphery surface of the locking ring is provided with a plurality of arc-shaped slopes; and the tail part of the locking pin is abutted with the arc-shaped slope. The utility model is particularly suitable for the installation of a cylindrical feed source, has the advantages of simple structure, low manufacturing cost, accurate centering, high work efficiency, low labor intensity and the like, and is easy to realize and convenient to operate.
Description
Technical field
The utility model relates to a kind of self-alignment cramping arrangement, especially a kind of self-alignment cramping arrangement that is used to install cylindrical feed.
Background technology
Feed is one of vitals of radar antenna.The major function of feed is that the power amplifier signal is launched by antenna, assembles collected signal simultaneously and gives tuner.Feed has important effect in communication system, routed source need be installed on the focus of antenna exactly.The inaccurate signal launching effect deterioration that will make antenna is installed in the feed position, even can't operate as normal.When radar antenna was installed, the centering of cylindrical feed and clamping were the prerequisites that feed is installed to the tram.Usually, in the feed process is installed, need to locate and clamp, so that be installed to the tram with the frock source of will bursting.In prior art (as shown in Figure 5), clamping device comprises clamp base 9, adjustment screw 6, during centering, earlier feed 5 to line place 7 on line, on frock, open accordingly to line breach 8, by adjusting adjustment screw 6 one by one,, realize the centering and the clamping of cylindrical feed 5 with line with to the lines alignment of line breach.During use, the frock of earlier cylindrical feed being packed into, slewing circle cylindricality feed screws screw with clamp cylinders shape feed with the groove alignment of frock breach with cylindrical feed.Because of cylindrical feed with generally all leaving big gap between the frock, screw in the process of screw because of not causing cylindrical feed to move synchronously, need continuous adjustment screw, finally align simultaneously groove and clamp cylinders shape feed have repeatedly adjustment screw, waste time and energy, installation accuracy is difficult for problems such as grasp, inefficiency.During actual the use, generally (measuring stick is a frock to positioning clamping device at measuring stick, be used to proofread and correct centering, pointing accuracy and the focal length of feed) the top, need on antenna, to carry out repeatedly the work of adjustment screw, particularly many antennas are after being delivered for use, still the adjustment of feed is carried out with measuring stick in the scene of using through being everlasting, and has operation inconvenience and the bigger problem of labour intensity.
The utility model content
The utility model is the weak point that exists in the above-mentioned prior art for avoiding, and a kind of self-alignment cramping arrangement is provided, to improve the installation effectiveness and the installation accuracy in the source of bursting, the labour intensity when reducing the source of bursting installation.
The utility model be the technical solution problem by the following technical solutions.
Self-alignment cramping arrangement, its design feature is to comprise retaining ring, safetied pin and traveller, the center of traveller is provided with the step post hole coaxial with traveller, step post hole is divided into two sections, be respectively the first post hole and the second post hole, the diameter in the first post hole that is positioned at the traveller top is greater than the diameter in the second post hole that is positioned at traveller inside; Upper edge, first post hole hole wall radially is provided with a plurality of through holes; The inside of through hole is provided with safetied pin; Be arranged with retaining ring on the outer peripheral face of traveller, upwards be provided with a plurality of circular arcs inclined-plane week at the inner peripheral surface of described retaining ring; The afterbody of described safetied pin and described circular arc inclined-plane connect.
The design feature of self-alignment cramping arrangement of the present utility model also is:
The specification of described a plurality of through holes is identical, and the axis of described through hole is vertical mutually with the axis in post hole.
Described circular arc inclined-plane is positioned on the inner peripheral surface of upper end of retaining ring, and the upper surface of retaining ring is provided with cover plate; The number on described circular arc inclined-plane is identical with the number of through hole, and the radian that every section circular arc inclined-plane is occupied on the inner peripheral surface of retaining ring is 2 π/circular arc inclined-plane number.
The number of described through hole is 3, and the inner peripheral surface of described retaining ring is provided with 3 circular arc inclined-planes.
Described cover plate is an annular, and the inner peripheral surface of cover plate matches with the outer peripheral face of traveller.
Be circular arc with the contacted end face in circular arc inclined-plane on the afterbody of described safetied pin.
Compared with the prior art, the utility model beneficial effect is embodied in:
In the utility model, when the staff tightened retaining ring, along with the rotation of retaining ring, the axle center of retaining ring was pressed to safetied pin on the circular arc inclined-plane gradually.Because a plurality of circular arcs inclined-plane synchronization action, thereby a plurality of safetied pin can same moved further, from a plurality of directions clamp cylinders shape feed progressively, realizes the centering and the clamping of cylindrical feed.The utility model only can be realized the centering and the clamping of cylindrical feed by several simple components such as retaining ring, safetied pin and travellers, simple in structure, realizes low cost of manufacture easily; By the rotational lock ring, make a plurality of safetied pins clamp feed synchronously, simultaneously because the inclined-plane has auto-lock function, can not unclamp automatically after the source of will bursting clamps, just can realize the centering and the clamping of cylindrical feed by once-through operation, centering accurately, high efficiency, easy to operate, labour intensity is low.Self-alignment cramping arrangement of the present utility model, have simple in structure, easy realization, low cost of manufacture, centering accurately, advantage such as high efficiency, easy to operate and labour intensity be low.
The utility model is particularly useful for the installation of cylindrical feed.
Description of drawings
The cutaway view of Fig. 1 self-alignment cramping arrangement of the present utility model.
Fig. 2 is the A-A cutaway view of Fig. 1.
Fig. 3 is the vertical view of the retaining ring of self-alignment cramping arrangement of the present utility model.
Fig. 4 is the B-B cutaway view of Fig. 3.
Fig. 5 is the structural representation of the centering and clamping apparatus of prior art.
Label in accompanying drawing 1, accompanying drawing 2, accompanying drawing 3, accompanying drawing 4, the accompanying drawing 5: 1 retaining ring, circular arc inclined- plane 11,2 safetied pins, afterbody 21,3 travellers, 31 first post holes, 32 second post holes, 4 cover plates, 5 cylindrical feeds, 6 adjustment screw, 7 pairs of line places, 8 pairs of line breach, 9 clamp base.
Below pass through the specific embodiment, and the utility model is described in further detail in conjunction with the accompanying drawings.
The specific embodiment
Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, self-alignment cramping arrangement is characterized in that comprising retaining ring 1, safetied pin 2 and traveller 3.The center of traveller is provided with the step post hole coaxial with traveller, and step post hole is divided into two sections, is respectively the first post hole 31 and the second post hole 32, and the diameter in the first post hole 31 that is positioned at the traveller top is greater than the diameter in the second post hole 32 that is positioned at traveller inside.The first post hole, 31 upper edge hole walls radially are provided with a plurality of through holes; The inside of through hole is provided with safetied pin 2.Be arranged with retaining ring 1 on the outer peripheral face of traveller.Upwards be provided with a plurality of circular arcs inclined-plane 11 week at the inner peripheral surface of described retaining ring 1, be circular arc promptly perpendicular to the plane of retaining ring 1 axis and the intersecting lens on described circular arc inclined-plane 11, different point and the distance between retaining ring 1 axis change on the described circular arc, distance between one of them end points of circular arc and retaining ring 1 axis is maximum, distance between another end points and retaining ring 1 axis is minimum, and other points on the circular arc and the distance value between retaining ring 1 axis are between ultimate range and minimum range.In the present embodiment, the first half of retaining ring 1 is located on circular arc inclined-plane 11, the latter half of retaining ring 1 inner peripheral surface (i.e. the part on the circular arc inclined-plane 11 that is not provided with) matches with traveller 3 and is little matched in clearance, quality of fit is than higher, can make retaining ring 1 and traveller 3 keep higher axiality, to guarantee centering precision.
The afterbody 21 and the described circular arc inclined-plane 11 of safetied pin connect.The specification of described a plurality of through holes is identical, and the axis of described through hole is vertical mutually with the axis in post hole.Described circular arc inclined-plane 11 is positioned on the inner peripheral surface of upper end of retaining ring 1, and the upper surface of retaining ring 1 is provided with cover plate 4; The number on described circular arc inclined-plane 11 is identical with the number of through hole, and the radian that every section circular arc inclined-plane 11 is occupied on the inner peripheral surface of retaining ring 1 is 2 π/circular arc inclined-plane number.The number of described through hole is 3, and the inner peripheral surface of described retaining ring 1 is provided with 3 circular arc inclined-planes 11.Described cover plate 4 is an annular, and the inner peripheral surface of cover plate 4 matches with the outer peripheral face of traveller 3 and is big matched in clearance.Be circular arc with circular arc inclined-plane 11 contacted end faces on the afterbody 21 of described safetied pin 2.
In the utility model, the inner peripheral surface of retaining ring is provided with 3 circular arc inclined-planes for best.When the rotational lock ring, the circular arc inclined-plane compresses the afterbody of safetied pin, safetied pin is pressed to the axle center of retaining ring, the top of safetied pin progressively holds out against the outer peripheral face of cylindrical feed 5, make cylindrical feed 5 and traveller can keep good axiality, exactly with feed centering, and the auto-lock function by the inclined-plane, cylindrical feed 5 is clamped.
In the utility model, when the staff tightened retaining ring, along with the rotation of retaining ring, the axle center of retaining ring was pressed to safetied pin on the circular arc inclined-plane gradually. Because a plurality of circular arcs inclined-plane synchronization action, thereby a plurality of safetied pin can synchronizing moving, from a plurality of directions clamp cylinders shape feed progressively, realizes centering and the clamping of cylindrical feed. The utility model only can be realized centering and the clamping of cylindrical feed by several simple components such as retaining ring, safetied pin and travellers, simple in structure, realizes easily low cost of manufacture; By the rotational lock ring, so that a plurality of safetied pin synchronous clamping feed, simultaneously because the inclined-plane has auto-lock function, can automatically not unclamp after the source of will bursting clamps, just can realize centering and the clamping of cylindrical feed by once-through operation, centering accurately, high efficiency, easy to operate, labour intensity is low. Self-alignment cramping arrangement of the present utility model, have simple in structure, easy realization, low cost of manufacture, centering accurately, the advantage such as high efficiency, easy to operate and labour intensity be low.
The utility model is particularly useful for the installation of cylindrical feed.
Claims (6)
1. self-alignment cramping arrangement, it is characterized in that comprising retaining ring (1), safetied pin (2) and traveller (3), the center of traveller is provided with the step post hole coaxial with traveller, step post hole is divided into two sections, be respectively the first post hole (31) and the second post hole (32), the diameter in the first post hole (31) that is positioned at the traveller top is greater than the diameter in the second post hole (32) that is positioned at traveller inside; Upper edge, the first post hole (31) hole wall radially is provided with a plurality of through holes; The inside of through hole is provided with safetied pin (2); Be arranged with retaining ring (1) on the outer peripheral face of traveller; Upwards be provided with a plurality of circular arcs inclined-plane (11) week at the inner peripheral surface of described retaining ring (1); The afterbody of described safetied pin (21) connects with described circular arc inclined-plane (11).
2. self-alignment cramping arrangement according to claim 1 is characterized in that the specification of described a plurality of through holes is identical, and the axis of described through hole is vertical mutually with the axis in post hole.
3. self-alignment cramping arrangement according to claim 1 is characterized in that described circular arc inclined-plane (11) is positioned on the inner peripheral surface of upper end of retaining ring (1), and the upper surface of retaining ring (1) is provided with cover plate (4); The number on described circular arc inclined-plane (11) is identical with the number of through hole, and the radian that every section circular arc inclined-plane (11) is occupied on the inner peripheral surface of retaining ring (1) is 2 π/circular arc inclined-plane number.
4. self-alignment cramping arrangement according to claim 3, the number that it is characterized in that described through hole is 3, the inner peripheral surface of described retaining ring (1) is provided with 3 circular arc inclined-planes (11).
5. self-alignment cramping arrangement according to claim 3 is characterized in that described cover plate (4) is an annular, and the inner peripheral surface of cover plate (4) matches with the outer peripheral face of traveller (3).
6. self-alignment cramping arrangement according to claim 1, the afterbody (21) that it is characterized in that described safetied pin (2) goes up and the contacted end face in circular arc inclined-plane (11) is a circular arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205292249U CN201807984U (en) | 2010-09-08 | 2010-09-08 | Automatic centering and clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205292249U CN201807984U (en) | 2010-09-08 | 2010-09-08 | Automatic centering and clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201807984U true CN201807984U (en) | 2011-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205292249U Expired - Fee Related CN201807984U (en) | 2010-09-08 | 2010-09-08 | Automatic centering and clamping device |
Country Status (1)
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|---|---|
| CN (1) | CN201807984U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102430764A (en) * | 2011-10-21 | 2012-05-02 | 陕西科技大学 | Method and auxiliary fixture for processing large-diameter thin-wall arc plate part |
| CN102615609A (en) * | 2012-04-23 | 2012-08-01 | 清华大学深圳研究生院 | Universal arm platform |
| CN103302519A (en) * | 2013-06-28 | 2013-09-18 | 成都欣领航科技有限公司 | Clamping mechanism for lathing |
| CN105269341A (en) * | 2015-01-31 | 2016-01-27 | 湖北三沃力源航天科技有限公司 | Center bracket for solid propellant reshaping |
| CN106826289A (en) * | 2017-03-05 | 2017-06-13 | 桐乡市大周商贸有限公司 | A kind of centering and clamping apparatus of wheel hub |
| CN109571327A (en) * | 2019-01-22 | 2019-04-05 | 江苏集萃微纳自动化系统与装备技术研究所有限公司 | Quick clamping device and quick-clamping method for the processing of elongated flexible workpiece rotation |
| CN110091355A (en) * | 2019-07-01 | 2019-08-06 | 广东博智林机器人有限公司 | Attachment device and manipulator |
| CN112872410A (en) * | 2021-01-08 | 2021-06-01 | 刘晓卫 | Device for machining bent inner hole of special-shaped iron casting |
| CN113211128A (en) * | 2021-05-11 | 2021-08-06 | 路跃武 | Automatic clamp of numerical control machine tool |
| CN113650803A (en) * | 2021-08-26 | 2021-11-16 | 成都飞机工业（集团）有限责任公司 | Mechanical positioning and locking device of airplane tool |
| CN114559381A (en) * | 2022-03-29 | 2022-05-31 | 卡尔蔡司（上海）管理有限公司 | Workpiece fixing device and method for positioning workpiece by using same |
-
2010
- 2010-09-08 CN CN2010205292249U patent/CN201807984U/en not_active Expired - Fee Related
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102430764A (en) * | 2011-10-21 | 2012-05-02 | 陕西科技大学 | Method and auxiliary fixture for processing large-diameter thin-wall arc plate part |
| CN102430764B (en) * | 2011-10-21 | 2013-04-10 | 陕西科技大学 | Method and auxiliary fixture for processing large-diameter thin-wall arc plate part |
| CN102615609A (en) * | 2012-04-23 | 2012-08-01 | 清华大学深圳研究生院 | Universal arm platform |
| CN102615609B (en) * | 2012-04-23 | 2014-03-19 | 清华大学深圳研究生院 | Universal arm platform |
| CN103302519A (en) * | 2013-06-28 | 2013-09-18 | 成都欣领航科技有限公司 | Clamping mechanism for lathing |
| CN105269341A (en) * | 2015-01-31 | 2016-01-27 | 湖北三沃力源航天科技有限公司 | Center bracket for solid propellant reshaping |
| CN106826289A (en) * | 2017-03-05 | 2017-06-13 | 桐乡市大周商贸有限公司 | A kind of centering and clamping apparatus of wheel hub |
| CN106826289B (en) * | 2017-03-05 | 2019-01-15 | 安徽企盈汽配有限公司 | A kind of centering and clamping apparatus of wheel hub |
| CN109571327A (en) * | 2019-01-22 | 2019-04-05 | 江苏集萃微纳自动化系统与装备技术研究所有限公司 | Quick clamping device and quick-clamping method for the processing of elongated flexible workpiece rotation |
| CN109571327B (en) * | 2019-01-22 | 2023-08-04 | 江苏集萃微纳自动化系统与装备技术研究所有限公司 | Rapid clamping device and rapid clamping method for rotary machining of slender flexible workpiece |
| CN110091355A (en) * | 2019-07-01 | 2019-08-06 | 广东博智林机器人有限公司 | Attachment device and manipulator |
| CN112872410A (en) * | 2021-01-08 | 2021-06-01 | 刘晓卫 | Device for machining bent inner hole of special-shaped iron casting |
| CN113211128A (en) * | 2021-05-11 | 2021-08-06 | 路跃武 | Automatic clamp of numerical control machine tool |
| CN113211128B (en) * | 2021-05-11 | 2023-04-21 | 海盐精斌五金制品有限公司 | Automatic fixture of numerical control machine tool |
| CN113650803A (en) * | 2021-08-26 | 2021-11-16 | 成都飞机工业（集团）有限责任公司 | Mechanical positioning and locking device of airplane tool |
| CN113650803B (en) * | 2021-08-26 | 2023-11-10 | 成都飞机工业（集团）有限责任公司 | Mechanical positioning and locking device of aircraft tool |
| CN114559381A (en) * | 2022-03-29 | 2022-05-31 | 卡尔蔡司（上海）管理有限公司 | Workpiece fixing device and method for positioning workpiece by using same |
| CN114559381B (en) * | 2022-03-29 | 2024-05-28 | 蔡司科技(苏州)有限公司 | Workpiece fixing device and method for positioning workpiece by using same |
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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: 20110427 Termination date: 20150908 |
|
| EXPY | Termination of patent right or utility model |