CN202507000U - Precise rotating shaft device being suitable for clamping thin-wall pipes - Google Patents
Precise rotating shaft device being suitable for clamping thin-wall pipes Download PDFInfo
- Publication number
- CN202507000U CN202507000U CN 201220024805 CN201220024805U CN202507000U CN 202507000 U CN202507000 U CN 202507000U CN 201220024805 CN201220024805 CN 201220024805 CN 201220024805 U CN201220024805 U CN 201220024805U CN 202507000 U CN202507000 U CN 202507000U
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- pull bar
- shaft
- piston
- draw bar
- air cavity
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Abstract
The utility model provides a precise rotating shaft device being suitable for clamping thin-wall pipes, which comprises a motor, a coupling, a worm, a worm gear, a draw bar die block, a shell, an end cover and a chuck, wherein the draw bar die block comprises a draw bar cover, a piston, a draw bar seat, an antifriction bearing, a shaft sleeve and a draw bar; one end of the shell is provided with the draw bar cover and the draw bar seat, and the other end of the shell is provided with the end cover; the piston, the shaft sleeve and the antifriction bearing are arranged between the draw bar cover and the draw bar seat; the two sides of the piston are respectively provided with a first air cavity and a second air cavity, and the first air cavity and the second air cavity are respectively provided with an outlet and an inlet, and are inflated and deflated through the outlet and the inlet; the chuck is arranged at one end of the draw bar, and penetrates through the end cover to be exposed partially; the coupling connects the output shaft of the motor with a worm shaft, the worm is matched with the worm gear, the worm gear and the draw bar are coaxial, and the worm shaft is the draw bar shaft; and the motor is rotated to drive the draw bar shaft to rotatably rotate finally. The precise rotating shaft device provided by the utility model can clamp pipes, has high-precision rotation and automatically feeds the pipes.
Description
Technical field
The utility model belongs to thin-wall pipes Laser Micro-Machining field, relates to a kind of accurate shaft device, particularly a kind of accurate shaft device that is applicable to the thin-wall pipes clamping.
Background technology
Nowadays; Continuous development along with laser micro-machining technology; For pursuing the processing effect of high-speed, high precision; Many key core components and parts are used in the Laser Micro-Machining apparatus field, and accurate rotating shaft is widely used in the high-accuracy laser process equipment as the requisite core components and parts of numerically controlled processing equipment.
At present, the external import of the many dependence of the accurate rotating shaft of Laser Micro-Machining use.The accurate revolute axes configuration of these introductions is complicated, price is high, delivery cycle is long, components and parts damage the back inconvenient maintenance; And because they are introduced as standard component; Be difficult to change design flexibly and meet concrete application scenario according to concrete application scenario, these have all restricted making smooth advances from master project greatly.
In view of this, nowadays press for a kind of simple in structure, accurate flexibly shaft device in application scenario.
The utility model content
The purpose of the utility model is intended to solve at least one of above-mentioned technological deficiency, and particularly the existing accurate shaft device complex structure of solution, application scenario are difficult to the problem of change flexibly.
For achieving the above object, the utility model provides a kind of accurate shaft device that is applicable to the thin-wall pipes clamping, comprise motor, shaft coupling, worm screw, worm gear, pull bar module, shell, end cap, chuck; Said pull bar module comprises pull bar lid, piston, draw-bar seat, rolling bearing, axle sleeve, pull bar, and pull bar is a hollow structure; One end of said shell is provided with pull bar lid, draw-bar seat, and the other end is provided with end cap; Be provided with piston, axle sleeve, rolling bearing between said pull bar lid, the draw-bar seat; The both sides of piston are respectively equipped with first air cavity, second air cavity, and first air cavity, second air cavity are respectively equipped with the gateway, charge and discharge gas through the gateway; Said chuck is arranged at an end of pull bar, passes end cap and exposes a part; Chuck is through being screwed into the other end screwed hole of pull bar module from the end of rotating shaft near the pull bar lid; Said shaft coupling is connected the output shaft of motor with worm shaft, worm and wheel cooperates, and said worm gear and pull bar are coaxial, and worm-wheel shaft is pull rod shaft; The rotation of motor finally drives pull rod shaft and rotatablely moves; When clamping tubing, to the inflation of first air cavity, high pressure gas is known from experience the pushing drawing rod module and is moved towards first direction; Thereby drive shell and end cap together towards the first direction motion, till the outer conical surface of the internal conical surface of end cap and chuck was close to, the end cap continuation was moved to first direction; Cause collet to tighten up; Tubing is embraced, kept this state, tubing will be held tightly by chuck always; In the time of need unclamping tubing; Be the inflation of second air cavity, the venting of first air cavity; Thereby gases at high pressure drive the pull bar module and promote shell, hold inner cap and end cap to move towards second direction towards the second direction motion, and then make the outer conical surface of collet and the internal conical surface of end cap be separated, and keep releasing orientation; This moment, collet relied on the elastic-restoring force of self to keep releasing orientation, and tubing is with released.
In an embodiment of the utility model, said piston comprises cover in piston bush, the piston, wherein is arranged with the sealing of 0 shape sealing ring in piston bush, the piston.
In an embodiment of the utility model, be provided with the end inner cap between said end cap and the shell.
In an embodiment of the utility model, said shaft device comprises base, and said shell is arranged on this base.
In an embodiment of the utility model, said pull bar is the hollow seamless pipe.
In an embodiment of the utility model, an end of said pull bar is provided with the pull bar knob, manually rotating rod.
The accurate shaft device that is used for the thin-wall pipes clamping through the utility model proposition; Simple in structure; The application scenario can change as required flexibly, can clamping tubing high accuracy rotation, compatible tubing automatic feed, support wet processing and the wet multiple water guide mode that adds man-hour of cutting of cutting of tubing.
Aspect that the utility model is additional and advantage part in the following description provide, and part will become obviously from the following description, or recognize through the practice of the utility model.
Description of drawings
Above-mentioned and/or additional aspect of the utility model and advantage are from obviously with easily understanding becoming the description of embodiment below in conjunction with accompanying drawing, wherein:
Fig. 1 is the stereogram of the high-accuracy shaft device of the utility model;
Fig. 2 is the internal structure sketch map of the high-accuracy shaft device of the utility model.
The specific embodiment
Describe the embodiment of the utility model below in detail, the example of said embodiment is shown in the drawings, and wherein identical from start to finish or similar label is represented identical or similar elements or the element with identical or similar functions.Be exemplary through the embodiment that is described with reference to the drawings below, only be used to explain the utility model, and can not be interpreted as restriction the utility model.
In the description of the utility model; It will be appreciated that; Term " on ", the orientation of indications such as " left side ", " the right " or position relation be for based on orientation shown in the drawings or position relation; Only be to describe with simplifying for the ease of describing the utility model, rather than the device or the element of indication or hint indication must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction to the utility model.
In the description of the utility model, need to prove that only if clear and definite regulation and qualification are arranged in addition, broad understanding should be done in term " connection ", for example, can be to be fixedly connected, connect integratedly, also can be to removably connect; It can be the connection of two element internals; Can be directly to link to each other, also can link to each other indirectly, for those of ordinary skill in the art, can concrete condition understand the concrete implication of above-mentioned term in the utility model through intermediary.
The main innovation part of the utility model is, has proposed a kind of accurate shaft device that is applicable to the thin-wall pipes clamping to the utility model innovation, and simple in structure, the application scenario can change as required flexibly.
See also Fig. 1, Fig. 2, a kind of accurate shaft device that is applicable to the thin-wall pipes clamping of the utility model comprises servomotor 101, shaft coupling 103, worm screw 104, worm gear 9, pull bar module, shell 8, end inner cap 11, end cap 12, chuck 13.Said shaft device comprises base 106, and said shell 8 is arranged on this base 106.Thus, rotating shaft integral body can be fixed on the linear axis platform very easily, and integral body is convenient to (being installed on the linear axis platform) is installed, and utilizes alignment pin, can realize coarse positioning.
Said pull bar module comprises pull bar lid 2, piston (comprise cover 4 in piston bush 3, the piston, cover 4 is provided with the sealing of 0 shape sealing ring in piston bush 3, the piston), draw-bar seat 5, rolling bearing 7, axle sleeve 6, pull bar 10, and pull bar 10 is the hollow jointless structure.In the present embodiment, rotating shaft is a hollow structure inside, can let pull bar 10 pass through from the centre, and the rotating shaft of hollow can be realized tubing conveying function and wet cutting operation function simultaneously.Pull bar 10 is the thin-wall seamless pipe of a hollow, adds man-hour when wetting to cut, and adopts rearmounted water guide mode: whole tubing immerses in the aqueduct, in case aqueduct is revealed, current also are in the hollow sealing chamber of pull bar, can not influence the operate as normal of motor.
One end of said pull bar is provided with pull bar knob 1, and manually rotating rod 10.One end of said shell 8 is provided with pull bar lid 2, draw-bar seat 5, and the other end is provided with end cap 12; Be provided with piston, axle sleeve 6, rolling bearing 7 between said pull bar lid 2, the draw-bar seat 5.The both sides of piston are respectively equipped with first air cavity 18, second air cavity, 19, the first air cavitys 18, second air cavity 19 and are respectively equipped with the gateway, charge and discharge gas through the gateway; Said chuck 13 is arranged at an end of pull bar 10, passes end cap 12 and exposes a part; Chuck 13 is through being screwed into the other end screwed hole of pull bar module from the end of rotating shaft near pull bar lid 2.
Said shaft coupling 103 is connected the output shaft of motor 101 and the axle of worm screw 104, and worm screw 104 cooperates with worm gear 9, and said worm gear 9 is coaxial with pull bar 10, and worm-wheel shaft is pull rod shaft.The rotation of motor 101 finally drives pull rod shaft and rotatablely moves.
When shaft device clamped tubing, to 18 inflations of first air cavity, high pressure gas was known from experience the pushing drawing rod module and is moved towards first direction (like the right among Fig. 2); Thereby drive shell 8, end inner cap 11 and end cap 12 together towards the first direction motion, till the internal conical surface and the outer conical surface of chuck 13 of end cap 12 were close to, end cap 12 continuation were moved to first direction; Cause collet 13 to tighten up; Tubing 14 is embraced, kept this state, tubing 14 will be held tightly by chuck 13 always.
In the time of need unclamping tubing 14; Be 19 inflations of second air cavity, 18 venting of first air cavity; Thereby gases at high pressure drive the pull bar module and promote shell 8, end inner cap 11 and end cap 12 towards second direction (like the left side among Fig. 2) motion towards the second direction motion, and then make the outer conical surface of collet 13 and the internal conical surface of end cap 12 be separated, and keep releasing orientation; This moment, the elastic-restoring force of collet 13 dependence self kept releasing orientation, and tubing 14 is with released.In addition, adopt the sealing of 0 shape sealing ring between the air-tightness various piece in order to guarantee.
Although illustrated and described the embodiment of the utility model; For those of ordinary skill in the art; Be appreciated that under the situation of principle that does not break away from the utility model and spirit and can carry out multiple variation, modification, replacement and modification that the scope of the utility model is accompanying claims and be equal to and limit to these embodiment.
Claims (6)
1. an accurate shaft device that is applicable to the thin-wall pipes clamping is characterized in that, comprises motor, shaft coupling, worm screw, worm gear, pull bar module, shell, end cap, chuck;
Said pull bar module comprises pull bar lid, piston, draw-bar seat, rolling bearing, axle sleeve, pull bar, and pull bar is a hollow structure;
One end of said shell is provided with pull bar lid, draw-bar seat, and the other end is provided with end cap; Be provided with piston, axle sleeve, rolling bearing between said pull bar lid, the draw-bar seat; The both sides of piston are respectively equipped with first air cavity, second air cavity, and first air cavity, second air cavity are respectively equipped with the gateway, charge and discharge gas through the gateway; Said chuck is arranged at an end of pull bar, passes end cap and exposes a part; Chuck is through being screwed into the other end screwed hole of pull bar module from the end of rotating shaft near the pull bar lid;
Said shaft coupling is connected the output shaft of motor with worm shaft, worm and wheel cooperates, and said worm gear and pull bar are coaxial, and worm-wheel shaft is pull rod shaft; The rotation of motor finally drives pull rod shaft and rotatablely moves;
When clamping tubing, to the inflation of first air cavity, high pressure gas is known from experience the pushing drawing rod module and is moved towards first direction; Thereby drive shell and end cap together towards the first direction motion, till the outer conical surface of the internal conical surface of end cap and chuck was close to, the end cap continuation was moved to first direction; Cause collet to tighten up; Tubing is embraced, kept this state, tubing will be held tightly by chuck always;
In the time of need unclamping tubing; Be the inflation of second air cavity, the venting of first air cavity; Thereby gases at high pressure drive the pull bar module and promote shell, hold inner cap and end cap to move towards second direction towards the second direction motion, and then make the outer conical surface of collet and the internal conical surface of end cap be separated, and keep releasing orientation; This moment, collet relied on the elastic-restoring force of self to keep releasing orientation, and tubing is with released.
2. the accurate shaft device that is applicable to the thin-wall pipes clamping as claimed in claim 1 is characterized in that, said piston comprises cover in piston bush, the piston, wherein is arranged with the sealing of 0 shape sealing ring in piston bush, the piston.
3. the accurate shaft device that is applicable to the thin-wall pipes clamping as claimed in claim 1 is characterized in that, is provided with the end inner cap between said end cap and the shell.
4. the accurate shaft device that is applicable to the thin-wall pipes clamping as claimed in claim 1 is characterized in that said shaft device comprises base, and said shell is arranged on this base.
5. the accurate shaft device that is applicable to the thin-wall pipes clamping as claimed in claim 1 is characterized in that said pull bar is the hollow seamless pipe.
6. the accurate shaft device that is applicable to the thin-wall pipes clamping as claimed in claim 1 is characterized in that an end of said pull bar is provided with the pull bar knob, manually rotating rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220024805 CN202507000U (en) | 2012-01-19 | 2012-01-19 | Precise rotating shaft device being suitable for clamping thin-wall pipes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220024805 CN202507000U (en) | 2012-01-19 | 2012-01-19 | Precise rotating shaft device being suitable for clamping thin-wall pipes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202507000U true CN202507000U (en) | 2012-10-31 |
Family
ID=47059505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220024805 Expired - Fee Related CN202507000U (en) | 2012-01-19 | 2012-01-19 | Precise rotating shaft device being suitable for clamping thin-wall pipes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202507000U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103212911A (en) * | 2012-01-19 | 2013-07-24 | 昆山思拓机器有限公司 | Precise rotary shaft device applicable to clamping of thin-walled tubes |
-
2012
- 2012-01-19 CN CN 201220024805 patent/CN202507000U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103212911A (en) * | 2012-01-19 | 2013-07-24 | 昆山思拓机器有限公司 | Precise rotary shaft device applicable to clamping of thin-walled tubes |
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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: 20121031 Termination date: 20200119 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |