CN104162684A - Automatic valve rod double-head machining machine - Google Patents
Automatic valve rod double-head machining machine Download PDFInfo
- Publication number
- CN104162684A CN104162684A CN201410409041.6A CN201410409041A CN104162684A CN 104162684 A CN104162684 A CN 104162684A CN 201410409041 A CN201410409041 A CN 201410409041A CN 104162684 A CN104162684 A CN 104162684A
- Authority
- CN
- China
- Prior art keywords
- main shaft
- clamping piston
- periphery
- valve rod
- main
- 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.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B5/00—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor
- B23B5/08—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor for turning axles, bars, rods, tubes, rolls, i.e. shaft-turning lathes, roll lathes; Centreless turning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/40—Expansion mandrels
- B23B31/404—Gripping the work or tool by jaws moving radially controlled by conical surfaces
- B23B31/4053—Gripping the work or tool by jaws moving radially controlled by conical surfaces using fluid-pressure means to actuate the gripping means
Abstract
The invention relates to an automatic valve rod double-head machining machine which comprises a main machine table, a dragging board mechanism, a spindle mechanism, a feeding mechanism, a tool rest and a control mechanism. The automatic valve rod double-head machining machine is mainly characterized in that the spindle mechanism is a double-head automatic clamping device and the dragging board mechanism is composed of a left dragging board and a right dragging board which are installed on the two sides of the spindle mechanism; the double-head automatic clamping device is composed of a spindle head, a spindle, an expansion chuck and a clamping piston; the clamping piston is provided with an inner hole with the diameter equal to that of a small circular hole of the spindle, the outer circular face of the expansion chuck is in movable fit with the clamping piston and the inner hole of the spindle, and the horn-shaped outer conic faces at the two ends of the expansion chuck are matched with the inner conic faces of the clamping piston and the end of the inner hole of the spindle respectively; a piston cavity of the clamping piston is communicated with a hydraulic system through an oil inlet and an oil outlet in the spindle head. The automatic valve rod double-head machining machine has the advantages that the two ends of a valve rod are machined simultaneously, machining efficiency is high, the concentricity of outer circles at the two ends of the valve rod is good, and the machine is suitable for cutting the outer circles at the two ends of the valve rod.
Description
Technical field
The invention belongs to machining equipment, particularly about a kind of valve rod cutting apparatus.The present invention is applicable to the cutting of valve rod two ends cylindrical.
Background technology
The manufacturing procedure of valve rod generally comprises: forging forming → two ends external cutting → cold extrusion screw thread or cutted thread.At present, valve rod two ends external cutting equipment is processed and special purpose machine tool automatic processing device by machine tool, as the patent No. automatic processor for valve rod that is ZL201110127992.0, automatic charging device, automatic clamping device, automatic cutting device and automatic discharge unit are set on main engine bed, realize the automatic processing of valve rod.Its shortcoming is that valve rod is being added to man-hour, and the same time can only be processed one end of valve rod, i.e. valve rod one end other end that will turn around to process after processing, and working (machining) efficiency is low, and valve rod two ends cylindrical concentricity is larger.
Summary of the invention
The object of the invention is the shortcoming existing for prior art, provide a kind of valve rod two ends are processed simultaneously, working (machining) efficiency is high, the valve rod double end machine for automatic working of two ends cylindrical good concentricity.
Technical scheme of the present invention comprises main engine bed, dragging plate mechanism, mainshaft mechanism, feed mechanism, knife rest, controlling organization, and knife rest is fixedly mounted on dragging plate mechanism; Be mainly that mainshaft mechanism is double end automatic clamping device, dragging plate mechanism is comprised of the left planker and the right planker that are arranged on mainshaft mechanism both sides; Described double end automatic clamping device is comprised of main tapping, main shaft, collet expander, clamping piston; Main tapping is fixedly installed on main engine bed by supporting plate, and main shaft periphery is installed on the endoporus of main tapping by bearing, and spindle nose periphery is fixed a belt pulley, and inner hole of spindle is comprised of big hole and small sircle hole; Between clamping piston periphery and main shaft big hole inwall, movable sealing coordinates, and is provided with axially stop block between the two, and between clamping piston end periphery and main tapping inner hole wall, movable sealing coordinates; Clamping piston has the endoporus with main shaft small sircle hole same diameter, collet expander periphery moves and coordinates with the endoporus of clamping piston and main shaft, collet expander two ends periphery has flaring outer conical surface, and the outer conical surface at collet expander two ends cooperatively interacts with the internal conical surface of clamping piston and inner hole of spindle end respectively; Between the periphery that clamping piston coordinates with main tapping inner hole wall and the periphery that coordinates with main shaft big hole inwall, there is radially convex shoulder, this radially forms plunger shaft between convex shoulder and main tapping inner hole wall, main shaft periphery, and this plunger shaft is communicated with hydraulic system by the oil-in on main tapping and oil-out.
Preferably, axially stop block is comprised of the alignment pin of main shaft big hole inwall and the annular positioning groove of clamping piston periphery.
The present invention's beneficial effect is compared with prior art that mainshaft mechanism is double end automatic clamping device, in double end automatic clamping device both sides, left planker and right planker and knife rest thereof are set respectively, realization is processed valve rod two ends simultaneously, has the advantages such as working (machining) efficiency is high, valve rod two ends cylindrical good concentricity.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation of mainshaft mechanism in Fig. 1 of the present invention.
The specific embodiment
Valve rod double end machine for automatic working as shown in Figure 1, comprises main engine bed 11, dragging plate mechanism, mainshaft mechanism, feed mechanism, knife rest, controlling organization, and knife rest is fixedly mounted on dragging plate mechanism, and feed mechanism comprises pendulum charging tray 2 and feeding mechanical hand 4; Mainshaft mechanism is double end automatic clamping device, dragging plate mechanism is comprised of the left planker 8 and the right planker 9 that are arranged on mainshaft mechanism both sides, knife rest comprises left knife rest 7 and right knife rest 10, be fixedly mounted on respectively on left planker 8 and right planker 9, the movement of left planker 8 is controlled by left controlling organization 1, and the movement of right planker 9 is controlled by right controlling organization 3; Described double end automatic clamping device is comprised of main tapping 6, main shaft 15, collet expander 19, clamping piston 16; Main tapping 6 is fixedly installed on main engine bed 11 by supporting plate 5, and main shaft 15 peripheries are installed on the endoporus of main tapping 6 by bearing 12, and main shaft 15 end peripheries are fixed a belt pulley 14, by driven by motor, are rotated, and main shaft 15 endoporus are comprised of big hole and small sircle hole; Between clamping piston 16 peripheries and main shaft 15 big hole inwalls, movable sealing coordinates, be provided with O RunddichtringO 18 axially stop blocks 13 between the two, this axially stop block 13 limits the distance that moves axially of clamping pistons 16, between clamping piston 16 end peripheries and main tapping 6 inner hole walls, movable sealing coordinates, between main shaft 15 and clamping piston 16 peripheries and the inner hole wall of main tapping 6, sealing ring 17 is set, realizes main shaft 15, clamping piston 16 coordinates with the movable sealing of main tapping 6; Clamping piston 16 has the endoporus with main shaft 15 small sircle hole same diameter, collet expander 19 peripheries move and coordinate with the endoporus of clamping piston 16 and main shaft 15, collet expander 19 two ends peripheries have flaring outer conical surface, the outer conical surface at collet expander 19 two ends cooperatively interacts with the internal conical surface of clamping piston 16 and main shaft 15 interior bore ends respectively, be that the outer conical surface of collet expander 19 left ends and the internal conical surface of clamping piston 16 interior bore ends cooperatively interact, the internal conical surface of the outer conical surface of collet expander 19 right-hand members and main shaft 15 interior bore ends cooperatively interacts; Between the periphery that clamping piston 16 coordinates with main tapping 6 inner hole walls and the periphery that coordinates with main shaft 15 big hole inwalls, there is radially convex shoulder, being clamping piston 16 is greater than the periphery diameter of itself and main shaft 15 cooperation places with the periphery diameter of main tapping 6 cooperation places, this radially forms plunger shaft between convex shoulder and main tapping 6 inner hole walls, main shaft 15 peripheries, this plunger shaft is communicated with hydraulic system by the oil-in 20 on main tapping 6 and oil-out 21, as shown in Figure 2.Oil-in 20 and oil-out 21 are controlled by controlling organization, when oil-in 20 is communicated with hydraulic system, oil-out 21 connects and disconnects with hydraulic system, now hydraulic pressure enters plunger shaft and promotes clamping piston 16 and be moved to the left, the outer conical surface of internal conical surface wedging collet expander 19 left ends of clamping piston 16 interior bore ends, clamping piston 16 drives collet expander 19 to be moved to the left simultaneously, the outer conical surface of collet expander 19 right-hand members is coordinated with the internal conical surface wedging of main shaft 15 interior bore ends, collet expander 19 two ends wedgings are clamped valve rod.Left knife rest 7 and right knife rest 10, under the control of left controlling organization 1 and right controlling organization 3, carry out Excircle machining to valve rod two ends simultaneously, and the concentricity of working (machining) efficiency and valve rod two ends cylindrical is provided.Between main shaft 15 peripheries and main tapping 6 inner hole walls, two bearings 12 are installed, these two bearings 12 are arranged on respectively the both sides of axially stop block 13, improve the rotational stability of main shaft 15.
Axially stop block 13 is comprised of the alignment pin of main shaft 15 big hole inwalls and the annular positioning groove of clamping piston periphery, utilizes the axial distance of clamping piston 16 periphery annular positioning grooves to limit the distance that moves axially of clamping piston 16.
Claims (2)
1. a valve rod double end machine for automatic working, comprises main engine bed (11), dragging plate mechanism, mainshaft mechanism, feed mechanism, knife rest, controlling organization, and knife rest is fixedly mounted on dragging plate mechanism; It is characterized in that mainshaft mechanism is double end automatic clamping device, dragging plate mechanism is comprised of the left planker (8) and the right planker (9) that are arranged on mainshaft mechanism both sides; Described double end automatic clamping device is comprised of main tapping (6), main shaft (15), collet expander (19), clamping piston (16); Main tapping (6) is fixedly installed on main engine bed (11) by supporting plate (5), main shaft (15) periphery is installed on the endoporus of main tapping (6) by bearing (12), main shaft (15) end periphery is fixed a belt pulley (14), and main shaft (15) endoporus is comprised of big hole and small sircle hole; Between clamping piston (16) periphery and main shaft (15) big hole inwall, movable sealing coordinates, be provided with O RunddichtringO (18) and axially stop block (13) between the two, between clamping piston (16) end periphery and main tapping (6) inner hole wall, movable sealing coordinates; Clamping piston (16) has the endoporus with main shaft (15) small sircle hole same diameter, collet expander (19) periphery moves and coordinates with the endoporus of clamping piston (16) and main shaft (15), collet expander (19) two ends periphery has flaring outer conical surface, and the outer conical surface at collet expander (19) two ends cooperatively interacts with the internal conical surface of clamping piston (16) and the interior bore ends of main shaft (15) respectively; Between the periphery that clamping piston (16) coordinates with main tapping (6) inner hole wall and the periphery that coordinates with main shaft (15) big hole inwall, there is radially convex shoulder, this radially forms plunger shaft between convex shoulder and main tapping (6) inner hole wall, main shaft (15) periphery, and this plunger shaft is communicated with hydraulic system by oil-in (20) and the oil-out (21) on main tapping (6).
2. valve rod double end machine for automatic working according to claim 1, is characterized in that axially stop block (13) is comprised of the alignment pin of main shaft (15) big hole inwall and the annular positioning groove of clamping piston periphery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410409041.6A CN104162684B (en) | 2014-08-15 | 2014-08-15 | A kind of valve rod double end machine for automatic working |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410409041.6A CN104162684B (en) | 2014-08-15 | 2014-08-15 | A kind of valve rod double end machine for automatic working |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104162684A true CN104162684A (en) | 2014-11-26 |
| CN104162684B CN104162684B (en) | 2016-08-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410409041.6A Active CN104162684B (en) | 2014-08-15 | 2014-08-15 | A kind of valve rod double end machine for automatic working |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104162684B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105290423A (en) * | 2015-11-16 | 2016-02-03 | 东营信盛机械有限公司 | Double-head digital controlled lathe |
| CN105750567A (en) * | 2016-04-25 | 2016-07-13 | 东台市中微特电机厂 | Machine tool special for machining motor shaft |
| CN106862593A (en) * | 2017-03-09 | 2017-06-20 | 万泰机电工业(昆山)有限公司 | A kind of medical operating Quick-suturing device outer tube is combined turning equipment |
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| JP2001071201A (en) * | 1999-09-06 | 2001-03-21 | Toshiba Corp | Working device for cylindrical part |
| JP2008119821A (en) * | 2006-10-16 | 2008-05-29 | Citizen Holdings Co Ltd | Workpiece processing system |
| JP2008171201A (en) * | 2007-01-11 | 2008-07-24 | Sumitomo Electric Ind Ltd | Warning system, on-board device, transmitting device and warning method |
| CN101337328A (en) * | 2008-08-07 | 2009-01-07 | 郭文龙 | Intelligent clamping device of numerically controlled machine tool |
| RU2414994C1 (en) * | 2010-01-11 | 2011-03-27 | ГОУ ВПО Тольяттинский государственный университет | Turning device |
| CN102218547A (en) * | 2011-05-16 | 2011-10-19 | 朱志远 | Valve rod automatic machining machine |
| CN202861410U (en) * | 2012-10-30 | 2013-04-10 | 核工业烟台同兴实业有限公司 | Numerical control double-end lathe for machining carrier roller shaft |
| CN203209697U (en) * | 2013-03-05 | 2013-09-25 | 安庆瑞特机械制造有限公司 | Double-end lathe for hydraulic guiding pipe |
| CN204035574U (en) * | 2014-08-15 | 2014-12-24 | 志远科技有限公司 | A kind of valve rod double end machine for automatic working |
-
2014
- 2014-08-15 CN CN201410409041.6A patent/CN104162684B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001071201A (en) * | 1999-09-06 | 2001-03-21 | Toshiba Corp | Working device for cylindrical part |
| JP2008119821A (en) * | 2006-10-16 | 2008-05-29 | Citizen Holdings Co Ltd | Workpiece processing system |
| JP2008171201A (en) * | 2007-01-11 | 2008-07-24 | Sumitomo Electric Ind Ltd | Warning system, on-board device, transmitting device and warning method |
| CN101337328A (en) * | 2008-08-07 | 2009-01-07 | 郭文龙 | Intelligent clamping device of numerically controlled machine tool |
| RU2414994C1 (en) * | 2010-01-11 | 2011-03-27 | ГОУ ВПО Тольяттинский государственный университет | Turning device |
| CN102218547A (en) * | 2011-05-16 | 2011-10-19 | 朱志远 | Valve rod automatic machining machine |
| CN202861410U (en) * | 2012-10-30 | 2013-04-10 | 核工业烟台同兴实业有限公司 | Numerical control double-end lathe for machining carrier roller shaft |
| CN203209697U (en) * | 2013-03-05 | 2013-09-25 | 安庆瑞特机械制造有限公司 | Double-end lathe for hydraulic guiding pipe |
| CN204035574U (en) * | 2014-08-15 | 2014-12-24 | 志远科技有限公司 | A kind of valve rod double end machine for automatic working |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105290423A (en) * | 2015-11-16 | 2016-02-03 | 东营信盛机械有限公司 | Double-head digital controlled lathe |
| CN105290423B (en) * | 2015-11-16 | 2018-01-19 | 东营信盛机械有限公司 | Double-head numerical controlled lathes |
| CN105750567A (en) * | 2016-04-25 | 2016-07-13 | 东台市中微特电机厂 | Machine tool special for machining motor shaft |
| CN106862593A (en) * | 2017-03-09 | 2017-06-20 | 万泰机电工业(昆山)有限公司 | A kind of medical operating Quick-suturing device outer tube is combined turning equipment |
| CN106862593B (en) * | 2017-03-09 | 2018-05-11 | 万泰机电工业(昆山)有限公司 | A kind of compound turning equipment of medical operating Quick-suturing device outer tube |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104162684B (en) | 2016-08-17 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20170428 Address after: Yongjia Dong'ou County of Wenzhou City, Zhejiang province 325100 streets and three village Mall Road 24 Lane 1 Patentee after: Zhejiang Zhiyuan Valve Technology Co., Ltd. Address before: 325102 Zhejiang province Yongjia County Oubei Town East Industrial Zone Patentee before: ZHIYUAN VALVE ACCESSORIES CO., LTD. |
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| TR01 | Transfer of patent right |