CN204035574U - A kind of valve rod double end machine for automatic working - Google Patents
A kind of valve rod double end machine for automatic working Download PDFInfo
- Publication number
- CN204035574U CN204035574U CN201420468882.XU CN201420468882U CN204035574U CN 204035574 U CN204035574 U CN 204035574U CN 201420468882 U CN201420468882 U CN 201420468882U CN 204035574 U CN204035574 U CN 204035574U
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- main shaft
- periphery
- clamping piston
- main
- valve rod
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- 238000010079 rubber tapping Methods 0.000 claims abstract description 27
- 230000008520 organization Effects 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 8
- 238000003754 machining Methods 0.000 abstract description 7
- 238000005520 cutting process Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000641 cold extrusion Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model relates to a kind of valve rod double end machine for automatic working, comprises main engine bed, dragging plate mechanism, mainshaft mechanism, feed mechanism, knife rest, controlling organization; Mainly mainshaft mechanism is double end automatic clamping device, and dragging plate mechanism is made up of the left planker and right planker being arranged on mainshaft mechanism both sides; Described double end automatic clamping device is made up of main tapping, main shaft, collet expander, clamping piston; Clamping piston has the endoporus with main shaft small sircle hole same diameter, and the endoporus of collet expander periphery and clamping piston and main shaft is dynamic to be coordinated, and the tubaeform 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; The plunger shaft of clamping piston is communicated with hydraulic system with oil-out by the oil-in on main tapping.Realize processing valve rod two ends simultaneously, there is the advantages such as working (machining) efficiency is high, valve rod two ends cylindrical good concentricity.Be applicable to the cutting of valve rod two ends cylindrical.
Description
Technical field
The utility model belongs to machining equipment, particularly about a kind of valve rod cutting apparatus.The utility model 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, if the patent No. is the automatic processor for valve rod of ZL201110127992.0, main engine bed arranges automatic charging device, automatic clamping device, automatic cutting device and automatic discharge unit, realizes the automatic processing of valve rod.Its shortcoming is adding man-hour to valve rod, and the same time can only process one end of valve rod, and namely valve rod one end will turn around after processing to process the other end, and working (machining) efficiency is low, and valve rod two ends cylindrical concentricity is larger.
Summary of the invention
The purpose of this utility model is the shortcoming existed for prior art, and provide a kind of and process valve rod two ends simultaneously, working (machining) efficiency is high, the valve rod double end machine for automatic working of two ends cylindrical good concentricity.
The technical solution of the utility model 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; Mainly mainshaft mechanism is double end automatic clamping device, and dragging plate mechanism is made up of the left planker and right planker being arranged on mainshaft mechanism both sides; Described double end automatic clamping device is made up 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 fixes a belt pulley, and inner hole of spindle is made up of big hole and small sircle hole; Between clamping piston periphery with main shaft big hole inwall, movable sealing coordinates, and is provided with axially stop block between the two, and clamping piston end periphery coordinates with movable sealing between main tapping inner hole wall; Clamping piston has the endoporus with main shaft small sircle hole same diameter, the endoporus of collet expander periphery and clamping piston and main shaft is dynamic to be coordinated, 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 coordinated with main shaft big hole inwall, there is radial convex shoulder, form plunger shaft between this radial convex shoulder and main tapping inner hole wall, main shaft periphery, this plunger shaft is communicated with hydraulic system with oil-out by the oil-in on main tapping.
Preferably, axially stop block is made up of the alignment pin of main shaft big hole inwall and the annular positioning groove of clamping piston periphery.
The utility model beneficial effect is compared with prior art mainshaft mechanism is double end automatic clamping device, left planker and right planker and knife rest thereof are set respectively in double end automatic clamping device both sides, realize processing valve rod two ends simultaneously, there is 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 utility model.
Fig. 2 is the structural representation of mainshaft mechanism in the utility model Fig. 1.
Detailed description of the invention
Valve rod double end machine for automatic working as shown in Figure 1, comprise main engine bed 11, dragging plate mechanism, mainshaft mechanism, feed mechanism, knife rest, controlling organization, 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 made up of the left planker 8 and right planker 9 being arranged on mainshaft mechanism both sides, knife rest comprises left knife rest 7 and right knife rest 10, be fixedly mounted on left planker 8 and right planker 9 respectively, 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 made up 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 periphery is installed on the endoporus of main tapping 6 by bearing 12, and main shaft 15 end periphery fixes a belt pulley 14, is rotated by driven by motor, and main shaft 15 endoporus is made up of big hole and small sircle hole; Between clamping piston 16 periphery with main shaft 15 big hole inwall, movable sealing coordinates, be provided with 0 RunddichtringO 18 axially stop block 13 between the two, what this axially stop block 13 limited clamping piston 16 moves axially distance, clamping piston 16 end periphery coordinates with movable sealing between main tapping 6 inner hole wall, sealing ring 17 is set between the inner hole wall of main shaft 15 and clamping piston 16 periphery and main tapping 6, 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, the endoporus of collet expander 19 periphery and clamping piston 16 and main shaft 15 is dynamic to be coordinated, collet expander 19 two ends periphery has flaring outer conical surface, the outer conical surface at collet expander 19 two ends cooperatively interacts with the internal conical surface of bore ends in clamping piston 16 and main shaft 15 respectively, namely in the outer conical surface of collet expander 19 left end and clamping piston 16, the internal conical surface of bore ends cooperatively interacts, and in the outer conical surface of collet expander 19 right-hand member and main shaft 15, the internal conical surface of bore ends cooperatively interacts; Between the periphery that clamping piston 16 coordinates with main tapping 6 inner hole wall and the periphery coordinated with main shaft 15 big hole inwall, there is radial convex shoulder, namely clamping piston 16 and the periphery diameter of main tapping 6 cooperation place are greater than the periphery diameter of itself and main shaft 15 cooperation place, plunger shaft is formed between this radial convex shoulder and main tapping 6 inner hole wall, main shaft 15 periphery, this plunger shaft is communicated with hydraulic system with oil-out 21 by the oil-in 20 on main tapping 6, 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 even disconnects with hydraulic system, now hydraulic pressure enter plunger shaft promote clamping piston 16 be moved to the left, the outer conical surface of internal conical surface wedging collet expander 19 left end of bore ends in clamping piston 16, clamping piston 16 drives collet expander 19 to be moved to the left simultaneously, the outer conical surface of collet expander 19 right-hand member is coordinated with the internal conical surface wedging of bore ends in main shaft 15, valve rod is clamped by collet expander 19 two ends wedging.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, provide the concentricity of working (machining) efficiency and valve rod two ends cylindrical.Install two bearings 12 between main shaft 15 periphery and main tapping 6 inner hole wall, these two bearings 12 are arranged on the both sides of axially stop block 13 respectively, improve the rotational stability of main shaft 15.
Axially stop block 13 is made up of the alignment pin of main shaft 15 big hole inwall and the annular positioning groove of clamping piston periphery, and what utilize the axial distance of clamping piston 16 periphery annular positioning groove restriction clamping piston 16 moves axially distance.
Claims (2)
1. a valve rod double end machine for automatic working, comprise main engine bed (11), dragging plate mechanism, mainshaft mechanism, feed mechanism, knife rest, controlling organization, 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 made up of the left planker (8) and right planker (9) being arranged on mainshaft mechanism both sides; Described double end automatic clamping device is made up 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 fixes a belt pulley (14), and main shaft (15) endoporus is made up of big hole and small sircle hole; Between clamping piston (16) periphery with main shaft (15) big hole inwall, movable sealing coordinates, be provided with O RunddichtringO (18) and axially stop block (13) between the two, clamping piston (16) end periphery coordinates with movable sealing between main tapping (6) inner hole wall; Clamping piston (16) has the endoporus with main shaft (15) small sircle hole same diameter, the endoporus of collet expander (19) periphery and clamping piston (16) and main shaft (15) is dynamic to be coordinated, 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 main shaft (15) interior bore ends respectively; Between the periphery that clamping piston (16) coordinates with main tapping (6) inner hole wall and the periphery coordinated with main shaft (15) big hole inwall, there is radial convex shoulder, form plunger shaft between this radial convex shoulder and main tapping (6) inner hole wall, main shaft (15) periphery, this plunger shaft is communicated with hydraulic system with oil-out (21) by the oil-in (20) 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 made up 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 |
|---|---|---|---|
| CN201420468882.XU CN204035574U (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 |
|---|---|---|---|
| CN201420468882.XU CN204035574U (en) | 2014-08-15 | 2014-08-15 | A kind of valve rod double end machine for automatic working |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204035574U true CN204035574U (en) | 2014-12-24 |
Family
ID=52236284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420468882.XU Withdrawn - After Issue CN204035574U (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) | CN204035574U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104162684A (en) * | 2014-08-15 | 2014-11-26 | 志远科技有限公司 | Automatic valve rod double-head machining machine |
-
2014
- 2014-08-15 CN CN201420468882.XU patent/CN204035574U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104162684A (en) * | 2014-08-15 | 2014-11-26 | 志远科技有限公司 | Automatic valve rod double-head machining machine |
| CN104162684B (en) * | 2014-08-15 | 2016-08-17 | 志远科技有限公司 | A kind of valve rod double end machine for automatic working |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141224 Effective date of abandoning: 20160817 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |