CN104028853B - A kind of horizontal machine tool processing drill chuck clamping jaw screw thread - Google Patents
A kind of horizontal machine tool processing drill chuck clamping jaw screw thread Download PDFInfo
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- CN104028853B CN104028853B CN201410259313.9A CN201410259313A CN104028853B CN 104028853 B CN104028853 B CN 104028853B CN 201410259313 A CN201410259313 A CN 201410259313A CN 104028853 B CN104028853 B CN 104028853B
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Abstract
The present invention relates to a kind of horizontal machine tool processing drill chuck clamping jaw screw thread, comprise base, milling silk tire swivel feeding device and cutter swivel feeding device, described milling silk tire swivel feeding device is provided with and is fixed on base upper rail and longitudinal slide unit, longitudinal slide unit is provided with by the milling silk tire of driven by motor, and described milling silk tire is relative with the milling silk cutter on cutter swivel feeding device; Milling silk tire is provided with a cone inclined-plane consistent with drill body cone bevel inclination angle, this cone inclined-plane is axially arranged with the inclined hole that is used for installing jaw, be provided with an angle between described inclined hole center line and the axis on cone inclined-plane, this angle is the lead angle on milling silk tire.The present invention is rational in infrastructure, easy for operation, milling silk tire long service life, and the accessory size of processing is stablized, and uniformity is good, is applicable to the screw thread process of drill chuck clamping jaw.
Description
Technical field
The present invention relates to a kind of horizontal machine tool, specifically a kind of horizontal machine tool processing jaw screw thread.
Background technology
At present, the process equipment of the screw thread of one of them parts jaw of three-jaw drill chuck is on engine lathe, big palette lays decelerator, stepper motor drives decelerator calibration, three hole milling silk tires are placed on decelerator, traverse feed adopts stepper motor to drive leading screw, and leading screw drives big palette to move back and forth, and the head of a bed is the cutter rotated.The mold that three hole milling silk tires adopt three inclined holes of simulation drill chuck main body to be made into, once complete the processing of three jaw screw threads, the indexing means of three hole milling silk tires adopts driving stepper motor decelerator rotary index, the not threaded lift angle of three hole milling silk tires itself, the cooperation that horizontal stepper motor by program control machine tool drives screw mandrel feeding and indexing means decelerator to rotate, combines the lift angle of walking out screw thread.To there is unstable factor many in the manufacture processing of three hole milling silk tires, the linearity of three inclined holes and size, parallel, symmetrical, form circle and 120 degree of locating pieces etc. and have larger fluctuation difference problem, and three hole milling silk tires are very weak at three inclined hole intersections, connection area is very little, cannot heat treatment, cause intensity not enough; Lead angle is that the feeding of lathe horizontal stepper motor and indexing means stepper motor rotation two-axle interlocking are come out of, because screw mandrel has gap, batch production uses leading screw also can wear and tear, and lead angle is also just unstable, does not reach the requirement of high-precision three-jaw drill chuck.
Summary of the invention
Technical problem to be solved by this invention overcomes above-mentioned the deficiencies in the prior art, there is provided a kind of rational in infrastructure, easy for operation, milling silk tire long service life, the jaw thread size of processing is stable, precision is high, and lead angle fixes the horizontal machine tool of consistent processing drill chuck clamping jaw screw thread.
The technical scheme that the present invention solves the problems of the technologies described above employing is: a kind of horizontal machine tool processing drill chuck clamping jaw screw thread, comprise base, be arranged on milling silk tire swivel feeding device on base and cutter swivel feeding device, described milling silk tire swivel feeding device is provided with and is fixed on base upper rail and longitudinal slide unit, longitudinal slide unit is driven by hydraulic cylinder and moves on guide rail, hydraulic cylinder is fixed on base by hydraulic cylinder fixed block, described longitudinal slide unit is provided with milling silk tire axle bed and the band motor of clutch and driving gear and driven gear; Milling silk tire axle bed side is provided with the milling silk tire be connected with milling silk tire axle, and driven gear drives milling silk tire to rotate by milling silk tire axle, and described milling silk tire is relative with the milling silk cutter on cutter swivel feeding device; It is characterized in that: described milling silk tire is provided with a jaw assembling main body, this jaw assembling main body is provided with a cone inclined-plane consistent with drill body cone bevel inclination angle, this cone inclined-plane is axially arranged with the inclined hole that is used for installing jaw, be provided with an angle between the center line of described inclined hole and the axis on cone inclined-plane, this angle is the lead angle on milling silk tire.
Described jaw assembling main body respectively excises the part that three/part stays, and the inclined hole on described cone inclined-plane is that a circular hole excises 2/3rds parts stayed along cone inclined-plane, is convenient to mounting parts.
The angle of inclination on described milling silk tire jaw assembling main body upper cone inclined-plane is 15 °-20 °.
The present invention is also provided with the servicing unit of an elimination gear clearance, it is connected with a toothed chain fixed block on driven gear, base installs a cylinder by cylinder fixed block, the bottom of toothed chain fixed block is fixed with a chain, chain and cylinder link, strained by cylinder, eliminate the gap between driven gear and driving gear.
Described cutter swivel feeding device is arranged on the other end of lathe base, base is provided with positioning strip and limited block and horizontal slide unit, several briquettings are had to fix outside horizontal slide unit, above horizontal slide unit, cutter power motor, decelerator, milling silk knife bar axle bed and milling silk cutter are installed, milling silk cutter is fixed on milling silk knife bar, milling silk knife bar is fixed on inside milling silk knife bar axle bed, and milling silk knife bar axle bed connection reducer, decelerator is connected with power motor.
The present invention to be meshed transmitting rotary power by the driving gear of the driven by motor of frequency control and driven gear, PLC is adopted to control, cutter swivel feeding device can laterally adjust, longitudinally can not move, milling silk tire swivel feeding device, can revolve reposition after turnback, longitudinally adopt hydraulic cylinder feeding, locating piece is located.The present invention does not use leading screw and stepper motor, there is not leading screw wear phenomenon.Gear rotates the gear clearance produced, and adopts cylinder and hinge to eliminate this gap.Particularly described milling silk tire improves on original three hole milling silk tires, only retains an inclined hole, eliminate two inclined holes, add the intensity of milling silk tire, and milling silk tire can heat treatment, increases service life.Described inclined hole is different from the inclined hole on former milling silk tire, and this inclined hole has an angle relative to milling silk tire axis, and this angle is exactly the lead angle on jaw.The jaw of different pitch, lead angle is different, and milling silk tire is just different.The screw thread of each processing jaw, can ensure the uniformity of every root jaw screw thread, comprises the thickness of jaw screw thread, the tapering of screw thread, the length of screw thread, the symmetry of screw thread, the lift angle etc. of screw thread.Against existing technologies, the present invention is rational in infrastructure, easy for operation, milling silk tire long service life, and the accessory size of processing is stablized, and uniformity is good, is a kind of high-precision horizontal machine tool.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is described further.
Fig. 1 is that the present invention forms structural representation.
Fig. 2 is the schematic top plan view that the present invention forms structure.
Fig. 3 is the principle schematic that the present invention eliminates gear clearance servicing unit.
Fig. 4 is milling silk tire perspective view of the present invention.
Fig. 5 is the schematic front view of milling silk tire of the present invention.
Fig. 6 is the schematic top plan view of Fig. 4.
Fig. 7 is that schematic diagram is looked on a left side of Fig. 4.
Label in figure is: 1. driven gear, 2. milling silk tire axle bed, 3. milling silk tire, 4. milling silk cutter, 5. milling silk knife bar axle bed, 6. decelerator, 7. limited block, 8. positioning strip, 9. horizontal slide unit, 10. briquetting, 11. longitudinal slide units, 12. guide rails, 13. bases, 14. cutter power motors, 15. hydraulic cylinder fixed blocks, 16. hydraulic cylinders, 17. cylinders, 18. cylinder fixed blocks, 19. motors, 20. clutches, 21. driving gears, 22. jaws, 23. chains, 24. toothed chain fixed blocks, 25. electric switches, 26. jaw clamping devices, 27. Pneumatic ejection devices, 31. inclined holes, 32. cone inclined-planes.
Detailed description of the invention
As can be seen from Fig. 1, Fig. 2, a kind of horizontal machine tool processing drill chuck clamping jaw screw thread, comprises base 13, is arranged on milling silk tire swivel feeding device on base 13 and cutter swivel feeding device.
Described milling silk tire swivel feeding device is arranged on lathe base 13 one end, base 13 is provided with guide rail 12 and longitudinal slide unit 11, longitudinal slide unit 11 drives steadily movement on guide rail 12 by hydraulic cylinder 16, and hydraulic cylinder fixed block 15 is fixed on base 13, and fixer cylinder pressure 16.Described longitudinal slide unit 11 is provided with the motor 19 of milling silk tire axle bed 2 and band clutch 20 and driving gear 21 and driven gear 1; Milling silk tire axle bed 2 side is provided with the milling silk tire 3 be connected with milling silk tire axle, and driven gear 1 drives milling silk tire 3 to rotate by milling silk tire axle, and described milling silk tire 3 is relative with the milling silk cutter 4 on cutter swivel feeding device.
As can be seen from Figure 3, the present invention is also provided with the servicing unit eliminating gear clearance between driven gear 1 and driving gear 21.Described driven gear 1 is connected with a toothed chain fixed block 24, base 13 installs a cylinder 17 by cylinder fixed block 18, and the bottom of toothed chain fixed block 24 is fixed with a chain 23, and chain 23 and cylinder 17 link, strained by cylinder, eliminate the gap between driven gear and driving gear.
Motor 19 of the present invention rotates after starting always, when clutch 20 is combined, driving gear 21 drives driven gear 1 to rotate, driven gear 1 drives single hole milling silk tire 3 to rotate by milling silk tire axle, cylinder 17 is tensioning chain 23 oppositely, produce pretightning force, prevent from producing gap between driving gear 21 and driven gear 1.After revolving turnback, separately, cylinder 17 pulls chain 23 to clutch 20, drives driven gear 1 and milling silk tire 3 oppositely to get back to home position.
Cutter swivel feeding device of the present invention is arranged on the other end of lathe base 13, base 13 is provided with positioning strip 8 and limited block 7 and horizontal slide unit 9, several briquettings 10 are had to fix outside horizontal slide unit 9, horizontal slide unit 9 is provided with cutter power motor 14, decelerator 6, milling silk knife bar axle bed 5 and milling silk cutter 4 above, milling silk cutter 4 is fixed on milling silk knife bar, milling silk knife bar is fixed on inside milling silk knife bar axle bed 5, and milling silk knife bar axle bed 5 connection reducer 6, decelerator 6 is connected with motor 14.
Base 13 of the present invention is also provided with electric switch 25, controls the work such as motor, cylinder.The end face of milling silk tire 3 installs a jaw clamping device 26, adopts hydraulic cylinder unclamp and compress jaw, during work, with single hole milling silk tire 180 degree of reciprocating rotations.Object clamping jaw 22.Be provided with Pneumatic ejection device 27 in the outside of driven gear 1, wherein ejector beam is in milling silk tire axle bed.Concrete structure and the annexation of jaw clamping device 26 and Pneumatic ejection device 27 belong to prior art, repeat no more.
As can be seen from Fig. 4, Fig. 5, Fig. 6, Fig. 7, described milling silk tire 3 is provided with a jaw assembling main body, this jaw assembling main body is provided with a cone inclined-plane 32 consistent with drill body cone bevel inclination angle, this cone inclined-plane 32 is provided with one and is used for installing the inclined hole 31 of jaw, is provided with an included angle B between the axis on described inclined hole center line and cone inclined-plane.This included angle B is exactly the lead angle on milling silk tire, the lead angle namely on jaw.
Described jaw assembling main body respectively excises the part that three/part stays, inclined hole 31 on described cone inclined-plane is that a circular hole excises 2/3rds parts stayed along cone inclined-plane, inclined hole leads to milling silk tire axial centre, is convenient to mounting parts.
The angle of inclination A on described milling silk tire 3 upper cone inclined-plane 32 is 15 °-20 °.
Milling silk tire of the present invention improves on original three hole milling silk tires, and former milling silk tire is cone, which is provided with three inclined holes, and the wall thickness of three inclined hole intersections is very thin, easy fracture.Milling silk tire of the present invention only retains an inclined hole, eliminates two inclined holes, and milling silk tire can heat treatment, adds intensity and the wearability of milling silk tire, improve the service life of milling silk tire.Described inclined hole is also fundamentally different than the inclined hole on former milling silk tire, and this inclined hole has an angle relative to milling silk tire axis, and this angle is exactly the lead angle on jaw.The jaw of different pitch, lead angle is different, and milling silk tire is just different.The screw thread of each processing jaw, can ensure the uniformity of every root jaw screw thread, comprises the thickness of jaw screw thread, the tapering of screw thread, the length of screw thread, the symmetry of screw thread, the lift angle etc. of screw thread.
During concrete use, workholding jaw 22 is put into the single hole milling silk tire 3 of whirligig, start lathe electric switch 25, jaw clamping device 26 clamps jaw 22, milling silk cutter 4 rotates, hydraulic cylinder 16 pulls single hole milling silk tire 3 above longitudinal slide unit 11 near milling silk cutter 4, when arriving predetermined depth, clutch 20 links together motor 19 and driving gear 21, the power transmission of motor 19 drives driven gear 1 to rotate to driving gear 21, driven gear 1 drives single hole milling silk tire 3 to rotate by milling silk tire axle, cylinder 17 strains toothed chain 23, produce pretightning force, prevent gear clearance from producing.After single hole milling silk tire 3 rotates to certain angle, clutch 20 departs from, motor 19 and driving gear 21 are separately, driven gear 1 and single hole milling silk tire 3 stop operating, hydraulic cylinder 16 promotes single hole milling silk tire 3 above longitudinal slide unit 11 away from milling silk cutter 4, and when arriving preset security distance, longitudinal slide unit 11 stops mobile, jaw clamping device 26 unclamps jaw 22, and Pneumatic ejection device 27 ejects jaw 22.Complete the screw thread process process of a jaw 22.
The present invention to be meshed transmitting rotary power by the driving gear of the driven by motor of frequency control and driven gear, PLC is adopted to control, cutter swivel feeding device can laterally adjust, longitudinally can not move, milling silk tire swivel feeding device, can revolve reposition after turnback, longitudinally adopt hydraulic cylinder feeding, locating piece is located.The present invention does not use leading screw and stepper motor, there is not leading screw wear phenomenon.Gear rotates the gear clearance produced, and adopts cylinder and hinge to eliminate this gap.Between cutter of the present invention and jaw, stroke is short, stable performance, and adopt location, fixed position (extremely locating), accurate positioning, milling silk mold intensity is high, and workpiece size is stablized.
The present invention is rational in infrastructure, easy for operation, milling silk tire long service life, and the accessory size of processing is stablized, and uniformity is good, is a kind of high-precision horizontal machine tool.
Claims (5)
1. process the horizontal machine tool of drill chuck clamping jaw screw thread for one kind, comprise base, be arranged on milling silk tire swivel feeding device on base and cutter swivel feeding device, described milling silk tire swivel feeding device is provided with and is fixed on base upper rail and longitudinal slide unit, longitudinal slide unit is driven by hydraulic cylinder and moves on guide rail, hydraulic cylinder is fixed on base by hydraulic cylinder fixed block, described longitudinal slide unit is provided with milling silk tire axle bed and the band motor of clutch and driving gear and driven gear; Milling silk tire axle bed side is provided with the milling silk tire be connected with milling silk tire axle, and driven gear drives milling silk tire to rotate by milling silk tire axle, and described milling silk tire is relative with the milling silk cutter on cutter swivel feeding device; It is characterized in that: described milling silk tire is provided with a jaw assembling main body, this jaw assembling main body is provided with a cone inclined-plane consistent with drill body cone bevel inclination angle, this cone inclined-plane is axially arranged with the inclined hole that is used for installing jaw, be provided with an angle between the center line of described inclined hole and the axis on cone inclined-plane, this angle is the lead angle on milling silk tire.
2. the horizontal machine tool of processing drill chuck clamping jaw screw thread according to claim 1, it is characterized in that: described jaw assembling main body respectively excises the part that three/part stays, and the inclined hole on described cone inclined-plane is that a circular hole excises 2/3rds parts stayed along cone inclined-plane.
3. the horizontal machine tool of processing drill chuck clamping jaw screw thread according to claim 1, is characterized in that: the angle of inclination on described milling silk tire jaw assembling main body upper cone inclined-plane is 15 °-20 °.
4. the horizontal machine tool of processing drill chuck clamping jaw screw thread according to claim 1, it is characterized in that: the servicing unit being also provided with an elimination gear clearance, it is connected with a toothed chain fixed block on driven gear, base installs a cylinder by cylinder fixed block, the bottom of toothed chain fixed block is fixed with a chain, chain and cylinder link, strained by cylinder, eliminate the gap between driven gear and driving gear.
5. the horizontal machine tool of processing drill chuck clamping jaw screw thread according to claim 1, it is characterized in that: described cutter swivel feeding device is arranged on the other end of lathe base, base is provided with positioning strip and limited block and horizontal slide unit, several briquettings are had to fix outside horizontal slide unit, above horizontal slide unit, cutter power motor, decelerator, milling silk knife bar axle bed and milling silk cutter are installed, milling silk cutter is fixed on milling silk knife bar, milling silk knife bar is fixed on inside milling silk knife bar axle bed, milling silk knife bar axle bed connection reducer, decelerator is connected with power motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410259313.9A CN104028853B (en) | 2014-06-12 | 2014-06-12 | A kind of horizontal machine tool processing drill chuck clamping jaw screw thread |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410259313.9A CN104028853B (en) | 2014-06-12 | 2014-06-12 | A kind of horizontal machine tool processing drill chuck clamping jaw screw thread |
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| Publication Number | Publication Date |
|---|---|
| CN104028853A CN104028853A (en) | 2014-09-10 |
| CN104028853B true CN104028853B (en) | 2016-03-16 |
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| CN201410259313.9A Active CN104028853B (en) | 2014-06-12 | 2014-06-12 | A kind of horizontal machine tool processing drill chuck clamping jaw screw thread |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112139613B (en) * | 2020-09-23 | 2022-11-15 | 江苏诚益达智能科技有限公司 | Industrial autoloading's threading machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3327046C2 (en) * | 1983-07-27 | 1986-08-14 | Liebig, Heinrich, 6102 Pfungstadt | Collet-like chuck for threaded shafts |
| US7143490B2 (en) * | 2003-03-12 | 2006-12-05 | Kennametal Inc. | Tap process for hard workpieces |
| CN103203491B (en) * | 2013-03-05 | 2015-05-13 | 王立波 | Method for processing external spiral slot with large screw pitch by numerically controlled lathe and process device |
| CN203292538U (en) * | 2013-06-07 | 2013-11-20 | 山东威达机械股份有限公司 | Dual-power horizontal type machine tool for machining multiple inclined holes |
| CN103639541A (en) * | 2013-12-04 | 2014-03-19 | 马正斌 | Taper thread machining method |
| CN203863160U (en) * | 2014-06-12 | 2014-10-08 | 山东威达机械股份有限公司 | Horizontal machine tool for machining threads of clamping jaw of drill chuck |
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Effective date of registration: 20160815 Address after: China Shandong province Manshan Town Road 264400 Weihai Lingang District No. 2 Patentee after: Shandong Weida Machinery Co., Ltd.. Address before: China Shandong province Manshan Town Road 264400 Weihai Lingang District No. 2 Patentee before: Weida Machinery Co., Ltd., Shandong |