CN103900439A - Device for detecting radial runout of tip of main shaft of tailstock of lathe and axial endplay of main shaft - Google Patents

Device for detecting radial runout of tip of main shaft of tailstock of lathe and axial endplay of main shaft Download PDF

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Publication number
CN103900439A
CN103900439A CN201410156897.7A CN201410156897A CN103900439A CN 103900439 A CN103900439 A CN 103900439A CN 201410156897 A CN201410156897 A CN 201410156897A CN 103900439 A CN103900439 A CN 103900439A
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China
Prior art keywords
main shaft
tailstock
lathe
spindle
pick
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Granted
Application number
CN201410156897.7A
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Chinese (zh)
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CN103900439B (en
Inventor
王磊
夏丽娟
张庆
张承志
陈光远
徐元迪
初少春
曹雨
赵丽媛
盛鑫
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Qiqihar Heavy CNC Equipment Co Ltd
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Qiqihar Heavy CNC Equipment Co Ltd
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Priority to CN201410156897.7A priority Critical patent/CN103900439B/en
Publication of CN103900439A publication Critical patent/CN103900439A/en
Application granted granted Critical
Publication of CN103900439B publication Critical patent/CN103900439B/en
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Abstract

The invention discloses a device for detecting radial runout of the tip of a main shaft of a tailstock of a lathe and axial endplay of the main shaft. According to the device for detecting the radial runout of the tip of the main shaft of the tailstock of the lathe and the axial endplay of the main shaft, a shaft sleeve is arranged at one end of a cylinder, a ball bearing and a thrust bearing are arranged inside the shaft sleeve, a fore meter and a micrometer gauge are arranged at the other end of the cylinder, an anti-rotation handle is arranged on the side face of the cylinder, a wear-resistant copper sleeve is arranged on the end face of the cylinder, end face cushion blocks are arranged at the two ends of the force meter, and the other side of the force meter is connected with the shaft. The device is mainly used for detecting the radial runout of the tip of the main shaft of the tailstock of the heavy horizontal lathe and the axial endplay of the main shaft, or detecting the accuracy of horizontal lathe products having the similar structural functions. By the adoption of the device for detecting the radial runout of the tip of the main shaft of the tailstock of the lathe and the axial endplay of the main shaft, the actual state of a machined workpiece can be simulated during accuracy detection, and rated axial force can be exerted; the problem that accurate detection of the radial runout of the tip of the main shaft and the axial endplay of the main shaft can not be achieved when the lathe is detected is solved, the accuracy of the lathe can be well detected, and the accuracy and accuracy detection and the stability of accuracy are improved.

Description

A kind of tail stock spindle top diameter run-out and main shaft axial float pick-up unit
Technical field
The present invention relates to the diameter run-out of a kind of tail stock spindle top and main shaft axial float pick-up unit, belong to machine tool accuracy detection technique field.
Background technology
At present, in lathe manufacturing, the spindle top diameter run-out of heavy horizontal-type lathe and main shaft axial float binomial precision do not have accurate detection method, and that these two precision play a part in the precision property index of lathe is crucial, directly affect the precision stability of lathe.Therefore, need high-level efficiency, high-accuracy accuracy detecting device, these two precision are measured accurately, avoid precision defective or unstable, solve China's heavy horizontal-type lathe and be difficult to the problem of the ranks that march toward high-grade lathe.
Summary of the invention
The object of the invention is by design specialized amount cubing, basic part, combined type transition body, be combined with the parts such as precision bearing element, dynamometer, clock gauge, top, standard component, form a set of axial augmentor, be used for detecting spindle top diameter run-out and main shaft axial float binomial precision.
Technical scheme of the present invention is as follows:
A kind of tail stock spindle top diameter run-out and main shaft axial float pick-up unit are provided with axle sleeve on cylindrical shell one end, are provided with ball bearing and thrust bearing in axle sleeve; The cylindrical shell other end is provided with dynamometer and clock gauge, and cylindrical shell side is provided with anti-rotation handle; In body end surface, be provided with wear-resisting copper sheathing; Dynamometer end positions is provided with end face cushion block; Dynamometer another side is connected with axle; The outer setting of axle has axle sleeve, is provided with lifting bolt on axle sleeve.
The concrete detecting step of said apparatus is: (1) is mounted to assembly shown in pick-up unit said structure.(2) pick-up unit top is stuck between the top and tailstock centre of horizontal lathe spindle.(3), by observing the indicating value of the clock gauge above dynamometer, determine that the axial force applying reaches requirement.(4) rotate by headstock spindle, drive tailstock centre rotation, use clock gauge to detect the diameter run-out of tailstock spindle top.(5), by pick-up unit tune, play detector, horizontal lathe appliance special for detecting are installed and pick-up unit top is stuck between the top and tailstock main shaft of horizontal lathe spindle.(6), by observing the indicating value of the clock gauge above dynamometer, determine that the axial force applying reaches requirement.(7) rotate by headstock spindle, drive tailstock centre rotation, use play detector to detect tailstock main shaft axial float.(8) detect qualified after, lathe can carry out detection or the processing parts of other project.
Beneficial effect of the present invention is: apparatus of the present invention are stuck in axial augmentor top between main spindle box and tailstock.According to the load-bearing requirement of lathe, start the tailstock of lathe, by observing the numerical value change of showing of dynamometer, simulated machine tool adds the loaded-up condition in man-hour, measures spindle top diameter run-out and main shaft axial float.This pick-up unit is workable, and accuracy of detection is high, for the installation accuracy of heavy horizontal lathe product provides reliable guarantee.
The present invention is applied in the diameter run-out of Tailstock of Heavy Horizontal Lathe spindle top and main shaft axial float testing process, or has in the horizontal machine tool Product Precision testing process of similar structures function.In the time of accuracy detection, simulate the virtual condition of processing work, apply specified axial force.It has solved lathe in testing process, and the difficult problem that spindle top diameter run-out and main shaft axial float binomial precision cannot accurately detect can well detect the precision of lathe, improves the accuracy of accuracy detection and the stability of precision.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further described.
Fig. 1 is the simplified schematic diagram of this structure of the detecting device.
Fig. 2 is the operation simplified schematic diagram of this pick-up unit in the time detecting spindle top diameter run-out.
Fig. 3 is the operation simplified schematic diagram of this pick-up unit in the time detecting main shaft axial float.
Number in the figure:
1, wear-resisting copper sheathing; 2, axle sleeve; 3, ball bearing; 4, thrust bearing; 5, cylindrical shell; 6, anti-rotation handle; 7, end face cushion block; 8, dynamometer; 9, clock gauge; 10, lifting bolt; 11, axle; 12, play detector; 13, horizontal lathe appliance special for detecting; 14, spindle top; 15, tailstock spindle top; 16, tailstock main shaft.
Embodiment
Embodiment
Tailstock of Heavy Horizontal Lathe spindle top diameter run-out as shown in Figure 1 and main shaft axial float pick-up unit are provided with axle sleeve 2 on cylindrical shell 5 one end, are provided with ball bearing 3 and thrust bearing 4 in axle sleeve 2; Cylindrical shell 5 other ends are provided with dynamometer 8 and clock gauge 9, and cylindrical shell 5 sides are provided with anti-rotation handle 6.On cylindrical shell 5 end faces, be provided with wear-resisting copper sheathing 1.Dynamometer 8 end positions are provided with end face cushion block 7; Dynamometer 8 another sides are connected with axle 11; The outer setting of axle 11 has axle sleeve, is provided with lifting bolt 10 on axle sleeve.
The concrete implementation step of said apparatus is: (1) is mounted to assembly by pick-up unit by shown in Fig. 1.(2) pick-up unit top is stuck between Horizontal machine-tool main-shaft box spindle top 14 and tailstock spindle top 15, as shown in Figure 2.(3), by observing the indicating value of dynamometer 8 clock gauge 9 above, determine that the axial force applying reaches requirement.(4) rotate by headstock spindle, drive tailstock centre rotation, use clock gauge 9 to detect the diameter run-out of tailstock spindle top.(5), by pick-up unit tune, play detector 12, horizontal lathe appliance special for detecting 13 are installed and pick-up unit top is stuck between horizontal lathe spindle top 14 and tailstock main shaft 16, as shown in Figure 3.(6), by observing the indicating value of dynamometer 8 clock gauge 9 above, determine that the axial force applying reaches requirement.(7) rotate by headstock spindle, drive tailstock centre rotation, use play detector 12 to detect tailstock main shaft axial float.(8) detect qualified after, lathe can carry out detection or the processing parts of other project.

Claims (2)

1. the diameter run-out of tail stock spindle top and a main shaft axial float pick-up unit, is characterized in that: described cylindrical shell is provided with axle sleeve on one end, is provided with ball bearing and thrust bearing in described axle sleeve; The described cylindrical shell other end is provided with dynamometer and clock gauge, and described cylindrical shell side is provided with anti-rotation handle; In described body end surface, be provided with wear-resisting copper sheathing; Described dynamometer end positions is provided with end face cushion block; Described dynamometer another side is connected with axle; The outer setting of described axle has axle sleeve, on described axle sleeve, is provided with lifting bolt.
2. a kind of tail stock spindle top according to claim 1 diameter run-out and main shaft axial float pick-up unit, is characterized in that: the concrete steps of utilizing said apparatus to detect are: pick-up unit is mounted to assembly by (1); (2) pick-up unit top is stuck between the top and tailstock centre of horizontal lathe spindle; (3), by observing the indicating value of the clock gauge above dynamometer, determine that the axial force applying reaches requirement; (4) rotate by headstock spindle, drive tailstock centre rotation, use clock gauge to detect the diameter run-out of tailstock spindle top; (5), by pick-up unit tune, play detector, horizontal lathe appliance special for detecting are installed and pick-up unit top is stuck between the top and tailstock main shaft of horizontal lathe spindle; (6), by observing the indicating value of the clock gauge above dynamometer, determine that the axial force applying reaches requirement; (7) rotate by headstock spindle, drive tailstock centre rotation, use play detector to detect tailstock main shaft axial float; (8) detect qualified after, lathe can carry out detection or the processing parts of other project.
CN201410156897.7A 2014-04-18 2014-04-18 Device for detecting radial runout of tip of main shaft of tailstock of lathe and axial endplay of main shaft Active CN103900439B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410156897.7A CN103900439B (en) 2014-04-18 2014-04-18 Device for detecting radial runout of tip of main shaft of tailstock of lathe and axial endplay of main shaft

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410156897.7A CN103900439B (en) 2014-04-18 2014-04-18 Device for detecting radial runout of tip of main shaft of tailstock of lathe and axial endplay of main shaft

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CN103900439A true CN103900439A (en) 2014-07-02
CN103900439B CN103900439B (en) 2017-02-22

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104950810A (en) * 2015-06-12 2015-09-30 中钢集团邢台机械轧辊有限公司 Real-time monitoring device for rotation of lathe centre
CN105333796A (en) * 2014-08-14 2016-02-17 贵州航天林泉电机有限公司 Motor axial gap and axial extension dimension detection device
CN112484594A (en) * 2020-11-13 2021-03-12 太原重工轨道交通设备有限公司 Device for measuring axle shoulder runout by taking outer circular surface of axle journal as reference

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07243843A (en) * 1994-03-04 1995-09-19 Star Seiki:Kk Size inspection method of work
CN202742154U (en) * 2012-07-25 2013-02-20 许昌远东传动轴股份有限公司 Differential cross shaft external grinding clamping novel structure
CN202763444U (en) * 2012-09-19 2013-03-06 石家庄煤矿机械有限责任公司 Tools of inner and outer double-conical-degree large size solid of revolution type workpieces
CN103317153A (en) * 2013-06-08 2013-09-25 黄山市合控电气设备有限公司 Horizontal combined numerical control lathe
CN103674504A (en) * 2012-08-31 2014-03-26 沈阳机床(集团)有限责任公司 Main shaft performance testing platform

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07243843A (en) * 1994-03-04 1995-09-19 Star Seiki:Kk Size inspection method of work
CN202742154U (en) * 2012-07-25 2013-02-20 许昌远东传动轴股份有限公司 Differential cross shaft external grinding clamping novel structure
CN103674504A (en) * 2012-08-31 2014-03-26 沈阳机床(集团)有限责任公司 Main shaft performance testing platform
CN202763444U (en) * 2012-09-19 2013-03-06 石家庄煤矿机械有限责任公司 Tools of inner and outer double-conical-degree large size solid of revolution type workpieces
CN103317153A (en) * 2013-06-08 2013-09-25 黄山市合控电气设备有限公司 Horizontal combined numerical control lathe

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
沃罗比叶夫 等: "《机床尾座主轴(顶尖套)的检验》", 《机床与工具》, no. 18, 31 December 1955 (1955-12-31), pages 35 - 36 *

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105333796A (en) * 2014-08-14 2016-02-17 贵州航天林泉电机有限公司 Motor axial gap and axial extension dimension detection device
CN105333796B (en) * 2014-08-14 2018-02-06 贵州航天林泉电机有限公司 A kind of axial clearance of motor and shaft extension size detecting device
CN104950810A (en) * 2015-06-12 2015-09-30 中钢集团邢台机械轧辊有限公司 Real-time monitoring device for rotation of lathe centre
CN104950810B (en) * 2015-06-12 2018-03-23 中钢集团邢台机械轧辊有限公司 Lathe centre rotates real time monitoring apparatus
CN112484594A (en) * 2020-11-13 2021-03-12 太原重工轨道交通设备有限公司 Device for measuring axle shoulder runout by taking outer circular surface of axle journal as reference

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