CN203875617U - Pipe cutting friction-rotation bed mechanism - Google Patents

Pipe cutting friction-rotation bed mechanism Download PDF

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Publication number
CN203875617U
CN203875617U CN201420266495.8U CN201420266495U CN203875617U CN 203875617 U CN203875617 U CN 203875617U CN 201420266495 U CN201420266495 U CN 201420266495U CN 203875617 U CN203875617 U CN 203875617U
Authority
CN
China
Prior art keywords
fixed
bevel gear
trapezoidal screw
gear steering
base
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.)
Expired - Fee Related
Application number
CN201420266495.8U
Other languages
Chinese (zh)
Inventor
董立锋
吴美琴
岳伟
范彬
许弛
杨念记
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuxi Hualian Science and Technology Group Co Ltd
Wuxi Hualian Precision Machinery Co Ltd
Original Assignee
Wuxi Hualian Precision Machinery Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Wuxi Hualian Precision Machinery Co Ltd filed Critical Wuxi Hualian Precision Machinery Co Ltd
Priority to CN201420266495.8U priority Critical patent/CN203875617U/en
Application granted granted Critical
Publication of CN203875617U publication Critical patent/CN203875617U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to a pipe cutting friction-rotation bed mechanism. Left and right groups of inner bearing seats and outer bearing seats are fixed to a base, and trapezoidal screws are rotationally mounted between the inner bearing seats and outer bearing seats respectively; a moving seat located on the inner side is fixed to a left-rotating nut through a nut seat, and a moving seat located on the outer side is fixed to a right-rotating nut through a nut seat; the outer end of each trapezoidal screw is fixed to a handwheel, the position of the base corresponding to the outer end of each trapezoidal screw is fixed to a first bevel gear steering box, the position of the front end of the base and the position between the trapezoidal screws are fixed to two second bevel gear steering boxes, and the two second bevel gear steering boxes are connected and the second bevel gear steering boxes and the first bevel gear steering boxes are connected, through transition shafts and third couplings. According to the pipe cutting friction-rotation bed mechanism, the distance between left and right roller shafts is adjusted through the handwheels to adaptive to steel pipes with various pipe diameters, and steel pipes with various lengths can be accommodated in the roller shafts by adjusting the distance between the of expansion sleeves of the roller shafts.

Description

Steel pipe cutting rubbing rotates lathe bed mechanism
Technical field
The utility model relates to a kind of lathe bed mechanism of numerically controlled steel pipe cutting machine, and the utility model especially relates to a kind of steel pipe cutting rubbing and rotates lathe bed mechanism.
Background technology
At present, in production application, the frictional rotation mechanism of steel pipe cutting is mainly used in fixed length cutting and the cutting of various intersection of steel pipe, existing frictional rotation lathe bed adopts servomotor to regulate the spacing of left and right roller shaft to place the steel pipe of various calibers conventionally, control system is had relatively high expectations, and production cost is large; The frictional rotation axle of existing structure adopts roller disk to be welded on roller shaft conventionally, and shorter and longer steel pipe is had to certain limitation.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of steel pipe cutting rubbing simple in structure, that can realize the spacing of manual synchronization adjusting left and right roller shaft and the processing needs of all lengths steel pipe to rotate lathe bed mechanism.
The technical scheme providing according to the utility model, described steel pipe cutting rubbing rotates lathe bed mechanism, on base, be fixed with the some groups of line slideways that be arranged in parallel, on line slideway, slidably connect inside and outside two Mobile bases, on each Mobile base, be all fixed with motor cabinet, on motor cabinet, be fixed with servomotor and reductor, on Mobile base, be fixed with some groups of lateral shaft bearings, in the close lateral shaft bearing of servomotor, be rotatablely equipped with active rotation axle, one end of active rotation axle is connected with the output shaft of reductor by the first shaft coupling, the other end of active rotation axle is connected with passive rotating shaft by the second shaft coupling, active roller dish is installed on active rotation axle, passive roller disk is installed on passive rotating shaft, on base, be fixed with two groups of left and right inner pedestal and outer bearing carrier, between every group of inner pedestal and outer bearing carrier, all rotate trapezoidal screw is installed, the inner segment of trapezoidal screw is left hand thread, outer section of trapezoidal screw is right-handed thread, on the Mobile base that is positioned at inner side, be fixed with left-handed nut by nut seat, on the Mobile base that is positioned at outside, be fixed with right-handed nut by nut seat, left-handed nut is screwed onto on the inner segment of trapezoidal screw, right-handed nut is screwed onto on outer section of trapezoidal screw, outer end at every trapezoidal screw is fixed with handwheel, on the base of position, every trapezoidal screw outer end, be all fixed with the first bevel gear steering box, between two trapezoidal screws, also the front position of corresponding base is fixed with the second bevel gear steering box, between two the second bevel gear steering boxs, between the second bevel gear steering box and the first bevel gear steering box, be all connected with the 3rd shaft coupling by transition axis.
Distance between adjacent two active roller dishes is less than the distance between passive roller disk.
The first expansion set is installed on active rotation axle, and described active roller dish is arranged on active rotation axle by the first expansion set.
The second expansion set is installed on passive rotating shaft, and described passive roller disk is arranged on passive rotating shaft by the second expansion set.
The utility model regulates the spacing of left and right roller shaft to adapt to the steel pipe of various calibers by handwheel, make roller shaft can place the steel pipe of all lengths by the spacing of expansion set on adjustment roll wheel shaft, the utility model is simple in structure, reliable, has reduced operation and maintenance cost.
Brief description of the drawings
Fig. 1 is front view of the present utility model.
Fig. 2 is top view of the present utility model.
Fig. 3 is that enlarged drawing is looked on a left side of the present utility model.
Detailed description of the invention
Below in conjunction with specific embodiment, the utility model is described in further detail.
This steel pipe cutting rubbing rotates lathe bed mechanism, on base 1, be fixed with the some groups of line slideways that be arranged in parallel 2, on line slideway 2, slidably connect inside and outside two Mobile bases 3, on each Mobile base 3, be all fixed with motor cabinet 4, on motor cabinet 4, be fixed with servomotor 5 and reductor 6, on Mobile base 3, be fixed with some groups of lateral shaft bearings 8, in the close lateral shaft bearing 8 of servomotor 5, be rotatablely equipped with active rotation axle 9, one end of active rotation axle 9 is connected with the output shaft of reductor 6 by the first shaft coupling 7, the other end of active rotation axle 9 is connected with passive rotating shaft 12 by the second shaft coupling 15, active roller dish 11 is installed on active rotation axle 9, passive roller disk 14 is installed on passive rotating shaft 12, on base 1, be fixed with two groups of left and right inner pedestal 26 and outer bearing carrier 21, between every group of inner pedestal 26 and outer bearing carrier 21, all rotate trapezoidal screw 22 is installed, the inner segment of trapezoidal screw 22 is left hand thread, outer section of trapezoidal screw 22 is right-handed thread, on the Mobile base 3 that is positioned at inner side, be fixed with left-handed nut 25 by nut seat 24, on the Mobile base 3 that is positioned at outside, be fixed with right-handed nut 23 by nut seat 24, left-handed nut 25 is screwed onto on the inner segment of trapezoidal screw 22, right-handed nut 23 is screwed onto on outer section of trapezoidal screw 22, be fixed with handwheel 16 in the outer end of every trapezoidal screw 22, on the base 1 of every trapezoidal screw 22 positions, outer end, be all fixed with the first bevel gear steering box 17, between two trapezoidal screws 22, also the front position of corresponding base 1 is fixed with the second bevel gear steering box 20, between two the second bevel gear steering boxs 20, between the second bevel gear steering box 20 and the first bevel gear steering box 17, be all connected with the 3rd shaft coupling 18 by transition axis 19.
Distance between adjacent two active roller dishes 11 is less than the distance between passive roller disk 14.
The first expansion set 10 is installed on active rotation axle 9, and described active roller dish 11 is arranged on active rotation axle 9 with removably by the first expansion set 10.
The second expansion set 13 is installed on passive rotating shaft 12, and described passive roller disk 14 is arranged on passive rotating shaft 12 with removably by the second expansion set 13.
The utility model is furnished with according to the order of sequence many group line slideways 2 on base 1, Mobile base 3 is arranged on the slide block of line slideway 2, servomotor 5 and reductor 6 are arranged on inside and outside Mobile base 3 by motor cabinet 4, reductor 6 is connected to one end of active rotation axle 9 by the first shaft coupling 7, many group rotating shafts 9 are arranged on Mobile base 3 by the lateral shaft bearing 8 at two ends, active roller dish 11 is arranged on active rotation axle 9 by the first expansion set 10, the active roller dish 11 of arranging on the active rotation axle 9 near servomotor 5 one end is tightr, the other end of active rotation axle 9 is connected with the moving rotating shaft 12 of a velamen or many passive rotating shafts 12 of connecting by the second shaft coupling 15 by the second shaft coupling 15, on passive rotating shaft 12, by the second expansion set 13, passive roller disk 14 is installed, the external diameter of active roller dish 11 and passive roller disk 14 is consistent also through annular knurl and heat treatment, the first bevel gear steering box 17 and the second bevel gear steering box 20 are uniform to be connected by the 3rd shaft coupling 18 and transition axis 19 between being arranged on base 1, the output of the first bevel gear steering box 17 and the second bevel gear steering box 20 is connected with trapezoidal screw 22 by the 3rd shaft coupling 18, trapezoidal screw 22 is arranged on base 1 by outer bearing carrier 21 and inner pedestal 26 and bearing, the inner segment screw thread of trapezoidal screw 22 is left hand thread, outer section of screw thread of trapezoidal screw 22 is right-handed thread, left-handed nut 24 on trapezoidal screw 22 and right-handed nut 25 are arranged on the lower end of corresponding Mobile base 3 by nut seat 24.
The course of work of the present utility model is as follows:
By adjusting handle 16, the first bevel gear steering box 17 and the second bevel gear steering box 20 are rotated simultaneously, left-handed nut 24 and right-handed nut 25 on trapezoidal screw 22 are moved, the spacing that makes to move left and right seat 3 becomes large or diminishes and center remains unchanged, to place the steel pipe of different tube diameters, have self-locking action owing to having adopted between trapezoidal screw 22 and nut, steel pipe moves left and right seat 3 spacing after placing above can not change; In the time processing very short steel pipe, only need to be placed on the active roller dish 11 of active rotation axle 9 at close servomotor 5 places, because having used the first expansion set 10, active roller dish 11 connects, passive roller disk 14 has used the second expansion set 13 to connect, each roller disk position also can regulate as required, roller disk quantity can also increase or reduce, install easily, because active roller dish 11 and the external diameter surface of passive roller disk 14 have adopted annular knurl, improve active roller dish 11, passive roller disk 14 and tube fraction, made the positive and negative rotation of steel pipe better; Because active roller dish 11 and passive roller disk 14 external diameter surfaces have adopted heat treatment, splashing of producing at pipe cutting is not easy to be bonded on active roller dish 11 and passive roller disk 14, can not produce large impact to steel pipe cutting.

Claims (4)

1. a steel pipe cutting rubbing rotates lathe bed mechanism, on base (1), be fixed with the some groups of line slideways that be arranged in parallel (2), on line slideway (2), slidably connect inside and outside two Mobile bases (3), on each Mobile base (3), be all fixed with motor cabinet (4), on motor cabinet (4), be fixed with servomotor (5) and reductor (6), on Mobile base (3), be fixed with some groups of lateral shaft bearings (8), in the close lateral shaft bearing (8) of servomotor (5), be rotatablely equipped with active rotation axle (9), one end of active rotation axle (9) is connected with the output shaft of reductor (6) by the first shaft coupling (7), the other end of active rotation axle (9) is connected with passive rotating shaft (12) by the second shaft coupling (15), it is characterized in that: active roller dish (11) is installed on active rotation axle (9), passive roller disk (14) is installed on passive rotating shaft (12), on base (1), be fixed with the two groups of inner pedestals in left and right (26) and outer bearing carrier (21), between every group of inner pedestal (26) and outer bearing carrier (21), all rotate trapezoidal screw (22) is installed, the inner segment of trapezoidal screw (22) is left hand thread, outer section of trapezoidal screw (22) is right-handed thread, above be fixed with left-handed nut (25) by nut seat (24) at the Mobile base (3) that is positioned at inner side, above be fixed with right-handed nut (23) by nut seat (24) at the Mobile base (3) that is positioned at outside, left-handed nut (25) is screwed onto on the inner segment of trapezoidal screw (22), right-handed nut (23) is screwed onto on outer section of trapezoidal screw (22), be fixed with handwheel (16) in the outer end of every trapezoidal screw (22), on the base (1) of every trapezoidal screw (22) position, outer end, be all fixed with the first bevel gear steering box (17), between two trapezoidal screws (22), also the front position of corresponding base (1) is fixed with the second bevel gear steering box (20), between two the second bevel gear steering boxs (20), between the second bevel gear steering box (20) and the first bevel gear steering box (17), be all connected with the 3rd shaft coupling (18) by transition axis (19).
2. steel pipe cutting rubbing as claimed in claim 1 rotates lathe bed mechanism, it is characterized in that: the distance between adjacent two active roller dishes (11) is less than the distance between passive roller disk (14).
3. steel pipe cutting rubbing as claimed in claim 1 rotates lathe bed mechanism, it is characterized in that: the first expansion set (10) is installed on active rotation axle (9), and described active roller dish (11) is arranged on active rotation axle (9) by the first expansion set (10).
4. steel pipe cutting rubbing as claimed in claim 1 rotates lathe bed mechanism, it is characterized in that: the second expansion set (13) is installed on passive rotating shaft (12), and described passive roller disk (14) is arranged on passive rotating shaft (12) by the second expansion set (13).
CN201420266495.8U 2014-05-22 2014-05-22 Pipe cutting friction-rotation bed mechanism Expired - Fee Related CN203875617U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420266495.8U CN203875617U (en) 2014-05-22 2014-05-22 Pipe cutting friction-rotation bed mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420266495.8U CN203875617U (en) 2014-05-22 2014-05-22 Pipe cutting friction-rotation bed mechanism

Publications (1)

Publication Number Publication Date
CN203875617U true CN203875617U (en) 2014-10-15

Family

ID=51676160

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420266495.8U Expired - Fee Related CN203875617U (en) 2014-05-22 2014-05-22 Pipe cutting friction-rotation bed mechanism

Country Status (1)

Country Link
CN (1) CN203875617U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103978376A (en) * 2014-05-22 2014-08-13 无锡华联精工机械有限公司 Friction rotating lathe bed mechanism for steel pipe cutting
CN113088641A (en) * 2021-03-22 2021-07-09 中国重型机械研究院股份公司 Speed-adjustable double-active direct-drive steel pipe rotating device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103978376A (en) * 2014-05-22 2014-08-13 无锡华联精工机械有限公司 Friction rotating lathe bed mechanism for steel pipe cutting
CN103978376B (en) * 2014-05-22 2016-06-29 无锡华联精工机械有限公司 Steel pipe cutting rubbing rotates lathe bed mechanism
CN113088641A (en) * 2021-03-22 2021-07-09 中国重型机械研究院股份公司 Speed-adjustable double-active direct-drive steel pipe rotating device

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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: 20141015

Termination date: 20160522

CF01 Termination of patent right due to non-payment of annual fee