CN102921972A - Knife rest structure of vertical lathe - Google Patents

Knife rest structure of vertical lathe Download PDF

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Publication number
CN102921972A
CN102921972A CN2012104421852A CN201210442185A CN102921972A CN 102921972 A CN102921972 A CN 102921972A CN 2012104421852 A CN2012104421852 A CN 2012104421852A CN 201210442185 A CN201210442185 A CN 201210442185A CN 102921972 A CN102921972 A CN 102921972A
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CN
China
Prior art keywords
knife rest
fixed
tool
nut
oil cylinder
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.)
Pending
Application number
CN2012104421852A
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Chinese (zh)
Inventor
朱振强
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 Jinghua Heavy Industry Equipment Manufacturing Co Ltd
Original Assignee
Wuxi Jinghua Heavy Industry Equipment Manufacturing 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 Jinghua Heavy Industry Equipment Manufacturing Co Ltd filed Critical Wuxi Jinghua Heavy Industry Equipment Manufacturing Co Ltd
Priority to CN2012104421852A priority Critical patent/CN102921972A/en
Publication of CN102921972A publication Critical patent/CN102921972A/en
Pending legal-status Critical Current

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Abstract

The invention relates to a knife rest structure of a vertical lathe. The knife rest structure is mainly fixed on a pressing plate by using slope iron, a driving motor is connected with a reducer, a reducer seat is fixed on a knife rest body, a coupler is connected with a ball screw and the reducer, a bearing assembly is installed in the knife rest body, the lead screw penetrates through an inner diameter of the bearing assembly, the upper end of the lead screw is locked by a first nut through a spacer bush, the ball screw is screwed in a hanging corner nut, the hanging corner nut is fixed on a sliding pillow through a third nut, a deep groove ball bearing is installed on the knife rest body, a cover plate is fixed on the knife rest body, an oil cylinder supporting plate is installed on the upper portion of the sliding pillow, an oil cylinder rod is locked on the oil cylinder supporting plate through a second nut, and an oil cylinder is fixed on the knife rest body. The driving motor is installed at the back of the sliding pillow of the knife rest, and symmetrical oil cylinders are installed on the knife rest body on two sides of the sliding pillow. The knife rest structure adopts a servo motor to drive the ball screw to rotate and feed, feeding quantity is easy to control, cutting force can be better balanced, and processing accuracy is guaranteed.

Description

A kind of vertical lathe cutter frame structure
Technical field
The present invention relates to a kind of cutter frame structure, especially a kind of structure that is applicable to the vertical lathe numerically-controlled slide belongs to the machinery industry field.
Background technology
In the vertical lathe industry, the precision of tool feeding structure has a direct impact the processing work precision, and the feed accuracy of feeding structure is low, and Workpiece Machining Accuracy is corresponding reduction also, therefore to the design of cutter feeding structure, to improving Workpiece Machining Accuracy very large meaning is arranged.In vertical lathe processing, the tool feeding structure that generally adopts is that ordinary three-phase synchronous drives screw mandrel rotation feeding, there is the low problem of feed accuracy in this kind feeding structure, therefore in the processing work process, Workpiece Machining Accuracy is low, adopt monolateral balancing cylinder balanced cutting power, equilibrant force is unstable, also can affect Workpiece Machining Accuracy.
Summary of the invention
Purpose of the present invention is being improved original technology, a kind of numerically-controlled slide feeding structure simple in structure, ingenious, rational is provided, this structure adopts the driven by servomotor ball screw to rotate feeding, the amount of feeding is easy to control, and the more original feeding structure precision of feed accuracy is high, balancing cylinder adopts symmetrical structure, better balance the cutting force of process, the raising of workpiece crudy is greatly improved.
According to technical scheme provided by the invention: a kind of vertical lathe cutter frame structure comprises pressing plate, wedge, drive motors, decelerator, shaft coupling, speed reducer base, bearing assembly, ball screw, tool-post structure, deep groove ball bearing, cover plate, oil cylinder gripper shoe, cylinder rod and cylinder body; Described wedge is by the first bolt, the second bolt and contiguous block are fixed on the pressing plate, described drive motors is connected with decelerator, decelerator is fixed on the speed reducer base, speed reducer base is fixed on the tool-post structure, shaft coupling connects ball screw and decelerator, described bearing assembly is installed in the tool-post structure, screw mandrel is by the bearing assembly internal diameter, the upper end is by spacer the first nut check, and described ball screw screws in hangs the angle nut, hangs the angle nut and is bolted on the ram by the 3rd, described deep groove ball bearing is installed on the tool-post structure, the screw mandrel axle journal is by the deep groove ball bearing endoporus, and described cover plate is bolted on the tool-post structure by the 4th, deep groove ball bearing outer ring, location, described oil cylinder gripper shoe is installed in ram top, cylinder rod is by the adjusting pad adjustment, and on the oil cylinder gripper shoe, cylinder body is fixed on the tool-post structure with the second nut check.
As a further improvement on the present invention, described drive motors is installed in knife rest ram back, and symmetrical oil cylinder is installed on the tool-post structure of ram both sides.
As a further improvement on the present invention, described drive motors is installed in the ram back.
The present invention compared with prior art, advantage is: the present invention adopts the driven by servomotor ball screw to rotate feeding and numerical control control, and the amount of feeding is easy to control, at ram both sides tool-post structure symmetrical oil cylinder is installed, in process, can better balanced cutting power, guarantee machining accuracy.
Description of drawings
Fig. 1 is structural representation of the present invention.
Fig. 2 is structural profile view of the present invention.
The specific embodiment
The invention will be further described below in conjunction with concrete drawings and Examples.
Such as Fig. 1~shown in Figure 2: a kind of vertical lathe cutter frame structure comprises pressing plate 1, wedge 2, the first bolt 3, contiguous block 4, the second bolt 5, the 3rd bolt 6, drive motors 7, decelerator 8, shaft coupling 9, speed reducer base 10, the first nut 11, spacer 12, bearing assembly 13, hangs angle nut 14, ball screw 15, ram 16, tool-post structure 17, deep groove ball bearing 18, cover plate 19, the 4th bolt 20, the second nut 21, adjusting pad 22, oil cylinder gripper shoe 23, cylinder rod 24, cylinder body 25.
Wedge 2 of the present invention is by the first bolt 3, the second bolt 5 and contiguous block 4 are fixed on the pressing plate 1, described drive motors 7 is connected with decelerator 8, decelerator 8 is fixed on the speed reducer base 10, speed reducer base 10 is fixed on the tool-post structure 17, shaft coupling 9 connects ball screw 15 and decelerator 8, described bearing assembly 13 is installed in the tool-post structure 17, screw mandrel 15 is by bearing assembly 13 internal diameters, the upper end is by 11 lockings of spacer 12 usefulness the first nut, described ball screw 15 screws in hangs angle nut 14, hanging angle nut 14 is fixed on the ram 16 by the 3rd bolt 6, described deep groove ball bearing 18 is installed on the tool-post structure 17, screw mandrel 15 axle journals are by deep groove ball bearing 18 endoporus, and described cover plate 19 is fixed on the tool-post structure 17 by the 4th bolt 20, deep groove ball bearing 18 outer rings, location, described oil cylinder gripper shoe 23 is installed in ram 16 tops, cylinder rod 24 is adjusted by adjusting pad 22, is locked on the oil cylinder gripper shoe 23 with the second nut 21, and cylinder body 25 is fixed on the tool-post structure 17.
The present invention adopts drive motors 7 to be installed in knife rest ram 16 back, symmetrical ram stress balance oil cylinder is installed on the ram 16 both sides tool-post structures 17, and ram stress balance oil cylinder adopts two symmetrical structures of installing, in process, can better balanced cutting power, guarantee machining accuracy.

Claims (3)

1. a vertical lathe cutter frame structure is characterized in that: comprise pressing plate (1), wedge (2), drive motors (7), decelerator (8), shaft coupling (9), speed reducer base (10), bearing assembly (13), ball screw (15), tool-post structure (17), deep groove ball bearing (18), cover plate (19), oil cylinder gripper shoe (23), cylinder rod (24) and cylinder body (25); Described wedge (2) is by the first bolt (3), the second bolt (5) and contiguous block (4) are fixed on the pressing plate (1), described drive motors (7) is connected with decelerator (8), decelerator (8) is fixed on the speed reducer base (10), speed reducer base (10) is fixed on the tool-post structure (17), shaft coupling (9) connects ball screw (15) and decelerator (8), described bearing assembly (13) is installed in the tool-post structure (17), screw mandrel (15) is by bearing assembly (13) internal diameter, lock with the first nut (11) by spacer (12) upper end, described ball screw (15) screws in hangs angle nut 14, hanging angle nut (14) is fixed on the ram (16) by the 3rd bolt (6), described deep groove ball bearing (18) is installed on the tool-post structure (17), screw mandrel (15) axle journal is by deep groove ball bearing (18) endoporus, described cover plate (19) is fixed on the tool-post structure (17) by the 4th bolt (20), deep groove ball bearing (18) outer ring, location, described oil cylinder gripper shoe (23) is installed in ram (16) top, cylinder rod (24) is adjusted by adjusting pad (22), be locked on the oil cylinder gripper shoe (23) with the second nut (21), cylinder body (25) is fixed on the tool-post structure (17).
2. a kind of vertical lathe cutter frame structure as claimed in claim 1, it is characterized in that: described drive motors (7) is installed in knife rest ram (16) back, and ram (16) both sides tool-post structures (17) are upper installs symmetrical oil cylinder.
3. a kind of vertical lathe cutter frame structure as claimed in claim 1, it is characterized in that: described drive motors (7) is installed in ram (16) back.
CN2012104421852A 2012-11-08 2012-11-08 Knife rest structure of vertical lathe Pending CN102921972A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012104421852A CN102921972A (en) 2012-11-08 2012-11-08 Knife rest structure of vertical lathe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012104421852A CN102921972A (en) 2012-11-08 2012-11-08 Knife rest structure of vertical lathe

Publications (1)

Publication Number Publication Date
CN102921972A true CN102921972A (en) 2013-02-13

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2012104421852A Pending CN102921972A (en) 2012-11-08 2012-11-08 Knife rest structure of vertical lathe

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CN (1) CN102921972A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103317377A (en) * 2013-05-31 2013-09-25 济南二机床集团有限公司 High-speed feeding transmission mechanism for ram type milling head for numerical control machine tool
CN109365841A (en) * 2018-12-18 2019-02-22 齐重数控装备股份有限公司 A kind of combined type cutter frame structure of novel square ram in conjunction with slide plate
CN111351411A (en) * 2019-12-11 2020-06-30 齐齐哈尔精工伟业机床有限公司 Test bed for self-propelled working table

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201881185U (en) * 2010-09-17 2011-06-29 王元庆 Vertical high-speed main shaft device
CN201881189U (en) * 2010-12-21 2011-06-29 齐重数控装备股份有限公司 High-precision numerical-control vertical lathe saddle driving device
CN102366904A (en) * 2011-10-12 2012-03-07 宁波市鄞州泰盛数控设备有限公司 Cutter moving device in gear cutting machine
CN102615545A (en) * 2012-03-23 2012-08-01 天水星火机床有限责任公司 Feed device for vertical machine tool
CN202877559U (en) * 2012-11-08 2013-04-17 无锡京华重工装备制造有限公司 Cutter frame structure of vertical lathe

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201881185U (en) * 2010-09-17 2011-06-29 王元庆 Vertical high-speed main shaft device
CN201881189U (en) * 2010-12-21 2011-06-29 齐重数控装备股份有限公司 High-precision numerical-control vertical lathe saddle driving device
CN102366904A (en) * 2011-10-12 2012-03-07 宁波市鄞州泰盛数控设备有限公司 Cutter moving device in gear cutting machine
CN102615545A (en) * 2012-03-23 2012-08-01 天水星火机床有限责任公司 Feed device for vertical machine tool
CN202877559U (en) * 2012-11-08 2013-04-17 无锡京华重工装备制造有限公司 Cutter frame structure of vertical lathe

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103317377A (en) * 2013-05-31 2013-09-25 济南二机床集团有限公司 High-speed feeding transmission mechanism for ram type milling head for numerical control machine tool
CN109365841A (en) * 2018-12-18 2019-02-22 齐重数控装备股份有限公司 A kind of combined type cutter frame structure of novel square ram in conjunction with slide plate
CN109365841B (en) * 2018-12-18 2023-08-29 齐重数控装备股份有限公司 Combined type knife rest structure that square ram and slide combine
CN111351411A (en) * 2019-12-11 2020-06-30 齐齐哈尔精工伟业机床有限公司 Test bed for self-propelled working table

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Application publication date: 20130213