CN202506849U - Numerical control side tool rest of vertical lathe - Google Patents

Numerical control side tool rest of vertical lathe Download PDF

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Publication number
CN202506849U
CN202506849U CN 201220108617 CN201220108617U CN202506849U CN 202506849 U CN202506849 U CN 202506849U CN 201220108617 CN201220108617 CN 201220108617 CN 201220108617 U CN201220108617 U CN 201220108617U CN 202506849 U CN202506849 U CN 202506849U
Authority
CN
China
Prior art keywords
screw
gear
ball
numerical control
vertical lathe
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 - Lifetime
Application number
CN 201220108617
Other languages
Chinese (zh)
Inventor
吴建雄
张健
朱军
朱英魁
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.)
HBIS Co Ltd Tangshan Branch
Original Assignee
Hebei Iron and Steel Co Ltd Tangshan Branch
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 Hebei Iron and Steel Co Ltd Tangshan Branch filed Critical Hebei Iron and Steel Co Ltd Tangshan Branch
Priority to CN 201220108617 priority Critical patent/CN202506849U/en
Application granted granted Critical
Publication of CN202506849U publication Critical patent/CN202506849U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model provides a numerical control side tool rest of a vertical lathe and belongs to the field of metal processing numerically-controlled machine tool equipment. The numerical control side tool rest of the vertical lathe is used for numerical-control transformation of a common vertical lathe side tool rest. The technical scheme includes that an X axis servo motor of an X axis feeding device is connected with one end of a ball screw through a coupling, and the ball screw is arranged in a tool rest ram. A ball screw nut is sleeved on the ball screw. The ball screw nut is fixedly connected with a tool rest ram wall. A Z axis servo motor of a Z axis feeding device is successively connected with a servo reducer and a drive shaft. The servo reducer is fixedly connected with a semi-gear-ring eccentric sleeve. The drive shaft is arranged in the semi-gear-ring eccentric sleeve, and the semi-gear-ring eccentric sleeve is adjustably connected with a machine tool through a fastening press plate. The tail end of the drive shaft is connected with a gear, and the gear is mashed with racks. The numerical control side tool rest of the vertical lathe enables common machine tools to easily process arcs and various kinds of formula curves, broadens process range of the machine tool, and greatly improves processing efficiency and quality of products in actual work.

Description

A kind of numerical control side tool post of vertical lathe
Technical field
The utility model relates to a kind of numerical control transformation of common vertical machine side tool post, belongs to metal numerical control machine for processing apparatus field.
Background technology
Numeric Control Technology is the developing direction of machined lathe, no matter is the NC vertical lathe that newly dispatches from the factory at present, or the back owing to realize that the numerical control of side tool post is relatively more difficult, has been abandoned side tool post by the numerical control vertical lathe of common vertical lathe transformation entirely in design.The numerical control comparison reason of difficulty that realizes side tool post is that side tool post is narrow and small with respect to upright knife rest transmission space; High-precision ball-screw is difficult to install; Transmission mechanism moves with knife rest, causes servo load inertia excessive, and the optimization of servomotor and servo-driver is caused very big difficulty.But in actual process, find the part of dark curved groove or dark curve pass is arranged greatly, again, only depend on the effect of the upright knife rest of numerical control to seem that some is unable to do what one wishes for some length of processing.Its performance is to stretch out when oversize when upright knife rest, and its rigidity will significantly descend, and causes to add resonance in man-hour, machining accuracy is low and collapses phenomenon such as cutter, makes difficult processing carrying out, and this also becomes a weak point of NC vertical lathe.Therefore to improve be very necessary to vertical lathe.
The utility model content
The utility model technical problem to be solved provides a kind ofly can process the part that has dark curved groove or dark curve pass, significantly improve working (machining) efficiency and improve the numerical control side tool post of the vertical lathe of processing parts precision.
The technical scheme that solves the problems of the technologies described above is:
A kind of numerical control side tool post of vertical lathe, it comprises X axle feed arrangement and Z axle feed arrangement;
X axle feed arrangement is made up of X axle servomotor, shaft coupling, knife rest ram, ball-screw, ball-screw screw; X axle servomotor is connected with an end of ball-screw through shaft coupling; Ball-screw is installed in the knife rest ram; The ball-screw nut sleeve is contained on the ball-screw, and ball-screw screw and knife rest ram wall are for being fixedly connected;
Z axle feed arrangement is made up of Z axle servomotor, servo deceleration machine, power transmission shaft, clam member, half-ring gear eccentric bushing, tooth bar, gear; Z axle servomotor is connected with servo deceleration machine, power transmission shaft successively; The servo deceleration machine is fixedly connected with the half-ring gear eccentric bushing, and power transmission shaft is installed in the half-ring gear eccentric bushing, and the half-ring gear eccentric bushing is that scalable is connected by clam member and lathe body; Transmission the tip of the axis connection gear, wheel and rack is meshed.
The numerical control side tool post of above-mentioned vertical lathe, the two ends of the ball-screw of said X axle feed arrangement are supported by nut, leading screw pretension back nut before preceding lead screw shaft bearing, fore bearing, rear bearing, the leading screw pretension respectively and install.
The numerical control side tool post of above-mentioned vertical lathe, the outside of the half-ring gear eccentric bushing of said Z axle feed arrangement is equipped with adjusting gear, and adjusting gear is meshed with the gear ring in the half-ring gear eccentric bushing outside.
The beneficial effect of the utility model:
The X axle feed arrangement of the side tool post of the utility model and Z axle feed arrangement adopt independent servomotor to drive; And there is the digital control system unification to control; Adopt semiclosed loop numerical control structure; The mechanical transmission component of the low back clearance of the high accuracy that changes the outfit is with ball-screw, grind the final drive disk assembly that tooth bar is a lathe.Make originally can only processing linear machine tool can also process circular arc and various formula curve easily, the range of work of lathe is widened greatly; Working (machining) efficiency, the product quality of product and the labour intensity that has reduced the worker in real work, have been improved greatly; Improve the operating efficiency of lathe, reduced the expense of equipment purchase.
Description of drawings
Fig. 1 is the installation site sketch map of the utility model;
Fig. 2 is the X axle feed arrangement structural representation of the utility model;
Fig. 3 is the Z axle feed arrangement structural representation of the utility model.
Mark is following among the figure: spindle chuck 1; Lathe side tool post 2; Lathe founds knife rest 3; X axle feed arrangement 4; Z axle feed arrangement 5; Numerical control device 6; Hand impulse generator 7; X axle servomotor 10; Shaft coupling 11; Knife rest ram 12; Ball-screw screw 13; Ball-screw 14; Preceding lead screw shaft bearing 15; Nut 16 before the leading screw pretension; Fore bearing 17; Rear bearing 18; Leading screw pretension back nut 19; Z axle servomotor 20; Servo deceleration machine 21; Clam member 22; Lathe body 23; Half-ring gear eccentric bushing 24; Tooth bar 25; Gear 26; Bearing 27; Power transmission shaft 28.
The specific embodiment
The utility model comprises X axle feed arrangement 4 and Z axle feed arrangement 5, before X axle feed arrangement 4 and Z axle feed arrangement 5 are installed, the gear of removing in the former feed box and each power transmission shaft must be arranged, and removes former feeding reduction box.
X axle feed arrangement 4 is to move at left and right directions, improves in the installation and will carry out following steps:
(1) removes former machine tool gears tooth bar; (2) the part casting reinforcing rib of removal knife rest ram 12 inboards; (3) repairing knife rest ram 12 can flexible size; (4) at knife rest ram 12 installed inside ball-screws 14; (5) install X axle servomotor 10 and shaft coupling 11 additional; (6) automatic lubricating system is installed.
Show among the figure; X axle feed arrangement 4 is made up of X axle servomotor 10, shaft coupling 11, knife rest ram 12, ball-screw 14, ball-screw screw 13; X axle servomotor 10 is connected with an end of ball-screw 14 through shaft coupling 11; Ball-screw 14 is installed in the knife rest ram 12, and ball-screw screw 13 is sleeved on the ball-screw 14, and ball-screw screw 13 and knife rest ram 12 walls are for being fixedly connected.
The two ends of ball-screw 14 are supported and are installed by nut 16, leading screw pretension back nut 19 before preceding lead screw shaft bearing 15, fore bearing 17, rear bearing 18, the leading screw pretension respectively.
Z axle feed arrangement 5 is to move at above-below direction, improves in the installation and will carry out following steps:
(1) changes high class gear-tooth bar pair; (2) the machine tool feed case is transformed processing, to adapt to the installation of gap adjusting mechanism; (3) design and manufacturing gear-secondary gap adjusting device of tooth bar; (4) install Z axle servomotor 20, servo deceleration machine 21 additional; (5) installation and control balancing cylinder, the self gravitation of counteracting side tool post; (6) install the gear 26 of necessity and the protector of tooth bar 25 additional; (7) automatic lubricating system is installed.
Show among the figure that Z axle feed arrangement 5 is made up of Z axle servomotor 20, servo deceleration machine 21, power transmission shaft 28, clam member 22, half-ring gear eccentric bushing 24, tooth bar 25, gear 26.Z axle servomotor 20 is connected with servo deceleration machine 21, power transmission shaft 28 successively; Servo deceleration machine 21 is fixedly connected with half-ring gear eccentric bushing 24; Power transmission shaft 28 is installed in the half-ring gear eccentric bushing 24; Half-ring gear eccentric bushing 24 by clam member 22 and lathe body 23 for scalable is connected, the terminal connection gear 26 of power transmission shaft 28, gear 26 is meshed with tooth bar 25.
The outside of the half-ring gear eccentric bushing 24 of Z axle feed arrangement 5 is equipped with adjusting gear, and adjusting gear is meshed with the gear ring in half-ring gear eccentric bushing 24 outsides.Can accurately adjust the secondary gap of gear-tooth bar through adjusting gear.

Claims (3)

1. the numerical control side tool post of a vertical lathe, it is characterized in that: it comprises X axle feed arrangement (4) and Z axle feed arrangement (5);
X axle feed arrangement (4) is made up of X axle servomotor (10), shaft coupling (11), knife rest ram (12), ball-screw (14), ball-screw screw (13); X axle servomotor (10) is connected through the end of shaft coupling (11) with ball-screw (14); Ball-screw (14) is installed in the knife rest ram (12); Ball-screw screw (13) is sleeved on the ball-screw (14), and ball-screw screw (13) and knife rest ram wall are for being fixedly connected;
Z axle feed arrangement (5) is made up of Z axle servomotor (20), servo deceleration machine (21), power transmission shaft (28), clam member (22), half-ring gear eccentric bushing (24), tooth bar (25), gear (26); Z axle servomotor (20) is connected with servo deceleration machine (21), power transmission shaft (28) successively; Servo deceleration machine (21) is fixedly connected with half-ring gear eccentric bushing (24); Power transmission shaft (28) is installed in the half-ring gear eccentric bushing (24); Half-ring gear eccentric bushing (24) by clam member (22) and lathe body (23) for scalable is connected, the terminal connection gear (26) of power transmission shaft (28), gear (26) is meshed with tooth bar (25).
2. the numerical control side tool post of vertical lathe according to claim 1 is characterized in that: the two ends of the ball-screw (14) of said X axle feed arrangement (4) are supported by nut (16), leading screw pretension back nut (19) before preceding lead screw shaft bearing (15), fore bearing (17), rear bearing (18), the leading screw pretension respectively and are installed.
3. the numerical control side tool post of vertical lathe according to claim 2; It is characterized in that: the outside of the half-ring gear eccentric bushing (24) of said Z axle feed arrangement (5) is equipped with adjusting gear, and adjusting gear is meshed with the gear ring in half-ring gear eccentric bushing (24) outside.
CN 201220108617 2012-03-21 2012-03-21 Numerical control side tool rest of vertical lathe Expired - Lifetime CN202506849U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220108617 CN202506849U (en) 2012-03-21 2012-03-21 Numerical control side tool rest of vertical lathe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220108617 CN202506849U (en) 2012-03-21 2012-03-21 Numerical control side tool rest of vertical lathe

Publications (1)

Publication Number Publication Date
CN202506849U true CN202506849U (en) 2012-10-31

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220108617 Expired - Lifetime CN202506849U (en) 2012-03-21 2012-03-21 Numerical control side tool rest of vertical lathe

Country Status (1)

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CN (1) CN202506849U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104416167A (en) * 2013-09-06 2015-03-18 钰麟精密机械股份有限公司 Turning processing machine
CN105057806A (en) * 2015-08-25 2015-11-18 山东丽鹏股份有限公司 Improved eccentric feeding type long bottle cap edge cutting head
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

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104416167A (en) * 2013-09-06 2015-03-18 钰麟精密机械股份有限公司 Turning processing machine
CN105057806A (en) * 2015-08-25 2015-11-18 山东丽鹏股份有限公司 Improved eccentric feeding type long bottle cap edge cutting head
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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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee
CP01 Change in the name or title of a patent holder

Address after: 063016 Binhe Road, Hebei, Tangshan City, No. 9

Patentee after: River steel Limited by Share Ltd Tangshan branch

Address before: 063016 Binhe Road, Hebei, Tangshan City, No. 9

Patentee before: Hebei Steel Co., Ltd., Tangshan Branch

CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20121031