CN207982888U - A kind of turret lathe main shaft stepless speed changing mechanism - Google Patents

A kind of turret lathe main shaft stepless speed changing mechanism Download PDF

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Publication number
CN207982888U
CN207982888U CN201820409376.1U CN201820409376U CN207982888U CN 207982888 U CN207982888 U CN 207982888U CN 201820409376 U CN201820409376 U CN 201820409376U CN 207982888 U CN207982888 U CN 207982888U
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CN
China
Prior art keywords
lathe
synchronous pulley
synchronous
servo motor
connecting plate
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
CN201820409376.1U
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Chinese (zh)
Inventor
刘炜隆
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.)
SHENYANG DEXINLONG CNC MACHINE TOOL CO Ltd
Original Assignee
SHENYANG DEXINLONG CNC MACHINE TOOL 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
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Priority to CN201820409376.1U priority Critical patent/CN207982888U/en
Application granted granted Critical
Publication of CN207982888U publication Critical patent/CN207982888U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

A kind of turret lathe main shaft stepless speed changing mechanism, including connecting plate for electric motor, servo motor, the first synchronous pulley, circular arc synchronous belt, plain washer, hexagonal cylindrical head screw, fuselage, the second synchronous pulley, spindle box, connecting plate for electric motor is set in fuselage side and is fixed with plain washer, hexagonal cylindrical head screw, connecting plate for electric motor is connect with servo motor, first synchronous pulley is set on the output shaft of servo motor, the second synchronous pulley is set in the side of spindle box, the first synchronous pulley and the second synchronous pulley pass through the synchronous band connection of circular arc.The utility model machine tool structure is simple, operation repair is easy, low noise expands the range of work of original machine bed, improves the machining accuracy of lathe, reduce the surface roughness of workpiece, the manufacturing cost for reducing lathe, impacts very little to operator's health, reduces the manufacturing cost of lathe, the processing efficiency of lathe is improved, is applied in technical field of machine tool manufacture.

Description

A kind of turret lathe main shaft stepless speed changing mechanism
Technical field
The utility model is a kind of turret lathe main shaft stepless speed changer being related in technical field of machine tool manufacture Structure.
Background technology
Lathe with the turret that can fill much knives.Turret can be indexable, and the past is in hexagon mostly, therefore is turned Tower wagon bed is once called as turret lathe.Capstan lathe is that the J. phenanthrene in the U.S. was very invented in 1845.Commonly used in being clamped in spring Bar in collet or the blank in chuck carry out the processing such as turning, drilling and ream.It, can also be into after attachment device Row screw thread process and copying.Capstan lathe is suitable for producing by batch.The axis of turret is mostly perpendicular to lathe master Axis can make length feed along bed ways.General large and medium-sized capstan lathe is saddle formula, and capstan head slide carriage is directly on lathe bed It is mobile.Small-sized capstan lathe is often slide type, also has one layer of slide plate between capstan head slide carriage and lathe bed, capstan head slide carriage is only in cunning Vertically moved on plate, slide plate is fixed on lathe bed when work, only when Workpiece length changes ability moving slide board position.Machine Bed separately has front and back knife rest, can make vertical, horizontal feeding.Much knives tool can be filled on turret, it is pre- that each cutter all presses processing sequence It first mixes up, after cutting is primary, knife rest is retracted and indexing, then knife is cut with another, therefore can be in the clamped one time of workpiece Complete the processing in more complex type face.There is the adjustable dog for controlling each tool travel final position on lathe, repeated after mixing up A collection of workpiece is processed, non-cutting time is shortened, productivity is higher.In addition, also semi-automatic turret lathe, using the board-like journey of bolt The semi-automatic cycle of processing is realized in sequence control.In addition, also a kind of capstan lathe, its performance and purposes and capstan lathe phase Seemingly, but the axis of drum type turret is parallel with machine tool chief axis.Drum type turret can make length feed along guide rail, and can rotate on a small quantity.Machine Bed is suitable for the workpiece of machining shape complexity without front and back knife rest due to that can install more cutter on drum type turret.It is now raw The power of the turret lathe of production, moving parts is all completed by common electric machine, common leading screw, screw and rack-and-pinion. Main shaft passes through gear change position, only nine kinds of rotating speeds.With efficient, large-duty processing characteristic, be domestic automobile industry, Petroleum industry, military industry have made huge contribution.But since this kind of machine finish is low, applies and slightly adding mostly In work process, the range of speeds is small, can not meet the requirement of user's part processing precision.Turret lathe master in the prior art Axis stepless speed changing mechanism the problem is that:The dimensional accuracy for processing part is low, and the surface roughness for processing part is low, and processing is different When shape part, forming tool turning is leaned on, the size and shape position of related features requirement of part is not achieved, it is also necessary to arrange finishing work Sequence;Range of spindle speeds is small, and processed part range is restricted.Therefore, a kind of turret lathe main shaft is developed Stepless speed changing mechanism is always new issue anxious to be resolved.
Utility model content
The purpose of this utility model is to provide a kind of turret lathe main shaft stepless speed changing mechanism, which adapts to The demand of domestic vast processing industry user, provides high-precision, efficient process equipment, meets processing enterprise to metal-cutting machine Bed requirement, it is high precision machining, efficient, it also to operate, is easy to maintenance.
What the purpose of this utility model was realized in:A kind of turret lathe main shaft stepless speed changing mechanism, including Connecting plate for electric motor, servo motor, the first synchronous pulley, circular arc synchronous belt, plain washer, hexagonal cylindrical head screw, fuselage, second are together Belt wheel, spindle box are walked, connecting plate for electric motor is set in fuselage side and is fixed with plain washer, hexagonal cylindrical head screw, motor connection Plate is connect with servo motor, and the first synchronous pulley is arranged on the output shaft of servo motor, is arranged second in the side of spindle box Synchronous pulley, the first synchronous pulley and the second synchronous pulley pass through the synchronous band connection of circular arc.
The utility model is characterized by its structure.Its operation principle and using operating method it is, in servo motor The first synchronous pulley on output shaft drives the rotation of the second synchronous pulley by circular arc synchronous belt, realizes turret lathe master Axis variable speed.According to digital control system and the operation principle of numerical control device, numerical control device is turned mounted on common standard machinery On tower turret lathe, and realize Mechanical course and digital control combination.NC technology application to standard machinery is turned On tower turret lathe, the various functions of numerically controlled lathe are made it have, while retaining the efficientibility energy of lathe.Rotary type tower hexagonal The variation of lathe spindle revolution is that the gear on each axis is driven to transmit torque by common electric machine.Spindle revolutions pass through on each axis The different revolution of main shaft is realized in the gear change position of engagement.By in the program input digital control system of establishment, digital control system will be to watching Motor is taken to send instructions.The program of establishment is executed, the processing to workpiece is completed, the characteristic of servo motor can realize variable speed.It carries The machining accuracy of high lathe improves working efficiency, expands the range of work of lathe.
A kind of turret lathe main shaft stepless speed changing mechanism compared with prior art, has machine tool structure simple, behaviour Make repair to be easy, low noise expands the range of work of original machine bed, improves the machining accuracy of lathe, reduce the rough surface of workpiece Degree, reduces the manufacturing cost of lathe, very little is impacted to operator's health, reduces the manufacturing cost of lathe, improves lathe Processing efficiency the advantages that, will be widely used in technical field of machine tool manufacture.
Description of the drawings
The utility model is described in detail with reference to the accompanying drawings and embodiments.
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the partial enlarged view of Fig. 1.
Specific implementation mode
With reference to attached drawing, a kind of turret lathe main shaft stepless speed changing mechanism, including connecting plate for electric motor 1, servo motor 2, the first synchronous pulley 3, circular arc synchronous belt 4, plain washer 5, hexagonal cylindrical head screw 6, fuselage 7, the second synchronous pulley 8, main shaft Case 9,7 side of fuselage be arranged connecting plate for electric motor 1 and with plain washer 5, hexagonal cylindrical head screw 6 fixation, connecting plate for electric motor 1 with watch The connection of motor 2 is taken, the first synchronous pulley 3 is set on the output shaft of servo motor 2, setting second is same in the side of spindle box 9 Belt wheel 8 is walked, the first synchronous pulley 3 is connect with the second synchronous pulley 8 by circular arc synchronous belt 4.
A kind of operation principle of turret lathe main shaft stepless speed changing mechanism is, in the defeated of servo motor 2 The first synchronous pulley 3 on shaft drives the rotation of the second synchronous pulley 8 by circular arc synchronous belt 4, realizes turret lathe Main shaft variable speed.According to digital control system and the operation principle of numerical control device, numerical control device is mounted on common standard machinery On turret lathe, and realize Mechanical course and digital control combination.By NC technology application to standard machinery On turret lathe, the various functions of numerically controlled lathe are made it have, while retaining the efficientibility energy of lathe.Rotary type tower six The variation of angle lathe spindle revolution is that the gear on each axis is driven to transmit torque by common electric machine.Spindle revolutions pass through on each axis The gear change position of engagement, realize the different revolution of main shaft.By in the program input digital control system of establishment, digital control system will be right Servo motor sends instructions.The program of establishment is executed, the processing to workpiece is completed, the characteristic of servo motor can realize variable speed. The machining accuracy of lathe is improved, working efficiency is improved, expands the range of work of lathe.

Claims (1)

1. a kind of turret lathe main shaft stepless speed changing mechanism, including connecting plate for electric motor, servo motor, the first synchronous belt Wheel, circular arc synchronous belt, plain washer, hexagonal cylindrical head screw, fuselage, the second synchronous pulley, spindle box, it is characterised in that:In machine Body side is arranged connecting plate for electric motor and is fixed with plain washer, hexagonal cylindrical head screw, and connecting plate for electric motor is connect with servo motor, First synchronous pulley is set on the output shaft of servo motor, the second synchronous pulley, the first synchronous belt are set in the side of spindle box Wheel passes through the synchronous band connection of circular arc with the second synchronous pulley.
CN201820409376.1U 2018-03-26 2018-03-26 A kind of turret lathe main shaft stepless speed changing mechanism Expired - Fee Related CN207982888U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820409376.1U CN207982888U (en) 2018-03-26 2018-03-26 A kind of turret lathe main shaft stepless speed changing mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820409376.1U CN207982888U (en) 2018-03-26 2018-03-26 A kind of turret lathe main shaft stepless speed changing mechanism

Publications (1)

Publication Number Publication Date
CN207982888U true CN207982888U (en) 2018-10-19

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Application Number Title Priority Date Filing Date
CN201820409376.1U Expired - Fee Related CN207982888U (en) 2018-03-26 2018-03-26 A kind of turret lathe main shaft stepless speed changing mechanism

Country Status (1)

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CN (1) CN207982888U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109202136A (en) * 2018-12-03 2019-01-15 南通机床有限责任公司 A kind of Simple miller structure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109202136A (en) * 2018-12-03 2019-01-15 南通机床有限责任公司 A kind of Simple miller structure

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Granted publication date: 20181019

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