CN202185593U

CN202185593U - Lathe positioning device

Info

Publication number: CN202185593U
Application number: CN2011202361218U
Authority: CN
Inventors: 徐建; 杨继东
Original assignee: SICHUAN CRUN POWER EQUIPMENT CO Ltd
Current assignee: SICHUAN CRUN POWER EQUIPMENT CO Ltd
Priority date: 2011-07-06
Filing date: 2011-07-06
Publication date: 2012-04-11
Anticipated expiration: 2021-07-06

Abstract

The utility model discloses a lathe positioning device which comprises a sleeve and a mandrel, wherein the sleeve is cylindrical, the outer cylindrical surface at the front end is provided with a boss which is used for conducting matched positioning with the end surface of main shaft hole of the lathe, the rear end surface is provided with a mandrel hole, the mandrel is positioned in the sleeve, a matching disk is matched with the inner cylindrical surface of the sleeve, a threaded shaft is matched with the mandrel hole and is fixed in the sleeve by a lock nut connected on the threaded shaft; due to the adoption of the technical scheme, the defect of complex procedures can be well solved, the product quality and the processing efficiency are improved; and simultaneously, as the device has a simple and stable structure and is convenient to dismantle for maintenance, the strength and difficulty in operation and maintenance are reduced.

Description

A kind of lathe positioner

Technical field

The utility model relates to the Machining Technology field, and in particular, it relates to a kind of lathe positioner.

Background technology

Lathe has a wide range of applications in field of machining, and be born from it is mechanical sector application the widest machinery at most so far always.It can be used for turning, end face, centrum, interior outer channel, special profile and screw thread; Also can be used for boring, bore hole and fraising; Can also do cut-out, annular knurl and around work such as springs, the especially birth of numerically controlled lathe more makes the multiplication of the production efficiency and the quality of production.Lathe has been achieved it in the irreplaceable status of mechanical processing industry because of the design feature of self with the advantage in the processing; But blemish in an otherwise perfect thing is that machined into has certain limitation; Especially in the processing of the high-precision axial workpiece of repeatability, turner when each fixed length, have to repeated measurement and repeated clamping, this not only greatly reduces production efficiency; Improve energy consumption and processing cost, also influenced the quality of product to a great extent.Because each clamping all can produce new benchmark, make mismachining tolerance be difficult to control, thereby the product processing quality that causes high standard to require is relatively poor, even can't accomplishes processing at all.Mechanical industry in modern times, the processing of high-precision part is day by day frequent, be to guarantee working ability and crudy, also need furnish a huge amount of money for to buy high precision apparatus the senior skilled worker except offering high payments to hire, thereby be unfavorable for reducing the production cost of enterprise.

The utility model content

The purpose of the utility model is to provide the lathe positioner that a kind of structure is simpler, applied widely, crudy is good, have higher applicability and cost performance.

In order to achieve the above object, the heater of the utility model is realized through following technical scheme: a kind of lathe positioner comprises sleeve and axle; Described sleeve is cylindric, and the external cylindrical surface of front end is provided with boss, is used for cooperating the location with the lathe spindle hole end surface; Thereafter end face has arbor hole, is used for being connected with axle, and described axle comprises cooperation disk and thread spindle; One end of thread spindle is fixedly connected with cooperating disk, and described axle is positioned at sleeve, wherein; Cooperate disk to match with the sleeve inner cylinder, thread spindle matches with arbor hole, and is fixed in the sleeve through the locking nut that on thread spindle, connects.

As optimization, described sleeve, cooperate being centered close on the same straight line of disk, thread spindle and arbor hole, with the concentricity and the linearity of the cooperation that improves device, be beneficial to and improve device service life, reduce the negative effect that unbalanced factor brings to processing.

The inwall matched in clearance of described cooperation disk and sleeve helps reducing friction, and the length adjustment of sleeve inner axis of heart is more flexible.

In sum, this installation optimization machined into technology has been simplified technological process, and the quality of processing and precision have obtained improving largely, have reduced workman's repeated labor simultaneously, satisfies low-carbon (LC), efficient and requirements of saving energy.In addition, this apparatus structure is simple, stable height and easy accessibility; The intensity and the difficulty of operation and maintenance aspects have been reduced; And through the expansion mandrel design, enlarge the range of work, less demanding to operators'skills; Fully excavate manpower and equipment potential, saved equipment purchasing cost and production cost cost.

Description of drawings

The utility model will explain through example and with reference to the mode of accompanying drawing, wherein:

Fig. 1 is the utility model structural representation;

Fig. 2 is the mandrel structure sketch map;

Fig. 3 is the axle side view;

Fig. 4 is the tube-in-tube structure sketch map;

Fig. 5 is that the utility model connects sketch map

Mark among the figure: sleeve 1, axle 2, boss 3, arbor hole 4, cooperation disk 5, thread spindle 6, locking nut 7, main shaft 8, chuck 9.

The specific embodiment

Below in conjunction with accompanying drawing, the utility model is done detailed explanation.

For the purpose, technical scheme and the advantage that make the utility model is clearer,, the utility model is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.

Shown in Fig. 1, Fig. 2, Fig. 3 and Fig. 4, a kind of lathe positioner comprises sleeve 1 and axle 2, and sleeve 1 is cylindric; The outer cylinder of front end is provided with boss 3, uses with the lathe spindle hole end surface to cooperate the location, and end face has arbor hole 4 thereafter, uses with axle 2 to be connected; Axle 2 comprises and cooperates disk 5 and thread spindle 6, an end of thread spindle 6 with cooperates disk 5 fixed connections, its axle center projection and cooperate the center coincidence of disk; Axle 2 is positioned at sleeve 1, wherein, cooperates disk 5 to match with sleeve 1 inwall; As optimization, cooperate the disk 5 and the inwall of sleeve 1 to adopt matched in clearance, the friction between helping reducing; Make the length adjustment of sleeve inner axis of heart more flexible, thread spindle 6 matches with arbor hole 4, is connected with locking nut 7 on the thread spindle 6; Lay respectively on the inside and outside thread spindle 6 of sleeve 1, through the locking nut inside and outside the turn 7, can with thread spindle 6 fixing with sleeve 1 rear end face on.Usually select inside and outside two groups of locking nuts 7 for use, totally four nuts, but the length through manual turn locking nut 7 free adjustment sleeves 1 inner axis of heart 2 has guaranteed the steadiness that structure connects simultaneously.

As shown in Figure 5, this device ectosome is cylindric, is loaded on main shaft 8 endoporus of lathe; The spindle hole of its outer peripheral face lathe matches, and its front end cooperates the location, the workpiece that chuck 9 clampings are to be processed through the boss 3 on the outer cylinder with the interior hole end surface and the chuck 9 of main shaft 8; The cooperation disk 5 of axle 2 matches with sleeve 1 inner cylinder, and the rear end is fixedly connected with the fixing and locking nut with the sleeve rear end face, and can free center roller 2 length regulate; And because the length of scalable sleeve 1 inner axis of heart 2; Its scope of application is further strengthened, improved the utilization rate of existing equipment, reduced the production input cost when guaranteeing crudy.In design, sleeve 1, cooperate being centered close on the same straight line of disk 5, thread spindle 6 and arbor hole 4, improve the concentricity and the linearity of the cooperation of device, help improving device service life, reduce the negative effect that unbalanced factor brings to processing.When utilizing this device to cooperate the machined into axial workpiece; It is inaccurate to overcome the location, and the shortcomings such as waste in the man-hour of avoid repeatedly measuring dress, carrying secretly are especially for for batch turning high accuracy axial workpiece; The rate of reducing the number of rejects and seconds greatly promotes speed more than one times simultaneously.

Lathe spindle bore dia to different size designs corresponding specification locator, can realize the processing of each products.Such as, this utility model has obtained good utilization at FANUC GS200/66 and FANUC CK7530 numerically controlled lathe, and productivity is significantly promoted.Utilize before this frock, every day, every chassis bed can only be processed 50 of rapping shafts, adopted after this device, and every day, the processing capacity of every chassis bed can reach more than 100.Adopt this technical scheme well to solve the drawback of operation very complicated, improve the quality of products with working (machining) efficiency, because this apparatus structure is simple, firm, easy disassembly is safeguarded, has reduced the intensity and the difficulty of operation and maintenance aspects simultaneously.

The above is merely the preferred embodiment of the utility model; Not in order to restriction the utility model; Any modification of being done within all spirit and principles at the utility model, be equal to replacement and improvement etc., all should be included within the protection domain of the utility model.

Claims

1. a lathe positioner comprises sleeve (1) and axle (2), it is characterized in that: described sleeve (1) is for cylindric, and the outer cylinder of front end is provided with boss (3), and end face has arbor hole (4) thereafter; Described axle (2) comprises cooperation disk (5) and thread spindle (6); One end of thread spindle (6) is fixedly connected with cooperating disk (5); Described axle (2) is positioned at sleeve (1), wherein, cooperates disk (5) to match with sleeve (1) inner cylinder; Thread spindle (6) matches with arbor hole (4), and is fixed in the sleeve (1) through going up the locking nut (7) that connects at thread spindle (6).

2. a kind of lathe positioner according to claim 1 is characterized in that: described sleeve (1), cooperate being centered close on the same straight line of disk (5), thread spindle (6) and arbor hole (4).

3. a kind of lathe positioner according to claim 1 is characterized in that: the inwall matched in clearance of described cooperation disk (5) and sleeve (1).