CN202224945U - Machining cutting machine tool center frame capable of adjusting wide range - Google Patents

Machining cutting machine tool center frame capable of adjusting wide range Download PDF

Info

Publication number
CN202224945U
CN202224945U CN2011202922250U CN201120292225U CN202224945U CN 202224945 U CN202224945 U CN 202224945U CN 2011202922250 U CN2011202922250 U CN 2011202922250U CN 201120292225 U CN201120292225 U CN 201120292225U CN 202224945 U CN202224945 U CN 202224945U
Authority
CN
China
Prior art keywords
tube
centre frame
frame body
workpiece
center frame
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
CN2011202922250U
Other languages
Chinese (zh)
Inventor
贺昶明
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.)
Chengdu Kesheng Petroleum Technology Co Ltd
Original Assignee
Chengdu Kesheng Petroleum Technology 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 Chengdu Kesheng Petroleum Technology Co Ltd filed Critical Chengdu Kesheng Petroleum Technology Co Ltd
Priority to CN2011202922250U priority Critical patent/CN202224945U/en
Application granted granted Critical
Publication of CN202224945U publication Critical patent/CN202224945U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Landscapes

  • Machine Tool Units (AREA)

Abstract

The utility model discloses a machining cutting machine tool center frame capable of adjusting the wide range. The machining cutting machine tool center frame comprises a mounting base (8), wherein a center frame body (9) is arranged on the mounting base (8); three clamping grooves (12) are formed on the center frame body (9) uniformly; a fixing bolt (13) is arranged on the side wall of each clamping groove (12); an adjusting cylinder (10) is arranged in the clamping groove (12); and a top wheel is arranged at one end, positioned on the inner side of the center frame body, of each of three adjusting cylinders (10). According to the utility model, a friction force between a workpiece and the center frame body is converted into a rolling friction force, so the phenomenon that the workpiece is locked is reduced; by driving of a turnplate, an action force between the top wheels and the workpiece can be adjusted, so that the workpiece is stressed uniformly; and the relative position relationship between the adjusting cylinders and the center frame body can be changed by the fixing bolts on the clamping grooves, so that the using range of the same type of center frames is expanded.

Description

The machined stock-removing machine centre frame that a kind of wide region is regulated
Technical field
The utility model relates to the auxiliary equipment in a kind of machined working angles, specifically is meant the machined stock-removing machine centre frame that a kind of wide region is regulated.
Background technology
In machining industry, particularly in the cut of slender piece, usually use centre frame.Centre frame is the servicing unit of work in-process radial support rotational workpieces; In processing thin and long shafts part, draw ratio L/D>15, produce flexural deformation in order to prevent workpiece to receive the effect of radial cutting force; The common central frame is as aiding support, to increase the workpiece rigidity.Add man-hour, do not have with workpiece and move to axial, centre frame should be fixed on the lathe bed, and with the thick centering of scriber, behind the lubricating oil, machine tool low speed changes according to the thickness and the weight of material turns speed, according to the feel centering on the point.Centre frame is mainly used in the turning of large-diameter workpiece axial end, behind workpiece selection centre frame position, centre frame is fixed on the bed ways, rotates the adjustment center at a slow speed, and is suitably grease-added between centre frame pawl post and workpiece.What centre frame was just not serious can only reinstall or change, and the light length that can adjust 3 contact studs is all unclamped three posts earlier and let main axis rotation; Adjust the centre frame contact stud then to workpiece, the strength of three posts should be identical, sees whether the rotation of workpiece beats after touching workpiece; Slowly find the optimum position according to beating of workpiece; Processing then because trickle adjustment is also wanted in the wearing and tearing of contact cylinder, will add enough lubricating oil during finish turning and cooling fluid reduces wear in the process.Centre frame mainly is used for processing long workpiece, is installed between chuck and the knife rest; Follow-rest is used and the processing slim axle, is installed on the slip crate, moves with knife rest, to increase the turning rigidity.Each cylindrical of processing slim multidiameter generally is bearing in centre frame the middle part of axle, first each cylindrical of car right-hand member, the cylindrical of the car other end again behind the same clamping in tune back; The end face of processing major axis or long tube (like cylinder body), and the hole of end and screw thread etc., available chuck clamping workpiece left end leans on medium position slightly with centre frame supporting right-hand member or right-hand member.In the adjustment support column,, be easy to generate locking phenomenon in the turning process if strength is excessive; If strength is too small, product forms ellipse easily, and the limited problem of the scope of application of centre frame.
The utility model content
The purpose of the utility model is to provide a kind of machined stock-removing machine centre frame of wide region adjusting; Overcome present centre frame when the clamping workpiece; Stressed difficult adjustment, cause loosening problem that forms the oval or stressed excessive formation locking of workpiece end face of workpiece and the little problem of conventional centre frame adjustable range easily.
The purpose of the utility model realizes through following technical proposals:
The machined stock-removing machine centre frame that a kind of wide region is regulated; Comprise mount pad; Mount pad is provided with the centre frame body, on the centre frame body, evenly is provided with three draw-in grooves, and the sidewall of each draw-in groove is provided with set bolt; The adjusting tube that is used to regulate distance between top wheel and the centre frame body axle center all is installed in each draw-in groove, regulates an end that is positioned at centre frame body inboard at three the top wheel all is installed.The mount pad of centre frame body is installed on the guide rail of lathe; The top wheel is installed on the adjusting tube of centre frame body; Through adopting the mode of pushing up wheel, convert the frictional force between workpiece and the top wheel into the force of rolling friction that takes turns on the top, effectively overcome the locking problem between workpiece and the centre frame; Regulating tube simultaneously is installed in the draw-in groove; Through set bolt adjustment its with the distance of centre frame body, make same model centre frame its can be applicable to radius all workpiece less than centre frame body radius, make the scope of application increase of centre frame.
Said top wheel comprises the top tube; The top tube is whole cylindrical, and an end face of tube is connected with Coupling on the top, and another end face of tube is provided with mounting groove on the top; Two sides of mounting groove on the tube of top are parallel to each other and are symmetrical about the axis of top tube; Bearing is installed in mounting groove, and the two ends of bearing are connected on two sides of top tube mounting groove, on bearing, are set with roller; The radius of roller is greater than the axis of the bearing distance to the top tube end face at mounting groove place, and said top wheel tin is connected with regulating through Coupling.On the tube of top, cut out a mounting groove, the opening of this mounting groove is in the end face and the cylinder sides of top tube, and mounting groove is positioned at the middle part of end face at the opening of end face; Two sides in the tube of top of mounting groove are parallel to each other, and symmetrical about the axis of top tube, and bearing is installed in mounting groove; Bearing is connected on the top tube of mounting groove both sides, and its axis is parallel with the end face of top tube, on bearing, is set with roller; The radius of roller is greater than the distance between the upper surface of the axis of bearing and top tube, so, and after the Coupling center of being socketed in of top tube added; Active force between top tube and the workpiece is decomposed into both direction, along the tangential direction of workpiece with along the diametric(al) of workpiece, makes roller rotate around bearing along the power of the tangential direction of workpiece; Reduce the frictional force between top tube and the workpiece, avoided workpiece to be pushed up the situation of a locking.
Described Coupling is provided with the gathering sill that is parallel to top tube axis, in regulating tube, is provided with the gib block that is complementary with gathering sill.In order to keep pushing up the position of wheel, make the top wheel when regulating its can be around the top axis of tube rotate, Coupling is provided with gathering sill, through on the adjustable column of centre frame, gib block being set, matches with gathering sill, the situation of having avoided the top wheel to rotate.
Said adjusting tube is provided with rotating disk, and rotating disk is connected with the top wheel through the screw rod of regulating in the tube.In order to adapt to the needs of different workpieces, drive the screw rod of regulating in the tube through rotating disk, screw rod promotes the top wheel and moves along the diametric(al) of centre frame body, regulates the position of workpiece on the centre frame with this.
The utility model compared with prior art has following advantage and beneficial effect:
The machined stock-removing machine centre frame that a kind of wide region of 1 the utility model is regulated, the sidewall of centre frame body is provided with draw-in groove, install adjustment tube in draw-in groove; The top wheel is installed on the adjusting tube, converts the frictional force between workpiece and the centre frame body to force of rolling friction, reduced workpiece by the situation of locking; Simultaneously; Through the drive of rotating disk, can regulate the active force between top wheel and the workpiece, make workpiece stressed evenly; Can change the relative position relation of regulating tube and centre frame body through the set bolt on the draw-in groove, make the scope of application increase of centre frame of same model;
The machined stock-removing machine centre frame that a kind of wide region of 2 the utility model is regulated; Through on the tube of top, mounting groove being set; Bearing is installed in mounting groove, and the mode of suit roller on the bearing converts the frictional force between top wheel and the workpiece to force of rolling friction; Reduce workpiece by the situation of locking, helped the processing of workpiece:
The machined stock-removing machine centre frame that a kind of wide region of 3 the utility model is regulated, its Coupling is a hexagon prism, can prevent to push up the rotation of tube; Coupling is provided with gathering sill simultaneously; After centre frame cooperates, can keep the position of top tube, prevent that the axis of its tube around the top from rotating.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the structure enlarged diagram of the utility model top wheel.
Mark and corresponding parts title in the accompanying drawing:
1-pushes up tube, and 2-Coupling, 3-mounting groove, 4-roller, 5-bearing, 6-gathering sill, 7-screw rod, 8-mount pad, 9-centre frame body, 10-are regulated tube, 11-rotating disk, 12-draw-in groove, 13-set bolt.
The specific embodiment
Below in conjunction with embodiment the utility model is done further to specify, but the embodiment of the utility model is not limited thereto.
Embodiment
Shown in Fig. 1 to 2, the machined stock-removing machine centre frame that a kind of wide region of the utility model is regulated comprises mount pad 8; Mount pad 8 is provided with centre frame body 9, and the sidewall of centre frame body 9 is provided with equally distributed three draw-in grooves 12, in draw-in groove 12, is equipped with to regulate tube 10; The sidewall of draw-in groove 12 is provided with set bolt 13; Set bolt is used to change and the relative position relation of secured adjusted tube and centre frame body 9, regulates tube 10 and is provided with rotating disk 11, and rotating disk 11 is connected with pushing up to take turns through screw rods 7 of regulating in the tube 10; Be positioned at centre frame body 9 inboard ends at three adjusting tubes 10 the top wheel all is installed; The top wheel comprises top tube 1, and top tube 1 is whole cylindrical, and an end face of tube 1 is connected with hexagonal column ground Coupling 2 on the top; Coupling 2 is provided with and pushes up the gathering sill 6 of the parallel axes of tube 1, in regulating tube 10, is provided with the gib block that is complementary with gathering sill 6; Another end face of tube 1 is provided with mounting groove 3 on the top; And this end face is provided with falls from power, the circle of falling from power and belonging to around this end face, and two sides of mounting groove 3 on top tube 1 are parallel to each other and are symmetrical about the axis of top tube 1; Bearing 5 is installed in mounting groove 3; The two ends of bearing 5 are connected on two sides of top tube 1 mounting groove 3, on bearing 5, are set with roller 4, the distance of top tube 1 end face that the radius of roller 4 belongs to mounting groove 3 greater than the axis of bearing 5.
As stated, just can realize the utility model well.

Claims (4)

1. the machined stock-removing machine centre frame regulated of a wide region; Comprise mount pad (8); Mount pad (8) is provided with centre frame body (9); It is characterized in that: on centre frame body (9), evenly be provided with three draw-in grooves (12); The sidewall of each draw-in groove (12) is provided with set bolt (13), and the adjusting tube (10) that is used for regulating distance between top wheel and centre frame body (9) axle center all is installed in each draw-in groove (12), is positioned at the inboard end of centre frame body (9) at three adjusting tubes (10) the top wheel all is installed.
2. the machined stock-removing machine centre frame that a kind of wide region according to claim 1 is regulated; It is characterized in that: said top wheel comprises top tube (1); Top tin (1) is whole cylindrical, and an end face in top tin (1) is connected with Coupling (2), and another end face in top tin (1) is provided with mounting groove (3); Two sides of mounting groove (3) on top tube (1) are parallel to each other and are symmetrical about the axis of top tube (1); Bearing (5) is installed in mounting groove (3), and the two ends of bearing (5) are connected on two sides of top tube (1) mounting groove (3), on bearing (5), are set with roller (4); The radius of roller (4) is greater than the axis of bearing (5) distance to top tube (1) end face at mounting groove (3) place, said top wheel through Coupling (2) with regulate tin (10) and be connected.
3. the machined stock-removing machine centre frame that a kind of wide region according to claim 2 is regulated; It is characterized in that: described Coupling (2) is provided with the gathering sill (6) that is parallel to top tube (1) axis, in regulating tube (10), is provided with the gib block that is complementary with gathering sill (6).
4. according to any machined stock-removing machine centre frame that described a kind of wide region is regulated in the claim 1 to 3; It is characterized in that: said adjusting tube (10) is provided with rotating disk (11), and rotating disk (11) is connected with the top wheel through the screw rod of regulating in the tube (10) (7).
CN2011202922250U 2011-08-12 2011-08-12 Machining cutting machine tool center frame capable of adjusting wide range Expired - Fee Related CN202224945U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011202922250U CN202224945U (en) 2011-08-12 2011-08-12 Machining cutting machine tool center frame capable of adjusting wide range

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011202922250U CN202224945U (en) 2011-08-12 2011-08-12 Machining cutting machine tool center frame capable of adjusting wide range

Publications (1)

Publication Number Publication Date
CN202224945U true CN202224945U (en) 2012-05-23

Family

ID=46075551

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011202922250U Expired - Fee Related CN202224945U (en) 2011-08-12 2011-08-12 Machining cutting machine tool center frame capable of adjusting wide range

Country Status (1)

Country Link
CN (1) CN202224945U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102294602A (en) * 2011-08-12 2011-12-28 成都科盛石油科技有限公司 Machining cutting machine central frame with wide adjusting range

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102294602A (en) * 2011-08-12 2011-12-28 成都科盛石油科技有限公司 Machining cutting machine central frame with wide adjusting range

Similar Documents

Publication Publication Date Title
CN102267055A (en) Centre frame of machining cutting machine
CN102303247A (en) System for centering slender workpiece of machining cutting machine tool
CN201960139U (en) Centerless lathe adopting electric spindle and realizing automatic centering of cylindrical rod and pipe material
CN114871822B (en) Centrifugal force-free cutting device
CN201871953U (en) Lathe cutter following device with novel structure
CN102294602A (en) Machining cutting machine central frame with wide adjusting range
CN202192437U (en) Center frame of machining cutting machine tool
CN202200046U (en) Four-wheel center rest for machining core rod
CN201483311U (en) Grinder for charging roller of printer
CN201410615Y (en) Vehicle axle bidirectional rolling device for locomotive wheelset
CN202207898U (en) Slender workpiece centering system of machining cutting machine tool
CN110340141A (en) A kind of universal wire rod rolling device
CN202224945U (en) Machining cutting machine tool center frame capable of adjusting wide range
CN201279603Y (en) Follow-up adjustable boring-bar supporting device
CN105690115A (en) Method for adjusting gravity center of workpiece in large range
CN202192436U (en) Top wheel of machining and cutting machine tool center rest
CN201261130Y (en) Centre frame
CN209035975U (en) A kind of high-precision double-shaft horizontal boring and honing machine bed
CN217045429U (en) Slender axle lathe processing follow rest
CN202804717U (en) Cutting head tracker of metal-cutting machine tool
CN206241993U (en) It is applied to line and the inspection roller support of the longaxones parts such as crankshaft of diesel engine
CN202498367U (en) Crankshaft supporting central frame
CN201183148Y (en) Cyclone mill for processing internal and external screw threads
CN201279594Y (en) Center rest of horizontal lathe
CN210790534U (en) Grinding power head for vertical double-end-face grinding machine

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120523

Termination date: 20120812