CN206535948U - A kind of wheel rim flaring device - Google Patents

A kind of wheel rim flaring device Download PDF

Info

Publication number
CN206535948U
CN206535948U CN201720147682.8U CN201720147682U CN206535948U CN 206535948 U CN206535948 U CN 206535948U CN 201720147682 U CN201720147682 U CN 201720147682U CN 206535948 U CN206535948 U CN 206535948U
Authority
CN
China
Prior art keywords
plane
wheel rim
block
enlarging
tapered shaft
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.)
Active
Application number
CN201720147682.8U
Other languages
Chinese (zh)
Inventor
李顺平
孙锋峰
汪冬冬
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.)
Zhejiang Jingu Co Ltd
Original Assignee
Zhejiang Jingu 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 Zhejiang Jingu Co Ltd filed Critical Zhejiang Jingu Co Ltd
Priority to CN201720147682.8U priority Critical patent/CN206535948U/en
Application granted granted Critical
Publication of CN206535948U publication Critical patent/CN206535948U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model is related to a kind of wheel rim flaring device, and it includes:Pedestal with retainer;Retainer is cylinder, and its center portion has several circumferentially disposed bar-shaped troughs in axis hole, circumferential wall;The tapered shaft moved axially under outside power drive in retainer axis hole, its head is the taper of tapered diameter;Several locating pieces radially slided in the bar-shaped trough of retainer, locating piece root, which is shunk, to be in strip, and bar shaped portion is constituted with bar-shaped trough and is slidably matched, and bar shaped portion bottom surface is resisted against on the conical nose periphery of tapered shaft;The enlarging block being fixed on locating piece, outer peripheral face is the arc being adapted to wheel rim;The profile being adapted to wheel rim inner peripheral wall is wrapped into enlarging block middle plane and the first inclined-plane, the second inclined-plane;The angle of first inclined-plane and tapered shaft axis is less than the angle on the second inclined-plane and tapered shaft axis;And the first inclined-plane side is arranged at the limited block of size when controlling the wheel rim to extend out.By being axially moved the enlarging of wheel rim two ends.

Description

A kind of wheel rim flaring device
Technical field
The utility model is related to a kind of extrusion formation equipment, more particularly, to a kind of wheel rim flaring device.
Background technology
Wheel rim, it is necessary to carry out enlarging, is convenient for follow-up contour roll forming process, traditional method is wheel rim after the completion of welding It is vertically arranged and enlarging is carried out to wheel rim two ends by the relative motion up and down of mould, it is long due to there is the move distance between upper/lower die (Distance including mould assembling action and the preset clearance for picking and placeing workpiece), upper/lower die there is positional precision deviation, upper/lower die The degree of wear is inconsistent(Because wheel rim two ends enlarging size, gradient differ, therefore the two ends dynamics of bearing differs, and causes upper/lower die The degree of wear differs), drive vibrations of power etc. the factor of upper/lower die motion, cause workpiece accuracy in batch production compared with Difference, uniformity be not high, and surface quality is undesirable, and mould easily weares and teares, the low defect of production efficiency.
The content of the invention
The utility model main purpose is to provide the wheel rim flaring device that a kind of precision is higher, production efficiency is higher.
Above-mentioned technical problem of the present utility model is mainly what is be addressed by following technical proposals:A kind of wheel rim flaring Device, it includes:
There is retainer on pedestal, pedestal;Retainer is cylinder, and its center portion has an axis hole, circumferential wall last week To several bar-shaped troughs of setting;
The tapered shaft moved axially under outside power drive in the retainer axis hole, its head is tapered diameter Taper;
Several locating pieces radially slided in the bar-shaped trough of retainer, locating piece root, which is shunk, to be in strip, bar shaped portion Constitute and be slidably matched with the bar-shaped trough, and bar shaped portion bottom surface is resisted against on the conical nose periphery of tapered shaft;
The enlarging block being fixed on the locating piece, enlarging block has an inside and outside circle side face, inner peripheral surface and locating piece it is cylindrical Week laminating, outer peripheral face is the arc being adapted to wheel rim;On enlarging block section, middle part has plane, and both sides have first respectively Inclined-plane, the second inclined-plane, middle plane and the first inclined-plane, the second inclined-plane wrap into the profile being adapted to wheel rim inner peripheral wall;First The angle of inclined-plane and tapered shaft axis is less than the angle on the second inclined-plane and tapered shaft axis;
And the first inclined-plane side is arranged at the limited block of size when controlling the wheel rim to extend out.
In such scheme, by the axial movement of tapered shaft, drive locating piece and enlarging block radially extend out and by wheel rim Two ends enlarging.
Preferably, have groove in the middle part of enlarging block periphery, adjustment block is set, adjustment block top surface and first oblique in groove Face, the second inclined-plane wrap into the profile being adapted to wheel rim inner peripheral wall.The internal diameter of convenient adjustment enlarging workpiece.
Preferably, setting block on locating piece, block has hook part;Block is located at the second inclined-plane side and hook part is withheld On enlarging block.Enlarging block fixes more stable, firm.
Preferably, each equidistant annular array of locating piece, and it is symmetrical one by one along taper shaft centre line.During wheel rim flaring, Each position stress is more balanced.
Preferably, at least have a duct with connecting external air source in an enlarging block, duct has passes to the respectively Two outlets on one inclined-plane, the second inclined-plane.With enlarging cracking detection function.
Therefore, the utility model has the advantages that.
1st, enlarging block is driven radially to extend out so as to by the enlarging of wheel rim two ends by tapered shaft, the enlarging stress equalization of wheel rim, Formed precision is higher;Especially radially pressure distortion, flared surfaces quality is higher.
2nd, during enlarging, deformation block displacement is short, reduces idle stroke, improves production efficiency.
The 3rd, rim workpiece is installed using action is inserted in, it is easy to operate.
4th, due to setting limited block with the less side of first inclined-plane 41 of tapered shaft axis angle, limited block is made both to have The radial dimension of effect of limitation, has the effect of axial limiting again.
5th, by duct, it can detect whether enlarging ftractures simultaneously when enlarging is deformed.
Brief description of the drawings
Accompanying drawing 1 is a kind of structural representation of the present utility model.
Accompanying drawing 2 is a kind of structural representation of enlarging block.
Accompanying drawing 3 is the side view of accompanying drawing 2.
Accompanying drawing 4 is the schematic diagram that enlarging block and locating piece are assemblied in formed annular array after retainer.
Embodiment
Below by embodiment, and with reference to accompanying drawing, the technical solution of the utility model is described in further detail.
Embodiment:A kind of wheel rim flaring device of the utility model, as shown in accompanying drawing 1, accompanying drawing 2, accompanying drawing 3, accompanying drawing 4, it is wrapped Include:
There is retainer on pedestal, pedestal;Retainer is cylinder, and its center portion has an axis hole, circumferential wall last week To several bar-shaped troughs of setting;
The tapered shaft 1 moved axially under outside power drive in the retainer axis hole, its head is tapered diameter Taper;
Several locating pieces 2 radially slided in the bar-shaped trough of retainer, locating piece root, which is shunk, to be in strip, bar shaped portion Constitute and be slidably matched with the bar-shaped trough, and bar shaped portion bottom surface is resisted against on the conical nose periphery of tapered shaft 1;When tapered shaft 1 During axial movement, locating piece 2 is radially slided;
The enlarging block 4 being fixed on the locating piece 2, enlarging block 4 has an inside and outside circle side face, inner peripheral surface and locating piece it is outer Circumference is fitted, and outer peripheral face is the arc being adapted to wheel rim;On the section of enlarging block 4, middle part has a plane, and both sides have the respectively One inclined-plane 41, the second inclined-plane 42, middle plane and the first inclined-plane 41, the second inclined-plane 42 wrap into what is be adapted to wheel rim inner peripheral wall Profile;The angle of first inclined-plane 41 and the axis of tapered shaft 1 is less than the angle on the second inclined-plane 42 and the axis of tapered shaft 1;
And the side of the first inclined-plane 41 is arranged at the limited block 6 of size when controlling the wheel rim to extend out.Limited block is securable to Pedestal, is also securable in external agency.
Have in the middle part of the periphery of enlarging block 4 and adjustment block 5 is set in groove, groove, the top surface of adjustment block 5 and the first inclined-plane 41, the Two inclined-planes 42 wrap into the profile being adapted to wheel rim inner peripheral wall.The internal diameter of convenient adjustment enlarging workpiece, to ensure workpiece size.
Block 3 is set on locating piece 2, and block 3 has hook part;Block 3 is located at the side of the second inclined-plane 42 and hook part is withheld On enlarging block 4.Enlarging block 4 is more stably mounted on locating piece 2, be difficult to slide axially, be difficult circumferential deflection.
The equidistant annular array of each locating piece 2, and it is symmetrical one by one along the center line of tapered shaft 1.This structure, in locating piece footpath To when being displaced outwardly extruding wheel rim, each position stress is more balanced, and balance is more preferable, beneficial to the formed precision for improving wheel rim.
At least there is the duct 8 with connecting external air source in an enlarging block 4, duct 8 has passes to the first inclined-plane respectively 41st, two outlets on the second inclined-plane 42.After wheel rim shaping is extruded, duct 8 is ventilated, and passes through the first inclined-plane 41, second inclined-plane 42 Enlarging of two outlets to wheel rim two ends is tested;For example in 12 pieces enlarging blocks, duct is set in one piece of enlarging block topmost, made Have enlarging cracking detection function, access 2-6Bar air pressure, during compression flare keep sealing, once butt welding position Cracking, air pressure declines, and equipment is recognized by sensor, and equipment stops, and prevents the workpiece of cracking to be flowed into subsequent processing, damages The equipment and mold of bad subsequent handling.
It should be noted that because the gradient of wheel rim two ends enlarging differs, thus in compression flare wheel rim two ends deformation Power is not of uniform size, and produced axial thrust load is not of uniform size, so as to cause wheel rim to have the tendency moved axially.In this regard, this reality In new, limited block 6 is set in the side of the first inclined-plane 41;Because the angle on the first inclined-plane 41 and the axis of tapered shaft 1 is less than the The angle on two inclined-planes 42 and the axis of tapered shaft 1, thus wheel rim when extending out axial force point to the side of the first inclined-plane 41, entered by limited block 6 Row axial limiting, so as to avoid enlarging from being wheel rim axial movement and cause flaring precision not enough.Therefore, limited block 6 both has limit The radial dimension of effect of system, has the effect of axial limiting again.
Mechanism of the present utility model is, using being divided into some pieces(Such as 12 pieces)Enlarging block be arranged on equipment positioning On block, tapered shaft by axial stretching motion drive locating piece and enlarging block radially to extend out or shrink and by the enlarging of wheel rim two ends simultaneously Control the size of enlarging.
In use, the workpiece being welded is transported to enlarging station, it is inserted in, tapered shaft is protruding, drives enlarging block outward Expanding, carries out enlarging to workpiece until reaching the size of requirement, tapered shaft is retracted thereafter, takes out workpiece.
The example above explanation is only used for illustrating spirit of the present utility model, when actually implementing, and remains and becomes some The drive device of shape and extension program, such as tapered shaft, can be using the electronic, device powered by conventional energy such as pneumatically or hydraulically;In another example, Enlarging, which completes post-positioning block and enlarging block, to be needed to fold to complete homing action, in this regard, hand-reset can be used, that is, is inserted in next Each locating piece and enlarging block are pushed back until locating piece is resisted against on tapered shaft manually when the wheel rim of enlarging;Can also be using automatic Reset, such as, in annular locating piece periphery, some cylinder drivings or spring driven briquetting are set, each locating piece is applied Point to the active force of tapered shaft axis direction, you can allow locating piece and enlarging block reset when tapered shaft is retracted, then remove workpiece.
Although oneself is through having shown and described embodiment of the present utility model, it will be understood by those skilled in the art that Can these embodiments be carried out with a variety of changes, modification, practicality in the case where not departing from principle of the present utility model and objective New and modification, scope of the present utility model is limited by claim and its equivalent.

Claims (5)

1. a kind of wheel rim flaring device, it is characterised in that including:
There is retainer on pedestal, pedestal;Retainer is cylinder, and its center portion has circumferentially to be set in axis hole, circumferential wall Put several bar-shaped troughs;
The tapered shaft moved axially under outside power drive in the retainer axis hole(1), its head is tapered diameter Taper;
Several locating pieces radially slided in the bar-shaped trough of retainer(2), locating piece root shrink is in strip, bar shaped portion with The bar-shaped trough is constituted and is slidably matched, and bar shaped portion bottom surface is resisted against tapered shaft(1)Conical nose periphery on;
It is fixed on the locating piece(2)On enlarging block(4), enlarging block(4)Outer peripheral face is the arc being adapted to wheel rim;In enlarging Block(4)On section, middle part has plane, and both sides have the first inclined-plane respectively(41), the second inclined-plane(42), middle plane and first Inclined-plane(41), the second inclined-plane(42)Wrap into the profile being adapted to wheel rim inner peripheral wall;First inclined-plane(41)With tapered shaft(1)Axle The angle of line is less than the second inclined-plane(42)With tapered shaft(1)The angle of axis;
And it is arranged at the first inclined-plane(41)Side is with the limited block of size when controlling the wheel rim to extend out(6).
2. a kind of wheel rim flaring device according to claim 1, it is characterised in that:The enlarging block(4)Have in the middle part of periphery It is fluted, adjustment block is set in groove(5), adjustment block(5)Top surface and the first inclined-plane(41), the second inclined-plane(42)Wrap into and wheel The profile of rim inner peripheral wall adaptation.
3. a kind of wheel rim flaring device according to claim 1, it is characterised in that:The locating piece(2)Upper setting block (3), block(3)With hook part;Block(3)Positioned at the second inclined-plane(42)Side and hook part is withheld in enlarging block(4)On.
4. a kind of wheel rim flaring device according to claim 1, it is characterised in that:Each locating piece(2)Equidistantly annular is arranged Row, and along tapered shaft(1)Center line is symmetrical one by one.
5. a kind of wheel rim flaring device according to claim 1 or 2 or 3 or 4, it is characterised in that:At least described in one Enlarging block(4)With the duct with connecting external air source(8), duct(8)With passing to the first inclined-plane respectively(41), the second inclined-plane (42)Two outlets.
CN201720147682.8U 2017-02-17 2017-02-17 A kind of wheel rim flaring device Active CN206535948U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720147682.8U CN206535948U (en) 2017-02-17 2017-02-17 A kind of wheel rim flaring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720147682.8U CN206535948U (en) 2017-02-17 2017-02-17 A kind of wheel rim flaring device

Publications (1)

Publication Number Publication Date
CN206535948U true CN206535948U (en) 2017-10-03

Family

ID=59946524

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720147682.8U Active CN206535948U (en) 2017-02-17 2017-02-17 A kind of wheel rim flaring device

Country Status (1)

Country Link
CN (1) CN206535948U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112248420A (en) * 2020-08-29 2021-01-22 盐城工学院 Automatic flaring equipment for PVC (polyvinyl chloride) round pipe

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112248420A (en) * 2020-08-29 2021-01-22 盐城工学院 Automatic flaring equipment for PVC (polyvinyl chloride) round pipe

Similar Documents

Publication Publication Date Title
CN104028606B (en) A kind of spinning portion brace type bellows spinning machine and forming method
CN102688962B (en) Symmetric rolling forming method of large inner-step ring parts
KR101337003B1 (en) a method for production of flange for wind tower
CN104028599B (en) A kind of bellows rotary press modelling method
CN201807636U (en) Device for correcting circumference, ovality and planeness of aluminum alloy rim
CN104001843B (en) A kind of cold rolling process for being molded race ring
CN206535948U (en) A kind of wheel rim flaring device
CN104209699A (en) Forming method of flange ring for automobile tail gas recycling device
CN104550397B (en) The two-way cylindrical part that a kind of axial section is H-shaped shape method
CN203936205U (en) One spinning portion brace type bellows spinning machine
CN103264263A (en) Process method for spinning tubular part in staggered mode
CN204852040U (en) Biserial thin wall angular contact ball bearing assembly quality
CN104028598A (en) Corrugated pipe machining process
CN106903232A (en) The process and device of a kind of wheel rim flaring
CN107511423A (en) The manufacture method of flanged (FLGD) two-way cylindrical part
CN108655244A (en) A kind of flexible spinning manufacturing method of integrated wheel
CN109794535B (en) Internal spinning forming method
CN204194851U (en) A kind of wheel hub turning power chuck
US20210276066A1 (en) Method for the chipless production of a rotationally symmetrical body from a circular sheet metal blank
CN204725195U (en) Quick despatch expanding mandrel
CN203594690U (en) Tapered roller bearing
CN109794534B (en) Multi-pass spinning forming method for cylinder with inner ring reinforcing ribs
CN109201830B (en) A method of preventing flange defect occur without bottomless drum shape part spinning process
CN209830147U (en) Rolling device for three-row cylindrical roller bearing ring forge piece
CN111169838B (en) End socket and forming method thereof

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant