CN101428312B - Single-shaft cross-section variable roller bend shaping machine - Google Patents

Single-shaft cross-section variable roller bend shaping machine Download PDF

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Publication number
CN101428312B
CN101428312B CN2008102246212A CN200810224621A CN101428312B CN 101428312 B CN101428312 B CN 101428312B CN 2008102246212 A CN2008102246212 A CN 2008102246212A CN 200810224621 A CN200810224621 A CN 200810224621A CN 101428312 B CN101428312 B CN 101428312B
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CN
China
Prior art keywords
format roll
roller
rotating shaft
shaft
roll
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
CN2008102246212A
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Chinese (zh)
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CN101428312A (en
Inventor
景作军
艾正青
刘继英
张若青
王侃
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Beijing University of Technology
North China University of Technology
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North China University of Technology
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 North China University of Technology filed Critical North China University of Technology
Priority to CN2008102246212A priority Critical patent/CN101428312B/en
Publication of CN101428312A publication Critical patent/CN101428312A/en
Application granted granted Critical
Publication of CN101428312B publication Critical patent/CN101428312B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The invention discloses a single-shaft roll bending forming machine with a variable cross-section, which comprises a frame, a rotating shaft, a roll assembly moving device, a roll assembly connecting device and a movement guide device. The roll assembly moving device and the movement guide device are linked on the frame, and the roll assembly connecting device is used for connecting the rotating shaft with the roll assembly moving device. The forming machine can form the longitudinal variable cross-section of roll a bent sectional bar, so as to meet the demand in real production and broaden the application range of roll bending formation technology. The forming machine can be widely used for producing parts and components in automobile, building and other fields, and enlarges the range of processed products.

Description

Single-shaft cross-section variable roller bend shaping machine
Technical field
The present invention relates to a kind of profile-forming machine, relate in particular to a kind of roll-bending shaping machine.
Background technology
Roll bending formation is a kind of efficient, low-cost and clean plate forming mode.
In the prior art, in the forming process of roll bending formation technology, the axial location of its moulding support generally is fixed, has only rotatablely moving of format roll, thereby vertically is prismatic at the forming process medium section along it.
The upper and lower axle that a kind of adjustable-width make-up machine of the prior art, its left and right sides at support be equipped with fixed frame, be parallel to each other is installed on the fixed frame by bearing block, between two fixed frames moving frame is installed.When narrow, thick, the hard product of moulding, unit is transferred narrow, the rigidity of the axle of can improving the standard; When becoming molded breadth, thin, soft product, unit is transferred wide, make it to produce wideer product.
There is following shortcoming at least in above-mentioned prior art:
Though can regulate forming width, because the width after its adjusting is still single-width, in forming process, sheet material vertically still is prismatic along it.
Summary of the invention
The purpose of this invention is to provide a kind of single-shaft cross-section variable roller bend shaping machine that can realize the shaping of sheet material variable cross-section.
The objective of the invention is to be achieved through the following technical solutions:
Single-shaft cross-section variable roller bend shaping machine of the present invention comprises frame, rotating shaft, and described rotating shaft is provided with format roll, and described rotating shaft is provided with spline, is slidingly connected by described spline between described format roll and the described rotating shaft;
It is mobile device that described format roll is connected with roller, is used to drive described format roll and slides in described rotating shaft.
As seen from the above technical solution provided by the invention, single-shaft cross-section variable roller bend shaping machine of the present invention, owing to be slidingly connected between format roll and the rotating shaft, it is mobile device that format roll is connected with roller, is used to be driven into forming roll and slides in rotating shaft.In forming process, can in rotating shaft, slide by format roll and realize the sheet material variable cross-section is shaped.
Description of drawings
Fig. 1 is the facade structures schematic diagram of single-shaft cross-section variable roller bend shaping machine of the present invention;
Fig. 2 is the planar structure schematic diagram of single-shaft cross-section variable roller bend shaping machine of the present invention;
Fig. 3 is the cross section view of Fig. 1;
Fig. 4 is the structural representation of jockey for central roll of the present invention.
Among the figure: the right frame of the left guide post 22-of the axle sleeve 9-journal bearing 10-right axle sleeve 11-spline housing 12-upper left format roll 13-format roll screw 14-lower-left format roll 15-upper right format roll 16-bottom right format roll 17-right connecting plate 18-lower rotary shaft 19-left leading screw 20-axle sleeve screw 21-mobile motor 23-motor screw 24-coupling sleeve 25-shaft coupling 26-coupling sleeve screw 27-splicing sleeve 28-splicing sleeve screw 29-nut nail left hold-down nut 34-of the right screw 33-of the right leading screw 32-of the left screw 31-of the 30-left fairlead 35-fixed cover screw 36-left fixed cover 37-right hold-down nut 42-of the right fixed cover 41-of the right fairlead 40-of the right guide post 39-of fixed card ring 38-in the middle of the left connecting plate 8-of the upper right thrust bearing 7-of the rotating shaft 3-locking nut 4-left thrust bearing 6-of left axle sleeve 5-of 1-left frame 2-
The specific embodiment
Single-shaft cross-section variable roller bend shaping machine of the present invention, its preferable specific embodiment be, comprises frame, rotating shaft, and rotating shaft is provided with format roll, and rotating shaft is provided with spline, is slidingly connected by spline between format roll and the rotating shaft; It is mobile device that format roll is connected with roller, is used to be driven into forming roll and slides in rotating shaft.In forming process, can in rotating shaft, slide by format roll and realize the sheet material variable cross-section is shaped.
As required, can be provided with a format roll in the rotating shaft; Also can be provided with two format rolls in the rotating shaft, be respectively left format roll and right format roll, it is mobile device that left format roll and right format roll can be connected with roller respectively, moves in rotating shaft separately.
Rotating shaft can have two, be respectively rotating shaft and lower rotary shaft, be respectively equipped with format roll and lower forming roller on last rotating shaft and the lower rotary shaft, last format roll is corresponding with the lower forming roller upper-lower position, it is mobile device that corresponding upward format roll of upper-lower position and lower forming roller can be connected with same roller, realizes the same moved further of upper and lower format roll.As required, it is mobile device that last format roll also can be connected different rollers with lower forming roller, and rotating shaft also can have one or more.
Concrete roller is that mobile device can comprise the leading screw that is meshed, screw etc., and leading screw is connected with mobile motor, and screw is that jockey is connected with format roll by roller.Mobile motor drives leading screw and rotates, and is converted into the rectilinear motion of screw, screw and then be that jockey is driven into forming roll and slides in rotating shaft by roller.
Roller is that jockey can comprise connecting plate, and connecting plate is fixedlyed connected with screw, and connecting plate is connected by bearing with format roll.Concrete roller is that jockey can comprise spline housing, and connecting plate is connected by bearing with spline housing, and format roll is fixedlyed connected with spline housing, and the spline engagement in spline housing and the rotating shaft also is slidingly connected.Move axially in rotating shaft by screw drive connecting plate, spline housing, format roll, drive spline housing, format roll rotation by rotating shaft.By bearing be connected with spline housing owing to connecting plate this moment, and can relatively rotate between the person, and therefore, itself does not rotate connecting plate.
At described roller is in the jockey, can have the rectangle fenestra on the connecting plate, and is connected with the jackshaft cover by this rectangle fenestra, and middle axle sleeve can slide up and down in the rectangle fenestra, and middle axle sleeve is connected by bearing with spline housing.Like this, connecting plate when rotating shaft generation deflection deformation, can be enclosed within sliding up and down in the rectangle fenestra by jackshaft and avoid destroying parts when realizing linkage function.
When format roll moves, can comprise the mobile guide device, the mobile guide device can comprise guide post, slidely connects fairlead on the guide post, and fairlead is fixedlyed connected with connecting plate.When roller is a jockey when driving format roll and moving, fairlead slides along guide post, realizes guiding.
Corresponding upward format roll of upper-lower position and lower forming roller can be respectively equipped with independent mobile guide device, also same guider can be set.
Below in conjunction with drawings and Examples the present invention is described further.
As Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, frame comprises left frame 1, right frame 42, rotating shaft comprises rotating shaft 2, lower rotary shaft 18, last rotating shaft 2 and lower rotary shaft 18 have spline, last rotating shaft 2 has two format rolls, be upper left format roll 12 and upper right format roll 15, lower rotary shaft 18 also has two format rolls, be lower-left format roll 14 and bottom right format roll 16, last rotating shaft 2 two supports are in the first half of left frame 1 and right frame 42, lower rotary shaft 18 two supports are in left frame 1 and right frame 42 the latter halfs, spline housing 11 1 ends are threaded, the other end has flange, spline housing 11 is enclosed within the rotating shaft 2, upper left format roll 12 usefulness format roll screws 13 are fixed on the flange of spline housing 11, left thrust bearing 5 and right thrust bearing 6 are housed in the left axle sleeve 4, middle axle sleeve 8 is equipped with journal bearing 9, left axle sleeve 4 and right axle sleeve 10 are clamped left connecting plate 7 from 7 two sides of left connecting plate, left axle sleeve 4, right axle sleeve 10 and middle axle sleeve 8 usefulness axle sleeve screws 20 link, form mobile axle sleeve, locking nut 3 is screwed into spline housing 11 screwed left ends, pin mobile axle sleeve, mobile like this axle sleeve, spline housing 11 and upper left format roll 12 form a moving-member, upper left format roll 12 promptly can be by last rotating shaft 2 transmissions rotation, also can move simultaneously along the axis of last rotating shaft 2, when left connecting plate 7 moves, can drive moving-member moves, thereby driving format roll moves, when last rotating shaft 2 is rotated, can drive spline housing 11 and 12 rotations of upper left format roll, when left connecting plate 7 moves and last rotating shaft 2 when rotating transmissions simultaneously, drive upper left format roll 12 and promptly move again and rotate.
Identical with moving of upper left format roll for moving of lower-left format roll 14, upper right format roll 15 and bottom right format roll 16 with rotational structure with rotational structure.
Moving left in the device shown in Fig. 2, its mobile motor 22 is linked together by motor screw 23 and coupling sleeve 24, coupling sleeve 24 is connected on the lateral surface of left frame 1 by coupling sleeve screw 26, the axle head of mobile motor 22 links to each other with left leading screw 19 by shaft coupling 25, splicing sleeve 27 is connected on the medial surface of left frame 1 by splicing sleeve screw 28, left side leading screw 19 is bearing on the left frame 1 by splicing sleeve 27, and left leading screw 19 links to each other with left screw 30, and left screw 30 is fixed on the left connecting plate 7; A left side connecting plate 7 and mobile axle sleeve (with middle axle sleeve 8 usefulness axle sleeve screws 20 linked be made up of left axle sleeve 4, right axle sleeve 10) are connected, and when left leading screw 19 rotations, left screw 30 moves, and drives left connecting plate 7 and moves.
Moving structure for right connecting plate 17 is identical with the moving structure of left connecting plate 7.
In left guider shown in Figure 2, left side guide post 21 inserts in the hole of left frame 1, and be fixed on the left frame 1 with left hold-down nut 33, left side guide post 1 inserts in the trepanning of left fairlead 34, form between the two and be slidingly connected, left side fairlead 34 inserts in the trepanning of left fixed cover 36, left side fixed cover 36 blocks with left fairlead 34 usefulness fixed card rings 37, form an integral body, left side fixed cover 36 is connected on the left connecting plate 7 by fixed cover screw 35, when left connecting plate 7 moves, drive left fairlead 34 and on left guide post 21, slide.
On left guide post 21 be slidingly connected identical with left fairlead 34 for right fairlead 39 being slidingly connected on the right guide post 38.
In forming process, by moving of left connecting plate 7 and right connecting plate 17, drive four format rolls and move axially, thereby realization is to the moulding requirement of sheet material longitudinal variable cross-section.
The present invention is a kind of variable-section roll-bending forming technique, by moving and rotating in forming process central roll system, can realize moulding requirement, therefore, adopt the cross sectional shape of its variation of member of this fabrication techniques that more rational mechanical property is arranged the sheet material longitudinal variable cross-section.Can better satisfy the requirement that actual variable cross-section moulding is produced, make the field of roll bending formation technology utilization more extensive, can be used for the part in fields such as automobile, building and the making of member.Enlarge the range of work of product, satisfied needs of production.
The above; only for the preferable specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, and anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.

Claims (6)

1. a single-shaft cross-section variable roller bend shaping machine comprises frame, rotating shaft, and described rotating shaft is provided with format roll, it is characterized in that, described rotating shaft is provided with spline, is slidingly connected by described spline between described format roll and the described rotating shaft;
It is mobile device that described format roll is connected with roller, is used to drive described format roll and slides in described rotating shaft;
Described roller is that mobile device comprises leading screw, the screw that is meshed, and described leading screw is connected with mobile motor, and described screw is that jockey is connected with described format roll by roller;
Described roller is that jockey comprises connecting plate, and described connecting plate is fixedlyed connected with described screw;
Described roller is that jockey also comprises spline housing, and described format roll is fixedlyed connected with described spline housing, and the spline engagement in described spline housing and the described rotating shaft also is slidingly connected;
At described roller is in the jockey, have the rectangle fenestra on the described connecting plate, and is connected by this rectangle fenestra and jackshaft cover, described in the middle of axle sleeve can in described rectangle fenestra, slide up and down, described centre axle sleeve is connected by bearing with described spline housing.
2. single-shaft cross-section variable roller bend shaping machine according to claim 1 is characterized in that, comprises the mobile guide device, and described mobile guide device comprises guide post, slidely connects fairlead on the described guide post, and described fairlead is fixedlyed connected with described connecting plate.
3. single-shaft cross-section variable roller bend shaping machine according to claim 1 is characterized in that, described rotating shaft is provided with two format rolls, is respectively left format roll and right format roll, and it is mobile device that described left format roll and right format roll are connected with roller respectively.
4. according to each described single-shaft cross-section variable roller bend shaping machine of claim 1 to 3, it is characterized in that, described rotating shaft has two, be respectively rotating shaft and lower rotary shaft, described going up on rotating shaft and the lower rotary shaft is respectively equipped with format roll and lower forming roller, and described upward format roll is corresponding with described lower forming roller upper-lower position.
5. single-shaft cross-section variable roller bend shaping machine according to claim 4 is characterized in that, it is mobile device that corresponding upward format roll of described upper-lower position and lower forming roller are connected with same roller.
6. single-shaft cross-section variable roller bend shaping machine according to claim 4 is characterized in that, corresponding upward format roll of described upper-lower position and lower forming roller are respectively equipped with independent mobile guide device.
CN2008102246212A 2008-10-21 2008-10-21 Single-shaft cross-section variable roller bend shaping machine Expired - Fee Related CN101428312B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2008102246212A CN101428312B (en) 2008-10-21 2008-10-21 Single-shaft cross-section variable roller bend shaping machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2008102246212A CN101428312B (en) 2008-10-21 2008-10-21 Single-shaft cross-section variable roller bend shaping machine

Publications (2)

Publication Number Publication Date
CN101428312A CN101428312A (en) 2009-05-13
CN101428312B true CN101428312B (en) 2010-08-18

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Family Applications (1)

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CN2008102246212A Expired - Fee Related CN101428312B (en) 2008-10-21 2008-10-21 Single-shaft cross-section variable roller bend shaping machine

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101773959B (en) * 2010-01-11 2012-02-22 北方工业大学 Single-shaft variable cross-section roll bending forming machine
CN103551431A (en) * 2013-11-08 2014-02-05 北方工业大学 Variable-width roller bending forming material inlet method and variable-width roller bending forming material inlet device

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Granted publication date: 20100818

Termination date: 20111021