CN102179426A - Straightening device and motion guiding device equipped with member subjected to straightening by the straightening device - Google Patents
Straightening device and motion guiding device equipped with member subjected to straightening by the straightening device Download PDFInfo
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- CN102179426A CN102179426A CN2010106238246A CN201010623824A CN102179426A CN 102179426 A CN102179426 A CN 102179426A CN 2010106238246 A CN2010106238246 A CN 2010106238246A CN 201010623824 A CN201010623824 A CN 201010623824A CN 102179426 A CN102179426 A CN 102179426A
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Abstract
To efficiently straighten a strain produced in a shaft-shaped workpiece, with high precision. The straightening device (30) includes: a plurality of workpiece clamps (45) clamp-fixing a shaft-shaped workpiece (11) at a plurality of points in the axial direction thereof; a measurement sensor (48) measuring the strain amount of the axial workpiece (11) by providing a contact (48a) freely contactable/retreatable with respect to the shaft-shaped workpiece (11); and a press roller (43) as a compression element performing the straightening of the axial workpiece (11) in cooperation with the workpiece clamps (45) by applying pressing force to the shaft-shaped workpiece (11) based on the strain amount measured by the measurement sensor (48), wherein the press roller (43) applies pressing force based on surface contact to the shaft-shaped workpiece (11) by being pressed against the shaft-shaped workpiece (11) while performing circular arc motion.
Description
Technical field
The present invention relates to being the apparatus for correcting that the distortion of the shaft-like workpiece of representative is used when correcting with rail track etc. for example, and possess the linear motion guide device of having implemented to correct the parts of processing by this apparatus for correcting with straight line guiding.
Background technology
The existing general apparatus for correcting that uses when the distortion of shaft-like workpiece is corrected for example constitutes, by being arranged on the deflection of the detection head detection shaft-like workpiece in the detorsion device, and, pressurize, correct by this polishing head by after the visual position consistency that makes the position that correct and polishing head.
In addition, in the prior art relevant, also exist above-mentioned apparatus for correcting automation with apparatus for correcting, and the apparatus for correcting of expeditiously distortion that produces in the shaft-like workpiece being corrected.The object lesson of this automation apparatus for correcting is for example open by following patent documentation 1, its concrete structure is as follows: the detorsion device and the control part that possess the crooked analyzer of the bending of instrumentation shaft-like workpiece (in following patent documentation 1 record be long size steel), the distortion of shaft-like workpiece is corrected, this control part receives the measurement result that comes from crooked analyzer, and calculate position and rectification order and the correct amount that shaft-like workpiece should correct and make correction for direction, and by this result of calculation control detorsion device according to this measurement result.And, according to this structure, when shaft-like workpiece is positioned on the detorsion device, detects this shaft-like workpiece and whether have bending, if there is bending, then measure position and the amount of bow that has bending, and this measured signal is delivered to control part.Control part calculates position and rectification order and the correct amount that this shaft-like workpiece should correct according to described measured signal and makes correction for direction.And, detect crooked shaft-like workpiece by crooked analyzer and be transported to the detorsion device, according to the result of calculation of control part automatic straightening is carried out in bending.
Patent documentation 1: Japanese kokai publication hei 1-309724 communique
But, described existing apparatus for correcting constitute by with the perpendicular direction of the axial direction of any shaft-like workpiece on mobile polishing head pressurize, correct, pressurization, the corrective force of shaft-like workpiece applied with a contact all the time.Therefore, when using existing rectifier to correct, owing to plus-pressure must be concentrated on a bit, for example under the situation of the shaft-like workpiece that offers open pore with predetermined distance etc., if then there is the danger that shaft-like workpiece is fractureed because of concentrfated load in the amount of pressurization mistake that polishing head applies.Therefore in existing apparatus for correcting, must be applied to amount of pressurization on the shaft-like workpiece by polishing head with the corresponding prudent control of deflection, therefore need the more activity duration adjust etc.
In addition, because shaft-like workpiece is for having the strip parts of length in the longitudinal direction, so apply plus-pressure and the distortion on the whole length corrected become very difficult thing according to contacting at a plurality of position points, this operation there is not efficient very much.And,, when using the apparatus for correcting of prior art, be difficult to satisfy the rectification of being out of shape with desired precision for example wanting to eliminate when with rail track etc. being the shaft-like workpiece of small distortion and so on of representative with linear guide.
Summary of the invention
The present invention constitutes in view of existing described problem, and its purpose is for providing a kind of new apparatus for correcting, and this apparatus for correcting all can be efficiently to the shaft-like workpiece with arbitrary shape and corrected the distortion that this shaft-like workpiece produces accurately.The present invention also aims to provide a kind of linear motion guide device of having implemented to correct the parts of processing by this apparatus for correcting that possesses.
The apparatus for correcting that the present invention relates to possesses: a plurality of work piece holders that shaft-like workpiece is fixedly clamped at its axial a plurality of somes place; Possesses the measurement sensor that contacts, keeps out of the way contact freely with described shaft-like workpiece and the deflection of described shaft-like workpiece is carried out instrumentation; Deflection according to described measurement sensor instrumentation applies pressing force to described shaft-like workpiece, thereby the pressing piece that carries out the rectification of described shaft-like workpiece with described work piece holder acting in conjunction, described apparatus for correcting is characterised in that, described pressing piece carries out the circular motion limit by the limit to be pushed described shaft-like workpiece, and described shaft-like workpiece is applied the pressing force that contacts based on face.
The invention effect
According to the present invention, a kind of apparatus for correcting of novelty can be provided, it all can be efficiently to the shaft-like workpiece with different shape and corrects the distortion that this shaft-like workpiece produces accurately, and the present invention can also provide a kind of linear motion guide device of having implemented to correct the parts of processing by this apparatus for correcting that possesses.
Description of drawings
Figure 1A is used to illustrate the partly cut-away's stereo appearance figure that has as the structure of the linear motion guide device of the track component (rail track) of the shaft-like workpiece of correcting by the apparatus for correcting of present embodiment.
Figure 1B is the longitudinal sectional view that is used to illustrate the internal structure of the linear motion guide device shown in Figure 1A.
Fig. 2 is the integrally-built outward appearance front view of the apparatus for correcting that relates to of expression first embodiment.
Fig. 3 is the major part front view of major part that is used to illustrate the apparatus for correcting of first embodiment.
Fig. 4 is the concise and to the point stereogram of elemental motion that is used to illustrate the apparatus for correcting of first embodiment.
Fig. 5 is the integrally-built outward appearance vertical view that is used to illustrate the apparatus for correcting of second embodiment.
Fig. 6 is the figure that is used to illustrate the structure of moving into platform that the apparatus for correcting of second embodiment possesses, and wherein component (a) is a vertical view, and component (b) is a front view.
Fig. 7 is an expression three-face view of moving into the formation of the determining displacement unit that platform possesses shown in Figure 6, and wherein component (a) is a vertical view, and component (b) is a left view, and component (c) is a rearview.
Fig. 8 is the outward appearance vertical view of the apparatus for correcting main body that possesses of the apparatus for correcting that relates to of expression second embodiment.
Fig. 9 is that A in the depiction 8 is to the cutaway view of looking.
Description of reference numerals
10 linear motion guide devices, 11 rail track 11a rolling element raceway grooves, 12 balls, 13 movable block 13c load rolling element raceway grooves, 22 load rolling element raceways, 23 non-loaded rolling element raceway 25 direction transduction pathway 30,50 apparatus for correcting, 33,53 determining displacement unit, 42 arm members, 43,63 pressure rollers, 45 work piece holders, 48 measurement sensor 48a contacts, 62 travel mechanisms
The specific embodiment
Below, use description of drawings to be used to implement preferred forms of the present invention.And following embodiment is not that the invention that each claim is related to limits, and in addition, is not limited to all to comprise combination of features illustrated in the present embodiment as solving technological means of the present invention.
(about shaft-like workpiece)
At first, carry out the form of the shaft-like workpiece of the object of correction of the apparatus for correcting that relates to as present embodiment is described.The shaft-like workpiece that present embodiment relates to is the rail track 11 as the track component that uses in the linear motion guide device 10 of straight line guiding shown in Figure 1A and 1B.This linear motion guide device 10 is a device well known in the prior art, and it is as the element parts of the rectilinear motion portion of light mechanically moving correctly.Relevant linear motion guide device 10 constitutes possesses rail track 11 and movable block 13, and this movable block 13 is the ball 12 that is provided with as rotor via a plurality of ... move back and forth the moving body that is installed in freely on the rail track 11.
On the other hand, movable block 13 comprises: the movable block main part 13a that is made of metal material, with respect to a pair of end plate 13b, the 13b that are made of resin material of the both ends of the surface setting of the moving direction of movable block 13a.Load rolling element raceway groove 13c ... respectively with rolling element raceway groove 11a ... corresponding position is arranged on the movable block main part 13a.Rolling element raceway groove 11a by rail track 11 ... and movable block main part 13a goes up the load rolling element raceway groove 13c that forms ... form load rolling element raceway 22, import to a plurality of balls 12 in this path ... load limit rolling is born on the limit.In addition, movable block main part 13a possesses and load rolling element raceway groove 13c ... the non-loaded rolling element raceway 23 that extends in parallel.And, link each non-loaded rolling element raceway 23 ... with each load rolling element raceway 22 ... direction transduction pathway 25 ... be separately positioned on a pair of end plate 13b, the 13b.By a load rolling element raceway 22 and non-loaded rolling element raceway 23 and a pair of direction transduction pathway 25,25 that links them are made up, constituted an Infinite Cyclic path (with reference to Figure 1B).
And, by a plurality of balls 12 ... be set to can be in the Infinite Cyclic path that constitutes by load rolling element raceway 22, non-loaded rolling element raceway 23 and a pair of direction transduction pathway 25,25 Infinite Cyclic, movable block 13 can do relatively reciprocating motion with respect to rail track 11.
In linear motion guide device 10 with said structure, for bearing from a plurality of balls 12 ... the rail track 11 of rolling load, by to comprising the rolling element raceway groove 11a of the track when becoming ball 12 and rolling ... the processing of quenching in interior zone, case hardness is improved, and make it have wearability and life-saving.Though the quenching of being carried out in the time of therefore processing makes the rail track 11 before the completion be subjected to heat affecting, according to this quenching processing conditions, the rail track 11 after can occurring processing produces the situation of distortion.
In addition, shown in Figure 1A, on the whole length of the length direction of rail track 11, be formed with the open pore 11b that a plurality of rail tracks are provided with usefulness with predetermined distance.Described a plurality of open pore 11b utilizes when being provided with of the screw that is used for using in the secure fixation rail track 11, because this open pore 11b adopts instrument such as drilling machine to form, therefore rail track 11 produces distortion sometimes when this hole of processing.
The apparatus for correcting that present embodiment relates to is to be used for high efficiency and to correct described quenching processing accurately and perforate adds the device that the distortion that produces at rail track 11 man-hour is adopted.Below, the concrete structure of the apparatus for correcting that present embodiment is related to describes.In addition, to the shape of the rail track 11 of the shaft-like workpiece that uses Figure 1A and Figure 1B explanation, only illustration known a kind of form, need to prove that the apparatus for correcting that the present invention relates to all can use any type of shaft-like workpiece.
(apparatus for correcting of first embodiment)
Adopt Fig. 2～Fig. 4 that the apparatus for correcting of first embodiment is described.At this, Fig. 2 is the integrally-built outward appearance front view of the apparatus for correcting of expression first embodiment.Fig. 3 is the major part front view of major part that is used to illustrate the apparatus for correcting of first embodiment.In addition, Fig. 4 is the concise and to the point stereogram of elemental motion that is used to illustrate the apparatus for correcting of first embodiment.In addition, for the parts that adopt Figure 1A and Figure 1B explanation, omitted diagram and adopted same names and same-sign to describe.
The apparatus for correcting 30 of first embodiment mainly is to constitute by moving into platform 31, apparatus for correcting main body 41 and taking out of platform 51.As the rail track 11 of object of correction in mounting after move into platform 31, be sent to apparatus for correcting main body 41 by a ground and after accept correcting on the apparatus for correcting main body 41, relocate to and take out of platform 51, and transport following operation to as possessing desirable linear rail track 11.
Move into platform 31 and be provided with motor 32 as drive source, described motor 32 is used for rail track 11 is sent to apparatus for correcting main body 41.Can make by this motor 32 and to be arranged on a plurality of conveying rollers rotation moved on the platform 31 and moving track guide rail 11.In addition, near apparatus for correcting main body 41, be provided with determining displacement unit 33, can measure the displacement of the whole length that is sent to the rail track 11 before apparatus for correcting main body 41 is corrected by this determining displacement unit 33.The displacement of being measured by this determining displacement unit 33 is sent to not shown control computer, is used for improving the efficient of the remedial action that apparatus for correcting main body 41 carries out.
Apparatus for correcting main body 41 as shown in more detail in Figure 3, top position place possesses freely the arm member 42 of rotatablely moving with pivot α in the central.The front end of this arm member 42 is provided with by contacting with rail track 11 and applies pressing force and come the pressure roller 43 as pressing piece that rail track 11 is corrected.Pressure roller 43 is arranged on the front end of arm member 42 with rotation state freely.In addition, under the situation of first embodiment, the front end of arm member 42 constitutes as shown in Figure 3 on one point that the orientation of clock is the home position.Be rotated post exercise arm member 42 and be set at the inevitable direction of its leading section towards an o'clock.But the home position of this arm member 42 can be set at the optional position in not hindering the scope that moves of rail track 11.
In addition, arm member 42 can be that the center is rotated motion with pivot a, and its pivot a constitutes at the upper and lower with the axial quadrature of rail track 11 and moves up freely.That is, arm member 42 constitutes can be when upper and lower moves up, also can be rotated motion at upper-lower position place arbitrarily.Therefore, the size that is applied to the pressing force on the rail track 11 by basis moves pivot a, and makes arm member 42 be rotated motion in the position of the pivot a of hope, thereby can adjust the correct amount with respect to rail track 11.In addition, carry out above-mentioned action by arm member 42, pressure roller 43 limits that are arranged at its leading section are carried out the circular motion limit and are pushed rail track 11, therefore can apply pressing force based on the face contact to rail track 11.
Below arm member 42, be provided with the hold- down roller 44,44 that is used to carry as the rail track 11 of object of correction, the position probing encoder 46 that is used for the work piece holder 45,45 that rail track 11 is fixedly clamped and is used to measure the conveyance position of rail track 11.Hold- down roller 44,44 of She Zhiing and work piece holder 45,45 are configured in the upstream side and the downstream of arm member 42 respectively in pairs.In addition, two parts that are separately positioned on the hold-down roller 44 of upstream and downstream and work piece holder 45 the throughput direction of rail track 11, promptly on the paper left and right directions in Fig. 3 with locate at an arbitrary position to move, fixing mode is separately positioned on the mobile stand 47,47.Under the situation of the apparatus for correcting main body 41 of first embodiment, mobile stand 47,47 preferably can adopt manually and move, fixing, according to as characteristic settings such as the shape of the rail track 11 (shaft-like workpiece) of object of correction and materials in place.
In addition, under the situation of the apparatus for correcting main body 41 of first embodiment, adopt arm member 42 is rotatablely moved above rail track 11, make the upper surface face contacting structure of pressure roller 43 and rail track 11.Promptly, owing to constitute the mode that applies pressing force from the top of rail track 11 (shaft-like workpiece) in vertical direction, therefore constitute the side roller by the hold- down roller 44,44 that is used for delivery track guide rail 11, the side of pushing rail track 11 in the time of the pressing force avoiding being used to correct constitutes the form that can carry out accessible delivery track guide rail 11.In addition, when work piece holder 45,45 is applied on the rail track 11 at the pressing force that is used to correct, keep, trapped orbit guide rail 11 and with pressure roller 43 actings in conjunction that apply pressing force, carry out the rectification of rail track 11, therefore the upper and lower surface that can constitute rail track 11 is fixedly clamped.And, the encoder 46 that position probing is used is set in place the downstream of the work piece holder 45 on the mobile stand 47 in downstream, constitute when can avoiding bearing the rail track 11 of the pressing force that is used to correct, measure the reliable transfer position of rail track 11.
And, in the middle lower position of the mobile stand 47,47 that is separately positioned on upstream and downstream (work piece holder 45,45), and the opposed lower position in position is set is provided with measurement sensor 48 at pass through path and arm member 42 with respect to rail track 11.This measurement sensor 48 possesses with respect to rail track 11 contacts, keeps out of the way contact 48a freely, and is the device of the bending that instrumentation rail track 11 produces in the scope that is fixedly clamped by work piece holder 45,45.
At this, in the apparatus for correcting 30 that first embodiment relates to, as mentioned above, by moving into the determining displacement unit 33 prior displacements of measuring the whole length of the rail track 11 before correcting that platform 31 has.Wherein, this displacement rectification position of being used for determining the position that correct of rail track 11 and finding rail track 11.On the other hand, the deflection that exists in the rail track 11 that work piece holder by measurement sensor 48 instrumentations is 45,45, what be used for finding with rail track 11 rectification degree better, and based on deflection by measurement sensor 48 instrumentations, make the position change of the pivot a of arm member 42, the pressing force that is applied to rail track 11 is adjusted.In addition, these actions are controlled automatically by not shown control computer and are achieved, the i.e. positional information of the displacement that obtains to obtain by control computer (not shown), the track 11 that detects with encoder 46 by the deflection of measurement sensor 48 instrumentations and by position probing etc. by determining displacement unit 33, and carry out the action control of each parts that apparatus for correcting 30 possesses according to these information.In addition, the drive source of the action of each parts of possessing of apparatus for correcting 30 adopts servomotor can realize high-precision action control.
The rail track of being corrected 11 is clamped fixing in the position of regulation by work piece holder 45,45, owing to push by the pressure roller 43 that the top side of position therebetween carries out pushing with the face contact on the circular motion limit, therefore move downwards in the centre position that is subjected to correcting the position that is fixedly clamped of pressing force, and survey from the upstream, position that is fixedly clamped and the downstream is moved upward.That is, be fulcrum with the position that is fixedly clamped by work piece holder 45,45, according to the pressing quantity of pressure roller 43, rail track 11 limits are the bow action limit and are carried out rectification work.This remedial action contacts the method that applies rectification load and compares with the point that passes through the vertical downward direction shown in the prior art, owing to excessive load can be applied on the object of correction thing, therefore the effect of flaw processing can be obtained to be difficult to occur, and fractureing or excessively correcting and cross the beneficial effect in bad order of macrobending of rail track 11 can be obtained for example to be difficult for to produce.
The downstream of the apparatus for correcting main body 41 that relates at first embodiment of above explanation is provided with takes out of platform 51.First embodiment relates to takes out of platform 51 and is made of the free conveyer that free roll row row form, and performance receive correct finish the rail track 11 that the back transports by hold-down roller 44 etc. and concentrate after, be delivered to the effect of following operation.
More than, the component parts of the apparatus for correcting 30 that first embodiment is related to is illustrated.Below, the action of the apparatus for correcting 30 that first embodiment is related to describes.
Be positioned in as object of correction rail track 11 move on the platform 33 after, be arranged on a plurality of conveying rollers of moving on the platform 31 and rotate, and 11 ground of rail track are sent to apparatus for correcting main body 41 by the motor 32 of moving into platform 31 and possessing.At this moment, measure the displacement of the whole length range of the rail track 11 before the rectification of being sent to apparatus for correcting main body 41 by the determining displacement unit 33 that is arranged on the downstream position of moving into platform 31.In addition, this displacement by fax to not shown control computer.
Behind the displacement that control computer (not shown) obtains to measure by determining displacement unit 33, the a certain position that calculates on the rail track 11 should be corrected, and the position of calculating the rail track 11 on apparatus for correcting main body 41, carry out remedial action, and based on this result of calculation the conveying control indication of rail track 11 is given and to move into the hold-down roller 44 that motor 32 that platform 31 possesses and apparatus for correcting 41 possess.
Secondly, 41 pairs of apparatus for correcting main bodys are transferred the rail track 11 that comes and correct (following main with reference to Fig. 3) when being transferred control.In case detect the position of rail track 11 by position probing with encoder 46, then the control by pressure roller 44 grades stops rail track 11 in position, and make the object of correction position be positioned at arm member 42 under.So control calculator (not shown) carries out action command to the upstream that is positioned at the object of correction position and the work piece holder 45,45 in downstream, and the form of the upper and lower surface by roller gripper rail guide rail 11 is fixedly clamped.If rail track 11 is fixedly clamped by a pair of work piece holder 45,45, then measurement sensor 48 make contact 48a with respect to rail track 11 contacts and keep out of the way, the deflection of scope inner orbit guide rail 11 generations that instrumentation fix at anchor clamps., and calculate pressing force with how many degree according to this deflection and be applied on the rail track 11 to well to controlling computer (not shown) by the deflection fax at once of measurement sensor 48 instrumentations.Then, according to this result of calculation, the position of the pivot α of arm member 42 changes, and carries out the adjustment of pressing force that rail track 11 is applied.
If the position of the pivot α of arm member 42 determines, then because arm member 42 is rotated motion, so pressure roller 43 limits of its leading section setting are carried out the circular motion limit and are pushed rail track 11.By as above action, can apply the pressing force that contacts based on face to rail track 11.
If correct, then control computer (not shown) and rail track 11 is moved, and in the whole length range of rail track 11, carry out described remedial action according to the displacement of being measured by determining displacement unit 33 by pressure roller 43.After rectification in the whole length range of rail track 11 finished, the rail track 11 after rectification finishes is delivered to took out of platform 51, and the rectification work of apparatus for correcting 30 finishes.In addition, after the rectification in the whole length range of rail track 11 finishes, adopt 33 definitions ground, determining displacement unit to measure the displacement of rail track 11, thereby can carry out quality determination.At this moment,, then directly rail track 11 is delivered to and takes out of platform 51,, then carry out described remedial action once more if the displacement of rail track 11 does not satisfy specified standard if the displacement of rail track 11 satisfies specified standard.
More than apparatus for correcting 30 that first embodiment is related to be illustrated.But apparatus for correcting of the present invention is not limited to described content, can carry out numerous variations or improvement on this basis.
For example, in the apparatus for correcting 30 that described first embodiment relates to, pressure roller 43 is positioned at the top of rail track 11, and constitutes the pressing force that applies vertical direction from the top of rail track 11.Yet, for pressure roller 43, can also constitute the side that is positioned at rail track 11 (that is, the open pore 11b's that has with rail track 11 runs through the vertical direction of direction), and constitute from the side of rail track 11 and apply pressing force in the horizontal direction.That is, become the apparatus structure of the mode of apparatus for correcting 30 traverses that first embodiment is related to.If have such structure,, therefore has the advantage of the gravity effect in the time that remedial action can being got rid of because the pressing force direction that is used to correct can be not overlapping with gravity direction.
In addition, in the apparatus for correcting 30 that first embodiment relates to, adopt to make arm member 42 carry out 360 ° of structures that rotatablely move, but for this arm member 42, can also adopt the structure (for example 180 ° scope in etc.) of only oscillating motion resemble the pendulum.Even arm member 42 also can be brought into play the identical rectification effect of the apparatus for correcting that relates to first embodiment 30 for the structure of carrying out oscillating motion.
And, in the apparatus for correcting 30 that first embodiment relates to, to have two work piece holders 45,45 and to be configured in a arm member 42 between described two work piece holders 45,45 and the apparatus structure of a measurement sensor 48 is that example is illustrated.Yet, in apparatus for correcting of the present invention, also a plurality of work piece holders can be set, and in a plurality of work piece holders adjacency work piece holder arm member 42 and measurement sensor 48 be set each other.That is, also can in series dispose a plurality of pressure rollers 43 that are used for rectification work, and adopt these 43 pairs of rectangular rail tracks 11 of a plurality of pressure rollers (shaft-like workpiece) to carry out rectification work simultaneously continuously.
Change or the change of carrying out this embodiment on this basis are also contained in the technical scope of the present invention, and brighter and clearer by the record of claim scope.
(apparatus for correcting of second embodiment)
The apparatus for correcting 30 of described first embodiment only possesses a conduct applies the pressing piece of pressing force to rail track 11 by the face contact pressure roller 43.Thereby, in the apparatus for correcting 30 that first embodiment relates to, be merely able to rail track 11 be applied pressing force from a direction (from the top).The apparatus for correcting of second embodiment that the following describes is provided with two conducts and by face contact rail track 11 is applied the pressure roller of the pressing piece of pressing force, possesses simultaneously from both direction or can apply the structure of pressing force respectively from both direction at any time.In addition, the structure and the action of the apparatus for correcting that this second embodiment is related to reference to Fig. 5～Fig. 9 describe, and for the same or analogous parts of parts that adopt Fig. 2～Fig. 4 explanation, adopt prosign and omit explanation it.
At this, Fig. 5 is the integrally-built outward appearance vertical view of the apparatus for correcting that is used to illustrate that second embodiment relates to.In addition, Fig. 6 is the figure that is used to illustrate the structure of moving into platform that the apparatus for correcting of second embodiment possesses, and component (a) is that vertical view, component (b) are front views.In addition, Fig. 7 is an expression three-face view of moving into the formation of the determining displacement unit that platform possesses shown in Figure 6, component (a) expression vertical view, component (b) expression left view, divides Fig. 7 (c) expression rearview.Fig. 8 is the outward appearance vertical view of the apparatus for correcting main body that possesses of the apparatus for correcting that relates to of expression second embodiment.Fig. 9 is that the A of depiction 8 is to the cutaway view of looking.
The apparatus for correcting 50 of second embodiment mainly constitutes by moving into platform 51, apparatus for correcting main body 61 and taking out of platform 71.As the rail track 11 of object of correction be positioned in move on the platform 51 after, a ground is sent to apparatus for correcting main body 61, and after being corrected on the apparatus for correcting main body 61, take out of platform 71 by being delivered to, transport following operation to as the linear rail track 11 that possesses hope.
Be provided with a plurality of conveying rollers 52 on the platform 51 moving into of second embodiment,, rail track 11 can be delivered to apparatus for correcting main body 61 by these a plurality of conveying roller 52 rotations.In addition, as the feature structure of moving into platform 51 that second embodiment relates to, this moves into the determining displacement unit 53 that platform 51 is provided with self-travel type.Determining displacement unit 53 is the parts that use as measurement sensor at second embodiment, and constituting to walk is being arranged on two guide rails 54,54 of moving on the platform 51.The detailed structure of determining displacement unit 53 is installed in pinion 53b and two guide rails 54,54 of leading section of motor reel of the AC servomotor 53a that determining displacement unit 53 has one and goes up the tooth bar that forms and be meshed as shown in Figure 7.In addition, two guide rails 54,54 play a role as the rail track of straight line guiding, by the movable block 53c that is installed in the straight line guiding on this guide rail 54,54 be configured in determining displacement unit 53 below, thereby can realize determining displacement unit 53 level and smooth rectilinear motion on two guide rails 54,54.
And, described can be shown in the component among Fig. 7 (b) from the determining displacement unit 53 of walking, the roller that disposes two sides that can gripper rail guide rail 11 is to 53d, 53d.This roller is to 53d, the 53d parts for the contact 48a same function in the performance and first embodiment, and can drive by working cylinder 53e, can measure as the displacement (deflection) in the whole length range of the rail track 11 of object of correction by two sides of gripper rail guide rail 11.
Moving in the platform 51 of second embodiment, the displacement (deflection) that 53 pairs of the determining displacement unit of the self-travel type by having described structure are delivered in the whole length range of the rail track 11 before the rectification of apparatus for correcting main body 61 is measured.Displacement (deflection) fax of measuring by this determining displacement unit 53 is to not shown control computer, and is used for controlling expeditiously the remedial action in the apparatus for correcting main body 61.
Shown in representing by Fig. 8 is more detailed, apparatus for correcting main body 61 has the travel mechanism 62,62 that amounts to two pressure roller 63,63 of the left and right sides that is separately positioned on the every rail track that transports 11.This travel mechanism 62 for can be in by the two dimensional surface that forms as axial (being the left and right directions of the paper among Fig. 8) of the rail track 11 of shaft-like workpiece and with the orthogonal direction (being the paper above-below direction among Fig. 8) of this axial quadrature mobile parts freely.For its concrete structure, as Fig. 8 and shown in Figure 9, two linear guide 71,71 that rail track by in the axial direction sets and the ball-screw 73 that links with motor 72 as drive source, pressure roller 63 is moved in the axial direction, on the other hand, by have each four up and down of the configuration of the rail track of orthogonal direction, amount to eight linear guide 74 of movable block and the ball-screw 76 that is connected with motor 75 as drive source, can make pressure roller 63 mobile on orthogonal direction.The pressure roller 63 of second embodiment is owing to form with respect to travel mechanism's 62 settings that as above constitute, therefore the mobile combination with orthogonal direction of moving by will be axial can be carried out and the same circular motion of pressure roller 43 on the arm member 42 of being installed in that illustrates in the first embodiment.That is, the pressure roller 63 that relates to for second embodiment, also can with the pressure roller 43 of first embodiment in the same manner, can the limit carry out the circular motion limit and push rail track 11, therefore can apply pressing force to rail track 11 based on the face contact.
In addition, under the situation of the pressure roller 63 that second embodiment relates to,, therefore can carry out more high efficiency rectification work owing to can apply pressing force from the left and right sides direction of the driving guide rail 11 that transports.
With pressure roller 63 opposed positions on be provided with in the axial direction move, fixing a pair of mobile stand 67,67 freely.The support unit 68 that in this mobile stand 67 each is equipped with the conveying help roll 64 of the lower face side that supports the driving guide rail 11 that transports, supporting drives the anti-roll side of guide rail 11 when pressure roller 63 applies pressing force.Carry help roll 64 to constitute free roller, and bear the stable task of keeping the conveying level of rail track 11.On the other hand, support unit 68 is supporting track guide rail 11 when bearing the pressing force that comes from pressure roller 63, and bears with pressure roller 63 actings in conjunction and to be applied to effect on the rail track 11 with correcting load.In addition, the contact site with rail track 11 of support unit 68 constitutes and can follow the pressing force that is subjected to coming from pressure roller 63 and will bend to the side of arc rail track 11 and rotate (with reference to Fig. 8).According to this structure, therefore the pressing force that is used to correct that is applied by 63 pairs of rail tracks 11 of pressure roller can realize high-precision rectification work because can be efficiently and be not applied to rail track 11 lavishly.
In addition, by adopting the amplitude adjustment handle 67b that is provided with via the ball-screw 67a that is arranged on the mobile stand 67,67, can manually move, fixing mobile stand 67,67, thereby can be with mobile stand 67,67 according to being arranged on the optimum position as characteristics such as the shape of the rail track 11 (shaft-like workpiece) of object of correction and materials.
In the apparatus for correcting 50 of second embodiment, when driving pressure roller 63, do not adopt the measurement sensor 48 that uses in first embodiment, and make pressure roller 63 (travel mechanism 62) action according to the displacement of measuring by determining displacement unit 53 (deflection).Like this, the apparatus for correcting 50 of second embodiment is realized the structure that more high efficiency remedial action adopts for maximally utilising the advantage with two pressure rollers 63 (travel mechanism 62), and reduces the structure that deflection adopts for according to the initial displacement of measuring (deflection) two pressure rollers 63 (travel mechanism 62) being moved simultaneously.
In addition, in the apparatus for correcting 50 of second embodiment, action control for each structure member, also carry out automatically by not shown control computer, control computer (not shown) obtains the displacement (deflection) that obtains by determining displacement unit 53, the positional information by the detected rail track 11 of not shown encoder etc., and controls according to the action that these information are carried out each parts that apparatus for correcting 50 possesses.
Be provided with in the downstream of the apparatus for correcting main body 61 of second embodiment of above explanation and take out of platform 71.The platform 71 of taking out of of second embodiment constitutes the free conveyer that forms as free roll row row, and brings into play to be received in and correct the rail track 11 that transports after the end in the apparatus for correcting main body 61, concentrates the effect of conveyance to following operation then.
More than, the structure member of the apparatus for correcting 50 of second embodiment is illustrated.Below, the action of the apparatus for correcting 50 of second embodiment is described.
If be positioned in as the rail track 11 of object of correction and move on the platform 51, then move into a plurality of conveying rollers 52 rotations that are provided with on the platform 51, and 11 ground of rail track are sent to apparatus for correcting main body 61.At this moment, the displacement (deflection) that is sent in the whole length range of the rail track 11 before the rectification of apparatus for correcting main body 61 by 53 pairs of self-travel type determining displacement unit is measured.In addition, this displacement (deflection) fax is to not shown control computer.
After control computer (not shown) obtains the displacement of measuring by determining displacement unit 53 (deflection), calculate rail track 11 a certain positions and should correct which kind of degree, and calculate position and the correct amount that carries out the rail track 11 of remedial action by apparatus for correcting main body 61, will be based on the conveyance instruction fax of the rail track 11 of this result of calculation conveyer parts to conveying roller 52 grades.
Then, apparatus for correcting main body 61 opposite side are transferred the control limit and are transferred the rail track 11 that comes and correct (following main reference Fig. 8).According to the displacement (deflection) that determining displacement unit 53 is measured, travel mechanism 62 limits make pressure roller 63 carry out the circular motion limit rail track 11 are pushed, and carry out rail track 11 is applied the remedial action of the pressing force that contacts based on face.At this moment, two travel mechanisms 62 perhaps correct respectively separately owing to simultaneously the two sides of rail track 11 are corrected, and therefore, can carry out very high efficiency rectification work.
If the rectification in the whole length range of rail track 11 finishes, the rail track 11 after then correcting is sent to takes out of platform 74, the rectification work termination of apparatus for correcting 50.In addition, after the rectification in the whole length range of rail track 11 finishes, use 53 property confirmed ground, determining displacement unit to measure the displacement (deflection) of rail track 11 once more, confirm thereby can carry out quality.At this moment,, then rail track 11 is directly taken out of,, then carry out described remedial action once more if the displacement of rail track 11 (deflection) does not satisfy required standard to taking out of platform 71 if the displacement of rail track 11 (deflection) satisfies required standard.
More than the apparatus for correcting 50 of second embodiment is illustrated.But apparatus for correcting of the present invention is not limited to described content, can carry out multiple variation or improvement on this basis.
For example, in the apparatus for correcting 50 of described second embodiment, pressure roller 63 is positioned at the side of rail track 11, and applies pressing force in the horizontal direction from the side of rail track 11.According to this structure, because the direction of the pressing force that is used to correct can be not overlapping with the direction of gravity, the influence of the gravity in the time of therefore can getting rid of remedial action.But, for the pressure roller 63 of second embodiment, also can constitute the top and the below that are positioned at rail track 11, and apply the pressing force of vertical above-below direction from the above and below of rail track 11.
In addition, pressure roller 43,63 can also constitute the pressing force that rail guide rail 11 is applied the oblique direction with certain angle.
And, in the apparatus for correcting 50 of second embodiment, although illustration utilize the structure be arranged on two pressure rollers 63 in two travel mechanisms 62, quantity is set can also can adopts arbitrary structures of pressure roller for single for a plurality of.
Therefore, for example owing on whole directions of the incline direction up and down by pressure roller being configured in shaft-like workpiece, therefore can realize the apparatus for correcting that the distortion of any direction is corrected.
In addition, in above-mentioned first and second embodiment, although illustrated the example of pressure roller 43,63 as the pressing piece of the rectification of carrying out shaft-like workpiece, as long as but can bring into play the action effect identical with the pressure roller 43,63 of pressing piece of the present invention, adopt the pressing piece of arbitrary form can.For example, also can replace pressure roller 43,63 formulas with respect to axle with the roll roller class of contact of workpiece, use with respect to axle with the rigid body class of the fixed part with circular-arc surface of workpiece sliding-contact formula etc. as pressing piece.
And, for the apparatus structure and the method for operating that illustrate in above-mentioned first and second embodiments, can at random change according to condition such as the shape of shaft-like workpiece and material or according to the be provided with restriction and the cost restriction etc. of equipment.As long as feature of the present invention is promptly carried out the circular motion limit by the pressure roller limit shaft-like workpiece is pushed, shaft-like workpiece is applied the apparatus for correcting that constitutes based on the pressing force of face contact as condition, just can carry out the embodiment of various distortion or the change of control method.
In a nearer in addition step, the shaft-like workpiece that the apparatus for correcting that the present invention relates to can be corrected is not limited to described rail track 11.As long as pressure roller can apply the pressing force based on the face contact, shaft-like workpiece for which kind of form all is fine.
Change or the change of carrying out this embodiment on this basis are also contained in the technical scope of the present invention, and clearer and more definite by the record of claims.
Claims (6)
1. apparatus for correcting possesses:
A plurality of work piece holders that shaft-like workpiece is fixedly clamped at its axial a plurality of somes place;
Possesses the measurement sensor that contacts, keeps out of the way contact freely with described shaft-like workpiece and the deflection of described shaft-like workpiece is carried out instrumentation;
Deflection according to described measurement sensor instrumentation applies pressing force to described shaft-like workpiece, thus the pressing piece that carries out the rectification of described shaft-like workpiece with described work piece holder acting in conjunction,
Described apparatus for correcting is characterised in that,
Described pressing piece carries out the circular motion limit by the limit to be pushed described shaft-like workpiece, and described shaft-like workpiece is applied the pressing force that contacts based on face.
2. apparatus for correcting according to claim 1 is characterized in that,
Described pressing piece is arranged on rotation and moves or wave on the arm member that moves freely.
3. apparatus for correcting according to claim 1 is characterized in that,
Described pressing piece is arranged in the travel mechanism, described travel mechanism by described shaft-like workpiece axially and with the formed two dimensional surface of the orthogonal direction of this axial quadrature on move freely.
4. according to each described apparatus for correcting in the claim 1～3, it is characterized in that,
Described pressing piece constitutes the described pressing force that applies vertical direction from the top of described shaft-like workpiece.
5. according to each described apparatus for correcting in the claim 1～3, it is characterized in that,
Described pressing piece constitutes the described pressing force that applies horizontal direction from the side of described shaft-like workpiece.
6. linear motion guide device has:
Track component;
Move the moving body that is installed in freely on the described track component via a plurality of rolling elements,
Described a plurality of rolling element is arranged in the Infinite Cyclic path of load raceway and non-loaded raceway formation, described load raceway is formed between described track component and the described moving body, described non-loaded raceway is formed in the described moving body with the end that links described load raceway and the mode of the other end
Described linear motion guide device is characterised in that,
Described track component is for having implemented to correct the shaft-like workpiece of processing by each described apparatus for correcting in the claim 1～5.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009-251929 | 2009-11-02 | ||
| JP2009251929A JP5513849B2 (en) | 2009-11-02 | 2009-11-02 | Straightening device, and motion guide device including a member subjected to straightening processing by the straightening device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102179426A true CN102179426A (en) | 2011-09-14 |
| CN102179426B CN102179426B (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010623824.6A Active CN102179426B (en) | 2009-11-02 | 2010-11-02 | Apparatus for correcting and possess and implement by this apparatus for correcting the linear motion guide device of parts correcting processing |
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| JP (1) | JP5513849B2 (en) |
| CN (1) | CN102179426B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103042077A (en) * | 2011-10-15 | 2013-04-17 | 芜湖天佑汽车技术有限公司 | Automobile shock absorber piston rod blank straightening machine |
| CN106964669A (en) * | 2017-03-29 | 2017-07-21 | 嘉善永金金属制品有限公司 | A kind of metal shape material straightening machine |
| CN109550814A (en) * | 2018-11-26 | 2019-04-02 | 毛添星 | A kind of horizontal heavy section steel extruding correction tune type device |
| CN111659767A (en) * | 2020-05-14 | 2020-09-15 | 浙江天骄轴承制造有限公司 | Square rail multi-direction straightener |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5787416B2 (en) * | 2013-01-25 | 2015-09-30 | 東邦チタニウム株式会社 | Reaction vessel straightening device and reaction vessel straightening method using the same |
| JP6604154B2 (en) * | 2015-11-16 | 2019-11-13 | トヨタ自動車株式会社 | Clamping device |
| CN105499321B (en) * | 2016-01-29 | 2018-08-14 | 中山市曙光铝业有限公司 | A kind of aluminum pipe straightener |
| KR101938828B1 (en) * | 2017-03-10 | 2019-01-16 | 대한네트웍스 주식회사 | Method and apparatus for controlling steel bar straightener |
| KR102028002B1 (en) * | 2018-09-10 | 2019-10-04 | 대한네트웍스 주식회사 | Method and apparatus for controlling steel bar straightener |
| CN115090713A (en) * | 2022-05-17 | 2022-09-23 | 福建福耀汽车饰件有限公司 | Sheet metal part correcting tool |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05123753A (en) * | 1991-10-31 | 1993-05-21 | Tokushin Denki Kogyo Kk | Stress relief device for rack bar |
| CN2229312Y (en) * | 1995-10-17 | 1996-06-19 | 王桂信 | Rolling depression finisher made of steel material |
| CN1196779A (en) * | 1996-06-27 | 1998-10-21 | 蒂业技凯株式会社 | Slide guide and its open roller chain |
| CN101184931A (en) * | 2005-05-24 | 2008-05-21 | Thk株式会社 | Motion guide device and method of assembling motion guide device |
| CN201295712Y (en) * | 2008-10-09 | 2009-08-26 | 冠元机械工业股份有限公司 | Leveler structure with manual and automatic double mode |
| JP2009248146A (en) * | 2008-04-08 | 2009-10-29 | Nippon Steel Corp | Method and apparatus for straightening shape steel |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2586099B2 (en) * | 1988-04-30 | 1997-02-26 | 日本精工株式会社 | Long straightening method and straightening device |
| JPH01309724A (en) * | 1988-06-09 | 1989-12-14 | Hitachi Ltd | Straightening machine for longsized shape steel and correcting method by this machine |
| JPH0466220A (en) * | 1990-07-02 | 1992-03-02 | Showa Alum Corp | Method for correcting twist or bent of aluminium material to be extruded and formed |
| JP2003311328A (en) * | 2003-04-25 | 2003-11-05 | Nsk Ltd | Device for straightening bend of wire rod |
-
2009
- 2009-11-02 JP JP2009251929A patent/JP5513849B2/en active Active
-
2010
- 2010-11-02 CN CN201010623824.6A patent/CN102179426B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05123753A (en) * | 1991-10-31 | 1993-05-21 | Tokushin Denki Kogyo Kk | Stress relief device for rack bar |
| CN2229312Y (en) * | 1995-10-17 | 1996-06-19 | 王桂信 | Rolling depression finisher made of steel material |
| CN1196779A (en) * | 1996-06-27 | 1998-10-21 | 蒂业技凯株式会社 | Slide guide and its open roller chain |
| CN101184931A (en) * | 2005-05-24 | 2008-05-21 | Thk株式会社 | Motion guide device and method of assembling motion guide device |
| JP2009248146A (en) * | 2008-04-08 | 2009-10-29 | Nippon Steel Corp | Method and apparatus for straightening shape steel |
| CN201295712Y (en) * | 2008-10-09 | 2009-08-26 | 冠元机械工业股份有限公司 | Leveler structure with manual and automatic double mode |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103042077A (en) * | 2011-10-15 | 2013-04-17 | 芜湖天佑汽车技术有限公司 | Automobile shock absorber piston rod blank straightening machine |
| CN106964669A (en) * | 2017-03-29 | 2017-07-21 | 嘉善永金金属制品有限公司 | A kind of metal shape material straightening machine |
| CN109550814A (en) * | 2018-11-26 | 2019-04-02 | 毛添星 | A kind of horizontal heavy section steel extruding correction tune type device |
| CN111659767A (en) * | 2020-05-14 | 2020-09-15 | 浙江天骄轴承制造有限公司 | Square rail multi-direction straightener |
| CN111659767B (en) * | 2020-05-14 | 2022-03-08 | 浙江天骄轴承制造有限公司 | Square rail multi-direction straightener |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102179426B (en) | 2016-01-20 |
| JP5513849B2 (en) | 2014-06-04 |
| JP2011092990A (en) | 2011-05-12 |
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Effective date of registration: 20160613 Address after: Tokyo, Japan Patentee after: THK Co., Ltd. Patentee after: National Turks Corporation Patentee after: Yamazen Corp. Address before: Tokyo, Japan Patentee before: THK Co., Ltd. Patentee before: Hinotex KK Patentee before: Yamazen Corp. |