CN104588447A - Guide rail straightening device - Google Patents
Guide rail straightening device Download PDFInfo
- Publication number
- CN104588447A CN104588447A CN201410831603.6A CN201410831603A CN104588447A CN 104588447 A CN104588447 A CN 104588447A CN 201410831603 A CN201410831603 A CN 201410831603A CN 104588447 A CN104588447 A CN 104588447A
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- CN
- China
- Prior art keywords
- guide rail
- loading head
- rail
- loading
- pressure
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
- B21D3/10—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts between rams and anvils or abutments
Abstract
The invention provides a guide rail straightening device which is used for straightening a guide rail and is characterized by comprising a support part, four abut-against parts, at least two pressure loading parts and a control part, wherein the support part is used for supporting the guide rail; every two abut-against parts are correspondingly arranged on two sides of the guide rail; the pressure loading parts bend the guide rail in the reverse direction to straighten the guide rail; the control part comprises five guide rail side displacement sensors, two loading head side displacement sensors, a calculation part, a judgement part and a control part, the five guide rail side displacement sensors are used for sensing the distances between preset positions and the guide rail, the two loading head side displacement sensors is used for sensing the moving distances of the loading heads, when the guide rail is placed at the support part, the calculation part calculates the initial bending amount of the guide rail and the calculation distances required to be moved by the loading heads for straightening the guide rail on the basis of the sensed distances of the guide rail side displacement sensors, when the movement distance is equal to the calculation distances, the current bending amount of the guide rail is calculated, and the guide rail is straightened when the current bending amount is 0.
Description
Technical field
The present invention relates to a kind of straightener, be specifically related to a kind of guide rail straightener that bending guide rail can be carried out aligning.
Background technology
Guide rail is as the typical shape of one, normal because of External Force Acting in the various process such as rolling, forging, extrusion, transport, variations in temperature and internal force growth and decline and occur bending and deformation; And, because guide rail size is larger, excise a large amount of metal adding man-hour requirement, like this, be easy to cause rail bends to be out of shape.Therefore, flexural deformation straightening process is the inevitable link improving guide rail linearity, and for high-precision guide rail, aligning just seems even more important.
At present, recurvation gag press straightening is a kind of simple, flexible, economic, effective guide rail method for aligning.Usually, when the method generally adopted is aligning by workpiece freely-supported between two fulcrums, workpiece oppositely bends by middle straightening heads, just reaches the object of aligning when reverse Bent mirror is equal with spring-go amount.
But the middle part due to this method middle guide is subject to the effect of concentrfated load, when load acquires a certain degree, easily cause guide rail that excessive local elastic-plastic deformation occurs, guide rail cannot be aligned, and leveling effect is very poor.
Summary of the invention
The present invention carries out to solve the problem, and object is to provide the guide rail straightener that a kind of leveling effect is better, efficiency is higher.
The invention provides a kind of guide rail straightener, for aligning guide rail, there is such feature, comprising: support portion, for supporting guide, four abutting parts, are arranged on the both sides of guide rail between two accordingly, and two abutting parts being positioned at guide rail wherein side, as first group of abutting part, are positioned at two abutting parts of opposite side as second group of abutting part, at least two pressure-loaded portions, be separately positioned between first group of abutting part and second group of abutting part with preset space length, by oppositely bending guide rail thus make guide rail be aligned, each pressure-loaded portion comprises: offer in the side wall of guide rail the T-slot for placing guide rail loading head, to move for drive load head thus the driver element of reverse press-bending guide rail, control part, comprise: five rail-sides displacement transducers, two loading head side displacement transducers, calculating section, judgment part and control section, wherein, five rail-sides displacement transducers are fixed on pre-position, be respectively used to the distance between the corresponding precalculated position of perception and guide rail, two loading head side displacement transducers are fixed on the side of loading head respectively, for the displacement of perception loading head, when guide rail is placed on support portion, the distance that calculating section perceives based on rail-sides displacement transducer also calculates the initial bending amount of guide rail according to predetermined computation rule, and calculate loading head according to this initial bending gauge further and make this guide rail be aligned the calculating distance of required movement, judgment part judges whether displacement is equal with calculating distance, when being judged as equal, control section controlled pressure loading unit playbacks, the distance that calculating section perceives based on current rail-sides displacement transducer further calculates the current amount of bow of guide rail, judgment part judges whether current amount of bow is 0, when being judged as NO, control section controlled pressure loading unit aligns guide rail further based on current amount of bow.
In guide rail straightener provided by the invention, can also have such feature: wherein, pressure-loaded portion also comprises: be positioned at loading head bottom side and fasten the rail plate for guiding loading head movement with this loading head.
In guide rail straightener provided by the invention, such feature can also be had: wherein, control part also comprises display section, and when judgment part judges that current amount of bow is 0, control section controls display section display and represents that guide rail is completed information by the aligning aligned.
The effect of invention
According to guide rail straightener involved in the present invention, because when guide rail is placed on support portion, five rail-sides displacement transducers perceive the distance between guide rail respectively, calculating section calculates the initial bending amount of guide rail according to current distance, and the further guide rail of sening as an envoy to that calculates is aligned the calculating distance of movement needed for loading head, driver element drives at least two loading heads to move respectively, when the displacement of loading head all equals to calculate distance, drive unit drives loading head playbacks, calculating section calculates the current amount of bow of guide rail further, judgment part judges whether current amount of bow is 0, namely, whether guide rail is aligned, so, guide rail straightener of the present invention is aligned guide rail by least two pressure-loaded portions, solve the problem of the local deformation that guide rail occurs in straightening process, make leveling effect better, efficiency is higher.
In addition, owing to having four abutting parts being arranged on guide rail both sides between two accordingly, loading head has the T-slot for placing guide rail, and therefore, the present invention can align from any side guide rail both sides.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiments of the invention middle guide straightener; And
Fig. 2 is along the partial schematic diagram that arrow A direction in Fig. 1 is observed in embodiments of the invention.
Detailed description of the invention
The technological means realized to make the present invention, creation characteristic, reach object and effect is easy to understand, following examples are specifically addressed guide rail straightener of the present invention by reference to the accompanying drawings.
Fig. 1 is the structural representation of embodiments of the invention middle guide straightener.
As shown in Figure 1, in the present embodiment, guide rail straightener 100, for aligning guide rail 200, comprises: abutting part 20, two pressure-loaded portions 30,10, four, support portion and control part 40.
Support portion 10 comprises two brace tables 11, these two brace tables 11 by with the relative setting of preset space length M, for supporting guide 200.
In the present embodiment, the structure of four abutting parts 20 is identical, and only setting position is different.These four abutting parts 20 are arranged on the both sides of guide rail 200 between two accordingly, and these four abutting parts 20 are between two brace tables 11.
Here, to two abutting parts 20 of the wherein side of guide rail 200 be positioned at as first group of abutting part, be positioned at two abutting parts 20 of the opposite side of guide rail 200 as second group of abutting part, this first group of abutting part and second group of abutting part are respectively used to contact with guide rail 200 in corresponding side thus in pressure-loaded portion, 30 pairs of guide rails 200 apply pressure time prop up guide rail 200.Namely, using two abutting parts 20 being positioned in Fig. 1 on the upside of guide rail 200 as first group of abutting part, using two abutting parts 20 being positioned on the downside of guide rail 200 as second group of abutting part.
Two pressure-loaded portions 30 are arranged between first group of abutting part and second group of abutting part by with preset space length L.By two pressure-loaded portions 30 oppositely press-bending guide rail 200 thus make guide rail 200 be aligned.
In the present embodiment, the structure in two pressure-loaded portions 30 is identical, and only setting position is different, is only described one of them pressure-loaded portion 30, omits the explanation to another pressure-loaded portion 30 at this.
Fig. 2 is along the partial schematic diagram that arrow A direction in Fig. 1 is observed in embodiments of the invention.
As shown in Figure 2, pressure-loaded portion 30 comprises: loading head 31, driver element 32 and rail plate 33.
Loading head 31 is offering T-shaped groove 31a in the side wall towards guide rail 200, and this T-shaped groove 31a has transverse groove and cannelure.Transverse groove is consistent with the moving direction of loading head 31, cannelure and transverse groove perpendicular.
Guide rail 200 is horizontally placed in the cannelure of two loading heads 31, and the width of guide rail 200 is less than the width of cannelure, and like this, the protruding 31b of cannelure both sides can apply pressure along the moving direction of loading head 31 to guide rail 200.That is, with the direction of Fig. 1, the first group of abutting part be positioned on the upside of guide rail 200 matches with the protruding 31b on the downside of loading head, achieves upward oppositely press-bending guide rail 200 and then aligning guide rail 200; The second group of abutting part be positioned on the downside of guide rail 200 matches with the protruding 31b on the upside of loading head, achieves down oppositely press-bending guide rail 200 and then aligning guide rail 200.
Driver element 32 is connected with one end of loading head 31, moves for drive load head 31, and then makes loading head 31 oppositely press-bending guide rail 200.
Rail plate 33 is arranged on the below of loading head 31, fastens with two the fixed block 31c be fixed on loading head 31 downside wall, like this, loading head 31 is moved more reposefully.
Again as shown in Figure 1, control part 40 comprises: be the calculating section of display, judgment part, control section and display section in five rail-sides displacement transducers, 41, two loading head side displacement transducers 42 and figure.
Five rail-sides displacement transducers 41 are arranged on pre-position respectively, for the distance between the corresponding precalculated position of perception and guide rail 200.In the present embodiment, as shown in Figure 1, on the position that these five rail-sides displacement transducers 41 are arranged on two abutting parts 20 being positioned on the upside of guide rail 200, two loading heads 31 are positioned at the upside of the guide rail 200 and centre of two loading heads 31 and be positioned at the position of the upside of guide rail 200, by these five location aware to distance can calculate the amount of bow of guide rail 200.
Two loading head side displacement transducers 42 are fixed on the side relative with driver element 32 of two loading heads 31 respectively, are respectively used to the displacement of perception loading head 31.
When guide rail 200 is placed on support portion 10, the distance that calculating section perceives based on five rail-sides displacement transducers 41 also calculates the initial bending amount of guide rail 200 according to predetermined computation rule, and calculates two loading heads 31 according to this initial bending gauge further and make guide rail 200 by the calculating distance of the required movement of aligning.
Judgment part judges whether the displacement of two loading heads 31 that two loading head side displacement transducers 42 perceive is equal with calculating distance, and when being judged as equal, control section controlled pressure loading unit 30 playbacks.Now, the distance that calculating section perceives based on current rail-sides displacement transducer 41 further calculates the current amount of bow of guide rail 200.Judgment part judges current amount of bow, namely judging to deserve whether front curve amount is 0, when being judged as 0, illustrating that guide rail 200 is aligned; When judging not to be 0, calculating section calculates two loading heads 31 further based on current amount of bow makes guide rail 200 by the new calculating distance of the required movement of aligning, control section controlled pressure loading unit 30, based on new calculating distance reverse press-bending guide rail 200 further, namely aligns guide rail 200 further.
When guide rail 200 is by aligning, control section control display section demonstrates and represents that guide rail 200 is completed information by the aligning aligned.
In the present embodiment, calculating section, judgment part and control section are integrated on the controller 50 shown in Fig. 1, the function complete calculating by controller 50, judging and control.In addition, the function computer 60 as shown in Figure 1 of display section has come, and namely, when guide rail 200 is by aligning, the screen of computer demonstrates " guide rail is aligned! " aligning complete information, prompting operator this guide rail 200 is aligned.
The effect of embodiment and effect
Guide rail straightener involved by the present embodiment, because when guide rail is placed on support portion, five rail-sides displacement transducers perceive the distance between guide rail respectively, calculating section calculates the initial bending amount of guide rail according to current distance, and the further guide rail of sening as an envoy to that calculates is aligned the calculating distance of movement needed for loading head, driver element drives at least two loading heads to move respectively, when the displacement of loading head all equals to calculate distance, drive unit drives loading head playbacks, calculating section calculates the current amount of bow of guide rail further, judgment part judges whether current amount of bow is 0, namely, whether guide rail is aligned, so, the guide rail straightener of the present embodiment is aligned guide rail by least two pressure-loaded portions, solve the problem of the local deformation that guide rail occurs in straightening process, make leveling effect better, efficiency is higher.
In addition, owing to having four abutting parts being arranged on guide rail both sides between two accordingly, loading head has the T-slot for placing guide rail, and therefore, the present embodiment can be aligned from any side guide rail both sides.
In the guide rail straightener of the present embodiment, to be arranged on the downside of loading head and the rail plate fastened with loading head because pressure-loaded portion contains, therefore, the present embodiment makes loading head more steady movably, make guide rail stressed evenly.
Above-mentioned embodiment is preferred case of the present invention, is not used for limiting the scope of the invention.
In the present embodiment, pressure-loaded portion is two, and in guide rail straightener provided by the present invention, pressure-loaded portion can also be two or more.
Claims (3)
1. a guide rail straightener, for aligning guide rail, is characterized in that, comprising:
Support portion, for supporting described guide rail;
Four abutting parts, are arranged on the both sides of described guide rail between two accordingly, and two the described abutting parts being positioned at described guide rail wherein side, as first group of abutting part, are positioned at two described abutting parts of opposite side as second group of abutting part;
At least two pressure-loaded portions, be separately positioned between described first group of abutting part and described second group of abutting part with preset space length, by oppositely bending described guide rail thus make described guide rail be aligned, each described pressure-loaded portion comprises: in the side wall towards described guide rail, offer the loading head of the T-slot for placing described guide rail, for driving described loading head to move thus the driver element of the described guide rail that oppositely bends;
Control part, comprises: five rail-sides displacement transducers, two loading head side displacement transducers, calculating section, judgment part and control sections,
Wherein, described five rail-sides displacement transducers are fixed on pre-position, are respectively used to the distance between the corresponding described precalculated position of perception and described guide rail,
Described two loading head side displacement transducers are fixed on the side of described loading head respectively, for the displacement of loading head described in perception,
When described guide rail is placed on described support portion, the described distance that described calculating section perceives based on described rail-sides displacement transducer also calculates the initial bending amount of described guide rail according to predetermined computation rule, and calculate described loading head according to this initial bending gauge further and make this guide rail be aligned the calculating distance of required movement
Described judgment part judges that described displacement calculates apart from whether equal with described, when being judged as equal, described control section controls the playback of described pressure-loaded portion, the described distance that described calculating section perceives based on current described rail-sides displacement transducer further calculates the current amount of bow of described guide rail, described judgment part judges whether described current amount of bow is 0, when being judged as NO, described control section controls described pressure-loaded portion and aligns described guide rail further based on described current amount of bow.
2. guide rail straightener according to claim 1, is characterized in that:
Wherein, described pressure-loaded portion also comprises: be positioned at described loading head bottom side and fasten the rail plate for guiding described loading head movement with this loading head.
3. guide rail straightener according to claim 1, is characterized in that:
Wherein, described control part also comprises display section,
When described judgment part judges that described current amount of bow is 0, described control section controls the display of described display section and represents that described guide rail is completed information by the aligning aligned.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410831603.6A CN104588447A (en) | 2014-12-23 | 2014-12-23 | Guide rail straightening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410831603.6A CN104588447A (en) | 2014-12-23 | 2014-12-23 | Guide rail straightening device |
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| Publication Number | Publication Date |
|---|---|
| CN104588447A true CN104588447A (en) | 2015-05-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410831603.6A Pending CN104588447A (en) | 2014-12-23 | 2014-12-23 | Guide rail straightening device |
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| CN (1) | CN104588447A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107127225A (en) * | 2017-05-12 | 2017-09-05 | 南京理工大学 | A kind of elevator based on experts database technology is led from dynamic rail method for aligning |
| EP3225320A1 (en) * | 2016-04-02 | 2017-10-04 | MSG Maschinenbau GmbH | Device and method for measuring the straightness of a rod-shaped workpiece |
| CN109317539A (en) * | 2018-09-28 | 2019-02-12 | 广东凯特精密机械有限公司 | A kind of aligning method and coalignment and guide rail straightener using this method |
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2014
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3225320A1 (en) * | 2016-04-02 | 2017-10-04 | MSG Maschinenbau GmbH | Device and method for measuring the straightness of a rod-shaped workpiece |
| CN107127225A (en) * | 2017-05-12 | 2017-09-05 | 南京理工大学 | A kind of elevator based on experts database technology is led from dynamic rail method for aligning |
| CN107127225B (en) * | 2017-05-12 | 2018-09-25 | 南京理工大学 | A kind of cage guide automatic flattening method based on experts database technology |
| CN109317539A (en) * | 2018-09-28 | 2019-02-12 | 广东凯特精密机械有限公司 | A kind of aligning method and coalignment and guide rail straightener using this method |
| CN109317539B (en) * | 2018-09-28 | 2020-01-31 | 广东凯特精密机械有限公司 | guide rail straightening machine |
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Application publication date: 20150506 |