CN109262343B - Material centering method and equipment - Google Patents
Material centering method and equipment Download PDFInfo
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- CN109262343B CN109262343B CN201811002017.5A CN201811002017A CN109262343B CN 109262343 B CN109262343 B CN 109262343B CN 201811002017 A CN201811002017 A CN 201811002017A CN 109262343 B CN109262343 B CN 109262343B
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- optical fiber
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- centering
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
- B23Q17/22—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring existing or desired position of tool or work
Abstract
The invention relates to a material centering method and equipment, comprising S1, setting a material set position Q; s2, detecting the front edge position X and the rear edge position Y of the material; s3, calculating a correction value T between the central position W of the material and the established position Q; and S4, adjusting the position of the material according to the correction value T so that the central position W coincides with the established position Q, wherein the centering equipment comprises a conveying device, a detection device and a deviation correction device, the detection device comprises an optical fiber emitter capable of emitting optical fibers, the optical fiber emitter can detect the positions of the front edge and the rear edge of the material, and the deviation correction device receives the detection information and corrects the position of the material through a feeding device. The invention adopts a material centering method and equipment, corrects the position of the material by detecting the front and rear edges of the material, so that the center of the material is superposed with the set position, the processing precision of the material is improved, the consistency of processing on two sides of the material is ensured, and the yield is increased.
Description
Technical Field
The invention relates to the technical field of processing and preparation, in particular to a material centering method and material centering equipment.
Background
In the material course of working among the current, the material needs to pass through many processes, and the material processing of next process receives the dimensional error problem that cuts and bring in the process of last, if use one of them side of material to carry out position adjustment as the benchmark, will appear after the material processing, the asymmetric condition in both sides set position, influences the machining precision.
Disclosure of Invention
The invention aims to provide a material centering method and equipment, which can adjust the center position of a material, ensure the processing consistency of two sides of the material and improve the processing precision.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a material centering method comprises the following steps,
s1, setting a fixed material set position Q;
s2, detecting the front edge position X and the rear edge position Y of the material;
s3, calculating a correction value T between the central position W of the material and the established position Q;
and S4, adjusting the material position according to the correction value T so that the central position W is overlapped with the preset position Q.
In a preferred embodiment, T ═ Q- (X + Y)/2 in step S3.
In a preferred embodiment, the step S2 is performed by using an optical fiber, and the optical fiber is a strip optical fiber.
In a preferred embodiment, the step S2 further includes light quantity detection, the light quantity detection includes measuring a light quantity M when the optical fiber is blocked by the whole material and a light quantity N when the optical fiber is blocked by the edge of the material, respectively, and the X and Y are effective when the measured light quantity L satisfies M > L > N.
The invention also provides material centering equipment which comprises a conveying device, a detection device and a deviation correction device, wherein the detection device comprises an optical fiber emitter capable of emitting optical fibers, when the conveying device conveys materials to pass through the detection device, the optical fiber emitter can detect the positions of the front edge and the rear edge of the materials, the optical fiber emitter can emit strip-shaped optical fibers, and the deviation correction device receives detection information and corrects the position of a correction value between the materials and a fixed preset position through the feeding device.
In a preferred embodiment, the fiber optic transmitter is capable of transmitting a strip of optical fiber.
In a preferred embodiment, the detection device further comprises a fiber receiving end that senses the amount of light reflected from the material.
In a preferred embodiment, the device further comprises a positioning device, the detection device is located between the conveying device and the positioning device, the positioning device comprises a pressing claw, a pressing rod and a fixing plate, the position-corrected material is transferred to the positioning device from the conveying device, and the pressing claw and the pressing rod press the material on the fixing plate under the driving of the moving assembly.
In a preferred embodiment, the positioning device further comprises an operating platform, wherein a sliding groove is formed in the operating platform, the clamping jaw passes through the sliding groove and can move along the sliding groove, and the sliding groove extends from the conveying device to the positioning device.
In a preferred embodiment, the operating platform is provided with two parallel sliding chutes, and two opposite clamping jaws are arranged in each sliding chute.
The invention has the beneficial effects that: the invention adopts a material centering method and equipment, corrects the position of the material by detecting the front and rear edges of the material, so that the center of the material is superposed with the set position, the processing precision of the material is improved, the consistency of processing on two sides of the material is ensured, and the yield is increased.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of one embodiment of a material centering method of the present invention;
FIG. 2 is a schematic structural diagram of an embodiment of the material centering device of the present invention.
Detailed Description
The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and those skilled in the art can obtain other embodiments without inventive effort based on the embodiments of the present invention, and all embodiments are within the protection scope of the present invention. In addition, all the connection/connection relations referred to in the patent do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection auxiliary components according to specific implementation conditions. The technical characteristics of the invention can be combined interactively on the premise of not conflicting with each other.
Referring to fig. 1, the material centering method in this embodiment includes the following steps,
s1, setting a preset position Q of the material;
s2, detecting the front edge position X and the rear edge position Y of the material;
s3, calculating a revised value T between the material center position W and the set position Q;
and S4, adjusting the material position according to the correction value T so that the center position of the material is overlapped with the preset position Q.
The predetermined position Q is an artificially set fixed position and does not change after the material is processed.
The material can detect the material position when moving along the production line, and then adjusts according to its position, all detects the preceding and back of material in this embodiment, and the preceding side that is the material earlier through producing a side of line detection part, and the back is a side that passes through producing a side of line detection part behind the material to obtain position X in the front and the position Y behind.
When the front edge position X and the rear edge position Y are known, the central line position of the material is calculated to be (X + Y)/2, so that the material central position W is (X + Y)/2, and due to uncertainty of material cutting, X and Y are both variables, so W is also a variable.
Since the predetermined position Q and the material center position W are known, the difference between the material center and the predetermined position is Q-W, that is, the correction value T is Q-W, and after the correction value T is adjusted on the position of the material, the material center position W coincides with the predetermined position Q, thereby centering the material.
In the material centering method in the embodiment, the real-time central position of the material is adjusted to coincide with the set position during processing, so that the processing on two sides of the material is symmetrical, the processing precision is high, and the yield is high.
Preferably, in step S2 in this embodiment, optical fiber detection is adopted for both the front edge position X and the rear edge position Y, and a strip optical fiber is adopted, so that burrs are easily detected by the point optical fiber, and a detection error occurs.
Preferably, the step S2 in this embodiment further includes light quantity detection, which includes measuring the light quantity M when the material blocks the optical fiber as a whole and the light quantity N when the material edge blocks the optical fiber, where the light quantity M and the light quantity N are the light quantities reflected by the material received by the receiving end of the optical fiber when the optical fiber irradiates the material as a whole and the material edge, respectively, so that for the same material, the value of M is fixed, if there is a burr on the edge of the material, since the size of the burr is much smaller than the spot size of the optical fiber, N is much smaller than M, it can be known that the light quantity reflected by the edge portion of the material is between M and N, by adjusting the optical fiber parameters, if the light quantity received by the receiving end of the optical fiber is between M and N, it is said that the position is just the edge position of the material, that is the front edge position X or the rear edge position Y, and if the light quantity received by the receiving, when the side line position of the material is not detected by the optical fiber, the material needs to be moved continuously until the detection is finished, or the materials are overlapped, and the like, at the moment, the system alarms, and the staff performs system inspection.
The light quantity detection step can enable the optical fiber detection to ignore the influence of burrs, thereby improving the detection precision of the material position and improving the processing quality.
The T value in step S4 may be positive or negative, and the material is position-repaired according to the specific T value, i.e. adjusted to be close to the predetermined position Q, or adjusted to be far from the predetermined position Q, and the specific operation is performed according to the specific situation of the material.
The invention also provides a material centering device, and referring to fig. 2, the device is provided with a conveying device 100, a detection device 300 and a deviation correcting device (not shown) along the flow direction of the material, the conveying device 100 is provided with a clamping jaw 110 for clamping the material, the position of the material in the transfer process is ensured to be fixed, when the material passes through the detection device 300, the detection device 300 detects the position of the material and sends data to the deviation correcting device, and the deviation correcting device obtains the corrected value of the material according to the data and corrects the position of the material through the conveying device 100.
Specifically, the material centering device in this embodiment is set with a predetermined position, which may be fixed manually and is used as a reference for correcting the position of the material, when the material passes through the detection device 300 under the driving of the conveying device 100, the detection device 300 detects the positions of the front side where the material passes before and the rear side where the material passes after, and transmits the position detection data to the deviation correction device, the deviation correction device obtains the difference between the center position of the material and the predetermined position through the position data, and the conveying device 100 adjusts the position of the material according to the difference, so that the center position of the material coincides with the predetermined position, and the centering of the material is completed.
After the centered materials are processed, the processing positions on the two sides of the materials are symmetrical and accurate, and the production efficiency and the yield are improved.
Preferably, the material centering apparatus in this embodiment further includes a positioning device 200, where the positioning device 200 includes a pressing claw 210 and a fixing plate 230, the pressing claw 210 may press the material on the fixing plate 230 to position the material, or the fixing plate 230 may not be provided, the pressing claw 210 directly presses the material on a processing platform of the material, the material after the position correction moves to the positioning device 200 under the transportation of the transportation device 100, the positioning of the material is realized under the cooperation of the pressing claw 210 and the fixing plate 230, and the material may also move or perform other processes under the action of the positioning device 200.
The positioning device 200 in this embodiment further includes a pressing rod 220 and a moving assembly 240, the pressing rod 220 assists the pressing claw 210 to press the material, so as to ensure the stability of the positioning of the material, and the moving assembly 240 is connected with the pressing rod 220 and the pressing claw 210 and drives the pressing claw 210 and the pressing rod 220 to move, so as to press and release the material.
Preferably, the detecting device 300 in this embodiment is located between the positioning device 200 and the conveying device 100, the detecting device 300 includes an optical fiber emitter 310, the optical fiber emitter 310 can emit a strip-shaped optical fiber, and preferably, the light spot length of the strip-shaped optical fiber is 5mm, when the front and rear edges of the material pass through the strip-shaped optical fiber, the strip-shaped optical fiber can sense the position of the material and record the position, so that the detecting device 300 sends the detection data to the deviation correcting device connected with the detecting device.
The optical fiber emitter 310 in this embodiment further includes an optical fiber receiving end 311, where the optical fiber receiving end 311 receives the strip-shaped opposite-emitting optical fiber emitted by the optical fiber emitter 310, receives the light quantity of the optical fiber reflected by the material, and obtains the position information of the material detection by judging the data of the light quantity, specifically, compares the light quantity reflected by the whole material, the light quantity reflected by the edge of the material, and the measured light quantity to obtain whether the edge position of the material is detected by the optical fiber, so as to improve the detection accuracy of the edge of the material, and further improve the processing effect of the material.
Preferably, the material centering device in this embodiment includes an operation platform 400, the operation platform 400 provides a reference for conveying and positioning the material, the conveying apparatus 100 includes a plurality of clamping jaws 110 for clamping the material, four clamping jaws 110 are provided in this embodiment, deformation and movement of the material due to pulling and tearing of the material during conveying can be avoided through the combined action of the four clamping jaws 110, and the clamping jaws 110 and the fixing plate 230 are both flush with the operation platform 400, so as to facilitate detection and adjustment of the material position.
The operating platform 400 is provided with a sliding chute 410, the clamping jaw 110 can slide in the sliding chute 410 and convey the material to the positioning device 200, and the sliding chute 410 extends from the conveying device 100 to the positioning device 200, so that the structure is compact and the operation is convenient. In this embodiment, the operating platform 400 is provided with two parallel chutes 410, each chute 410 is provided with two opposite clamping jaws 110, the distance and number between the clamping jaws 110 can be adjusted according to actual conditions, and the opposite clamping jaws 110 can enhance the fixation degree of the material.
While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (7)
1. A material centering method is characterized by comprising the following steps,
s1, setting a fixed material set position Q;
s2, detecting the front edge position X and the rear edge position Y of the material by using the strip-shaped optical fibers, wherein the light quantity detection comprises the steps of respectively measuring the light quantity M when the material integrally blocks the optical fibers and the light quantity N when the material edge blocks the optical fibers, and when the measured light quantity L meets the condition that M is larger than L and larger than N, the front edge position X and the rear edge position Y are effective;
s3, calculating a correction value T between the central position W of the material and the established position Q;
and S4, adjusting the material position according to the correction value T so that the central position W is overlapped with the preset position Q.
2. The material centering method according to claim 1, wherein T ═ Q- (X + Y)/2 in step S3.
3. A material centering device is characterized by comprising a conveying device, a detection device and a deviation correction device, wherein the detection device comprises an optical fiber emitter capable of emitting optical fibers, when the conveying device conveys materials to pass through the detection device, the optical fiber emitter can detect the positions of the front edge and the rear edge of the materials, the optical fiber emitter can emit strip-shaped optical fibers, the deviation correction device receives detection information and corrects the position of a correction value between the materials and a fixed set position through a feeding device, and the material centering device further comprises a positioning device, the positioning device comprises a pressing claw and a fixing plate, and the pressing claw and the fixing plate are used for positioning the materials.
4. The material centering apparatus of claim 3, wherein said detecting device further comprises a fiber receiving end, said fiber receiving end being sensitive to an amount of light reflected from said material.
5. The material centering device according to claim 3, wherein the detecting device is located between the conveying device and the positioning device, the positioning device comprises a pressing rod, the position-corrected material is transferred from the conveying device to the positioning device, and the pressing claw and the pressing rod press the material on the fixing plate under the driving of the moving assembly.
6. The material centering device of claim 5, further comprising an operating platform, wherein the operating platform is provided with a sliding groove, the pressing claw passes through the sliding groove and can move along the sliding groove, and the sliding groove extends from the conveying device to the positioning device.
7. The material centering device of claim 6, wherein the operating platform is provided with two parallel chutes, and each of the chutes is provided with two opposite clamping jaws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811002017.5A CN109262343B (en) | 2018-08-30 | 2018-08-30 | Material centering method and equipment |
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| CN201811002017.5A CN109262343B (en) | 2018-08-30 | 2018-08-30 | Material centering method and equipment |
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| CN109262343A CN109262343A (en) | 2019-01-25 |
| CN109262343B true CN109262343B (en) | 2021-04-02 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203740559U (en) * | 2014-01-23 | 2014-07-30 | 深圳市鼎为科技有限公司 | Box cover correction system |
| CN108263838A (en) * | 2018-02-13 | 2018-07-10 | 威海新北洋正棋机器人股份有限公司 | A kind of object method for correcting error and deviation correcting device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5950484A (en) * | 1996-09-26 | 1999-09-14 | Reinhardt Maschinenbau Gmbh | Bending center |
| JP6582552B2 (en) * | 2015-03-03 | 2019-10-02 | 村田機械株式会社 | Plate material processing system and plate material processing method |
| CN105133203B (en) * | 2015-08-14 | 2017-11-24 | 上海威士机械有限公司 | A kind of two steps alignment adjustable type full-automatic industrial sewing machine |
| CN205138431U (en) * | 2015-11-11 | 2016-04-06 | Tcl王牌电器(惠州)有限公司 | Material recognition device and transfer chain of transfer chain |
| CN207528251U (en) * | 2017-09-14 | 2018-06-22 | 陈郁芝 | A kind of optical fiber Deviation rectifier |
| CN207619633U (en) * | 2017-11-17 | 2018-07-17 | 深圳市德业智能股份有限公司 | A kind of material centralising device and sewing machine |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203740559U (en) * | 2014-01-23 | 2014-07-30 | 深圳市鼎为科技有限公司 | Box cover correction system |
| CN108263838A (en) * | 2018-02-13 | 2018-07-10 | 威海新北洋正棋机器人股份有限公司 | A kind of object method for correcting error and deviation correcting device |
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