CN116572300B - Transmission belt cutting machine with deviation correcting function and deviation correcting method - Google Patents
Transmission belt cutting machine with deviation correcting function and deviation correcting method Download PDFInfo
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- CN116572300B CN116572300B CN202310851499.6A CN202310851499A CN116572300B CN 116572300 B CN116572300 B CN 116572300B CN 202310851499 A CN202310851499 A CN 202310851499A CN 116572300 B CN116572300 B CN 116572300B
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- 238000005520 cutting process Methods 0.000 title claims abstract description 138
- 238000000034 method Methods 0.000 title claims abstract description 22
- 230000005540 biological transmission Effects 0.000 title claims description 16
- 238000012937 correction Methods 0.000 claims abstract description 25
- 239000000463 material Substances 0.000 claims description 12
- 230000008602 contraction Effects 0.000 description 12
- 238000010586 diagram Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 230000003028 elevating effect Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
- B26D1/12—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis
- B26D1/14—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter
- B26D1/157—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a movable axis
- B26D1/18—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a movable axis mounted on a movable carriage
- B26D1/185—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a movable axis mounted on a movable carriage for thin material, e.g. for sheets, strips or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/08—Means for treating work or cutting member to facilitate cutting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/08—Means for treating work or cutting member to facilitate cutting
- B26D7/14—Means for treating work or cutting member to facilitate cutting by tensioning the work
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/08—Means for treating work or cutting member to facilitate cutting
- B26D2007/082—Guiding or pushing a web into a favorable position by deflector means
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Abstract
The application discloses a driving belt cutting machine with a correction function and a correction method, comprising the following steps: a frame; a cutting spindle mounted on the frame; a knife rest assembly movably mounted on the frame and positioned above the cutting spindle; the tensioning mechanism is movably arranged on the frame and positioned below the cutting main shaft; the tensioning mechanism comprises a deviation correcting device and a tensioning roller arranged on the deviation correcting device; the tensioning roller and the cutting main shaft are fixedly provided with a belt cylinder together, and the belt cylinder is tensioned when the tensioning mechanism moves in a direction away from the cutting main shaft; the deviation correcting device adjusts the angle between the cutting spindles of the tensioning roller so as to correct the belt cylinder, and the tool rest assembly moves towards the cutting spindles and is abutted to the belt cylinder to cut. According to the application, the angle between the tension roller and the cutting main shaft can be adjusted by controlling the deviation correcting device so as to correct the belt cylinder, so that the belt cylinder can be effectively positioned, automatic deviation correction is realized, and the automation degree of the cutting machine is improved.
Description
Technical Field
The application relates to the technical field of manufacturing of driving belts, in particular to a driving belt cutting machine with a correction function and a correction method of the driving belt cutting machine.
Background
In recent years, the development of the novel transmission belt is rapid due to the excellent performance, such as a trimming V belt, a V-ribbed belt and a synchronous belt, and the novel transmission belt is widely applied to industries of automobiles, textiles, industrial machinery, household appliances, agricultural machinery and the like, and partially replaces chain transmission and gear transmission in some equipment, so that the novel transmission belt becomes the main direction of the development of the rubber transmission belt.
In the production process of the transmission belt, the belt drums are required to be cut equidistantly by adopting a transmission belt cutting machine according to the requirements of customers, so that the annular transmission belt with consistent width is formed. In the drive belt cutting procedure, the belt cylinder needs to be tensioned firstly, but in the process of tensioning the belt cylinder, the adjustment of the position of the belt cylinder is very important, if the belt cylinder cannot be positioned effectively all the time, the cutting precision and the quality can be affected, and the product stability and the production efficiency are reduced.
A cutting device with deviation correcting function as described in application number 202223438063.4, wherein the coiled material is conveyed along a cutting table through two rollers, and two limiting plates block the limiting coiled material to prevent dislocation and deviation of the coiled material; although the device realizes the correction function, the device can not achieve good correction effect for the soft transmission belt.
In addition, as described in application number 202010281771.8, the multifunctional automatic grinding and cutting production line for the rubber belt corrects the deviated rubber belt by a deviation correcting device before grinding and cutting, so that the processing precision is improved; however, the deviation correcting device has complicated structure and a plurality of manufacturing and mounting procedures, occupies a large space, and can cause the overall structure of the device to be too complex.
Therefore, there is a need to provide a new way to solve the above technical problems.
Disclosure of Invention
Aiming at the defects of the prior art, the application aims to provide the driving belt cutting machine with the deviation rectifying function, which can realize the automatic tensioning function of the cutting machine, and can rectify the deviation of the belt cylinder by controlling the deviation rectifying device to adjust the angle between the tensioning roller and the cutting main shaft, so that the cutting position of the belt cylinder can be adjusted, the belt cylinder can be effectively positioned, the automatic deviation rectifying function of the cutting machine is realized, and the automation degree of the cutting machine is improved.
The technical scheme of the application is summarized as follows:
a belt cutter with correction function, comprising:
a frame;
a cutting spindle mounted on the frame;
a carriage assembly movably mounted to the frame and positioned above the cutting spindle;
a tensioning mechanism movably mounted on the frame and positioned below the cutting spindle; the tensioning mechanism comprises a deviation correcting device and a tensioning roller arranged on the deviation correcting device; wherein,,
the tensioning roller and the cutting main shaft are fixedly provided with a belt cylinder together, and the belt cylinder is tensioned when the tensioning mechanism moves in a direction away from the cutting main shaft;
and after the deviation correcting device adjusts the angle between the tension roller and the cutting main shaft to correct the deviation of the belt cylinder, the tool rest assembly moves towards the cutting main shaft and is abutted to the belt cylinder to cut.
Preferably, the deviation rectifying device includes:
the base can be installed on the frame in a vertical moving way;
the deviation rectifying frame is positioned on the base, and the tensioning roller is arranged on the deviation rectifying frame;
the guide assembly is arranged between the base and the deviation correcting frame;
the deviation correcting frame is rotationally connected with the base through the guide assembly; and the position of the tension roller is adjusted by controlling the deviation rectifying frame to rotate, so that deviation of the belt drum is rectified.
Preferably, the deviation rectifying device further includes: a driving member mounted on the base; and the power output end of the driving piece is connected with the deviation rectifying frame and is used for driving the deviation rectifying frame to rotate relative to the base.
Preferably, the guide assembly comprises a guide wheel assembly and an arc-shaped guide rail; wherein,,
the guide wheel assembly is fixedly connected with the base;
the arc-shaped guide rail is fixedly connected with the deviation rectifying frame;
when the deviation rectifying frame is driven to rotate, the guide wheel assembly slides along the arc-shaped guide rail to limit a rotating path of the deviation rectifying frame relative to the base.
Preferably, the guide wheel assembly comprises a guide wheel frame, and a first guide wheel and a second guide wheel which are arranged on the guide wheel frame; wherein,,
the guide wheel frame is fixedly connected with the base;
the first guide wheel is embedded in the guide wheel frame;
the second guide wheel is arranged on the surface of one side, close to the arc-shaped guide rail, of the guide wheel frame;
when the guide wheel assembly slides along the arc-shaped guide rail, the first guide wheel slides on the surface of the arc-shaped guide rail, and the second guide wheel slides in the guide groove of the arc-shaped guide rail.
Preferably, the method comprises the steps of: at least two the direction subassembly, two the direction group symmetry divide to be located the upside and the downside of rectifying the frame.
Preferably, one end of the tensioning roller is provided with a rotating frame, and a telescopic shaft is arranged at a position corresponding to the deviation correcting frame; wherein,,
when the rotating frame rotates to the telescopic shaft, the telescopic shaft is controlled to extend and retract so as to lock and unlock the rotating frame.
Preferably, the method further comprises: the screw rod lifting device is arranged on the frame; and the screw rod lifting device is assembled with the tensioning mechanism to drive the tensioning mechanism to move up and down, so that multi-position adjustment is realized.
Preferably, the tool rest assembly comprises:
a cutter for cutting the tape cartridge;
the lifting device is used for fixedly mounting the cutting knife;
a transverse screw rod moving device assembled with the lifting device;
the lifting device drives the cutting knife to move along the vertical direction, and the transverse screw rod moving device drives the lifting device to move along the horizontal direction so as to adjust the position of the cutting knife.
Preferably, the cutting knife adopts a circular knife blade; when the cutting main shaft drives the belt cylinder to rotate, the cutting knife cuts the belt cylinder along the direction perpendicular to the cutting main shaft.
The application also provides a correction method of the driving belt cutting machine, which comprises the following steps of controlling the driving belt cutting machine with the correction function to execute:
acquiring material parameters and cutting parameters of a belt cylinder of the transmission belt; wherein the material parameters at least comprise a tape cylinder thickness T and a tape cylinder width B, and the cutting parameters at least comprise a cutting width and a tensioning force;
determining the minimum expansion amplitude and the maximum expansion amount of a driving piece of the deviation correcting device according to the material parameters and the cutting parameters;
determining the adjustment range of the driving piece to the deviation correcting frame of the deviation correcting device based on the minimum telescopic amplitude and the maximum stretching out quantity;
the driving piece is controlled to stretch and retract so as to push and pull the deviation rectifying frame in the adjusting range, thereby adjusting the angle between the tensioning roller and the cutting main shaft and realizing deviation rectifying of the belt cylinder of the driving belt.
Preferably, the method further comprises: configuring an offset sensor to detect whether the belt drum generates offset in the cutting process;
and if the offset is detected, correspondingly correcting the minimum expansion amplitude and the maximum expansion amount of the driving piece after the current cutting process is finished, and correcting again.
Compared with the prior art, the application has the beneficial effects that:
the application provides a driving belt cutting machine with a deviation correcting function, which is characterized in that a tensioning mechanism is controlled to move so as to drive a tensioning roller to tension a belt cylinder, so that the automatic tensioning function of the cutting machine is realized; the angle between the tensioning roller and the cutting main shaft is adjusted by controlling the deviation correcting device to correct the deviation of the belt cylinder, so that the cutting position of the belt cylinder is adjusted, the belt cylinder can be effectively positioned, the automatic deviation correcting function of the cutting machine is realized, the automation degree of the cutting machine is improved, and the accuracy and the quality of the belt cylinder cut by the cutter rest assembly are ensured, and the product stability is improved; in addition, the tensioning mechanism is formed by integrally arranging the tensioning roller and the deviation correcting device, so that the structure and layout rationality of the cutting machine are effectively optimized, and the effects of simplifying the working procedures and improving the production efficiency are achieved.
The foregoing description is only an overview of the present application, and is intended to provide a better understanding of the present application, as it is embodied in the following description, with reference to the preferred embodiments of the present application and the accompanying drawings. Specific embodiments of the present application are given in detail by the following examples and the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute a limitation on the application. In the drawings:
FIG. 1 is a schematic diagram of the whole structure of a cutting machine according to the present application;
FIG. 2 is a schematic diagram of the whole structure of the cutting machine according to the present application;
FIG. 3 is a schematic diagram of an assembly structure of a tensioning mechanism and a screw lifting device in the application;
FIG. 4 is a schematic view of an assembled structure of a cutting spindle and a bracket mechanism according to the present application;
FIG. 5 is a schematic diagram of a deviation correcting device according to the present application;
FIG. 6 is a schematic diagram of a deviation correcting device according to the present application;
FIG. 7 is an enlarged view at A of FIG. 6;
FIG. 8 is a schematic diagram illustrating an assembly of a guide wheel assembly and an arcuate guide rail in accordance with the present application;
FIG. 9 is a schematic view of an assembled structure of a first guide pulley and a guide pulley frame according to the present application;
FIG. 10 is a schematic diagram of an assembled structure of a second idler and a frame according to the present application;
FIG. 11 is a schematic view of the carriage assembly of the present application;
FIG. 12 is a schematic view of a positioning mechanism according to the present application;
fig. 13 is a flow chart of a deviation rectifying method of the belt cutter according to the present application.
In the figure: 1. a cutting machine;
10. a frame;
20. cutting a main shaft; 21. a spindle drive;
30. a carriage assembly; 31. a cutting knife; 32. a lifting device; 33. a transverse screw rod moving device;
40. a tensioning mechanism; 41. a deviation correcting device; 411. a base; 4111. a side plate; 4112. a bottom plate; 412. a deviation rectifying frame; 413. a guide assembly; 41301. an upper guide assembly; 41302. a lower guide assembly; 4131. a guide wheel assembly; 41311. a guide wheel frame; 413111, through slots; 413112, grooves; 41312. the first guide wheel; 413121, a first guide wheel rolling surface; 41313. the second guide wheel; 413131, a second guide wheel rolling surface; 41314. a first idler shaft; 41315. a second guide wheel shaft; 4132. an arc-shaped guide rail; 41321. a guide groove; 41322. a guide surface; 4133. a protective cover; 4134. a supporting plate; 414. a driving member; 4141. a fixing part; 4142. a telescopic part; 42. a tension roller; 43. a rotating frame; 44. a telescopic shaft; 45. a fixed sleeve;
50. a screw rod lifting device; 51. a linear guide rail; 52. a ball screw; 53. a servo motor;
60. a bracket mechanism; 61. a bracket; 611. a jacking portion; 62. a telescopic rod; 63. a moving plate; 64. a slide rail;
70. a positioning mechanism; 71. a press roller; 72. a moving assembly;
2. a belt cylinder.
Detailed Description
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the application. All other examples, which a person of ordinary skill in the art would obtain without undue burden based on the embodiments of the application, are within the scope of the application.
In the drawings, the shape and size may be exaggerated for clarity, and the same reference numerals will be used throughout the drawings to designate the same or similar components.
In the following description, terms such as center, thickness, height, length, front, back, rear, left, right, top, bottom, upper, lower, etc. are defined with respect to the configuration shown in the drawings, and in particular, "height" corresponds to the top-to-bottom dimension, "width" corresponds to the left-to-right dimension, and "depth" corresponds to the front-to-back dimension, are relative concepts, and thus may vary accordingly depending on the location and use of the terms, and therefore these or other orientations should not be interpreted as limiting terms.
Terms (e.g., "connected" and "attached") referring to an attachment, coupling, etc., refer to a relationship wherein these structures are directly or indirectly secured or attached to one another through intervening structures, as well as both movable or rigid attachments or relationships, unless expressly described otherwise.
Example 1
An embodiment of the present application provides a driving belt cutter with a deviation correcting function, as shown in fig. 1 to 12, including:
a frame 10;
a cutting spindle 20 mounted on the frame 10;
a carriage assembly 30 movably mounted to the frame 10 above the cutting spindle 20;
a tensioning mechanism 40 movably mounted on the frame 10 and located below the cutting spindle 20; the tensioning mechanism 40 comprises a deviation rectifying device 41 and a tensioning roller 42 arranged on the deviation rectifying device 41; wherein,,
the tensioning roller 42 is fixedly provided with the belt drum 2 together with the cutting main shaft 20, and the belt drum 2 is tensioned when the tensioning mechanism 40 moves in a direction away from the cutting main shaft 20;
after the deviation rectifying device 41 adjusts the angle between the tensioning roller 42 and the cutting spindle 20 to rectify the deviation of the tape cylinder 2, the knife rest assembly 30 moves towards the cutting spindle 20 and abuts against the tape cylinder 2 to cut.
The automatic tensioning function of the cutting machine 1 is realized by controlling the tensioning mechanism 40 to move so as to drive the tensioning roller 42 to tension the belt drum 2; the angle between the tensioning roller 42 and the cutting main shaft 20 is adjusted by controlling the deviation correcting device 41 to correct the deviation of the belt drum 2, so that the cutting position of the belt drum 2 is adjusted, the belt drum 2 can be effectively positioned, the automatic deviation correcting function of the cutting machine 1 is realized, the automation degree of the cutting machine 1 is improved, and the accuracy and quality of the cutter rest assembly 30 for cutting the belt drum 2 are ensured, and the product stability is improved; in addition, the tensioning mechanism 40 is formed by integrally arranging the tensioning roller 42 and the deviation correcting device 41, so that the structure and layout rationality of the cutting machine 1 are effectively optimized, and the effects of simplifying the process and improving the production efficiency are achieved.
Further, as shown in fig. 2 and 4, one end of the cutting spindle 20 is connected with a spindle driving device 21, and the other end is assembled with a bracket mechanism 60; when the spindle driving device 21 drives the cutting spindle 20 to rotate, the cutting spindle 20 drives the transmission belt to move, and the bracket mechanism 60 is used for locking and supporting the end of the cutting spindle 20.
Specifically, the bracket mechanism 60 is mounted on the frame 10, and the bracket mechanism 60 includes a bracket 61, a telescopic rod 62, a moving plate 63, and a slide rail 64; wherein,,
the bracket 61 is fixedly mounted at the end of the moving plate 63, and a jacking portion 611 extends from the end of the bracket 61, and the jacking portion 611 is used for supporting the cutting spindle 20;
the moving plate 63 is movably connected with the frame 10 through the sliding rail 64;
the telescopic rod 62 is mounted on the frame 10 and positioned at one side of the moving plate 63, and the end part of the telescopic rod 62 is connected with the moving plate 63;
when the telescopic rod 62 is controlled to extend and retract, the telescopic rod 62 drives the moving plate 63 to slide along the sliding rail 64, so that the jacking part 611 is driven to lock and unlock the end part of the cutting main shaft 20;
the arrangement is beneficial to positioning the belt cylinder 2, preventing the belt cylinder 2 from falling out of the cutting main shaft 20 in the moving process, and facilitating the installation and the removal of the belt cylinder 2; convenient operation and simple structure.
In one embodiment, as shown in fig. 3 and fig. 5-10, the deviation rectifying device 41 includes:
a base 411 mounted to the frame 10 so as to be movable up and down;
a deviation rectifying frame 412, which is located on the base 411, and the tensioning roller 42 is installed on the deviation rectifying frame 412;
a guide assembly 413 mounted between the base 411 and the deviation rectifying frame 412;
wherein, the deviation correcting frame 412 is rotatably connected with the base 411 through the guiding component 413; the deviation rectifying frame 412 is controlled to rotate so as to adjust the position of the tensioning roller 42, thereby rectifying deviation of the belt drum 2.
Further, the deviation rectifying device 41 further includes: a driving member 414 mounted on the base 411; and the power output end of the driving member 414 is connected to the deviation rectifying frame 412, so as to drive the deviation rectifying frame 412 to rotate relative to the base 411.
Specifically, the base 411 is L-shaped, and includes a side plate 4111 and a bottom plate 4112, where the side plate 4111 is slidably connected to the frame 10, and the bottom plate 4112 is used for installing the deviation correcting frame 412 and the guide assembly 413; the driving member 414 includes a fixing portion 4141 and a telescopic portion 4142, wherein the fixing portion 4141 is fixedly connected with the side plate 4111, and the telescopic portion 4142 extends out of the side plate 4111 and extends along a direction perpendicular to the deviation correcting frame 412 to be fixedly connected with the deviation correcting frame 412; when the driving piece 414 controls the extension and retraction of the telescopic part 4142, the deviation correcting frame 412 is driven to swing back and forth; it should be appreciated that the angle of rotation of the offset bracket 412 may be controlled by controlling the amount by which the telescoping portion 4142 of the actuator 414 is extended and retracted.
In one embodiment, the guide assembly 413 includes a guide wheel assembly 4131 and an arcuate guide rail 4132; wherein,,
the guide wheel assembly 4131 is fixedly connected with the base 411;
the arc-shaped guide rail 4132 is fixedly connected with the deviation rectifying frame 412;
when the deviation rectifying frame 412 is driven to rotate, the guide wheel assembly 4131 slides along the arc-shaped guide rail 4132 to limit a rotating path of the deviation rectifying frame 412 relative to the base 411.
Further, the idler assembly 4131 includes a frame 41311, a first idler 41312 and a second idler 41313 mounted to the frame 41311; wherein,,
the guide wheel frame 41311 is fixedly connected with the base 411;
the first guide wheel 41312 is embedded in the guide wheel frame 41311;
the second guide wheel 41313 is mounted on the surface of the wheel frame 41311 near one side of the arc-shaped guide rail 4132;
as the guide wheel assembly 4131 slides along the arcuate guide rail 4132, the first guide wheel 41312 slides over the surface of the arcuate guide rail 4132 and the second guide wheel 41313 slides within the guide slot 41321 of the arcuate guide rail 4132.
Further, the arc guide rail 4132 is in an arc plate structure, the arc guide rail 4132 is fixedly mounted on the upper surface of the deviation correcting frame 412 by a fastener, the guide groove 41321 is formed along the outer contour of the plate structure, and a guide surface 41322 for sliding the first guide wheel 41312 is formed on the arc guide rail 4132; when the driving member 414 adjusts the deviation correcting frame 412, the first guide roller rolling surface 413121 of the first guide roller 41312 rolls on the guide surface 41322, and the second guide roller rolling surface 413131 of the second guide roller 41313 rolls on both side walls of the guide groove 41321.
The guide wheel frame 41311 is also in a plate-shaped structure and is positioned on the upper side of the arc-shaped guide rail 4132; a plurality of through grooves 413111 are uniformly distributed on the guide wheel frame 41311, and the first guide wheel 41312 is arranged in the through groove 413111; specifically, first guide wheel 41312 is mounted to said guide wheel frame 41311 by a first guide wheel shaft 41314, and first guide wheel shaft 41314 is penetrated by a side wall of guide wheel frame 41311 to be assembled with a first guide wheel 41312 located inside guide wheel frame 41311; second guide pulley 41313 is mounted to the guide pulley frame 41311 by a second guide pulley shaft 41315, and in particular, a second guide pulley shaft 41315 penetrates from a direction perpendicular to the upper surface of the guide pulley frame 41311 to be assembled with the second guide pulley 41313 positioned on the lower surface of the guide pulley frame 41311, preferably, the upper surface of the guide pulley frame 41311 is further formed with a groove 413112, and the groove 413112 forms a mounting position of the second guide pulley shaft 41315.
The structure in this embodiment is beneficial to stability of the assembly structure of the first guide wheel 41312 and the second guide wheel 41313, so as to ensure smooth and accurate guiding of the rotation of the deviation correcting frame 412, and is beneficial to improving the adjustment accuracy of the deviation correcting device 41.
Further, as shown in fig. 3 and 5, the guide assembly 413 is provided with a protective cover 4133, and in particular, the protective cover 4133 covers the upper surface of the guide frame 41311 to protect the first guide wheel 41312 and the second guide wheel 41313, so as to prevent dust and debris from entering the guide wheel assembly 4131 to affect the smooth operation and adjustment accuracy of the deviation correcting device 41.
Further, as shown in fig. 3, at least two guide assemblies 413 are symmetrically disposed on the upper side and the lower side of the deviation correcting frame 412. Specifically, the upper guide assembly 41301 and the lower guide assembly 41302 are included, wherein the upper side of the lower guide assembly 41302 is connected with the deviation correcting frame 412, and the lower side is connected with the bottom plate 4112 of the base 411; the upper side of the upper guide component 41301 is connected with a side plate 4111 of the base 411 through a supporting plate 4134, and the lower side is connected with the deviation correcting frame 412; the guide assemblies 413 are arranged on the upper portion and the lower portion of the deviation rectifying frame 412, so that stable support is formed for the deviation rectifying frame 412, and the accuracy of adjustment of the deviation rectifying device 41 can be further guaranteed.
In an embodiment, as shown in fig. 5 and fig. 6, a rotating frame 43 is disposed at one end of the tensioning roller 42, and a telescopic shaft 44 is disposed at a position corresponding to the deviation correcting frame 412; wherein,,
when the rotating frame 43 rotates to the telescopic shaft 44, the telescopic shaft 44 is controlled to extend and retract to lock and unlock the rotating frame 43.
Further, the telescopic shaft 44 is located between the deviation rectifying frame 412 and the base 411 and is fixed on the back side of the deviation rectifying frame 412, and the deviation rectifying frame 412 is provided with a fixing sleeve 45 matched with the rotating frame 43; when the rotating frame 43 rotates to be clamped with the fixed sleeve 45, the telescopic shaft 44 penetrates through the fixed sleeve 45 to lock the rotating frame 43.
The structure in this embodiment is advantageous in rapidly locking and unlocking the tension roller 42 to facilitate rapid installation of the tape cartridge 2, simplify the cutting process, improve the work efficiency, and improve the degree of automation of the cutter 1 while optimizing the structure of the cutter 1.
In one embodiment, as shown in fig. 3, further comprising: a screw elevating device 50 mounted on the frame 10; and the screw rod lifting device 50 is assembled with the tensioning mechanism 40 to drive the tensioning mechanism 40 to move up and down, so that multi-position adjustment is realized.
Further, the screw elevating device 50 includes a linear guide rail 51, a ball screw 52, and a servo motor 53; wherein,,
the ball screw 52 is assembled with the output shaft of the servo motor 53;
at least two linear guide rails 51 are symmetrically installed at both sides of the ball screw 52;
wherein, the ball screw 52 is assembled with the back side of the base 411 of the deviation rectifying device 41 to drive the deviation rectifying device 41 to move up and down; the base 411 is slidably connected with the linear slide rail 64 through a slider, so as to form a guiding and positioning structure in the process of controlling the deviation correcting device 41 to move by the servo motor 53.
In one embodiment, as shown in connection with fig. 2 and 12, further comprising: a positioning mechanism 70 fixed to the frame 10 and located beside the cutting spindle 20; the positioning mechanism 70 comprises a pressing roller 71 and two moving assemblies 72; wherein,,
the moving components 72 are fixed with the frame 10, and the two moving components 72 are fixedly connected with two ends of the press roller 71 respectively;
when the moving component 72 controls the pressing roller 71 to move, the pressing roller 71 can be close to the cutting main shaft 20 to tightly prop the belt drum 2 on the cutting main shaft 20, so that the belt drum 2 is always and effectively positioned, and the accuracy and the cutting quality of the cutting procedure of the cutting machine 1 are ensured.
In one embodiment, as shown in FIG. 11, the carriage assembly 30 includes:
a cutter 31 for cutting the tape cartridge 2;
a lifting device 32 for fixedly mounting the cutter 31;
a lateral screw moving device 33 assembled with the elevating device 32;
wherein, elevating gear 32 drives the cutting knife 31 moves along vertical direction, the horizontal lead screw mobile device 33 drives elevating gear 32 moves along the horizontal direction to adjust the cutting knife 31 position, realize the multi-position adjustment of cutting knife 31, controllable realization multiple specification's drive belt's cutting, optimize the automation of cutting machine 1.
Further, the cutter 31 is a circular cutter blade; when the cutting spindle 20 drives the tape cartridge 2 to rotate, the cutter 31 cuts the tape cartridge 2 in a direction perpendicular to the cutting spindle 20.
Example 2
The embodiment of the application also provides a correction method of the driving belt cutting machine, which is shown in fig. 1 and 13, and comprises the following steps of controlling the driving belt cutting machine with the correction function as described in the embodiment 1:
acquiring material parameters and cutting parameters of the belt drum 2 of the transmission belt; wherein the material parameters at least comprise a tape cylinder thickness T and a tape cylinder width B, and the cutting parameters at least comprise a cutting width and a tensioning force;
determining a minimum telescopic amplitude and a maximum telescopic extension of a driving piece 414 of the deviation correcting device 41 according to the material parameters and the cutting parameters;
determining an adjustment range of the driving piece 414 to the deviation correcting frame 412 of the deviation correcting device 41 based on the minimum telescopic amplitude X and the maximum telescopic quantity Y;
the driving member 414 is controlled to stretch and retract to push and pull the deviation rectifying frame 412 within the adjustment range, so as to adjust the angle between the tensioning roller 42 and the cutting main shaft 20, and realize deviation rectifying on the driving belt drum 2.
In one embodiment, the greater the tape cartridge thickness T, the greater the minimum extension X and the greater the maximum extension Y; the larger the tape drum width B, the smaller the minimum expansion width X and the smaller the maximum expansion amount Y.
For example, when the thickness of the belt drum is T1, the minimum expansion and contraction range is Xa, and the maximum expansion and contraction amount is Ya; when the thickness of the belt drum is reduced from T1 to T2, the minimum expansion and contraction amplitude is Xa-C1 x T1/T2, and the maximum expansion and contraction amount is Ya-C2 x T1/T2; when the thickness of the belt drum is increased from T1 to T3, the minimum expansion and contraction amplitude is adjusted to Xa+C1 x T1/T3, and the maximum expansion and contraction amount is adjusted to ya+C2 x T1/T3; when the thickness T of the belt drum is 10mm, the minimum expansion amplitude Xa is 2-4mm, the maximum expansion amount Ya is 30-60mm, the coefficient C1 is 0.4-0.8, and the coefficient C2 is 4-8.
For example, when the width of the belt drum is B1, the minimum expansion and contraction width is Xb, and the maximum expansion and contraction width is Yb; when the width of the belt drum is reduced from B1 to B2, the minimum expansion and contraction amplitude is adjusted to be Xb+k1, B1/B2, and the maximum expansion and contraction amount is adjusted to be Yb+k2, B1/B2; when the width of the belt drum is increased from B1 to B2, the minimum expansion and contraction amplitude is adjusted to be Xb-k1 x B1/B2, and the maximum expansion and contraction amount is adjusted to be Yb-k2 x B1/B2; when the width B of the belt cylinder is 1100mm, the minimum expansion amplitude is Xb and the maximum expansion amount is Yb and the maximum expansion amplitude is 50-100mm, respectively, the coefficient k1 and the coefficient k2 are 0.5-1 and 5-10, respectively.
In one embodiment, the parameters of the thickness of the belt cylinder and the width of the belt cylinder can be input by workers, and can be measured by an on-line size detection device; the cutting width is typically set by a worker input;
the step of obtaining the tension includes: detecting the tension of the belt drum 2 by configuring a tension sensor; or a displacement sensor is arranged to detect the downward movement distance of the tensioning mechanism 40 and acquire the tension coefficient of the belt drum 2 and the friction coefficient between the belt drum 2 and the tensioning roller 42, thereby calculating the tensioning force of the belt drum 2.
In an embodiment, further comprising: configuring an offset sensor to detect whether the belt drum 2 generates offset in the cutting process;
if the offset is detected, the minimum extension and maximum extension of the driving member 414 are correspondingly corrected after the current cutting process is completed, and then correction is performed again.
In yet another embodiment, the method further comprises the step of:
the cutter rest assembly 30 is utilized to test the belt cylinder 2 and an offset sensor is configured to detect whether the belt cylinder 2 generates offset in the test cutting process so as to judge the initial deviation correction condition;
when the offset is detected, the offset sensor transmits the offset to a control system after the current cutting process is completed, and the control system calculates the corresponding required secondary deviation correction amount;
based on the secondary deviation correction amount, the driving piece 414 is controlled to push and pull the deviation correction frame 412 to rotate by a corresponding angle for secondary deviation correction, and then the next cutting process is continuously executed;
and when the offset is not detected, indicating that the correction is completed, and continuing to execute the next cutting procedure.
In an embodiment, further comprising: the sensor is configured to detect the distance traveled by the driver 414 and feed it back to the control system to achieve accurate positioning.
Although embodiments of the present application have been disclosed above, it is not limited to the details and embodiments shown and described, it is well suited to various fields of use for which the application would be readily apparent to those skilled in the art, and accordingly, the application is not limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.
Claims (9)
1. A drive belt cutting machine with function of rectifying, characterized by comprising:
a frame;
a cutting spindle mounted on the frame;
a carriage assembly movably mounted to the frame and positioned above the cutting spindle;
a tensioning mechanism movably mounted on the frame and positioned below the cutting spindle; the tensioning mechanism comprises a deviation correcting device and a tensioning roller arranged on the deviation correcting device; wherein,,
the tensioning roller and the cutting main shaft are fixedly provided with a belt cylinder together, and the belt cylinder is tensioned when the tensioning mechanism moves in a direction away from the cutting main shaft;
the deviation correcting device adjusts the angle between the tensioning roller and the cutting main shaft so as to correct the deviation of the belt cylinder, and the tool rest assembly moves towards the cutting main shaft and is abutted to the belt cylinder for cutting;
the deviation correcting device comprises:
the base can be installed on the frame in a vertical moving way;
the deviation rectifying frame is positioned on the base, and the tensioning roller is arranged on the deviation rectifying frame;
the guide assembly is arranged between the base and the deviation correcting frame;
the deviation correcting frame is rotationally connected with the base through the guide assembly; the position of the tensioning roller is adjusted by controlling the deviation correcting frame to rotate, so that deviation of the belt drum is corrected;
the guide assembly comprises a guide wheel assembly and an arc-shaped guide rail; wherein,,
the guide wheel assembly is fixedly connected with the base;
the arc-shaped guide rail is fixedly connected with the deviation rectifying frame;
when the deviation correcting frame is driven to rotate, the guide wheel assembly slides along the arc-shaped guide rail to limit a rotating path of the deviation correcting frame relative to the base;
the guide wheel assembly comprises a guide wheel frame, and a first guide wheel and a second guide wheel which are arranged on the guide wheel frame; wherein,,
the guide wheel frame is fixedly connected with the base;
the first guide wheel is embedded in the guide wheel frame;
the second guide wheel is arranged on the surface of one side, close to the arc-shaped guide rail, of the guide wheel frame;
when the guide wheel assembly slides along the arc-shaped guide rail, the first guide wheel slides on the surface of the arc-shaped guide rail, and the second guide wheel slides in the guide groove of the arc-shaped guide rail.
2. The belt cutter with a correction function as claimed in claim 1, wherein the correction device further comprises: a driving member mounted on the base; and the power output end of the driving piece is connected with the deviation rectifying frame and is used for driving the deviation rectifying frame to rotate relative to the base.
3. The belt cutter with a deviation rectifying function as claimed in claim 1, comprising: at least two the direction subassembly, two the direction subassembly symmetry divide to locate the upside and the downside of rectifying the frame.
4. The belt cutter with deviation correcting function as claimed in claim 1, wherein: one end of the tensioning roller is provided with a rotating frame, and a telescopic shaft is arranged at a position corresponding to the deviation correcting frame; wherein,,
when the rotating frame rotates to the telescopic shaft, the telescopic shaft is controlled to extend and retract so as to lock and unlock the rotating frame.
5. The belt cutter with a correction function as claimed in claim 1, further comprising: the screw rod lifting device is arranged on the frame; and the screw rod lifting device is assembled with the tensioning mechanism to drive the tensioning mechanism to move up and down, so that multi-position adjustment is realized.
6. The belt cutter with correction function of claim 1, wherein the blade carrier assembly comprises:
a cutter for cutting the tape cartridge;
the lifting device is used for fixedly mounting the cutting knife;
a transverse screw rod moving device assembled with the lifting device;
the lifting device drives the cutting knife to move along the vertical direction, and the transverse screw rod moving device drives the lifting device to move along the horizontal direction so as to adjust the position of the cutting knife.
7. The belt cutter with correction function as claimed in claim 6, wherein: the cutting knife adopts a circular knife blade; when the cutting main shaft drives the belt cylinder to rotate, the cutting knife cuts the belt cylinder along the direction perpendicular to the cutting main shaft.
8. A method of correcting a drive belt cutter, comprising controlling the drive belt cutter having a correction function according to any one of claims 1 to 7 to perform the steps of:
acquiring material parameters and cutting parameters of a belt cylinder of the transmission belt; wherein the material parameters at least comprise a tape cylinder thickness T and a tape cylinder width B, and the cutting parameters at least comprise a cutting width and a tensioning force;
determining the minimum expansion amplitude and the maximum expansion amount of a driving piece of the deviation correcting device according to the material parameters and the cutting parameters;
determining the adjustment range of the driving piece to the deviation correcting frame of the deviation correcting device based on the minimum telescopic amplitude and the maximum stretching out quantity;
the driving piece is controlled to stretch and retract so as to push and pull the deviation rectifying frame in the adjusting range, thereby adjusting the angle between the tensioning roller and the cutting main shaft and realizing deviation rectifying of the belt cylinder of the driving belt.
9. The method of correcting a drive belt cutter of claim 8, further comprising: configuring an offset sensor to detect whether the belt drum generates offset in the cutting process;
and if the offset is detected, correspondingly correcting the minimum expansion amplitude and the maximum expansion amount of the driving piece after the current cutting process is finished, and correcting again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310851499.6A CN116572300B (en) | 2023-07-12 | 2023-07-12 | Transmission belt cutting machine with deviation correcting function and deviation correcting method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310851499.6A CN116572300B (en) | 2023-07-12 | 2023-07-12 | Transmission belt cutting machine with deviation correcting function and deviation correcting method |
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| CN116572300B true CN116572300B (en) | 2023-09-19 |
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| JPH08267393A (en) * | 1995-03-31 | 1996-10-15 | Bando Chem Ind Ltd | Cylindrical belt cutting device |
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|---|---|
| CN116572300A (en) | 2023-08-11 |
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