CN107262826B - Automatic edging machine for diamond saw blade - Google Patents
Automatic edging machine for diamond saw blade Download PDFInfo
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- CN107262826B CN107262826B CN201710601796.XA CN201710601796A CN107262826B CN 107262826 B CN107262826 B CN 107262826B CN 201710601796 A CN201710601796 A CN 201710601796A CN 107262826 B CN107262826 B CN 107262826B
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- feeding
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- 229910003460 diamond Inorganic materials 0.000 title claims abstract description 18
- 239000010432 diamond Substances 0.000 title claims abstract description 18
- 238000007688 edging Methods 0.000 title claims description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 91
- 238000007599 discharging Methods 0.000 claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 238000013461 design Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 230000006872 improvement Effects 0.000 description 10
- 241000252254 Catostomidae Species 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D63/00—Dressing the tools of sawing machines or sawing devices for use in cutting any kind of material, e.g. in the manufacture of sawing tools
- B23D63/08—Sharpening the cutting edges of saw teeth
- B23D63/12—Sharpening the cutting edges of saw teeth by grinding
- B23D63/14—Sharpening circular saw blades
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D65/00—Making tools for sawing machines or sawing devices for use in cutting any kind of material
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The automatic sharpening machine for the diamond saw blade comprises a PLC control system, an external frame, and a triaxial manipulator, a saw blade rotating mechanism, a saw blade jacking mechanism, a grinding wheel mechanism, a feeding bin and a discharging bin which are arranged on the external frame. The saw blade rotating mechanism is arranged at the lower part of the first side surface of the outer frame, the saw blade propping mechanism, the grinding wheel mechanism and the saw blade rotating mechanism are positioned on the same horizontal plane, the saw blade propping mechanism and the saw blade rotating mechanism are oppositely arranged, and the grinding wheel mechanism and the saw blade rotating mechanism are mutually perpendicular. The feeding bin and the discharging bin are arranged on the first side face; the triaxial manipulator comprises a clamping device, and the clamping device faces the first side face. The automatic material taking device is reasonable in design, compact in structure and simple and effective in moving path, can complete the automatic material taking process, improves the automation degree of the diamond saw blade sharpening machine, and reduces the labor cost.
Description
Technical Field
The invention relates to a sharpening machine, in particular to an automatic sharpening machine for a diamond saw blade.
Background
In China, the development of stone and ceramic industries is very rapid, and the number of production, consumption and export per year is very large. The diamond circular saw blade is a main cutting tool for stone, ceramic and other materials, and the diamond dry slice and part of wet slice which are integrally sintered in factories can be used after sharpening. By sharpening is meant that the diamond saw blade has the ability to cut after the chip has been subjected to a certain treatment to remove the appropriate amount of braze metal so that the diamond particles are fully exposed.
At present, common small and medium diamond saw blade manufacturers still use sharpening machines transformed by machine tools, and the automation level of the sharpening machines is lower. In addition to the simple edging machines retrofitted from machine tools, a wide variety of edging machines have appeared on the market in order to accommodate the edging of various saw blades. However, automation is still not high, and most of automation is only partially realized, and most of manpower is still required. There is therefore a need for a fully automated diamond saw blade sharpening machine.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides an automatic sharpening machine for a diamond saw blade.
In order to solve the technical problems, the invention adopts the following technical measures:
the automatic sharpening machine for the diamond saw blade comprises a PLC control system, an external frame, and a triaxial manipulator, a saw blade rotating mechanism, a saw blade propping mechanism, a grinding wheel mechanism, a feeding bin and a discharging bin which are arranged on the external frame, wherein the PLC control system is used for controlling the triaxial manipulator, the saw blade rotating mechanism, the saw blade propping mechanism and the grinding wheel mechanism to work; the three-axis mechanical arm is connected with the top of the outer frame, the saw blade rotating mechanism is arranged at the lower part of the first side surface of the outer frame, the saw blade propping mechanism, the grinding wheel mechanism and the saw blade rotating mechanism are positioned on the same horizontal plane, the saw blade propping mechanism and the saw blade rotating mechanism are oppositely arranged, and the grinding wheel mechanism and the saw blade rotating mechanism are mutually perpendicular; the feeding bin and the discharging bin are arranged on the first side face;
the three-axis manipulator comprises a three-axis guide rail device, a rodless cylinder and a clamping device, wherein the rodless cylinder is used for driving the three-axis guide rail device, and the clamping device is arranged on the three-axis guide rail device and faces the first side surface; the saw blade rotating mechanism comprises a first driving device and a saw blade tool shaft, wherein the driving device is used for driving the saw blade tool shaft to rotate, and a first clamping flange is arranged on the saw blade tool shaft; the saw blade jacking mechanism comprises a second driving device, a propelling guide rail device, a ball bearing seat and a second clamping flange, wherein the second driving device is used for driving a propelling piece of the propelling guide rail device to move forwards and backwards, the ball bearing seat is arranged on the propelling piece, the second clamping flange is arranged on the ball bearing seat, and the second clamping flange is used for fixing a saw blade in a matched mode with the first flange; the grinding wheel mechanism comprises a grinding wheel grinding device and a grinding wheel feeding device, the grinding wheel grinding device is used for driving a grinding wheel to rotate so as to grind the saw blade, and the grinding wheel feeding device is used for pushing the grinding wheel grinding mechanism to linearly reciprocate along the parallel direction of the saw blade tool shaft.
The invention can be further perfected by the following technical measures:
as a further improvement, the grinding wheel grinding device is provided with a rotating speed sensor for detecting the rotating speed of the grinding driving motor; definition N 1 For the idle rotation speed of the grinding driving motor, N 2 For the grinding rotation speed of the grinding driving motor, the PLC control system is used for acquiring the idle rotation speed and the grinding rotation speed through the rotation speed sensor and enabling the grinding rotation speed to meet the following conditions through the grinding wheel feeding device: 90% N 1 ≤N 2 ≤95％N 1 Thereby adapting the grinding pressure of the grinding wheel to the saw blade.
As a further improvement, the first clamping flange comprises a circular truncated cone shaft and a flange shaft disc, wherein the lower bottom surface of the circular truncated cone shaft is fixedly arranged on the flange shaft disc, the diameter of the lower bottom surface is 18-19.5 mm, the diameter of the upper bottom surface of the circular truncated cone shaft is 10-15 mm, and the diameter of the flange shaft disc is 70-80 mm; and the second clamping flange is provided with a sleeve groove matched with the round platform shaft.
As a further improvement, the clamping device comprises a vacuum generator and a vacuum chuck, wherein the vacuum chuck is communicated with the vacuum generator through a PU pipe; the suction force W of the vacuum chuck meets the following conditions:wherein M: the quality of the saw blade, P is vacuum pressure, n is the number of the suckers, D is the diameter of the suckers, and S is the vertical lifting safety coefficient.
As a further improvement, the number of the vacuum chucks n is 3, the diameter D of the vacuum chucks is 11-13 mm, and the three vacuum chucks are distributed in a regular triangle shape and are 23-28 mm away from the circle center of the circumscribed circle of the regular triangle.
As a further improvement, the propelling guide rail device comprises a propelling part, a propelling cylinder, two guide rail sliding blocks, a first guide rail and a second guide rail which are arranged in parallel, wherein the two cuboid guide rail sliding blocks are symmetrically arranged on the first guide rail and the second guide rail, the left end and the right end of the propelling part are respectively fixedly connected with the two guide rail sliding blocks, the propelling cylinder is fixedly arranged between the first guide rail and the second guide rail, a propelling rod of the propelling cylinder is parallel to the first guide rail, and the propelling rod is fixedly connected with the propelling part.
As a further improvement, the saw blade tooling shaft and the first driving device are correspondingly provided with double-V-groove belt pulleys, and the saw blade tooling shaft is connected with the first driving device through belt transmission.
As a further improvement, the saw blade rotating mechanism is respectively arranged at the left side and the right side of the lower part of the first side surface, and the saw blade jacking mechanism and the grinding wheel mechanism are correspondingly arranged with the saw blade rotating mechanism.
As a further improvement, the feeding bin is obliquely downwards arranged on the first side face; the cross section bottom in feeding storehouse is circular-arc, just the bottom in feeding storehouse is equipped with the arc dog, just circular-arc diameter size with the saw bit suits.
As a further improvement, the grinding wheel feeding device comprises a fixed bearing, a feeding motor driver, a feeding guide rail, a ball screw and a connecting seat, wherein the feeding motor driver is used for driving the ball screw, the feeding guide rail is arranged on two sides of the ball screw in parallel, the fixed bearing is fixedly connected with the feeding guide rail and is connected with the ball screw bearing, and the connecting seat is in sliding connection with the feeding guide rail and is in threaded fit connection with the ball screw; the connecting seat is fixedly connected with the grinding wheel grinding device.
Compared with the prior art, the invention has the following advantages:
1. according to the invention, the three-axis mechanical arm, the feeding bin and the discharging bin are matched, so that the automatic material taking process is completed, the automation degree of the diamond saw blade sharpening machine is improved, and the labor cost is reduced.
2. The invention further discloses the specific structures and positions of the triaxial manipulator, the saw blade rotating mechanism, the saw blade propping mechanism, the grinding wheel mechanism, the feeding bin and the discharging bin, and the triaxial manipulator is reasonable in design, compact in structure, high in automation degree, simple and effective in moving path, high in sharpening precision, strong in universality, strong in practicability and easy to popularize and apply, and labor intensity is greatly reduced and sharpening efficiency is improved.
3. According to the invention, the high automation control is performed by combining the rotating speed sensor with the PLC control system and the grinding wheel feeding device, so that the grinding efficiency and precision of the grinding wheel are further improved.
Drawings
Fig. 1 is a schematic view of the overall structure of an automatic diamond saw blade sharpening machine according to an embodiment of the present invention.
Fig. 2 is a partial enlarged view of A1 of fig. 1.
Fig. 3 is a schematic view of the clamping device of fig. 1.
Fig. 4 is a schematic view of the blade tightening mechanism of fig. 1.
Fig. 5 is a schematic view of the feed bin of fig. 1.
Fig. 6 is a schematic view of the grinding wheel mechanism of fig. 1.
Description of the main reference signs
An outer frame 100, a first side 110,
Triaxial manipulator 200, triaxial rail device 210, clamping device 220, vacuum generator 221, vacuum chuck 222, PU pipe 223,
A saw blade rotating mechanism 300, a first driving device (not shown), a saw blade tool shaft 320, a first clamping flange 330, a round table shaft 331, a flange plate 332, a belt pulley 340,
Saw blade tightening mechanism 400, second drive 410, push rail device 420, ball bearing block 430, second clamping flange 440, nesting groove 441, push member 421, push cylinder 422, rail slide 423, first rail 424, second rail 425,
Grinding wheel mechanism 500, wheel grinding device 510, grinding wheel feeding device 520, grinding drive motor 511, fixed bearing 521, feed motor driver 522, feed rail 523, ball screw 524, and connection base (not shown)
The feeding bin 600, the arc-shaped stop block 610 and the discharging bin 700.
Detailed Description
The invention is described in further detail below with reference to the drawings and the detailed description.
As shown in fig. 1, an automatic diamond saw blade sharpening machine comprises a PLC control system (not shown), an outer frame 100, and a triaxial manipulator 200, a saw blade rotating mechanism 300, a saw blade tightening mechanism 400, a grinding wheel mechanism 500, a feeding bin 600 and a discharging bin 700 which are mounted on the outer frame 100, wherein the PLC control system is used for controlling the work of the triaxial manipulator 200, the saw blade rotating mechanism 300, the saw blade tightening mechanism 400 and the grinding wheel mechanism 500.
The tri-axial robot 200 is connected to the top of the outer frame 100. The saw blade rotating mechanism 300 is mounted at the lower part of the first side 110 of the outer frame 100, the saw blade pushing mechanism 400 and the grinding wheel mechanism 500 are positioned at the same horizontal plane with the saw blade rotating mechanism 300, the saw blade pushing mechanism 400 and the saw blade rotating mechanism 300 are arranged opposite to each other, and the grinding wheel mechanism 500 and the saw blade rotating mechanism 300 are arranged perpendicular to each other. The feeding bin 600 and the discharging bin 700 are both arranged on the first side surface 110; the triaxial manipulator 200 comprises a triaxial guide rail device 210, a rodless cylinder and a clamping device 220, wherein the rodless cylinder is used for driving the triaxial guide rail device 210, and the clamping device 220 is arranged on the triaxial guide rail device 210 and faces the first side surface 110.
The tri-axial manipulator 200 may drive the clamping device 220 to move in three directions, i.e., front and back, left and right, up and down, and the clamping device 220 faces the first side 110, so as to clamp the saw blade to move among the feeding bin 600, the saw blade rotating mechanism 300, and the discharging bin 700. According to the invention, the three-axis mechanical arm 200, the feeding bin 600 and the discharging bin 700 are matched, so that the process of automatic material taking is completed, the automation degree of the diamond saw blade sharpening machine is improved, and the labor cost is reduced.
The saw blade rotating mechanism 300 includes a first driving device (not shown) and a saw blade tooling shaft 320, the first driving device (not shown) is used for driving the saw blade tooling shaft 320 to rotate, and a first clamping flange 330 is disposed on the saw blade tooling shaft 320. The saw blade tightening mechanism 400 includes a second driving device 410, a pushing rail device 420, a ball bearing seat 430, and a second clamping flange 440, where the second driving device 410 is used to drive the pushing member 421 of the pushing rail device 420 to move back and forth, the ball bearing seat 430 is disposed on the pushing member 421, the second clamping flange 440 is disposed on the ball bearing seat 430, and the second clamping flange 440 is used to fix the saw blade in cooperation with the first flange.
The grinding wheel mechanism 500 comprises a grinding wheel grinding device 510 and a grinding wheel feeding device 520, wherein the grinding wheel grinding device 510 is used for driving a grinding wheel to rotate so as to grind the saw blade, and the grinding wheel feeding device 520 is used for pushing the grinding wheel grinding mechanism to linearly reciprocate along the parallel direction of the saw blade tool shaft 320.
The specific structures and positions of the saw blade rotating mechanism 300, the saw blade propping mechanism 400, the grinding wheel mechanism 500, the feeding bin 600 and the discharging bin 700 are reasonable in design, compact in structure, strong in stability, high in automation degree and simple and effective in moving path.
In order to further improve the grinding efficiency and accuracy of the grinding wheel, the invention adopts a rotation speed sensor to combine with the PLC control system and the grinding wheel feeding device 520 for high-automation control. The rotation speed sensor may be mounted on different parts of the grinding wheel grinding device 510 and the saw blade rotating mechanism 300. For example: mounted on the spindle of the first drive (not shown), mounted on the saw blade tooling shaft 320, mounted on the grinding wheel tooling shaft, etc. On these rotating shafts, the rotational speed sensor can obtain the pressure change between the grinding wheel and the saw blade.
In the present embodiment, the rotation speed sensor is provided on the grinding drive motor 511 of the wheel grinding device 510, and the rotation speed sensor is used to detect the rotation speed of the grinding drive motor 511. The grinding drive motor 511 acts as a driving member for driving the grinding wheel to grind the saw blade, and the feedback of the resistance force applied during grinding is more direct.
Definition N 1 For the idle rotation speed of the grinding drive motor 511, N 2 For the grinding rotational speed of the grinding drive motor 511, the PLC control system is configured to acquire the idle rotational speed and the grinding rotational speed by the rotational speed sensor. And controls the feeding distance of the grinding wheel grinding device 510 through the grinding wheel feeding device 520, thereby controlling the pressure between the grinding wheel and the saw blade, and further achieving the effect of controlling the grinding rotation speed.
The appropriate grinding speed range may be selected according to practical situations, for example, such that the grinding speed satisfies: 90% N 1 ≤N 2 ≤95％N 1 Thereby adapting the grinding pressure of the grinding wheel to the saw blade.
In this embodiment, the grinding rotational speed satisfies: 92% N 1 ≤N 2 ≤93％N 1 . The corresponding grinding pressure of the grinding wheel and the achieved precision are optimal in the range of the rotating speed, so that no-load movement is avoided, and the saw blade or the grinding wheel cannot be broken due to overload.
In a specific operation, when the grinding speed N 2 <92% n1, the feed controller controls the grinding wheel grinding device 510 to move away from the saw blade tooling shaft 320; wherein N is 2 <>95％N 1 When the saw blade tool shaft 320 is in a saw blade position, the feeding controller controls the grinding wheel grinding device 510 to move towards the saw blade tool shaft 320.
In the device for tightening the saw blade, the first clamping flange 330 and the second clamping flange 440 which are matched with each other can be designed into different structures, so that the effect of tightening the saw blade is achieved.
In this embodiment, the first clamping flange 330 includes a circular table shaft 331 and a flange shaft 332, the lower bottom surface of the circular table shaft 331 is fixedly disposed on the flange shaft 332, and the second clamping flange 440 is provided with a sleeve groove 441 matched with the circular table shaft 331.
The diameter and height of the bottom surface of the circular truncated cone and the diameter of the flange shaft 332 can be set according to practical situations. The diameter of the lower bottom surface is preferably 18 mm-19.5 mm, the diameter of the upper bottom surface of the circular table shaft 331 is preferably 10 mm-15 mm, and the diameter of the flange shaft 332 is preferably 70 mm-80 mm. The lower bottom surface with the diameter of 18 mm-19.5 mm is just suitable for the central through hole of the saw blade, and the upper bottom surface with the diameter of 10-15 mm can enable the clamping device 220 to send the saw blade to the bottom of the round table shaft 331 more easily, so that the step of sending the workpiece by the triaxial manipulator 200 is completed.
In this embodiment, the diameter of the lower bottom surface is 19.5mm, the diameter of the upper bottom surface is 10mm, and the diameter of the flange shaft 332 is 75mm. The saw blade can be fed more easily by having a suitably sized diameter of the upper bottom surface. The 75mm diameter flange 332 serves to smooth the blade and does not interfere with grinding.
The clamping device 220 may use a non-universal clamping method, such as a mechanical clamping method.
In this embodiment, the clamping device 220 includes a vacuum generator 221 and a vacuum chuck 222, and the vacuum chuck 222 is in communication with the vacuum generator 221 through a PU tube 223.
And the suction force W of the vacuum chuck satisfies the following conditions:wherein W: suction of suction cup/N, M: the saw blade comprises the mass/kg of saw blade, the vacuum pressure/kPa, the number of n suckers, the diameter/mm of the suckers and the vertical lifting safety coefficient.
The number, diameter, and distribution of the vacuum cups 222n may be set in connection with the specific situation.
In this embodiment, the number of the vacuum chucks 222n is 3, the diameter D of the vacuum chucks 222 is 12mm, and the three vacuum chucks 222 are distributed in a regular triangle shape and are spaced apart from the center of the circumscribed circle of the regular triangle by 25mm. Through the setting of regular triangle, play the effect of stable centre gripping the saw bit, can avoid producing the interference with the vacuum chuck 222 number of relatively less.
The push rail device 420 may have different structures, so as to push the second clamping flange 440 against the saw blade.
In this embodiment, the pushing rail device 420 includes the pushing member 421, a pushing cylinder 422, two rail sliders 423, and a first rail 424 and a second rail 425 disposed in parallel, where the two cuboid rail sliders 423 are symmetrically disposed on the first rail 424 and the second rail 425, the left and right ends of the pushing member 421 are fixedly connected with the two rail sliders 423 respectively, the pushing cylinder 422 is fixedly disposed between the first rail 424 and the second rail 425, and a pushing rod of the pushing cylinder 422 is parallel to the first rail 424, and the pushing rod is fixedly connected with the pushing member 421.
By the arrangement of the parallel guide rails, the stability of the pushing guide rail device 420 is improved, so that the pushing guide rail device meets the requirements of the product of the invention.
In this embodiment, the saw blade tooling shaft 320 and the first driving device (not shown) are correspondingly provided with a dual V-groove belt pulley 340, and the saw blade tooling shaft 320 is connected with the first driving device (not shown) through a belt transmission.
The belt transmission structure is relatively simple, and meanwhile, the belt has good flexibility, can absorb most of vibration, can alleviate impact and reduces influence on other parts. In addition, the belt transmission can also provide overload protection, so that other parts can be effectively protected.
In this embodiment, the saw blade rotating mechanism 300 is disposed on the left and right sides of the lower portion of the first side surface 110, and the saw blade tightening mechanism 400 and the grinding wheel mechanism 500 are disposed corresponding to the saw blade rotating mechanism 300.
The three-axis manipulator 200, the feeding bin 600 and the discharging bin 700 are shared by the symmetrically arranged saw blade rotating mechanism 300 and the like. Thereby improving the production efficiency.
The structure of the feeding bin 600 may be set according to practical situations.
In this embodiment, the feeding bin 600 is disposed obliquely downward on the first side 110; the bottom of the cross section of the feeding bin 600 is arc-shaped, an arc-shaped stop block 610 is arranged at the bottom end of the feeding bin 600, and the diameter of the arc-shaped stop block is matched with that of the saw blade. The structure is simple, and the coordination with the triaxial manipulator 200 is strong.
In this embodiment, the grinding wheel feeding device 520 includes a fixed bearing 521, a feeding motor driver 522, a feeding rail 523, a ball screw 524, and a connection seat (not shown in the drawing), where the feeding motor driver 522 is used to drive the ball screw 524, the feeding rail 523 is disposed in parallel on two sides of the ball screw 524, the fixed bearing 521 is fixedly connected with the feeding rail 523 and is in bearing connection with the ball screw 524, and the connection seat (not shown in the drawing) is slidably connected with the feeding rail 523 and is in threaded fit connection with the ball screw 524; the connection base (not shown) is fixedly connected to the grinding wheel grinding device 510.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather to enable any modification, equivalent replacement, improvement or the like to be made within the spirit and principles of the invention.
Claims (9)
1. The automatic sharpening machine for the diamond saw blade is characterized by comprising a PLC control system, an external frame, and a triaxial manipulator, a saw blade rotating mechanism, a saw blade propping mechanism, a grinding wheel mechanism, a feeding bin and a discharging bin which are arranged on the external frame, wherein the PLC control system is used for controlling the triaxial manipulator, the saw blade rotating mechanism, the saw blade propping mechanism and the grinding wheel mechanism to work; the three-axis mechanical arm is connected with the top of the outer frame, the saw blade rotating mechanism is arranged at the lower part of the first side surface of the outer frame, the saw blade propping mechanism, the grinding wheel mechanism and the saw blade rotating mechanism are positioned on the same horizontal plane, the saw blade propping mechanism and the saw blade rotating mechanism are oppositely arranged, and the grinding wheel mechanism and the saw blade rotating mechanism are mutually perpendicular; the feeding bin and the discharging bin are arranged on the first side face;
the three-axis manipulator comprises a three-axis guide rail device, a rodless cylinder and a clamping device, wherein the rodless cylinder is used for driving the three-axis guide rail device, and the clamping device is arranged on the three-axis guide rail device and faces the first side surface; the saw blade rotating mechanism comprises a first driving device and a saw blade tool shaft, wherein the driving device is used for driving the saw blade tool shaft to rotate, and a first clamping flange is arranged on the saw blade tool shaft; the saw blade jacking mechanism comprises a second driving device, a propelling guide rail device, a ball bearing seat and a second clamping flange, wherein the second driving device is used for driving a propelling piece of the propelling guide rail device to move forwards and backwards, the ball bearing seat is arranged on the propelling piece, the second clamping flange is arranged on the ball bearing seat, and the second clamping flange is used for fixing a saw blade in a matched mode with the first clamping flange; the grinding wheel mechanism comprises a grinding wheel grinding device and a grinding wheel feeding device, the grinding wheel grinding device is used for driving a grinding wheel to rotate so as to grind the saw blade, and the grinding wheel feeding device is used for pushing the grinding wheel grinding mechanism to linearly reciprocate along the parallel direction of the saw blade tool shaft; the grinding wheel grinding device is provided with a rotating speed sensor for detecting the rotating speed of the grinding driving motor; definition N 1 For the idle rotation speed of the grinding driving motor, N 2 For the grinding rotation speed of the grinding driving motor, the PLC control system is used for acquiring the idle rotation speed and the grinding rotation speed through the rotation speed sensor and enabling the grinding rotation speed to meet the following conditions through the grinding wheel feeding device: 90% N 1 ≤N 2 ≤95％N 1 Thereby adapting the grinding pressure of the grinding wheel to the saw blade.
2. The automatic edging machine according to claim 1, wherein the first clamping flange comprises a circular truncated cone shaft and a flange shaft disc, the lower bottom surface of the circular truncated cone shaft is fixedly arranged on the flange shaft disc, the diameter of the lower bottom surface is 18 mm-19.5 mm, the diameter of the upper bottom surface of the circular truncated cone shaft is 10 mm-15 mm, and the diameter of the flange shaft disc is 70 mm-80 mm; and the second clamping flange is provided with a sleeve groove matched with the round platform shaft.
3. The automatic edging machine according to claim 1, characterized in that the clamping means comprise a vacuum generator and a vacuum chuck, which communicates with the vacuum generator through a PU tube; the suction force W of the vacuum chuck meets the following conditions:wherein P is vacuum pressure, n is the number of sucking discs, D is the diameter of the sucking discs, and S is the vertical lifting safety coefficient.
4. The automatic edging machine according to claim 3, wherein the number of the vacuum chucks n is 3, the diameter D of the vacuum chucks is 11 mm-13 mm, and three vacuum chucks are distributed in a regular triangle shape and are separated from the circle center of the circumscribed circle of the regular triangle by 23 mm-28 mm.
5. The automatic edge grinding machine according to claim 1, wherein the pushing guide rail device comprises a pushing member, a pushing cylinder, two guide rail sliding blocks, a first guide rail and a second guide rail which are arranged in parallel, the two guide rail sliding blocks of two cuboids are symmetrically arranged on the first guide rail and the second guide rail, the left end and the right end of the pushing member are respectively fixedly connected with the two guide rail sliding blocks, the pushing cylinder is fixedly arranged between the first guide rail and the second guide rail, a pushing rod of the pushing cylinder is parallel to the first guide rail, and the pushing rod is fixedly connected with the pushing member.
6. The automatic edging machine according to claim 2, wherein the saw blade tooling shaft and the first driving device are correspondingly provided with double V-groove pulleys, and the saw blade tooling shaft is in belt transmission connection with the first driving device.
7. The automatic edging machine according to claim 1, wherein the saw blade rotating mechanisms are provided on left and right sides of a lower portion of the first side surface, respectively, and the saw blade pressing mechanism and the grinding wheel mechanism are provided corresponding to the saw blade rotating mechanisms.
8. The automatic edging machine according to claim 1, characterized in that the feed bin is arranged obliquely downwards to the first side; the cross section bottom in feeding storehouse is circular-arc, just the bottom in feeding storehouse is equipped with the arc dog, just circular-arc diameter size with the saw bit suits.
9. The automatic edging machine according to claim 1, characterized in that the grinding wheel feeding device comprises a fixed bearing, a feeding motor driver, a feeding guide rail, a ball screw and a connecting seat, wherein the feeding motor driver is used for driving the ball screw, the feeding guide rail is arranged on two sides of the ball screw in parallel, the fixed bearing is fixedly connected with the feeding guide rail and is connected with the ball screw bearing, and the connecting seat is connected with the feeding guide rail in a sliding manner and is connected with the ball screw in a threaded fit manner; the connecting seat is fixedly connected with the grinding wheel grinding device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710601796.XA CN107262826B (en) | 2017-07-21 | 2017-07-21 | Automatic edging machine for diamond saw blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710601796.XA CN107262826B (en) | 2017-07-21 | 2017-07-21 | Automatic edging machine for diamond saw blade |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107262826A CN107262826A (en) | 2017-10-20 |
| CN107262826B true CN107262826B (en) | 2024-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710601796.XA Active CN107262826B (en) | 2017-07-21 | 2017-07-21 | Automatic edging machine for diamond saw blade |
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| CN (1) | CN107262826B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU875338A1 (en) * | 1979-08-10 | 1981-10-23 | Ульяновский политехнический институт | Device for maintaining constant cutting rate |
| DE69102500D1 (en) * | 1990-07-04 | 1994-07-21 | Commissariat Energie Atomique | Device for machining contours in soft material and automatic machining process with such a device. |
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| CN201931165U (en) * | 2011-03-11 | 2011-08-17 | 上海迈通超硬材料有限公司 | Fully automatic diamond saw blade sharpening machine |
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| RU160357U1 (en) * | 2015-05-25 | 2016-03-20 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Ижевский государственный технический университет имени М.Т. Калашникова" | PARTS ACCURACY CONTROL DEVICE |
| CN206137118U (en) * | 2016-06-29 | 2017-05-03 | 新疆新坤果业有限公司 | Date rinsing machine |
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| SU875338A1 (en) * | 1979-08-10 | 1981-10-23 | Ульяновский политехнический институт | Device for maintaining constant cutting rate |
| DE69102500D1 (en) * | 1990-07-04 | 1994-07-21 | Commissariat Energie Atomique | Device for machining contours in soft material and automatic machining process with such a device. |
| CN1124937A (en) * | 1993-06-01 | 1996-06-19 | 腓特烈斯港齿轮工厂股份公司 | Process for avoiding overstressing a workpiece during grinding |
| JPH0852653A (en) * | 1994-08-08 | 1996-02-27 | Sumitomo Metal Ind Ltd | Cut-in amount control method for ground columnar object in external surface polishing device |
| JP2001328061A (en) * | 2000-05-24 | 2001-11-27 | Aoba Seisakusho:Kk | Grinding device |
| JP2009269143A (en) * | 2008-05-08 | 2009-11-19 | Toyo Knife Co Ltd | Cutter grinding disk |
| CN102294638A (en) * | 2010-06-22 | 2011-12-28 | 安东石油技术（集团）有限公司 | Abrasive belt grinding machine capable improving abrasive belt grinding machine grinding quality and use method thereof |
| CN201931165U (en) * | 2011-03-11 | 2011-08-17 | 上海迈通超硬材料有限公司 | Fully automatic diamond saw blade sharpening machine |
| JP2014018911A (en) * | 2012-07-18 | 2014-02-03 | Fanuc Ltd | Control device determining whether cutting is possible |
| CN204000988U (en) * | 2014-07-08 | 2014-12-10 | 湖南机电职业技术学院 | A kind of hydraulic crawler excavator cutting depth control device |
| CN204295770U (en) * | 2014-12-04 | 2015-04-29 | 昆山市周庄镇黎明印刷厂 | Automatic die cutter |
| CN204504390U (en) * | 2015-02-09 | 2015-07-29 | 上海久赞自动化设备有限公司 | A kind of diamond saw blade cylindrical blade grinding machine automatically |
| RU160357U1 (en) * | 2015-05-25 | 2016-03-20 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Ижевский государственный технический университет имени М.Т. Калашникова" | PARTS ACCURACY CONTROL DEVICE |
| CN206137118U (en) * | 2016-06-29 | 2017-05-03 | 新疆新坤果业有限公司 | Date rinsing machine |
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| Publication number | Publication date |
|---|---|
| CN107262826A (en) | 2017-10-20 |
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