CN108581652B - Loading and unloading mechanism of garden tool blade edge grinding device - Google Patents
Loading and unloading mechanism of garden tool blade edge grinding device Download PDFInfo
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- CN108581652B CN108581652B CN201810282627.9A CN201810282627A CN108581652B CN 108581652 B CN108581652 B CN 108581652B CN 201810282627 A CN201810282627 A CN 201810282627A CN 108581652 B CN108581652 B CN 108581652B
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- 238000003825 pressing Methods 0.000 claims abstract description 60
- 238000007599 discharging Methods 0.000 claims abstract description 17
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010413 gardening Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013138 pruning Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The invention discloses a loading and unloading mechanism of a garden tool blade sharpening device, which comprises a material taking manipulator, a loading station, a sharpening station, a finished product station and a blade clamping and positioning device; the blade clamping and positioning device comprises a plurality of vertical pressing devices, a side pushing device and a plurality of vertical positioning pins; the vertical pressing device comprises a vertical pressing cylinder, a pressing rod and a pressing block fixed at the end part of the pressing rod, the side pressing device comprises a side pressing cylinder and a pushing rod, the pressing block is used for pressing the upper surface of the blade, and the pushing rod is used for pressing one side of the blade; the blade is provided with a kidney-shaped hole matched with the locating pin, and when the blade is positioned on the sharpening station, the locating pin passes through the kidney-shaped hole. The feeding and discharging mechanism can realize more accurate positioning of the blade to be sharpened, has high positioning speed and improves feeding and discharging efficiency.
Description
Technical Field
The invention relates to a cutting edge grinding device of a garden tool blade, in particular to a feeding and discharging mechanism of the cutting edge grinding device of the garden tool blade.
Background
With the development of human civilization and the progress of society, urban greening has attracted great attention to society. At present, in the landscaping construction process, greening plants are planted generally, and as the growth of branches of the greening plants needs to be frequently trimmed to be smooth and orderly, a gardening tool blade needs to be used.
The garden blade becomes blunt in the pruning process, and the blade needs to be sharpened again by using a specific sharpening device. The problem to be solved in sharpening is how to clamp and position the blade so as to improve the sharpening precision.
The chinese patent CN201620272397.4 discloses a clamping and positioning device of sharpening equipment, wherein the first fixed cylinder and the second fixed cylinder are used for forming a force for pulling the blade towards two ends, the two pulling forces are quite strong, the blade can be firmly fixed, the blade is always in a stable state in the sharpening process, thus the machining precision of the blade is ensured, and the sharpening quality is ensured. However, the positioning device has the problems of complex structure and low positioning efficiency.
Disclosure of Invention
The invention aims to solve the technical problem of providing a loading and unloading mechanism of a garden tool blade sharpening device, which can realize more accurate positioning of a blade to be sharpened, has high positioning speed and improves loading and unloading efficiency.
In order to solve the technical problems, the invention provides a loading and unloading mechanism of a garden tool blade sharpening device, which comprises a material taking manipulator, a material loading station, a sharpening station, a finished product station and a blade clamping and positioning device, wherein the material taking manipulator is used for transferring a blade on the material loading station to the sharpening station and transferring the blade subjected to sharpening treatment on the sharpening station to the finished product station,
The blade clamping and positioning device comprises a plurality of vertical pressing devices, a side pushing device and a plurality of vertical positioning pins arranged at the sharpening station; the vertical pressing device comprises a vertical pressing cylinder, a pressing rod driven by the vertical pressing cylinder to move up and down and a pressing block fixed at the end part of the pressing rod, the side pressing device comprises a side pressing cylinder and a pushing rod driven by the side pressing cylinder to move horizontally, the pressing block is used for pressing the upper surface of the blade, and the pushing rod is used for pressing one side of the blade; and kidney-shaped holes matched with the positioning pins are correspondingly formed in the blades, and when the blades are positioned on the sharpening station, the positioning pins penetrate through the kidney-shaped holes.
In a preferred embodiment of the present invention, the tip of the positioning pin is provided with a guide cap.
In a preferred embodiment of the invention, the blade clamping and positioning device further comprises a fixed bottom plate, wherein the feeding station, the sharpening station, the finished product station and the blade clamping and positioning device are all arranged on the fixed bottom plate, and a positioning backing plate and a positioning column for positioning the blade are fixed on the feeding station and the finished product station.
In a preferred embodiment of the present invention, the vertical compression cylinder is a corner hold-down cylinder.
In a preferred embodiment of the present invention, the apparatus further comprises a manipulator mounting frame for mounting the material taking manipulator.
In a preferred embodiment of the present invention, the material taking manipulator includes a two-axis transfer system mounted on a manipulator mounting frame and a material taking clamp fixed on the two-axis transfer system, the two-axis transfer system includes a horizontal servo sliding table fixed on the manipulator mounting frame and a vertical servo sliding table fixed on the horizontal servo sliding table, and a clamp mounting plate is fixed on the vertical servo sliding table to fix the material taking clamp.
In a preferred embodiment of the invention, a protective cover is mounted on the manipulator mounting rack to protect the two-axis transfer system.
In a preferred embodiment of the present invention, the material taking clamp is an electromagnetic chuck.
In a preferred embodiment of the invention, the automatic feeding, clamping, positioning and discharging of the blade are realized by controlling the movements of the vertical compression cylinder, the side pushing cylinder and the material taking manipulator by the PLC control system.
According to the feeding and discharging mechanism of the garden tool blade edge grinding device, the feeding, clamping and positioning and discharging of the blade are realized through the cooperation of the material taking manipulator, the vertical pressing device and the side pushing device.
According to the clamping and positioning mechanism in the feeding and discharging mechanism, the plurality of positioning pins are matched with the kidney-shaped holes on the blade, so that the degree of freedom of the blade in the horizontal direction is limited to be one direction, and the movement of the blade in the horizontal direction is limited by pushing of the side pushing device; while the plurality of vertical compression devices define the degree of freedom of the blade in the vertical direction; thus, the blade is firmly secured to the sharpening stage by the cooperation of the locating pins, the side pushers and the vertical hold down. Secondly, the clamping and positioning mechanism is simple in structure and high in positioning speed; the precision requirement on the discharging of the material taking manipulator is low, and the feeding speed is improved.
Drawings
FIG. 1 is a schematic diagram of a loading and unloading mechanism of a sharpening device according to an embodiment of the present invention;
FIG. 2 is a schematic view of the mounting base plate and blade clamping and positioning device of FIG. 1;
FIG. 3 is a schematic view of the structure of the pick-up robot and the robot mount of FIG. 1;
Wherein: 11. a manipulator mounting rack; 111. a protective cover; 12. a two-axis transfer system; 121. a horizontal servo slipway; 122. a vertical servo slipway; 13. an electromagnetic chuck; 131. a clamp mounting plate; 21. a fixed bottom plate; 211. a finished product station; 212. a feeding station; 213. sharpening the work station; 221. positioning a backing plate; 222. positioning columns; 23. a vertical compression device; 231. a rotary pressing cylinder; 232. briquetting; 24. a side pushing device; 241. a side pushing cylinder; 242. a side positioning stop block; 243. a push rod; 25. a positioning pin; 251. a guide cap; 3. a blade; 31. kidney-shaped holes.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific examples, which are not intended to be limiting, so that those skilled in the art will better understand the invention and practice it.
The invention discloses a loading and unloading mechanism of a blade 3 sharpening device of a garden tool, which comprises a material taking manipulator, a material loading station 212, a sharpening station 213, a finished product station 211 and a blade 3 clamping and positioning device, wherein the material taking manipulator is used for transferring a blade 3 on the material loading station 212 to the sharpening station 213 and transferring the blade 3 subjected to sharpening treatment on the sharpening station 213 to the finished product station 211, and is mainly used for loading, clamping, positioning and unloading the blade 3.
Referring to fig. 1-3, the loading and unloading mechanism further includes a fixed bottom plate 21, the loading station 212, the sharpening station 213, the finishing station 211, and the blade clamping and positioning device are all disposed on the fixed bottom plate 21, and a plurality of positioning pads 221 and positioning columns 222 are disposed on the fixed bottom plate 21 at positions of the loading station 212 and the finishing station 211 to position the blade 3.
The blade clamping and positioning device comprises a plurality of vertical pressing devices 23, a side pushing device 24 and a plurality of vertical positioning pins 25 arranged at the sharpening station 213; the blade 3 is correspondingly provided with a kidney-shaped hole 31 which is matched with the positioning pin 25, and when the blade 3 is positioned on the sharpening station 213, the positioning pin 25 passes through the kidney-shaped hole 31. The degree of freedom of the blade 3 in the horizontal direction can be defined as one direction by the engagement of the positioning pin 25 with the kidney-shaped hole 31 in the blade 3. The number of the positioning pins 25 is at least 2, and is preferably uniformly arranged along the length direction of the blade 3. The width of the kidney-shaped hole 31 should be slightly larger than the outer diameter of the positioning pin 25 so that the material taking manipulator can place the blade 3, preferably, the top end of the positioning pin 25 is provided with a guide cap 251, and the convenience of discharging is further improved.
The side pushing device 24 includes a side pushing cylinder 241 and a push rod 243 driven by the side pushing cylinder 241 to move horizontally, the push rod 243 being for pressing one side of the blade 3, which cooperates with the positioning pin 25 to limit the movement of the blade 3 in the horizontal direction. In this embodiment, a side positioning stopper 242 is fixed to a piston rod of the side pushing cylinder 241, and a push rod 243 is fixed to the side positioning stopper 242.
The vertical pressing device 23 comprises a vertical pressing cylinder, a pressing rod driven by the vertical pressing cylinder to move up and down, and a pressing block 232 fixed at the end of the pressing rod, wherein the pressing block 232 is used for pressing the upper surface of the blade 3. The blade 3 is firmly fixed to the sharpening stage 213 by the cooperation of the positioning pins 25, the side pushing means 24 and the vertical pressing means 23. Preferably, the vertical pressing cylinder is a rotary pressing cylinder 231, and when the material is taken, the rotary pressing cylinder 231 drives the pressing block 232 to be far away from the sharpening station 213, so that the material taking manipulator is prevented from being blocked, and the convenience of material taking is improved.
The feeding and discharging mechanism further comprises a manipulator mounting rack 11 for mounting the material taking manipulator, and in the embodiment, the feeding and discharging mechanism is formed by fixedly connecting a plurality of aluminum profiles. The material taking manipulator comprises a two-axis transfer system 12 and a material taking clamp fixed on the two-axis transfer system 12. The two-axis transfer system 12 includes a horizontal servo sliding table 121 fixed on the manipulator mounting frame 11 and a vertical servo sliding table 122 fixed on the horizontal servo sliding table 121, and a fixture mounting plate 131 is fixed on the vertical servo sliding table 122 to fix the material taking fixture. Preferably, the manipulator mounting frame 11 is provided with a protective cover 111, and a horizontal servo sliding table 121 and a vertical servo sliding table 122 are covered in the protective cover to protect servo. In this embodiment, the material taking clamp is an electromagnetic chuck 13.
The scheme of the invention also comprises a PLC control system, and the PLC control system comprehensively controls the movements of the vertical compression cylinder, the side pushing cylinder 241 and the material taking manipulator, so that the automatic feeding, clamping and positioning and discharging of the blade 3 are realized.
When the feeding and discharging mechanism of the embodiment works, firstly, the PLC system controls the material taking manipulator to transfer the blade 3 on the feeding station 212 to the sharpening station 213, and the positioning pin 25 passes through the kidney-shaped hole 31 on the blade 3; then the side positioning cylinder is started to push one end of the blade 3, so that the movement of the blade 3 in the horizontal direction is limited; then the rotary pressing cylinder 231 is started to rotate the pressing block 232 to the position above the blade 3, and then the pressing block 232 is driven to press the blade 3 by the downward movement, so that the blade 3 is firmly fixed on the sharpening station 213; after the sharpening of the blade 3 is completed, the rotary pressing cylinder 231 ascends and rotates to drive the pressing block 232 to leave the upper part of the blade 3, and then the side positioning cylinder drives the push rod 243 to loosen the blade 3; finally, the material taking manipulator transfers the blade 3 to the finished product station 211, and loading and unloading of the blade 3 are not completed.
The above-described embodiments are merely preferred embodiments for fully explaining the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutions and modifications will occur to those skilled in the art based on the present invention, and are intended to be within the scope of the present invention. The protection scope of the invention is subject to the claims.
Claims (7)
1. The utility model provides a last unloading mechanism of garden tool blade grinds blade device, includes material taking manipulator, material loading station, grinds sword station, finished product station and blade clamping positioner, material taking manipulator is used for transferring the blade on the material loading station to grind on the sword station to with grind on the sword station through the blade of grinding the sword treatment to finished product station, its characterized in that,
The blade clamping and positioning device comprises a plurality of vertical pressing devices, a side pushing device and a plurality of vertical positioning pins arranged at the sharpening station; the vertical pressing device comprises a vertical pressing cylinder, a pressing rod driven by the vertical pressing cylinder to move up and down and a pressing block fixed at the end part of the pressing rod, the side pressing device comprises a side pressing cylinder and a pushing rod driven by the side pressing cylinder to move horizontally, the pressing block is used for pressing the upper surface of the blade, and the pushing rod is used for pressing one side of the blade; the blade is correspondingly provided with a kidney-shaped hole matched with the positioning pin, and when the blade is positioned on the sharpening station, the positioning pin passes through the kidney-shaped hole;
The top end of the positioning pin is provided with a guide cap; the vertical compression cylinder is a corner pressing cylinder.
2. The mechanism of claim 1, further comprising a fixed bottom plate, wherein the feeding station, the sharpening station, the finishing station and the blade clamping and positioning device are all arranged on the fixed bottom plate, and the feeding station and the finishing station are fixed with a positioning pad and a positioning column for positioning the blade.
3. The feeding and discharging mechanism of the garden tool blade sharpening edge device of claim 1, further comprising a manipulator mounting bracket for mounting the material taking manipulator.
4. The feeding and discharging mechanism of the garden tool blade sharpening edge device according to claim 3, wherein the material taking manipulator comprises a two-axis transferring system arranged on a manipulator mounting frame and a material taking clamp fixed on the two-axis transferring system, the two-axis transferring system comprises a horizontal servo sliding table fixed on the manipulator mounting frame and a vertical servo sliding table fixed on the horizontal servo sliding table, and a clamp mounting plate is fixed on the vertical servo sliding table to fix the material taking clamp.
5. The mechanism of claim 4, wherein a protective cover is mounted on the manipulator mounting rack to protect the two-axis transfer system.
6. The mechanism of claim 4, wherein the pick-off fixture is an electromagnetic chuck.
7. The feeding and discharging mechanism of the garden tool blade sharpening edge device of any one of claims 1-6, further comprising a PLC control system, wherein the PLC control system controls the movements of the vertical compacting cylinder, the side pushing cylinder, and the material taking manipulator, thereby realizing automatic feeding, clamping positioning, and discharging of the blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810282627.9A CN108581652B (en) | 2018-04-02 | Loading and unloading mechanism of garden tool blade edge grinding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810282627.9A CN108581652B (en) | 2018-04-02 | Loading and unloading mechanism of garden tool blade edge grinding device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108581652A CN108581652A (en) | 2018-09-28 |
| CN108581652B true CN108581652B (en) | 2024-06-04 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103786075A (en) * | 2014-01-23 | 2014-05-14 | 宁波创跃园林工具有限公司 | Full-automatic numerical control gear grinding machine |
| CN103894899A (en) * | 2012-12-24 | 2014-07-02 | 宁波德诚工具有限公司 | Grinding device for head portion and two side faces of screwdriver cutter bar |
| CN204262962U (en) * | 2014-09-05 | 2015-04-15 | 青岛嘉恒机械有限公司 | Seal ring grinding feeding manipulator peculiar to vessel |
| CN105722637A (en) * | 2013-11-08 | 2016-06-29 | 斯奈克玛 | Device for replacing machining inserts |
| CN208246426U (en) * | 2018-04-02 | 2018-12-18 | 苏州盟川自动化科技有限公司 | A kind of charging and discharging mechanism of garden instrument blade mill edge cutting device |
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103894899A (en) * | 2012-12-24 | 2014-07-02 | 宁波德诚工具有限公司 | Grinding device for head portion and two side faces of screwdriver cutter bar |
| CN105722637A (en) * | 2013-11-08 | 2016-06-29 | 斯奈克玛 | Device for replacing machining inserts |
| CN103786075A (en) * | 2014-01-23 | 2014-05-14 | 宁波创跃园林工具有限公司 | Full-automatic numerical control gear grinding machine |
| CN204262962U (en) * | 2014-09-05 | 2015-04-15 | 青岛嘉恒机械有限公司 | Seal ring grinding feeding manipulator peculiar to vessel |
| CN208246426U (en) * | 2018-04-02 | 2018-12-18 | 苏州盟川自动化科技有限公司 | A kind of charging and discharging mechanism of garden instrument blade mill edge cutting device |
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