CN209868155U - Art litterbin processing is with deburring device that polishes - Google Patents
Art litterbin processing is with deburring device that polishes Download PDFInfo
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- CN209868155U CN209868155U CN201822008866.3U CN201822008866U CN209868155U CN 209868155 U CN209868155 U CN 209868155U CN 201822008866 U CN201822008866 U CN 201822008866U CN 209868155 U CN209868155 U CN 209868155U
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- plate
- push rod
- electric push
- litterbin
- fixedly connected
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- 238000009966 trimming Methods 0.000 claims abstract description 17
- 230000001681 protective Effects 0.000 claims abstract description 7
- 239000000428 dust Substances 0.000 claims description 31
- 238000000605 extraction Methods 0.000 claims description 15
- 238000003825 pressing Methods 0.000 claims description 12
- 238000005096 rolling process Methods 0.000 claims description 6
- 240000004282 Grewia occidentalis Species 0.000 claims description 3
- 239000000758 substrate Substances 0.000 abstract description 22
- 238000005498 polishing Methods 0.000 abstract description 21
- 239000002699 waste material Substances 0.000 description 7
- 239000002184 metal Substances 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000004301 light adaptation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Abstract
The utility model discloses a polishing and trimming device for processing an artistic litterbin, which comprises a bottom plate, wherein a protection plate a and a protection plate b are respectively welded in front of and behind the upper surface of the bottom plate, the left side of the upper surface of the bottom plate is fixedly connected with the lower surface of a vertical plate, the upper surfaces of the vertical plate, the protection plate a and the protection plate b are fixedly connected with the lower surface of a top plate, and a bearing a is clamped on the lower surface of the bottom plate; the electric grinding wheel is controlled to be started to drive the grinding wheel to rotate, the electric push rod c is controlled to extend to enable the driving motor to move rightwards in the sliding groove through the sliding block on the lower surface of the motor protective shell, the grinding wheel is further driven to move rightwards to be attached to the side face of the shell substrate, meanwhile, the electric push rod a is controlled to extend or contract to drive the grinding wheel to move forwards and backwards, and therefore the side face of the shell substrate is ground and trimmed.
Description
Technical Field
The utility model belongs to the technical field of the litterbin processing, concretely relates to artistic litterbin processing is with deburring device that polishes.
Background
The litterbin is a classified product of outdoor garbage bin, and the main material of litterbin is divided into a lot of kinds today, and according to the information statistics of internet issue, along with city construction development's needs, various litterbin are applied to the actual life, including suspension type litterbin, old and useless battery metal litterbin, stainless steel litterbin, pedal metal litterbin, black iron flower technology metal litterbin, indoor circular square metal litterbin, outdoor categorised metal litterbin etc..
The original peel box shell base plate needs to polish and trim the cut shell base plate in the processing and assembling process, and when the shell base plate is polished and trimmed, a worker needs to hold a polishing motor to operate the shell base plate, so that time and labor are wasted, the efficiency is low, and inconvenience is brought to the work of the worker.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an artistic litterbin processing is with deburring device of polishing to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a polishing and trimming device for processing an artistic litterbin comprises a base plate, wherein a protection plate a and a protection plate b are welded in front of and behind the upper surface of the base plate respectively, the left side of the upper surface of the base plate is fixedly connected with the lower surface of a vertical plate, the upper surfaces of the vertical plate, the protection plate a and the protection plate b are fixedly connected with the lower surface of a top plate, a bearing a is clamped on the lower surface of the base plate, a rotating shaft a is sleeved on the inner wall of the bearing a, the bottom end of the rotating shaft a is fixedly connected with the upper surface of a turntable, a handle is welded on the lower surface of the turntable, a gear a is fixedly connected with the outer surface of the rotating shaft a, the gear a is meshed with a gear b, the gear b is fixedly connected on the outer surface of the rotating shaft b, and the bearing b is;
the top end of the rotating shaft b is fixedly connected with the lower surface of the placing plate, the upper surface of the bottom plate is provided with two roller grooves, the inner walls of the two roller grooves are connected with rollers in a rolling mode, the two rollers are fixedly installed on the lower surface of the movable plate, the back surface of the movable plate is fixedly connected with one end of the front surface of the electric push rod a, the electric push rod a is electrically connected with an external power supply, the electric push rod a is fixedly installed on the front surface of the protection plate a, the left side of the upper surface of the movable plate is welded with a fixed plate, the right side surface of the fixed plate is fixedly provided with an electric push rod c, the electric push rod c is electrically connected with the external power supply, the right end of the electric push rod c is fixedly connected with the left side surface of the motor protection shell, the;
the sliding block is connected in the sliding groove in a sliding mode, the sliding groove is horizontally formed in the upper surface of the movable plate, the driving motor is electrically connected with an external power supply, a polishing wheel is fixedly connected to the outer surface of an output shaft of the driving motor, an electric push rod b is fixedly mounted on the lower surface of the top plate, the bottom end of the electric push rod b is fixedly connected with the upper surface of the pressing plate, a pipe sleeve q is connected to the upper surface of the top plate in a clamping mode, a dust exhaust pipe is sleeved on the inner wall of the pipe sleeve a, one end of the dust exhaust pipe is communicated with the dust exhaust cover, one end, far away from the dust exhaust cover, of the dust exhaust pipe is communicated with an air inlet of the air exhauster, an air outlet of the air exhauster is communicated with one end of a dust outlet pipe, a pipe sleeve b is sleeved on the outer surface of the dust outlet pipe, the pipe, the inside fixed mounting of drawer has the filter screen, the lower surface of collecting box has seted up the air outlet.
Preferably, the left side surface and the right side surface of the lower surface of the placing plate are respectively and fixedly provided with universal balls, the universal balls are connected in the annular grooves in a rolling manner, and the annular grooves are formed in the upper surface of the bottom plate.
Preferably, the pressing plate is positioned right above the placing plate.
Preferably, the dust outlet pipe is positioned in the collecting box, and one end of the dust outlet pipe is positioned above the drawer.
Preferably, the protection plate b is provided with an observation window.
Preferably, the four corners of the lower surface of the bottom plate are fixedly provided with supporting legs.
Compared with the prior art, the beneficial effects of the utility model are that: a worker places a peel box shell base plate on a placing plate, controls an electric push rod b to extend and drive a pressing plate to move downwards so as to fix the shell base plate, controls a driving motor to start and drive a grinding wheel to rotate, controls an electric push rod c to extend so that the driving motor moves rightwards in a sliding groove through a sliding block on the lower surface of a motor protective shell, further drives the grinding wheel to move rightwards to be attached to the side surface of the shell base plate, simultaneously controls an electric push rod a to extend or contract so that a movable plate moves forwards and backwards in a roller groove through a roller, further drives a driving motor on the movable plate to move forwards and backwards so as to drive the grinding wheel to move forwards and backwards, further performs grinding operation on the side surface of the shell base plate, controls the electric push rod a, the electric push rod b and the electric push rod c to restore to the, the rotating shaft b is driven to rotate under the meshing action of the gear a and the gear b, and then the placing plate is driven to rotate, so that the shell substrate can be driven to rotate to the other side face, the polishing and trimming operation is carried out on the shell substrate by repeating the operation just before, the shell substrate is not required to be operated by a worker holding a polishing motor, time and labor are saved, the working efficiency is improved, and convenience is brought to the working of the work.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the present invention;
fig. 3 is a schematic structural diagram of the bottom plate of the present invention viewed from above;
fig. 4 is an enlarged schematic structural view at a position a of the present invention;
in the figure: 1. a base plate; 2. a rotating shaft a; 3. a turntable; 4. a gear a; 5. a gear b; 6. a rotating shaft b; 7. placing the plate; 8. a roller groove; 9. a roller; 10. a movable plate; 11. an electric push rod a; 12. a fixing plate; 13. a drive motor; 14. a slider; 15. a chute; 16. grinding the wheel; 17. a vertical plate; 18. a protection plate a; 19. a protection plate b; 20. a top plate; 21. an electric push rod b; 22. pressing a plate; 23. a dust extraction pipe; 24. a dust extraction hood; 25. an exhaust fan; 26. a dust outlet pipe; 27. a collection box; 28. a drawer; 29. a filter screen; 30. an air outlet; 31. an observation window; 32. a universal ball; 33. an annular groove; 34. and an electric push rod c.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a polishing and trimming device for processing an artistic fruit peel box comprises a base plate 1, wherein a protection plate a18 and a protection plate b19 are welded in front of and behind the upper surface of the base plate 1 respectively, the left side of the upper surface of the base plate 1 is fixedly connected with the lower surface of a vertical plate 17, the upper surfaces of the vertical plate 17, the protection plate a18 and the protection plate b19 are fixedly connected with the lower surface of a top plate 20, a bearing a is clamped on the lower surface of the base plate 1, a rotating shaft a2 is sleeved on the inner wall of the bearing a, the bottom end of the rotating shaft a2 is fixedly connected with the upper surface of a turntable 3, a handle is welded on the lower surface of the turntable 3, a gear a4 is fixedly connected on the outer surface of a rotating shaft a2, a gear a4 is meshed with a gear 63b 25, a gear b5 is fixedly connected on the outer surface of a rotating shaft b;
the top end of the rotating shaft b6 is fixedly connected with the lower surface of the placing plate 7, the upper surface of the bottom plate 1 is provided with two roller grooves 8, the inner walls of the two roller grooves 8 are respectively connected with a roller 9 in a rolling manner, the two rollers 9 are respectively fixedly installed on the lower surface of the movable plate 10, the back surface of the movable plate 10 is fixedly connected with one end of the front surface of an electric push rod a11, the electric push rod a11 is electrically connected with an external power supply, the electric push rod a11 is fixedly installed on the front surface of the protection plate a18, the left side of the upper surface of the movable plate 10 is welded with the fixing plate 12, the right side surface of the fixing plate 12 is fixedly installed with an electric push rod c34, the electric push rod c34 is electrically connected with the external power supply, the right end of the electric push rod c34 is fixedly connected with the;
the sliding block 14 is connected in the sliding groove 15 in a sliding manner, the sliding groove 15 is horizontally arranged on the upper surface of the movable plate 10, the driving motor 13 is electrically connected with an external power supply, the outer surface of an output shaft of the driving motor 13 is fixedly connected with a grinding wheel 16, the lower surface of the top plate 20 is fixedly provided with an electric push rod b21, the bottom end of the electric push rod b21 is fixedly connected with the upper surface of the pressing plate 22, the upper surface of the top plate 20 is connected with a pipe sleeve q in a clamping manner, the inner wall of the pipe sleeve a is sleeved with a dust extraction pipe 23, one end of the dust extraction pipe 23 is communicated with a dust extraction cover 24, one end of the dust extraction pipe 23 far away from the dust extraction cover 24 is communicated with an air inlet of an exhaust fan 25, an air outlet 30 of the exhaust fan 25 is communicated with one end of a dust outlet pipe 26, the outer surface of the dust outlet pipe 26 is sleeved with a pipe, a filter screen 29 is fixedly arranged in the drawer 28, and an air outlet 30 is arranged on the lower surface of the collecting box 27.
In this embodiment, the type of the driving motor 13 may be YE2-112M-4, and the driving motor 13 is controlled to drive the grinding wheel 16 to rotate, so as to grind and trim the substrate of the housing.
In this embodiment, the types of the electric push rod a11, the electric push rod b21 and the electric push rod c34 can be ZTPT, the electric push rod b21 is controlled to extend and drive the pressing plate 22 to move downwards so as to fix the housing substrate, the housing substrate is prevented from shaking during polishing and trimming, the electric push rod a11 is controlled to extend or contract so that the movable plate 10 moves back and forth in the roller groove 8 through the roller 9 and further drives the polishing wheel 16 to move back and forth, the electric push rod c34 is controlled to extend and drive the polishing wheel 16 to move right to be attached to the side face of the housing substrate, and therefore the electric push rod a11 and the electric push rod c34 are matched to polish and trim the side face of the housing substrate.
In this embodiment, the model of air exhauster 25 can be the EG, starts through control air exhauster 25 for air exhauster 25 passes through the sweeps that the 24 extraction operation in-process of suction hood produced, and the gas that is doped with the sweeps enters into collection box 27 through dust outlet pipe 26 and collects, and gas is discharged from air outlet 30 after being filtered by filter screen 29.
In the embodiment, a worker places the peel box shell base plate on the placing plate 7, controls the electric push rod b21 to extend and drive the pressing plate 22 to move downwards so as to fix the shell base plate, controls the driving motor 13 to start and drive the grinding wheel 16 to rotate, controls the electric push rod c34 to extend so that the driving motor 13 moves rightwards in the sliding groove 15 through the sliding block 14 on the lower surface of the motor protecting shell, further drives the grinding wheel 16 to move rightwards to be attached to the side surface of the shell base plate, controls the electric push rod a11 to extend or contract, further causes the movable plate 10 to move forwards and backwards in the roller groove 8 through the roller 9, further drives the driving motor 13 on the movable plate 10 to move forwards and backwards so as to drive the grinding wheel 16 to move forwards and backwards, thereby grinding the side surface of the shell base plate, controls the electric push rod a11, the electric push rod b21 and the electric push rod c34, and then the gear a4 on the rotating shaft a2 is driven to rotate, the rotating shaft b6 is driven to rotate under the meshing action of the gear a4 and the gear b5, and then the placing plate 7 is driven to rotate, so that the shell substrate can be driven to rotate to the other side surface, the just-before operation is repeated to polish and trim the shell substrate, meanwhile, the exhaust fan 25 is started in the polishing and trimming process, the generated waste chips enter the collecting box 27 under the extraction of the exhaust fan 25, the waste chips are filtered by the filter screen 29 in the drawer 28, air is exhausted from the air outlet 30, the waste chips are cleaned by pulling out the drawer 28, the arrangement of the protection plate a18 and the protection plate b19 can ensure that the waste chips generated in the polishing and trimming process cannot fly around, a worker is ensured to be in a relatively safe environment, and the worker can observe the polishing and trimming progress through the observation window 31, thereby facilitating the work of.
Furthermore, the left side surface and the right side surface of the lower surface of the placing plate 7 are respectively fixedly provided with universal balls 32, the universal balls 32 are connected in an annular groove 33 in a rolling manner, and the annular groove 33 is formed in the upper surface of the bottom plate 1.
In this embodiment, through setting up universal ball 32 at the lower surface of placing board 7 for the workman rotates the handle and drives gear b5 through gear a4 and rotate, and then makes pivot b6 drive when placing board 7 and rotate, makes universal ball 32 rotate in annular groove 33, and universal ball 32 supports placing board 7, makes and is difficult for rocking and more stable when placing board 7 and rotating.
Further, the pressing plate 22 is located directly above the placing plate 7.
In this embodiment, by arranging the pressing plate 22 right above the placing plate 7, a worker can drive the pressing plate 22 to move downwards by controlling the extension of the electric push rod b21, and then fix the housing substrate on the placing plate 7, thereby avoiding the housing substrate from shaking during the polishing and trimming operation of the housing substrate.
Further, the dust outlet pipe 26 is located in the collection box 27 and at one end above the drawer 28.
In this embodiment, when the gas doped with the scraps enters the collecting box 27 through the dust outlet pipe 26 after being extracted by the exhaust fan 25, the scraps can be filtered by the filter net 29 in the drawer 28, so that the scraps can be collected and filtered.
Furthermore, the protective plate b19 is provided with an observation window 31.
In the present embodiment, the observation window 31 is provided so that a worker can observe the polishing and trimming operation of the housing substrate through the observation window 31.
Furthermore, four corners of the lower surface of the bottom plate 1 are fixedly provided with supporting legs.
In this embodiment, the supporting leg supports bottom plate 1, and then supports placing board 7 on bottom plate 1 to adaptation workman's height carries out the operation, has made things convenient for workman's work.
The utility model discloses a theory of operation and use flow: after the utility model is installed, a worker places a peel box shell substrate on a placing plate 7, controls an electric push rod b21 to extend to drive a pressing plate 22 to move downwards so as to fix the shell substrate, controls a driving motor 13 to start to drive a polishing wheel 16 to rotate, controls an electric push rod c34 to extend so that the driving motor 13 moves rightwards in a chute 15 through a slide block 14 on the lower surface of a motor protective shell, further drives the polishing wheel 16 to move rightwards to be attached to the side surface of the shell substrate, simultaneously controls an electric push rod a11 to extend or contract so as to enable a movable plate 10 to move forwards and backwards in a roller groove 8 through a roller 9, thereby driving the driving motor 13 on the movable plate 10 to move forwards and backwards so as to drive the polishing wheel 16 to move forwards and backwards, thereby carrying out polishing and trimming operation on the side surface of the shell substrate, controls the electric push rod a11, the electric push rod, the turntable 3 is rotated through the handle, so that the gear a4 on the rotating shaft a2 is driven to rotate, the rotating shaft b6 is driven to rotate under the meshing action of the gear a4 and the gear b5, the placing plate 7 is driven to rotate, the shell substrate can be driven to rotate to the other side surface, the shell substrate is polished and trimmed by repeating the operation just before, the exhaust fan 25 is started in the polishing and trimming process, generated waste chips enter the collecting box 27 under the extraction of the exhaust fan 25, the waste chips are filtered by the filter screen 29 in the drawer 28, air is discharged from the air outlet 30, and the waste chips are cleaned by pulling out the drawer 28.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an artistic litterbin processing is with deburring device that polishes, includes bottom plate (1), its characterized in that: protection plate a (18) and protection plate b (19) are welded in front of and behind the upper surface of the bottom plate (1) respectively, the left side of the upper surface of the bottom plate (1) is fixedly connected with the lower surface of a vertical plate (17), the upper surfaces of the vertical plate (17), the protection plate a (18) and the protection plate b (19) are fixedly connected with the lower surface of a top plate (20), a bearing a is clamped on the lower surface of the bottom plate (1), a rotating shaft a (2) is sleeved on the inner wall of the bearing a, the bottom end of the rotating shaft a (2) is fixedly connected with the upper surface of a turntable (3), a handle is welded on the lower surface of the turntable (3), a gear a (4) is fixedly connected with the outer surface of the rotating shaft a (2), the gear a (4) is meshed with a gear b (5), the gear b (5) is fixedly connected with the outer surface of a rotating shaft b (6), and a bearing b is sleeved on the, the bearing b is clamped on the lower surface of the bottom plate (1);
the top end of the rotating shaft b (6) is fixedly connected with the lower surface of the placing plate (7), the upper surface of the bottom plate (1) is provided with two roller grooves (8), the inner walls of the two roller grooves (8) are connected with rollers (9) in a rolling manner, the two rollers (9) are fixedly installed on the lower surface of the movable plate (10), the back surface of the movable plate (10) is fixedly connected with one front end of an electric push rod a (11), the electric push rod a (11) is electrically connected with an external power supply, the electric push rod a (11) is fixedly installed on the front surface of the protecting plate a (18), the left side of the upper surface of the movable plate (10) is welded with a fixing plate (12), the right side surface of the fixing plate (12) is fixedly provided with an electric push rod c (34), the electric push rod c (34) is electrically connected with the external power supply, and the right end of the electric push rod c (34), the lower surface of the motor protective shell is welded with a sliding block (14), and a driving motor (13) is fixedly arranged in the motor protective shell;
slider (14) sliding connection is in spout (15), the upper surface at fly leaf (10) is seted up to spout (15) level, driving motor (13) and external power electric connection, the outer fixed surface of driving motor (13) output shaft is connected with grinding wheel (16), the lower fixed surface of roof (20) installs electric putter b (21), the bottom of electric putter b (21) and the upper surface fixed connection of clamp plate (22), the upper surface joint of roof (20) has pipe box q, and the inner wall of pipe box a has cup jointed dust extraction pipe (23), the one end and the dust extraction cover (24) of dust extraction pipe (23) are linked together, the one end that dust extraction cover (24) was kept away from in dust extraction pipe (23) is linked together with the air intake of air exhauster (25), air outlet (30) and the one end of play dirt pipe (26) of air exhauster (25) are linked together, the outer surface of the dust outlet pipe (26) is sleeved with a pipe sleeve b, the pipe sleeve b is clamped on the upper surface of the collecting box (27), the dust outlet pipe (26) penetrates through the pipe sleeve b and extends to the inside of the collecting box (27), a drawer (28) is arranged in the collecting box (27), a filter screen (29) is fixedly arranged in the drawer (28), and an air outlet (30) is formed in the lower surface of the collecting box (27).
2. The grinding and trimming device for processing the artistic litterbin as claimed in claim 1, which is characterized in that: the left side surface and the right side surface of the lower surface of the placing plate (7) are respectively and fixedly provided with universal balls (32), the universal balls (32) are connected in an annular groove (33) in a rolling manner, and the annular groove (33) is formed in the upper surface of the bottom plate (1).
3. The grinding and trimming device for processing the artistic litterbin as claimed in claim 1, which is characterized in that: the pressing plate (22) is positioned right above the placing plate (7).
4. The grinding and trimming device for processing the artistic litterbin as claimed in claim 1, which is characterized in that: the dust outlet pipe (26) is positioned in the collecting box (27), and one end of the dust outlet pipe is positioned above the drawer (28).
5. The grinding and trimming device for processing the artistic litterbin as claimed in claim 1, which is characterized in that: and the protective plate b (19) is provided with an observation window (31).
6. The grinding and trimming device for processing the artistic litterbin as claimed in claim 1, which is characterized in that: four corners of the lower surface of the bottom plate (1) are fixedly provided with supporting legs.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201822008866.3U CN209868155U (en) | 2018-12-03 | 2018-12-03 | Art litterbin processing is with deburring device that polishes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201822008866.3U CN209868155U (en) | 2018-12-03 | 2018-12-03 | Art litterbin processing is with deburring device that polishes |
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CN209868155U true CN209868155U (en) | 2019-12-31 |
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CN201822008866.3U Active CN209868155U (en) | 2018-12-03 | 2018-12-03 | Art litterbin processing is with deburring device that polishes |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111360597A (en) * | 2020-04-09 | 2020-07-03 | 何海忠 | Crawler-type reconnaissance robot battery protective housing grinding device |
CN112454467A (en) * | 2020-10-23 | 2021-03-09 | 湖南省嘉庆伟业箱包有限公司 | Cloth scrap removing and trimming device for intelligent luggage production and use method thereof |
-
2018
- 2018-12-03 CN CN201822008866.3U patent/CN209868155U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111360597A (en) * | 2020-04-09 | 2020-07-03 | 何海忠 | Crawler-type reconnaissance robot battery protective housing grinding device |
CN112454467A (en) * | 2020-10-23 | 2021-03-09 | 湖南省嘉庆伟业箱包有限公司 | Cloth scrap removing and trimming device for intelligent luggage production and use method thereof |
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