CN210550529U - Gravity sand planting machine - Google Patents
Gravity sand planting machine Download PDFInfo
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- CN210550529U CN210550529U CN201921387942.4U CN201921387942U CN210550529U CN 210550529 U CN210550529 U CN 210550529U CN 201921387942 U CN201921387942 U CN 201921387942U CN 210550529 U CN210550529 U CN 210550529U
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Abstract
The utility model discloses a gravity sand planting machine, relate to the technical field of abrasive paper production facility, which comprises a frame, be provided with the conveyer belt of carrying the sand grain in the frame and set up the sand hopper in the conveyer belt top, be provided with the drive arrangement of drive conveyer belt conveying in the frame, the guide roller that is connected with the guide sand paper substrate behind the sand planting is still rotated to the frame top, be provided with in the frame and support tight device of covering the back abrasive paper substrate in the conveying up end tightly, frame upper end face guard is equipped with the dust cover of sealing the conveyer belt, the dust cover is kept away from the one end of sand hopper and is seted up the current entry of being convenient for after the covering rubber, the current export of abrasive paper substrate after the sand planting is seted up in guide roller top to the dust cover up, the feed opening of sand hopper extends to in the dust cover. The utility model discloses a dust cover separates the sand grain dust that falls in to the sand fill and is sucked by dust extraction again, has reduced the harm of gravel dust to operating personnel.
Description
Technical Field
The utility model belongs to the technical field of the technique of abrasive paper production facility and specifically relates to a sand machine is planted to gravity is related to.
Background
Sandpaper is a material used for grinding, usually to grind metal, wood, etc. to make them smooth and clean, and is usually made by applying various grinding grits to base paper. According to different abrasive substances, the abrasive paper has multiple types such as carborundum abrasive paper, artificial carborundum abrasive paper, glass abrasive paper and the like, abrasive paper is selected according to purposes during actual use, abrasive paper with a proper mesh number is selected according to actual polishing requirements, the mesh number of the abrasive paper corresponds to the number of abrasive particles in the area of 1 inch by 1 inch, and the size of the abrasive particles can also be reflected. When the sand paper is produced, a curing agent is usually brushed on one side of a sand paper substrate, sand grains are adsorbed on the curing agent in a static sand planting or gravity sand planting mode, then the sand paper is conveyed into a drying chamber to be dried, so that the sand grains gradually enter the curing agent, and finally a layer of resin is brushed to fix the sand grains, so that the finished sand paper can be produced.
Chinese patent with patent publication No. CN204263011U proposes a gravity sand-planting machine for sponge abrasive blocks, which comprises a conveyor belt for conveying sponge base bodies, a sand hopper arranged above the conveyor belt, a uniform sand plate arranged between the bottom of the sand hopper and the conveyor belt, an outlet of the automatic sand-lifting machine arranged above the sand hopper, and a rotary roller arranged in the sand hopper. The utility model discloses an utilize gravity principle of earth's gravity, after the grit that falls from the sand hopper strikes even sand board, the free fall is accomplished and is planted the sand task to the sponge base member that has the glue coating, and convenient operation, and it is effectual to plant the sand.
The above prior art solutions have the following drawbacks: the sand grains are freely fallen and adhered to the curing agent on the sand paper base material under the action of gravity, fine dust in the sand grains can also fall along with the sand grains and float in the air, the dust flying phenomenon is serious, and dust lungs are easily caused after field operators inhale the dust. Silicosis seriously affects the health of the operator.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a can effectively avoid gravity sand planting machine of raise dust.
The utility model aims at realizing through the following technical scheme:
the utility model provides a gravity sand planting machine, includes the frame, be provided with the conveyer belt and the setting of carrying the sand grain in the frame the sand hopper of conveyer belt top, be provided with the drive in the frame the drive arrangement of conveyer belt conveying, the frame top still rotates the guide roller that is connected with the guide sand paper substrate after planting sand, be provided with in the frame and support tight device in the conveying up end to tight sand paper substrate after covering glue, frame upper end face guard is equipped with the dust cover of closed conveyer belt, the dust cover is kept away from the current entry of sand paper after the cover glue of being convenient for is seted up to the one end of sand hopper, the dust cover up end in the guide roller top is seted up the current export of sand paper substrate after being convenient for planting sand, the feed opening of sand hopper extends to in the dust cover, still be provided with the dust extraction of clearance sand grain dust on the dust.
By adopting the technical scheme, the sand paper base material coated with the glue is conveyed to the upper part of the conveying belt, passes through the abutting device and then is guided by the guide roller to be transmitted out of the sand planting machine, sand grains falling freely from the sand hopper fall onto the conveying belt and are conveyed to the lower part of the abutting device by the conveying belt, and the abutting device abuts the sand paper base material against the sand grains on the upper end surface of the conveying belt, so that the sand grains are adhered to the glue coating surface of the sand paper base material, and the effective sand planting of the gravity sand planting machine on the sand paper base material is realized; after lighter grit dust fell from the sand hopper feed opening in the sand hopper, the dust cover protected it to avoid the grit dust to fly away and inhale and influence healthy by the operation personnel in the air, dust extraction further reduced grit dust to operation personnel's harm simultaneously with the sand grain dust suction of flying away in the dust cover.
Further setting the following steps: the dust suction device comprises a dust suction nozzle arranged in the dust cover, the dust suction nozzle is located on one side, away from the sand hopper, of the abutting device, the dust suction nozzle points to the outer wall of the conveying belt, a material pumping machine is arranged on the rack, and a feeding port of the material pumping machine is communicated with the dust suction nozzle.
Through adopting above-mentioned technical scheme, start the stock extractor, the stock extractor passes through the grit dust suction of dust absorption mouth in with the dust cover, and the directional conveyer belt outer wall of dust absorption mouth simultaneously can also be with the sand grain suction in the lump of the adhesion on the abrasive paper substrate on the conveyer belt to it is difficult to the clearance to pile up in the frame below to avoid the sand grain.
Further setting the following steps: the discharge hole of the material pumping machine is communicated with the sand hopper.
By adopting the technical scheme, the material pumping machine leads sand grains and gravel dust sucked from the dust suction nozzle into the sand hopper for recycling so as to reduce the unnecessary loss of the sand grains.
Further setting the following steps: the sand hopper is characterized in that a cleaning roller is connected to the rack in a rotating mode, a first water absorption layer of the peripheral wall of the conveying belt is sleeved on the peripheral wall of the cleaning roller in a butt mode, a water spraying device wetting the first water absorption layer is arranged on the rack, and the cleaning roller is far away from a sand hopper discharge port.
Through adopting above-mentioned technical scheme, the conveyer belt drives the first water absorption layer and the cleaning roller rotation of butt on its perisporium when the conveying, and water jet equipment is to first water absorption layer water spray in order to keep the moist state of first water absorption layer to first water absorption layer is scraped the remaining adhesive sand grain dust of conveyer belt perisporium when following the conveyer belt rotation, has further reduced the possibility that sand grain dust floats repeatedly in the dust cover.
Further setting the following steps: the water spraying device comprises a water spraying nozzle which is fixed on the rack and points to the cleaning roller, a water pump is arranged on the rack, a water inlet of the water pump is communicated with a water source, and a water outlet of the water pump is communicated with the water spraying nozzle.
Through adopting above-mentioned technical scheme, open the water pump, the clear water that the water pump will be sucked from the water source passes through the water spout and sprays first water-absorbing layer on, has guaranteed lasting moist of first water-absorbing layer to ensure the effective cleanness to the conveyer belt periphery wall.
Further setting the following steps: and a collecting box positioned right below the cleaning roller is arranged on the frame.
By adopting the technical scheme, the sand dust scraped by the first water absorption layer on the conveyor belt falls into the collection box, so that the production site is prevented from being polluted by wet sand as much as possible.
Further setting the following steps: the cleaning roller is connected with a plurality of drying rollers in a rotating mode on one side of the conveying direction of the conveying belt, and the outer peripheral wall of each drying roller is provided with a second water absorbing layer in a sleeved mode.
Through adopting above-mentioned technical scheme, the conveyer belt is in moist state through first waterproof layer wiping back periphery wall, and a plurality of seconds absorb water the layer and clean the conveyer belt periphery wall as far as possible when following the conveyer belt rotation to reduce the sand grain adhesion that falls in the sand hopper and on the conveyer belt periphery wall possibility.
Further setting the following steps: the dust cover is made of transparent materials.
Through adopting above-mentioned technical scheme, the dust cover that transparent material made is convenient for the operation personnel directly perceivedly to observe the speed of falling sand grain in the sand hopper, is convenient for in time adjust.
Further setting the following steps: the tight device of supporting is in including going up and down to set up the tight board of supporting directly over the conveyer belt, the frame up end in the equal vertical rigid coupling in both sides of conveyer belt width direction has the support of transversal personally submitting "L" font, the vertical rigid coupling in horizontal segment of support has the screw rod, two the screw rod runs through respectively support the both ends of tight board, the screw rod periphery wall in the equal threaded connection of both sides about the tight board has adjusting nut.
Through adopting above-mentioned technical scheme, rotatory adjusting nut makes to support tight board and be located the different positions of screw rod to adjusting nut through supporting tight board upper and lower both sides is fixed supporting tight board, with the sand paper substrate that ensures to support tight board after will coating glue as far as possible compresses tightly on the sand grain on the conveyer belt, with the sand planting rate of ensureing gravity sand planting machine.
To sum up, the utility model discloses a beneficial technological effect does:
1. the dust cover protects the flying gravel dust so as to prevent the gravel dust from being sucked by the operators to influence the health of the operators, and the dust suction device sucks the flying gravel dust out of the dust cover so as to further reduce the harm of the gravel dust to the operators;
2. the material pumping machine pumps out sand dust in the dust cover and sand remained on the outer peripheral wall of the conveying belt through the dust suction nozzle and conveys the sand to the sand hopper for recycling, so that the unnecessary loss of the sand is reduced;
3. the conveying belt peripheral wall is wiped after the first water absorption layer is wet, the cleanliness factor of the conveying belt peripheral wall is improved, and meanwhile, the conveying belt peripheral wall is dried by the second water absorption layers, so that the possibility that sand falling from the sand hopper is adhered to the conveying belt peripheral wall is reduced.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the whole structure of the present invention with the dust cover removed;
fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.
Reference numerals: 1. a frame; 2. a conveyor belt; 3. a sand hopper; 4. a guide roller; 5. a dust cover; 6. a dust suction nozzle; 7. a material pumping machine; 8. a cleaning roller; 9. a first water absorption layer; 10. a water spray nozzle; 11. a water pump; 12. a collection box; 13. a drying roller; 14. a second water-absorbing layer; 15. a propping plate; 16. a support; 17. a screw; 18. adjusting the nut; 19. a drive motor; 20. an inlet; 21. an outlet; 22. a power motor; 23. a first belt; 24. a second belt.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, for the utility model discloses a gravity sand planting machine, including a rectangular frame-shaped frame 1, a conveyer belt 2 for conveying sand grains is arranged on the frame 1, a driving device for driving the conveyer belt 2 to convey is arranged on the frame 1, the driving device includes a driving roller (not shown in the figure) and a driven roller (not shown in the figure) which are respectively connected with two ends of the frame 1 in a rotating way, a driving motor 19 is fixedly connected with one side of the length direction of the frame 1, the output end of the driving motor 19 is fixedly connected with the driving roller, the driving roller and the driven roller are respectively arranged at two ends of the inner side of the conveyer belt 2 and tension the conveyer belt 2, the conveying direction of the conveyer belt 2 is the driven roller pointed by the driving roller, a sand hopper 3 is fixedly connected with the upper part of the driving roller on the frame 1, the feed opening of the sand hopper 3 points to the, the frame 1 is provided with a tight-supporting device which tightly supports the sand paper base material after being coated with glue and is arranged on the upper end surface of the conveying device, and the tight-supporting device is positioned on one side of the guide roller 4 far away from the sand hopper 3.
The driving motor 19 is started, the driving motor 19 drives the driving roller to rotate when driving the output end of the driving motor to rotate, the driving roller drives the conveying belt 2 tensioned on the peripheral wall of the driving roller to convey when rotating, so that sand grains in the sand hopper 3 fall on the conveying belt 2 and are conveyed to the lower part of the abutting device through the conveying belt 2, the sand paper base material coated with glue is conveyed to the abutting device and then abutted against a sand grain layer on the conveying belt 2 by the abutting device, and the sand grains are adhered to the gluing surface of the sand paper base material along with the opposite movement of the sand paper base material and the sand grains, and then are conveyed out of the gravity sand-planting machine after being turned by the guide roller 4; the sand grains are laid on the conveyor belt 2 to a sufficient thickness to prevent the coating of the sandpaper substrate from adhering to the conveyor belt 2.
Referring to fig. 2, the abutting device comprises an abutting plate 15 which is arranged right above the conveyor belt 2 in a lifting mode, the length of the abutting plate 15 is larger than the width of the conveyor belt 2, two side edges of the abutting plate in the length direction are both arranged into arc surfaces, a support 16 with an inverted L-shaped cross section is fixedly connected to the upper end surface of the rack 1 and two sides of the conveyor belt 2 in the width direction, a screw 17 is fixedly connected to the lower end surface of the horizontal section of the support 16 in a vertical mode, the two screw 17 penetrate through two ends of the abutting plate 15 respectively, and adjusting nuts 18 are connected to the outer peripheral wall of the screw 17 and the upper side and the lower. The adjusting nuts 18 are rotated to enable the abutting plate 15 to be located at different positions of the screw 17, the abutting plate 15 is fixed through the adjusting nuts 18 on the upper side and the lower side of the abutting plate 15, the abutting plate 15 is enabled to be pressed tightly on sand grain layers on the conveying belt 2 through the coated sand paper base materials, sand planting rate of the gravity sand planting machine is guaranteed, and meanwhile the gravity sand planting machine is enabled to be suitable for sand planting operation of sand grains with different grain sizes.
Referring to fig. 1 and 2, a dust cover 5 for sealing the conveyor belt 2 is arranged on a face cover at the upper end of the frame 1, the dust cover 5 is made of an acrylic plate, an inlet 20 convenient for sand paper to pass after adhesive coating is formed in one end of the dust cover 5 away from the sand hopper 3, an outlet 21 convenient for sand paper base material to pass after sand planting is formed in the upper end face of the dust cover 5 above the guide roller 4, and a feed opening of the sand hopper 3 extends into the dust cover 5; still be provided with the dust extraction of clearance sand grain dust on the dust cover 5, dust extraction is including fixing the dust absorption mouth 6 on the dust cover 5 is close to entry 20 one side inner wall, and the suction nozzle is the transversal cavity form of personally submitting triangle-shaped, and 2 outer walls of conveyer belt on the directional driven voller periphery wall cambered surface of dust absorption mouth 6 slant upwards and with the laminating of 2 outer walls of conveyer belt, dust cover 5 still is provided with the stock extractor 7 outward, the pan feeding mouth and the dust absorption mouth 6 intercommunication of stock extractor 7, discharge gate and the upper end intercommunication of sand hopper 3.
After light gravel dust in the sand hopper 3 falls from the feed opening of the sand hopper 3, the dust cover 5 protects the light gravel dust so as to prevent the gravel dust from floating in the air and being sucked by an operator to influence the body health; meanwhile, after the material pumping machine 7 is started, the material pumping machine 7 sucks gravel dust in the dust cover 5 through the dust suction nozzle 6, the dust suction nozzle 6 points to the outer wall of the conveyor belt 2, sand grains which are not adhered to a sand paper base material on the conveyor belt 2 can be sucked out together, so that the sand grains are prevented from being accumulated below the rack 1 and being difficult to clean, and the material pumping machine introduces the sand grains and the gravel dust sucked from the dust suction nozzle 6 into the sand hopper 3 for recycling, so that the waste of the sand grains is reduced; the dust cover 5 made of acrylic is convenient for operators to visually observe the rate of falling sand grains in the sand hopper 3 and the sand planting condition, and the operators can adjust the dust cover in time.
Referring to fig. 2 and 3, a cleaning roller 8 along the width direction of the frame 1 is rotatably connected to the frame 1 below the conveyor belt 2, the cleaning roller 8 is close to the dust suction nozzle 6, a first water absorption layer 9 abutted against the outer peripheral wall of the conveyor belt 2 is adhered and sleeved on the outer peripheral wall of the cleaning roller 8, and the first water absorption layer 9 is made of sponge; a water spraying device of a wetting water absorption layer is arranged on the rack 1, the water spraying device comprises a water spraying nozzle 10 which is fixed on the rack 1 and points to the cleaning roller 8, the water spraying nozzle 10 is in a strip shape along the length direction of the cleaning roller 8, a water pump 11 is arranged outside the dust cover 5, the water inlet of the water pump 11 is communicated with a water source, the water outlet is communicated with the water spraying nozzle 10, and a collecting device which is positioned under the cleaning roller 8 and is arranged along the length direction of the cleaning roller 8 is fixedly connected in the rack 1; one side that is close to sand hopper 3 in scrub roller 8 on frame 1 rotates and is connected with two drying rollers 13 along frame 1 width direction, and drying rollers 13 periphery wall adhesion cover is equipped with the second layer 14 that absorbs water, and the second layer 14 that absorbs water is made by the sponge.
The conveyor belt 2 drives the first water absorption layer 9 and the cleaning roller 8 which are abutted against the outer peripheral wall of the conveyor belt to rotate when being conveyed, the water pump 11 is started, the water pump 11 sprays clear water sucked from a water source onto the first water absorption layer 9 through the water spray nozzle 10, and the continuous wetting of the first water absorption layer 9 is ensured, so that the first water absorption layer 9 scrapes sand dust remained and adhered on the outer peripheral wall of the conveyor belt 2 and drops into the collection box 12 when rotating along with the conveyor belt 2, the pollution of wet sand to a production site is avoided as far as possible, and the possibility that the sand dust repeatedly floats in the dust cover 5 is further reduced; and the outer peripheral wall of the conveyor belt 2 is in a wet state after being wiped by the first water absorption layer 9, and the two second water absorption layers 14 wipe the outer peripheral wall of the conveyor belt 2 completely as far as possible when rotating along with the conveyor belt 2, so that the dryness of the outer peripheral wall of the conveyor belt 2 is ensured as far as possible, and the possibility that too much sand falling from the sand hopper 3 is adhered to the outer peripheral wall of the conveyor belt 2 is reduced.
Still the rigid coupling has power motor 22 outside dust cover 5 on frame 1, and power motor 22's output and the coaxial rigid coupling of cleaning roller 8, and the common tensioning cover of the periphery wall that cleaning roller 8 and adjacent drying roller 13 are close to power motor 22 one end is equipped with first belt 23, and the common tensioning cover of the periphery wall that two drying rollers 13 are close to power motor 22 one end is equipped with second belt 24, and the direction of rotation of cleaning roller 8 is the same with the direction of rotation of drive roll.
The power motor 22 is started, the power motor 22 drives the cleaning roller 8 to rotate when driving the output end to rotate, the cleaning roller 8 drives the drying rotation close to the cleaning roller through the conveyor belt 2 of the first belt 23, the drying roller 13 drives the other drying roller 13 to rotate through the conveyor belt 2 of the second belt 24, and therefore the first water absorption layer 9 and the second water absorption layer 14 are both opposite to the conveying direction of the lower end of the conveyor belt 2, the cleaning degree of the peripheral wall of the conveyor belt 2 by the first water absorption layer 9 is improved, and the drying degree of the peripheral wall of the conveyor belt 2 by the second water absorption layer 14 is improved.
The implementation principle and the beneficial effects of the embodiment are as follows:
conveying the coated sand paper base material to the upper part of the conveying belt 2, guiding the coated sand paper base material to be conveyed out of the sand planting machine through the guide roller 4 after passing through the abutting plate 15, enabling sand grains falling freely from the sand hopper 3 to fall onto the conveying belt 2 and be conveyed to the lower part of the abutting plate 15 through the conveying belt 2, abutting the sand paper base material on a sand grain layer on the upper end surface of the conveying belt 2 through the abutting plate 15, and enabling sand grains on the conveying belt 2 to be adhered to the coating surface of the sand paper base material along with continuous conveying of the sand paper base material, so that effective sand planting of the gravity sand planting machine on the sand paper base material is realized; after lighter grit dust fell from 3 feed openings of sand hopper in the sand hopper 3, dust cover 5 protected it to avoid the grit dust to fly away and inhaled and influence healthy by the operation personnel in the air, dust extraction was with the grit dust suction that drifts away in the dust cover 5 simultaneously, has further reduced grit dust to operation personnel's harm.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (9)
1. The utility model provides a sand machine is planted to gravity which characterized in that: comprises a frame (1), a conveying belt (2) for conveying sand grains and a sand hopper (3) arranged above the conveying belt (2) are arranged on the frame (1), a driving device for driving the conveying belt (2) to convey is arranged on the frame (1), a guide roller (4) for guiding the sand-planted back sand paper substrate is also rotatably connected above the frame (1), a tightening device for tightening the gluing back sand paper substrate on the conveying upper end face is arranged on the frame (1), a dust cover (5) for sealing the conveying belt (2) is arranged on the upper end face cover of the frame (1), an inlet (20) convenient for the gluing back passing sand paper is arranged at one end of the dust cover (5) far away from the sand hopper (3), an outlet (21) convenient for the sand-planted back sand paper substrate passing is arranged above the guide roller (4) on the upper end face cover of the dust cover (5), and a feed opening of the sand hopper (3) extends into the dust cover (5), and a dust collection device for cleaning sand and dust is also arranged on the dust cover (5).
2. The gravity sand-planting machine according to claim 1, characterized in that: dust extraction is including setting up dust absorption mouth (6) in dust cover (5), dust absorption mouth (6) are located support tight device and keep away from one side of sand hopper (3), dust absorption mouth (6) point to conveyer belt (2) outer wall, be provided with on frame (1) and take out material machine (7), the pan feeding mouth of taking out material machine (7) with dust absorption mouth (6) intercommunication.
3. A gravity sand-planting machine according to claim 2, characterized in that: the discharge hole of the material pumping machine (7) is communicated with the sand hopper (3).
4. A gravity sand-planting machine according to any one of claims 1 to 3, characterized in that: rotate on frame (1) and be connected with cleaning roller (8), cleaning roller (8) periphery wall cover is equipped with the butt and is in first water absorption layer (9) of conveyer belt (2) periphery wall, be provided with moist on frame (1) the water jet equipment of first water absorption layer (9), cleaning roller (8) are kept away from sand hopper (3) discharge gate.
5. A gravity sand-planting machine according to claim 4, characterized in that: the water spraying device comprises a water spraying nozzle (10) which is fixed on the rack (1) and points to the cleaning roller (8), a water pump (11) is arranged on the rack (1), a water inlet of the water pump (11) is communicated with a water source, and a water outlet of the water pump is communicated with the water spraying nozzle (10).
6. A gravity sand-planting machine according to claim 5, characterized in that: and a collecting box (12) which is positioned under the cleaning roller (8) is arranged on the frame (1).
7. A gravity sand-planting machine according to claim 6, characterized in that: frame (1) go up in cleaning roller (8) are followed one side rotation of conveyer belt (2) direction of transfer is connected with a plurality of drying rollers (13), drying roller (13) periphery wall cover is equipped with the butt and is in the second of conveyer belt (2) periphery wall absorbs water layer (14).
8. The gravity sand-planting machine according to claim 1, characterized in that: the dust cover (5) is made of transparent materials.
9. The gravity sand-planting machine according to claim 1, characterized in that: support tight device including go up and down to set up support tight board (15) directly over conveyer belt (2), frame (1) up end in conveyer belt (2) width direction's the equal vertical rigid coupling in both sides has transversal support (16) of personally submitting "L" font, the vertical rigid coupling of horizontal segment of support (16) has screw rod (17), two screw rod (17) run through respectively support the both ends of tight board (15), screw rod (17) periphery wall in support the equal threaded connection in both sides about tight board (15) has adjusting nut (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921387942.4U CN210550529U (en) | 2019-08-24 | 2019-08-24 | Gravity sand planting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921387942.4U CN210550529U (en) | 2019-08-24 | 2019-08-24 | Gravity sand planting machine |
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| Publication Number | Publication Date |
|---|---|
| CN210550529U true CN210550529U (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921387942.4U Active CN210550529U (en) | 2019-08-24 | 2019-08-24 | Gravity sand planting machine |
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| CN (1) | CN210550529U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112677064A (en) * | 2020-12-23 | 2021-04-20 | 苏州远东砂轮有限公司 | Method for improving contour of sand surface of sand planting process and sand planting method |
-
2019
- 2019-08-24 CN CN201921387942.4U patent/CN210550529U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112677064A (en) * | 2020-12-23 | 2021-04-20 | 苏州远东砂轮有限公司 | Method for improving contour of sand surface of sand planting process and sand planting method |
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Address after: 311500 No. 287, dayuanxi Road, FengChuan street, Tonglu County, Hangzhou City, Zhejiang Province Patentee after: Hangzhou Yongjie abrasive materials Co.,Ltd. Address before: 311500 No. 287, dayuanxi Road, FengChuan street, Tonglu County, Hangzhou City, Zhejiang Province Patentee before: HANGZHOU YONGJIE ABRASIVE Co.,Ltd. |