CN205310087U - Compound production line of emery cloth - Google Patents
Compound production line of emery cloth Download PDFInfo
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- CN205310087U CN205310087U CN201521134181.3U CN201521134181U CN205310087U CN 205310087 U CN205310087 U CN 205310087U CN 201521134181 U CN201521134181 U CN 201521134181U CN 205310087 U CN205310087 U CN 205310087U
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Abstract
The utility model relates to an emery cloth production field especially relates to a compound production line of emery cloth, and moving direction is equipped with in proper order according to the emery cloth: emery cloth label printing machine, rubberized cloth sand device, stoving case, slitting device and cutting device, the label printing machine is equipped with ink groove and utilizes printing ink to carry out label printing's trade mark roller to the emery cloth surface, rubberized cloth sand device is equipped with to the emery cloth gummed rubber coating device in surface with to the young cloth sand device of emery cloth surface cloth stucco, the stoving case is equipped with and carries out the baking chamber that toasts to the emery cloth, slitting device is equipped with row sword, row's sword comprises the dividing and cutting blade of the equidistant setting of a plurality of, cutting device is equipped with and saw cuts the device with what the emery cloth cut off. Compound production line of emery cloth possesses multiple processingequipment simultaneously to get up its orderly combination, need not too much artifical transport location, make the production of emery cloth can more high -efficient, safety.
Description
Technical field
This utility model relates to emery cloth production field, particularly relates to a kind of emery cloth composite production line.
Background technology
Emery cloth (paper) is emery cloth conventional in sanding and polishing operation, multiple operations such as need gluing in the production process of emery cloth (paper), cloth is husky, dries and cuts.
Emery cloth compounding machine is that emery cloth (paper) produces a kind of common composite machine, be applicable to by oily gum on grinding abrasive paper or after water-base cement with flannelette compound, also other it is applicable to such as gluing compounds such as sponge, dry goods, leather, it is adaptable to emery cloth (paper) deep processing and other many industry. Existing emery cloth compounding machine once-through operation can not complete the production process of all emery cloths (paper), the production making emery cloth (paper) each needs to be carried to respectively on different emery cloth compounding machine and completes different process, the production process making emery cloth (paper) becomes extremely complex, operation easier is greatly increased, defect rate increases, and production efficiency reduces.
Utility model content
The purpose of this utility model is in that to propose a kind of emery cloth composite production line, multiple different devices producing function are combined into a production line by it, emery cloth is made often to process once on this production line, the all production technologies of emery cloth can be completed, the production operation making emery cloth is simpler, and production efficiency is greatly improved.
For reaching this purpose, this utility model by the following technical solutions:
A kind of emery cloth composite production line, is sequentially provided with according to emery cloth moving direction: emery cloth label printing machine, gummed cloth sand device, drying baker, tape divider and shearing device; Described label printing machine is provided with ink tank, and utilizes ink that emery cloth surface carries out the trade mark roller of label printing; Described gummed cloth sand device is provided with the glue spreading apparatus to emery cloth surface coating, and dispenses the cloth sand device of sand to emery cloth surface; Described drying baker is provided with the baking chamber that emery cloth is toasted; Described tape divider is provided with row's cutter, and described row's cutter is made up of the slitting blade of several spaced sets; Described shearing device is provided with the saw cutting device cut off by emery cloth.
More excellent, described emery cloth label printing machine includes: frame and the label printing device being installed on frame; Described frame includes a column; Described label printing device includes: base, travelling carriage, sliding seat, ink tank, dip in rubber roll, turn rubber roll, trade mark roller and roller platen; It is provided with sliding cavity inside described travelling carriage; Described ink tank is located at the bottom of described sliding seat, described in dip in rubber roll and rotate and be located at described sliding seat and be positioned at above described ink tank, and its underpart is positioned at described ink tank; The described rubber roll that turns rotates and is located at described sliding seat, and its outer surface contacts with the described intimate dipping in rubber roll; Described roller platen is located at above described base one end, and described travelling carriage is located at base upper surface; Described trade mark roller is located at described travelling carriage one end, and its side is stretched out from this end of described travelling carriage; Described sliding seat slides and is located in described sliding cavity; The first driving mechanism it is provided with between described travelling carriage and described sliding seat; It is provided with the second driving mechanism bottom described travelling carriage and between described base upper end; Described travelling carriage, under the driving of described second driving mechanism, slides above at described base so that the outer surface of described trade mark roller and the exterior surface of described roller platen or away from; Described sliding seat, under the driving of described first driving mechanism, slides in described sliding cavity so that the outer surface of described trade mark roller and the described exterior surface turning rubber roll or away from; Described label printing device is located at described column.
More excellent, the slide rail that the upper surface of described base is provided with is located in the basal sliding of described travelling carriage; The slide rail that the bottom surface of described sliding cavity is provided with is located in the basal sliding of described sliding seat.
More excellent, the bottom rotation seat being provided with and the screw mandrel being connected to described rotation seat and the end of sliding frame that described first driving mechanism includes described sliding seat; The rotation seat that the bottom that described second driving mechanism includes described travelling carriage is provided with and the screw mandrel being connected to described rotation seat and the end of described base.
More excellent, the screw mandrel that described first driving mechanism is provided with is by driven by servomotor; The screw mandrel that described second driving mechanism is provided with is by driven by servomotor.
More excellent, described first driving mechanism includes driving cylinder, and described driving cylinder is fixed on described travelling carriage, and its drive end is connected with described sliding seat; Described second driving mechanism includes driving cylinder, and described driving cylinder is fixed on described base, and its drive end is connected with described travelling carriage.
More excellent, described gummed cloth sand device includes: support beam and being set in turn according to emery cloth moving direction support the described glue spreading apparatus of beam and described cloth sand device, described glue spreading apparatus and described cloth sand device be arranged right below sand supplying cloth horizontal through movable passageway.
More excellent, the discharge end of described gummed cloth sand device is provided with hairbrush, and described hairbrush is positioned at the downstream of described cloth sand device, and is positioned at directly over described movable passageway, and described hairbrush is arranged right below sand hopper.
More excellent, described saw cutting device is located at the upper end of described shearing device, comprising: drive motor, sawing seat and be slidably mounted on the saw blade below sawing seat; Described saw blade is located at the bottom of described sawing seat by line rail; Described drive motor drives described saw blade rail along the line slide and drive described saw blade own rotation.
More excellent, the feed end of described shearing device and discharge end, and the discharge end of described gummed cloth sand device is equipped with pressure roller group; Pressure roller group is by just two pressure rollers arranged being formed up and down, and is provided with mean for, between two pressure rollers, the gap that emery cloth passes through.
This utility model proposes a kind of emery cloth composite production line according to foregoing, it is provided simultaneously with multiple processing unit (plant), and by its orderly combining, without too much a dead lift location, label printing, gummed cloth sand, dry, slitting cutting and cut-out operation can be rapidly completed successively so that the production of emery cloth can more efficient, safety.
Accompanying drawing explanation
Fig. 1 is the structural representation of an embodiment of the present utility model;
Fig. 2 is the structural representation of the device of gummed cloth sand described in embodiment illustrated in fig. 1;
Fig. 3 is the structural representation of shearing device described in embodiment illustrated in fig. 1;
Fig. 4 is the structural representation of an embodiment of label printing device described in this utility model;
Fig. 5 is embodiment shown in application 4 is the label printing machine that emery cloth carries out label printing.
Wherein: base 100, roller platen 110, travelling carriage 200, trade mark roller 210, sliding seat 300, ink tank 310, dip in rubber roll 320, turn rubber roll 330, slide rail 400, screw mandrel 410, rotation seat 420, servomotor 430, emery cloth 500, column 600, label printing device 700, emery cloth label printing machine 810, gummed cloth sand device 820, glue spreading apparatus 821, cloth sand device 822, support beam 823, hairbrush 824, sand hopper 825, drying baker 830, tape divider 840, row's cutter 841, shearing device 850, sawing seat 851, saw blade 852, line rail 853, drive motor 854, pressure roller group 855.
Detailed description of the invention
The technical solution of the utility model is further illustrated below in conjunction with accompanying drawing and by detailed description of the invention.
As Figure 1-5, a kind of emery cloth composite production line, it is sequentially provided with according to emery cloth moving direction: emery cloth label printing machine 810, gummed cloth sand device, drying baker 830, tape divider 840 and shearing device 850; Described emery cloth label printing machine 810 is provided with ink tank, and utilizes ink that emery cloth surface carries out the trade mark roller of label printing; Described gummed cloth sand device is provided with the glue spreading apparatus 821 to emery cloth surface coating, and dispenses the cloth sand device of sand to emery cloth surface; Described drying baker 830 is provided with the baking chamber that emery cloth is toasted; Described tape divider 840 row of being provided with cutter 841, described row's cutter 841 is made up of the slitting blade of several spaced sets; Described shearing device 850 is provided with the saw cutting device cut off by emery cloth.
Described emery cloth label printing machine includes: frame and the label printing device 700 being located on the column 600 of frame, and described label printing device 700 includes: base 100, travelling carriage 200, sliding seat 300, ink tank 310, dip in rubber roll 320, turn rubber roll 330, trade mark roller 210 and roller platen 110; Described travelling carriage 200 is internal is provided with sliding cavity; Described ink tank 310 is located at the bottom of described sliding seat 300, described in dip in rubber roll 320 and rotate and be located at described sliding seat 300 and be positioned at above described ink tank 310, and its underpart is positioned at described ink tank 310; The described rubber roll 330 that turns rotates and is located at described sliding seat 300, and its outer surface contacts with the described intimate dipping in rubber roll 320; Described roller platen 110 is located at above described base 100 one end, and described travelling carriage 200 is located at base 100 upper surface; Described trade mark roller 210 is located at described travelling carriage 200 one end, and its side is stretched out from this end of described travelling carriage 200; Described sliding seat 300 slides and is located in described sliding cavity; It is provided with the first driving mechanism between described travelling carriage 200 and described sliding seat 300; It is provided with the second driving mechanism bottom described travelling carriage 200 and between described base 100 upper end; Described travelling carriage 200, under the driving of described second driving mechanism, slides above at described base 100 so that the exterior surface of the outer surface of described trade mark roller 210 and described roller platen 110 or away from; Described sliding seat 300, under the driving of described first driving mechanism, slides in described sliding cavity so that the outer surface of described trade mark roller 210 and the described exterior surface turning rubber roll 330 or away from.
The slide rail 400 that the upper surface of described base 100 is provided with is located in the basal sliding of described travelling carriage 200; The slide rail 400 that the bottom surface of described sliding cavity is provided with is located in the basal sliding of described sliding seat 300. Described slide rail 400 had both made to be provided with sliding supporting structure bottom described travelling carriage 200 and described sliding seat 300, make again travelling carriage 200 and described sliding seat 300 can along the stable movement of straight line, thus avoiding its sliding trace that deviation occurs.
Described first driving mechanism includes the bottom rotation seat 420 being provided with and the screw mandrel 410 being connected to described rotation seat 420 and the end of sliding frame of described sliding seat 300; Described second driving mechanism includes the bottom rotation seat 420 being provided with and the screw mandrel 410 being connected to described rotation seat 420 and the end of described base 100 of described travelling carriage 200. The rotation seat 420 that described screw mandrel 410 is provided with through the bottom of described travelling carriage 200 and the bottom of described sliding seat 300, when it rotates, thus driving described travelling carriage 200 to slide relative to base 100, described sliding seat 300 slides relative to travelling carriage 200. Adopt screw mandrel 410 transmission so that described travelling carriage 200 and described sliding seat 300 can Stable slidings.
The screw mandrel 410 that described first driving mechanism is provided with is driven by servomotor 430. The screw mandrel 410 that described second driving mechanism is provided with is driven by servomotor 430. Servomotor 430 can control under the control of device at PLC, regular screw mandrel 410 is rotated, and can slide according to setting rule from making described travelling carriage 200 and sliding seat 300.
Except above-mentioned driving mechanism, described first driving mechanism and described second driving mechanism can also adopt following scheme: described first driving mechanism includes driving cylinder, and described driving cylinder is fixed on described travelling carriage 200, and its drive end is connected with described sliding seat 300; Described second driving mechanism includes driving cylinder, and described driving cylinder is fixed on described base 100, and its drive end is connected with described travelling carriage 200. Described driving cylinder directly can quickly drive described travelling carriage 200 and sliding seat 300, decreases the response time in described travelling carriage 200 and sliding seat 300 sliding process. Described driving cylinder is cylinder or hydraulic cylinder.
The described rubber roll 330 that turns is for anilox roll, and the face of cylinder of described anilox roll is reticulate patterned surface; The described rubber roll 330 that turns also is located at the surface of described ink tank 310.
The ink dipped on rubber roll 320 is turned painting and comes by the described rubber roll 330 that turns, turn the outer surface being applied to trade mark roller 210 again, described turn after rubber roll 330 is provided with reticulate patterned surface, the Ink Application dipped on rubber roll 320 can be starched more uniformly to the outer surface of trade mark roller 210 so that the ink printing on trade mark roller 210 is more uniformly beautiful to the pattern color on emery cloth 500 surface. Described turn rubber roll 330 and dip in rubber roll 320 and may be contained within directly over ink tank 310, the ink dropped can be made to be caught by described ink tank 310, it is to avoid ink is wasted.
Described label printing device 700 operation principle in actual applications is:
When described label printing device is when stopped status, power set stop power output, all dip in rubber roll 320 and roller platen 110 stops operating so that other all running rollers stop operating. Described travelling carriage 200 slides to the right-hand member of described base 100 under the driving of described second driving mechanism so that the roller platen 110 of described trade mark roller 210 and described base 100 left end separates, it is simple to emery cloth 500 is installed or taken out; Described sliding seat 300 slides to described travelling carriage 200 right-hand member under the driving of described first driving mechanism, turn rubber roll 330 described in making to separate with described trade mark roller 210, the glue that dips in making described label printing device turns glue operation stopping, will not being coated with ink again on described trade mark roller 210.
When described label printing device is when starting state, first emery cloth 500 is close to described roller platen 110 surface and walks around; Again under the driving of described first driving mechanism and described second driving mechanism, described travelling carriage 200 is to described base 100 left slide, described sliding seat 300 is to described travelling carriage 200 left slide, the intimate of the outer surface and described trade mark roller 210 that turn rubber roll 330 described in making contacts, and is turned by ink and is applied to described trade mark roller 210 outer surface; The outer surface of the outer surface of described trade mark roller 210 and described roller platen 110 extrudes and contacts so that described emery cloth 500 is rolled through described roller platen 110 and described trade mark roller 210, by ink according to the texture printing of trade mark roller 210 to emery cloth 500 surface.
Described label printing device 700 by described roller platen 110, trade mark roller 210, turn rubber roll 330 and dip in rubber roll 320 and be respectively arranged in three mechanisms that can mutually slide, make described roller platen 110, trade mark roller 210 and turn rubber roll 330 shut down time can separate, startup time be in close contact; The installation being easy to emery cloth 500 and trade mark roller 210 is changed.
Described gummed cloth sand device includes: support beam 823 and being set in turn according to emery cloth moving direction support the described glue spreading apparatus 821 of beam 823 and described cloth sand device, described glue spreading apparatus 821 and described cloth sand device be arranged right below sand supplying cloth horizontal through movable passageway. Emery cloth level is from the movable passageway traverse in the middle part of described gummed cloth sand device, and described glue spreading apparatus 821 smears one layer of glue to emery cloth upper surface; Emery cloth with glue moves to described cloth sand device, and described cloth sand device dispenses sand to the emery cloth upper surface scribbling glue; Sand is bonded on glue layer and forms the emery cloth with sand polishing layer; Make emery cloth once can be rapidly completed the operation of gummed cloth sand through described gummed cloth sand device.
The discharge end of described gummed cloth sand device is provided with hairbrush 824, and described hairbrush 824 is positioned at the downstream of described cloth sand device, and is positioned at directly over described movable passageway, and described hairbrush 824 is arranged right below sand hopper 825. The layer of sand that cloth is spread on emery cloth by described hairbrush 824 cleans, and is swept off by the sand not being bonded at glue layer so that the sand polishing layer thickness formed on emery cloth is more uniform; And, the sand swept by hairbrush 824 can fall in described sand hopper 825 and collect, thus avoiding being scattering into bottom surface to cause waste.
Described saw cutting device is located at the upper end of described shearing device 850, comprising: drive motor 854, sawing seat 851 and be slidably mounted on the saw blade 852 below sawing seat 851; Described saw blade 852 is located at the bottom of described sawing seat 851 by line rail 853; Described drive motor 854 drives described saw blade 852 rail 853 along the line slide and drive described saw blade 852 own rotation. Toasted dry complete by described drying baker 830, and it is divided into the emery cloth of strip to move to described saw cutting device, saw blade 852 rotates under the drive of driving device, and along line rail 853 from described shearing device 850 1 side shifting to opposite side, the emery cloth of script long ribbon shape is cut into the emery cloth that length is less.
The feed end of described shearing device 850 and discharge end, and the discharge end of described gummed cloth sand device is equipped with pressure roller group 855; Pressure roller group 855 is by just two pressure rollers arranged being formed up and down, and is provided with mean for, between two pressure rollers, the gap that emery cloth passes through. Emery cloth passes from the gap of described pressure roller group 855, pushed down by upper and lower two pressure rollers, emery cloth can be made exceptionally straight, emery cloth can be played again certain clamping action, emery cloth will not acutely be rocked in gluing, cloth sand and cutting-off process, it is ensured that the quality of production of emery cloth.
Described emery cloth composite production line can allow the disposable complete following steps successively of cloth when producing:
Label printing: cloth is through described emery cloth label printing machine, and described trade mark roller is at cloth one surface printing trade mark;
Gummed cloth sand: print brand-name cloth and move to described gummed cloth sand device, cloth print is brand-name to face down, now glue spreading apparatus 821 to its immediately below cloth upper surface be coated with last layer glue, emery cloth carries glue-line and continues downstream, when it moves to cloth sand device, cloth sand device dispenses sand on the glue-line to cloth upper surface, and sand is bonded on glue layer and forms sand polishing layer, form damp sand cloth.
Dry: damp sand cloth, from the baking chamber traverse of described drying baker 830, is baked and is dried to emery cloth.
Slitting cutting: emery cloth through tape divider 840, described tape divider 840 be provided with several cut sheet emery cloth wider for size cut into several narrow belt strips.
Cut off: belt strip is cut into, according to preseting length, the emery cloth that a sheet by a sheet area is less by described shearing device 850.
Described emery cloth composite production line, is provided simultaneously with multiple processing unit (plant), and by its orderly combining, it is not necessary to too much a dead lift location so that the production of emery cloth can more efficient, safety.
Know-why of the present utility model is described above in association with specific embodiment. These describe and are intended merely to explanation principle of the present utility model, and can not be construed to the restriction to this utility model protection domain by any way. Based on explanation herein, those skilled in the art need not pay performing creative labour can associate other detailed description of the invention of the present utility model, and these modes fall within protection domain of the present utility model.
Claims (10)
1. an emery cloth composite production line, it is characterised in that be sequentially provided with according to emery cloth moving direction: emery cloth label printing machine, gummed cloth sand device, drying baker, tape divider and shearing device; Described label printing machine is provided with ink tank, and utilizes ink that emery cloth surface carries out the trade mark roller of label printing; Described gummed cloth sand device is provided with the glue spreading apparatus to emery cloth surface coating, and dispenses the cloth sand device of sand to emery cloth surface; Described drying baker is provided with the baking chamber that emery cloth is toasted; Described tape divider is provided with row's cutter, and described row's cutter is made up of the slitting blade of several spaced sets; Described shearing device is provided with the saw cutting device cut off by emery cloth.
2. a kind of emery cloth composite production line according to claim 1, it is characterised in that described emery cloth label printing machine includes: frame and the label printing device being installed on frame; Described frame includes a column; Described label printing device includes: base, travelling carriage, sliding seat, ink tank, dip in rubber roll, turn rubber roll, trade mark roller and roller platen; It is provided with sliding cavity inside described travelling carriage; Described ink tank is located at the bottom of described sliding seat, described in dip in rubber roll and rotate and be located at described sliding seat and be positioned at above described ink tank, and its underpart is positioned at described ink tank; The described rubber roll that turns rotates and is located at described sliding seat, and its outer surface contacts with the described intimate dipping in rubber roll; Described roller platen is located at above described base one end, and described travelling carriage is located at base upper surface; Described trade mark roller is located at described travelling carriage one end, and its side is stretched out from this end of described travelling carriage; Described sliding seat slides and is located in described sliding cavity; The first driving mechanism it is provided with between described travelling carriage and described sliding seat; It is provided with the second driving mechanism bottom described travelling carriage and between described base upper end; Described travelling carriage, under the driving of described second driving mechanism, slides above at described base so that the outer surface of described trade mark roller and the exterior surface of described roller platen or away from; Described sliding seat, under the driving of described first driving mechanism, slides in described sliding cavity so that the outer surface of described trade mark roller and the described exterior surface turning rubber roll or away from; Described label printing device is located at described column.
3. a kind of emery cloth composite production line according to claim 2, it is characterised in that the slide rail that the upper surface of described base is provided with is located in the basal sliding of described travelling carriage; The slide rail that the bottom surface of described sliding cavity is provided with is located in the basal sliding of described sliding seat.
4. a kind of emery cloth composite production line according to claim 2, it is characterised in that the rotation seat that the bottom that described first driving mechanism includes described sliding seat is provided with and the screw mandrel being connected to described rotation seat and the end of sliding frame; The rotation seat that the bottom that described second driving mechanism includes described travelling carriage is provided with and the screw mandrel being connected to described rotation seat and the end of described base.
5. a kind of emery cloth composite production line according to claim 4, it is characterised in that the screw mandrel that described first driving mechanism is provided with is by driven by servomotor; The screw mandrel that described second driving mechanism is provided with is by driven by servomotor.
6. a kind of emery cloth composite production line according to claim 2, it is characterised in that described first driving mechanism includes driving cylinder, and described driving cylinder is fixed on described travelling carriage, and its drive end is connected with described sliding seat; Described second driving mechanism includes driving cylinder, and described driving cylinder is fixed on described base, and its drive end is connected with described travelling carriage.
7. a kind of emery cloth composite production line according to claim 1, it is characterized in that, described gummed cloth sand device includes: support beam and being set in turn according to emery cloth moving direction support the described glue spreading apparatus of beam and described cloth sand device, described glue spreading apparatus and described cloth sand device be arranged right below sand supplying cloth horizontal through movable passageway.
8. a kind of emery cloth composite production line according to claim 7, it is characterized in that, the discharge end of described gummed cloth sand device is provided with hairbrush, and described hairbrush is positioned at the downstream of described cloth sand device, and it being positioned at directly over described movable passageway, described hairbrush is arranged right below sand hopper.
9. a kind of emery cloth composite production line according to claim 7, it is characterised in that described saw cutting device is located at the upper end of described shearing device, comprising: drive motor, sawing seat and be slidably mounted on the saw blade below sawing seat; Described saw blade is located at the bottom of described sawing seat by line rail; Described drive motor drives described saw blade rail along the line slide and drive described saw blade own rotation.
10. a kind of emery cloth composite production line according to claim 9, it is characterised in that the feed end of described shearing device and discharge end, and the discharge end of described gummed cloth sand device is equipped with pressure roller group; Pressure roller group is by just two pressure rollers arranged being formed up and down, and is provided with mean for, between two pressure rollers, the gap that emery cloth passes through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521134181.3U CN205310087U (en) | 2015-12-29 | 2015-12-29 | Compound production line of emery cloth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521134181.3U CN205310087U (en) | 2015-12-29 | 2015-12-29 | Compound production line of emery cloth |
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| CN205310087U true CN205310087U (en) | 2016-06-15 |
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| CN201521134181.3U Active CN205310087U (en) | 2015-12-29 | 2015-12-29 | Compound production line of emery cloth |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107803753A (en) * | 2017-10-31 | 2018-03-16 | 惠州市瑞丰研磨材料有限公司 | A kind of plant sand device of reverse side coating |
| CN109500753A (en) * | 2017-09-15 | 2019-03-22 | 东莞市艾法研磨科技有限公司 | Production line based on cerium oxide polished leather processed and applied |
| CN111843867A (en) * | 2020-08-07 | 2020-10-30 | 惠州市瑞丰研磨材料有限公司 | Sand coating device for sand paper production |
-
2015
- 2015-12-29 CN CN201521134181.3U patent/CN205310087U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109500753A (en) * | 2017-09-15 | 2019-03-22 | 东莞市艾法研磨科技有限公司 | Production line based on cerium oxide polished leather processed and applied |
| CN107803753A (en) * | 2017-10-31 | 2018-03-16 | 惠州市瑞丰研磨材料有限公司 | A kind of plant sand device of reverse side coating |
| CN111843867A (en) * | 2020-08-07 | 2020-10-30 | 惠州市瑞丰研磨材料有限公司 | Sand coating device for sand paper production |
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