CN209810541U - Wire feeding and dipping device for producing glass fiber grinding wheel screen cloth - Google Patents
Wire feeding and dipping device for producing glass fiber grinding wheel screen cloth Download PDFInfo
- Publication number
- CN209810541U CN209810541U CN201920217496.6U CN201920217496U CN209810541U CN 209810541 U CN209810541 U CN 209810541U CN 201920217496 U CN201920217496 U CN 201920217496U CN 209810541 U CN209810541 U CN 209810541U
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- glass fiber
- vertical
- grinding wheel
- screen cloth
- stopper
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- Expired - Fee Related
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- 239000003365 glass fiber Substances 0.000 title claims abstract description 81
- 238000007598 dipping method Methods 0.000 title claims abstract description 25
- 239000004744 fabric Substances 0.000 title claims abstract description 23
- 238000000227 grinding Methods 0.000 title claims abstract description 22
- 239000003292 glue Substances 0.000 claims abstract description 30
- 238000001125 extrusion Methods 0.000 claims abstract description 28
- 238000005452 bending Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 239000011152 fibreglass Substances 0.000 description 9
- 239000007788 liquid Substances 0.000 description 6
- 238000005470 impregnation Methods 0.000 description 5
- 229910001651 emery Inorganic materials 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009941 weaving Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Treatment Of Fiber Materials (AREA)
Abstract
The utility model relates to a wire feeding and dipping device for producing glass fiber grinding wheel screen cloth, which comprises a frame group, wherein the frame group comprises a plurality of vertically arranged vertical plates and horizontal plates arranged above the vertical plates, and the vertical plates are enclosed into a rectangular frame; the threading group comprises a supporting plate and a coil, a plurality of horizontally placed threading bodies are arranged above the horizontal plate, and glass fiber yarns on the coil sequentially pass through the correspondingly arranged threading bodies from bottom to top in an inclined manner and are concentrated to form glass fiber yarns; the glue dipping tank consists of a longitudinal plate and a transverse plate; the extrusion group comprises a plurality of extrusion rollers which are arranged in a staggered manner in an upper row and a lower row; the sliding group comprises a groove which is arranged in the inner side wall of the longitudinal plate and is inwards sunken and limiting blocks which are arranged on the side walls of two sides of the transverse plate, and a driving cylinder which is vertically arranged is arranged below the transverse plate. The utility model has the advantages of guarantee the glass fiber yarn quality, avoid sending a jamming, prevent the glue solution seepage.
Description
The technical field is as follows:
the utility model belongs to glass fiber emery wheel field, concretely relates to production glass fiber emery wheel screen cloth send silk gumming device.
Background art:
the grinding wheel mesh is a skeleton in the resin grinding wheel, plays an important role in the strength of the whole grinding wheel and directly determines the quality of the grinding wheel. The general manufacturing process of the grinding wheel mesh comprises the following steps: feeding glass fiber yarns, dipping glass fiber yarns, weaving glass fiber mesh cloth, laminating glass fiber mesh cloth films, drying and slicing.
In the manufacturing process of the prior glass fiber grinding wheel screen cloth, the wire feeding and dipping device has the following defects: 1. the glass fiber yarns are easily abraded with the rack in the wire feeding process, and are easily clamped at the corner positions, so that the wire feeding efficiency and the quality of the glass fiber yarns are influenced; 2. the traditional gum dipping tank adopts an inserting plate form to change the gum amount, has certain difficulty in actual operation, and when the inserting plate is adjusted if the gum amount is found to be small in the using process, the gum solution can leak during adjustment due to the fluidity of the gum solution; 3. after the glue solution is supplemented in the glue groove, a large amount of micro bubbles can be generated, and the micro bubbles can be attached to the surface of the glass fiber yarn, so that certain influence is brought to the subsequent work of weaving the glass fiber mesh cloth; 4. the glass fiber yarn needs to pass through the both ends in gluey groove, can produce certain wearing and tearing in fact to the surface of glass fiber yarn, influences the quality of glass fiber emery wheel screen cloth preparation.
The invention content is as follows:
the utility model aims at overcoming the above not enough, provide a production glass fiber emery wheel screen cloth send a gumming device of silk that guarantees glass fiber yarn quality, avoids sending a jamming, preventing the glue solution seepage.
The purpose of the utility model is realized through the following technical scheme: a wire feeding and dipping device for producing glass fiber grinding wheel screen cloth comprises
The rack group comprises a plurality of vertical plates which are vertically arranged and horizontal plates which are arranged above the vertical plates, and the vertical plates are enclosed into a rectangular frame;
the threading group comprises a plurality of supporting plates which are horizontally and uniformly arranged below the inner part of the rectangular frame and coils which are respectively arranged on the supporting plates, a plurality of threading bodies which are horizontally arranged are arranged above the horizontal plate, the arrangement direction of the coils is consistent with the arrangement direction of the threading bodies, and the glass fiber yarns on the coils sequentially obliquely penetrate through the correspondingly arranged threading bodies from bottom to top and are concentrated to form glass fiber yarns;
the glue dipping tank consists of four longitudinal plates which are enclosed into a rectangular structure and transverse plates which are arranged among the lower side positions of the four longitudinal plates, and the outer side walls of the transverse plates are connected with the longitudinal plates in a vertically sliding manner;
the extrusion group comprises a plurality of extrusion rollers arranged in the impregnation tank, the extrusion rollers are arranged in a staggered manner in an upper row and a lower row, and the glass fiber yarns are arranged by bypassing the extrusion rollers from bottom to top;
the utility model provides a sliding group, sliding group is including arranging the stopper of the inside sunken recess of vertical inboard wall in and arranging horizontal board both sides lateral wall in, the middle part position of stopper is arranged in to highly being greater than the thickness of horizontal plate and horizontal board, the recess includes U type portion and arranges the portion of bending of the vertical setting in U type portion both sides in, U type portion forms C type column structure with the portion of bending, the stopper block sets up in the recess, the below of horizontal board is equipped with the driving cylinder of vertical setting, the distance of the lower terminal surface of stopper to the lower terminal surface of horizontal board and the highly uniform of the portion of bending, and the width of stopper is unanimous with the width of the U type portion of recess, the top of sliding group is all arranged in to.
The utility model discloses a further improvement lies in: the vertical inboard that the glass fiber yarn passed to the steeping vat output is equipped with the through-hole that holds glass fiber yarn level and pass, run through this vertical inboard up end from top to bottom and be equipped with the slide bar, vertical inboard has the cavity of holding the vertical embedding of slide bar, the cavity forms the integral type structure with the through-hole, vertical inboard and the lower extreme of slide bar are arranged in to the lower extreme of slide bar and are equipped with the gyro wheel, the upper end outside cover that the upper end of slide bar was equipped with arch and slide bar is equipped with the spring, the one end and the protruding fixed connection of spring, the other end of spring and the up end fixed connection of.
The utility model discloses a further improvement lies in: the bellied top is equipped with the dead lever, and the upper end activity of dead lever articulates there is the head rod, and the one end activity of head rod articulates there is the second connecting rod, and the downward sloping of second connecting rod sets up, and the activity articulates between second connecting rod and the corresponding vertical board has the third connecting rod, and the second connecting rod tilt up sets up.
The utility model discloses a further improvement lies in: the plurality of extrusion rollers are arranged in an upper row and a lower row, and the two rows of extrusion rollers are sequentially arranged in an up-down corresponding manner.
The utility model discloses a further improvement lies in: the upper end surface of the gum dipping groove is an inclined surface, a guide plate is movably hinged above the inclined surface, and the guide plate is of a U-shaped structure with an upward opening.
The utility model discloses a further improvement lies in: the inside wall of recess is equipped with the rubber pad, and the outside cover of stopper is equipped with the rubber sleeve.
Compared with the prior art, the utility model has the following advantage:
1. the utility model comprises a frame group, a threading group, a gumming group, an extrusion group and a sliding group, the structure is simple, the design is reasonable, the glass fiber yarn on the coil of the threading group sequentially passes through the threading body correspondingly arranged from bottom to top and is intensively formed into glass fiber yarn, the rapid wire feeding of a plurality of groups of glass fiber yarns is realized, the wire feeding efficiency is high, the extrusion group comprises a plurality of extrusion rollers arranged in a staggered way of upper and lower rows, when glue solution is supplemented into the gumming groove, a large amount of micro bubbles can be generated, the glass fiber yarn is extruded by the extrusion rollers to remove the micro bubbles, the quality of glass fiber grinding wheel screen cloth is ensured, the setting of the sliding group is used for changing the liquid level of the glue solution in the gumming groove, when the glue amount is less, the liquid level of the glue solution in the gumming groove is lower, the glass fiber yarn can not be completely dipped after passing, the liquid level of the glue solution rises, the glass fiber yarns can be completely impregnated under the condition of less glue amount, meanwhile, the limiting blocks are clamped in the grooves, the grooves are of C-shaped structures, the sealing performance is good, even if slight glue solution leaks, the glass fiber yarns can be clamped in the C-shaped grooves, and the glue solution cannot be wasted completely;
2. the second connecting rod is rotated to drive the first connecting rod to push the sliding rod up and down, the third connecting rod plays a role of balancing a fulcrum, the up-and-down movement of the sliding rod is realized through a lever principle, when the sliding rod moves upwards, the roller moves towards the direction of the cavity, so that the glass fiber yarns can conveniently pass through the through hole, the second connecting rod is rotated to enable the sliding rod to move downwards, the roller is tightly attached to the glass fiber yarns, the roller extrudes the glass fiber yarns in the through hole, the glass fiber yarns are extruded and extruded at the outer end to realize the transmission of the glass fiber yarns, meanwhile, the glass fiber yarns are prevented from being abraded between the glass fiber yarns and the rack through the roller, the phenomenon that the glass fiber yarns are easily clamped and stagnated at the corner position is avoided, and;
3. the plurality of extrusion rollers are arranged in an upper row and a lower row, and the two rows of extrusion rollers are sequentially arranged in an up-down corresponding manner, so that the structural form further plays a role in extruding micro bubbles in the glue solution;
4. the upper end face of the impregnation tank is movably hinged with a guide plate, the guide plate plays a role in guiding the glass fiber yarns, abrasion of the glass fiber yarns is avoided, meanwhile, the guide plate is movably hinged with the impregnation tank through a hinge, angle adjustment of the glass fiber yarns can be realized, and the guide plate is of a U-shaped structure, so that the integrity of the glass fiber yarns is ensured;
5. the inside wall of recess is equipped with the rubber pad, and the outside cover of stopper is equipped with the rubber sleeve, further improves the leakproofness, prevents the seepage of glue solution.
Description of the drawings:
fig. 1 is a schematic structural view of a wire feeding and dipping device for producing glass fiber grinding wheel screen cloth of the present invention.
Fig. 2 is a schematic view of the connection between the slide bar and the vertical plate of the wire feeding and dipping device for producing glass fiber grinding wheel mesh cloth.
Fig. 3 is another schematic structural diagram of the extrusion group of the wire feeding and dipping device for producing glass fiber grinding wheel screen cloth of the present invention.
Reference numbers in the figures: the device comprises a vertical plate 1, a horizontal plate 2, a support plate 3, a glass fiber yarn 4, a glass fiber yarn 5, a through hole 6, a slide rod 7, a cavity 8, a roller 9, a spring 10, a bulge 11, a fixing rod 12, a first connecting rod 13, a second connecting rod 14, a third connecting rod 15, a coil 16, a threading body 17, a longitudinal plate 18, a transverse plate 19, an extrusion roller 20, a U-shaped part 21, a bending part 22, a limiting block 23, a driving cylinder 24 and a guide plate 25.
The specific implementation mode is as follows:
in order to deepen the understanding of the present invention, the present invention will be further described in detail with reference to the following embodiments and the attached drawings, and the embodiments are only used for explaining the present invention, and do not constitute the limitation to the protection scope of the present invention.
As shown in FIG. 1, an embodiment of a wire feeding and dipping device for producing glass fiber grinding wheel mesh cloth of the present invention comprises
The rack group comprises a plurality of vertically arranged vertical plates 1 and horizontal plates 2 arranged above the vertical plates 1, and the vertical plates 1 are enclosed into a rectangular frame;
the threading group comprises a plurality of supporting plates 3 which are horizontally and uniformly arranged below the inner part of the rectangular frame and coils 16 which are respectively arranged on the supporting plates 3, a plurality of threading bodies 17 which are horizontally arranged are arranged above the horizontal plate 2, the arrangement direction of the coils 16 is consistent with that of the threading bodies 17, and the glass fiber yarns 4 on the coils 16 sequentially obliquely penetrate through the corresponding threading bodies 17 from bottom to top and are concentrated to form glass fiber yarns 5;
the glue dipping tank consists of four longitudinal plates 18 which are enclosed into a rectangular structure and transverse plates 19 which are arranged among the lower side positions of the four longitudinal plates 18, and the outer side walls of the transverse plates 19 are connected with the longitudinal plates 18 in a vertical sliding manner;
the extrusion group comprises a plurality of extrusion rollers 20 arranged in a glue dipping tank, the extrusion rollers 20 are arranged in a staggered manner in an upper row and a lower row, and the glass fiber yarns 5 are arranged by bypassing the extrusion rollers 20 from bottom to top;
the utility model provides a sliding group, sliding group is including arranging in the inside sunken recess of longitudinal plate 18 inside wall and arranging stopper 23 of 19 both sides lateral walls of transverse plate in, stopper 23 highly be greater than the middle part position that stopper 23 was arranged in to thickness and transverse plate 19 of transverse plate 19, the recess includes U type portion 21 and arranges the portion 22 of bending of the vertical setting in U type portion 21 both sides in, U type portion 21 forms C type column structure with the portion 22 of bending, stopper 23 block sets up in the recess, transverse plate 19's below is equipped with the driving cylinder 24 of vertical setting, the distance of the lower terminal surface of stopper 23 to transverse plate 19's lower terminal surface is with the highly uniform of the portion 22 of bending, and the width of the U type portion 21 of stopper 23 and recess is unanimous, the top of sliding group is all arranged in to squeeze roll 20 simultaneously.
As shown in fig. 2, a through hole 6 for allowing the glass fiber yarn 5 to horizontally pass through is formed in a vertical plate 1 through which the glass fiber yarn 5 is output to a glue dipping groove, a slide rod 7 penetrates through the upper end face of the vertical plate 1 from top to bottom, a cavity 8 for allowing the slide rod 7 to vertically embed is formed in the vertical plate 1, the cavity 8 and the through hole 6 form an integrated structure, the lower end of the slide rod 7 is arranged in the vertical plate 1, the lower end of the slide rod 7 is provided with a roller 9, a protrusion 11 is arranged at the upper end of the slide rod 7, a spring 10 is sleeved outside the upper end of the slide rod 7, one end of the spring 10 is fixedly connected with the protrusion 11, and the other end of the spring.
The fixing rod 12 is arranged above the protrusion 11, the upper end of the fixing rod 12 is movably hinged with a first connecting rod 13, one end of the first connecting rod 13 is movably hinged with a second connecting rod 14, the second connecting rod 14 is arranged in a downward inclined mode, a third connecting rod 15 is movably hinged between the second connecting rod 14 and the corresponding vertical plate 1, and the second connecting rod 14 is arranged in an upward inclined mode.
As shown in fig. 3, the plurality of squeeze rollers 20 are arranged in two rows, and the two rows of squeeze rollers 20 are sequentially arranged in a corresponding manner, which further plays a role in squeezing micro-bubbles in the glue solution.
The upper end face of the impregnation tank is an inclined face, a guide plate 25 is movably hinged above the inclined face, the guide plate 25 is of a U-shaped structure with an upward opening, the guide plate 25 plays a role in guiding the glass fiber yarns 5, abrasion of the glass fiber yarns 5 is avoided, meanwhile, the guide plate 25 is movably hinged with the impregnation tank through a hinge, angle adjustment of the glass fiber yarns 5 can be achieved, the guide plate 25 is of a U-shaped structure, and integrity of the glass fiber yarns 5 is guaranteed.
The inside wall of recess is equipped with the rubber pad, and the outside cover of stopper 23 is equipped with the rubber sleeve, further improves the leakproofness, prevents the seepage of glue solution.
The utility model comprises a frame group, a threading group, a gumming group, an extrusion group and a sliding group, the structure is simple, the design is reasonable, the glass fiber 4 on the coil of the threading group sequentially passes through the threading body 17 correspondingly arranged from bottom to top and is intensively formed into the glass fiber yarn 5, the rapid wire feeding of a plurality of groups of glass fiber yarns 4 is realized, the wire feeding efficiency is high, the extrusion group comprises a plurality of extrusion rollers 20 which are arranged in a staggered way in an upper row and a lower row, when glue solution is supplemented into the gumming groove, a large amount of micro bubbles can be generated, the glass fiber yarn 5 is extruded by the extrusion rollers 20, the micro bubbles are removed, the quality of the glass fiber grinding wheel screen cloth is ensured, the setting of the sliding group is used for changing the liquid level of the glue solution in the gumming groove, when the glue solution is less, the liquid level of the glue solution in the gumming groove is lower, the glass fiber yarn 5 can not be completely dipped, make the glue solution liquid level rise, glass fiber yarn 5 can realize impregnating completely under the condition of less volume of gluing, and stopper 23 block sets up in the recess simultaneously, and the recess is C type column structure, and the leakproofness is good, even there is slight glue solution seepage, also can block in the recess of C type form, can not waste the glue solution completely.
Rotate second connecting rod 14, thereby drive first connecting rod 13 and promote from top to bottom slide bar 7, third connecting rod 15 plays the effect of a balanced fulcrum, realize the up-and-down motion of slide bar 7 through lever principle, when slide bar 7 upward movement, gyro wheel 9 moves to the cavity direction, the fiberglass yarn 5 of being convenient for passes through-hole 6, rotate second connecting rod 14 this moment and make the slide bar downstream, gyro wheel 9 is hugged closely with fiberglass yarn 5, gyro wheel 9 extrudees the fiberglass yarn 5 in the through-hole 6, the transmission of fiberglass yarn 5 is realized through the pultrusion of outer end to fiberglass yarn 5, fiberglass yarn 5 avoids the wearing and tearing between fiberglass yarn 5 and the frame through gyro wheel 9 simultaneously, avoid the fiberglass yarn easy effect that takes place the jamming in corner position department, improve the quality of fiberglass yarn 5.
It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a production glass fiber grinding wheel screen cloth send a gumming device which characterized in that: comprises that
The rack group comprises a plurality of vertically arranged vertical plates and a horizontal plate arranged above the vertical plates, and the vertical plates are enclosed into a rectangular frame;
the threading group comprises a plurality of supporting plates which are horizontally and uniformly arranged below the inner part of the rectangular frame and coils which are respectively arranged on the supporting plates, a plurality of horizontally arranged threading bodies are arranged above the horizontal plate, the arrangement direction of the coils is consistent with that of the threading bodies, and the glass fiber yarns on the coils sequentially obliquely penetrate through the correspondingly arranged threading bodies from bottom to top and are concentrated to form glass fiber yarns;
the glue dipping tank consists of four longitudinal plates which are enclosed into a rectangular structure and a transverse plate which is arranged between the lower side positions of the four longitudinal plates, and the outer side wall of the transverse plate is connected with the longitudinal plates in a vertically sliding manner;
the extrusion group comprises a plurality of extrusion rollers arranged in a glue dipping tank, the extrusion rollers are arranged in a staggered manner in an upper row and a lower row, and the glass fiber yarns are arranged by bypassing the extrusion rollers from bottom to top;
a slip group, slip group is including arranging the stopper of the inside sunken recess of vertical inboard wall in and arranging horizontal board both sides lateral wall in, the middle part position of stopper is arranged in to the highly thickness that is greater than horizontal board and horizontal board of stopper, the recess includes U type portion and arranges the portion of bending of the vertical setting in U type portion both sides in, U type portion forms C type column structure with the portion of bending, the stopper block sets up in the recess, the below of horizontal board is equipped with the driving cylinder of vertical setting, the lower terminal surface of stopper is to the distance of the lower terminal surface of horizontal board and the highly uniform of the portion of bending, and the width of the U type portion of stopper is unanimous, simultaneously the top of slip group is all arranged in to the squeeze roll.
2. The wire feeding and dipping device for producing glass fiber grinding wheel screen cloth according to claim 1, characterized in that: the glass fiber yarn is equipped with the through-hole that holds glass fiber yarn level and pass to the vertical inboard that the steeping vat output passed, runs through this vertical inboard up end from top to bottom and is equipped with the slide bar, vertical inboard has the cavity of holding the vertical embedding of slide bar, the cavity forms integral type structure with the through-hole, the lower extreme of slide bar is arranged in vertical inboard and the lower extreme of slide bar in and is equipped with the gyro wheel, the upper end outside cover that the upper end of slide bar was equipped with arch and slide bar is equipped with the spring, the one end and the protruding fixed connection of spring, the other end of spring and the up end fixed connection of vertical board.
3. The wire feeding and dipping device for producing glass fiber grinding wheel screen cloth according to claim 2, characterized in that: the bellied top is equipped with the dead lever, the upper end activity of dead lever articulates there is the head rod, the one end activity of head rod articulates there is the second connecting rod, the second connecting rod downward sloping sets up, the activity articulates between second connecting rod and the corresponding vertical board has the third connecting rod, the second connecting rod tilt up sets up.
4. The wire feeding and dipping device for producing glass fiber grinding wheel screen cloth according to claim 1, characterized in that: the plurality of squeezing rollers are arranged in an upper row and a lower row, and the two rows of squeezing rollers are sequentially arranged in an up-down corresponding manner.
5. The wire feeding and dipping device for producing glass fiber grinding wheel screen cloth according to claim 1, characterized in that: the upper end face of the gum dipping groove is an inclined face, a guide plate is movably hinged above the inclined face, and the guide plate is of a U-shaped structure with an upward opening.
6. The wire feeding and dipping device for producing glass fiber grinding wheel screen cloth according to claim 1, characterized in that: the inside wall of recess is equipped with the rubber pad, the outside cover of stopper is equipped with the rubber sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920217496.6U CN209810541U (en) | 2019-02-21 | 2019-02-21 | Wire feeding and dipping device for producing glass fiber grinding wheel screen cloth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920217496.6U CN209810541U (en) | 2019-02-21 | 2019-02-21 | Wire feeding and dipping device for producing glass fiber grinding wheel screen cloth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209810541U true CN209810541U (en) | 2019-12-20 |
Family
ID=68873317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920217496.6U Expired - Fee Related CN209810541U (en) | 2019-02-21 | 2019-02-21 | Wire feeding and dipping device for producing glass fiber grinding wheel screen cloth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209810541U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111036484A (en) * | 2019-12-26 | 2020-04-21 | 科顺防水科技股份有限公司 | Child waterproof coiled material dip-coating process and system |
| CN113799410A (en) * | 2021-09-03 | 2021-12-17 | 盐城品冠高压电气有限公司 | Unreeling and feeding rack for glass fiber belts |
-
2019
- 2019-02-21 CN CN201920217496.6U patent/CN209810541U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111036484A (en) * | 2019-12-26 | 2020-04-21 | 科顺防水科技股份有限公司 | Child waterproof coiled material dip-coating process and system |
| CN111036484B (en) * | 2019-12-26 | 2022-08-30 | 科顺防水科技股份有限公司 | Child waterproof coiled material dip-coating process and system |
| CN113799410A (en) * | 2021-09-03 | 2021-12-17 | 盐城品冠高压电气有限公司 | Unreeling and feeding rack for glass fiber belts |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191220 |
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| CF01 | Termination of patent right due to non-payment of annual fee |