CN111270389A - Bearing cover plate convenient to change bearing shell - Google Patents
Bearing cover plate convenient to change bearing shell Download PDFInfo
- Publication number
- CN111270389A CN111270389A CN202010024174.7A CN202010024174A CN111270389A CN 111270389 A CN111270389 A CN 111270389A CN 202010024174 A CN202010024174 A CN 202010024174A CN 111270389 A CN111270389 A CN 111270389A
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- CN
- China
- Prior art keywords
- bearing
- cover plate
- wall
- hole
- sealed lid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D49/00—Details or constructional features not specially adapted for looms of a particular type
- D03D49/02—Construction of loom framework
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03J—AUXILIARY WEAVING APPARATUS; WEAVERS' TOOLS; SHUTTLES
- D03J1/00—Auxiliary apparatus combined with or associated with looms
- D03J1/008—Cooling systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
- F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
- F16C35/063—Fixing them on the shaft
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/08—Rigid support of bearing units; Housings, e.g. caps, covers for spindles
- F16C35/12—Rigid support of bearing units; Housings, e.g. caps, covers for spindles with ball or roller bearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C37/00—Cooling of bearings
- F16C37/007—Cooling of bearings of rolling bearings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Treatment Of Fiber Materials (AREA)
Abstract
The invention relates to the technical field of textile machine bearing maintenance, in particular to a bearing cover plate convenient for replacing a bearing shell, which comprises a rack, wherein the outer end surface of the rack is vertically and closely provided with a cover plate, the left upper end of the rack and the left upper end of the cover plate are provided with mounting holes which penetrate left and right, the inner cavity of each mounting hole is provided with a rotating shaft in an inserted manner, a bearing is arranged between the rotating shaft and the inner wall of each mounting hole, and the bearing has the beneficial effects that: after the cover plate is added and used, the cover plate does not need to be disassembled greatly when the bearing is replaced, and only the bearing shell needs to be disassembled to replace the bearing, so that the maintenance is convenient, the maintenance working time is reduced, and the use efficiency of the loom is improved; through setting up sealed lid and heat dissipation chamber, and then under the prerequisite that realizes the bearing seal, realize regularly radiating purpose, and then improved the protection and the performance maintenance to the bearing, improved the life of bearing greatly.
Description
Technical Field
The invention relates to the technical field of textile machine bearing maintenance, in particular to a bearing cover plate convenient for replacing a bearing shell.
Background
In the operation process of the textile machine, a rotating shaft is needed to drive a cam to rotate, the cam drives a cam swing rod to enable a water pump to frequently spray water, a bearing on the cam shaft bears frequent knocking load, and the bearing needs to be replaced in a certain working period.
In the process of replacing the bearing, the cover plate and the rotating shaft need to be removed for replacement in the traditional technology, so that the replacement and maintenance efficiency is reduced, and the normal operation of the textile machine is influenced, so that the maintenance time is increased; meanwhile, the existing bearing is relatively seriously worn during installation, and the technical difficulty of contradiction exists between heat loss and bearing pollution.
Therefore, the bearing cover plate convenient for replacing the bearing shell is provided, and the problems of bearing replacement efficiency and bearing heat dissipation are solved.
Disclosure of Invention
The present invention is directed to a bearing cover plate for facilitating replacement of a bearing housing, so as to solve the problems mentioned in the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
a bearing cover plate convenient for replacing a bearing shell comprises a rack, wherein the outer end face of the rack is vertically and tightly attached with a cover plate, the left upper end of the rack and the left upper end of the cover plate are provided with a mounting hole which penetrates through the left and the right, an inner cavity of the mounting hole is inserted with a rotating shaft, a bearing is arranged between the rotating shaft and the inner wall of the mounting hole, the bearing is fixedly sleeved on the outer wall of the rotating shaft, the left side of the bearing is provided with a bearing shell, the left end face of the bearing shell is provided with four screw holes distributed in a circumferential array manner, the right upper end of the bearing shell is provided with an insertion pipe, the inner wall of the bearing shell is provided with an internal thread, the inner cavity of the bearing shell is provided with a sealing cover, the right side of the inner cavity of the bearing shell is provided with a limiting plate, the, leave the heat dissipation chamber between the right side of sealed lid and the left side of bearing, the stem ring cup joints the outer wall in the pivot, and the upper and lower both ends of stem ring are installed on the fixed block, the fixed welding of fixed block is at the left end face of sealed lid, and the through-hole that runs through about the upper end of fixed block is seted up, the sealed grafting of left side port of through-hole has the sealing plug.
Preferably, the outer edge and the four corner positions of the cover plate are provided with fixing holes, and the cover plate is fixed on the rack through the fixing holes and screws.
Preferably, the outer wall of the left side of the rotating shaft is sleeved with a cam, the left end of the rotating shaft is provided with an end cover, and a gap is reserved between the end cover and the cam.
Preferably, the screw hole extends to the inner chamber of frame, and the inner chamber screw thread of screw hole rotates installs locking screw, is provided with the strengthening rib between the adjacent screw hole, apron and frame are connected to locking screw's interlude.
Preferably, a pair of limiting upright columns which are bilaterally symmetrical are arranged at the positions, corresponding to the insertion tubes, of the cover plate, the insertion holes of the insertion tubes are inserted into the outer walls of the limiting upright columns at one side close to the bearing shell, and connecting plates are sleeved between the pair of limiting upright columns which are bilaterally symmetrical.
Preferably, the upper end of the connecting plate is provided with a set of first limiting holes and second limiting holes which are bilaterally symmetrical, the upper end of the connecting plate is fixedly provided with a locking nut in a threaded manner, the first limiting holes are sleeved at the upper end of the insertion pipe, and the second limiting holes are inserted in the outer wall of the middle section of the limiting upright column at the other side.
Preferably, the outer wall of sealed lid is provided with the external screw thread, and sealed lid passes through external screw thread and female screw-thread fit fixed mounting in bearing housing's inner chamber, and the right side of sealed lid sets up to the ladder face, and the inseparable pressfitting of the right side outer fringe ladder face of sealed lid is on the limiting plate, and the ladder face is located the left end face in heat dissipation chamber in the middle of the right side of sealed lid, and the right side inner circle ladder face of sealed lid contacts with the inner.
Preferably, the right end of the through hole is communicated with a heat dissipation cavity, and the heat dissipation cavity is opposite to the position between the bearing inner ring and the bearing outer ring.
Compared with the prior art, the invention has the beneficial effects that:
1. after the cover plate is added and used, the cover plate does not need to be disassembled greatly when the bearing is replaced, and only the bearing shell needs to be disassembled to replace the bearing, so that the maintenance is convenient, the maintenance working time is reduced, and the use efficiency of the loom is improved;
2. according to the invention, by arranging the sealing cover and the heat dissipation cavity, the purpose of regularly dissipating heat is realized on the premise of realizing the sealing of the bearing, so that the protection and the performance maintenance of the bearing are improved, and the service life of the bearing is greatly prolonged.
Drawings
FIG. 1 is an exploded view of a bearing housing mounting perspective structure of the present invention;
FIG. 2 is a schematic view of a bearing housing mounting arrangement of the present invention;
FIG. 3 is a side view of the bearing housing installation of the present invention;
FIG. 4 is an enlarged view of the structure at A in FIG. 2;
FIG. 5 is a diagram illustrating the practical effect of the cover plate of the present invention;
FIG. 6 is a perspective view of a bearing housing according to the present invention;
FIG. 7 is a perspective view of the sealing cap of the present invention;
fig. 8 is a schematic view of the connection plate structure of the present invention.
In the figure: 1. a rotating shaft; 2. a frame; 3. a cover plate; 4. a cam; 5. an end cap; 6. a buffer gap; 7. A bearing; 8. a bearing housing; 9. a sealing cover; 10. locking the screw; 11. a fixing hole; 12. reinforcing ribs; 13. mounting holes; 14. a connecting plate; 15. locking the nut; 16. a limiting upright post; 17. rotating the handle ring; 18. A fixed block; 19. a through hole; 20. inserting a tube; 21. a jack; 22. screw holes; 23. an internal thread; 24. a limiting plate; 25. an external thread; 26. a sealing plug; 27. a heat dissipation cavity; 28. a first limit hole; 29. a second limiting hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 8, the present invention provides a technical solution:
the utility model provides a bearing cover plate convenient to change bearing housing, includes frame 2, and the outer terminal surface of frame 2 is vertical hugs closely installs apron 3, and the outer fringe and four corner positions of apron 3 all are provided with fixed orifices 11, and apron 3 passes through fixed orifices 11 fix with screw in frame 2, utilizes the cooperation of fixed orifices 11 and screw, realizes the parallel fixed mounting of apron 3 at the left end face of frame 2.
The left upper end of frame 2 and apron 3 is seted up and is controlled the mounting hole 13 that runs through, and mounting hole 13 runs through frame 2 and apron 3, and then realizes the coaxial installation that runs through between apron 3 and the frame 2.
The inner cavity of the mounting hole 13 is inserted with the rotating shaft 1, a bearing 7 is arranged between the rotating shaft 1 and the inner wall of the mounting hole 13, and the rotating shaft 1, the cover plate 3 and the frame 2 are rotatably mounted by the bearing 7.
The outer wall of the left side of the rotating shaft 1 is sleeved with a cam 4, an end cover 5 is installed at the left end of the rotating shaft 1, and a gap is reserved between the end cover 5 and the cam 4.
Bearing housing 8's inner wall is provided with internal thread 23, and sealed lid 9 is installed to bearing housing 8's inner chamber, and the outer wall of sealed lid 9 is provided with external screw thread 25, and sealed lid 9 utilizes the cooperation between external screw thread 25 and the internal thread 23 through external screw thread 25 and internal thread 23 cooperation fixed mounting at bearing housing 8's inner chamber, realizes the convenient sealed installation between bearing housing 8 and the sealed lid 9, has reduced installation time greatly.
The inner wall of the sealing cover 9 is sleeved on the outer wall of the rotating shaft 1, a buffering gap 6 is reserved between the sealing cover 9 and the outer wall of the rotating shaft 1, and friction between the sealing cover 9 and the rotating shaft 1 is prevented by the buffering gap 6.
The inner cavity right side of the bearing shell 8 is provided with a limiting plate 24, the right side of the sealing cover 9 is arranged to be a step surface, the step surface on the outer edge of the right side of the sealing cover 9 is tightly pressed on the limiting plate 24, the position of the sealing cover 9 is limited by the limiting plate 24, and the sealing cover 9 is prevented from extruding the bearing 7 to cause the rotation of the rotating shaft 1.
A heat dissipation cavity 27 is reserved between the right side of the sealing cover 9 and the left side of the bearing 7, the middle stepped surface of the right side of the sealing cover 9 is located on the left end face of the heat dissipation cavity 27, and the inner ring stepped surface of the right side of the sealing cover 9 is in contact with the inner ring of the bearing 7.
The upper right end of the bearing shell 8 is provided with an insertion tube 20, the insertion tube 20 is provided with an insertion hole 21, the cover plate 3 is provided with a pair of limiting upright columns 16 which are bilaterally symmetrical at positions corresponding to the insertion tube 20, the insertion hole 21 of the insertion tube 20 is inserted into the outer wall of the limiting upright column 16 at one side close to the bearing shell 8, and the insertion tube 20 and the limiting upright column 16 are inserted to further limit the installation position of the bearing shell 8.
Connect between a pair of spacing stand 16 of bilateral symmetry and install connecting plate 14, the upper end of connecting plate 14 is provided with a set of first spacing hole 28 and the spacing hole 29 of second of bilateral symmetry, the upper end screw thread fixed mounting of connecting plate 14 has lock nut 15, first spacing hole 28 cup joints the upper end at intubate 20, the outer wall at the spacing stand 16 interlude of opposite side is pegged graft to the spacing hole 29 of second, utilize connecting plate 14 and lock nut 15's cooperation, realize the fixed connection between pivot shell 8 and the spacing stand 16, and then make bearing housing 8 installation fixed angle install on apron 3, further strengthen bearing housing 8 mounted position's intensity.
The outer wall of the left side of the sealing cover 9 is provided with a rotating handle ring 17, the rotating handle ring 17 is sleeved on the outer wall of the rotating shaft 1, the upper end and the lower end of the rotating handle ring 17 are installed on a fixing block 18, and the rotating handle ring 17 is utilized to realize convenient thread rotation of the sealing cover 9.
Fixed block 18 fixed welding is at the left end face of sealed lid 9, the through-hole 19 that runs through about the upper end of fixed block 18 is seted up, the sealed grafting of left side port of through-hole 19 has sealing plug 26, the right-hand member intercommunication heat dissipation chamber 27 of through-hole 19, heat dissipation chamber 27 is just between bearing 7 inner circle and outer lane, utilize through-hole 19 and heat dissipation chamber 27 to realize admitting air the heat dissipation to bearing 7, utilize sealing plug 26 to realize the control to heat dissipation chamber 27, avoid exposing for a long time and cause the pollution to bearing 7.
The working principle is as follows: at first utilize the cooperation of fixed orifices 11 and screw, the realization is with the parallel fixed mounting of apron 3 at the left end face of frame 2, utilize bearing 7 to realize pivot 1 and apron 3, rotation installation between frame 2, utilize screw hole 22 and locking screw 22's cooperation, realize the fixed mounting of bearing housing 8, and then utilize bearing housing 8 to realize the injecing to bearing 7 left side position, prevent that bearing 7 from droing, utilize strengthening rib 12 to strengthen the intensity of fixed position, avoid the rotation torsion of pivot 1 to cause the hookup location to warp, use behind the apron 3, need not tear apron 3 open greatly when changing bearing 7, only need pull down bearing housing 8 and change bearing 7, the maintenance is made things convenient for, reduce man-hour, the availability factor of weaving machine has been improved.
Utilize the cooperation between external screw thread 25 and the internal thread 23, realize the convenient sealed installation between bearing housing 8 and the sealed lid 9, the installation time has been reduced greatly, utilize grafting between intubate 20 and the spacing stand 16, and then inject the mounted position of bearing housing 8, utilize the cooperation of connecting plate 14 and lock nut 15, realize the fixed connection between bearing housing 8 and the spacing stand 16, and then make bearing housing 8 installation fixed angle install on apron 3, further strengthen the intensity of bearing housing 8 mounted position.
Utilize the convenient screw thread rotation of the sealed lid 9 of rocking handle ring 17 realization, utilize through-hole 19 and heat dissipation chamber 27 to realize regularly admitting air the heat dissipation to bearing 7, after bearing 7 operation a period, the heat gathering is in heat dissipation chamber 27, it realizes radiating purpose to open sealing plug 26 this moment, short as the operation duration, when the heat is less, utilize sealing plug 26 to seal through-hole 19, and avoid external air to cause the pollution to bearing 7, utilize sealing plug 26 to realize the control to heat dissipation chamber 27, avoid exposing for a long time and cause the pollution to bearing 7, the protection and the performance maintenance to bearing 7 have been improved, the life of bearing 7 has been improved greatly.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a bearing cap board convenient to change bearing housing, includes frame (2), its characterized in that: the outer end face of the rack (2) is vertically and tightly attached with a cover plate (3), the left upper end of the rack (2) and the left upper end of the cover plate (3) are provided with a left-right through mounting hole (13), an inner cavity of the mounting hole (13) is inserted with a rotating shaft (1), a bearing (7) is arranged between the rotating shaft (1) and the inner wall of the mounting hole (13), the bearing (7) is fixedly sleeved on the outer wall of the rotating shaft (1), the left side of the bearing (7) is provided with a bearing shell (8), the left end face of the bearing shell (8) is provided with four screw holes (22) distributed in a circumferential array manner, the right upper end of the bearing shell (8) is provided with an insertion pipe (20), the inner wall of the bearing shell (8) is provided with an internal thread (23), the inner cavity of the bearing shell (8) is provided with a, jack (21) have been seted up on intubate (20), the inner wall of sealed lid (9) cup joints the outer wall in pivot (1), leaves between the outer wall of sealed lid (9) and pivot (1) buffer clearance (6), and the left side outer wall of sealed lid (9) is provided with handle ring (17), leaves heat dissipation chamber (27) between the right side of sealed lid (9) and the left side of bearing (7), handle ring (17) cup joint the outer wall in pivot (1), and the upper and lower both ends of handle ring (17) are installed on fixed block (18), fixed welding is in the left end face of sealed lid (9) in fixed block (18), and through-hole (19) that run through about the upper end of fixed block (18) is seted up, the sealed grafting of the left side port of through-hole (19) has sealing plug (26).
2. A bearing cover plate for facilitating replacement of a bearing shell according to claim 1, wherein: the outer edge and the four corner positions of the cover plate (3) are provided with fixing holes (11), and the cover plate (3) is fixed on the rack (2) through the fixing holes (11) by screws.
3. A bearing cover plate for facilitating replacement of a bearing shell according to claim 1, wherein: the outer wall of the left side of the rotating shaft (1) is sleeved with the cam (4), the left end of the rotating shaft (1) is provided with the end cover (5), and a gap is reserved between the end cover (5) and the cam (4).
4. A bearing cover plate for facilitating replacement of a bearing shell according to claim 1, wherein: screw hole (22) extend to the inner chamber of frame (2), and the inner chamber screw thread of screw hole (22) is rotated and is installed locking screw (10), is provided with strengthening rib (12) between adjacent screw hole (22), apron (3) and frame (2) are connected to the interlude of locking screw (10).
5. A bearing cover plate for facilitating replacement of a bearing shell according to claim 1, wherein: the position of the cover plate (3) corresponding to the insertion pipe (20) is provided with a pair of limiting upright columns (16) which are bilaterally symmetrical, the insertion hole (21) of the insertion pipe (20) is inserted into the outer wall of the limiting upright column (16) on one side close to the bearing shell (8), and a connecting plate (14) is sleeved between the pair of limiting upright columns (16) which are bilaterally symmetrical.
6. The bearing cap plate for facilitating replacement of a bearing housing as claimed in claim 5, wherein: the upper end of connecting plate (14) is provided with a set of first spacing hole (28) and the spacing hole of second (29) of bilateral symmetry, and the upper end screw thread fixed mounting of connecting plate (14) has lock nut (15), first spacing hole (28) cup joint in the upper end of intubate (20), the spacing hole of second (29) is pegged graft at the outer wall of the spacing stand (16) interlude of opposite side.
7. A bearing cover plate for facilitating replacement of a bearing shell according to claim 1, wherein: the outer wall of sealed lid (9) is provided with external screw thread (25), and sealed lid (9) set up to the ladder face through external screw thread (25) and internal thread (23) cooperation fixed mounting in the inner chamber of bearing housing (8), the right side of sealed lid (9), and the inseparable pressfitting of right side outer fringe ladder face of sealed lid (9) is on limiting plate (24), and the ladder face is located the left end face in heat dissipation chamber (27) in the middle of the right side of sealed lid (9), and the right side inner circle ladder face of sealed lid (9) contacts with the inner circle of bearing (7).
8. A bearing cover plate for facilitating replacement of a bearing shell according to claim 1, wherein: the right end of the through hole (19) is communicated with a heat dissipation cavity (27), and the heat dissipation cavity (27) is just opposite to the position between the inner ring and the outer ring of the bearing (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010024174.7A CN111270389B (en) | 2020-01-10 | 2020-01-10 | Bearing cover plate convenient to change bearing shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010024174.7A CN111270389B (en) | 2020-01-10 | 2020-01-10 | Bearing cover plate convenient to change bearing shell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111270389A true CN111270389A (en) | 2020-06-12 |
| CN111270389B CN111270389B (en) | 2021-06-22 |
Family
ID=70997032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010024174.7A Active CN111270389B (en) | 2020-01-10 | 2020-01-10 | Bearing cover plate convenient to change bearing shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111270389B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004107838A (en) * | 2002-09-20 | 2004-04-08 | Tsudakoma Corp | Frame of loom, and method for changing beating method in loom |
| CN202131446U (en) * | 2011-06-23 | 2012-02-01 | 青岛金三阳纺织机械有限公司 | Wall plate structure for plastic woven cloth water jet loom |
| CN203144641U (en) * | 2013-03-01 | 2013-08-21 | 苏州华毅机械有限公司 | Wall board of water jet loom |
| CN209602717U (en) * | 2019-01-28 | 2019-11-08 | 浙江引春机械有限公司 | With adjustable double-beam rack up and down on a kind of water-jet loom |
-
2020
- 2020-01-10 CN CN202010024174.7A patent/CN111270389B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004107838A (en) * | 2002-09-20 | 2004-04-08 | Tsudakoma Corp | Frame of loom, and method for changing beating method in loom |
| CN202131446U (en) * | 2011-06-23 | 2012-02-01 | 青岛金三阳纺织机械有限公司 | Wall plate structure for plastic woven cloth water jet loom |
| CN203144641U (en) * | 2013-03-01 | 2013-08-21 | 苏州华毅机械有限公司 | Wall board of water jet loom |
| CN209602717U (en) * | 2019-01-28 | 2019-11-08 | 浙江引春机械有限公司 | With adjustable double-beam rack up and down on a kind of water-jet loom |
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| Publication number | Publication date |
|---|---|
| CN111270389B (en) | 2021-06-22 |
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