CN112647168A - Plate spring type drafting cradle mechanism for spinning machine - Google Patents
Plate spring type drafting cradle mechanism for spinning machine Download PDFInfo
- Publication number
- CN112647168A CN112647168A CN202011582081.2A CN202011582081A CN112647168A CN 112647168 A CN112647168 A CN 112647168A CN 202011582081 A CN202011582081 A CN 202011582081A CN 112647168 A CN112647168 A CN 112647168A
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- China
- Prior art keywords
- fixedly connected
- plate
- rod
- block
- purifying box
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Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H5/00—Drafting machines or arrangements ; Threading of roving into drafting machine
- D01H5/18—Drafting machines or arrangements without fallers or like pinned bars
- D01H5/46—Loading arrangements
- D01H5/50—Loading arrangements using springs
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H11/00—Arrangements for confining or removing dust, fly or the like
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H5/00—Drafting machines or arrangements ; Threading of roving into drafting machine
- D01H5/18—Drafting machines or arrangements without fallers or like pinned bars
- D01H5/60—Arrangements maintaining drafting elements free of fibre accumulations
- D01H5/66—Suction devices exclusively
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Spinning Or Twisting Of Yarns (AREA)
Abstract
The invention discloses a plate spring type drafting cradle mechanism for a spinning machine, which relates to the technical field of a cradle and comprises a cradle body, wherein a bracket plate is arranged in the middle of the cradle body, the leather roller is fixed by adjusting the movable plate, and the first screw rod is driven to rotate by the rotation of the first motor, the first screw rod rotates to drive the lower pressing block to move downwards, the lower pressing block moves downwards through the connecting rod to drive the sleeve block to move downwards, the sleeve block moves downwards through the lower pressing rod to drive the lower pressing plate to move downwards, the distance and the pressure between the leather roller and the roller are controlled by adjusting the extending length of the lower pressure rod, and the feeding amount of the lower pressure block can be controlled by controlling the rotation of the motor I, therefore, the pressure of the spinning machine can be adjusted according to the requirement, the pressure is applied in a precise positioning mode, the requirement of the spinning process is met, and the production quality of the spinning machine is improved.
Description
Technical Field
The invention relates to the technical field of a stretching cradle, in particular to a plate spring type stretching cradle mechanism for a spinning machine.
Background
A roving frame for spinning the fibre slivers is composed of a flyer roving frame and a twisting roving frame, which are divided into two parts by twisting mechanism, and features that the flyer roving frame rotates along flyer to continuously twist the slivers for making twisted roving, and the twisting roving frame is composed of a pair of twisting leather plates for holding and twisting the slivers. Flyer roving frames and twist roving frames can be divided into first, second and single-pass roving frames, and the feeding forms of the various roving frames, roving packages and the number of spindles of the machine are different, but the structure and the function of the machine are approximately the same.
The plate spring type traction cradle and the multiple groups of leather rollers adopted by the existing roving frame work in a combined mode, the plate spring type traction cradle cannot be accurately positioned to apply pressure, the twisting process effect is poor easily, production quality is affected, dust is easily accumulated in the use process of the existing plate spring type traction cradle, frequent shutdown is needed to clean, and production efficiency is affected.
Disclosure of Invention
The invention aims to provide a plate spring type drafting cradle mechanism for a spinning machine, which solves the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a plate spring formula draft cradle mechanism for frame, is including stretching the cradle body, and the middle part of stretching the cradle body is provided with the mounting panel, and the lower surface of mounting panel is seted up flutedly, and the embedded of recess is connected with a plurality of pushing down mechanisms, and pushing down the mechanism and being connected with the chuck, installs the fly leaf on the chuck, and the last surface mounting of mounting panel has dust removal mechanism, and the buckle is installed to the one end below of mounting panel.
As a further scheme of the invention: the lower pressing mechanism comprises a first motor, a first screw rod, a first lower pressing block, a supporting plate, a first connecting rod, a sleeve block, a lower pressing rod and a lower pressing plate, the first motor is installed on an embedded surface of the groove, the first output end of the first motor is fixedly connected with the first screw rod through a coupler, the first lower end of the first screw rod is rotatably connected with the supporting plate, two ends of the supporting plate are fixedly connected with two inner side surfaces of the groove respectively, the lower pressing block is arranged above the supporting plate, a threaded hole matched with the first screw rod is formed in the lower pressing block, the lower pressing block is in threaded connection with the first screw rod, the first side surface of the lower pressing block is fixedly connected with the first connecting rod, the other end of the first connecting rod is fixedly connected with the sleeve block.
As a further scheme of the invention: one side face of the lower pressing block is fixedly connected with a second connecting rod, the other end of the second connecting rod is fixedly connected with a first sliding sleeve, a first sliding rod is arranged in the first sliding sleeve in a matched mode, and the upper end of the first sliding rod is fixedly connected with the embedded face of the groove.
As a further scheme of the invention: dust removal mechanism includes the fan, the exhaust column, the induced draft fill, defeated tuber pipe, the purifying box, a separation plate, dust screen and play tuber pipe, the last surface mounting of mounting panel has the fan, the fixed intercommunication of import of fan has the exhaust column, the other end of exhaust column runs through the upper surface of mounting panel and extends to in the recess, the fixed intercommunication of the other end of exhaust column has the induced draft fill, the fixed intercommunication in export of fan has defeated tuber pipe, the last fixed surface of mounting panel is connected with the purifying box, fixedly connected with assorted baffle in the purifying box, the upper surface of baffle is connected with the dust screen, the side of dust screen and the medial surface fixed connection of purifying box, the fixed intercommunication in another side of purifying box has out the tuber pipe.
As a further scheme of the invention: still install in the purifying box and prevent blockking up the mechanism, prevent blockking up the mechanism and include motor two, lead screw two, nut piece and scraper blade, the last surface mounting of purifying box has motor two, the output of motor two runs through the upper surface of purifying box and passes through shaft coupling fixedly connected with lead screw two, the lower extreme of lead screw two is connected with the interior lower surface rotation of purifying box, be provided with the nut piece in the purifying box, the nut piece is seted up the screw hole that matches with lead screw two, nut piece and two threaded connection of lead screw, a side fixedly connected with scraper blade of nut piece, the side sliding connection of scraper blade and dust screen.
As a further scheme of the invention: the purification box is internally provided with a second sliding rod, the upper end of the second sliding rod is fixedly connected with the inner upper surface of the purification box, the lower end of the second sliding rod is fixedly connected with the inner lower surface of the purification box, a nut block is provided with a sliding hole matched with the second sliding rod, and the nut block is sleeved on the second sliding rod.
As a further scheme of the invention: a sealing door is installed on the front end face of the purifying box, and the lower surface of the scraping plate is fixedly connected with the side face of the nut block through a rib block.
As a further scheme of the invention: the other end of the air outlet pipe penetrates through the upper surface of the support plate and extends out of the groove, and the other end of the air outlet pipe is fixedly communicated with an air conveying bucket.
As a further scheme of the invention: the buckle passes through bolt and mounting panel fixed connection, and the side of buckle passes through bolt fixed connection and has the fixed plate.
Compared with the prior art, the invention has the beneficial effects that:
1. when the leather roller pressing device is used, firstly, the leather roller is arranged on the chuck, the leather roller is fixed through the adjusting movable plate, the first screw rod is driven to rotate through the rotation of the first motor, the first screw rod drives the lower pressing block to move downwards, the lower pressing block moves downwards through the connecting rod to drive the sleeve block to move downwards, the sleeve block moves downwards through the lower pressing rod to drive the lower pressing plate to move downwards, the distance and the pressure between the leather roller and the roller are controlled through adjusting the extending length of the lower pressing rod, the feeding amount of the lower pressing block can be controlled through controlling the rotation of the first motor, and therefore the pressure of the lower pressing block can be adjusted according to requirements, the accurate positioning pressing is carried out, the requirements of a spinning process are met, and the production quality of the leather roller pressing device is improved.
2. When the dust removal device is used, the fan performs air extraction through the air extraction pipe and the air extraction hopper, so that dust is extracted along with air flow, then the dust is introduced into the purification box through the air transmission pipe, and the dust is filtered and removed through the dust screen in the purification box and then is discharged through the air outlet pipe, thereby avoiding the need of stopping the machine for cleaning due to dust accumulation and improving the production efficiency.
3. According to the invention, through the arranged anti-blocking mechanism, in the use process, the second motor is periodically started, the second motor drives the nut block to move up and down, the lower pressing block moves up and down to drive the scraper to move up and down, and a filter cake formed on the side surface of the dust screen due to long-term filtration is scraped, so that the influence on use due to the blockage of the dust screen can be avoided, and the dust screen is convenient to clean.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a partial cross-sectional structural schematic of the present invention;
FIG. 3 is a schematic structural view of a pressing mechanism according to the present invention;
FIG. 4 is a sectional view schematically showing the construction of the purification tank according to the present invention;
FIG. 5 is a schematic three-dimensional structure of the nut block of the present invention;
fig. 6 is a partial three-dimensional structural schematic diagram of the support plate of the present invention.
In the figure: 1. a lower pressing plate; 2. a chuck; 3. a lower pressure lever; 4. a mounting plate; 5. an exhaust pipe; 6. a fan; 7. a wind delivery pipe; 8. a second motor; 9. a purification box; 10. a sealing door; 11. an air outlet pipe; 12. a movable plate; 13. a cradle body; 14. a gas transmission hopper; 15. a fixing plate; 16. buckling; 17. an air draft hopper; 18. sleeving blocks; 19. a first connecting rod; 20. a support plate; 21. a first screw rod; 22. pressing the block; 23. a second connecting rod; 24. a first sliding sleeve; 25. a first sliding rod; 26. a first motor; 27. a second screw rod; 28. a second sliding rod; 29. a nut block; 30. a partition plate; 31. a dust screen; 32. a rib block; 33. a scraper.
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 6, in an embodiment of the present invention, a plate spring type drafting cradle mechanism for a spinning machine includes a cradle body 13, a support plate 4 is disposed in the middle of the cradle body 13, a groove is disposed on the lower surface of the support plate 4, a plurality of pressing mechanisms are embedded in the groove and connected to the pressing mechanisms, a chuck 2 is connected to the pressing mechanisms, a movable plate 12 is mounted on the chuck 2, the pressing mechanisms include a motor 26, a screw 21, a pressing block 22, a support plate 20, a connecting rod 19, a sleeve block 18, a pressing rod 3 and a pressing plate 1, the motor 26 is mounted on the embedded surface of the groove, an output end of the motor 26 is fixedly connected to the screw 21 through a coupler, the support plate 20 is rotatably connected to the lower end of the screw 21, two ends of the support plate 20 are respectively fixedly connected to two inner side surfaces of the groove, a pressing block 22 is disposed above the support plate 20, the lower pressing block 22 is provided with a threaded hole matched with the first screw rod 21, the lower pressing block 22 is in threaded connection with the first screw rod 21, one side face of the lower pressing block 22 is fixedly connected with a first connecting rod 19, the other end of the first connecting rod 19 is fixedly connected with a sleeve block 18, a lower pressing rod 3 is fixedly arranged in the sleeve block 18, the lower end of the lower pressing rod 3 is fixedly connected with a lower pressing plate 1, a chuck 2 is mounted on the lower surface of the lower pressing plate 1, a dust removing mechanism is mounted on the upper surface of the support plate 4 and comprises a fan 6, an exhaust pipe 5, an exhaust hopper 17, an air conveying pipe 7, a purification box 9, a partition plate 30, a dust screen 31 and an air outlet pipe 11, the upper surface of the support plate 4 is provided with the fan 6, an inlet of the fan 6 is fixedly communicated with the exhaust pipe 5, the other end of the exhaust pipe 5 penetrates through the upper surface of the support plate 4 and extends into the groove, the, the upper surface of the support plate 4 is fixedly connected with a purification box 9, a matched partition plate 30 is fixedly connected in the purification box 9, the upper surface of the partition plate 30 is connected with a dust screen 31, the side surface of the dust screen 31 is fixedly connected with the inner side surface of the purification box 9, the other side surface of the purification box 9 is fixedly communicated with an air outlet pipe 11, a buckle 16 is arranged below one end of the support plate 4, when the purification box is used, a leather roller is firstly arranged on a chuck 2, the leather roller is fixed by adjusting a movable plate 12, a screw rod 21 is driven to rotate by the rotation of a motor I26, a lower pressing block 22 is driven to move downwards by the rotation of the screw rod I21, the lower pressing block 22 moves downwards by a connecting rod I19 to drive a sleeve block 18 to move downwards, the sleeve block 18 moves downwards by a lower pressing rod 3 to drive the lower pressing plate 1 to move downwards, the distance and the pressure between the leather roller are controlled by adjusting the length of the extension of the lower pressing, the feeding amount of briquetting 22 under can controlling, thereby make its pressure to adjust according to the demand, carry out accurate positioning and exert pressure, satisfy the demand of spinning technology, the production quality is improved, in the use, fan 6 carries out convulsions through exhaust column 5 and exhaust funnel 17, make the dust be taken away along with the air current, let in the purifying box 9 by defeated tuber pipe 7 again, filter through the dust screen 31 in the purifying box 9 and remove the dirt back again by play tuber pipe 11 discharges, thereby can avoid because the dust is piled up and need shut down to clear up, the efficiency of production has been improved.
One side fixedly connected with connecting rod two 23 of briquetting 22 down, the other end fixedly connected with sliding sleeve one 24 of connecting rod two 23, be provided with assorted slide bar one 25 in the sliding sleeve one 24, the upper end of slide bar one 25 and the embedded face fixed connection of recess, through the connecting rod two 23, slide bar one 25 and sliding sleeve one 24 that set up, when lead screw one 21 rotates, to briquetting 22 start limiting displacement down, avoid briquetting 22 to take place the rotation along with the rotation of lead screw one 21 down, make its reciprocating that can be steady.
The purification box 9 is also internally provided with an anti-blocking mechanism, the anti-blocking mechanism comprises a second motor 8, a second screw rod 27, a second nut block 29 and a scraper 33, the second motor 8 is arranged on the upper surface of the purification box 9, the output end of the second motor 8 penetrates through the upper surface of the purification box 9 and is fixedly connected with the second screw rod 27 through a coupler, the lower end of the second screw rod 27 is rotatably connected with the inner lower surface of the purification box 9, the nut block 29 is arranged in the purification box 9, the nut block 29 is provided with a threaded hole matched with the second screw rod 27, the nut block 29 is in threaded connection with the second screw rod 27, one side surface of the nut block 29 is fixedly connected with the scraper 33, the scraper 33 is in sliding connection with the side surface of the dust screen 31, in the use process, the second motor 8 is periodically started, the second motor 8 drives the nut block 29 to move up and down, the lower press block 22 moves up and down to drive the, the influence on use caused by the blockage of the dust screen 31 can be avoided, and the dust screen 31 is convenient to clean.
A second sliding rod 28 is arranged in the purifying box 9, the upper end of the second sliding rod 28 is fixedly connected with the inner upper surface of the purifying box 9, the lower end of the second sliding rod 28 is fixedly connected with the inner lower surface of the purifying box 9, a sliding hole matched with the second sliding rod 28 is formed in the nut block 29, the nut block 29 is sleeved on the second sliding rod 28, the second sliding rod 28 is arranged to limit the lower pressing block 22, the second sliding rod 27 is prevented from rotating along with the second sliding rod 27, and the second sliding rod can move up and down stably.
Sealing door 10 is installed to the preceding terminal surface of purifying box 9, through the sealing door 10 that sets up, is convenient for to the clearance in the purifying box 9, and the lower surface of scraper blade 33 passes through rib piece 32 and the side fixed connection of nut piece 29, through the rib piece 32 that sets up, makes scraper blade 33's structure more firm.
The other end of the air outlet pipe 11 penetrates through the upper surface of the support plate 4 and extends to the outside of the groove, and the other end of the air outlet pipe 11 is fixedly communicated with an air conveying bucket 14, so that air flow discharged by the air outlet pipe 11 can enter and exit to blow dust for treatment, and dust accumulation is further avoided.
The buckle 16 is fixedly connected with the support plate 4 through a bolt, the side face of the buckle 16 is fixedly connected with a fixing plate 15 through a bolt, and the buckle is conveniently connected with other components through the arranged fixing plate 15.
The electric elements presented in the text are all electrically connected with an external main controller and 220V mains supply through a transformer, the main controller can be a conventional known device controlled by a computer and the like, the electric elements provided by the invention are only used according to the structural characteristics of the product, the product can be adjusted and modified after being purchased, so that the product is more matched with and accords with the technical scheme of the invention, the electric elements are a technical scheme which is the best application of the technical scheme, the model of the product can be replaced and modified according to the required technical parameters, and the product is familiar to the technical personnel skilled in the art, so that the technical scheme provided by the invention can clearly obtain the corresponding use effect.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
1. The utility model provides a plate spring formula draft cradle mechanism for frame, is including stretching cradle body (13), its characterized in that, and the middle part of stretching cradle body (13) is provided with mounting panel (4), and the lower surface of mounting panel (4) is seted up flutedly, and the embedding of recess is connected with a plurality of pushing down mechanisms, and pushing down the mechanism and being connected with chuck (2), installs fly leaf (12) on chuck (2), and the last surface mounting of mounting panel (4) has dust removal mechanism, and buckle (16) are installed to the one end below of mounting panel (4).
2. The plate spring type drafting cradle mechanism for textile machine according to claim 1, characterized in that the pressing mechanism comprises a first motor (26), a first screw rod (21), a first pressing block (22), a support plate (20), a first connecting rod (19), a sleeve block (18), a pressing rod (3) and a pressing plate (1), the first motor (26) is installed on the embedded surface of the groove, the first screw rod (21) is fixedly connected to the output end of the first motor (26) through a coupler, the support plate (20) is rotatably connected to the lower end of the first screw rod (21), two ends of the support plate (20) are respectively fixedly connected to two inner side surfaces of the groove, the pressing block (22) is arranged above the support plate (20), the pressing block (22) is provided with a threaded hole matched with the first screw rod (21), the pressing block (22) is in threaded connection with the first screw rod (21), one side surface of the pressing block (22) is fixedly connected with the first connecting rod, the other end of the first connecting rod (19) is fixedly connected with a sleeve block (18), a lower pressing rod (3) is fixedly arranged in the sleeve block (18), a lower pressing plate (1) is fixedly connected to the lower end of the lower pressing rod (3), and the chuck (2) is installed on the lower surface of the lower pressing plate (1).
3. The plate spring type drafting cradle mechanism for textile machine according to claim 2, characterized in that a second connecting rod (23) is fixedly connected to one side of the lower pressing block (22), a first sliding sleeve (24) is fixedly connected to the other end of the second connecting rod (23), a first sliding rod (25) is arranged in the first sliding sleeve (24), and the upper end of the first sliding rod (25) is fixedly connected with the embedded surface of the groove.
4. The plate spring type drafting cradle mechanism for textile machine according to claim 1, characterized in that the dust removing mechanism comprises a fan (6), an exhaust pipe (5), an exhaust funnel (17), an air delivery pipe (7), a purification box (9), a partition plate (30), a dust screen (31) and an air outlet pipe (11), the fan (6) is installed on the upper surface of the support plate (4), the exhaust pipe (5) is fixedly communicated with the inlet of the fan (6), the other end of the exhaust pipe (5) penetrates through the upper surface of the support plate (4) and extends into the groove, the exhaust funnel (17) is fixedly communicated with the other end of the exhaust pipe (5), the air delivery pipe (7) is fixedly communicated with the outlet of the fan (6), the purification box (9) is fixedly connected with the upper surface of the support plate (4), the matched partition plate (30) is fixedly connected with the purification box (9), the dust screen (31) is connected with the upper surface of the partition plate (30), the side surface of the dustproof net (31) is fixedly connected with the inner side surface of the purifying box (9), and the other side surface of the purifying box (9) is fixedly communicated with an air outlet pipe (11).
5. The plate spring type drafting cradle mechanism for textile machine according to claim 4, still install in purifying box (9) and prevent blockking up the mechanism, prevent blockking up the mechanism and include motor two (8), lead screw two (27), nut piece (29) and scraper blade (33), the upper surface mounting of purifying box (9) has motor two (8), the output of motor two (8) runs through the upper surface of purifying box (9) and through shaft coupling fixedly connected with lead screw two (27), the lower extreme of lead screw two (27) is connected with the interior lower surface rotation of purifying box (9), be provided with nut piece (29) in purifying box (9), nut piece (29) seted up with lead screw two (27) assorted screw hole, nut piece (29) and two (27) threaded connection of lead screw, a side fixedly connected with scraper blade (33) of nut piece (29), the side sliding connection of scraper blade (33) and dust screen (31).
6. The plate spring type drafting cradle mechanism for textile machine according to claim 5, characterized in that a second sliding rod (28) is arranged in the purifying box (9), the upper end of the second sliding rod (28) is fixedly connected with the inner upper surface of the purifying box (9), the lower end of the second sliding rod (28) is fixedly connected with the inner lower surface of the purifying box (9), a nut block (29) is provided with a sliding hole matched with the second sliding rod (28), and the nut block (29) is sleeved on the second sliding rod (28).
7. The plate spring type drafting cradle mechanism for textile machine according to claim 4, characterized in that the front end face of the purifying box (9) is provided with a sealing door (10), and the lower surface of the scraper (33) is fixedly connected with the side face of the nut block (29) through a rib block (32).
8. The plate spring type drafting cradle mechanism for textile machine according to claim 4, characterized in that the other end of the air outlet pipe (11) penetrates the upper surface of the support plate (4) and extends to the outside of the groove, and the other end of the air outlet pipe (11) is fixedly communicated with an air delivery bucket (14).
9. The plate spring type drafting cradle mechanism for textile machine according to claim 1, characterized in that the buckle (16) is fixedly connected with the bracket plate (4) through a bolt, and the side surface of the buckle (16) is fixedly connected with the fixing plate (15) through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011582081.2A CN112647168A (en) | 2020-12-28 | 2020-12-28 | Plate spring type drafting cradle mechanism for spinning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011582081.2A CN112647168A (en) | 2020-12-28 | 2020-12-28 | Plate spring type drafting cradle mechanism for spinning machine |
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| Publication Number | Publication Date |
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| CN112647168A true CN112647168A (en) | 2021-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011582081.2A Pending CN112647168A (en) | 2020-12-28 | 2020-12-28 | Plate spring type drafting cradle mechanism for spinning machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113249832A (en) * | 2021-05-18 | 2021-08-13 | 别洁 | Spinning machine cradle arm scale assembly |
-
2020
- 2020-12-28 CN CN202011582081.2A patent/CN112647168A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113249832A (en) * | 2021-05-18 | 2021-08-13 | 别洁 | Spinning machine cradle arm scale assembly |
| CN113249832B (en) * | 2021-05-18 | 2024-02-09 | 别洁 | Spinning machine cradle arm scale subassembly |
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