Yarn feeding mechanism of circular knitting machine

Abstract

The utility model provides a yarn feeding mechanism of a circular knitting machine. Comprising a base, a cleaning assembly is arranged at the top of the base, a dust collection assembly is arranged at the top of the cleaning assembly, and an adjusting assembly is arranged on the inner side of the base and located at the bottom of the cleaning assembly. According to the yarn feeding mechanism of the circular knitting machine, all parts of the yarn feeding mechanism are arranged in a matched mode, a first bevel gear and a second bevel gear are meshed, a cleaning brush is driven to rotate and clean dust and plush on the surface of yarn, and a dust collector starts to work; dust collection treatment is conducted on cleaned dust and plush through a dust collection pipe, a transfer plate and a dust collection cover, follow-up manual cleaning of workers is avoided, time and labor are saved, the practicability of the device is greatly improved, yarn loosening is avoided through cooperation with the effect of an adjusting assembly, and the yarn supply stability is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of large circular knitting machines, in particular to a yarn feeding mechanism of a circular knitting machine. Background Art

[0002] A large circular knitting machine, scientifically named a circular weft knitting machine, mainly consists of a frame, a yarn feeding mechanism, a transmission mechanism, a lubrication and dust removal (cleaning) mechanism and other auxiliary devices. It is an instrument used in the field of textile science and technology, which greatly shortens the product design cycle, has a lower product cost, and significantly improves the product quality, thus significantly improving the economic and social benefits of enterprises.

[0003] In the related art, during the processing of a large circular knitting machine, the operation of feeding yarn is also particularly important. However, when some existing yarn feeding mechanisms are used, it is not convenient to clean the surface of the yarn, and dust, fluff, etc. are likely to exist on the surface of the yarn. If not cleaned in time, it will easily affect the quality of subsequent knitted products, greatly reducing the practicability of the device.

[0004] Therefore, it is necessary to provide a yarn feeding mechanism for a circular knitting machine to solve the above technical problems. Summary of the Utility Model

[0005] The utility model provides a yarn feeding mechanism for a circular knitting machine, which solves the problem that when some existing yarn feeding mechanisms are used, it is not convenient to clean the surface of the yarn in time, and dust, fluff, etc. are likely to exist on the surface of the yarn. If not cleaned in time, it will easily affect the quality of subsequent knitted products, greatly reducing the practicability of the device.

[0006] To solve the above technical problems, a yarn feeding mechanism for a circular knitting machine provided by the utility model includes: a base, a cleaning assembly is arranged on the top of the base, a dust suction assembly is arranged on the top of the cleaning assembly, and an adjusting assembly is arranged inside the base and at the bottom of the cleaning assembly;

[0007] The cleaning assembly includes two vertical plates arranged on the top of the base. A lifting seat is slidably arranged inside the vertical plates. Tension wheels are rotatably arranged near the left and right sides inside the lifting seat. A top plate is fixedly installed on the top of the two vertical plates. Grooves are respectively opened near the center on the left and right sides of the top plate. A cleaning brush is rotatably arranged near the center at the bottom of the top plate. A first bevel gear is rotatably arranged on the top of the top plate. The bottom end of the first bevel gear is fixedly connected to the top of the cleaning brush. A second bevel gear is meshed with the rear side of the first bevel gear. A first motor for driving the second bevel gear to rotate is fixedly installed near the rear side on the top of the top plate;

[0008] The dust collection assembly includes a vacuum cleaner disposed on the top of the top plate. The inner sidewalls of the grooves are fixedly installed with transfer plates. A plurality of dust suction covers are fixedly installed at the bottoms of the transfer plates. Dust suction pipes are communicated between the tops of the transfer plates and the sidewalls of the vacuum cleaner.

[0009] The adjustment assembly includes a bidirectional threaded screw rod rotatably disposed inside the base and at the bottom of the lifting seat. Two driving blocks are threadedly arranged on the surface of the bidirectional threaded screw rod. Driving grooves for the left and right sliding of the driving blocks are formed inside the base. Driving rods are hingedly arranged between the tops of the driving blocks and the bottom of the lifting seat.

[0010] Preferably, two lifting blocks are fixedly installed on the front and rear sides of the lifting seat. Lifting grooves for the up and down sliding of the lifting blocks are formed on the sidewalls of the vertical plate.

[0011] Preferably, a rotating frame is sleeved on the outer edge of the first bevel gear and is rotatably connected thereto. The bottom of the rotating frame is fixedly connected to the top of the top plate.

[0012] Preferably, the bottom of the cleaning brush is lower than the bottom of the dust suction cover. A control panel is arranged on the front side of the vacuum cleaner.

[0013] Preferably, a support block is fixedly installed on the left side of the base. A second motor for driving the rotation of the bidirectional threaded screw rod is fixedly installed on the top of the support block.

[0014] Preferably, two mounting brackets are fixedly installed on the top of the base and on the left and right sides of the lifting seat. Guide wheels are rotatably arranged inside two mounting brackets on the same side.

[0015] Compared with the related art, the yarn feeding mechanism of the circular knitting machine provided by the present invention has the following beneficial effects:

[0016] The present invention provides a yarn feeding mechanism of a circular knitting machine. Through the mutual cooperation of the various components of the device, and through the meshing setting of the first bevel gear and the second bevel gear, the cleaning brush is driven to rotate to clean the dust and fluff on the surface of the yarn. The vacuum cleaner starts to work, and the dust and fluff cleaned are sucked through the dust suction pipe, the transfer plate and the dust suction cover, avoiding subsequent manual cleaning by the staff, saving time and effort, and greatly increasing the practicability of the device. With the action of the adjustment assembly, the lifting seat is driven to move upward to a suitable height inside the vertical plate, and the yarn is attached to the bottom of the cleaning brush, avoiding the slack of the yarn and ensuring the stability of yarn feeding. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic structural diagram of a preferred embodiment of the yarn feeding mechanism of the circular knitting machine provided by the present invention;

[0018] Figure 2 is Figure 1 a schematic structural diagram of the side view of the base shown;

[0019] Figure 3 is Figure 1 a schematic structural diagram of the side view of the vertical plate shown;

[0020] Figure 4 is Figure 1 a schematic structural diagram of the side view of the top plate shown.

[0021] Reference numerals in the figure: 10, base; 20, cleaning assembly; 21, vertical plate; 22, lifting seat; 23, tensioning wheel; 24, top plate; 25, cleaning brush; 26, first bevel gear; 27, second bevel gear; 28, first motor; 29, lifting block; 30, dust suction assembly; 31, vacuum cleaner; 32, transfer plate; 33, dust suction hood; 34, dust suction pipe; 40, adjustment assembly; 41, bidirectional threaded lead screw; 42, driving block; 43, driving groove; 44, driving rod; 45, second motor; 50, guide wheel. Detailed implementation manners

[0022] The present utility model will be further described below in conjunction with the accompanying drawings and embodiments.

[0023] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 , a yarn feeding mechanism of a circular knitting machine, comprising: a base 10, a cleaning assembly 20 is arranged on the top of the base 10, a dust suction assembly 30 is arranged on the top of the cleaning assembly 20, and an adjustment assembly 40 is arranged inside the base 10 and at the bottom of the cleaning assembly 20;

[0024] The cleaning assembly 20 includes two vertical plates 21 arranged on the top of the base 10. A lifting seat 22 is slidably arranged inside the vertical plates 21. Tensioning wheels 23 are rotatably arranged near the left and right sides inside the lifting seat 22. A top plate 24 is fixedly installed on the top of the two vertical plates 21. Grooves are respectively opened near the center on the left and right sides of the top plate 24. A cleaning brush 25 is rotatably arranged near the center at the bottom of the top plate 24. A first bevel gear 26 is rotatably arranged on the top of the top plate 24. The bottom end of the first bevel gear 26 is fixedly connected to the top of the cleaning brush 25. A second bevel gear 27 is meshed with the rear side of the first bevel gear 26. A first motor 28 for driving the second bevel gear 27 to rotate is fixedly installed near the rear side on the top of the top plate 24;

[0025] The dust suction assembly 30 includes a vacuum cleaner 31 arranged on the top of the top plate 24. Transfer plates 32 are fixedly installed on the inner side walls of the grooves. A plurality of dust suction hoods 33 are fixedly installed at the bottom of the transfer plates 32. Dust suction pipes 34 are respectively communicated with the side walls of the vacuum cleaner 31 at the top of the transfer plates 32;

[0026] The first motor 28 starts to work. Through the meshing setting of the first bevel gear 26 and the second bevel gear 27, it drives the cleaning brush 25 to rotate and clean the dust and fluff on the surface of the yarn. The vacuum cleaner 31 starts to work, and through the suction pipe 34, the transfer plate 32 and the suction hood 33, it sucks the dust and fluff cleaned down, avoiding subsequent manual cleaning by the staff, saving time and effort, and greatly increasing the practicability of the device.

[0027] The adjusting assembly 40 includes a bidirectional threaded screw rod 41 rotatably arranged inside the base 10 and at the bottom of the lifting seat 22. Two driving blocks 42 are threadedly arranged on the surface of the bidirectional threaded screw rod 41. A driving groove 43 for the left - right sliding of the driving block 42 is formed inside the base 10. Driving rods 44 are hinged between the top of the driving block 42 and the bottom of the lifting seat 22.

[0028] During the use of the device, the yarn is sequentially passed from the bottom of the two guide wheels 50 and the top of the two tension wheels 23, and one end of the yarn is connected to an external circular knitting machine. The second motor 45 starts to work, driving the bidirectional threaded screw rod 41 to rotate. The bidirectional threaded screw rod 41 drives the two driving blocks 42 to slide towards the center inside the driving groove 43, and through the action of the driving rods 44, drives the lifting seat 22 to move upward to an appropriate height inside the vertical plate 21, and makes the yarn fit against the bottom of the cleaning brush 25, avoiding the slack of the yarn and ensuring the stability of yarn supply.

[0029] Two lifting blocks 29 are fixedly installed on both the front and rear sides of the lifting seat 22. Lifting grooves for the up - down sliding of the lifting blocks 29 are formed on the side walls of the vertical plate 21.

[0030] A rotating frame is sleeved on the outer edge of the first bevel gear 26 and is rotatably connected thereto. The bottom of the rotating frame is fixedly connected to the top of the top plate 24.

[0031] The bottom of the cleaning brush 25 is lower than the bottom of the suction hood 33. A control panel is arranged on the front side of the vacuum cleaner 31.

[0032] A support block is fixedly installed on the left side of the base 10. The second motor 45 for driving the rotation of the bidirectional threaded screw rod 41 is fixedly installed on the top of the support block.

[0033] Two mounting frames are fixedly installed on the top of the base 10 and on both the left and right sides of the lifting seat 22. Two guide wheels 50 are rotatably arranged inside the two mounting frames on the same side.

[0034] The working principle of the yarn feeding mechanism of the circular knitting machine provided by the present utility model is as follows:

[0035] The first step: During the use of the device, the yarn is sequentially passed from the bottom of two guide wheels 50 and the top of two tension wheels 23, and one end of the yarn is connected to an external large circular knitting machine. The second motor 45 starts to work, driving the bidirectional threaded rod 41 to rotate. The bidirectional threaded rod 41 drives two driving blocks 42 to slide towards the center inside the driving groove 43, and through the action of the driving rod 44, drives the lifting seat 22 to move upwards inside the vertical plate 21 to an appropriate height, and makes the yarn fit against the bottom of the cleaning brush 25, avoiding the yarn from becoming slack and ensuring the stability of yarn supply.

[0036] The second step: The first motor 28 starts to work. Through the meshing arrangement of the first bevel gear 26 and the second bevel gear 27, it drives the cleaning brush 25 to rotate and clean the dust and fluff on the surface of the yarn. The vacuum cleaner 31 starts to work, and through the suction pipe 34, the transfer plate 32 and the suction hood 33, it sucks and processes the dust and fluff cleaned down, avoiding subsequent manual cleaning by staff, saving time and effort, and greatly increasing the practicality of the device.

[0037] Compared with the related technology, the yarn feeding mechanism of the large circular knitting machine provided by the present utility model has the following beneficial effects:

[0038] Through the mutual cooperation of the various components of the device, through the meshing arrangement of the first bevel gear 26 and the second bevel gear 27, it drives the cleaning brush 25 to rotate and clean the dust and fluff on the surface of the yarn. The vacuum cleaner 31 starts to work, and through the suction pipe 34, the transfer plate 32 and the suction hood 33, it sucks and processes the dust and fluff cleaned down, avoiding subsequent manual cleaning by staff, saving time and effort, and greatly increasing the practicality of the device. With the action of the adjusting assembly 40, it drives the lifting seat 22 to move upwards inside the vertical plate 21 to an appropriate height, and makes the yarn fit against the bottom of the cleaning brush 25, avoiding the yarn from becoming slack and ensuring the stability of yarn supply.

[0039] The above are only the embodiments of the present utility model, and do not limit the patent scope of the present utility model accordingly. Any equivalent structure or equivalent process transformation made by using the content of the specification and drawings of the present utility model, or directly or indirectly applied in other related technical fields, shall be equally included in the patent protection scope of the present utility model.

Claims

1. A yarn feeding mechanism for a circular knitting machine, characterized in that: include: A base (10), wherein a cleaning component (20) is arranged on the top of the base (10), a dust collecting component (30) is arranged on the top of the cleaning component (20), and an adjusting component (40) is arranged on the inner side of the base (10) and at the bottom of the cleaning component (20); The cleaning assembly (20) comprises two vertical plates (21) arranged on the top of the base (10), a lifting seat (22) is slidably arranged inside the vertical plates (21), a tensioning wheel (23) is rotatably arranged on the inner side of the lifting seat (22) near the left and right sides, a top plate (24) is fixedly installed on the top of the two vertical plates (21), grooves are provided on the left and right sides of the top plate (24) near the center, a cleaning brush (25) is rotatably arranged on the bottom of the top plate (24) near the center, a first bevel gear (26) is rotatably arranged on the top of the top plate (24), the bottom end of the first bevel gear (26) is fixedly connected to the top of the cleaning brush (25), a second bevel gear (27) is meshed with the rear side of the first bevel gear (26), and a first motor (28) is fixedly installed on the top of the top plate (24) near the rear side for driving the second bevel gear (27) to rotate; The dust collection assembly (30) comprises a dust collector (31) arranged on the top of the top plate (24); a transfer plate (32) is fixedly installed on the inner side wall of the groove; a plurality of dust collection covers (33) are fixedly installed on the bottom of the transfer plate (32); and a dust collection pipe (34) is arranged on the top of the transfer plate (32) and is connected to the side wall of the dust collector (31); The adjustment assembly (40) comprises a bidirectional threaded screw (41) rotatably arranged on the inner side of the base (10) and located at the bottom of the lifting seat (22); two driving blocks (42) are threadedly arranged on the surface of the bidirectional threaded screw (41); a driving groove (43) for allowing the driving block (42) to slide left and right is opened on the inner side of the base (10); and a driving rod (44) is hingedly arranged on the top of the driving block (42) and the bottom of the lifting seat (22).

2. The yarn feeding mechanism of the circular knitting machine according to claim 1, characterized in that: Two lifting blocks (29) are fixedly mounted on both the front and rear sides of the lifting seat (22), and the side walls of the vertical plate (21) are provided with lifting grooves for the lifting blocks (29) to slide up and down.

3. The yarn feeding mechanism of the circular knitting machine according to claim 1, characterized in that: A rotating frame is sleeved on the outer edge of the first bevel gear (26) and is rotatably connected thereto, and the bottom of the rotating frame is fixedly connected to the top of the top plate (24).

4. The yarn feeding mechanism of the circular knitting machine according to claim 1, characterized in that: The bottom of the cleaning brush (25) is lower than the bottom of the dust cover (33), and a control panel is arranged on the front side of the vacuum cleaner (31).

5. The yarn feeding mechanism of the circular knitting machine according to claim 1, characterized in that: A support block is fixedly mounted on the left side of the base (10), and a second motor (45) for driving the bidirectional threaded screw (41) to rotate is fixedly mounted on the top of the support block.

6. The yarn feeding mechanism of the circular knitting machine according to claim 1, characterized in that: Two mounting frames are fixedly mounted on the top of the base (10) and located on the left and right sides of the lifting seat (22), and guide wheels (50) are rotatably arranged inside the two mounting frames located on the same side.

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