Warp knitting dual-purpose cloth winding machine

Abstract

The utility model belongs to the technical field of winding equipment, and provides a warp knitting dual-purpose cloth winding machine which comprises a machine frame, a center winding mechanism and a surface winding mechanism, the center winding mechanism and the surface winding mechanism are respectively installed on the machine frame, and a plurality of guide rollers are arranged on the machine frame at intervals. The central rolling mechanism comprises a rolling shaft and a first rotating power part, the rolling shaft is rotationally connected with the rack, the first rotating power part is installed on the rack, and the first rotating power part is in transmission connection with the rolling shaft so as to drive the rolling shaft to rotate; the surface rolling mechanism comprises a first traction shaft, a second traction shaft, a core shaft and a second rotating power piece, the first traction shaft and the second traction shaft are arranged in parallel at an interval, the first traction shaft and the second traction shaft are rotationally connected with the rack, and the core shaft is arranged above the first traction shaft and the second traction shaft; the mandrel is in direct or indirect friction contact with the first traction shaft and the second traction shaft, and the second rotating power piece is installed on the rack so as to drive the first traction shaft and the second traction shaft to rotate. And two winding modes are achieved, and the structure is simple and compact.

Description

TECHNICAL FIELD

[0001] The utility model relates to a winding equipment technical field, especially in two -purpose cloth winding machine of warp knitting. BACKGROUND

[0002] Cloth is commonly used in clothing and decorative materials, after cloth processing is completed, cloth needs to be wound, that is, the processed cloth is wound on the cloth winding roller, to facilitate the transportation of cloth between processes and the final preservation.

[0003] The traditional winding device generally adopts two ways to wind, one is center winding, and the other is surface winding. Center winding refers to winding the cloth by directly driving the winding shaft with a power source, and the winding shaft is located at the center point of the cloth. It is usually used in high-quality winding requirements, and can withstand a large weight while maintaining the winding quality, but the structure is relatively complex. Surface winding is to use the mandrel placed between the two power rollers to wind the cloth, which is driven by the friction force generated by the surface contact of the power roller. It is suitable for fast winding speed and low precision requirement occasions, but the structure is relatively simple. The current winding device on the market has relatively single function, usually only has one of the center winding and surface winding functions, and needs to replace the corresponding equipment for winding when switching production, which leads to high equipment cost and large space occupation, and increases the site investment.

[0004] The utility model solves the technical problems that: how to solve the problem of single function of the existing cloth winding machine, leading to high equipment cost and site cost. UTILITY MODEL CONTENTS

[0005] In order to overcome the defects of the prior art, the purpose of the utility model is to provide a warp knitting two-purpose cloth winding machine, which has the advantages of center winding and surface winding, and simple and compact structure.

[0006] The utility model adopts the technical scheme that: a warp knitting two-purpose cloth winding machine, comprising a rack, a center winding mechanism and a surface winding mechanism respectively installed on the rack, a plurality of guide rollers are arranged on the rack at intervals;

[0007] The center winding mechanism comprises a winding shaft and a first rotary power piece, the winding shaft is rotatably connected with the rack, the first rotary power piece is installed on the rack, and the first rotary power piece is in transmission connection with the winding shaft to drive the winding shaft to rotate;

[0008] The surface winding mechanism comprises a first traction shaft, a second traction shaft, a mandrel and a second rotary power element, the first traction shaft and the second traction shaft are arranged in parallel and are spaced apart, and the first traction shaft and the second traction shaft are rotatably connected to the rack, the mandrel is arranged above the first traction shaft and the second traction shaft, the mandrel is in direct or indirect frictional contact with the first traction shaft and the second traction shaft, and the second rotary power element is installed on the rack to drive the first traction shaft and the second traction shaft to rotate.

[0009] The warp-knitted fabric dual-purpose winding machine of the present application can realize center winding and surface winding of the fabric on the same equipment by arranging the center winding mechanism and the surface winding mechanism on the rack, has better versatility, is highly integrated, reduces the overall size of the equipment, saves the cost of the equipment, saves the floor space, and has the advantages of high efficiency, high precision, and high cost performance.

[0010] In some embodiments, the surface winding further comprises a limiting assembly, each mandrel is provided with a set of limiting assemblies at both ends, each set of limiting assemblies comprises a base and a limiting piece, the base is installed on the rack, the limiting piece is connected to the base, and a limiting groove corresponding to the mandrel is formed in the limiting piece in the vertical direction.

[0011] By arranging the limiting assembly, the mandrel can only move in the vertical direction, and the precision of the mandrel winding the fabric is ensured.

[0012] In some embodiments, the limiting assembly further comprises an adjusting plate, the adjusting plate connects the base and the limiting piece, a long hole is formed in the side wall of the limiting piece in the vertical direction, and a fastener is arranged on the adjusting plate, the fastener passes through the adjusting plate and the long hole to fix the limiting piece on the adjusting plate.

[0013] By cooperating the adjusting plate, the long hole and the fastener, the height of the limiting piece can be adjusted, so that the height of the limiting piece can be adjusted according to the size of the wound fabric, and the application range is wider.

[0014] In some embodiments, the limiting piece is provided with a handle.

[0015] By arranging the handle, the limiting piece can be easily lifted to adjust the height of the limiting piece.

[0016] In some embodiments, the center winding mechanism further comprises a sliding assembly, the sliding assembly comprises a base plate installed on the rack and a sliding plate in sliding cooperation with the base plate, the first rotary power element is installed on the sliding plate, a transmission shaft is arranged on one end of the first rotary power element close to the winding shaft, and the transmission shaft and the winding shaft are inserted into each other to achieve transmission connection.

[0017] According to the technical scheme, the sliding assembly is arranged to facilitate dismounting and mounting of the reel, when the reel is dismounted, the sliding slide separates the transmission shaft from the reel to facilitate dismounting of the reel, and when the reel is mounted, the sliding slide butts the transmission shaft against the reel to realize transmission connection between the transmission shaft and the reel.

[0018] In some embodiments, a screw rod is arranged on the base plate, a nut is arranged on the sliding plate to cooperate with the screw rod, and a hand wheel is arranged at an end of the screw rod away from the reel.

[0019] According to the technical scheme, the screw rod and the nut are arranged to realize sliding of the sliding plate relative to the base plate by shaking the hand wheel, which is convenient and labor-saving, and the screw rod and the nut have self-locking capability to prevent the transmission shaft from being separated from the reel during the cloth winding process.

[0020] In some embodiments, bearings are arranged at two ends of the reel, bearing seats corresponding to the bearings are arranged on the frame, accommodating grooves corresponding to the bearings are arranged on the bearing seats, openings are arranged at the top of the accommodating grooves for the bearings to pass in and out, and baffles are arranged on the side surface of the bearing seats.

[0021] According to the technical scheme, the openings arranged on the accommodating grooves facilitate dismounting and mounting of the reel, and the baffles arranged on the side surface of the bearing seats prevent the bearings from moving in the axial direction, avoid separation of the transmission shaft from the reel during the winding process, and ensure the reliability of transmission.

[0022] In some embodiments, a tension maintaining mechanism is further arranged on the frame, the tension maintaining mechanism comprises a tension roller, a tension sensor and a controller, the tension roller is rotatably arranged on the side of the frame away from the central winding mechanism and the surface winding mechanism, the tension sensor is arranged at one end of the tension roller, and the tension sensor, the first rotary power member and the second rotary power member are electrically connected to the controller.

[0023] According to the technical scheme, the tension sensor can detect the tension of the cloth received by the tension roller, then transmit relevant data to the controller, and then the controller controls the rotating speed of the first rotary power member or the second rotary power member to adjust the winding speed of the cloth, so as to realize constant tension, prevent the cloth after winding from having problems such as water ripples, creases or uneven weight, and ensure the quality of the cloth winding.

[0024] In some embodiments, an output sprocket is arranged at the output end of the second rotary power member, an input sprocket is arranged at one end of the first traction shaft close to the second rotary power member, the output sprocket and the input sprocket are transmissionally connected through a first chain, a first synchronous sprocket is further arranged on the first traction shaft, a second synchronous sprocket is arranged on the second traction shaft, and the first synchronous sprocket and the second synchronous sprocket are transmissionally connected through a second chain.

[0025] The second rotating power member drives the first traction shaft and the second traction shaft to rotate synchronously through cooperation of the chain wheels and the chain, so that the quality of winding is ensured and the investment in power components is reduced, thereby saving cost.

[0026] In some embodiments, the number of the central winding mechanisms and the surface winding mechanisms is one set or more than one set, each of the central winding mechanisms is arranged along the axial direction of the winding shaft, and each of the surface winding mechanisms is arranged along the axial direction of the mandrel.

[0027] According to the above technical scheme, one set or more sets of the central winding mechanisms and the surface winding mechanisms can be arranged according to actual requirements. BRIEF DESCRIPTION OF DRAWINGS

[0028] Figure 1 Fig. 1 is a structure schematic diagram of a warp-knitted dual-purpose fabric winding machine according to a preferred embodiment of the present application;

[0029] Figure 2 Fig. 2 is another view of the warp-knitted dual-purpose fabric winding machine shown in Fig. 1; Figure 1

[0030] Figure 3 Fig. 3 is a structure schematic diagram of a central winding mechanism in the warp-knitted dual-purpose fabric winding machine shown in Fig. 1; Figure 1

[0031] Figure 4 Fig. 4 is a structure exploded schematic diagram of a winding shaft and a bearing seat in the central winding mechanism shown in Fig. 3; Figure 3

[0032] Figure 5 Fig. 5 is a structure schematic diagram of a surface winding mechanism and a tension maintaining mechanism in the warp-knitted dual-purpose fabric winding machine shown in Fig. 1; Figure 1

[0033] Figure 6 Fig. 6 is a partial structure schematic diagram of the surface winding mechanism shown in Fig. 5; Figure 5

[0034] Figure 7 Fig. 7 is a structure schematic diagram of a limiting assembly shown in Fig. 5. Figure 6

[0035] ​​​​​​In the figure: 100, warp knitting and weaving fabric winding machine; 10, rack; 11, guide roller; 12, bearing seat; 121, containing groove; 13, baffle; 20, center winding mechanism; 21, winding shaft; 211, bearing; 22, first rotary power element; 23, sliding assembly; 231, bottom plate; 232, sliding plate; 233, screw; 234, hand wheel; 30, surface winding mechanism; 31, first traction shaft; 32, second traction shaft; 33, mandrel; 34, second rotary power element; 35, limiting assembly; 351, base; 352, limiting element; 353, limiting groove; 354, long hole; 355, adjusting plate; 356, handle; 36, output sprocket; 37, input sprocket; 38, first synchronous sprocket; 39, second synchronous sprocket; 40, tension maintaining mechanism; 41, tension roller; 42, tension sensor. DETAILED DESCRIPTION

[0036] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0037] It should be noted that when an element is referred to as being "on" another element, it can be directly on the other element or intervening elements can also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements can also be present. When an element is referred to as being "comprise a plurality of" it can be any number of two or more. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only and are not intended to be limiting.

[0038] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in this description, the terms "therefore" and "because" are used in their conjunctive sense, meaning that the preceding clause is a sufficient but not necessarily necessary condition for the following clause.

[0039] Please refer to Figures 1 to 7 A warp knitting and weaving fabric winding machine 100 of a preferred embodiment of the present application, comprising a rack 10, a center winding mechanism 20 and a surface winding mechanism 30 respectively installed on the rack 10, a plurality of guide rollers 11 are arranged at intervals on the rack 10;

[0040] The center winding mechanism 20 comprises a winding shaft 21 and a first rotating power member 22, the winding shaft 21 is rotatably connected with the rack 10, the first rotating power member 22 is installed on the rack 10, and the first rotating power member 22 is in transmission connection with the winding shaft 21 to drive the winding shaft 21 to rotate;

[0041] The surface winding mechanism 30 comprises a first traction shaft 31, a second traction shaft 32, a mandrel 33 and a second rotating power member 34, the first traction shaft 31 and the second traction shaft 32 are arranged in parallel and spaced apart, and the first traction shaft 31 and the second traction shaft 32 are rotatably connected with the rack 10, the mandrel 33 is arranged above the first traction shaft 31 and the second traction shaft 32, the mandrel 33 is in direct or indirect frictional contact with the first traction shaft 31 and the second traction shaft 32, and the second rotating power member 34 is installed on the rack 10 to drive the first traction shaft 31 and the second traction shaft 32 to rotate.

[0042] The warp-knitting dual-purpose fabric winding machine 100 of the present application can realize center winding and surface winding of the fabric on the same equipment by arranging the center winding mechanism 20 and the surface winding mechanism 30 on the rack 10, has better versatility, is highly integrated, reduces the overall volume of the equipment, saves the cost investment of the equipment, saves the floor space, and has the advantages of high efficiency, high precision, low cost, and wide application range.

[0043] As shown in Figure 5 As shown in Figure 6 The surface winding further comprises a limiting assembly 35, one set of limiting assemblies 35 is arranged at each end of each mandrel 33, one set of limiting assemblies 35 comprises a base 351 and a limiting member 352, the base 351 is installed on the rack 10, the limiting member 352 is connected with the base 351, and a limiting groove 353 corresponding to the mandrel 33 is formed in the limiting member 352 in the vertical direction. By arranging the limiting assembly 35, the movement of the mandrel 33 can be limited to the vertical direction, and the precision of the mandrel 33 when winding the fabric is ensured.

[0044] In order to facilitate the insertion and removal of the mandrel 33, the limiting groove 353 penetrates the limiting member 352.

[0045] Further, the limiting assembly 35 further comprises an adjusting plate 355, the adjusting plate 355 is connected with the base 351 and the limiting member 352, a long-hole 354 is arranged on the side wall of the limiting member 352 in the vertical direction, and a fastener is arranged on the adjusting plate 355, the fastener penetrates the adjusting plate 355 and the long-hole 354 to fix the limiting member 352 on the adjusting plate 355. Through the cooperation of the adjusting plate 355, the long-hole 354 and the fastener, the height of the limiting member 352 can be adjusted conveniently, so that the height of the limiting member 352 can be adjusted according to the size of the wound fabric, and the application range is wider.

[0046] Optionally, the limiting member 352 is provided with a handle 356. The handle 356 can facilitate lifting the limiting member 352 to adjust the height of the limiting member 352.

[0047] Preferably, in order to prevent the mandrel 33 from falling off between the first traction shaft 31 and the second traction shaft 32, the outer diameter of the mandrel 33 should be greater than the spacing between the first traction shaft 31 and the second traction shaft 32.

[0048] As Figure 2 With Figure 3 As shown in the drawings, the central winding mechanism 20 further comprises a sliding assembly 23, the sliding assembly 23 comprises a bottom plate 231 mounted on the rack 10 and a sliding plate 232 in sliding cooperation with the bottom plate 231, the first rotary power member 22 is mounted on the sliding plate 232, and the first rotary power member 22 is provided with a transmission shaft in transmission near one end of the winding shaft 21, and the transmission shaft is in transmission connection with the winding shaft 21 by being inserted into the winding shaft 21. By setting the sliding assembly 23, the winding shaft 21 can be conveniently disassembled and assembled. When disassembling the winding shaft 21, the sliding plate 232 separates the transmission shaft from the winding shaft 21, so as to facilitate dismounting the winding shaft 21. When assembling the winding shaft 21, the sliding plate 232 connects the transmission shaft with the winding shaft 21, so as to realize the transmission connection between the transmission shaft and the winding shaft 21.

[0049] In an embodiment, the bottom plate 231 is further provided with a lead screw 233, the sliding plate 232 is provided with a nut in cooperation with the lead screw, and the lead screw is further provided with a hand wheel 234 away from the winding shaft 21. The lead screw 233 and the nut are in cooperation to drive the sliding plate 232 to slide relative to the bottom plate 231 by shaking the hand wheel 234, which is convenient and labor-saving. The lead screw 233 and the nut have self-locking ability, which can prevent the transmission shaft from being separated from the winding shaft 21 during the winding process.

[0050] In other embodiments, the sliding plate 232 can also be driven to slide by other means, such as a cylinder, a motor, etc.

[0051] As Figure 3 With Figure 4 As shown in the drawings, both ends of the winding shaft 21 are provided with bearings 211, the rack 10 is provided with bearing seats 12 corresponding to the bearings 211, the bearing seats 12 are provided with accommodating grooves 121 corresponding to the bearings 211, the top of the accommodating grooves 121 is provided with an opening for the bearings 211 to enter and exit, and the side surface of the bearing seat 12 is provided with a baffle 13. The opening in the accommodating groove 121 can facilitate dismounting and assembling the winding shaft 21, and the baffle 13 on the side surface of the bearing seat 12 can prevent the bearings 211 from moving in the axial direction, avoid the transmission shaft from being separated from the winding shaft 21 during the winding process, and ensure the reliability of the transmission.

[0052] In an embodiment, a tension maintaining mechanism 40 is further installed on the frame 10, the tension maintaining mechanism 40 comprises a tension roller 41, a tension sensor 42 and a controller (not shown in the figure), the tension roller 41 is rotationally arranged on a side of the frame 10 away from the central winding mechanism 20 and the surface winding mechanism 30, the tension sensor 42 is arranged at one end of the tension roller 41, and the tension sensor 42, the first rotating power element 22 and the second rotating power element 34 are electrically connected with the controller. The tension sensor 42 can detect the tension of the cloth received by the tension roller 41, then transmit the related data to the controller, and then the controller controls the rotating speed of the first rotating power element 22 or the second rotating power element 34 to adjust the winding speed of the cloth, so as to realize constant tension and ensure the quality of cloth winding.

[0053] In an embodiment, as shown in Figure 5 the output end of the second rotating power element 34 is provided with an output sprocket 36, one end of the first traction shaft 31 close to the second rotating power element 34 is provided with an input sprocket 37, the output sprocket 36 and the input sprocket 37 are connected through a first chain transmission, the first traction shaft 31 is further provided with a first synchronous sprocket 38, the second traction shaft 32 is provided with a second synchronous sprocket 39, and the first synchronous sprocket 38 and the second synchronous sprocket 39 are connected through a second chain transmission. The cooperation of each sprocket and chain can realize that one second rotating power element 34 drives the first traction shaft 31 and the second traction shaft 32 to rotate synchronously, which ensures the quality of winding while reducing the investment in power components, and is conducive to saving costs.

[0054] In other embodiments, the transmission connection between the second rotating power element 34 and the first traction shaft 31 and the second traction shaft 32 can also be realized by the cooperation of synchronous belts and synchronous wheels, or gear meshing and the like.

[0055] Preferably, the first rotating power element 22 and the second rotating power element 34 are both motors with reducers.

[0056] Optionally, the number of the central winding mechanism 20 and the surface winding mechanism 30 is one group or more than one group, each central winding mechanism 20 is arranged in the axial direction of the winding shaft 21, and each surface winding mechanism 30 is arranged in the axial direction of the mandrel 33. One group or more than one group of central winding mechanisms 20 and surface winding mechanisms 30 can be arranged according to actual needs.

[0057] Preferably, in order to facilitate the taking and placing of the winding shaft 21 and prevent the central winding mechanism 20 and the surface winding mechanism 30 from interfering with each other, the central winding mechanism 20 is arranged at the top of the frame 10, and the surface winding mechanism 30 is arranged at the middle and lower part of the frame 10.

[0058] When the warp-knitted fabric dual-purpose rolling machine 100 is used for rolling, when the central rolling mechanism 20 is used for rolling, the fabric is sequentially wound around each guide roller 11 and the tension roller 41, and then a part of the fabric is pre-wound or the end of the fabric is adhered to the surface of the rolling shaft 21, and then the first rotating power element 22 is started to roll the fabric, the tension sensor 42 senses the tension of the fabric through the tension roller 41, so as to control the rotating speed of the first rotating power element 22 to control the tension of the fabric to keep constant, and high-efficiency and high-quality rolling of the fabric is realized; when the surface rolling mechanism 30 is used for rolling the fabric, the fabric is sequentially wound around each guide roller 11 and the tension roller 41, and then a part of the fabric is pre-wound or the end of the fabric is adhered to the surface of the mandrel 33 placed between the first traction shaft 31 and the second traction shaft 32, and then the second rotating power element 34 is started to drive the first traction shaft 31 and the second traction shaft 32 to rotate, the first traction shaft 31 and the second traction shaft 32 drive the mandrel 33 to rotate by friction, so as to wind the fabric around the surface of the mandrel 33 to roll the fabric, and at the same time, the tension sensor 42 senses the tension of the fabric through the tension roller 41, so as to control the rotating speed of the second rotating power element 34 to control the tension of the fabric to keep constant, and constant-tension rolling of the fabric is realized.

[0059] Finally, it should be noted that the above only describes the preferred examples of the present application and is not intended to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent replacements to some technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A warp-knitting dual fabric winding machine, characterized by: The application relates to a center winding mechanism and a surface winding mechanism, and comprises a rack (10), a center winding mechanism (20) and a surface winding mechanism (30) which are respectively arranged on the rack (10). The center winding mechanism (20) comprises a winding shaft (21) and a first rotating power element (22), the winding shaft (21) is rotationally connected with the rack (10), the first rotating power element (22) is arranged on the rack (10), and the first rotating power element (22) is in transmission connection with the winding shaft (21) to drive the winding shaft (21) to rotate. The surface winding mechanism (30) comprises a first traction shaft (31), a second traction shaft (32), a mandrel (33) and a second rotating power element (34), the first traction shaft (31) and the second traction shaft (32) are arranged in parallel and are rotationally connected with the rack (10), the mandrel (33) is arranged above the first traction shaft (31) and the second traction shaft (32), the mandrel (33) is in direct or indirect frictional contact with the first traction shaft (31) and the second traction shaft (32), and the second rotating power element (34) is arranged on the rack (10) to drive the first traction shaft (31) and the second traction shaft (32) to rotate.

2. The warp-knitting and weaving fabric winding machine according to claim 1, characterized in that, The surface winding mechanism further comprises a limiting assembly (35), each of the two ends of the mandrel (33) is provided with a set of limiting assemblies (35), each set of limiting assemblies (35) comprises a base (351) and a limiting element (352), the base (351) is arranged on the rack (10), the limiting element (352) is connected with the base (351), and a limiting groove (353) corresponding to the mandrel (33) is formed in the limiting element (352) in the vertical direction.

3. The warp-knitting and weaving fabric winding machine according to claim 2, characterized in that, The limiting assembly (35) further comprises an adjusting plate (355), the adjusting plate (355) is connected with the base (351) and the limiting element (352), a long hole (354) is formed in the side wall of the limiting element (352) in the vertical direction, and a fastener is arranged on the adjusting plate (355), the fastener passes through the adjusting plate (355) and the long hole (354) to fix the limiting element (352) on the adjusting plate (355).

4. The warp-knitting and weaving fabric winding machine according to claim 3, characterized in that, A handle (356) is arranged on the limiting element (352).

5. The warp knitting and knitting fabric winding machine according to claim 1, wherein The center winding mechanism (20) further comprises a sliding assembly (23), the sliding assembly (23) comprises a base plate (231) arranged on the rack (10) and a sliding plate (232) in sliding cooperation with the base plate (231), the first rotating power element (22) is arranged on the sliding plate (232), a transmission shaft is arranged on one end of the first rotating power element (22) close to the winding shaft (21), and the transmission shaft is in transmission connection with the winding shaft (21) through plug-in.

6. The warp-knitting and weaving fabric winding machine according to claim 5, characterized in that, A lead screw (233) is further arranged on the base plate (231), a nut in cooperation with the lead screw is arranged on the sliding plate (232), and a hand wheel (234) is further arranged on one end of the lead screw away from the winding shaft (21).

7. The warp knitting and knitting fabric winding machine according to claim 1, wherein Both ends of the reel (21) are provided with bearings (211), the rack (10) is provided with bearing seats (12) corresponding to the bearings (211), the bearing seats (12) are provided with accommodating grooves (121) corresponding to the bearings (211), the top of the accommodating grooves (121) is provided with an opening for the bearings (211) to enter and exit, and the side surface of the bearing seat (12) is provided with a baffle (13).

8. The warp knitting and knitting fabric winding machine according to claim 1, wherein The rack (10) is further provided with a tension maintaining mechanism (40), the tension maintaining mechanism (40) comprises a tension roller (41), a tension sensor (42) and a controller, the tension roller (41) is rotationally arranged on the rack (10) away from the central winding mechanism (20) and the surface winding mechanism (30), and the tension sensor (42) is arranged at one end of the tension roller (41); the tension sensor (42), the first rotating power (22) and the second rotating power (34) are electrically connected with the controller.

9. The warp knitting and knitting fabric winding machine according to claim 1, wherein The output end of the second rotating power (34) is provided with an output sprocket (36), one end of the first traction shaft (31) close to the second rotating power (34) is provided with an input sprocket (37), the output sprocket (36) and the input sprocket (37) are connected through a first chain transmission, and the first traction shaft (31) is further provided with a first synchronous sprocket (38), the second traction shaft (32) is provided with a second synchronous sprocket (39), and the first synchronous sprocket (38) and the second synchronous sprocket (39) are connected through a second chain transmission.

10. The warp knitting and knitting fabric winding machine according to claim 1, wherein The number of the central winding mechanism (20) and the surface winding mechanism (30) is one group or more than one group, each central winding mechanism (20) is arranged in the axial direction of the reel (21), and each surface winding mechanism (30) is arranged in the axial direction of the mandrel (33).

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