Efficient cut-off device for fiber placement head

Abstract

The invention discloses an efficient cut-off device for a fiber placement head. The efficient cut-off device comprises an assembly frame, a compaction roller, a yarn feeding and stopping mechanism and a shearing type cut-off mechanism. The yarn feeding and stopping mechanism is assembled in the assembly frame and comprises a yarn feeding roller, a plurality of evenly-distributed limiting wheels are rotationally assembled on one side of the yarn feeding roller, a guide roller is arranged above the yarn feeding roller and rotationally connected with the assembly frame, and a plurality of evenly-distributed yarn stopping wheels are rotationally assembled on the side, away from the compaction roller, of the guide roller. The shearing type cutting-off mechanism comprises a limiting air cylinder frame, multiple sets of evenly-distributed cutting-off air cylinders are assembled in the limiting air cylinder frame in a sliding mode, piston rods of the multiple sets of cutting-off air cylinders are fixedly connected with cutters, and split type cutting-off cutting boards are assembled below the multiple sets of cutters. Through the arrangement of corresponding structures, tows can be independently cut, the efficiency of cutting the tows is improved, meanwhile, the process of assembling the cutter is simplified, and the convenience of disassembling, assembling and replacing of the cutter is improved.

Description

Technical Field

[0001] The invention belongs to the technical field of wire laying machines, and in particular relates to a high-efficiency cutting device for a wire laying head. Background Art

[0002] Fiber placement technology is one of the important means to achieve "low-cost" manufacturing of composite materials. This technology combines the advantages of fiber winding technology and automatic tape laying technology. Among them, the fiber placement head is the functional execution part of the automatic fiber placement machine, which is mainly used to cooperate with the movement of the rotary tooling to realize automatic fiber placement. The fiber placement head performs actions such as yarn feeding, yarn cutting and yarn stopping during the fiber placement process.

[0003] The wire laying head cutting device is a functional execution component arranged in the wire laying head for cutting yarn. In the prior art, the cutters of most wire laying head cutting devices will be severely worn after high-intensity operation. The worn cutters will not only cause incomplete cutting of the wire bundles, but also frequently suspend the operation of the wire laying unit, resulting in low working efficiency of the wire laying head.

[0004] The information disclosed in this background technology section is only intended to enhance the understanding of the overall background of the invention and should not be regarded as an acknowledgment or any form of suggestion that the information constitutes the prior art already known to a person skilled in the art. Summary of the invention

[0005] The object of the present invention is to provide a high-efficiency cutting device for a wire placing head, which can improve the cutting efficiency and convenience of disassembly, assembly and replacement of the wire placing head.

[0006] In order to achieve the above object, a technical solution provided by a specific embodiment of the present invention is as follows:

[0007] A high-efficiency cutting device for a wire laying head comprises an assembly frame, a compaction roller, a yarn feeding and stopping mechanism, and a shearing-type cutting mechanism.

[0008] A compacting roller is rotatably mounted on one side of the assembly frame.

[0009] The yarn feeding and stopping mechanism is assembled in an assembly frame, and comprises a yarn feeding roller, and the yarn feeding roller is rotatably assembled in the assembly frame, and one side of the yarn feeding roller is rotatably assembled with a plurality of evenly distributed limiting wheels, and a guide roller is arranged above the yarn feeding roller, and the guide roller is rotatably connected to the assembly frame, and the side of the guide roller facing away from the compacting roller is rotatably assembled with a plurality of evenly distributed yarn stopping wheels.

[0010] The scissor-type cutting mechanism is fixedly installed between the compaction roller and the guide roller. The scissor-type cutting mechanism includes a limiting cylinder frame, in which a plurality of groups of evenly distributed cutting cylinders are slidably installed. The piston rods of the plurality of groups of cutting cylinders are fixedly connected with cutting knives. Split cutting anvils are installed under the plurality of groups of cutting knives. The split cutting anvils are arranged corresponding to the plurality of groups of cutting knives.

[0011] In one or more embodiments of the present invention, a guide conveying plate is arranged on the side of the yarn feeding roller away from the limiting wheel, and a plurality of evenly distributed guide avoidance grooves are provided below the guide conveying plate, and the plurality of guide avoidance grooves are arranged corresponding to the limiting wheel. The guide conveying plate is used to guide and limit the wire bundle guided and transported in the assembly frame, thereby improving the wire feeding stability of the limiting wheel. A fixing block is fixedly connected between the guide conveying plate and the assembly frame. The fixing block plays a role in assembling and fixing the guide conveying plate.

[0012] In one or more embodiments of the present invention, a yarn feeding motor is fixedly installed on one side of the assembly frame, and the output shaft of the yarn feeding motor is drivingly connected to the yarn feeding roller. The yarn feeding motor plays the role of providing power, and the yarn feeding roller is rotationally driven by controlling the operation of the yarn feeding motor, so as to facilitate the rotational wire feeding processing of the yarn bundle. The outer sides of the multiple groups of the limiting wheels are rotatably equipped with yarn feeding wheel frames. The yarn feeding wheel frame plays the role of assembling and fixing the limiting wheels. Multiple groups of evenly distributed yarn feeding cylinders are fixedly installed in the assembly frame, and the piston rods of the multiple groups of yarn feeding cylinders are fixedly connected to the yarn feeding wheel frame. The yarn feeding cylinder plays the role of assembly limiting and movement control for the yarn feeding wheel frame, and the yarn feeding wheel frame is ejected and moved by controlling the air intake of the multiple groups of yarn feeding cylinders, so as to facilitate the position adjustment of the multiple groups of limiting wheels.

[0013] In one or more embodiments of the present invention, the outer sides of the plurality of yarn stopping wheels are rotatably mounted with yarn stopping wheel frames. The yarn stopping wheel frames serve as assembly limiters for the yarn stopping wheels. The assembly frame is fixedly mounted with a plurality of evenly distributed yarn stopping cylinders, and the piston rods of the plurality of yarn stopping cylinders are fixedly connected to the yarn stopping wheel frames. The movement of the yarn stopping cylinder piston rods is regulated by controlling the air intake of the yarn stopping cylinders, thereby facilitating ejection control of the plurality of yarn stopping wheels.

[0014] In one or more embodiments of the present invention, the limiting cylinder frame is composed of a plurality of assembly partitions and fixing rods, and a plurality of groups of the cutting cylinders are arranged between the plurality of assembly partitions. The plurality of cutting cylinders are separated and limited in assembly by the plurality of assembly partitions. The plurality of assembly partitions are provided with assembly grooves on one side close to the cutting cylinders. The cutting cylinders are limited in assembly by the cooperation of the plurality of assembly slides and the assembly grooves. The plurality of fixing rods are fixedly assembled on both sides of the assembly partitions. The plurality of assembly partitions are assembled and fixed by the plurality of fixing rods.

[0015] In one or more embodiments of the present invention, both sides of the plurality of cutting cylinders are fixedly mounted with assembly slides, and the plurality of assembly slides are slidably mounted in the assembly slide grooves. The assembly of the cutting cylinders is limited by the cooperation between the assembly slides and the assembly slide grooves. The upper parts of the plurality of assembly bolts are threadedly mounted with locking plates, and the locking plates are arranged in cooperation with the assembly slides. The assembly slides are limited by controlling the rotation of the locking plates, thereby ensuring the stability of the assembly of the plurality of cutting cylinders.

[0016] In one or more embodiments of the present invention, assembly connection blocks are uniformly arranged below the plurality of cutting cylinders, and the assembly connection blocks are fixedly connected to the piston rods of the cutting cylinders. The assembly connection blocks serve as assembly limiters for the piston rods of the cutting cylinders and the T-shaped assembly blocks. T-shaped assembly blocks are integrally formed above the plurality of groups of cutters. The cutters are assembled and fixed by assembling and limiting the T-shaped assembly blocks and fixing them.

[0017] In one or more embodiments of the present invention, a T-shaped assembly groove matching the T-shaped assembly block is provided below the plurality of assembly connection blocks. The cutter is assembled and limited by the cooperation between the T-shaped assembly groove and the T-shaped assembly block. A fastening bolt is threadedly connected to one side of the plurality of assembly connection blocks away from the T-shaped assembly groove, and the fastening bolt is threadedly connected to the T-shaped assembly block. The T-shaped assembly block is assembled and fixed by the cooperation of the internal and external threads.

[0018] In one or more embodiments of the present invention, the split cutting anvil includes a fixed base plate, and the fixed base plate is fixedly assembled in the assembly frame. The fixed base plate plays the role of assembling and fixing the plug-in assembly plate. A plug-in assembly plate is arranged above the fixed base plate. The plug-in assembly plate is used to assemble and limit the multiple cutting anvils. A plurality of assembly bolts are threadedly connected between the plug-in assembly plate and the fixed base plate. The plurality of assembly bolts play the role of assembling and fixing the plug-in assembly plate. Cutting anvils are plugged and assembled above the plurality of assembly bolts. The wire bundle is supported and limited by the plurality of cutting anvils, and at the same time, the wire bundle can be cut by the cooperation of a plurality of cutters and the cutting anvils.

[0019] In one or more embodiments of the present invention, a plurality of plug-in limit grooves are provided on the top of the plug-in assembly plate, and the plurality of the plug-in limit grooves are arranged corresponding to the cutting anvil. The cutting anvil is plugged and limited by the plug-in limit grooves. A plurality of positioning pins are fixedly assembled on the top of the plug-in assembly plate, and the plurality of the positioning pins are staggered on both sides of the plug-in limit grooves, and a plurality of the cutting anvils are provided with positioning grooves matching the positioning pins below. The cutting anvil is assembled and limited by the plurality of positioning pins plugged in and matched with the positioning grooves at the bottom of the cutting anvil. A plurality of evenly distributed fixing pins are plugged and assembled on one side of the plug-in assembly plate, and the plurality of the fixing pins are all arranged through the cutting anvil. The cutting anvil and the plug-in assembly plate are plugged and limited by the fixing pins.

[0020] Compared with the prior art, the present invention can independently cut the wire bundles through the setting of corresponding structures, thereby improving the efficiency of cutting the wire bundles. At the same time, it simplifies the process of assembling the tool and improves the convenience of disassembly, assembly and replacement of the tool. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 It is a three-dimensional diagram of the structure of a portion of a wire placement head high-efficiency cutting device according to an embodiment of the present invention from a first angle;

[0023] Figure 2 It is a partial structural stereogram from a second angle of a high-efficiency cutting device for a wire placing head in one embodiment of the present invention;

[0024] Figure 3 for Figure 2 Schematic diagram of the structure at A in the middle;

[0025] Figure 4 It is a structural schematic diagram of a shear-type cutting mechanism of a high-efficiency cutting device for a wire laying head in one embodiment of the present invention;

[0026] Figure 5 for Figure 4 Schematic diagram of the structure at B in the middle;

[0027] Figure 6 for Figure 4 Schematic diagram of the structure at C in the middle;

[0028] Figure 7 It is a schematic structural diagram from another angle of the shear-type cutting mechanism of the high-efficiency cutting device of the wire laying head in one embodiment of the present invention;

[0029] Figure 8 for Figure 7 Schematic diagram of the structure at D in the middle;

[0030] Fig. 9 It is a front cross-sectional view of a shear-type cutting mechanism of a high-efficiency cutting device for a wire placement head in one embodiment of the present invention;

[0031] Fig.10 for Fig. 9 Schematic diagram of the structure at E in the middle;

[0032] Fig.11 It is a three-dimensional diagram of a high-efficiency cutting device for a wire laying head in one embodiment of the present invention.

[0033] Description of main reference numerals:

[0034] 1-assembly frame, 101-compacting roller, 2-yarn feeding and stopping mechanism, 201-yarn feeding roller, 202-limiting wheel, 203-guide roller, 204-yarn stopping wheel, 205-guide conveying plate, 206-fixing block, 207-yarn feeding motor, 208-yarn feeding wheel frame, 209-yarn feeding cylinder, 210-yarn stopping wheel frame, 211-yarn stopping cylinder, 3-scissor-type cutting mechanism, 301-limiting air Cylinder frame, 3011-assembly partition, 3012-fixing rod, 302-cutting cylinder, 303-cutter, 304-assembly slide, 305-locking plate, 306-assembly connecting block, 307-T-shaped assembly block, 308-fastening bolt, 309-fixing base plate, 310-plug-in assembly plate, 311-assembly bolt, 312-cutting anvil, 313-locating pin, 314-fixing pin. DETAILED DESCRIPTION

[0035] In order to enable those skilled in the art to better understand the technical solutions in the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the present invention.

[0036] like Figures 1 to 11 As shown, a high-efficiency cutting device for a wire laying head in one embodiment of the present invention comprises: an assembly frame 1, a compaction roller 101, a yarn feeding and stopping mechanism 2, and a shear-type cutting mechanism 3.

[0037] like Figure 1 As shown, one side of the assembly stand 1 is rotatably equipped with a compacting roller 101. The rotation of the compacting roller 101 compacts the guided tow.

[0038] During specific use, the pressure of the compaction roller 101 is 65N.

[0039] like Fig. 9 As shown, the yarn feeding and stopping mechanism 2 is assembled in the assembly frame 1, and the yarn feeding and stopping mechanism 2 includes a yarn feeding roller 201, which is rotatably assembled in the assembly frame 1, and one side of the yarn feeding roller 201 is rotatably assembled with multiple uniformly distributed limiting wheels 202. The yarn feeding function is realized by the cooperation of the yarn feeding roller 201 and the multiple limiting wheels 202.

[0040] Preferably, the air pressure of the limiting wheel 202 is 65 MPa.

[0041] like Fig. 9 As shown, the outer sides of the plurality of limit wheels 202 are all rotatably equipped with yarn feeding wheel frames 208. The yarn feeding wheel frame 208 plays a role in assembling and fixing the limit wheels 202.

[0042] like Fig. 9 As shown, multiple groups of evenly distributed yarn feeding cylinders 209 are fixedly assembled in the assembly frame 1, and the piston rods of the multiple groups of yarn feeding cylinders 209 are fixedly connected to the yarn feeding wheel frame 208. The yarn feeding cylinders 209 play the role of assembly limit and movement control for the yarn feeding wheel frame 208, and the yarn feeding wheel frame 208 is ejected and moved by controlling the air intake of the multiple groups of yarn feeding cylinders 209, so as to facilitate the position adjustment of the multiple groups of limit wheels 202.

[0043] like Fig.11 As shown, a guide conveying plate 205 is arranged on the side of the yarn feeding roller 201 away from the limiting wheel 202, and a plurality of evenly distributed guide avoidance grooves are provided below the guide conveying plate 205, and the plurality of guide avoidance grooves are arranged corresponding to the limiting wheel 202. The guide conveying plate 205 guides and limits the yarn bundle guided and conveyed in the assembly frame 1, thereby improving the wire feeding stability of the limiting wheel 202.

[0044] like Fig. 9 As shown, a fixing block 206 is fixedly connected between the guide conveying plate 205 and the assembly frame 1. The fixing block 206 plays a role of assembling and fixing the guide conveying plate 205.

[0045] like Figure 1 to Figure 2 As shown, a yarn feeding motor 207 is fixedly mounted on one side of the assembly frame 1, and the output shaft of the yarn feeding motor 207 is drivingly connected to the yarn feeding roller 201. The yarn feeding motor 207 provides power, and the yarn feeding roller 201 is rotationally driven by controlling the operation of the yarn feeding motor 207, so as to facilitate the rotational wire feeding process of the yarn bundle.

[0046] like Fig. 9As shown, a guide roller 203 is arranged above the yarn feeding roller 201, and the guide roller 203 is rotatably connected to the assembly frame 1. The side of the guide roller 203 away from the compacting roller 101 is rotatably equipped with multiple evenly distributed yarn stopping wheels 204. The yarn stopping function is achieved by the cooperation of the guide roller 203 and the multiple yarn stopping wheels 204.

[0047] like Fig. 9 As shown, the outer sides of the plurality of yarn stopping wheels 204 are all rotatably equipped with yarn stopping wheel frames 210. The yarn stopping wheel frames 210 play a role of assembling and limiting the yarn stopping wheels 204.

[0048] like Fig. 9 As shown, multiple groups of uniformly distributed yarn stopping cylinders 211 are fixedly mounted in the assembly frame 1, and the piston rods of the multiple groups of yarn stopping cylinders 211 are fixedly connected to the yarn stopping wheel frame 210. The movement of the piston rods of the yarn stopping cylinders 211 is regulated by controlling the air intake of the yarn stopping cylinders 211, so as to facilitate the ejection control of the multiple groups of yarn stopping wheels 204.

[0049] Preferably, the air pressure of the yarn stopping cylinder 211 is 65 MPa.

[0050] like Figures 1 to 5 As shown, the scissor-type cutting mechanism 3 is fixedly assembled between the compacting roller 101 and the guide roller 203, and the scissor-type cutting mechanism 3 includes a limiting cylinder frame 301. The limiting cylinder frame 301 plays a role in assembling and fixing multiple groups of cutting cylinders 302.

[0051] like Figure 4 As shown, the limiting cylinder frame 301 is composed of a plurality of assembly partitions 3011 and a fixing rod 3012, and a plurality of groups of cutting cylinders 302 are arranged between the plurality of assembly partitions 3011. The plurality of cutting cylinders 302 are separated and assembled and limited by the plurality of assembly partitions 3011.

[0052] Specifically, a plurality of assembly partitions 3011 are provided with assembly slots on one side close to the cutting cylinder 302. The cutting cylinder 302 is assembled and limited by the cooperation of a plurality of assembly slide blocks 304 and the assembly slots. A plurality of fixing rods 3012 are fixedly assembled on both sides of the assembly partition 3011. The plurality of assembly partitions 3011 are assembled and fixed by the plurality of fixing rods 3012.

[0053] like Figures 4 to 5 As shown, a plurality of evenly distributed cutting cylinders 302 are slidably mounted in the limiting cylinder frame 301. The movement state of the cutter 303 is controlled by controlling the air intake of the plurality of cutting cylinders 302, so that the cutter 303 cooperates with the cutting anvil 312 to cut the tow.

[0054] Preferably, the cutting cylinder 302 is a φ10 mm cylinder, and the air pressure of the cutting cylinder 302 is 65 MPa.

[0055] like Figures 4 to 8 As shown, both sides of the multiple cutting cylinders 302 are fixedly assembled with assembly slide blocks 304, and the multiple assembly slide blocks 304 are slidably assembled in the assembly slide grooves. The cutting cylinders 302 are assembled and limited by the cooperation of the assembly slide blocks 304 and the assembly slide grooves.

[0056] like Figures 4 to 8 As shown, a locking plate 305 is threadedly mounted on the top of each of the multiple assembly bolts 311, and the locking plate 305 is arranged in cooperation with the assembly slider 304. By controlling the rotation of the locking plate 305, the assembly slider 304 is limited, thereby ensuring the stability of assembling the multiple cutting cylinders 302.

[0057] like Figures 4 to 8 As shown, the piston rods of the multiple groups of cutting cylinders 302 are all fixedly connected with cutters 303. The cutters 303 cooperate with the cutting anvil 312 to cut the tow.

[0058] like Figures 4 to 8 As shown, assembly connection blocks 306 are evenly arranged below the plurality of cutting cylinders 302, and the assembly connection blocks 306 are fixedly connected to the piston rods of the cutting cylinders 302. The assembly connection blocks 306 play the role of assembly limiting for the piston rods of the cutting cylinders 302 and the T-shaped assembly blocks 307.

[0059] like Figures 4 to 8 As shown, a T-shaped assembly block 307 is integrally formed above the plurality of groups of cutters 303. The cutters 303 are assembled and fixed by assembling and limiting the T-shaped assembly block 307 and fixing it.

[0060] Wherein, a T-shaped assembly groove matching with the T-shaped assembly block 307 is provided below each of the plurality of assembly connection blocks 306. The cutter 303 is assembled and limited by the cooperation between the T-shaped assembly groove and the T-shaped assembly block 307.

[0061] like Figures 4 to 8 As shown, a plurality of assembly connection blocks 306 are threadedly connected with a fastening bolt 308 on one side away from the T-shaped assembly groove, and the fastening bolt 308 is threadedly connected with the T-shaped assembly block 307. The T-shaped assembly block 307 is assembled and fixed by the cooperation of internal and external threads.

[0062] Specifically, a split cutting anvil is installed below each of the multiple sets of cutting knives 303 , and the split cutting anvil is arranged corresponding to the multiple sets of cutting knives 303 .

[0063] like Figures 4 to 8 As shown, the split cutting and chopping board includes a fixed bottom plate 309, and the fixed bottom plate 309 is fixedly assembled in the assembly frame 1. The fixed bottom plate 309 plays a role in assembling and fixing the plug-in assembly plate 310.

[0064] like Figures 4 to 8 As shown, a plug-in assembly plate 310 is arranged above the fixed bottom plate 309. The plug-in assembly plate 310 is used to assemble and limit the plurality of cutting anvils 312.

[0065] like Figures 4 to 8 As shown, a plurality of assembly bolts 311 are threadedly connected between the plug-in assembly plate 310 and the fixed bottom plate 309. The plurality of assembly bolts 311 play a role in assembling and fixing the plug-in assembly plate 310.

[0066] like Figures 4 to 8 As shown, a plurality of assembly bolts 311 are all plugged with a cutting anvil 312. The wire bundle is supported and limited by the plurality of cutting anvils 312, and the wire bundle can be cut by the cooperation of the plurality of cutters 303 and the cutting anvil 312.

[0067] In addition, a plurality of insertion limiting grooves are provided above the insertion assembly plate 310, and the plurality of insertion limiting grooves are arranged corresponding to the cutting anvil 312. The cutting anvil 312 is inserted and limited by the insertion limiting grooves.

[0068] like Figures 4 to 8 As shown, a plurality of positioning pins 313 are fixedly mounted on the top of the plug-in assembly plate 310, and the plurality of positioning pins 313 are staggeredly arranged on both sides of the plug-in limiting groove, and a plurality of cutting and chopping boards 312 are provided with positioning grooves matching the positioning pins 313 below. The cutting and chopping boards 312 are assembled and limited by the plurality of positioning pins 313 being plugged in and matched with the positioning grooves at the bottom of the cutting and chopping boards 312.

[0069] like Figures 4 to 8 As shown, one side of the plug-in assembly plate 310 is plug-in assembled with a plurality of evenly distributed fixing pins 314, and the plurality of fixing pins 314 are all set through the cutting anvil 312. The cutting anvil 312 and the plug-in assembly plate 310 are plugged and limited by the fixing pins 314.

[0070] During specific use, the yarn bundle can be transported between the yarn feeding roller 201 and multiple limiting wheels 202. The yarn feeding roller 201 is driven to rotate by controlling the operation of the yarn feeding motor 207, so that the yarn bundle is transported through the rotation of the yarn feeding roller 201 and the cooperation of the limiting wheels 202, and can be transported under the guidance of the guide roller 203. The transported yarn bundle is compacted by the compaction roller 101.

[0071] When it is necessary to cut the wire bundle, the piston rod in the cutting cylinder 302 can be driven to move by independently controlling the air intake of the cutting cylinder 302, so that the cutter 303 can be pressed down by the piston rod of the cutting cylinder 302, and the wire bundle can be cut by the cooperation of the cutter 303 and the cutting anvil 312.

[0072] When the cutter 303 needs to be disassembled and replaced, the locking and fixing state of the cutter cylinder 302 can be released by controlling the rotation of the locking plate 305, and then the cutter cylinder 302 can be pulled out. After being pulled out, the locking and fixing state of the cutter 303 can be released by controlling the rotation of the fastening bolt 308, and then the cutter 303 can be removed by sliding. After the removal is completed, the new cutter 303 can be assembled by the sliding cooperation between the T-shaped assembly block 307 and the T-shaped assembly groove, and the cutter 303 can be re-locked and fixed by the fastening bolt 308. Finally, the cutter cylinder 302 can be assembled by the cooperation between the assembly slide block 304 and the assembly groove of the assembly partition 3011, and the cutter cylinder 302 can be assembled and fixed by assembling the locking plate 305.

[0073] When the cutting anvil 312 needs to be disassembled and replaced, the plug-in assembly plate 310 can be disassembled by controlling the rotation of the assembly bolt 311, and then the locked fixed state of the cutting anvil 312 can be contacted by disassembling the fixing pin 314. Then, the cutting anvil 312 can be disassembled and replaced with a new cutting anvil 312, thereby improving the convenience of disassembly and replacement of the cutter 303 and the cutting anvil 312.

[0074] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

[0075] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A high-efficiency cutting device for a wire laying head, characterized in that: include: An assembly frame, one side of which is rotatably equipped with a compaction roller; A yarn feeding and stopping mechanism is mounted in the assembly frame, and comprises a yarn feeding roller, which is rotatably mounted in the assembly frame, and one side of the yarn feeding roller is rotatably mounted with a plurality of evenly distributed limiting wheels, and a guide roller is arranged above the yarn feeding roller, and the guide roller is rotatably connected to the assembly frame, and a side of the guide roller facing away from the compacting roller is rotatably mounted with a plurality of evenly distributed yarn stopping wheels; A scissor-type cutting mechanism is fixedly installed between the compaction roller and the guide roller. The scissor-type cutting mechanism includes a limiting cylinder frame, in which a plurality of groups of evenly distributed cutting cylinders are slidably installed. The piston rods of the plurality of groups of cutting cylinders are fixedly connected with cutting knives. Split cutting anvils are installed under the plurality of groups of cutting knives. The split cutting anvils are arranged corresponding to the plurality of groups of cutting knives.

2. The high-efficiency wire cutting device according to claim 1 is characterized in that: A guide conveying plate is arranged on the side of the yarn feeding roller away from the limiting wheel, a plurality of evenly distributed guide avoidance grooves are opened below the guide conveying plate, the plurality of guide avoidance grooves are arranged corresponding to the limiting wheel, and a fixing block is fixedly connected between the guide conveying plate and the assembly frame.

3. The high-efficiency wire cutting device according to claim 1 is characterized in that: A yarn feeding motor is fixedly installed on one side of the assembly frame, and the output shaft of the yarn feeding motor is drivingly connected to the yarn feeding roller. The outer sides of multiple groups of limiting wheels are rotatably installed with yarn feeding wheel frames. Multiple groups of evenly distributed yarn feeding cylinders are fixedly installed in the assembly frame, and the piston rods of the multiple groups of yarn feeding cylinders are fixedly connected to the yarn feeding wheel frames.

4. The high-efficiency wire cutting device according to claim 1, characterized in that: The outer sides of the plurality of yarn stopping wheels are rotatably equipped with yarn stopping wheel frames, the assembly frames are fixedly equipped with a plurality of evenly distributed yarn stopping cylinders, and the piston rods of the plurality of yarn stopping cylinders are fixedly connected to the yarn stopping wheel frames.

5. The high-efficiency wire cutting device according to claim 1, characterized in that: The limit cylinder frame is composed of multiple assembly partitions and fixing rods, multiple groups of cutting cylinders are arranged between the multiple assembly partitions, and multiple assembly partitions are provided with assembly grooves on one side close to the cutting cylinders, and multiple fixing rods are fixedly assembled on both sides of the assembly partitions.

6. The high-efficiency wire cutting device according to claim 5, characterized in that: Both sides of the plurality of cutting cylinders are fixedly equipped with assembly slide blocks, the plurality of assembly slide blocks are slidably assembled in the assembly slide grooves, the tops of the plurality of assembly bolts are threadedly equipped with locking plates, and the locking plates are arranged in cooperation with the assembly slide blocks.

7. The high-efficiency wire cutting device according to claim 1 is characterized in that: Assembly connection blocks are uniformly arranged below the plurality of cutting cylinders, and the assembly connection blocks are fixedly connected to the piston rods of the cutting cylinders. T-shaped assembly blocks are integrally formed above the plurality of groups of cutters.

8. The high-efficiency wire cutting device according to claim 7, characterized in that: A T-shaped assembly groove matching the T-shaped assembly block is provided below the plurality of assembly connection blocks, and a fastening bolt is threadedly connected to one side of the plurality of assembly connection blocks away from the T-shaped assembly groove, and the fastening bolt is threadedly connected to the T-shaped assembly block.

9. The high-efficiency wire cutting device according to claim 1, characterized in that: The split cutting anvil includes a fixed base plate, which is fixedly assembled in an assembly frame. A plug-in assembly plate is arranged above the fixed base plate. A plurality of assembly bolts are threadedly connected between the plug-in assembly plate and the fixed base plate. A cutting anvil is plugged and assembled above each of the plurality of assembly bolts.

10. The high-efficiency wire cutting device according to claim 9, characterized in that: A plurality of plug-in limit grooves are provided on the top of the plug-in assembly plate, and the plurality of the plug-in limit grooves are arranged corresponding to the cutting and chopping boards. A plurality of positioning pins are fixedly installed on the top of the plug-in assembly plate, and the plurality of the positioning pins are staggered on both sides of the plug-in limit grooves. Positioning grooves matching the positioning pins are provided at the bottom of the plurality of the cutting and chopping boards. A plurality of evenly distributed fixing pins are plug-in installed on one side of the plug-in assembly plate, and the plurality of fixing pins are all set through the cutting and chopping board.

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