Hook punching device

Abstract

The utility model provides a hooking device which comprises a shell and a steel wire straightening mechanism, a wire feeding mechanism, a wire passing guide mechanism, a steel wire cutting mechanism, an upper hook forming mechanism and a lower hook forming mechanism which are arranged on the shell, the steel wire straightening mechanism is used for straightening a steel wire, the wire passing guide mechanism is used for guiding the steel wire, and the lower hook forming mechanism is used for cutting off the steel wire. The steel wire cutting mechanism is used for cutting off a steel wire, the upper hook forming mechanism is used for forming a hook at the upper end of the steel wire, and the lower hook forming mechanism is used for forming a hook at the lower end of the steel wire. The bent hooks can be directly formed on the truss and the stirrups, the truss and the stirrups are connected, a finished product hook does not need to be produced in advance, then the finished product hook is connected and assembled with the stirrups and the truss, the workload of steel reinforcement framework assembling is reduced, and efficiency is improved.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of high-speed rail double-block sleeper production, and more particularly to a hooking device. BACKGROUND

[0002] In the production process of double-block sleepers, steel products such as trusses, stirrups and hooks must be put in according to the technical process to assemble the steel framework of the sleeper and tightly combine with the concrete to enhance the strength of the sleeper. The traditional manual production of the entire assembly process greatly consumes human resources. First, the stirrups and trusses are put into the empty steel mold in turn, and then the two are connected and assembled by using the pre-produced finished hooks. In the narrow space of the inner cavity of the steel mold, multi-angle and multi-position displacement of the hooks are required to complete the assembly of the steel framework. SUMMARY

[0003] To solve the problems in the prior art, the technical scheme adopted by the application is to provide a hooking device, which comprises a shell and a steel wire straightening mechanism, a wire feeding mechanism, a wire passing guide mechanism, a steel wire cutting mechanism, an upper hook forming mechanism and a lower hook forming mechanism arranged on the shell. The steel wire straightening mechanism is used to straighten the steel wire, the wire passing guide mechanism is used to guide the steel wire, the steel wire cutting mechanism is used to cut the steel wire, the upper hook forming mechanism is used to form a hook at the upper end of the steel wire, and the lower hook forming mechanism is used to form a hook at the lower end of the steel wire.

[0004] Optionally, the steel wire cutting mechanism comprises a lower cutting knife and an upper cutting knife that cooperate with each other, the lower cutting knife is provided with a through hole for the steel wire to pass through, and the upper cutting knife is connected with an upper knife holder, and the upper knife holder is connected with a first air cylinder that drives the forward and backward movement of the upper knife holder.

[0005] Optionally, the upper hook forming mechanism comprises a lower hook guiding clamp, an upper hook guiding clamp, a coiling rod seat, a coiling rod and a coiling rod adjusting head, the inner sides of the lower hook guiding clamp and the upper hook guiding clamp are provided with through holes matched with the size of the steel wire, the lower hook guiding clamp and the upper hook guiding clamp are both connected with a finger air cylinder for opening and closing, the coiling rod adjusting head is connected with the coiling rod, the coiling rod is fixed on the coiling rod seat, and the coiling rod adjusting head and the coiling rod on the side facing the upper hook guiding clamp are provided with an arc-shaped groove 64.

[0006] Optionally, a strip-shaped hole is arranged on the coiling rod, and the coiling rod is fixedly connected with the coiling seat through the strip-shaped hole; and / or the coiling rod adjusting head is movably connected with the coiling rod.

[0007] Optionally, the lower hook forming mechanism comprises a second air cylinder, a top bending hook curved arm, a blocking ring rod and a top bending hook piece, two ends of the second air cylinder are respectively hinged to the shell and one end of the top bending hook curved arm, the middle part of the top bending hook curved arm is rotationally connected to the shell, the other end of the top bending hook curved arm is hinged to the top bending hook piece, the blocking ring rod is fixedly connected to the shell, the top bending hook curved arm is located between the blocking ring rod and the shell, and the side of the top bending hook curved arm facing the blocking ring rod is provided with an inclined surface, and the top of the top bending hook piece is provided with a groove matched with the size of the steel wire.

[0008] Optionally, a length adjusting assembly is arranged between the top bending hook curved arm and the second air cylinder.

[0009] Optionally, the wire feeding mechanism comprises a first pressure roller seat, a second pressure roller seat and a servo motor, the first pressure roller seat and the second pressure roller seat are both provided with a wire feeding pressure roller, the servo motor is in transmission connection with the wire feeding pressure roller, and the first pressure roller seat is connected with a pressure adjusting assembly.

[0010] Optionally, the pressure adjusting assembly comprises a spring, a screw and a screw rod, one end of the screw is connected with the spring, the other end of the spring is in abutment with the first pressure roller seat, the shell of the first pressure roller seat is in sliding connection, the screw rod is in screw connection with the shell, and one end of the screw rod is in abutment with the first pressure roller seat.

[0011] Optionally, the steel wire straightening mechanism comprises two groups of straightening pressure rollers, and the axes of the two groups of straightening pressure rollers are perpendicular to each other; and / or the wire passing guide mechanism comprises a wire passing guide clamp and a wire passing guide clamp pressing plate, the wire passing guide clamp pressing plate is fixedly connected to the shell, the wire passing guide clamp pressing plate is used for tightly pressing and fixing the wire passing guide clamp, and the middle part of the wire passing guide clamp is provided with a through hole matched with the size of the steel wire.

[0012] Optionally, it further comprises a truss fixing mechanism, the truss fixing mechanism comprises a truss fixing claw and a third air cylinder, the middle part of the truss fixing claw is rotationally connected to the shell, one end of the third air cylinder is hinged to the shell, and the other end is hinged to one end of the truss fixing claw; and / or it further comprises a wire feeding inspection encoder, the wire feeding inspection encoder is arranged on one side of the wire feeding mechanism and is used for detecting whether the steel wire slips.

[0013] The hooking device provided by the application has the beneficial effects that, compared with the prior art, after the truss and the stirrup are placed at the predetermined positions, the steel wire is straightened by the steel wire straightening mechanism, then the steel wire is guided by the wire guiding mechanism, then the steel wire is directly formed into an upper hook on the truss under the action of the upper hook forming mechanism, then the steel wire is cut off by the steel wire cutting mechanism, and then a lower hook is directly formed on the stirrup under the action of the lower hook forming mechanism. The hooking device can directly form a hook on the truss and the stirrup, and connect the truss and the stirrup, without the need of pre-producing a finished product hook and then connecting and assembling the finished product hook, the stirrup and the truss, so that the workload of the steel framework assembly is reduced, and the efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical solutions in the embodiments of the application, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description only some embodiments of the application, and for those skilled in the art, other drawings can also be obtained without creative labor.

[0015] Figure 1 The structure schematic diagram of the hooking device provided by the embodiment of the application is shown in the figure.

[0016] Figure 2 The internal structure schematic diagram of the hooking device provided by the embodiment of the application is shown in the figure.

[0017] Figure 3 The structure schematic diagram of the steel wire cutting mechanism in the hooking device provided by the embodiment of the application is shown in the figure.

[0018] Figure 4 The structure schematic diagram of the coiling rod in the hooking device provided by the embodiment of the application is shown in the figure.

[0019] Figure 5 The structure schematic diagram of the wire feeding mechanism in the hooking device provided by the embodiment of the application is shown in the figure.

[0020] Figure 6 The structure schematic diagram of the wire guiding mechanism in the hooking device provided by the embodiment of the application is shown in the figure.

[0021] Figure 7 The use state schematic diagram of the hooking device provided by the embodiment of the application is shown in the figure. Figure 1

[0022] Figure 8 The use state schematic diagram of the hooking device provided by the embodiment of the application is shown in the figure. Figure 2

[0023] Figure 9 The enlarged schematic diagram of part A in the figure is shown in the figure. Figure 7 The enlarged schematic diagram of part A in the figure is shown in the figure.​​

[0024] In the drawings:

[0025] 1, housing; 2, steel wire straightening mechanism; 21, straightening press wheel; 3, wire feeding mechanism; 31, servo motor; 32, driven gear; 33, wire feeding press wheel; 34, screw; 35, spring; 36, screw rod; 37, wire feeding inspection encoder; 4, wire passing guide mechanism; 41, wire passing guide clamp press plate; 42, pad plate; 43, wire passing guide clamp; 5, lower hook forming mechanism; 51, second air cylinder; 52, top bending hooking curved arm; 53, top bending hooking piece; 54, retaining ring rod; 55, retaining ring rod mounting seat; 6, upper hook forming mechanism; 61, hooking rod seat; 62, hooking rod; 63, hooking rod adjusting head; 64, arc-shaped groove; 65, strip-shaped hole; 66, lower hooking guide clamp; 67, upper hooking guide clamp; 68, finger air cylinder; 7, steel wire cutting mechanism; 71, lower cutter; 72, upper cutter; 73, first air cylinder; 74, upper cutter holder; 75, adjusting rod; 76, upper cutter seat; 8, truss fixing mechanism; 81, truss fixing claw; 82, third air cylinder; 9, stirrup limiting block; 10, truss; 11, stirrup; 12, hook. DETAILED DESCRIPTION

[0026] In order to make the technical problems to be solved by the present application, the technical solutions and beneficial effects clearer, the present application will be further described in detail below in conjunction with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and not intended to limit the present application.

[0027] It should be noted that when an element is referred to as being "fixed to" or "set to" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0028] It should be understood that the terms "length", "width", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only used to facilitate the description of the present application and simplify the description, and therefore cannot be understood as indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0029] In addition, the terms "first", "second", etc. are used only for descriptive purposes and are not to be construed as indicating or implying relative importance or an indicated number of technical features. Thus, features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "a plurality of" is two or more, unless otherwise explicitly and specifically limited.

[0030] Please refer to Figures 1-9 Now the hooking device provided by the embodiments of the present application will be described.

[0031] A hooking device, comprising a shell 1 and a steel wire straightening mechanism 2, a wire feeding mechanism 3, a wire passing guide mechanism 4, a steel wire cutting mechanism 7, an upper hook forming mechanism 6 and a lower hook forming mechanism 5 arranged on the shell 1, the steel wire straightening mechanism 2 is used to straighten the steel wire, the wire passing guide mechanism 4 is used to guide the steel wire, the steel wire cutting mechanism 7 is used to cut the steel wire, the upper hook forming mechanism 6 is used to form an upper hook on the steel wire, and the lower hook forming mechanism 5 is used to form a lower hook on the steel wire.

[0032] In use, after the truss 10 and the stirrup 11 are placed at the predetermined position, the present application can straighten the steel wire through the steel wire straightening mechanism 2, then guide the steel wire through the wire passing guide mechanism 4, then directly form an upper hook on the truss 10 under the action of the upper hook forming mechanism 6, then cut the steel wire through the steel wire cutting mechanism 7, and then directly form a lower hook on the stirrup 11 under the action of the lower hook forming mechanism 5. The present application can directly form hooks on the truss 10 and the stirrup 11, connect the truss 10 with the stirrup 11, and does not need to pre-produce a finished product hook 12 to connect and assemble the finished product hook 12 with the stirrup 11 and the truss 10, thereby reducing the workload of the steel reinforcement framework assembly and improving the efficiency.

[0033] In some embodiments of the present application, refer to Figure 4 The steel wire cutting mechanism 7 comprises a lower cutter 71 and an upper cutter 72 that cooperate with each other, the middle part of the lower cutter 71 is provided with a through hole for the steel wire to pass through, the upper cutter 72 is connected with an upper cutter holder 74, and the upper cutter holder 74 is connected with a first air cylinder 73 that drives the forward and backward movement of the upper cutter holder 74.

[0034] The middle part of the lower cutter 71 is provided with a through hole for the steel wire to pass through, the size of the through hole is slightly larger than that of the steel wire, the steel wire passes out from the upper end of the through hole, and the first air cylinder 73 can drive the cutter to move forward, so as to cooperate with the lower cutter 71 to cut the steel wire.

[0035] Refer to Figure 4In some embodiments of the present application, the steel wire cutting mechanism 7 further comprises an upper knife holder 74, an adjusting rod 75 and an upper knife seat 76. The upper knife holder 74 is connected with the upper cutting knife 72, and the upper knife holder 74 is in sliding connection with the upper knife seat 76. The upper knife seat 76 is fixedly connected with the shell 1. The upper knife holder 74 can be driven to slide by the first cylinder 73, so as to drive the upper cutting knife 72 to move, thereby realizing the function of cutting off the steel wire. The two ends of the adjusting rod 75 are respectively connected with the first cylinder 73 and the upper knife holder 74. The length of the adjusting rod 75 can be adjusted, so as to adjust the position of the upper cutting knife 72.

[0036] In some embodiments of the present application, referring to Figure 1 、 2 and Figure 3 , the upper hook forming mechanism 6 comprises a lower hook guiding clamp 66, an upper hook guiding clamp 67, a coiling rod seat 61, a coiling rod 62 and a coiling rod adjusting head 63. The inner sides of the lower hook guiding clamp 66 and the upper hook guiding clamp 67 are provided with through holes matched with the size of the steel wire. The lower hook guiding clamp 66 and the upper hook guiding clamp 67 are both connected with a finger cylinder 68 for opening and closing. The coiling rod adjusting head 63 is connected with the coiling rod 62. The coiling rod 62 is fixed on the coiling rod seat 61. The coiling rod adjusting head 63 and the coiling rod 62 are provided with an arc-shaped groove 64 on the side facing the upper hook guiding clamp 67.

[0037] The through holes provided on the inner sides of the lower hook guiding clamp 66 and the upper hook guiding clamp 67 are slightly larger than the size of the steel wire, so that the steel wire can pass through the through holes and avoid being bent when being stressed. The power for the forward movement of the steel wire is provided by the steel wire feeding mechanism 3. The steel wire moves upward and is deformed to form an upper hook under the action of the arc-shaped groove 64 provided on the coiling rod adjusting head 63 and the coiling rod 62. Referring to Figure 8 and Figure 9 , since the truss 10 is close to the inner side of the arc-shaped groove 64, the formed upper hook is directly hung on the truss 10. After the upper hook is formed, the finger cylinder 68 located below controls the lower hook guiding clamp 66 to open, thereby leaving a position for the upper cutting knife 72 to eject. The upper cutting knife 72 is ejected by the first cylinder 73 to cooperate with the lower cutting knife 71 to cut off the steel wire. After being cut off, the upper cutting knife 72 is retracted. At this time, the lower end of the steel wire can be formed into a lower hook by the lower hook forming mechanism 5.

[0038] In some embodiments of the present application, referring to Figure 3 , the coiling rod 62 is provided with a strip-shaped hole 65. The coiling rod 62 is fixedly connected with the coiling rod seat through the strip-shaped hole 65. The coiling rod adjusting head 63 is movably connected with the coiling rod 62 (for example, connected by a bolt 36). The installation position of the coiling rod adjusting head 63 on the coiling rod 62 can be adjusted. The installation position of the coiling rod 62 can be adjusted through the strip-shaped hole 65. The size of the upper hook can be adjusted by adjusting the installation position of the coiling rod adjusting head 63 on the coiling rod 62.

[0039] In some embodiments of the present application, referring to Figure 2 , the lower hook forming mechanism 5 comprises a second cylinder 51, a top hooking curved arm 52, a retaining ring rod 54 and a top hooking piece 53, both ends of the second cylinder 51 are hingedly connected with the shell 1 and one end of the top hooking curved arm 52 respectively, the middle part of the top hooking curved arm 52 is rotationally connected with the shell 1, the other end of the top hooking curved arm 52 is hingedly connected with the top hooking piece 53, the retaining ring rod 54 is fixedly connected with the shell 1, the top hooking curved arm 52 is located between the retaining ring rod 54 and the shell 1, and the side of the top hooking curved arm 52 facing the retaining ring rod 54 is provided with an inclined surface, and the top of the top hooking piece 53 is provided with a groove matched with the size of the steel wire.

[0040] After the steel wire is cut off, the upper cutter 72 is retracted, referring to Figure 8 , the stirrup 11 is located on the inner side of the top hooking piece 53, and the lower part of the cut-off steel wire abuts against the stirrup 11, at this time the second cylinder 51 is elongated, driving the top hooking curved arm 52 to rotate clockwise, thereby driving the top hooking piece 53 to move upward, at the same time, the back arc of the top hooking piece 53 extrudes the retaining ring rod 54 on the retaining ring rod mounting seat 55, so that the top hooking piece 53 rotates inward around the left end of the top hooking curved arm 52, so that the hooking is completed, and the lower end of the steel wire is bent upward from the bottom of the stirrup 11 by the cooperation of the top hooking piece 53 and the retaining ring rod 54, thereby forming a lower hook directly on the stirrup 11. Figure 2 The state of the lower hook forming mechanism 5 at the moment of forming a lower hook is shown. Referring to Figure 9 , the hook 12 connects the truss 10 and the stirrup 11 together through the upper hook and the hook. After the hooking is completed, the second cylinder 51 is retracted to the original position, and a torsional spring is arranged between the top hooking curved arm 52 and the top hooking piece 53, and the top hooking piece 53 also returns to the original position.

[0041] In some embodiments of the present application, referring to Figure 2 , a length adjusting assembly is arranged between the top hooking curved arm 52 and the second cylinder 51.

[0042] The initial position of the hook forming piece can be finely adjusted through the length adjusting assembly. Optionally, the length adjusting assembly is a spiral connecting rod, one end of which is threadedly connected with the output shaft of the second cylinder 51, and the other end is movably connected with the top hooking curved arm 52, and the distance between the second cylinder 51 and the top hooking curved arm 52 can be adjusted by rotating, thereby finely adjusting the initial position of the hook forming piece.

[0043] In some embodiments of the present application, referring to Figure 5 , the wire feeding mechanism 3 comprises a first pressure roller seat, a second pressure roller seat and a servo motor 31, and the first pressure roller seat and the second pressure roller seat are both provided with a wire feeding pressure roller 33, the servo motor 31 is drivingly connected with the wire feeding pressure roller 33, and the first pressure roller seat is connected with a pressure adjusting assembly.

[0044] Specifically, the output end of the servo motor 31 is connected with a driving gear, each wire feeding pressure roller 33 is coaxially connected with a driven gear 32, the driving gear is engaged with the driven gear 32, and the servo motor 31 drives the wire feeding pressure roller 33 to rotate through the transmission of the driving gear and the driven gear 32. The steel wire is located between the wire feeding pressure rollers 33 on the first pressure roller seat and the second pressure roller seat, and the wire feeding pressure rollers 33 on both sides extrude the steel wire through the pressure adjusting assembly, and the wire feeding pressure rollers 33 convey the steel wire through the friction force.

[0045] In some embodiments of the present application, the participants Figure 5 The pressure adjusting assembly comprises a spring 35, a screw 34 and a screw rod 36, one end of the screw 34 is rotationally connected with the spring 35, the other end of the spring 35 is abutted with the first pressure roller seat, the housing 1 of the first pressure roller seat is slidingly connected, the screw rod is threadedly connected with the housing 1, and one end of the screw rod is abutted with the first pressure roller seat.

[0046] Rotating the screw 34 can cause the end of the screw 34 close to the spring 35 to displace, so that the elastic force of the spring 35 changes, the pressure between the two wire feeding pressure rollers 33 changes, and the friction force on the steel wire changes.

[0047] In some embodiments of the present application, refer to Figure 1 The steel wire straightening mechanism 2 comprises two groups of straightening pressure rollers 21, and the axes of the two groups of straightening pressure rollers 21 are perpendicular to each other. The steel wire is modulated through the extrusion of the two groups of straightening pressure rollers 21.

[0048] In some embodiments of the present application, refer to Figure 6 The wire passing guide mechanism 4 comprises a wire passing guide clamp 43 and a wire passing guide clamp pressing plate 41, the wire passing guide clamp pressing plate 41 is fixedly connected with the housing 1, the wire passing guide clamp pressing plate 41 is used for tightly fixing the wire passing guide clamp 43, and the middle part of the wire passing guide clamp 43 is provided with a through hole matched with the size of the steel wire.

[0049] Specifically, the wire passing guide clamp 43 is of a split structure, the opposite side is provided with a groove slightly larger than the diameter of the steel wire, the wire passing guide clamp 43 is arranged on the backing plate 42 and is fixed with the housing 1 through the wire passing guide clamp pressing plate 41. The wire passing guide mechanism 4 can ensure that the steel wire will not be deformed when the hook is stressed.

[0050] In some embodiments of the present application, refer to Figure 1 , 7 , 8, further comprising a truss fixing mechanism 8, the truss fixing mechanism 8 comprises a truss fixing claw 81 and a third air cylinder 82, the middle part of the truss fixing claw 81 is rotationally connected with the housing 1, one end of the third air cylinder 82 is hingedly connected with the housing 1, and the other end is hingedly connected with one end of the truss fixing claw 81.

[0051] The third cylinder 82 can drive the truss fixing claw 81 to rotate, and the front end of the truss fixing claw 81 is upwardly protruding, so that the truss 10 can be limited. The truss 10 is fixed by the truss fixing claw 81, so that the truss 10 is prevented from moving, and the upper hook forming is facilitated.

[0052] In some embodiments of the present application, referring to Figure 1 and Figure 5 The wire feeding inspection encoder 37 is arranged on one side of the wire feeding mechanism 3, and is used for detecting whether the steel wire slips.

[0053] In some embodiments of the present application, the stirrup limiting block 9 is arranged on the shell 1, and the number of the stirrup limiting block 9 is two, which are arranged on the two sides of the lower hook forming mechanism 5. The front end of the stirrup limiting block 9 is provided with a clamping groove, which is used for limiting the stirrup 11, so that the stirrup 11 is prevented from moving during the lower hook forming.

[0054] The above only describes the preferred embodiments of the present application and is not used to limit the present application. Any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A hook-tying device, characterized in that: The device includes a housing and a wire straightening mechanism, a wire feeding mechanism, a wire guiding mechanism, a wire cutting mechanism, an upper hook forming mechanism, and a lower hook forming mechanism disposed on the housing. The wire straightening mechanism is used to straighten the wire, the wire guiding mechanism is used to guide the wire, the wire cutting mechanism is used to cut the wire, the upper hook forming mechanism is used to form a hook at the upper end of the wire, and the lower hook forming mechanism is used to form a hook at the lower end of the wire.

2. The hook-making device as described in claim 1, characterized in that: The wire cutting mechanism includes a lower cutter and an upper cutter that cooperate with each other. The lower cutter has a through hole in the middle for the wire to pass through. The upper cutter is connected to an upper blade holder, and the upper blade holder is connected to a first cylinder that drives it to move forward and backward.

3. The hook-making device as described in claim 1, characterized in that: The upper hook forming mechanism includes a lower hook guide clamp, an upper hook guide clamp, a looping rod seat, a looping rod, and a looping rod adjusting head. The lower hook guide clamp and the upper hook guide clamp are provided with through holes matching the size of the steel wire on their inner sides. Both the lower hook guide clamp and the upper hook guide clamp are connected to finger cylinders for opening and closing. The looping rod adjusting head is connected to the looping rod, and the looping rod is fixed on the looping rod seat. The looping rod adjusting head and the looping rod are provided with arc-shaped grooves on the side facing the upper hook guide clamp.

4. The hook-making device as described in claim 3, characterized in that: The ringing rod is provided with a strip-shaped hole, and the ringing rod is fixedly connected to the ringing seat through the strip-shaped hole; and / or, the ringing rod adjusting head is movably connected to the ringing rod.

5. The hook-tying device as described in claim 1, characterized in that: The lower hook forming mechanism includes a second cylinder, a top hooking crank arm, a retaining ring rod, and a top hooking component. The two ends of the second cylinder are respectively hinged to the housing and one end of the top hooking crank arm. The middle part of the top hooking crank arm is rotatably connected to the housing. The other end of the top hooking crank arm is hinged to the top hooking component. The retaining ring rod is fixedly connected to the housing. The top hooking crank arm is located between the retaining ring rod and the housing, and the side of the top hooking crank arm facing the retaining ring rod is provided with an inclined surface. The top of the top hooking component is provided with a groove matching the size of the steel wire.

6. The hooking device as described in claim 5, characterized in that: A length adjustment assembly is provided between the top-bending hook arm and the second cylinder.

7. The hook-making device as described in claim 1, characterized in that: The wire feeding mechanism includes a first pressure roller seat, a second pressure roller seat, and a servo motor. Both the first and second pressure roller seats are provided with wire feeding pressure rollers. The servo motor is driven by the wire feeding pressure rollers. The first pressure roller seat is connected to a pressure regulating component.

8. The hook-making device as described in claim 7, characterized in that: The pressure regulating assembly includes a spring, a screw, and a threaded rod. One end of the screw is connected to the spring, and the other end of the spring abuts against the first pressure roller seat. The housing of the first pressure roller seat is slidably connected, and the threaded rod is threadedly connected to the housing. One end of the threaded rod abuts against the first pressure roller seat.

9. The hook-making device as described in claim 1, characterized in that: The wire straightening mechanism includes two sets of straightening pressure rollers, and the axes of the two sets of straightening pressure rollers are perpendicular to each other; and / or, the wire guiding mechanism includes a wire guiding clamp and a wire guiding clamp pressure plate, the wire guiding clamp pressure plate is fixedly connected to the housing, the wire guiding clamp pressure plate is used to press and fix the wire guiding clamp, and the wire guiding clamp has a through hole in the middle that matches the size of the wire.

10. The hook-tying device as described in claim 1, characterized in that: It also includes a truss fixing mechanism, which includes a truss fixing claw and a third cylinder. The middle part of the truss fixing claw is rotatably connected to the housing. One end of the third cylinder is hinged to the housing, and the other end is hinged to one end of the truss fixing claw. And / or, it also includes a wire feeding inspection encoder, which is disposed on one side of the wire feeding mechanism and is used to detect whether the wire is slipping.

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