阅读说明：本技术 一种自动化装饰链条编链机 (Automatic decorative chain chaining machine ) 是由 龚友平 何俊霖 乔子洲 何鸿昊 洪波 戚金来 于 2021-09-18 设计创作，主要内容包括：本发明涉及一种自动化装饰链条编链机,机架中的支架板的上端面设有动力输入机构、进料机构、压紧及切断机构和机械手机构,动力输入机构中的主轴上安装有进料机构中的圆锥齿轮和进料凸轮、压紧及切断机构中的切断刀凸轮和顶体凸轮、机械手机构中的机械手升降凸轮、机械手张紧凸轮、机械手前后凸轮和机械手翻转凸轮,在外力的驱动下主轴将带动圆锥齿轮、进料凸轮、切断刀凸轮、顶体凸轮、机械手升降凸轮、机械手张紧凸轮、机械手前后凸轮和机械手翻转凸轮一起转动。本发明提供了一种操作方便,结构紧凑,定位准确,实用寿命长,运行可靠的编链机,同时编链机既可人工也可外接动力,解决了现有编链机结构复杂,加工质量不高,实用寿命短等问题。(The invention relates to an automatic decorative chain knitting machine, wherein a power input mechanism, a feeding mechanism, a pressing and cutting mechanism and a manipulator mechanism are arranged on the upper end surface of a support plate in a rack, a conical gear and a feeding cam in the feeding mechanism, a cutting knife cam and a top body cam in the pressing and cutting mechanism, a manipulator lifting cam, a manipulator tensioning cam, a manipulator front and rear cam and a manipulator overturning cam in the manipulator mechanism are arranged on a main shaft in the power input mechanism, and the main shaft drives the conical gear, the feeding cam, the cutting knife cam, the top body cam, the manipulator lifting cam, the manipulator tensioning cam, the manipulator front and rear cam and the manipulator overturning cam to rotate together under the driving of external force. The invention provides the chain knitting machine which is convenient to operate, compact in structure, accurate in positioning, long in service life and reliable in operation, and meanwhile, the chain knitting machine can be manually or externally connected with power, so that the problems of complex structure, low processing quality, short service life and the like of the conventional chain knitting machine are solved.)

1. The utility model provides an automatic decoration chain chaining machine, includes the frame, characterized by: the upper end face of a support plate in the rack is provided with a power input mechanism, a feeding mechanism, a pressing and cutting mechanism and a manipulator mechanism, a conical gear and a feeding cam in the feeding mechanism, a cutting knife cam and a top body cam in the pressing and cutting mechanism, a manipulator lifting cam, a manipulator tensioning cam, a front and rear manipulator cam and a manipulator overturning cam in the manipulator mechanism are mounted on a main shaft in the power input mechanism, and the main shaft drives the conical gear, the feeding cam, the cutting knife cam, the top body cam, the manipulator lifting cam, the manipulator tensioning cam, the front and rear manipulator cam and the manipulator overturning cam to rotate together under the driving of external force.

2. An automated decorative chain braider according to claim 1, wherein: the power input mechanism comprises a hand wheel, a main shaft and a belt pulley, bearings are arranged in bearing mounting holes in two bearing blocks and bearing seats which are arranged on the upper end face of the support plate, the ends of the two sides of the main shaft are respectively installed between the two bearing blocks after being matched with the bearing holes corresponding to the bearings in an inserting mode, the belt pulley is arranged on the end of one side of the main shaft, the hand wheel is installed on the end of the other side of the main shaft, and the two bearing seats are located between the hand wheel and the belt pulley.

3. An automated decorative chain braider according to claim 1, wherein: the feeding mechanism is characterized in that a bevel gear in the feeding mechanism transmits power to a gear cam through a bevel gear shaft under the driving of a main shaft, a feeding outer shaft is arranged on a feeding frame in the feeding mechanism, a ratchet gear is arranged on the feeding outer shaft, a rack is arranged on the feeding frame, the rack is meshed with the ratchet gear, one end of a rack connecting rod is connected with one end of the rack in a pin mode through a pin shaft, and the other end of the rack connecting rod is connected with a protruding portion of the gear cam in a pin mode through a pin shaft; the steel wire is installed into the feeding outer shaft through an inlet preset in the feeding frame, the feeding outer shaft rotates along with the rotation of the ratchet gear, and the steel wire on the feeding outer shaft is changed into a spiral steel wire strip under the rotary extrusion of the feeding inner shaft; the feeding cam and the roller III also rotate along with the main shaft, the push rod over the roller III transmits power to the feeding shaft propelling block, then the feeding shaft propelling block propels the feeding frame inwards to enable the steel wire strips which are fed by the feeding inner shaft and the feeding outer shaft to realize spiral processing to be conveyed to a cutting station in the pressing and cutting mechanism to be subjected to next step of cutting processing, and the feeding block can control the feeding frame to reciprocate once when the main shaft rotates for one circle.

4. An automated decorative chain braider according to claim 1, wherein: the cutting cam and the roller II in the pressing and cutting mechanism are driven by the main shaft to rotate, the cutting cam pushes the roller II and the tool rest push rod to move forwards together, the cutting knife cam pushes the rotating tool rest through the tool rest push rod so that the lower blade on the rotating tool rest is folded with the upper blade arranged on the sliding block frame, and the folded lower blade and the upper blade can cut off the steel wire which is processed spirally; meanwhile, a top body cam in the pressing and cutting mechanism is driven by the main shaft to rotate, and the top body cam pushes the roller and the thrust shaft end cover to move forwards together, so that a sliding block arranged on the thrust shaft end cover flattens the cut spiral steel wire forwards.

5. An automated decorative chain braider according to claim 1, wherein: the mechanical arm front and rear cams, the mechanical arm tensioning cam, the mechanical arm overturning cam and the mechanical arm lifting cam in the mechanical arm mechanism are driven by the main shaft to rotate, firstly, the mechanical arm front and rear cams push the mechanical arm to move forwards through a connecting block, then, the mechanical arm tensioning cam drives a mechanical arm outer shaft to move forwards and backwards through a roller III and a mechanical arm front and rear pushing hand, so that the mechanical arm right and the mechanical arm left clamp the spiral steel wires, and then, the mechanical arm overturning cam overturns the spiral steel wires clamped by the mechanical arm right and the mechanical arm left through a crank connecting rod and a pushing rod; and then the manipulator lifting cam lifts the whole manipulator through the manipulator up-down push rod, so that the processed steel wire circular ring can be woven with the decorative chain which is knitted before.

Technical Field

The invention relates to the field of decorative chain production equipment, in particular to an automatic decorative chain braiding machine.

Background

Compared with other domestic machine manufacturing industries, the chain industry in China starts late, and the technical level falls relatively. The production capacity of the early chain industry is only more than 200 kilometers, the products are more than 10 varieties and more than 140 specifications, the manufacturing technology is quite laggard, and the level laggard behind the chain manufacturing level is the level of chain production equipment. The chain manufacturing level is greatly improved compared with the prior art after the development process of nearly 30 years. Nowadays, the decorative chain has a large consumer market in China, more and more products of the decorative chain enter the visual field of people, but the manufacturing process of the decorative chain is not known to be more precise compared with the traditional chain manufacturing process. It is difficult for existing manufacturing equipment to meet existing requirements.

The manufacturing technology of the decorative chain is the core part of the manufacturing industry of the decorative chain, the core of the manufacturing technology of the decorative chain is the technological level of manufacturing the decorative chain, the manufacturing technology level of the decorative chain depends on the advanced level of a decorative chain braiding machine to a great extent, and the technical level of technological equipment directly influences the production efficiency of decorative chain manufacturing enterprises and the quality level of products. At present, domestic decorative chain production enterprises rely too much on manual automation level to be low. Therefore, the chain knitting machine for producing the automatic decorative chain is provided aiming at the problems, the production efficiency of the special machine is high, the technical process is more reasonable, the functions are more complete, and the manufacturing technology of the medium and small-sized conventional decorative chain is greatly improved.

Disclosure of Invention

In order to solve the technical problems, the invention aims to provide an automatic decorative chain braiding machine which has a simple structure, can automatically produce a decorative chain, has good stability, accurate cutting and positioning and long service life, and aims to solve the defects that the existing decorative chain braiding machine has a complex main body structure and is poor in chain processing quality and short in service life.

In order to achieve the purpose, the automatic decoration chain chaining machine comprises a rack, wherein a power input mechanism, a feeding mechanism, a pressing and cutting mechanism and a manipulator mechanism are arranged on the upper end face of a support plate in the rack, a conical gear and a feeding cam in the feeding mechanism, a cutting knife cam and a top body cam in the pressing and cutting mechanism, a manipulator lifting cam, a manipulator tensioning cam, a manipulator front and rear cam and a manipulator overturning cam in the manipulator mechanism are arranged on a main shaft in the power input mechanism, and the main shaft drives the conical gear, the feeding cam, the cutting knife cam, the top body cam, the manipulator lifting cam, the manipulator tensioning cam, the manipulator front and rear cam and the manipulator overturning cam to rotate together under the driving of external force.

The power input mechanism comprises a hand wheel, a main shaft and a belt pulley, bearings are arranged in bearing mounting holes in two bearing blocks and bearing seats which are arranged on the upper end face of the support plate, the ends of the two sides of the main shaft are respectively installed between the two bearing blocks after being matched with the bearing holes corresponding to the bearings in an inserting mode, the belt pulley is arranged on the end of one side of the main shaft, the hand wheel is installed on the end of the other side of the main shaft, and the two bearing seats are located between the hand wheel and the belt pulley.

The feeding mechanism is characterized in that a bevel gear in the feeding mechanism transmits power to a gear cam through a bevel gear shaft under the driving of a main shaft, a feeding outer shaft is arranged on a feeding frame in the feeding mechanism, a ratchet gear is arranged on the feeding outer shaft, a rack is arranged on the feeding frame, the rack is meshed with the ratchet gear, one end of a rack connecting rod is connected with one end of the rack in a pin mode through a pin shaft, and the other end of the rack connecting rod is connected with a protruding portion of the gear cam in a pin mode through a pin shaft; the steel wire is installed into the feeding outer shaft through an inlet preset in the feeding frame, the feeding outer shaft rotates along with the rotation of the ratchet gear, and the steel wire on the feeding outer shaft is changed into a spiral steel wire strip under the rotary extrusion of the feeding inner shaft; the feeding cam and the roller III also rotate along with the main shaft, the push rod over the roller III transmits power to the feeding shaft propelling block, then the feeding shaft propelling block propels the feeding frame inwards to enable the steel wire strips which are fed by the feeding inner shaft and the feeding outer shaft to realize spiral processing to be conveyed to a cutting station in the pressing and cutting mechanism to be subjected to next step of cutting processing, and the feeding block can control the feeding frame to reciprocate once when the main shaft rotates for one circle.

The cutting cam and the roller II in the pressing and cutting mechanism are driven by the main shaft to rotate, the cutting cam pushes the roller II and the tool rest push rod to move forwards together, the cutting knife cam pushes the rotating tool rest through the tool rest push rod so that the lower blade on the rotating tool rest is folded with the upper blade arranged on the sliding block frame, and the folded lower blade and the upper blade can cut off the steel wire which is processed spirally; meanwhile, a top body cam in the pressing and cutting mechanism is driven by the main shaft to rotate, and the top body cam pushes the roller and the thrust shaft end cover to move forwards together, so that a sliding block arranged on the thrust shaft end cover flattens the cut spiral steel wire forwards.

The mechanical arm front and rear cams, the mechanical arm tensioning cam, the mechanical arm overturning cam and the mechanical arm lifting cam in the mechanical arm mechanism are driven by the main shaft to rotate, firstly, the mechanical arm front and rear cams push the mechanical arm to move forwards through a connecting block, then, the mechanical arm tensioning cam drives a mechanical arm outer shaft to move forwards and backwards through a roller III and a mechanical arm front and rear pushing hand, so that the mechanical arm right and the mechanical arm left clamp the spiral steel wires, and then, the mechanical arm overturning cam overturns the spiral steel wires clamped by the mechanical arm right and the mechanical arm left through a crank connecting rod and a pushing rod; and then the manipulator lifting cam lifts the whole manipulator through the manipulator up-down push rod, so that the processed steel wire circular ring can be woven with the decorative chain which is knitted before.

Compared with the prior art, the invention has the beneficial effects that: the automatic decorative chain braiding machine adopts two power input modes of manual control and external motor power control, can be manually manufactured and can also be fully automatically manufactured by a motor, and the adaptability and the efficiency of the chain braiding machine are improved; secondly, a main shaft of the automatic decorative chain braiding machine ingeniously drives four rollers to rotate so as to realize automatic chain braiding operation of steel wire raw materials, and accurate positioning of the chain braiding raw materials is realized through a feeding frame and a rotating tool rest in the automatic chain braiding process; thirdly, the automatic decorative chain braiding machine adopts the combination of the power input mechanism, the feeding mechanism, the pressing and cutting mechanism and the manipulator mechanism, can realize the automatic chain braiding of the decorative chain, and has more compact integral structure, reliable operation and convenient operation compared with the traditional chain braiding machine; fourthly, the manipulator in the automatic decorative chain chaining machine has good stability and high grabbing precision, so that the processing is safe, and the quality of the processed product is stable.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.

FIG. 1 is a schematic perspective view of a chain braider for decorative chain according to the present invention.

FIG. 2 is a schematic view of the structure of the feeding mechanism of the present invention.

FIG. 3 is a schematic view of the pressing and cutting mechanism of the present invention.

Fig. 4 is a schematic structural view of a manipulator mechanism according to the present invention.

In the figure: 1. a bevel gear, 2, a bevel gear shaft, 3, a rack cam, 4, a rack connecting rod, 5, a rack, 6, a feeding shaft propelling block, 7, a feeding inner shaft, 8, a feeding frame, 9, a feeding outer shaft, 10, a ratchet gear, 11, a long push rod, 12, a roller three, 13, a feeding cam, 20, a cutting knife cam, 21, a shaft sleeve, 22, a roller two, 23, a knife rest push rod, 24, a rotating knife rest, 25, a slider frame, 26, a lower blade, 27, an upper blade, 28, a slider, 29, a hexagon bolt, 30, a roller one, 31, a thrust shaft end cover, 32, a top body cam, 40, a manipulator lifting cam, 41, a manipulator tensioning cam, 42, a manipulator front and back pushing hand, 43, a roller four, 44, a manipulator upper and lower push rod, 45, a manipulator right, 46, a manipulator left, 47, a manipulator clamping cover plate, 48, a manipulator outer shaft, 49, and a manipulator front and back scratching buckle, 50. the manipulator mechanism comprises a manipulator spindle 51, a manipulator shaft 52, a manipulator frame 53, a connecting block 54, a manipulator front and rear push rod 55, a crankshaft connecting rod 56, a push rod I, a push rod 57, a manipulator front and rear cam 58, a manipulator overturning cam 60, a support plate 61, a support 70, a hand wheel 71, a spindle 72 and a belt pulley.

Detailed Description

To make the objects, features and advantages of the present invention more apparent and understandable, embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Referring to fig. 1, and as shown in fig. 2, 3 and 4, the present invention provides an automatic decorative chain braiding machine, which includes a frame, wherein a power input mechanism, a feeding mechanism, a pressing and cutting mechanism and a manipulator mechanism are disposed on an upper end surface of a support plate in the frame, a conical gear and a feeding cam in the feeding mechanism, a cutting knife cam and a top body cam in the pressing and cutting mechanism, a manipulator lifting cam, a manipulator tensioning cam, a manipulator front and back cam and a manipulator overturning cam in the manipulator mechanism are mounted on a main shaft in the power input mechanism, and the main shaft drives the conical gear 1, the feeding cam 13, the cutting knife cam 20, the top body cam 32, the manipulator lifting cam 40, the manipulator tensioning cam 41, the manipulator front and back cam 57 and the manipulator overturning cam 58 to rotate together under the driving of an external force.

The rack comprises a support plate 60 and four supports 61, a power input mechanism, a feeding mechanism, a pressing and cutting mechanism and a manipulator mechanism are respectively and compactly fixed above the support plate 60, in order to realize compact arrangement, the support plate 60 is divided into four areas which respectively correspond to the power input mechanism, the feeding mechanism, the pressing and cutting mechanism and the manipulator mechanism, and a fixing device is designed on the support plate 60 to install the four mechanisms by means of high and low fluctuation, the power input mechanism is placed on the support plate 60 with the visual angle shown in figure 1, the feeding mechanism is arranged below the support plate, the pressing and cutting mechanism is arranged in the left area of the middle part, and the manipulator mechanism is arranged in the right area of the middle part. Because the power input mechanism comprises the hand wheel 70, the main shaft 71 and the belt pulley 72, the power input mechanism can be used for manually and actively operating the hand wheel 70 to drive the main shaft 71 and can also be connected with an external driving motor to drive the main shaft 71 through the belt pulley 72, thereby realizing the automatic chaining of the decorative chain chaining machine. The power input mechanism comprises a hand wheel, a main shaft and a belt pulley, bearings are arranged in bearing mounting holes in two bearing blocks and bearing seats which are arranged on the upper end face of the support plate, the ends of the two sides of the main shaft are respectively installed between the two bearing blocks after being matched with the bearing holes corresponding to the bearings in an inserting mode, the belt pulley is arranged on the end of one side of the main shaft, the hand wheel is installed on the end of the other side of the main shaft, and the two bearing seats are located between the hand wheel and the belt pulley.

As shown in fig. 2, which is a schematic structural diagram of the feeding mechanism of the present invention, the whole feeding mechanism is composed of a bevel gear 1, a bevel gear shaft 2, a rack cam 3, a rack connecting rod 4, a rack 5, a feeding shaft pushing block 6, a feeding inner shaft 7, a feeding frame 8, a feeding outer shaft 9, a ratchet gear 10, a long push rod 11, three rollers 12, and a feeding cam 13, the bevel gear in the feeding mechanism is driven by a main shaft to transmit power to the gear cam through the bevel gear shaft, the feeding frame in the feeding mechanism is provided with the feeding outer shaft, the ratchet gear is installed on the feeding outer shaft, the rack is arranged on the feeding frame, the rack is meshed with the ratchet gear, one end of the rack connecting rod is pin-connected with one end of the rack through a pin, and the other end of the rack is pin-connected with a protruding portion of the gear cam through a pin; the steel wire is installed into the feeding outer shaft through an inlet preset in the feeding frame, the feeding outer shaft also rotates along with the rotation of the ratchet gear, the steel wire on the feeding outer shaft is changed into a spiral steel wire strip under the rotary extrusion of the feeding inner shaft, the steel wire is fed through the feeding inner shaft and the feeding outer shaft to realize spiral treatment, namely the spiral steel wire strip is formed by adopting the prior art, and therefore details are not repeated herein; the feeding cam and the roller III also rotate along with the main shaft, the push rod over the roller III transmits power to the feeding shaft propelling block, then the feeding shaft propelling block propels the feeding frame inwards to enable the steel wire strips which are fed by the feeding inner shaft and the feeding outer shaft to realize spiral processing to be conveyed to a cutting station in the pressing and cutting mechanism to be subjected to next step of cutting processing, and the feeding block can control the feeding frame to reciprocate once when the main shaft rotates for one circle.

Namely, the rotating bevel gear 1 transmits power to the gear cam 3 from the bevel gear shaft 2, the rack 5 transmits power to the rack 5 from the rack cam by using the rack connecting rod 4 and two pin shafts, the rack 5 is arranged on the feeding frame 8 and the rack 5 is meshed with the ratchet gear 10, and the steel wire on the feeding outer shaft is continuously fed inwards along with the rotation of the ratchet gear 10; the main shaft 71 drives the feeding cam 13 to rotate, power is transmitted to the feeding shaft propelling block 6 by the aid of the rollers three 12 and the long push rod 11, and the feeding frame 8 is propelled inwards by the feeding shaft propelling block 6 every time the main shaft 71 rotates one circle, so that the fed spiral processing steel wire can be cut into sections in the next step.

The feeding mechanism can be further divided into a conical gear transmission unit, a rack cam control unit and a feeding cam control unit; the bevel gear transmission unit comprises two bevel gears which are meshed with each other, wherein one bevel gear is fixed on a main shaft between the hand wheel and the belt pulley, and the other bevel gear drives the bevel gear shaft to perform transmission; the rack cam control unit comprises a rack connecting rod, a feeding inner shaft, a feeding outer shaft and a ratchet gear; the feeding cam control unit comprises a roller III controlled by the feeding cam and a long push rod driven by the roller III.

As shown in fig. 3, which is a schematic structural diagram of the compressing and cutting mechanism, the whole compressing and cutting mechanism is composed of a cutting knife cam 20, a shaft sleeve 21, a second roller 22, a knife rest push rod 23, a rotating knife rest 24, a slider frame 25, a lower blade 26, an upper blade 27, a slider 28, a hexagon bolt 29, a first roller 30, a thrust shaft end cover 31 and a top body cam 32, the cutting cam and the second roller in the compressing and cutting mechanism rotate under the drive of a main shaft, the cutting cam pushes the second roller and the knife rest push rod to move forward together, the cutting knife cam pushes the rotating knife rest through the knife rest push rod to enable the lower blade on the rotating knife rest to be folded with the upper blade mounted on the slider frame, the folded lower blade and the upper blade can cut off the steel wire which is processed spirally, namely, the height fluctuation formed when the cutting knife cam rotates pushes the knife rest push the knife rest, so that the rotating knife rest drives the lower blade to move up and down, the lower blade moving up and down is matched with the upper blade to carry out cutting motion on the steel wire; meanwhile, a top body cam in the pressing and cutting mechanism is driven by the main shaft to rotate, the top body cam pushes the roller and the thrust shaft end cover to move forwards together, so that a sliding block arranged on the thrust shaft end cover flattens the cut spiral steel wire forwards, and the main shaft rotates to drive the top body cam to flatten the cut steel wire at a specific frequency.

Namely, the main shaft 71 drives the cutting cam 20 and the roller II to move, the rotating tool rest 24 utilizes the tool rest push rod 23 to transmit the power of the cutting cam 20, and each time the main shaft 71 rotates one circle, the lower blade 26 arranged on the rotating tool rest 24 slightly forwards and the upper blade 27 arranged on the sliding block frame 25 together cut off the spirally processed steel wire; meanwhile, the spindle 71 also drives the top body cam 32 to rotate, the top body cam 32 pushes the roller 30 and the thrust shaft end cover 31 to move forward, the slide block 28 mounted on the thrust shaft end cover 31 flattens the cut spiral steel wire forward, and the flattened spiral steel wire is subjected to the next operation by the manipulator.

As shown in fig. 4, which is a schematic structural diagram of a manipulator mechanism, the whole manipulator mechanism is composed of a manipulator lifting cam 40, a manipulator tensioning cam 41, a manipulator front and back pushing hand 42, a roller four 43, a manipulator up and down push rod 44, a manipulator right 45, a manipulator left 46, a manipulator clamping cover plate 47, a manipulator outer shaft 48, a manipulator front and back button 49, a manipulator main shaft 50, a manipulator shaft 51, a manipulator frame 52, a connecting block 53, a manipulator front and back push rod 54, a crankshaft connecting rod 55, a push rod one 56, a manipulator front and back cam 57 and a manipulator overturning cam 58, the manipulator front and back cam, the manipulator tensioning cam, the manipulator overturning cam and the manipulator lifting cam in the manipulator mechanism are driven by the main shaft to rotate, firstly, the manipulator front and back cam pushes the manipulator to move forwards through the connecting block, and then the manipulator tensioning cam drives the manipulator outer shaft to move forwards and backwards through the roller three and the manipulator front and back pushing hand, clamping the spiral steel wires by the right manipulator and the left manipulator, and then overturning the spiral steel wires clamped by the right manipulator and the left manipulator by the manipulator overturning cam through the crank connecting rod and the push rod; and then the manipulator lifting cam lifts the whole manipulator through the manipulator up-down push rod, so that the processed steel wire circular ring can be woven with the decorative chain which is knitted before. The manipulator lifting can carry out final knitting operation on the processed steel wire, the processed steel wire circular ring can carry out knitting operation with the decorative chain which is knitted before, and all the process steps are repeated continuously, so that the automatic production of the decorative chain knitting machine is realized.

Namely, the spindle 71 drives the front and rear manipulator cams 57, the tensioning manipulator cam 41, the overturning manipulator cam 57 and the lifting manipulator cam 40 to rotate, and because the four cams are different in installation position, the front and rear manipulator cams 57 drive the connecting block 53 in sequence, and the bolts at the front end of the connecting block 53 push the manipulator to move forwards; the manipulator tensioning cam 41 moves the manipulator outer shaft 48 back and forth through the three rollers 43 and the manipulator forward and backward pushing hand 42 so that the right manipulator 45 and the left manipulator 46 clamp the spiral steel wire; the manipulator overturning cam 57 overturns the manipulator by utilizing the crank connecting rod 55 and the push rod I56 so as to overturn the spiral steel wire; the manipulator lifting cam 40 lifts the whole manipulator up through a manipulator up-down push rod 44; the rising and falling of the four cams is a weaving process of the mechanical arm.

The manipulator mechanism can be subdivided into a manipulator tensioning and lifting unit and a manipulator front and rear control unit; the manipulator tensioning lifting control unit comprises a manipulator upgrading cam and a manipulator tensioning cam which are fixed on a main shaft between a hand wheel and a belt pulley, wherein the manipulator lifting cam is connected with an outer shaft of the manipulator by utilizing an upper push rod manipulator and a lower push rod manipulator so as to control the lifting and the lowering of the manipulator; the front and rear control unit of the manipulator comprises a front and rear cam of the manipulator, a turnover cam of the manipulator and a front and rear push rod of the manipulator, wherein the front and rear cam of the manipulator is connected with the front and rear push rod of the manipulator and pushes the main body part of the manipulator to move the manipulator back and forth by using bolts arranged at one section of the front and rear push rod of the manipulator.

In order to realize automatic chaining, a chaining machine sequentially carries out processes such as spiral processing, clamping, cutting, flattening, overturning, weaving and the like on metal wires (steel wires or copper wires), the installation positions of cams (a feeding cam 13, a manipulator tensioning cam 41, a cutting knife cam 20, a manipulator front and rear cam 57, a top body cam 32, a manipulator overturning cam 58 and a manipulator lifting cam 40) on a main shaft are inconsistent, and the cams play an effective role in the process of one rotation of the main shaft and are in a front-back sequence, wherein the sequence is as follows: the feeding cam 13, the manipulator tensioning cam 41, the cutting knife cam 20, the manipulator front and rear cams 57, the top body cam 32, the manipulator overturning cam 58 and the manipulator lifting cam 40 sequentially and effectively act, the cams work circularly once every circle of the main shaft rotation, and the chain is additionally woven into one steel wire circular ring when the main shaft completes every circle of the main shaft rotation.

It should be understood that the above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, so that the equivalent changes and modifications made in the light of the above disclosure and the appended claims are all within the scope of the present invention.