CN110666189B

CN110666189B - Full-automatic pattern turning machine for phoenix tail chain

Info

Publication number: CN110666189B
Application number: CN201910913320.9A
Authority: CN
Inventors: 李玮玮; 吴玺; 聂玉龙
Original assignee: Fuda Jewelry Shenzhen Co ltd
Current assignee: Fuda Jewelry Shenzhen Co ltd
Priority date: 2019-09-25
Filing date: 2019-09-25
Publication date: 2020-11-10
Anticipated expiration: 2039-09-25
Also published as: CN110666189A

Abstract

The invention relates to a full-automatic embroidery machine with a phoenix tail chain, which relates to the technical field of embroidery machines and comprises a machine body, a transmission device arranged on the machine body, a positioning device arranged on the machine body, an embroidery device arranged on the machine body and a trigger device arranged on the machine body, wherein the transmission device comprises a feeding wheel which is rotatably arranged on the machine body and is positioned at one side of the embroidery device, a material receiving wheel which is rotatably arranged on the machine body and is positioned at the other side of the embroidery device, a material conveying wheel which is rotatably arranged on the machine body and a driving motor arranged on the machine body, an output shaft of the driving motor is coaxially fixed with the material conveying wheel to drive the material conveying wheel to rotate, at least two material conveying wheels are symmetrically distributed at two sides of the chain, and an elastic ring which is in. The invention has the effect of improving the processing efficiency of the phoenix tail chain.

Description

Full-automatic pattern turning machine for phoenix tail chain

Technical Field

The invention relates to the technical field of pattern lathing machines, in particular to a full-automatic pattern lathing machine with a phoenix tail chain.

Background

At present, the jewelry has a plurality of belt-shaped noble metal decorating belt raw materials, patterns need to be cut on the surface of the decorating belt raw materials after the jewelry is produced so as to facilitate the subsequent fine processing, and the cutting work needs to be finished by a lathing machine.

In the traditional pattern turning process, a cutter seat of a pattern turning machine is manually controlled, and the pattern turning work of the decorative tape is finished by driving the cutter seat to be close to or far away from a cutter of the pattern turning machine.

The above prior art solutions have the following drawbacks: manually controlling the tool holder requires multiple calibrations by the operator to maintain the accuracy, and thus the machining efficiency is low.

Disclosure of Invention

The invention aims to provide a full-automatic pattern turning machine for a phoenix tail chain, which can improve the processing efficiency of the phoenix tail chain.

The above object of the present invention is achieved by the following technical solutions:

the full-automatic embroidery machine for the phoenix tail chain comprises a machine body, a transmission device arranged on the machine body and used for transmitting chains, a positioning device arranged on the machine body and used for positioning the chains, an embroidery device arranged on the machine body and used for carrying out embroidery processing on the chains to imprint patterns, and a trigger device arranged on the machine body, wherein the trigger device is electrically connected with the embroidery device to start the embroidery device when the chains pass through, the transmission device comprises a feeding wheel rotatably arranged on one side of the embroidery device on the machine body, a material receiving wheel rotatably arranged on the other side of the embroidery device on the machine body, a material conveying wheel rotatably arranged on the machine body and a driving motor arranged on the machine body, the output shaft of the driving motor is coaxially fixed with the material conveying wheel to drive the material conveying wheel to rotate, at least two material conveying wheels are symmetrically distributed on two sides of the chain, the conveying wheel is fixedly sleeved with an elastic ring which is in rolling connection with the chain to drive the chain to be conveyed into the pattern turning device.

Through adopting above-mentioned technical scheme, the delivery wheel is used for seeing off the chain of treating processing, driving motor drives the defeated material wheel and rotates, the elastic ring that the cover was established on the defeated material wheel supports tight chain, thereby drive the chain through frictional force and transmit forward, positioner fixes a position the chain, the car flower device starts when the chain reachs trigger device, and the decorative pattern is carved on the chain, the good chain of processing is stored to the defeated material wheel at last, thereby accomplish the car flower process of chain, the carving of chain lasts during, thereby improve the machining efficiency of phoenix tail chain.

The invention is further configured to: the conveying wheel is located between the feeding wheel and the flower turning device, the triggering device comprises an infrared sensor arranged on the machine body and located on one side of the conveying wheel and a controller arranged on the machine body and electrically connected with the infrared sensor to receive an electric signal, the controller is electrically connected with the flower turning device to control starting and stopping of the flower turning device, the infrared sensor is triggered when a chain is transmitted, so that the controller triggers, and the controller controls the flower turning device to start.

By adopting the technical scheme, when the infrared detector detects that the chain passes through, the embroidery device is started and the transmitted chain is engraved, so that the workload of operators is reduced, and the working efficiency is improved.

The invention is further configured to: trigger device is still including setting up the gleitbretter on the organism and sliding the sliding sleeve of being connected with infrared sensor that sets up on the gleitbretter, set up the bar hole that supplies the sliding sleeve to slide along chain transmission direction's vertical direction on the gleitbretter, it is equipped with the annular to surround to open on the sliding sleeve side wall, the inner wall of annular and the inner wall butt in bar hole, just threaded sleeve is equipped with the nut on the annular inner wall, support tight gleitbretter when the nut rotates.

By adopting the technical scheme, when the width of the chain processed by the turning machine is changed, the infrared sensor is enabled to be opposite to the middle part of the chain in the width direction by sliding the infrared sensor along the strip-shaped hole, so that the condition that the chain is disturbed and swings to be separated from the detection range of the infrared sensor to cause misjudgment is avoided, the infrared sensor is prevented from misjudgment to cause halt, and the processing efficiency is improved; when the screw cap rotates, the inner wall of the annular groove driving the sliding sleeve is tightly abutted to the sliding sheet, so that the infrared sensor is locked, and the phenomenon that the infrared sensor is loosened and error is reported is avoided.

The invention is further configured to: the car flower device sets up the blade disc on the organism, sets up in the blade of the eccentric department of blade disc and sets up the step motor on the organism including rotating, the surface parallel of inscription is treated with the chain to the blade disc, step motor's output shaft and blade disc coaxial fixation rotate in order to drive the blade disc, the blade disc rotates two arc nicks of blade at the chain surface inscription when a week.

Through adopting above-mentioned technical scheme, when step motor drove the cutter head and rotate, the moving path of blade is the arc, leaves twice curved nicks on the chain when the blade was drawn the chain, forms criss-cross decorative pattern on the chain when the blade rotates once more and is drawn the chain to realize the car flower operation.

The invention is further configured to: the cutter head is circular, be provided with the balancing piece on the cutter head and balancing piece along the radial symmetric distribution in the opposite side of blade of cutter head, the balancing piece is unanimous with the weight of blade and the bottom of balancing piece is higher than the top surface of chain.

By adopting the technical scheme, the weight of the balance block is consistent with that of the blade, so that the weights of the two sides of the cutter head are balanced, the gravity center of the cutter head is coincided with the rotation axis of the cutter head, the swing of the cutter head is reduced, the condition that the blade sags and the like is avoided, the precision of the depth of the nick on the chain is reduced, and the quality of the lathing is improved.

The invention is further configured to: the timing device is characterized in that a timing assembly is arranged on the machine body and comprises a timing piece arranged on the machine body and used for outputting square wave signals and a control piece electrically connected with the timing piece and used for receiving the square wave signals, the control piece is electrically connected with a stepping motor to control the stepping motor to start and stop, and the stepping motor rotates for a circle when being started every time.

By adopting the technical scheme, when the timing part operates, the square wave signal is output, the control part receives the square wave signal and controls the stepping motor to start and stop at fixed time, the stepping motor rotates for a circle when being started every time, so that two notches are engraved on the same chain, when the stepping motor stops, the chain is transmitted to the next to-be-engraved position, when the stepping motor is restarted, the notches are engraved on the chain again, and crossed patterns are formed on the chain, so that the engraving operation is realized.

The invention is further configured to: the timing piece includes first 555 timer, the control piece includes first relay KM1, 1 end, 2 end ground connection of first 555 timer, its 5 serve the electricity to be connected with ground capacitance, ground capacitance's other end ground connection, its 4 ends, 8 end electricity connection are in VCC end, it is connected with first resistance between 4 ends and the 6 end electricity, its 6 end electricity is connected with the second resistance, the second resistance other end ground connection, 3 end electricity of first 555 timer are connected in first relay KM 1's coil one end, the other end ground connection of first relay KM 1's coil, its normally open contact KM1-1 is established ties in step motor's power supply loop.

By adopting the technical scheme, the 3 end of the first 555 timer outputs a square wave signal after being started, so that the cutter head is controlled to rotate for a circle and then stops for a period of time, the chain reaches the next part to be engraved during the period, and then the cutter head continues to rotate, so that crossed patterns are engraved on the chain, and the continuous engraving of the chain is realized.

The invention is further configured to: the second resistor is an adjustable resistor.

By adopting the technical scheme, the resistance value of the second resistor can be adjusted, so that the voltage of the connection point of the second resistor and the first resistor can be adjusted, the level input from the 6 end can be adjusted, the duty ratio of the square wave signal output from the 3 end of the first 555 timer can be adjusted, the stop time of the stepping motor can be adjusted, and the density of patterns on the chain can be adjusted.

The invention is further configured to: the machine body is provided with a control component which is electrically connected with the timing component to control the start and stop of the timing component, when the blade idles, the control assembly controls the timing assembly to stop running and stop the stepping motor, the control assembly comprises a pressure sensitive resistor arranged on one side of the cutter head, which is abutted against the blade, a third resistor electrically connected with the pressure sensitive resistor, an NPN type triode with an emitting electrode grounded and a second 555 timer, one end of the pressure sensitive resistor is grounded, one end of the third resistor is connected with a VCC end, the base electrode of the NPN type triode is connected with the connection point of the third resistor and the pressure sensitive resistor, the collector of the second 555 timer is connected with the 2 end of the second 555 timer, the second 555 timer is started, the 3 end outputs a control signal after a set time period, and when the timing assembly receives the control signal, the timing assembly stops running, and the period from the start to the high level output of the second 555 timer is longer than the time of one rotation of the cutter head.

By adopting the technical scheme, the third resistor and the pressure sensitive resistor form a voltage division circuit, when the blade does not cut the chain, the pressure borne by the pressure sensitive resistor is small, the resistance value of the pressure sensitive resistor is large, the input of the base electrode of the NPN type triode is high level at the moment, the NPN type triode is conducted, and the 2 end of the second 555 timer is enabled to input low level to start; because the period from the start to the output of the high level of the second 555 timer is longer than the time of one rotation of the cutter head, if the cutter head still does not cut the chain after one rotation, the end 3 of the 555 timer outputs a control signal after the set time, so that the timing assembly stops running, the stepping motor stops running, and an operator is prompted to adjust the chain or the cutter head to cut the chain by the cutter head, thereby reducing the defective rate; when the blade abuts against the chain, the blade abuts against the cutter head to increase the pressure borne by the pressure sensitive resistor, the resistance of the pressure sensitive resistor is reduced due to the increase of the pressure, the partial pressure of the third resistor is increased, the input of the base electrode of the NPN type triode is converted from a high level signal to a low level signal and is disconnected, the end 2 of the second 555 timer is disconnected with the ground, the 555 timer is closed for timing, the timer is switched off before the 555 timer outputs a high level signal, therefore, the timing assembly normally operates, and the timing of the 555 timer is repeatedly stopped due to the fact that the blade is contacted with the chain twice every time the cutter head rotates one circle, and therefore the timing assembly continuously operates.

The invention is further configured to: the control assembly also comprises a second relay KM2, wherein one end of a coil of the second relay KM2 is electrically connected to the 3 end of the second 555 timer for receiving a control signal, the other end of the coil is grounded, and a normally closed contact KM2-1 is electrically connected between the 2 end of the first 555 timer and the ground.

By adopting the technical scheme, when the cutter head still does not cut the chain after running for one circle, the second 555 timer reaches the set time, the 3 end outputs a high level signal, the second relay KM2 is powered on, and the normally closed contact KM2-1 of the second relay KM2 is switched off after the second relay KM2 is powered on, so that the first 555 timer is closed, the timing assembly stops running, the stepping motor stops running, and an operator is prompted to adjust the chain or the cutter head to cut the chain by the blade, so that the defective rate is reduced.

In conclusion, the beneficial technical effects of the invention are as follows:

1. the feeding wheel is used for feeding out a chain to be processed, the driving motor drives the conveying wheel to rotate, the elastic ring sleeved on the conveying wheel abuts against the chain, the chain is driven to be conveyed forwards through friction force, the positioning device positions the chain, the pattern turning device is started when the chain reaches the trigger device, patterns are engraved on the chain, and finally the conveying wheel stores the processed chain, so that the pattern turning process of the chain is completed, the engraving of the chain is continuously performed in the period, and the processing efficiency of the phoenix tail chain is improved;

2. when the infrared detector detects that a chain passes through the chain turning device, the chain turning device is started and the transmitted chain is scribed, and when the width of the chain processed by the chain turning machine changes, the infrared sensor is slid along the strip-shaped hole to enable the infrared sensor to be opposite to the middle of the chain in the width direction, so that the situation that the chain is disturbed and swings to be separated from the detection range of the infrared sensor to cause misjudgment is avoided, the infrared sensor is prevented from misjudgment to cause machine halt, and the processing efficiency is improved;

3. when the timing part operates, the square wave signal is output, the control part receives the square wave signal and controls the stepping motor to start and stop at fixed time, the stepping motor rotates for a circle when being started each time, two nicks are engraved on the same chain, when the stepping motor stops, the chain is transmitted to the next place to be engraved, when the stepping motor is restarted, the nicks are engraved on the chain again, and crossed patterns are formed on the chain, so that the pattern engraving operation is realized.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged partial schematic view of portion A of FIG. 1;

FIG. 3 is a schematic view of a portion of the present invention, showing primarily the cutter head;

FIG. 4 is a partial circuit schematic of the present invention showing primarily timing components;

FIG. 5 is a functional block diagram of the present invention;

fig. 6 is a partial circuit schematic of the present invention, showing primarily the control components.

Reference numerals: 1. a body; 2. a transmission device; 21. a feed wheel; 22. a material receiving wheel; 23. a material conveying wheel; 231. an elastic ring; 24. a drive motor; 3. a positioning device; 31. a base; 32. a screw; 4. a flower turning device; 41. a cutter head; 42. a counterbalance; 43. a blade; 44. a stepping motor; 5. a trigger device; 51. an infrared sensor; 52. sliding blades; 521. a strip-shaped hole; 53. a sliding sleeve; 531. a ring groove; 54. a nut; 55. a controller; 6. a timing component; 61. a timing member; 62. a control member; 7. a control component; RT, pressure sensitive resistor.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, the full-automatic flower turning machine for the phoenix tail chain disclosed by the invention comprises a machine body 1, a transmission device 2 arranged on the machine body 1, a positioning device 3 arranged on the machine body 1, a flower turning device 4 arranged on the machine body 1, and a trigger device 5 arranged on the machine body 1 and used for detecting whether a chain is fed into the flower turning device 4 or not. The conveying device 2 is used for conveying the chain, the positioning device 3 is used for positioning the chain, and the pattern turning device 4 is started when the chain reaches the triggering device 5 and cuts patterns on the chain, so that the pattern turning process of the chain is completed.

The transmission device 2 comprises a feeding wheel 21 rotatably arranged on the machine body 1, a receiving wheel 22 rotatably arranged on the machine body 1, a conveying wheel 23 rotatably arranged on the machine body 1 and a driving motor 24 arranged on the machine body 1. The feeding wheel 21 and the receiving wheel 22 are both disc-shaped and symmetrically distributed on the machine body 1 at two sides of the flower turning device 4, chains to be turned are wound on the feeding wheel 21, and the conveying wheel 23 is used for collecting the chains which are turned over.

The conveying wheels 23 are four, the two conveying wheels are symmetrically distributed on two sides of the flower turning device 4, the diameter of each conveying wheel 23 is smaller than that of the corresponding conveying wheel 21, an elastic ring 231 made of silica gel is sleeved on each conveying wheel 23, the elastic ring 231 is fixedly bonded with the peripheral side wall of each conveying wheel 23, and the peripheral side wall of each elastic ring 231 is in rolling connection with the corresponding chain. An output shaft of the driving motor 24 is coaxially fixed with the material conveying wheels 23, the driving motor 24 drives the material conveying wheels 23 to rotate, and chains penetrate through the two adjacent material conveying wheels 23 to be conveyed so as to drive the chains to carry out a pattern turning process.

Referring to fig. 1 and 2, the triggering device 5 includes an infrared sensor 51 disposed on the machine body 1 and located on one side of the material conveying wheel 23, a controller 55 disposed on the machine body 1 and electrically connected to the infrared sensor 51 to receive an electrical signal, a sliding piece 52 disposed on the machine body 1, and a sliding sleeve 53 slidably disposed on the sliding piece 52. The controller 55 is electrically connected with the flower turning device 4, the controller 55 adopts a PLC controller, and the start and stop of the flower turning device 4 are controlled by controlling the power supply of the flower turning device 4. When the chain is transmitted, the infrared sensor 51 is triggered to trigger the controller 55, and the controller 55 controls the turning device 4 to be started, so that the workload of operators is reduced, and the working efficiency is improved. And when the chain does not block the infrared sensor 51, the controller 55 controls the turning-off of the flower turning device 4, thereby saving energy consumption.

The infrared sensor 51 adopts a DR18 circular photoelectric sensor, the DR18 circular photoelectric sensor has high detection precision, and whether the chain is transmitted to a designated position is detected through infrared rays. The infrared sensor 51 is fixed with the sliding sleeve 53 through screws, the sliding sleeve 53 is cylindrical, and the sliding sheet 52 is sheet-shaped and fixed with the machine body 1 through screws. And the sliding sheet 52 is provided with a strip-shaped hole 521 along the vertical direction of the chain transmission direction for the sliding sleeve 53 to slide, the peripheral side wall of the sliding sleeve 53 is provided with a ring groove 531 in a surrounding manner, and the inner wall of the ring groove 531 is abutted against the inner wall of the strip-shaped hole 521, so that the sliding sleeve 53 is prevented from being separated from the sliding sheet 52.

And the inner wall of the ring groove 531 is provided with an external thread, the sliding sleeve 53 is provided with a nut 54 in threaded fit with the external thread on the inner wall of the ring groove 531 in a threaded manner, the nut 54 drives the inner wall of the ring groove 531 of the sliding sleeve 53 to be tightly abutted against the sliding sheet 52 when rotating, and the nut 54 and the inner wall of the ring groove 531 clamp the sliding sheet 52 at the moment, so that the infrared sensor 51 is locked, and the infrared sensor 51 is prevented from loosening and error reporting.

When the width of the chain processed by the turning machine changes, the infrared sensor 51 is enabled to be opposite to the middle part of the chain in the width direction by sliding the infrared sensor 51 along the strip-shaped hole 521, so that the condition that the chain is disturbed and swings to be separated from the detection range of the infrared sensor 51 to cause misjudgment is avoided, the infrared sensor 51 is prevented from being misjudged to cause halt, and the processing efficiency is improved.

The positioning device 3 comprises a base arranged on the machine body 1 and a screw 32 rotatably connected with the machine body 1, a feeding groove (not shown in the figure) for the chain to pass through is horizontally arranged on the base, the width of the feeding groove is larger than that of the chain, and two ends of the feeding groove are communicated with the side wall of the base and are opposite to the material conveying wheel 23. The base upper cover is equipped with the gland, and the gland passes through the screw to be fixed with the base, and organism 1 and base threaded connection are passed to the one end of screw rod 32, and the vertical distribution of axis of rotation of screw rod 32 drives the base and goes up and down in order to be close to or keep away from blade disc 41 when screw rod 32 rotates to this makes chain and blade 43 butt, thereby makes things convenient for the car flower process of chain.

Referring to fig. 1 and 3, the embroidery device 4 includes a cutter 41 rotatably disposed on the machine body 1, a blade 43 disposed at an eccentric position of the cutter 41, and a stepping motor 44 disposed on the machine body 1. The cutter disc 41 is disc-shaped and horizontally distributed, and is parallel to the surface of the chain to be engraved, the stepping motor 44 is fixed with the machine body 1 through a screw, and an output shaft of the stepping motor 44 is vertically arranged and coaxially fixed with the cutter disc 41, so that the cutter disc 41 is driven to rotate.

The balance weight 42 is fixed on the cutter disc 41 through screws, the balance weight 42 is symmetrically distributed on the other side of the blade 43 along the radial direction of the cutter disc 41, the weight of the balance weight 42 is consistent with that of the blade 43, and the bottom end of the balance weight 42 is higher than the top surface of the chain, so that the balance weight 42 is prevented from contacting the chain to generate other nicks, and the quality of the chain is influenced. The balance weights 42 are used for balancing the weight of the two sides of the cutter disc 41, so that the gravity center of the cutter disc 41 is overlapped with the rotation axis of the cutter disc, the swing of the cutter disc 41 is reduced, the condition that the blades 43 droop and the like is avoided, the accuracy of the depth of the nick on the chain is reduced, and the quality of the lathing is improved.

Blade 43 is the quadrangular prism form, it is fixed with the eccentric department of blade disc 41 through the screw, the bottom of blade 43 is inlayed and is equipped with conical diamond cutting knife, the transmission line of chain is parallel with the diameter line of blade disc 41, blade disc 41 rotates the removal route of blade 43 when all round and is the arc, and two arc nicks are carved down on the chain surface to the diamond cutting knife on blade 43, the length direction of two nicks is the contained angle, form crisscross decorative pattern on the chain when blade 43 rotates once more and grabs the chain, thereby realize the car flower operation.

Referring to fig. 1 and 4, a timing assembly 6 is disposed on the machine body 1, and the timing assembly 6 is used for controlling the stepping motor 44 to operate intermittently at a fixed time, so that the knurling device 4 repeatedly scores arc-shaped scores on the chain, and a desired pattern is formed when scores in different length directions are crossed with each other. The timing assembly 6 includes a timing member 61 disposed on the body 1 for outputting a square wave signal and a control member 62 electrically connected to the timing member 61 for receiving the square wave signal, the control member 62 is electrically connected to the stepping motor 44 for controlling the stepping motor 44 to start and stop, and the stepping motor 44 rotates once when being started each time.

The timing piece 61 comprises a first 555 timer, the control piece 62 comprises a first relay KM1, the end 1 and the end 2 of the first 555 timer are grounded, the end 5 is electrically connected with a first grounded capacitor C1, the other end of the first grounded capacitor C1 is grounded, the end 4 and the end 8 are electrically connected with a VCC end, a first resistor R1 is electrically connected between the end 4 and the end 6, the end 6 is electrically connected with a second resistor R2, the other end of the second resistor R2 is grounded, the end 3 of the first 555 timer is electrically connected with one end of a coil of the first relay KM1, the other end of the coil of the first relay KM1 is grounded, and a normally-open contact KM1-1 of the first 555 timer is connected in series in a power supply loop of the stepping motor 44.

After the first 555 timer is started, the 3 end outputs a square wave signal to control the cutter disc 41 to rotate for a circle and then stop for a period of time, during which the chain reaches the next position to be engraved, and then the cutter disc 41 continues to rotate, so that crossed patterns are engraved on the chain, and the continuous engraving of the chain patterns is realized. And the second resistor R2 adopts an adjustable resistor, namely the resistance between the 6 terminal of the first 555 timer and the ground is adjustable, the second resistor R2 and the first resistor R1 form a voltage division circuit, when the second resistor R2 changes, the voltage input at the 6 terminal changes, so as to adjust the duty ratio of the square wave signal output at the 3 terminal of the first 555 timer, so as to adjust the stop time of the stepping motor 44, thereby adjusting the density of patterns on the chain.

Referring to fig. 4 and 6, the machine body 1 is provided with a control assembly 7 electrically connected with the timing assembly 6 to control the timing assembly 6 to start and stop, and when the blade 43 idles to cause no pattern on the surface of the chain, the control assembly 7 controls the timing assembly 6 to stop running and stops the stepping motor 44, thereby reducing the defective rate.

Referring to fig. 3 and 6, the control assembly 7 includes a pressure sensitive resistor RT disposed on the cutter 41 and abutting against the blade 43, a third resistor R3 electrically connected to the pressure sensitive resistor RT, an NPN transistor Q1 with a grounded emitter, a second 555 timer, and a second relay KM 2. One end of the pressure sensitive resistor RT is grounded, and one end of the third resistor R3 is connected with the VCC end, so that the third resistor R3 and the pressure sensitive resistor RT form a voltage dividing circuit. The end 1 of the second 555 timer is grounded, the end 5 of the second 555 timer is electrically connected with a second grounded capacitor C3, the other end of the second grounded capacitor C3 is grounded, the

ends

4 and 8 of the second grounded capacitor C3 are electrically connected with a VCC end, a fourth resistor R4 is electrically connected between the end 4 and the end 6 of the second grounded capacitor C3, the end 6 of the second grounded capacitor C5 is electrically connected with a fifth resistor R5, and the other end of the fifth resistor R5 is grounded.

Referring to fig. 4 and 6, the base of the NPN transistor Q1 is connected to the connection point of the third resistor R3 and the pressure sensitive resistor RT, the collector thereof is connected to the 2-terminal of the second 555 timer, and the 3-terminal of the second 555 timer starts and outputs a control signal after a set time period elapses.

When the timing assembly 6 stops running after receiving the control signal, the period from the start to the output of the high level of the second 555 timer is longer than the time of one rotation of the cutter disc 41, so that the high level is prevented from being output in advance due to too short set time of the second 555 timer, and the timing assembly 6 is prevented from stopping running due to misjudgment. One end of the coil of the second relay KM2 is electrically connected to the 3 terminal of the second 555 timer for receiving the control signal, the other end of the coil is grounded, and the normally closed contact KM2-1 is electrically connected between the 2 terminal of the first 555 timer and the ground.

Referring to fig. 5 and 6, when the blade 43 does not cut the chain, the pressure applied to the pressure sensitive resistor RT is small, the resistance of the pressure sensitive resistor RT is large, and at this time, the input of the base of the NPN transistor Q1 is high, the NPN transistor Q1 is turned on, and the 2-terminal of the second 555 timer is started by inputting low. Because the period from the start to the output of the high level of the second 555 timer is longer than the time of one rotation of the cutter disc 41, if the blade 43 does not cut the chain after the cutter disc 41 rotates for one rotation, at this time, the second 555 timer reaches the set time, the 3 end of the second 555 timer outputs a high level signal, the second relay KM2 is powered on, and the normally closed contact KM2-1 of the second relay KM2 is disconnected after the second relay is powered on to close the first 555 timer, so that the timing assembly 6 stops operating, the stepping motor 44 stops operating, and the operator is prompted to adjust the chain or the cutter disc 41 to enable the blade 43 to cut the chain, thereby reducing the defective rate.

When the blade 43 abuts against the chain during one rotation of the cutter 41, the blade 43 abuts against the cutter 41 to increase the pressure applied to the pressure sensitive resistor RT, at this time, the resistance of the pressure sensitive resistor RT is decreased due to the increase of the pressure, the divided voltage of the third resistor R3 is increased, at this time, the input of the base of the NPN type triode Q1 is switched from a high level signal to a low level signal and is disconnected, at this time, the end of the second 555 timer 2 is disconnected from the ground, and the 555 timer is turned off for timing, so that the timer is turned off before the 555 timer outputs a high level signal, and the timing assembly 6 keeps normal operation, and the timing of the 555 timer is repeatedly stopped because the blade 43 contacts with the chain twice every rotation of the cutter 41, so that the timing assembly 6 continuously operates.

The implementation principle of the embodiment is as follows: when the chain is processed, the chain to be processed is sent out by the feeding wheel 21, the driving motor 24 drives the conveying wheel 23 to rotate, the elastic ring 231 on the conveying wheel 23 drives the chain to be transmitted forwards through friction force, the positioning device 3 positions the chain, the lathing device 4 is started when the chain reaches the trigger device 5, patterns are scribed on the chain, and finally the conveying wheel 23 stores the processed chain, so that the lathing procedure of the chain is completed, the scribing of the chain is continuously performed in the period, and the processing efficiency of the phoenix tail chain is improved.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. Full-automatic car flower machine of phoenix tail chain, its characterized in that: comprises a machine body (1), a transmission device (2) which is arranged on the machine body (1) and used for transmitting chains, a positioning device (3) which is arranged on the machine body (1) and used for positioning the chains, a pattern turning device (4) which is arranged on the machine body (1) and used for carrying out pattern turning treatment on the chains so as to stamp patterns, and a trigger device (5) which is arranged on the machine body (1), wherein the trigger device (5) is electrically connected with the pattern turning device (4) to start the pattern turning device (4) when the chains pass through, the transmission device (2) comprises a feeding wheel (21) which is rotatably arranged on the machine body (1) and is positioned at one side of the pattern turning device (4), a material receiving wheel (22) which is rotatably arranged on the machine body (1) and is positioned at the other side of the pattern turning device (4), a material conveying wheel (23) which is rotatably arranged on the machine body (1) and, the output shaft of driving motor (24) and defeated material wheel (23) coaxial fixation rotate in order to drive defeated material wheel (23), defeated material wheel (23) have two and symmetric distribution at least in the both sides of chain, fixed cover is equipped with and sends into the elastic ring (231) of car flower device (4) with the chain roll connection on defeated material wheel (23), car flower device (4) are including rotating cutter head (41) that sets up on organism (1), setting up in blade (43) of cutter head (41) eccentric department and setting up step motor (44) on organism (1), cutter head (41) and chain are treated the surface parallel of seal, the output shaft and cutter head (41) coaxial fixation of step motor (44) are in order to drive cutter head (41) and rotate, blade (43) are two arc nicks under the chain surface scale when cutter head (41) rotate a week, be provided with timing subassembly (6) on organism (1), the timing assembly (6) comprises a timing piece (61) which is arranged on the machine body (1) and used for outputting square wave signals and a control piece (62) which is electrically connected with the timing piece (61) and used for receiving the square wave signals, wherein the control piece (62) is electrically connected with a stepping motor (44) to control the starting and stopping of the stepping motor (44), the stepping motor (44) rotates for a circle when being started every time, the timing piece (61) comprises a first 555 timer, the control piece (62) comprises a first relay KM1, the 1 end and the 2 end of the first 555 timer are grounded, the 5 end of the first 555 timer is electrically connected with a grounded capacitor, the other end of the grounded capacitor is grounded, the 4 end and the 8 end of the grounded capacitor are electrically connected with a VCC end, a first resistor is electrically connected between the 4 end and the 6 end of the first 555 timer, the 6 end of the first 555 timer is electrically connected with a second resistor, the other end of the second resistor is grounded, the 3 end of the, the other end of the coil of the first relay KM1 is grounded, a normally open contact KM1-1 of the first relay KM1 is connected in series in a power supply loop of the stepping motor (44), a control assembly (7) which is electrically connected with the timing assembly (6) to control the timing assembly (6) to start and stop is arranged on the machine body (1), the control assembly (7) controls the timing assembly (6) to stop running and stop the stepping motor (44) when the blade (43) idles, the control assembly (7) comprises a pressure sensitive Resistor (RT) arranged on one side, abutted against the blade (43), of the cutter head (41), a third resistor electrically connected with the pressure sensitive Resistor (RT), an NPN type triode with an emitting electrode grounded and a second 555 timer, one end of the pressure sensitive Resistor (RT) is grounded, one end of the third resistor is connected with a VCC end, a base electrode of the NPN type triode is connected with a connection point of the third resistor and the pressure, the collector electrode of the second 555 timer is connected to the 2 end of the second 555 timer, the second 555 timer is started, the 3 end of the second 555 timer outputs a control signal after a set time period, the second 555 timer stops running when the timing assembly (6) receives the control signal, and the period from the starting to the output of the high level of the second 555 timer is longer than the time of one rotation of the cutter head (41).

2. The full-automatic phoenix tail chain turning machine according to claim 1, characterized in that: the conveying wheel (23) is located between the feeding wheel (21) and the flower turning device (4), the triggering device (5) comprises an infrared sensor (51) arranged on one side of the conveying wheel (23) on the machine body (1) and a controller (55) arranged on the machine body (1) and electrically connected with the infrared sensor (51) to receive an electric signal, the controller (55) is electrically connected with the flower turning device (4) to control the flower turning device (4) to start and stop, the infrared sensor (51) is triggered to trigger the controller (55) when a chain is transmitted, and the flower turning device (4) is controlled to start by the controller (55) at the moment.

3. The full-automatic phoenix tail chain turning machine according to claim 2, characterized in that: trigger device (5) still including setting up gleitbretter (52) on organism (1) and sliding and set up sliding sleeve (53) be connected with infrared sensor (51) on gleitbretter (52), set up strip hole (521) that supply sliding sleeve (53) to slide along chain direction of transmission's vertical direction on gleitbretter (52), it is equipped with annular (531) to surround to open on sliding sleeve (53) all side wall, the inner wall of annular (531) and the inner wall butt of strip hole (521), just threaded sleeve is equipped with nut (54) on annular (531) inner wall, support tight gleitbretter (52) when nut (54) rotate.

4. The full-automatic phoenix tail chain turning machine according to claim 1, characterized in that: the cutter disc (41) is circular, be provided with balancing piece (42) and balancing piece (42) on cutter disc (41) along cutter disc (41) radial symmetric distribution in the opposite side of blade (43), the weight of balancing piece (42) and blade (43) is unanimous and the bottom of balancing piece (42) is higher than the top surface of chain.

5. The full-automatic phoenix tail chain turning machine according to claim 1, characterized in that: the second resistor is an adjustable resistor.

6. The full-automatic phoenix tail chain turning machine according to claim 1, characterized in that: the control assembly (7) further comprises a second relay KM2, wherein one end of a coil of the second relay KM2 is electrically connected to the 3 end of the second 555 timer for receiving a control signal, the other end of the coil is grounded, and a normally closed contact KM2-1 is electrically connected between the 2 end of the first 555 timer and the ground.