CN109109247B

CN109109247B - Plastic dropping machine control system and method

Info

Publication number: CN109109247B
Application number: CN201811249905.7A
Authority: CN
Inventors: 魏依光
Original assignee: Suining Jinhong Machinery Factory
Current assignee: Suining Jinhong Machinery Factory
Priority date: 2018-10-25
Filing date: 2018-10-25
Publication date: 2023-06-20
Anticipated expiration: 2038-10-25
Also published as: CN109109247A

Abstract

The weak current control system comprises a signal processor A, a signal processor B, a signal processor C, a signal processor D, a signal processor E, a signal processor F, a signal processor G, a signal processor H, a signal processor I, a signal processor J, a signal processor K and a signal processor M, and the strong current control system comprises a relay A, a relay B, a relay C, a relay D, a relay E, a relay F, a relay G, a relay H, a relay I, a relay J and a relay K. The signal processor is used for sending signals to the relay, the relay automatically controls the matched motion among all devices, all control systems and the traditional numerical control plastic dropping machine are higher in precision, visual in operation and high in automation degree, traditional manual operation is replaced, the efficiency of the plastic dropping industry is greatly improved, and the use threshold is low.

Description

Plastic dropping machine control system and method

Technical Field

The invention belongs to the technical field of mechanical plastic dropping, and particularly relates to a control system and method of a plastic dropping machine.

Background

Drop molding is a product which is produced by hand still in most of the processes at present. The main raw material is that PVC paste resin is dissolved in DOP and other grease, and color paste is added to form paste resin mixture with different colors. The paste resin mixture with different colors is dripped into an aluminum mould, a brass mould, an electroforming mould or a silica gel mould, and the PVC paste resin and DOP and other lipids are subjected to chemical reaction by heating to more than 170 ℃ to become solid, so that the product with rich colors and strong stereoscopic impression is obtained.

At present, when some enterprises produce plastic dropping artware, the traditional manual plastic dropping method is still adopted, the plastic dropping method has the advantages of low speed, low yield, large detection workload and high repeatability, the labor intensity is increased, the people are easy to fatigue, in addition, the uniform heating standard is not available, and the quality of the artware of each workpiece is difficult to ensure only by the subjective judgment of individuals; in order to accelerate the industrial progress and development, a single-station plastic dropping machine is developed, which is mainly used in the label industry, is used for dropping glue on standard surfaces printed in various sizes and shapes for molding, and can be polyurethane or epoxy resin, which has the protection and decoration effects on printed labels and can also be used for packaging small circuit boards. Compared with the traditional manual plastic dropping method, the method still cannot meet the requirement of mass production of enterprises, is inaccurate in color control and troublesome in operation, so that the existence and development of the enterprises are severely restricted, the functions of the plastic dropping machine tool are too single, the method does not have rich intelligent and simplified operation requirements, the actual production efficiency is greatly reduced, and energy and human resources are wasted.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides a control system and a control method of a plastic dropping machine, which can send signals to a relay through a signal processor, the relay automatically controls the matching movement among all devices, and the control system and the traditional numerical control plastic dropping machine have higher precision, visual operation and high automation degree.

In order to achieve the above purpose, the technical scheme adopted by the invention is as follows.

The utility model provides a plastic dropping machine control system, includes weak current control system and strong current control system, its characterized in that: the weak current control system comprises a signal processor A, a signal processor B, a signal processor C, a signal processor D, a signal processor E, a signal processor F, a signal processor G, a signal processor H, a signal processor I, a signal processor J, a signal processor K and a signal processor M, wherein the strong electric control system comprises a relay A, a relay B, a relay C, a relay D, a relay E, a relay F, a relay G, a relay H, a relay I, a relay J and a relay K, a first signal conveying pile A, a second signal conveying pile A and a third signal conveying pile A are arranged on the signal processor A, a first signal conveying pile B and a second signal conveying pile B are arranged on the signal processor B, a first signal conveying pile C is arranged on the signal processor C, the signal processor D is provided with a first signal conveying pile D, a second signal conveying pile D and a third signal conveying pile D, the signal processor E is provided with a first signal conveying pile E, a second signal conveying pile E and a third signal conveying pile E, the signal processor F is provided with a first signal conveying pile F, a second signal conveying pile F, a third signal conveying pile F and a fourth signal conveying pile F, the signal processor G is provided with a first signal conveying pile G, a second signal conveying pile G, a third signal conveying pile G and a fourth signal conveying pile G, the signal processor H is provided with a first signal conveying pile H and a second signal conveying pile H, the signal processor I is provided with a first signal conveying pile I and a second signal conveying pile I, the signal processor J is provided with a first signal conveying pile J, the signal processor K is provided with a first signal conveying pile K and a second signal conveying pile K, the signal processor M is provided with a first signal conveying pile M, the first signal conveying pile A is connected with the input end of the relay C through signal lines, the negative electrode connection position of the third signal conveying pile through the signal lines is connected with the input end of the relay A through signal lines, the negative electrode connection position of the signal processor K is connected with the input end of the relay A through signal lines, the second signal conveying pile A is connected with the input end of the relay B through signal lines, the first signal conveying pile B is connected with the input end of the relay B through signal lines, the first signal conveying pile C is connected with the input end of the relay C through signal lines, the fourth signal conveying pile F is connected with the input end of the relay D through signal lines, the third signal conveying pile D is connected with the input end of the relay E through signal lines, the third signal conveying pile D is connected with the input end of the relay through signal lines through the first signal lines, the first signal pile C is connected with the input end of the relay C through signal lines, the fourth signal pile F is connected with the input end of the relay E through the second signal lines, the third signal pile E is connected with the input end of the relay E through the second signal lines, the first signal pile E is connected with the input end of the relay B through the second signal pile through signal lines, the first signal pile E is connected with the input end of the relay C through the relay pile is connected with the input end of the relay pile through the signal pile, the third signal conveying pile F and the third signal conveying pile G are connected with the input end of the relay I through signal lines, the second signal conveying pile K is connected with the input end of the relay I through signal lines, the signal output ends of the relay D and the relay F are connected with the input end of the relay J through signal lines, the first signal conveying pile H and the second signal conveying pile I are connected with the negative electrode power connection part of the signal processor M and the input end of the relay J through signal lines, the second signal conveying pile H and the first signal conveying pile I are connected with the input end of the relay K through signal lines, and the output ends of the relay E and the relay G are connected with the input end of the relay K through signal lines.

The signal processor A is connected with the inductor A, the signal processor B is connected with the inductor B, the signal processor C is connected with the inductor C, the signal processor is connected with the inductor D, the signal processor E is connected with the inductor E, the signal processor F is connected with the inductor F, the signal processor G is connected with the inductor G, the signal processor H is connected with the inductor H, the signal processor I is connected with the inductor I, the signal processor J is connected with the inductor J, the signal processor K is connected with the inductor K, the signal processor M is connected with the inductor M.

The positive and negative poles of the signal processor A, the signal processor B, the signal processor C, the signal processor E, the signal processor F, the signal processor G, the signal processor H, the signal processor I, the signal processor J, the signal processor K, the signal processor M, the relay A, the relay B, the relay C, the relay D, the relay E, the relay F, the relay G, the relay H, the relay I, the relay J and the relay K are respectively connected with the positive and negative poles of a weak power supply.

4. A control method of a plastic dropping machine is characterized in that: the method comprises the following steps:

When the sensor A senses the die, a signal is sent to the signal processor A, the second signal conveying pile A generates a signal to the relay B, meanwhile, the sensor B senses the die, the signal is sent to the signal processor B, the first signal conveying pile B sends a signal to the relay G, two input ends of the relay B receive the signal, the first motor is controlled to rotate positively to drive the die to move leftwards, two dies on the die dropping machine run in opposite directions simultaneously, a mutual inductor is arranged on the die dropping machine, the signal is sent to the relay B, the two dies on the die dropping machine can also run independently and freely, the die dropping machine is provided with a workbench for identification, one of a plurality of programs is selected, the die receiving workbench is identified, selected and executed;

b, when the sensor A senses the die, a signal is sent to the signal processor A, the first signal conveying pile A generates a signal to the relay C, meanwhile, the sensor C senses the die, the first signal conveying pile C generates a signal to the relay C, and two input ends of the relay C receive the signal to control the first motor to rotate reversely to drive the die to move rightwards;

c, when the mould moves, the sensor D senses the mould and sends a signal to the signal processor D, the first signal conveying pile D generates a signal to the relay D, meanwhile, the sensor F does not sense the mould and sends a mould-free signal to the signal processor F, the fourth signal conveying pile F sends a signal to the relay D, and two input ends of the relay D receive the signal to control the clamping device to fix the mould;

c, after the die is fixed, when the sensor D does not sense the die, a die-free signal is sent to the signal processor D, the third signal conveying pile D sends a signal to the relay E, meanwhile, the sensor F senses the die and sends the signal to the signal processor F, the second signal conveying pile F sends the signal to the relay E, and two input ends of the relay D receive the signal to control the clamping device to loosen the die;

d, after the die enters the plastic dropping machine, the sensor E senses the die and then sends signals to the signal processor E, the first signal conveying pile E sends signals to the relay F, meanwhile, the sensor G does not sense the die and sends die-free signals to the signal processor G, the fourth signal conveying pile G sends signals to the relay F, two input ends of the relay F receive the signals to control the second motor to rotate positively, and the nozzle is moved to the position above the die;

e, after plastic dropping is completed, the first motor rotates positively, the die is removed, when the sensor E does not sense the die, a die-free signal is sent to the signal processor E, the third signal conveying pile E sends a signal to the relay, meanwhile, the sensor G senses the die, the signal is sent to the signal processor G, the second signal conveying pile G sends a signal to the relay, two input ends of the relay receive the signal to control the second motor to rotate reversely, and the nozzle is moved and reset;

F, in the step d, after the nozzle is displaced above the die, the sensor F senses the die and sends signals to the signal processor F, the first signal conveying pile F sends signals to the relay H, the sensor G (37) also senses the die and sends signals to the signal processor G, the first signal conveying pile G sends signals to the relay H, the sensor J senses the die and sends signals to the signal processor J, the first signal conveying pile J sends signals to the relay H, and two input ends of the relay H receive signals to control the third motor to rotate positively, so that collision moves downwards to approach the die;

g, after the nozzle finishes plastic dropping, the sensor F does not sense a die, a die-free signal is sent to the signal processor F, the third signal conveying pile F sends a signal to the relay H, the sensor G does not sense the die, the signal is sent to the signal processor G, the third signal conveying pile G sends the signal to the relay I, meanwhile, the sensor K does not sense the die, the die-free signal is sent to the signal processor K, the first signal conveying pile K sends the signal to the relay I, and two input ends of the relay I receive the signal to control the third motor to reversely rotate so that the collision upwards moves away from the die;

H, in the step F, the sensor H senses the die and sends signals to the signal processor, the first signal conveying pile F sends signals to the relay J, the sensor I also senses the die and sends signals to the signal processor I, the first signal conveying pile I sends signals to the relay J, meanwhile, the output end of the relay D sends signals for controlling the clamping device to the relay J (30), and after two input ends of the relay J receive the signals, the nozzle is controlled to spray plastic products on the die;

i, when the spraying of the plastic is finished, the sensor H senses that the spraying amount is enough, a signal is sent to the signal processor H, the first signal conveying pile F sends the signal to the relay k, the sensor I) senses that the die is used, the signal is sent to the signal processor I, the first signal conveying pile I sends the signal to the relay k, meanwhile, the relay E and the relay G send control signals to the relay k, and after two input ends of the relay k receive the signals, the nozzle is controlled to stop spraying the plastic;

j, when the sensor A31 does not feel that a die is needed, a die-free signal is sent to the signal processor A1, the third signal conveying pile a5 sends a signal to the relay A21, meanwhile, the sensor B32 does not sense the die, the die-free signal is sent to the signal processor B2, the second signal conveying pile Bb4 sends the die-free signal to the relay A21, after two input ends of the relay A21 receive the signals, the conveying device 44 is controlled to convey the die through a conveying belt after receiving the signals, as the two plastic dropping machines are used for dropping plastic, the fabric is dropped, the fabric is very little and thin, the heating chamber cannot stay, the fabric can not bake and lose color only without stopping, the other fabric is convenient to stay due to the fact that the base material is too much and is thick, the pressing time of the pressing equipment is also given, the conveying belt is a chain type conveying belt, and is provided with two chains, one chain type is intermittently operated and stays to rotate, the pressing equipment is enabled to rotate in a circulating mode, after the plastic dropping machine is dropped plastic, after the plastic is dropped plastic is completed, the two input ends of the plastic dropping machines are controlled to receive the signals, the plastic dropping machine is pushed to push the die to complete, the two chain type is pushed to move to the circulating cylinder to rotate to the die, and the two chain type is stopped, and the mutual inductor is arranged between the two cylinder type of the two chain type is used for driving the pressing equipment to stop, and the pressing machine is prevented.

The plastic dropping machine comprises a first frame and a second frame, a plastic dropping device and a first motor are arranged on the first frame and the second frame, a bottom plate is connected between the first frame and the second frame, a sliding block and a bearing are arranged on the bottom plate, one ends of a first screw rod and one end of a second screw rod are respectively arranged at two ends of the bearing, the other end of the first screw rod is arranged on the first motor of the first frame, the other end of the second screw rod is arranged on the first motor of the second frame, two ends of the bearing (are respectively provided with a sliding plate, a spiral through hole and a sliding groove are arranged on the sliding plate, the first screw rod is connected with one sliding plate through the spiral through hole, and the second screw rod is connected with the other sliding plate through the spiral through hole and corresponds to the sliding groove.

The novel horizontal screw machine comprises a first frame, a second frame, a first motor, a second motor, a third motor, a fourth motor, a vertical screw rod, a vertical sliding block, a horizontal sliding block, a second motor and a fourth motor, wherein the first frame and the second frame are respectively provided with the horizontal moving body, the vertical moving body, the horizontal screw rod, the horizontal sliding block, the second motor and the fourth motor, the front face of the horizontal moving body is provided with the vertical screw rod and the vertical sliding block, the back face of the horizontal moving body is provided with the horizontal screw rod corresponding to the horizontal screw rod, the horizontal screw rod is connected with the fourth motor, the horizontal screw rod is connected with the second motor, and the front face of the vertical moving body is provided with a nozzle frame, the back face of the vertical moving body is provided with the vertical sliding block corresponding to the vertical sliding block, and the back face of the vertical moving body is also provided with the vertical screw rod corresponding to the vertical screw rod.

The nozzle comprises an outer cylinder body, an inner cylinder body and spray holes, wherein the inner cylinder body is arranged in the outer cylinder body, a cavity through hole is formed in the inner cylinder body, an air hole sleeve is arranged at the upper end of the cavity through hole, an air flow hole is formed in the air hole sleeve, an air pump is communicated with the upper end of the air flow hole, the lower end of the air flow hole is communicated with the cavity through hole, a mechanical sealing shaft is arranged in the spray holes, a thimble is movably arranged in the mechanical sealing shaft, a round platform body is arranged at the upper end of the thimble, a conical tip with a conical tip shape is arranged at the lower end of the thimble, the round platform body is movably arranged below the cavity through hole, the lower end of the round platform body is connected with the upper end of an inner cavity of the outer cylinder body through a spring, the lower shape of the cavity through hole corresponds to the outer side of the round platform body, a conical hole corresponding to the conical tip is formed in the spray hole 11c, and a feeding hole is formed in the conical hole.

The invention has the advantage that.

1. The signal processor is used for sending signals to the relay, the relay automatically controls the matching movement between each device, all control systems and the traditional numerical control plastic dropping machine are higher in precision, visual in operation and high in automation degree, traditional manual operation is replaced, the efficiency of the plastic dropping industry is greatly improved, the use threshold is low, the plurality of plastic dropping devices are controlled by the controller to synchronously work, the color control is accurate, the labor intensity is relieved, the production efficiency is greatly improved, the product quality is guaranteed, and the plastic dropping machine has obvious economic value, so that the competitiveness of enterprises is improved.

2. The sensor sends the sensed signal to the signal processor, and the signal processor sends the detected signal to the relay, so that the sensor has the advantages of small volume, light weight, low power consumption, high reliability, high sensitivity, easy integration and the like, and is the main force army of the miniature sensor.

3. The weak current is used for controlling low voltage, small current, small power and high frequency, and the main problem is the effect of information transmission and the development is advanced towards the direction of synthesis and intelligence.

4. Through the shaping of plastic spraying product through a production line, full automatic production improves production efficiency, and whole process degree of automation is high, improves production efficiency simultaneously, has reduced manufacturing cost, is suitable for extensive popularization and application, can realize true automatic production, realize unmanned production.

5. Through two plastic dispensing equipment combination together, when one plastic dispensing equipment is to a mould point after moulding, send the mould in-process to another plastic dispensing equipment with another mould and carry out the point and mould, reciprocating motion carries out continuity point and moulds from this, reduces operating personnel's quantity, reduces the recruitment cost, has reduced the occupation space of equipment, and automatic positioning anchor clamps connect mould, send mould work, assist to join in marriage a pipelining, make its whole production line not have manual work can improve work efficiency.

6. The first motor drives the vertical screw rod to rotate, so that the vertical moving body moves up and down (Z direction), the second motor drives the horizontal screw rod to rotate, so that the horizontal moving body moves transversely (Y), the plastic dropping nozzle on the nozzle frame is driven to move up and down and transversely, the fourth motor drives the horizontal screw rod to move horizontally (X), the mold on the horizontal screw rod moves along the length direction of the mold, and when the plastic dropping nozzle drops on the mold, three-axis linkage relative to the machine frame X, Y, Z direction is realized, the nozzle can form various patterns during plastic dropping, and the product is more attractive and practical.

7. Through inflating or bleeding in the air flow hole, make the round platform body reciprocate in chamber through-hole below, the round platform body drives the conical tip and reciprocates to change the interval between conical tip and the conical hole, and then control the flow of colloid through the conical hole, realized controlling the outflow of colloid, realized the control to the flow, reach perfect automatic control, can not delay spouting and leak and the produced feed error of closing time, simultaneously through the up-and-down activity of conical tip, when the tip wearing and tearing of conical tip, the regulation conical tip can continue to reciprocate, can reach the effect of control flow equally, can reach the automatically regulated because of natural wear.

Drawings

The invention will be further described in detail with reference to the drawings and the detailed description, wherein.

FIG. 1 is a control schematic of the present invention.

FIG. 2 is a schematic diagram of the layout of the inductor of the plastic dropping machine according to the present invention.

FIG. 3 is a schematic diagram of the structure of the sensor on the end of the plastic dropping machine.

Fig. 4 is a schematic view of the front surface of the lateral shifting body in fig. 3.

Fig. 5 is a schematic view of the structure of the rear surface of the lateral shifting body in fig. 3.

Fig. 6 is a schematic view of the structure of the Z-shaped skateboard in fig. 3.

Fig. 7 is a schematic view of the structure of the transverse spiral hole in fig. 3.

Fig. 8 is a schematic view of the structure of the vertical moving body in fig. 3.

Fig. 9 is a schematic view of the structure of the nozzle of the present invention.

Fig. 10 is a schematic view of the structure of the invention of fig. 9 when inflated.

FIG. 11 is a schematic view of the structure of the invention shown in FIG. 9 during evacuation.

Fig. 12 is a schematic structural diagram of fig. 9 at I in fig. 1.

The marks in the figure: 1. signal processors a,2, signal processors B,3, signal processors C,4, signal processors D,5, signal processors E,6, signal processors F,7, signal processors G,8, signal processors H,9, signal processors I,10, signal processors J,11, signal processors K,12, signal processors M,21, relays a,22, relays B,23, relays C,24, relays D,25, relays E,26, relays F,27, relays G,28, relays H,29, relays I,30, relays J,42, inductors M,43, relays K,44, conveying means, 45, first motors, 46, clamping means, 47, second motors 48, third motors, 49, fourth motors, 31, inductors a,32, inductors C,34, inductors D,35, inductors E,36, inductor F,37, inductor G,38, inductor H,39, inductor I,40, inductor J,41, inductor K, a3, first signal conveying pile a, a4, second signal conveying pile a, a5, third signal conveying pile, B3, first signal conveying pile B, B4, second signal conveying pile B, C4, first signal conveying pile C, D3, first signal conveying pile D, D4, second signal conveying pile D, D5, third signal conveying pile D, E3, first signal conveying pile E, E4, second signal conveying pile E, E5, third signal conveying pile E, E6, fourth signal conveying pile E, F3, first signal conveying pile F, F4, second signal conveying pile F, F5, third signal conveying pile F, F6, fourth signal conveying pile F, G3, first signal conveying pile G, G4, G, g5, third signal transmission piles G, G6, fourth signal transmission piles G, h4, first signal transmission piles F, h6, second signal transmission piles F, I4, first signal transmission piles I, I6, second signal transmission piles I, J4, first signal transmission piles J, K3, first signal transmission piles K, K6, second signal transmission piles K, M4, first signal transmission piles M,1a, first rack, 2a, second rack, 3a, bottom plate, 4a, plastic dropping device, 5a, slide block, 7a, first screw rod, 8a, bearing, 9a, first slide plate, 10a, spiral through hole, 11a, slide groove, 12a, first die, 13a, second die, 14a, second screw rod, 2b, lateral moving body, 3b, a vertical moving body, 4b, a horizontal screw rod, 5b, a vertical screw rod, 6b, a horizontal screw rod, 7b, a vertical sliding block, 8b, a horizontal sliding block, 11v, a bearing, 12c, a horizontal sliding groove, 13c, a horizontal spiral hole, 14c, a Z-shaped sliding plate, 15c, a vertical sliding groove, 16c, a vertical spiral hole, 17c, a horizontal sliding block, 19c, a nozzle frame, 20c, a mounting hole, 1c, an outer cylinder body, 2c, an inner cylinder body, 3c, an air hole sleeve, 4c, a thimble, 5c, a spring, 6c, a round platform body, 7c, an air flow hole, 8c, a cavity through hole, 9c, an air pump, 10c, a conical tip, 11c, a spray hole, 12c, a conical hole, 13c, a feed hole, 14c, a mechanical sealing shaft, 15c and an extended column.

Detailed Description

Example 1

As shown in fig. 1 to 3, a control system of a plastic dropping machine comprises a weak current control system and a strong current control system, wherein the weak current control system comprises a signal processor A1, a signal processor B2, a signal processor C3, a signal processor D4, a signal processor E5, a signal processor F6, a signal processor G7, a signal processor H8, a signal processor I9, a signal processor J10, a signal processor K11 and a signal processor M12, the strong current control system comprises a relay A21, a relay B22, a relay C23, a relay D24, a relay E25, a relay F26, a relay G27, a relay H28, a relay I29, a relay J30 and a relay K43, a first signal conveying pile Aa3, a second signal conveying pile Aa4 and a third signal pile a5 are arranged on the signal processor A1, a first signal pile B3 and a second signal pile B4 are arranged on the signal processor B2, a signal pile F3, a second signal pile F4 is arranged on the signal processor F4, a second pile F4 is arranged on the signal processor G4, a signal pile F4 is arranged on the pile 6, a second pile F4, a signal pile F is arranged on the second pile 6, a signal pile F4 is arranged on the second pile 6, a signal pile F4, a signal pile is arranged on the second pile F4, a signal pile is arranged on the pile D4, a third pile is arranged on the pile 4 and a third pile 4, the signal processor J10 is provided with a first signal conveying pile Jj4, the signal processor K11 is provided with a first signal conveying pile Kk3 and a second signal conveying pile Kk6, the signal processor M12 is provided with a first signal conveying pile Mm4, the first signal conveying pile Aa3 is connected with the input end of the relay C23 through signal lines, the third signal conveying pile a5 is connected with the input end of the relay A21 through a signal line and the negative electrode electric connection point of the signal processor K11 through a signal line, the negative electrode electric connection point of the signal processor K11 is connected with the input end of the relay A21 through a signal line, the second signal conveying pile Aa4 is connected with the input end of the relay B22 through a signal line, the first signal conveying pile Cb 3 is connected with the input end of the relay C23 through a signal line, the first signal conveying pile Cc 3 is connected with the input end of the relay C23 through a signal line D24 through a signal line, the signal line Dd 24 is connected with the input end of the relay E25 through a signal line, the fourth signal line Cb 4 is connected with the input end Cf 25 through a signal line, the fourth signal line Cb 4 through a signal line and the input end Ch 25, the fourth signal line is connected with the input end Ch 25 through a signal line Cb 22, the fourth signal line is connected with the input end Cb 22, third signal conveying stake Ff5 and third signal conveying stake Gg5 are all connected with relay I29's input through the signal line, second signal conveying stake Kk6 is connected with relay I29's input through the signal line, relay D24 and relay F26's signal output all is connected with relay J30's input through the signal line, first signal conveying stake Hh4 and second signal conveying stake Ii6 all are connected with signal processor M12's negative pole electricity connection department and relay J30's input through the signal line, second signal conveying stake Hh6 and first signal conveying stake Ii4 pass through the signal line and are connected with relay K43's input, relay E25 and relay G27's output passes through the signal line and is connected with relay K43's input.

The signal processor is used for sending signals to the relay, the relay automatically controls the matching movement between each device, all control systems and the traditional numerical control plastic dropping machine are higher in precision, visual in operation and high in automation degree, traditional manual operation is replaced, the efficiency of the plastic dropping industry is greatly improved, the use threshold is low, the plurality of plastic dropping devices are controlled by the controller to synchronously work, the color control is accurate, the labor intensity is relieved, the production efficiency is greatly improved, the product quality is guaranteed, and the plastic dropping machine has obvious economic value, so that the competitiveness of enterprises is improved.

Example 2

The signal processor A1 is connected with the inductor A31, the signal processor B2 is connected with the inductor B32, the signal processor C3 is connected with the inductor C33, the signal processor 4 is connected with the inductor D34, the signal processor E5 is connected with the inductor E35, the signal processor F6 is connected with the inductor F36, the signal processor G7 is connected with the inductor G37, the signal processor H8 is connected with the inductor H38, the signal processor I9 is connected with the inductor I39, the signal processor J10 is connected with the inductor J40, the signal processor K11 is connected with the inductor K41, and the signal processor M12 is connected with the inductor M42.

The positive and negative poles of the weak power supply are respectively connected with the positive and negative poles of the weak power supply, namely, the signal processor A1, the signal processor B2, the signal processor C3, the signal processor 4, the signal processor E5, the signal processor F6, the signal processor G7, the signal processor H8, the signal processor I9, the signal processor J10, the signal processor K11, the signal processor M12, the relay A21, the relay B22, the relay C23, the relay D24, the relay E25, the relay F26, the relay G27, the relay H28, the relay I29, the relay J30 and the relay K43.

The sensor sends the sensed signal to the signal processor, and the signal processor sends the detected signal to the relay, so that the sensor has the advantages of small volume, light weight, low power consumption, high reliability, high sensitivity, easy integration and the like, and is the main force army of the miniature sensor.

The weak current is used for controlling low voltage, small current, small power and high frequency, and the main problem is the effect of information transmission and the development is advanced towards the direction of synthesis and intelligence.

Example 3

A control method of a plastic dropping machine comprises the following steps:

a, when a die is sensed by an inductor A31 on the die plastic dropping machine, a signal is sent to a signal processor A1, a signal is generated by a second signal conveying pile Aa4 to a relay B22, meanwhile, the die is sensed by an inductor B32, the signal is sent to a signal processor B2, a signal is sent by a first signal conveying pile Bb3 to a relay G17, signals are received by two input ends of the relay B22, and the first motor 45 is controlled to rotate positively to drive the die to move leftwards;

b, when the sensor A31 senses the die, a signal is sent to the signal processor A1, the first signal conveying pile Aa3 generates a signal to the relay C23, meanwhile, the sensor C33 senses the die, the first signal conveying pile Cc4 generates a signal to the relay C23, and two input ends of the relay C23 receive the received signals to control the first motor 45 to rotate reversely so as to drive the die to move rightwards;

c, when the mould moves, the sensor D34 senses the mould and sends a signal to the signal processor D4, the first signal conveying pile Dd3 generates a signal to the relay D24, meanwhile, the sensor F36 does not sense the mould and sends a mould-free signal to the signal processor F6, the fourth signal conveying pile Ff6 sends a signal to the relay D24, and two input ends of the relay D24 receive signals to control the clamping device 46 to fix the mould;

c, after the die is fixed, when the sensor D34 does not sense the die, a die-free signal is sent to the signal processor D4, the third signal conveying pile Dd5 sends a signal to the relay E25, meanwhile, the sensor F36 senses the die and sends a signal to the signal processor F6, the second signal conveying pile Ff4 sends a signal to the relay E25, and two input ends of the relay D24 receive the signals to control the clamping device 46 to release the die;

d, after the die enters the plastic dropping machine, the sensor E35 senses the die and then sends signals to the signal processor E5, the first signal conveying pile Ee3 sends signals to the relay F26, meanwhile, the sensor G37 does not sense the die and sends signals without the die to the signal processor G7, the fourth signal conveying pile Gg6 sends signals to the relay F26, two input ends of the relay F26 receive signals to control the second motor to rotate 47 positively, and the nozzle is moved to the position above the die;

e, after plastic dropping is completed, the first motor 45 rotates positively to remove the mold, when the inductor E35 does not sense the mold, a mold-free signal is sent to the signal processor E5, the third signal conveying pile Ee5 sends a signal to the relay 27, meanwhile, the inductor G37 senses the mold and sends a signal to the signal processor G7, the second signal conveying pile Gg4 sends a signal to the relay 27, and two input ends of the relay 27 receive signals to control the second motor to rotate reversely 47, so that the nozzle is moved and reset;

F, in the step d, after the nozzle is moved above the die, the sensor F36 senses the die and sends a signal to the signal processor F6, the first signal conveying pile Ff3 sends a signal to the relay H28, the sensor G37 also senses the die and sends a signal to the signal processor G7, the first signal conveying pile Gg3 sends a signal to the relay H28, the sensor J40 senses the die and sends a signal to the signal processor J10, the first signal conveying pile Jj4 sends a signal to the relay H28, and two input ends of the relay H28 receive the signal to control the third motor 48 to rotate positively so that the collision moves downwards to approach the die;

g, when the nozzle finishes plastic dropping, the sensor F36 does not sense a die, a die-free signal is sent to the signal processor F6, the third signal conveying pile Ff5 sends a signal to the relay H28, the sensor G37 does not sense the die, the signal is sent to the signal processor G7, the third signal conveying piles G and G5 send the signal to the relay I29, meanwhile, the sensor K41 does not sense the die, the die-free signal is sent to the signal processor K11, the first signal conveying pile Kk3 sends the signal to the relay I29, and two input ends of the relay I29 receive the signal to control the third motor 48 to rotate reversely, so that the collision moves upwards and leaves the die;

H, in step f, the sensor H38 senses the die and sends a signal to the signal processor H8, the first signal conveying pile Fh4 sends a signal to the relay J30, the sensor I39 also senses the die and sends a signal to the signal processor I9, the first signal conveying pile Ii4 sends a signal to the relay J30, meanwhile, the output end of the relay D24 sends a signal for controlling the clamping device 46 to the relay J30, and after two input ends of the relay J30 receive the signal, the nozzle 49 is controlled to spray a plastic product on the die;

i, when the spraying is finished, the sensor H38 senses that the spraying amount is enough, a signal is sent to the signal processor H8, the first signal conveying pile Fh4 senses that the signal is sent to the relay k43, the sensor I39 senses that the signal is sent to the signal processor I9, the first signal conveying pile Ii4 sends that the signal is sent to the relay k43, meanwhile, the relay E25 and the relay G27 send control signals to the relay k43, and after two input ends of the relay k43 receive signals, the control nozzle 49 stops spraying plastics;

Through the shaping of plastic spraying product through a production line, full automatic production improves production efficiency, and whole process degree of automation is high, improves production efficiency simultaneously, has reduced manufacturing cost, is suitable for extensive popularization and application, can realize true automatic production, realize unmanned production.

Example 4

As shown in fig. 1 to 3, a plastic dropping machine control system comprises a weak current control system and a strong current control system, and is characterized in that: the weak current control system comprises a signal processor A1, a signal processor B2, a signal processor C3, a signal processor D4, a signal processor E5, a signal processor F6, a signal processor G7, a signal processor H8, a signal processor I9, a signal processor J10, a signal processor K11 and a signal processor M12, the strong current control system comprises a relay A21, a relay B22, a relay C23, a relay D24, a relay E25, a relay F26, a relay G27, a relay H28, a relay I29, a relay J30 and a relay K43, a first signal conveying pile Aa3 and a second signal conveying pile Aa4 are arranged on the signal processor A1, a first signal conveying pile Bb3 and a second signal conveying pile Bb4 are arranged on the signal processor B2, a first signal conveying pile Cc4 is arranged on the signal processor C3, a first signal pile Dd3, a second signal pile D5 and a third signal conveying pile D4 are arranged on the signal processor D4, the signal processor E5 is provided with a first signal conveying pile Ee3, a second signal conveying pile Ee4 and a third signal conveying pile Ee5, the signal processor F6 is provided with a first signal conveying pile Ff3, a second signal conveying pile Ff4, a third signal conveying pile Ff5 and a fourth signal conveying pile Ff6, the signal processor G7 is provided with a first signal conveying pile Gg3, a second signal conveying pile Gg4, a third signal conveying pile Gg5 and a fourth signal conveying pile Gg6, the signal processor H8 is provided with a first signal conveying pile Hh4 and a second signal conveying pile Hh6, the signal processor I9 is provided with a first signal conveying pile Ii4 and a second signal conveying pile Ii6, the signal processor J10 is provided with a first signal conveying pile Jj, the signal processor K11 is provided with a first signal pile K3 and a second signal conveying pile Kk6, the signal processor M12 is provided with a first signal transmission Mm4, the first signal transmission pile Aa3 is connected with the input ends of the relay A21 and the relay C23 through signal lines, the negative electrode power connection position of the signal processor K11 is connected with the input end of the relay A21 through signal lines, the second signal transmission pile Aa4 is connected with the input end of the relay B22 through signal lines, the first signal transmission pile Bb3 is connected with the input end of the relay B22 through signal lines, the first signal transmission pile Cc4 is connected with the input end of the relay C23 through signal lines, the first signal transmission pile Dd3 is connected with the input end of the relay D24 through signal lines, the fourth signal transmission pile Ff6 is connected with the input end of the relay D24 through signal lines, the third signal transmission pile Dd5 is connected with the input end of the relay E25 through signal lines, the second signal transmission pile F4 is connected with the input end of the relay G26 through signal lines, the third signal transmission pile Df 4 is connected with the input end of the relay G26 through signal lines, the third signal transmission pile Df 3 is connected with the input end of the relay G28 through signal lines G26 through signal lines, the third signal transmission pile Df 3 is connected with the input end of the input end Gf 28 through signal lines G27 through signal lines, the fourth signal transmission pile Dd3 is connected with the input end of the input end Gd 24 through signal lines, the fourth signal transmission pile Df 6 through signal lines is connected with the input end of the input end Gd 24 through signal lines, the fourth signal pile Df 6 through signal lines is connected with the input end of the fourth signal lines, the fourth signal pile F3 through signal lines, the signal pile F3 is connected with the input end of the signal pile 3, the signal output ends of the relay D24 and the relay F26 are connected with the input end of the relay J30 through signal lines, the first signal conveying pile Hh4 and the second signal conveying pile Ii6 are connected with the negative electrode power connection position of the signal processor M12 and the input end of the relay J30 through signal lines, the second signal conveying pile Hh6 and the first signal conveying pile Ii4 are connected with the input end of the relay K43 through signal lines, and the output ends of the relay E25 and the relay G27 are connected with the input end of the relay K43 through signal lines.

A control method of a plastic dropping machine comprises the following steps:

a, when a die is arranged on a die plastic dropping machine, when a sensor A31 senses the die, a signal is sent to a signal processor A1, a second signal conveying pile Aa4 generates a signal to a relay B22, meanwhile, a sensor B32 senses the die, a signal is sent to a signal processor B2, a first signal conveying pile Bb3 sends a signal to a relay G17, two input ends of the relay B22 receive signals, a first motor 45 is controlled to rotate positively to drive the die to move leftwards, two dies on the plastic dropping machine simultaneously run in opposite directions or opposite directions, a mutual inductor is arranged on the plastic dropping machine, the generation signal is sent to the relay B22, two dies on the plastic dropping machine can also independently and freely run, a workbench on the plastic dropping machine is identified, one of a plurality of programs is selected, and the identification, the selection and the execution of a die receiving workbench are performed;

g, when the nozzle finishes plastic dropping, the inductor F36 does not sense a die, a die-free signal is sent to the signal processor F6, the third signal conveying pile Ff5 sends a signal to the relay H28, the inductor G37 does not sense the die, the signal is sent to the signal processor G7, the third signal conveying pile Gg5 sends a signal to the relay I29, meanwhile, the inductor K41 does not sense the die, a die-free signal is sent to the signal processor K11, the first signal conveying pile Kk3 sends a signal to the relay I29, and two input ends of the relay I29 receive the signals to control the third motor 48 to invert so that collision moves upwards and leaves the die;

j, when the sensor A31 does not feel that a die is needed, a die-free signal is sent to the signal processor A1, the third signal conveying pile a5 sends a signal to the relay A21, meanwhile, the sensor B32 does not sense the die, the die-free signal is sent to the signal processor B2, the second signal conveying pile Bb4 sends the die-free signal to the relay A21, two input ends of the relay A21 receive the signals and then control the conveying device 44 to convey the die through the conveying belt, and due to the fact that two plastic dropping machines are used for plastic dropping, the fabric drops little but small but thin, the heating chamber cannot stay, the baking color cannot be baked until the heating chamber can not stop, the other is too much but thick for the pressing time of the pressing device, the conveying belt is a chain type conveying belt, two chains are arranged, one is intermittently operated and stays in a rotating mode, and the other continuous cycle rotates, so that the pressing device is pressed for a pressing time.

As shown in fig. 3, the plastic dropping machine comprises a first frame 1a and a second frame 2a, a plastic dropping device 4a and a first motor 45 are installed between the first frame 1a and the second frame 2a, a bottom plate 3a is connected between the first frame 1a and the second frame 2a, a sliding block 5a and a bearing 8a are installed on the bottom plate 3a, one ends of a first screw rod 7a and one end of a second screw rod 14a are installed at two ends of the bearing 8a respectively, the other end of the first screw rod 7a is installed on the first motor 45 of the first frame 1a, the other end of the second screw rod 14a is installed on the first motor 45 of the second frame 2a, two ends of the bearing 8a are provided with a sliding plate 9a, a spiral through hole 10a and a sliding groove 11a are arranged on the sliding plate 9a, the first screw rod 7a is connected with one sliding plate 9a through the spiral through hole 10a, the second screw rod 14a is connected with the other sliding plate 9a through the spiral through hole 10a, and the sliding block 5a corresponds to the sliding groove 11 a.

The bearing 8a is a needle bearing.

The number of the sliding blocks 5a is two, and the sliding blocks are respectively arranged at two sides of the bearing 8 a.

The first motor 45 is a servo motor.

The plastic dropping devices 4a are movably arranged on the first frame 1a and the second frame 2a.

The first screw rod 7a and the second screw rod 14a are ball screws, and the spiral through hole 10a is a wire sleeve corresponding to the ball screws.

The first screw rod 7a and the second screw rod 14a are an integral screw rod, one end of the screw rod is connected to the motor 6a of the first frame 1a, and the other end of the screw rod is close to the second frame 2a.

Firstly, a first die 12a and a second die 13a are respectively sent to two sliding plates 9a, a first motor 45 is started to drive a first screw rod 7a to rotate clockwise, the first screw rod 7 is matched with a spiral through hole 10 to drive a left sliding plate 9 to rotate anticlockwise, a motor 6a drives a second screw rod 14a to rotate anticlockwise, the second screw rod 14a is matched with the spiral through hole 10a to drive a right sliding plate 9a to drive the threads, the two sliding plates 9a are integrally closed to the right, when the first die 12a moves to the lower part of a plastic dropping device 4a on a first frame 1a, the first motor 45 stops rotating, the plastic dropping device 4a on the first frame 1a performs plastic dropping on the first die 12a, after the plastic dropping device 4a stops plastic, the motor 6 is started to drive the first screw rod 7 to rotate anticlockwise, the first screw rod 7 is matched with the spiral through hole 10 to drive the left sliding plate 9a to rotate anticlockwise, the first motor 45 drives the second screw rod 14a to rotate clockwise, the second screw rod 14a is matched with the spiral through hole 10a to carry out screw transmission on the right slide plate 9a, the two slide plates 9a are integrally moved leftwards, when the second die 13a moves to the lower part of the plastic dropping device 4a on the second frame 2a, the first motor 45 stops rotating, the plastic dropping device 4a on the second frame 2a performs plastic dropping on the first die 12a, in the process, the first die 12a is removed, a new die needing plastic dropping is replaced, after completion, the plastic dropping device 4a stops plastic dropping, the motor 6a rotates to perform plastic dropping on the new die on the right slide plate 9a, in the process again, the second die 13a is removed, a new die needing plastic dropping is replaced, the plastic dropping device 4a stops plastic, the first motor 45 rotates to perform plastic dropping on the new die on the left slide plate 9a, the plastic dropping device sequentially circularly works, the two plastic dropping dispensing devices are combined together, after one plastic dropping dispensing device finishes dispensing one die, in the die conveying process, the other die is conveyed into the other plastic dropping dispensing device for dispensing, so that the reciprocating motion is used for continuous dispensing, the number of operators is reduced, the labor cost is reduced, the occupied space of the device is reduced, the automatic positioning clamp is used for die receiving and conveying, and the die conveying device assists in matching with one assembly line operation, so that the working efficiency of the whole production line can be improved without manual operation.

The servo motor has strong overload resistance, can bear load which is three times of rated torque, is particularly suitable for occasions with instantaneous load fluctuation and quick starting requirement, runs stably at low speed, and does not generate stepping operation phenomenon similar to a stepping motor during low-speed operation.

Through the equal activity setting of plastic dropping device, make the plastic dropping device follow the length direction round trip movement of frame, be convenient for adjust the relative position of plastic dropping device and mould.

The ball screw has extremely small friction and is sensitive to input, so that the motion can be accurate, and the micro motion can be finely controlled. The sliding screw is turned and heavier when the axial play is smaller, and the steel ball is in point contact with the screw groove, so that smooth motion can be realized even in a pre-pressing state.

By adopting an integral screw rod, the use of a motor is reduced, the manufacturing cost is reduced, the running speed of sliding plates at two ends is uniform, the control is convenient, first, the first die 12a and the second die 13a are respectively fed onto the two sliding plates 9a, the first motor 45 is started to drive the screw rod to rotate clockwise, the screw rod is matched with the spiral through hole 10a to carry out threaded transmission on the two sliding plates 9a, the two sliding plates 9a are integrally closed to the right, when the first die 12a moves to the lower part of the plastic dropping device 4a on the first frame 1, the first motor 45 stops rotating, the plastic dropping device 4a stops plastic injection on the first die 12a after the plastic dropping device is finished, the first motor 45 is started to drive the screw rod to rotate anticlockwise, the screw rod is matched with the spiral through hole 10a to carry out threaded transmission on the two sliding plates 9a, when the second die 13a moves below the plastic dropping device 4a on the second frame 2a, the first motor 45 stops rotating, the plastic dropping device 4a on the second frame 2a performs plastic dropping on the first die 12a, in the process of removing the first die 12a again, replacing a new die needing plastic dropping, stopping plastic dropping on the plastic dropping device 4a after completion, the first motor 45 performs clockwise rotation to perform plastic dropping on the new die on the right slide 9a, in the process of removing the second die 13a again, replacing a new die needing plastic dropping, stopping plastic dropping on the plastic dropping device 4a, and sequentially and circularly operating the new die on the left slide 9a by performing anticlockwise rotation of the motor 6.

As shown in fig. 4 to 8, the first frame 1a and the second frame 2a are respectively provided with a transverse moving body 2b, a vertical moving body 3b, a transverse screw rod 6b, a transverse sliding block 8b, a second motor 47 and a fourth motor 49, the front surface of the transverse moving body 2 is provided with a vertical screw rod 5b and a vertical sliding block 7b, the back surface is provided with a transverse spiral hole 13b corresponding to the transverse screw rod 6b, the back surface is also provided with a transverse sliding groove 12b corresponding to the transverse sliding block 8b, the vertical screw rod 5b is connected with a first motor 45, the front surface of the vertical moving body 3b is provided with a nozzle frame 19b, the back surface is provided with a vertical sliding groove 15b corresponding to the vertical sliding block 7b, the back surface is also provided with a vertical spiral hole 16b corresponding to the vertical screw rod 5b, the lower part of the transverse moving body 2b is provided with a horizontal screw rod 4b and a horizontal sliding block 17b, the horizontal screw rod 4b is connected with the fourth motor 49, and the transverse screw rod 6b is connected with the second motor 47.

The two horizontal sliding blocks 8b are distributed on two sides of the horizontal screw rod 6b, the two vertical sliding blocks 7b are distributed on two sides of the vertical screw rod 5b, and the two horizontal sliding blocks 17b are distributed on two sides of the horizontal screw rod 4 b.

The lateral sliding groove 12b includes two Z-shaped sliding plates 14b, and the Z-shaped sliding plates 14b are connected to the lateral moving body 2b by bolts.

The nozzle holder 19b is provided with a mounting hole 20b.

The ends of the horizontal screw rod 4b, the vertical screw rod 5b and the transverse screw rod 6b are connected with bearings 11b.

The frame 1b is further provided with a controller, and the controller is respectively connected with the first motor 45, the second motor 47 and the fourth motor 49.

The horizontal screw 4b, the vertical screw 5b and the transverse screw 6b are all ball screws, and the transverse screw holes 13b and the vertical screw holes 16b are all screw sleeves corresponding to the ball screws.

The nozzle of the plastic spraying machine is arranged on the mounting hole 20b, the horizontal screw rod 4b rotates to drive the die to be close to the lower part of the horizontal screw rod 6b, the horizontal screw rod 6b rotates to drive the horizontal moving body 2b to be close to the die, when a plastic dropping product needs to be formed into patterns, the horizontal screw rod 4b, the vertical screw rod 5b and the horizontal screw rod 6b independently rotate, the plastic dropping nozzle on the mounting hole moves in the X, Y, Z direction, various patterns can be sprayed, the first motor 45 drives the vertical screw rod 5b to rotate, the vertical moving body 3b moves up and down (Z direction), the second motor 47 moves the horizontal screw rod 6b to rotate, the horizontal moving body 2b moves to (Y), the plastic dropping nozzle on the nozzle frame is driven to move up and down and horizontally, the third motor 48 moves the water Ping Sigan b horizontally (X), the die of the horizontal screw rod 4b moves along the length direction, and further three-axis linkage relative to the machine frame X, Y, Z direction is realized when the plastic dropping nozzle drops on the die, various patterns can be formed during plastic dropping, and the product is more attractive and practical.

The number of the sliding blocks is two, so that the stability is high, and the sliding blocks are not easy to deviate.

Through two Z-shaped sliding plates, the assembly and the disassembly are convenient, and the maintenance is convenient.

The plastic dropping nozzle is convenient to install through the installation hole, so that the purpose of quick installation is achieved.

The lead screw is connected through the bearing, so that the mechanical efficiency is better, the lower power consumption can be kept in the operation process of mechanical equipment, and the starting performance is good.

The controller automatically controls and completes the dropping of various patterns, and the automatic positioning and the tight matching can be realized, the template can be connected with the empty template to send the template after the dropping is completed, and the automation degree is high. The ball screw has extremely small friction and is sensitive to input, so that the motion can be accurate, and the micro motion can be finely controlled. The sliding screw is turned and heavier when the axial play is smaller, and the steel ball is in point contact with the screw groove, so that smooth motion can be realized even in a pre-pressing state.

As shown in fig. 9 to 12, the nozzle 49 includes an outer cylinder 1c, an inner cylinder 2c and a nozzle 11c, the inner cylinder 2c is installed in the outer cylinder 1c, a cavity through hole 8c is provided on the inner cylinder 2c, an air hole sleeve 3c is provided at the upper end of the cavity through hole 8c, an air flow hole 7c is provided on the air hole sleeve 3c, the upper end of the air flow hole 7c is communicated with an air pump 9c, the lower end of the air flow hole is communicated with the cavity through hole 8c, a mechanical seal shaft 14c is installed in the nozzle 11c, a thimble 4c is movably provided in the mechanical seal shaft 14c, a circular truncated cone 6c is provided at the upper end of the thimble 4c, a conical tip 10c with a conical tip is provided at the lower end of the circular truncated cone, the circular truncated cone 6c is movably provided below the cavity through hole 8c, the lower shape of the cavity through hole 8c corresponds to the outer side of the nozzle 6c through a spring 5c, a conical tip 12c is provided on the circular truncated cone 11c, and a hole 13c is communicated with the conical tip 12 c.

The hole sleeve 3c is connected to the cavity through hole 8c through a conical screw thread.

A sealing ring is arranged between the inner cylinder body 2c and the inner wall of the outer cylinder body 1 c.

The inclined plane of the round table body 6c and the lower end of the cavity through hole 8c form a gap, the bottom end of the round table body 6c and the bottom of the inner cavity of the outer cylinder body 1 form a gap, and the cavity through holes 8c are communicated with the gap.

In the figure, the arrow sign is the flowing direction of the gas, when the outflow of the colloid in the spray hole 11c needs to be increased, the gas pump 9 fills the gas into the gas flow hole 7c, the gas passes through the cavity through hole 8c, then the clearance between the cavity through hole 8c and the round table body 6c enters the lower part of the round table body 6c, the gas pushes the round table body 6c upwards from the lower part of the round table body 6c, the round table body 6c moves upwards, the conical tip 10c is driven to move upwards, the volume of the conical hole 12c is increased, the amount of the liquid colloid in the feed hole 13c flowing into the conical hole 12c is increased, when the outflow of the colloid in the spray hole 11c needs to be reduced, the gas pump 9c pumps the gas into the gas flow hole 7, the gas pressure in the cavity through hole 8c is reduced, and under the restoring force of the spring 5c, the spring 5 pushes the cone body to move downwards, so that the cone tip 10c moves downwards, the volume of the cone hole 12c is reduced, the amount of liquid colloid in the feeding hole 13c flowing into the cone hole 12c is reduced, the flow of the colloid sprayed out by the nozzle is controlled by controlling air pressure, the cone body 6c moves up and down below the cavity through hole 8c by inflating or exhausting air in the air flow hole 7c, the cone body 6c drives the cone tip to move up and down, the distance between the cone tip and the cone hole is changed, the flow of the colloid passing through the cone hole is controlled, the outflow of the colloid is controlled, the flow is controlled, perfect automatic control is achieved, and the feeding error caused by spraying and closing time is not delayed.

The connection tightness is good through the conical screw thread, and the air leakage is not easy.

The sealing effect is improved through the sealing ring.

The bottom of the round table body is pushed from bottom to top by the gas conveniently through the gap.

The large particles blocked in the taper hole 12c can be pushed out by the lengthening column 15c, so that the obstruction caused by oxidation of the large particles of the liquid is reduced, and the smoothness of the nozzle is ensured.

The signal processor A1, the signal processor B2, the signal processor C3, the signal processor D4, the signal processor E5, the signal processor F6, the signal processor G7, the signal processor H8, the signal processor I9, the signal processor J10, the signal processor K11, and the signal processor M12 are all DSP (digital signal processor) models: ADIADAU1450WBCPZ-RL, package/specification: 72-VFQFN bare pad, CSP, commodity number: IC0074045, vendor number: ADAU1450WBCPZ-RL.

Relay A21, relay B22, relay C23, relay D24, relay E25, relay F26, relay G27, relay H28, relay I29, relay J30 and relay k43 are Schneider plug-in type relay miniature 2 auxiliary contact 5A8 pin two-opening and two-closing 24V, and the signals are: RXM2LB2BD.

The sensors A31, B32, C33, D34, E35, F36, G37, H38, I39, J40 and K41 are loose HG-C1400C 1200 micro laser displacement sensor CMOS distance measurement and looking sun.

In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "first", "second", "left end", "right end", "upper right", "lower left", etc., are directions or positional relationships based on those shown in the drawings, or directions or positional relationships in which the inventive product is conventionally put in use, are merely for convenience of describing the present invention and for simplifying the description, and are not indicative of or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying a relative importance.

The foregoing examples merely represent specific embodiments of the present application, which are described in more detail and are not to be construed as limiting the scope of the present application. It should be noted that, for those skilled in the art, several variations and modifications can be made without departing from the technical solution of the present application, which fall within the protection scope of the present application.

Claims

1. The control method of the plastic dropping machine is characterized by comprising the following steps of:

when a die is arranged on a die plastic dropping machine, when an inductor A (31) senses the die, a signal is sent to a signal processor A (1), a second signal conveying pile A (a 4) generates a signal to a relay B (22), meanwhile, an inductor B (32) senses the die, a signal is sent to a signal processor B (2), a first signal conveying pile B (B3) sends a signal to a relay G (17), two input ends of the relay B (22) receive the signal, a first motor (45) is controlled to rotate positively to drive the die to move leftwards, two dies on the plastic dropping machine simultaneously run in opposite or opposite directions, a mutual inductor is arranged on the plastic dropping machine, the signal is generated to the relay B (22), the two dies on the plastic dropping machine can also independently and freely run, a workbench is arranged on the plastic dropping machine for identification, one of a plurality of programs is selected, the identification of a die connecting workbench is selected, and execution is performed;

b, when the sensor A (31) senses the die, a signal is sent to the signal processor A (1), the first signal conveying pile A (a 3) generates a signal to the relay C (23), meanwhile, the sensor C (33) senses the die, the first signal conveying pile C (C4) generates a signal to the relay C (23), and two input ends of the relay C (23) receive the received signal to control the first motor (45) to rotate reversely, so that the die is driven to move rightwards;

c, when the mould moves, the sensor D (34) senses the mould and sends a signal to the signal processor D (4), the first signal transmission pile D (D3) generates a signal to the relay D (24), meanwhile, the sensor F (36) does not sense the mould and sends a mould-free signal to the signal processor F (6), the fourth signal transmission pile F (F6) sends a signal to the relay D (24), and two input ends of the relay D (24) receive signals to control the clamping device (46) to fix the mould;

c, after the die is fixed, when the sensor D (34) does not sense the die, a die-free signal is sent to the signal processor D (4), the third signal transmission pile D (D5) sends a signal to the relay E (25), meanwhile, the sensor F (36) senses the die and sends the signal to the signal processor F (6), the second signal transmission pile F (F4) sends the signal to the relay E (25), and two input ends of the relay D (24) receive the signal to control the clamping device (46) to release the die;

d, after the die enters the plastic dropping machine, the sensor E (35) senses the die, then sends a signal to the signal processor E (5), the first signal conveying pile E (E3) sends a signal to the relay F (26), meanwhile, the sensor G (37) does not sense the die, a die-free signal is sent to the signal processor G (7), the fourth signal conveying pile G (G6) sends a signal to the relay F (26), and two input ends of the relay F (26) receive the signal to control the second motor to rotate (47) positively, so that the nozzle is moved above the die;

e, after plastic dropping is completed, the first motor (45) rotates positively, the die is removed, when the sensor E (35) does not sense the die, a die-free signal is sent to the signal processor E (5), the third signal conveying pile E (E5) sends a signal to the relay (27), meanwhile, the sensor G (37) senses the die, the signal is sent to the signal processor G (7), the second signal conveying pile G (G4) sends a signal to the relay (27), and two input ends of the relay (27) receive the signal to control the second motor to rotate (47) reversely, so that the nozzle is moved and reset;

f, in the step d, after the nozzle is moved above the die, the sensor F (36) senses the die and sends a signal to the signal processor F (6), the first signal conveying pile F (F3) sends the signal to the relay H (28), the sensor G (37) also senses the die and sends the signal to the signal processor G (7), the first signal conveying pile G (G3) sends the signal to the relay H (28), meanwhile the sensor J (40) senses the die and sends the signal to the signal processor J (10), the first signal conveying pile J (J4) sends the signal to the relay H (28), and two input ends of the relay H (28) receive the signal to control the third motor (48) to rotate positively so that the collision moves downwards to be close to the die;

G, after the nozzle finishes plastic dropping, the sensor F (36) does not sense the die, a die-free signal is sent to the signal processor F (6), the third signal conveying pile F (F5) sends a signal to the relay H (28), the sensor G (37) does not sense the die, the signal is sent to the signal processor G (7), the third signal conveying pile G, (G5) sends a signal to the relay I (29), meanwhile, the sensor K (41) does not sense the die, a die-free signal is sent to the signal processor K (11), the first signal conveying pile K (K3) sends a signal to the relay I (29), and two input ends of the relay I (29) receive signals to control the third motor (48) to reverse, so that the collision moves upwards and leaves the die;

h, in step F, the sensor H (38) senses the die, sends a signal to the signal processor H (8), the first signal transmission pile F (H4) sends a signal to the relay J (30), the sensor I (39) also senses the die, sends a signal to the signal processor I (9), the first signal transmission pile I (I4) sends a signal to the relay J (30), meanwhile, the output end of the relay D (24) sends a signal for controlling the clamping device (46) to the relay J (30), and after two input ends of the relay J (30) receive the signal, the nozzle (49) is controlled to spray a plastic product on the die;

I, when the spraying is finished, the sensor H (38) senses that the spraying amount is enough, a signal is sent to the signal processor H (8), the first signal conveying pile F (H4) sends the signal to the relay k (43), the sensor I (39) senses that the mould is used for sending the signal to the signal processor I (9), the first signal conveying pile I (I4) sends the signal to the relay k (43), meanwhile, the relay E (25) and the relay G (27) send control signals to the relay k (43), and after two input ends of the relay k (43) receive the signals, the control nozzle (49) stops spraying the plastic;

j, when the sensor A (31) does not feel that a die is required, a die-free signal is sent to the signal processor A (1), a third signal conveying pile (a 5) sends the signal to the relay A (21), meanwhile, the sensor B (32) does not sense the die, the die-free signal is sent to the signal processor B (2), a second signal conveying pile B (B4) sends the die-free signal to the relay A (21), two input ends of the relay A (21) receive the signal and then control a conveying device (44) to convey the die through a conveying belt, as two plastic dropping machines are adopted for dropping, the fabric is dripped, the quantity of the fabric is small and the fabric cannot stay in a heating chamber, the fabric cannot be baked until no movement is stopped, and the other fabric is not baked until the quantity of the fabric is large, so that the pressing time is also given to pressing equipment, the conveying belt is a chain type conveying belt, and the two chains are provided, one chain is intermittently operated and stay in rotation, the other continuous circulation rotation is carried out, the pressing equipment is enough time, after the two plastic dropping machines are driven by the two plastic dropping machines to move, after the two chain machines are driven by the middle driving machines to move to the middle driving machines, the two circulation cylinders are arranged, the two transfer machines are driven to finish the condition that the die is stopped, and the two circulation conditions are completed, and the transfer machines are mutually-conductive, and the die is stopped, and the condition is completely;

The control system of the plastic dropping machine comprises a weak current control system and a strong current control system, wherein the weak current control system comprises a signal processor A (1), a signal processor B (2), a signal processor C (3), a signal processor D (4), a signal processor E (5), a signal processor F (6), a signal processor G (7), a signal processor H (8), a signal processor I (9), a signal processor J (10), a signal processor K (11) and a signal processor M (12), the strong current control system comprises a relay A (21), a relay B (22), a relay C (23), a relay D (24), a relay E (25), a relay F (26), a relay G (27), a relay H (28), a relay I (29), a relay J (30) and a relay K (43), a first signal conveying pile A (a 3), a second signal conveying pile A (a 4) and a third signal conveying pile (5) are arranged on the signal processor A (1), a signal pile C (4) is arranged on the first signal processor B (2) and a signal pile C (4), the signal processor D (4) is provided with a first signal conveying pile D (D3), a second signal conveying pile D (D4) and a third signal conveying pile D (D5), the signal processor E (5) is provided with a first signal conveying pile E (E3), a second signal conveying pile E (E4) and a third signal conveying pile E (E5), the signal processor F (6) is provided with a first signal conveying pile F (F3), a second signal conveying pile F (F4), a third signal conveying pile F (F5) and a fourth signal conveying pile F (F6), the signal processor G (7) is provided with a first signal conveying pile G (G3), a second signal conveying pile G (G4), a third signal conveying pile G (G5) and a fourth signal conveying pile G (G6), the signal processor H (8) is provided with a first signal conveying pile H (H4) and a second signal conveying pile F (F4), the third signal conveying pile F (F5) and a fourth signal conveying pile F (F6), the signal processor G (7) is provided with a first signal conveying pile G (G3), the signal processor G (G4) and the fourth signal conveying pile G (G6), the signal processor G (H) is provided with a first signal conveying pile H (H) and the signal processor (K) is provided with a fourth signal conveying pile I (K6), the signal processor (J) is provided with a signal processor I (J) and the signal processor I (J) is provided with a signal conveying pile I (J) and the signal processor (I) is provided with a signal conveying pile I (6), the first signal conveying pile A (a 3) is connected with the input end of the relay C (23) through signal lines, the third signal conveying pile (a 5) is connected with the input end of the relay A (21) through signal lines at the negative electrode connection position of the signal lines, the negative electrode connection position of the signal processor K (11) is connected with the input end of the relay A (21) through signal lines, the second signal conveying pile A (a 4) is connected with the input end of the relay B (22) through signal lines, the first signal conveying pile B (B3) is connected with the input end of the relay B (22) through signal lines, the first signal conveying pile C (C4) is connected with the input end of the relay C (23) through signal lines, the first signal conveying pile D (D3) is connected with the input end of the relay D (24) through signal lines, the fourth signal conveying pile F (F6) is connected with the input end of the relay D (24) through signal lines, the third signal conveying pile B (B3) is connected with the input end of the relay E (25) through signal lines, the first signal conveying pile C (C4) is connected with the input end of the relay E (25) through signal line E (C4), the third signal conveying pile E (E5) is connected with the input end of the relay G (27) through a signal wire, the fourth signal conveying pile G (G6) is connected with the input end of the relay G (27) through a signal wire, the first signal conveying pile F (F3) is connected with the input end of the relay J (28) through a signal wire, the first signal conveying pile J (J4) is connected with the input end of the relay H (28) through a signal wire, the third signal conveying pile F (F5) and the third signal conveying pile G (G5) are both connected with the input end of the relay I (29) through a signal wire, the second signal conveying pile K (K6) is connected with the input end of the relay I (29) through a signal wire, the signal output ends of the relay D (24) and the relay F (26) are both connected with the input end of the relay J (30) through signal wires, the first signal conveying pile H (H4) and the second signal pile F (K6) are both connected with the input end of the relay I (25) through a signal wire and the input end of the relay I (25) and the signal pile I (K6) are both connected with the input end of the relay I (43); the signal processor A (1) is connected with the inductor A (31), the signal processor B (2) is connected with the inductor B (32), the signal processor C (3) is connected with the inductor C (33), the signal processor D (4) is connected with the inductor D (34), the signal processor E (5) is connected with the inductor E (35), the signal processor F (6) is connected with the inductor F (36), the signal processor G (7) is connected with the inductor G (37), the signal processor H (8) is connected with the inductor H (38), the signal processor I (9) is connected with the inductor I (39), the signal processor J (10) is connected with the inductor J (40), the signal processor K (11) is connected with the inductor K (41), and the signal processor M (12) is connected with the inductor M (42).

2. The control method of the plastic dropping machine according to claim 1, wherein: the signal processor A (1), the signal processor B (2) are connected, the signal processor C (3), the signal processor D (4), the signal processor E (5) are connected, the signal processor F (6), the signal processor G (7), the signal processor H (8), the signal processor I (9), the signal processor J (10), the signal processor K (11) the positive and negative poles of the signal processor M (12), the relay A (21), the relay B (22), the relay C (23), the relay D (24), the relay E (25), the relay F (26), the relay G (27), the relay H (28), the relay I (29), the relay J (30) and the relay K (43) are respectively connected with the positive and negative poles of a weak power supply.

3. The control method of the plastic dropping machine according to claim 1, wherein: the plastic dropping machine comprises a first frame (1 a) and a second frame (2 a), a plastic dropping device (4 a) and a first motor (45) are arranged on the first frame (1 a) and the second frame (2 a), a bottom plate (3 a) is connected between the first frame (1 a) and the second frame (2 a), a sliding block (5 a) and a bearing (8 a) are arranged on the bottom plate (3 a), one ends of a first screw rod (7 a) and one end of a second screw rod (14 a) are respectively arranged at two ends of the bearing (8 a), the other end of the first screw rod (7 a) is arranged on a first motor (45) of the first frame (1 a), the other end of the second screw rod (14 a) is arranged on a first motor (45) of the second frame (2 a), two ends of the bearing (8 a) are respectively provided with a sliding plate (9 a), a spiral through hole (10 a) and a sliding groove (11 a) are arranged on the sliding plate (9 a), one end of the first screw rod (7 a) is connected with the corresponding sliding block (10 a), and the other end of the first screw rod (7 a) is connected with the sliding plate (9 a) through the corresponding sliding plate (10 a).

4. A control method of a plastic dropping machine according to claim 3, wherein: the novel horizontal type vertical type horizontal machine comprises a first frame (1 a) and a second frame (2 a), wherein a horizontal moving body (2 b), a vertical moving body (3 b), a horizontal screw rod (6 b), a horizontal sliding block (8 b), a second motor (47) and a fourth motor (49) are arranged on the first frame and the second frame (2 a), a vertical screw rod (5 b) and a vertical sliding block (7 b) are arranged on the front face of the horizontal moving body (2), a horizontal spiral hole (13 b) corresponding to the horizontal screw rod (6 b) is arranged on the back face of the horizontal moving body, a horizontal sliding groove (12 b) corresponding to the horizontal sliding block (8 b) is further arranged on the back face of the horizontal moving body, a first motor (45) is connected to the vertical screw rod (5 b), a nozzle frame (19 b) is arranged on the front face of the vertical moving body (3 b), a vertical sliding groove (15 b) corresponding to the vertical sliding block (7 b) is arranged on the back face of the vertical moving body, a vertical spiral hole (16 b) corresponding to the vertical screw rod (5 b) is further arranged on the back face of the vertical moving body, a horizontal screw rod (4 b) and a horizontal screw rod (17 b) are arranged below the horizontal motor (4 b), and the horizontal motor (4 b) is connected to the fourth motor (47).

5. The control method of the plastic dropping machine according to claim 1, wherein: the nozzle (49) comprises an outer cylinder body (1 c), an inner cylinder body (2 c) and a spray hole (11 c), the inner cylinder body (2 c) is arranged in the outer cylinder body (1 c), a cavity through hole (8 c) is formed in the inner cylinder body (2 c), an air hole sleeve (3 c) is arranged at the upper end of the cavity through hole (8 c), an air flow hole (7 c) is formed in the air hole sleeve (3 c), an air pump (9 c) is communicated with the upper end of the air flow hole (7 c), the lower end of the air pump is communicated with the cavity through hole (8 c), a mechanical seal shaft (14 c) is arranged in the spray hole (11 c), a thimble (4 c) is movably arranged in the mechanical seal shaft (14 c), a conical tip (6 c) with a conical tip shape is arranged at the lower end of the cavity through hole (8 c), the conical tip (10 c) is movably arranged below the cavity through hole (8 c), the conical tip (5 c) is connected with the upper end of the inner cylinder body (1 c) through a spring (5 c), and the conical tip (12 c) is correspondingly arranged at the upper end of the cavity through hole (12 c), and the conical tip (12 c) is correspondingly provided with the spray hole (12 c).