CN108569521B - Spiral continuous conveying equipment - Google Patents

Abstract

The utility model provides a spiral continuous conveying equipment, includes spiral continuous conveying device, first drive connecting device, first drive rotary device, camshaft drive arrangement and cam thrust unit for the transmission material and carry out functional operation to the material, spiral continuous conveying device includes screw rod mount, screw rod, material way support frame and direction mount of a certain quantity, and the screw rod is erect on the screw rod mount and one end is connected with first drive rotary device through first drive connecting device, and the material bottom offsets with the material way support frame, and the side offsets with screw rod and direction mount respectively. The invention adopts a method of conveying the bus bar on the side of the screw, and places the materials on the side of the screw for conveying, compared with the original method of conveying the bus bar on the screw, the invention can convey the materials with regular shape and larger shape, and the bearing capacity is larger because the materials are placed on the supporting frame due to the supporting frame of the material channel.

Description

Spiral continuous conveying equipment

Technical Field

The invention relates to the technical field of conveying equipment, in particular to spiral continuous conveying equipment.

Background

The existing spiral conveying equipment can only convey fluid medium materials basically, the conveying posture of the fluid medium materials is not limited, and the conveying of solids with regular shapes and larger shapes is difficult, so that the conveying of solids with regular and uniform shapes which are required to be maintained in a certain posture is more difficult.

In addition, at present screw conveying equipment, most utilize the last generating line of screw rod to carry, to the great material of bearing, the rigidity and the intensity of screw rod need do bigger, and the appearance of equipment can be very big, and required material uses can greatly increased, and the degree of difficulty and the cost of processing screw rod can doubly increase, and the economical type of equipment itself is relatively poor, also does not environmental protection.

In the control of a spiral conveying complete machine, common enterprises or equipment carry materials more singly, the conveying speed and the conveying distance are basically not adjustable, or the adjusting range is not wide enough, and the adjusting precision is not high, so that in actual production, the conveying of the materials is not flexible enough, and the conveying speed and the conveying distance are limited. For the times of higher individuation degree at present, the requirements of actual production cannot be met.

Disclosure of Invention

The invention aims to solve the problems in the prior art, and provides a spiral continuous conveying device which adopts a method of conveying a bus on the side of a screw to place materials on the side of the screw for conveying, so that the materials with regular shapes and larger shapes can be conveyed.

In order to achieve the above purpose, the invention adopts the following technical scheme:

the utility model provides a spiral continuous conveying equipment, includes spiral continuous conveying device, first drive connecting device and first drive rotary device for the transmission material, spiral continuous conveying device includes screw rod mount, screw rod, material way support frame and the direction mount of a certain amount, and the screw rod is erect on the screw rod mount and one end is connected with first drive rotary device through first drive connecting device, and the material bottom offsets with the material way support frame, and the side offsets with screw rod and direction mount respectively. The first driving connecting device is driven to do rotary motion through the rotary motion of the first driving rotating device, then the screw rod is driven to do rotary motion, and the position of the object is changed through the object doing rotary ascending motion around the spiral line.

Preferably, the apparatus further comprises a cam shaft drive and one or more of a bottom cam follower, a top cam follower and a side cam follower, and the number is at least one. The bottom cam pushing device, the top cam pushing device and the side cam pushing device respectively make certain actions on the materials from the bottom, the top and the side of the materials.

Preferably, the cam shaft driving device comprises a second driving rotating device, a second driving connecting device, a cam shaft and a cam shaft fixing seat, wherein the cam shaft is arranged on the cam shaft fixing seat in a erected mode, one end of the cam shaft is connected with the second driving rotating device through the second driving connecting device, and at least one pushing cam is arranged on the cam shaft. The second driving connecting device is driven to do rotary motion through the rotary motion of the second driving rotary device, and then the cam shaft is driven to do rotary motion, and the pushing cam on the cam shaft drives the cam pushing device when rotating.

Preferably, the number of the camshafts is at least two, and the driving pulleys are arranged on the camshafts to transmit power and synchronously move.

Preferably, the bottom cam pushing device comprises a first cam pushing rod, a first connecting rod and a first functional pushing rod which are sequentially connected, wherein the first cam pushing rod and the first functional pushing rod are respectively and slidably connected with the first pushing rod sliding block seat, and a first thrust spring is arranged on the first cam pushing rod and is propped against the pushing cam.

Preferably, the top cam pushing device comprises a second cam pushing rod, a plurality of hinged second connecting rods and a second functional pushing rod which are sequentially connected, the second cam pushing rod and the second functional pushing rod are respectively and slidably connected with a second pushing rod sliding block seat, a second thrust spring is arranged on the second cam pushing rod and is abutted against the pushing cam, and a connecting rod fixing seat is hinged on the second connecting rod connected with the second functional pushing rod.

Preferably, the side cam pushing device comprises a third cam pushing rod, a plurality of hinged third connecting rods and a third functional pushing rod which are sequentially connected, the third cam pushing rod and the third functional pushing rod are respectively and slidably connected with a third pushing rod sliding block seat, and a third thrust spring is arranged on the third cam pushing rod and is propped against the pushing cam.

Preferably, a first adjusting rod is arranged between the first cam pushing rod and the first connecting rod, a second adjusting rod is arranged between the second cam pushing rod and the second connecting rod, and a third adjusting rod is arranged between the third cam pushing rod and the third connecting rod.

Preferably, the screw fixing frame comprises a supporting structure of the screw, a lubrication system required by the supporting structure and a fixing structure for preventing the screw from axially moving.

Preferably, the screw achieves the zoom control in the length direction through multi-section splicing.

Preferably, the material channel supporting frame comprises a supporting structure of the material, a lubricating system of the supporting structure and a filtering and controlling device of the lubricating system.

Preferably, the first driving rotation device comprises a motor controlled by variable frequency or servo control, a motor reducer, a controller of a frequency converter or servo motor of the variable frequency motor, a sensor, a PLC system and a communication transmission module.

The invention has the beneficial effects that: 1. the equipment adopts a method of conveying by a bus at the side of the screw, and materials are placed on the side of the screw for conveying.

2. The rigidity and strength of the screw are enough to meet the conveying force, and the gravity of the bearing materials is not needed, so that the overall dimension of the screw can be small, the materials are saved, the processing difficulty of the screw is also simpler, the economical efficiency is better, and the screw is more environment-friendly.

3. The side face of the screw is provided with the material channel supporting frame and the guide fixing frame, the gesture of material conveying can be completely limited, the condition that regular materials and large-size solid materials need to be conveyed in a consistent gesture is met, and the requirements are met more easily in actual production.

4. And carrying out other functional actions on the conveyed materials by adopting a cam mechanical linkage mode. By configuring each position of the cam shaft on the equipment and simultaneously using cam transmission structures in various forms, the accurate positioning of the conveyed materials, the assembly of the materials, the detection of the materials, the re-conveying of the materials in other directions and the like can be realized after the screw is conveyed. The mechanical structure can reduce the maintenance and use cost of the equipment, and the whole equipment can run more accurately, stably and efficiently.

5. And the material conveying is controlled by adopting various modes of sensor integration and PLC real-time closed-loop control. The stepless speed change conveying and flexible conveying of materials can be realized through signal acquisition, communication transmission, PLC programming control and real-time closed loop feedback of various signals of various sensors; the materials are automatically monitored by using a sensing technology, so that manual intervention and adjustment are not needed, and manual control of material counting and monitoring is eliminated; the labor intensity of people and various risks caused by the reasons of people are greatly reduced, so that automatic, intelligent and environment-friendly continuous material conveying is realized. The PLC programming and linear control can meet the requirements of conveying materials with different media and different shapes, so that the multifunctional purpose of the material conveying equipment is greatly improved, and the equipment utilization rate is greatly improved.

Drawings

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

FIG. 2 is a schematic front view of a material conveying section of the present invention;

FIG. 3 is a schematic top view of the material conveying section of the present invention;

FIG. 4 is a schematic front view of the spiral continuous conveyor of the present invention;

FIG. 5 is a schematic side view of the spiral continuous conveyor of the present invention;

FIG. 6 is a schematic view of a cam shaft driving apparatus according to the present invention;

FIG. 7 is a schematic view of a bottom cam-pushing device of the present invention;

FIG. 8 is a schematic view of the top cam-pushing device of the present invention;

fig. 9 is a schematic view of a side cam pushing device according to the present invention.

Number in the figure: 10. the spiral continuous conveying device comprises a spiral continuous conveying device 11, a screw fixing frame 12, screws 13, a material channel supporting frame 14 and a guide fixing frame; 20. a first drive connection means; 30. a first drive rotation device; 40. a material; 50. a cam shaft driving device 51, a second driving rotating device 52, a second driving connecting device 53, a cam shaft 54, a pushing cam 55, a driving belt wheel 56 and a cam shaft fixing seat; 60. the bottom cam pushing device 61, the first cam pushing rod 62, the first thrust spring 63, the first pushing rod sliding block seat 64, the first adjusting rod 65, the first connecting rod 66 and the first functional pushing rod; 70. the top cam pushing device 71, the second cam push rod 72, the second thrust spring 73, the second push rod sliding block seat 74, the second adjusting rod 75, the second connecting rod 76, the second functional push rod 77 and the connecting rod fixing seat; 80. side cam pushing device 81, third cam pushing rod 82, third thrust spring 83, third pushing rod sliding block seat 84, third adjusting rod 85, third connecting rod 86 and third functional pushing rod.

Detailed Description

The invention is further illustrated by the following detailed description and the accompanying drawings.

As shown in fig. 1 to 5, a spiral continuous conveyor apparatus includes a spiral continuous conveyor 10, a first drive connection device 20, a first drive rotation device 30, a cam shaft drive device 50, and a cam pushing device for conveying a material 40 and performing a certain functional action on the material. The spiral continuous conveying device 10 comprises a certain number of screw fixing frames 11, screw rods 12, a material channel supporting frame 13 and a guide fixing frame 14, wherein the screw rods 12 are arranged on the screw fixing frames 11 in a erected mode, one end of each screw rod 12 is connected with a first driving and rotating device 30 through a first driving and connecting device 20, the bottoms of materials 40 are abutted against the material channel supporting frame 13, and the side faces of each screw rod are respectively abutted against the screw rods 12 and the guide fixing frame 14. The types of cam pushers include a bottom cam pusher 60, a top cam pusher 70, and a side cam pusher 80, one or more of which are included in the apparatus, and at least one of each.

The screw fixing frame 11 includes a supporting structure of the screw 12, a lubrication system required by the supporting structure, and a fixing structure for preventing the screw 12 from axially moving. The support structure provides both support force to the screw 12 and limits side-to-side oscillation of the screw 12 rotation during rotation of the screw 12. The lubrication system required by the support structure itself may reduce frictional resistance as the screw 12 rotates, while also reducing wear of the screw 12 and the support structure itself. While the axially floating fixed structure counteracts the reaction force of the material 40 during continuous transport of the screw 12.

The screw 12 in the screw continuous conveying device 10 is designed according to multiple parameters according to the total conveying length L, the lead P and the tangential size Q of the materials 40. The screw 12 can be designed to be infinitely long, and the length direction scaling control can be performed by using a multi-section splicing technology. The screw 12 may be machined using four-axis machining center machining segment milling or numerically controlled lathe turning, which are common today.

The material channel supporting frame 13 in the spiral continuous conveying apparatus 10 comprises a set of supporting structures for supporting the conveyed materials 40, a lubricating system of the supporting structures and a filtering and controlling device of the lubricating system. When the screw 12 conveys the material 40, a corresponding supporting force is provided to the material 40, and the friction coefficient between the material 40 and the supporting structure is reduced, so that the corresponding friction force is reduced.

Wherein the guide holder 14 in the screw conveyor 10 comprises a set of guides that hold the conveyed material 40. As the screw 12 conveys the material 40, rotation of the material 40 about the axis of the screw 12 is restricted and the guidance of the material 40 is controlled so that it is conveyed forward with a fixed attitude.

In addition, the driving rotation device 30 includes a variable frequency controlled motor or servo controlled motor, a motor reducer, a controller of the variable frequency motor or servo motor, a set of sensors, a PLC system and various communication transmission modules, and through automatic programming, data transmission and conversion protocols, flexible and automatic closed-loop control is implemented on the conveying speed of the spiral continuous conveying device 10 and the conveying distance of the materials 40, so as to meet the conveying requirements of different materials.

Referring to fig. 6, the cam shaft driving device 50 includes a second driving rotation device 51, a second driving connection device 52, a cam shaft 53 and a cam shaft fixing seat 56, wherein the cam shaft 53 is mounted on the cam shaft fixing seat 56 and one end of the cam shaft 53 is connected with the second driving rotation device 51 through the second driving connection device 52, and at least one pushing cam 54 is arranged on the cam shaft 53. The number of the camshafts 53 is at least two, and the driving pulleys 55 are arranged on the camshafts 53 to transmit power to synchronously move. For the functional action of the material in the device in the respective positions, two cam shafts are arranged parallel to the axis of the screw, between which, in addition to the synchronous movement using the drive pulleys 55, the cam shafts can also be arranged in a vertically distributed or other spatially distributed manner by means of a gear connection. Corresponding pushing cams 54 can be arranged at the positions of the two camshafts according to the requirements of the positions of the materials, so that the pushing function of the pushing cams 54 is added at the position where the materials stay after being conveyed by the screw.

Referring to fig. 7, the bottom cam pushing device 60 includes a first cam pushing rod 61, a first connecting rod 65 and a first functional pushing rod 66 that are sequentially connected, the first cam pushing rod 61 and the first functional pushing rod 66 are slidably connected with a first pushing rod slider seat 63, a first adjusting rod 64 is disposed between the first cam pushing rod 61 and the first connecting rod 65, and a first thrust spring 62 is disposed on the first cam pushing rod 61 and abuts against the push cam 54. The first thrust spring 62 may keep the first cam follower 61 in contact with the thrust cam 54 at all times. The rotational movement of the push cam 54 can be converted into the up-and-down movement of the first function push rod 66, and the start and end positions of the displacement of the first function push rod 66 can be changed by the first adjustment lever 64. The bottom cam pushing device 60 can be used for direct functional action under the material 40, the movement directions of the first cam pushing rod 61 and the first functional pushing rod 66 are the same, for example, the first functional pushing rod 66 is aligned with the material 40 conveyed by the screw 12, the material 40 can be directly ejected out of the screw groove position of the screw 12 from bottom to top, the material 40 at the position can be removed, and the spring force of the first thrust spring 62 and the gravity action of each rod can be used for applying the acting force from top to bottom to the material 40 for detecting the material 40 or performing the light load functional action.

Referring to fig. 8, the top cam pushing device 70 includes a second cam pushrod 71, a plurality of hinged second connecting rods 75 and a second functional pushrod 76, which are sequentially connected, the second cam pushrod 71 and the second functional pushrod 76 are slidably connected with a second pushrod sliding seat 73, a second adjusting rod 74 is disposed between the second cam pushrod 71 and the second connecting rod 75, a second thrust spring 72 is disposed on the second cam pushrod 71 and abuts against the push cam 54, and a connecting rod fixing seat 77 is hinged on the second connecting rod 75 connected with the second functional pushrod 76. The second thrust spring 72 can keep the second cam follower 71 and the thrust cam 54 in contact all the time, and the start and end positions of the displacement of the second function follower 76 can be changed by the second adjustment lever 74. The top cam pushing device 70 can be used for direct functional action above the material 40, and the movement directions of the second cam pushing rod 71 and the second functional pushing rod 76 are opposite, for example, the second functional pushing rod 76 is aligned with the material 40 conveyed by the screw 12, and another material sub-assembly is pressed into the material 40 on the screw 12 from top to bottom, so that the purpose of assembling parts is achieved.

As shown in fig. 9, the side cam pushing device 80 includes a third cam pushing rod 81, a plurality of hinged third connecting rods 85 and a third functional pushing rod 86, which are sequentially connected, the third cam pushing rod 81 and the third functional pushing rod 86 are respectively slidably connected with a third pushing rod sliding seat 83, a third adjusting rod 84 is arranged between the third cam pushing rod 81 and the third connecting rod 85, and a third thrust spring 82 is arranged on the third cam pushing rod 81 and is propped against the pushing cam 54. The third thrust spring 82 can keep the third cam follower 81 and the thrust cam 54 in contact all the time, and the start and end positions of the displacement of the third function follower 86 can be changed by the third adjustment lever 84. The side cam pushing device 80 can be used for functional actions of the side surface of the material 40, the movement directions of the third cam pushing rod 81 and the third cam pushing rod 86 are mutually perpendicular, for example, the third cam pushing rod 86 can be used for pushing the material 40 conveyed by the screw 12 tightly, accurate positioning and fixing of the material 40 at a specific position can be achieved, the material 40 can be reprocessed by matching with other actions, and the like, and the material 40 can be ejected out of the position of the screw 12 along the movement direction of the third cam pushing rod 86, so that the removal of the material 40 or the direction change conveying can be achieved.

The working description of the equipment is as follows: the first driving connection device 20 is driven to rotate by the rotation of the first driving rotation device 30, and then the screw 12 is driven to rotate, so that the position of the object is changed by the object rotating and lifting around the spiral line. The material 40 is limited in two directions by the material channel supporting frame 13 and the guide fixing frame 14, and cannot rotate 360 degrees around the spiral line and self-rotate, so that the material 40 can only move towards the axis direction of the screw 12 in a fixed posture. By designing the multi-element parameters L, P, Q of the screw 12 and controlling the rotation speed V1 by an automatic control system in the first driving rotation device 30, single or multiple materials 40 can be continuously conveyed in any length at the same time in a stepless speed change way, so that the purpose of conveying the materials 40 is achieved. And the in-place condition of the material 40 and the data statistics of the material 40 are controlled and detected through the functions of the PLC system and the sensor.

Meanwhile, the second driving connecting device 52 is driven by the rotation of the second driving rotating device 51, and then the cam shaft 53 is driven to rotate, and the cam pushing devices are flexibly arranged at the stations where the materials 40 need to be assembled or detected, so that the cam pushing devices at all positions are matched with the conveying of the screw 12 to perform corresponding functional actions. The rotation speed V2 of the second driving rotation device 51 needs to be matched with the rotation speed V1 of the first driving rotation device 30, and cam motion curves of the pushing cams 54 of each station need to be reasonably designed, so that after the screw 12 conveys the material 40 with one step, the cam pushing devices of each station do not interfere with each other to operate for one time.

Example 1: the material 40 with the length of 30mm and the excircle phi of 15mm is continuously and vertically conveyed for 3m, and the side cam pushing devices 80 and the bottom cam pushing devices 60 are respectively arranged at the positions of 50mm,75mm,175mm,275mm,300mm,500mm and the like of the material 40, so that the accurate positioning of the material and the detection of the material are respectively realized.

Step 1, defining the length L of a screw 12 to be more than or equal to 3m, wherein the total length L=3.5m;

step 2, defining a lead p=25 mm (greatest common divisor) of the screw 12;

step 3, defining the screw 12 to directly convey the material 40;

step 4, defining the tangential size Q=2mm of the screw 12 and the conveyed material 40 (the material 40 has a small shape and a single weight of about 0.041Kg and is lighter);

step 5, defining rotation speeds V1 (according to torque and moving speed of the material 40) and V2 of the variable frequency control motor or the servo control motor in the first driving rotation device 30 and the second driving rotation device 51: v1=60 rad/min, v2=25 rad/min;

step 6, defining lubrication parameters;

step 7, selecting a first driving connecting device 20 and a second driving connecting device 52, and connecting by adopting a diaphragm type coupling;

step 8, designing a material channel supporting frame 13 and a guiding fixing frame 14 of the material 40.

In summary, the whole set of spiral continuous conveying equipment can continuously convey 120 materials 40, keep the materials 40 to continuously move forwards in a vertical posture at a speed of 25mm/s, and ensure that the materials 40 are detected and counted at the positions of 50mm,75mm,175mm,275mm,300mm and 500mm of the distances between the materials 40.

Example 2: the material 40 with the length of 5mm and the excircle phi of 7mm is continuously and vertically conveyed for 2m, and cam pushing devices are arranged at the positions of 15mm,45mm,135mm,255mm,315mm,525mm,1005mm and the like of the material 40, and a top cam pushing device 70 is additionally arranged at the position of 15mm and is used for assembling sub-workpieces on the material 40; at the other stations, a side cam-pushing device 80 and a bottom cam-pushing device 60 are provided for the accurate positioning of the material 40 and the detection of the material 40, respectively.

Step 1, defining the length L of a screw 12 to be more than or equal to 2m, wherein the total length L=2.4m;

step 2, defining the lead p=15 mm (greatest common divisor) of the screw 12;

step 3, defining a screw 12 to indirectly convey the material 40, designing a conveying material box D, wherein the appearance of the conveying material box D is phi 12XL20mm, and the conveying material box D is used for keeping and conveying the posture of the material 40;

step 4, defining the tangential size q=1.5 mm of the screw 12 and the conveying material box D (the shapes of the material 40 and the conveying material box D are not large, and the total weight of the single material box D and the material 40 is about 0.018Kg, so that the single material box D is lighter);

step 5, defining rotation speeds V1 (according to torque and moving speed of the material 40) and V2 of the variable frequency control motor or the servo control motor in the first driving rotation device 30 and the second driving rotation device: v1=90 rad/min, v2=20 rad/min;

step 6, defining lubrication parameters;

step 7, selecting a first driving connecting device 20 and a second driving connecting device 52, and connecting by adopting a diaphragm type coupling;

and 8, designing a material channel supporting frame 13 and a guide fixing frame 14 for conveying the material box D.

In summary, the whole set of spiral continuous conveying equipment can continuously convey 133 materials 40, keep the vertical posture of the materials 40 to continuously move forwards at the speed of 22.5mm/s, ensure that the materials 40 are assembled at the interval of 15mm, and detect the materials 40 at the positions of 45mm,135mm,255mm,315mm,525mm and 1005mm and make conveying data statistics.

The above embodiments are merely examples of the present invention, but the present invention is not limited thereto, and the present invention may be applied to similar products, and any person skilled in the art who is skilled in the field of the present invention shall make changes or modifications within the scope of the present invention.

Claims (6)

1. A spiral continuous conveying apparatus, characterized in that: the device comprises a spiral continuous conveying device (10), a first driving connecting device (20) and a first driving rotating device (30), and is used for conveying materials (40), wherein the spiral continuous conveying device (10) comprises a certain number of screw fixing frames (11), screws (12), a material channel supporting frame (13) and a guide fixing frame (14), the screws (12) are erected on the screw fixing frames (11), one ends of the screws are connected with the first driving rotating device (30) through the first driving connecting device (20), the bottoms of the materials (40) are propped against the material channel supporting frame (13), and the side surfaces of the materials are propped against the screws (12) and the guide fixing frame (14);

also comprises a cam shaft driving device (50) and one or more of a bottom cam pushing device (60), a top cam pushing device (70) and a side cam pushing device (80), and the number is at least one;

the cam shaft driving device (50) comprises a second driving rotating device (51), a second driving connecting device (52), a cam shaft (53) and a cam shaft fixing seat (56), wherein the cam shaft (53) is erected on the cam shaft fixing seat (56) and one end of the cam shaft (53) is connected with the second driving rotating device (51) through the second driving connecting device (52), and at least one pushing cam (54) is arranged on the cam shaft (53);

the number of the camshafts (53) is at least two, and power is transmitted by arranging driving pulleys (55) on the camshafts (53);

the bottom cam pushing device (60) comprises a first cam pushing rod (61), a first connecting rod (65) and a first function pushing rod (66) which are sequentially connected, the first cam pushing rod (61) and the first function pushing rod (66) are respectively in sliding connection with a first pushing rod sliding block seat (63), and a first pushing spring (62) is arranged on the first cam pushing rod (61) and props against the pushing cam (54);

the top cam pushing device (70) comprises a second cam pushing rod (71), a plurality of hinged second connecting rods (75) and a second functional pushing rod (76) which are sequentially connected, the second cam pushing rod (71) and the second functional pushing rod (76) are respectively and slidably connected with a second pushing rod sliding block seat (73), a second pushing spring (72) is arranged on the second cam pushing rod (71) and props against the pushing cam (54), and a connecting rod fixing seat (77) is hinged on the second connecting rod (75) connected with the second functional pushing rod (76);

the side cam pushing device (80) comprises a third cam pushing rod (81), a plurality of hinged third connecting rods (85) and a third functional pushing rod (86) which are sequentially connected, the third cam pushing rod (81) and the third functional pushing rod (86) are respectively and slidably connected with a third pushing rod sliding block seat (83), and a third pushing spring (82) is arranged on the third cam pushing rod (81) and props against the pushing cam (54).

2. A spiral continuous conveyor apparatus as in claim 1 wherein: a first adjusting rod (64) is arranged between the first cam pushing rod (61) and the first connecting rod (65), a second adjusting rod (74) is arranged between the second cam pushing rod (71) and the second connecting rod (75), and a third adjusting rod (84) is arranged between the third cam pushing rod (81) and the third connecting rod (85).

3. A spiral continuous conveyor apparatus as in claim 1 wherein: the screw fixing frame (11) comprises a supporting structure of the screw (12), a lubrication system required by the supporting structure and a fixing structure for preventing the screw (12) from axially moving.

4. A spiral continuous conveyor apparatus as in claim 1 wherein: the screw (12) realizes the length direction zoom control through multi-section splicing.

5. A spiral continuous conveyor apparatus as in claim 1 wherein: the material channel supporting frame (13) comprises a supporting structure of the material (40), a lubricating system of the supporting structure and a filtering and controlling device of the lubricating system.

6. A spiral link conveyor apparatus as in any one of claims 1-5 wherein: the first driving rotating device (30) comprises a motor controlled by variable frequency or servo, a motor reducer, a controller of the variable frequency motor or the servo motor, a sensor, a PLC system and a communication transmission module.