CN111573184B

CN111573184B - Loading and unloading conveyor

Info

Publication number: CN111573184B
Application number: CN202010465680.XA
Authority: CN
Inventors: 朱奇; 周志红; 李强; 张鑫
Original assignee: Hunan Industry Polytechnic
Current assignee: Hunan Industry Polytechnic
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2021-06-04
Anticipated expiration: 2040-05-28
Also published as: CN111573184A

Abstract

The invention discloses a loading and unloading conveyor which comprises a saggar input rail, a saggar unloading device, a saggar transition rail, a saggar loading device and a saggar output rail, wherein the output end of the saggar input rail is connected with the input end of the saggar unloading device, the output end of the saggar unloading device is connected with the input end of the saggar transition rail, the output end of the saggar transition rail is connected with the input end of the saggar loading device, the output end of the saggar loading device is connected with the input end of the saggar output rail, the saggar unloading device comprises an unloading hopper, a mounting frame and an unloading manipulator, the unloading manipulator is used for pouring materials in saggars on the saggar input rail into the unloading hopper and placing the hopper on the saggar transition rail, and. The invention realizes the integration of automatic charging, automatic discharging and automatic conveying of powder metallurgy materials, and further lays a foundation for the full-automatic production of powder metallurgy.

Description

Loading and unloading conveyor

Technical Field

The invention relates to the field of powder sintering equipment, in particular to a loading and unloading conveyor integrating automatic loading, automatic unloading and automatic conveying.

Background

In a powder material sintering plant for powder metallurgy, lithium battery materials, mineral smelting, or the like, a tunnel kiln is generally used for sintering. In order to improve the automation degree, automatic conveying line body structures can be arranged at the first two ends outside the kiln, so that the streamlined circulating operation of the sintering process is realized.

At present, the conventional method is that at first the sagger of feeding is carried out the manual weighing filling and is loaded, then carries the transfer chain on, after the sintering cooling, again through artifical dumping unloading, has following problem:

1. manual loading and manual unloading are adopted, the randomness of manual operation is relatively high, a large amount of carrying operation exists in the work of workers, the labor intensity is high, the efficiency is relatively low, and the integral automatic circulation operation of powder sintering cannot be realized or is difficult to realize;

2. in the charging process of powder, due to poor flowability of powder materials, the powder is usually in a cone-shaped stacked state with the middle higher than the periphery in a sagger or other non-uniform distribution states, so that the powder cannot be uniformly heated when entering a kiln for sintering, and the sintering materials have uneven quality and poor consistency;

3. in the manual loading process, after the saggar is filled, the saggar is stricken off or vibrated by a vibrator, so that the stability of the weight of powder in the saggar is difficult to ensure;

4. in the process of loading and unloading, partial dust can be caused to escape, and occupational hazards such as worker respiratory diseases and the like are easily caused.

Disclosure of Invention

The invention aims to provide an automatic loading and conveying line for sagger, so as to solve the problem that the automatic loading, unloading and conveying cannot be realized in the powder metallurgy process in a workshop.

In order to achieve the above object, the present invention discloses a loading and unloading conveyor, comprising a saggar input track, a saggar unloading device, a saggar transition track, a saggar loading device and a saggar output track, wherein an output end of the saggar input track is connected with an input end of the saggar unloading device, an output end of the saggar unloading device is connected with an input end of the saggar transition track, an output end of the saggar transition track is connected with an input end of the saggar loading device, an output end of the saggar loading device is connected with an input end of the saggar output track, the saggar unloading device comprises an unloading hopper, a mounting frame and an unloading manipulator for pouring the materials in the saggars on the saggar input track into the unloading hopper and placing the saggars on the saggar transition track, the unloading manipulator is mounted on the mounting frame and is positioned above the, the sagger charging device comprises a screw feeder, a material pressing machine, a charging platform and a sagger driving mechanism for driving the sagger to reciprocate between the screw feeder and the material pressing machine, the sagger driving mechanism comprises a sagger driving cylinder and a sagger driving hook, the sagger driving cylinder is arranged on the charging platform, the loading platform is arranged at one side of the output end of the sagger transition track, the sagger driving hook is arranged at the tail end of a piston rod of the sagger driving cylinder, a sagger pushing mechanism for pushing the sagger into the sagger driving hook is arranged on the sagger transition track, the sagger charging device is also provided with a sagger push-out mechanism which pushes the sagger into the sagger output track, the output port of the screw feeder is positioned above the saggar in the saggar driving hook, and the material pressing machine is provided with a material pressing block for pressing the saggar in the saggar driving hook.

Further, the discharging manipulator comprises an upper driving cylinder, a lower driving cylinder, an upper mounting seat, a lower sliding rail, an upper sliding block, a lower sliding block, a horizontal mounting seat, a horizontal driving cylinder, a horizontal sliding rail, a horizontal sliding block, a pneumatic motor mounting seat, a clamping cylinder mounting seat and a clamping jaw, wherein the upper mounting seat and the lower mounting seat are mounted on the mounting frame, the upper sliding rail and the lower sliding rail and the upper driving cylinder are vertically mounted on the upper mounting seat and the lower mounting seat, the upper sliding block and the lower sliding block are fixedly connected with the horizontal mounting seat and are in sliding connection with the upper sliding rail and the lower sliding rail, a piston rod of the upper driving cylinder and the lower driving cylinder are fixedly connected with the horizontal mounting seat, a piston rod of the horizontal driving cylinder is fixedly connected with the pneumatic motor mounting seat, pneumatic motor and centre gripping cylinder mount pad are installed on the pneumatic motor mount pad, pneumatic motor's output shaft with centre gripping cylinder mount pad rigid coupling, the centre gripping cylinder is installed on the centre gripping cylinder mount pad, the clamping jaw rigid coupling is in on the piston rod of centre gripping cylinder both sides, the clamping jaw sets up the centre gripping space that forms to be used for the centre gripping casket-like bowl relatively.

Furthermore, rectangular counter bores are formed in the wall surfaces of the two sides of the sagger, and rectangular protrusions capable of being inserted into the rectangular counter bores are formed in the clamping jaws.

Furthermore, a dust hood for adsorbing escaping powder is installed on one side of the discharge hopper, and the opening of the dust hood faces the opening end of the discharge hopper.

Further, the pressing machine further comprises a vertically-installed pressing cylinder, a piston rod of the pressing cylinder is fixedly connected with the pressing block, a plurality of rubber rods are uniformly distributed on the lower surface of the pressing block, and the tail end of each rubber rod is of a spherical crown structure.

Further, sagger push-out mechanism includes sagger push-out cylinder, install the ejector pad on the piston rod of sagger push-out cylinder, the sagger drives the hook and is the opening orientation sagger transition orbital C type structure, and this sagger drives to be provided with on the hook and is used for the clearance hole that the piston rod of sagger push-out cylinder passes through, sagger push-out mechanism includes sagger push-in cylinder and L type push pedal, the piston rod of sagger push-in cylinder with L type push pedal is connected.

Further, sagger charging devices still includes bellows, goes up pneumatic butterfly valve, lower pneumatic butterfly valve, the transition pipe of feeding, annotates material pipe, weighing sensor and notes material pipe layer board, screw feeder's delivery outlet with bellows's upper end is connected, bellows's lower extreme with the upper end of the transition pipe of feeding is connected, the lower extreme of the transition pipe of feeding with annotate the upper end of material pipe and connect, go up pneumatic butterfly valve and lower pneumatic butterfly valve and install on the transition pipe of feeding, just go up pneumatic butterfly valve and be located the top of lower pneumatic butterfly valve, it runs through to annotate the material pipe layer board, annotate the outer wall of material pipe and install a plurality of support ears, weighing sensor's upper end with support ear is connected, the lower extreme of support ear is installed on annotating the material pipe layer board.

Furthermore, the sagger charging device further comprises a supporting plate driving cylinder which is vertically and fixedly installed, the supporting plate driving cylinder is arranged on two sides of the screw feeder, and a piston rod of the supporting plate driving cylinder is fixedly connected with the material injection pipe supporting plate.

Furthermore, the sagger input track comprises a first sagger input track and a second sagger input track which are vertically arranged, a sagger turning cylinder which pushes saggers in the first sagger input track and a sagger turning cylinder in the second sagger input track are arranged at the joint of the first sagger input track and the second sagger input track, a turning push block is arranged at the tail end of a piston rod of the sagger turning cylinder, a sagger pushing cylinder is arranged at the input end of the sagger output track, and a pushing hook plate which pushes the saggers to convey is arranged on the piston rod of the sagger pushing cylinder.

Further, still include sagger hoisting frame and sagger extension conveying track, the upper end of sagger hoisting frame is installed the input of sagger input track and the output of sagger output track, the lower extreme of sagger hoisting frame with sagger extension conveying track is connected.

Compared with the prior art, the invention has the advantages that:

according to the invention, the saggar input track is connected with the output end of the tunnel kiln, the unloading manipulator of the saggar input track realizes automatic unloading of materials in the saggar, further, the no-load saggar is placed on the saggar transition track through horizontal movement of the unloading manipulator, the saggar is pushed to the lower part of the output port of the screw feeder through the saggar pushing mechanism to be loaded, multiple loading and pressing processes are realized through the saggar driving hook, and finally, the saggar is pushed into the saggar output track through the saggar pushing mechanism, so that integration of automatic loading, automatic unloading and automatic conveying of powder materials is realized, and a foundation is further laid for full-automatic production of powder sintering. Meanwhile, the sagger charging device can realize online accurate weighing and charging in the charging process, and the balance and stability of the weight of powder in each sagger are ensured; meanwhile, the supporting plate drives the air cylinder to drive the material injection pipe to inject materials and ascend at the same time, so that pollution and waste caused by impact in the falling process of powder and air loss are avoided. This conveyer has saved the manpower, has simplified the line body structure, and then has saved the activity duration and the cost of whole transfer chain, simultaneously because material distribution, the gas pocket in the casket-like bowl lay more evenly, and the quality after its sintering is better can further promote.

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

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of a first axis of a loading conveyor according to one embodiment of the disclosure;

FIG. 2 is a second axial view of the handling conveyor according to one embodiment of the disclosure;

FIG. 3 is an enlarged schematic view at A of FIG. 1;

FIG. 4 is a schematic view of a telescopic feeding and weighing of a screw feeder of the loading and unloading conveyor according to the first embodiment of the invention;

FIG. 5 is a schematic left side view of a screw feeder of the loading and unloading conveyor of the first embodiment of the present invention;

FIG. 6 is a first axial schematic view of a discharge robot of the handling conveyor according to an exemplary embodiment of the present invention;

FIG. 7 is a second axial view of the discharge robot of the loading/unloading conveyor of the present disclosure;

fig. 8 is an axial view of a sagger-pushing assembly of a loading/unloading conveyor according to the second embodiment of the present invention.

Illustration of the drawings:

1. a sagger input track; 2. a sagger discharge device; 3. a sagger transition track; 4. a sagger charging device; 5. a sagger output track; 6. a discharge hopper; 7. a mounting frame; 8. a sagger; 9. a discharging manipulator; 10. a screw feeder; 11. a material pressing machine; 12. a charging platform; 13. a sagger driving mechanism; 14. the sagger drives the cylinder; 15. a sagger drive hook; 16. a sagger pushing mechanism; 17. a sagger push-out mechanism; 18. pressing blocks; 19. an up-down driving cylinder; 20. an upper mounting base and a lower mounting base; 21. an upper slide rail and a lower slide rail; 22. an upper slide block and a lower slide block; 23. a horizontal mounting base; 24. horizontally driving the cylinder; 25. a horizontal slide rail; 26. a horizontal slider; 27. a pneumatic motor; 28. a pneumatic motor mount; 29. a clamping cylinder; 30. a clamping cylinder mounting seat; 31. a clamping jaw; 32. a clamping space; 33. a rectangular counter bore; 34. a rectangular protrusion; 35. a dust hood; 36. a rubber rod; 37. a sagger push-out cylinder; 38. a push block; 39. avoiding a void; 40. pushing the sagger into the cylinder; 41. an L-shaped push plate; 42. a bellows; 43. an upper pneumatic butterfly valve; 44. a lower pneumatic butterfly valve; 45. a charging transition pipe; 46. a material injection pipe; 47. a weighing sensor; 48. a material injection pipe supporting plate; 49. a support ear; 50. the supporting plate drives the air cylinder; 51. a first sagger input track; 52. a second sagger input track; 53. a sagger steering cylinder; 54. a steering push block; 55. a sagger push cylinder; 56. pushing the hook plate; 57. a sagger lifting frame; 58. the sagger extends the conveying track; 59. a lifting mechanism; 60. a sagger counter; 61. a dust hood; 62. a sagger pushing assembly; 63. a drive motor; 64. rotating the rod; 65. a connecting rod; 66. a sagger push rod; 67. a driven lever; 68. a linear stroke; 69. an arc-shaped stroke.

Detailed Description

The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.

The first embodiment is as follows:

as shown in fig. 1-7, the invention discloses a loading and unloading conveyor, comprising a saggar input track 1, a saggar unloading device 2, a saggar transition track 3, a saggar loading device 4 and a saggar output track 5, wherein the saggar transition track 3 is a motor-driven belt-type automatic conveying line, the saggar input track 1 is used for being connected with the output end of a tunnel kiln, after the powder material in the saggar 8 is sintered, the powder material is output through the saggar input track 1, the output end of the conveyor saggar input track 1 is connected with the input end of the saggar unloading device 2, the automatic unloading is realized through the saggar unloading device 2, the output end of the saggar unloading device 2 is connected with the input end of the saggar transition track 3, then the no-load saggar 8 is placed on the saggar transition track 3 through the saggar unloading device 2, the output end of the saggar transition track 3 is, the output end of the saggar charging device 4 is connected with the input end of the saggar output track 5, the saggar charging device 4 is connected with the input end of the tunnel kiln through the saggar output track 5 after the charging and pressing processes are finished on the saggar charging device 4, the integration of automatic charging, discharging and conveying of materials is realized, the saggar discharging device 2 comprises a discharging hopper 6, a mounting frame 7 and a discharging manipulator 9 used for pouring the materials in the saggar 8 on the saggar input track 1 into the discharging hopper 6 and placing the saggar 8 on the saggar transition track 3, the upper end of the discharging hopper 6 is provided with a horn opening, the lower end of the discharging hopper 6 is provided with a discharging port, the discharging manipulator 9 is mounted on the mounting frame 7 and positioned above the discharging hopper 6, the saggar charging device 4 comprises a screw feeder 10, a pressing machine 11, a charging platform 12 and a saggar driving mechanism 13 used for driving the, the screw feeder 10 discharges materials uniformly, the saggar driving mechanism 13 comprises a saggar driving cylinder 14 and a saggar driving hook 15, the saggar driving cylinder 14 is installed on the loading platform 12, the loading platform 12 is installed on the same side of the saggar transition track 3 and the saggar output track 5 and is positioned at the output end of the saggar transition track 3, the saggar driving hook 15 is installed at the tail end of a piston rod of the saggar driving cylinder 14, the saggar transition track 3 is provided with a saggar pushing mechanism 16 for pushing the saggar 8 into the loading platform 12 and the saggar driving hook 15, the saggar loading device 4 is also provided with a saggar pushing mechanism 17 for pushing the saggar 8 out of the loading platform 12 and into the saggar output track 5, the output port of the screw feeder 10 is positioned above the saggar 8 in the saggar driving hook 15, the material pressing machine 11 is provided with a material pressing block 18 for pressing the saggar 8, the material is uniformly distributed. The sagger push-out mechanism 17 comprises a sagger push-out cylinder 37, a push block 38 is mounted on a piston rod of the sagger push-out cylinder 37, the sagger driving hook 15 is of a C-shaped structure with an opening facing the sagger transition rail 3, a clearance hole 39 for the piston rod of the sagger push-out cylinder 37 to pass through is formed in the sagger driving hook 15, when the sagger driving hook 15 drives the sagger 8 to move to the position of the push block 38, the piston rod of the sagger push-out cylinder 37 extends out of the clearance hole 39 to push the sagger 8 into the sagger output rail 5, the sagger push-in mechanism 16 comprises a sagger push-in cylinder 40 and an L-shaped push plate 41, the piston rod of the sagger push-in cylinder 40 is connected with the L-shaped push plate 41, the effect of pushing the sagger 8 can be achieved through the L-shaped push plate 41, meanwhile, the sagger 8 can be prevented from falling in. After the sagger driving cylinder 14 retracts, the sagger pushing mechanism 16 pushes the unloaded sagger 8 into the sagger driving hook 15 to retract, at the moment, the screw feeder 10 discharges materials, then the sagger driving cylinder 14 extends out, the material pressing machine 11 drives the material pressing block 18 to uniformly press the materials in the sagger, and then the sagger 8 fully loaded with the materials is pushed into the sagger output rail 5 through the sagger pushing mechanism 17 to be conveyed to the input end of the tunnel kiln.

In this embodiment, the unloading manipulator 9 mainly realizes the functions of turning, horizontal moving and up-and-down moving, and is integrally formed into a cantilever structure, specifically, it includes an up-and-down driving cylinder 19, an up-and-down mounting seat 20, an up-and-down slide rail 21, an up-and-down slider 22, a horizontal mounting seat 23, a horizontal driving cylinder 24, a horizontal slide rail 25, a horizontal slider 26, a pneumatic motor 27, a pneumatic motor mounting seat 28, a clamping cylinder 29, a clamping cylinder mounting seat 30 and a clamping jaw 31, the up-and-down mounting seat 20 is mounted on the mounting frame 7, the up-and-down slide rail 21 and the up-and-down driving cylinder 19 are vertically mounted on the up-and-down mounting seat 20, the up-and-down slider 22 is fixedly connected with the horizontal mounting seat 23 and is slidably connected with the up-and-down slide rail 21, a piston rod of the up-, the horizontal sliding block 26 is fixedly connected with the pneumatic motor mounting seat 28 and is in sliding connection with the horizontal sliding block 26, a piston rod of the horizontal driving air cylinder 24 is fixedly connected with the pneumatic motor mounting seat 28, the pneumatic motor mounting seat 28 is further driven to reciprocate in a linear motion at the output end of the sagger input rail 1 and the input end of the sagger transition rail 3, the pneumatic motor 27 and the clamping air cylinder mounting seat 30 are mounted on the pneumatic motor mounting seat 28, the output shaft of the pneumatic motor 27 is fixedly connected with the clamping air cylinder mounting seat 30, the clamping air cylinder 29 is mounted on the clamping air cylinder mounting seat 30, the clamping jaws 31 are fixedly connected onto the piston rods on two sides of the clamping air cylinder 29, the clamping air cylinder mounting seat 30 is driven to rotate circumferentially through the pneumatic motor 27, the clamping jaws 31 and the clamping air cylinder 29 form a cantilever structure extending towards one side, and the clamping. The clamping space 32 is arranged in alignment with the conveying direction of the sagger input track 1 and the sagger transition track 3, when the sintered sagger 8 moves to the tail end of the sagger input track 1, the clamping cylinder 29 drives the clamping jaws 31 to move away, the clamping space 32 is expanded, the horizontal driving cylinder 24 drives the horizontal mounting seat 23 to move towards the sagger 8, the pneumatic motor 27 drives the clamping jaws 31 to rotate towards the sagger 8, when the sagger 8 is positioned in the clamping space 32, the clamping cylinder 29 acts to drive the clamping jaws 31 to clamp the sagger 8 and then move towards the discharging hopper 6, when the sagger 8 moves to the upper part of the discharging hopper 6, the pneumatic motor 27 rotates in reverse 180 degrees, at the moment, the opening of the sagger 8 is downward poured into the discharging hopper 6 to realize automatic discharging, then the pneumatic motor 27 rotates in reverse 180 degrees again to enable the opening of the sagger 8 to be upward, then the horizontal driving cylinder 24 drives the horizontal mounting seat 23 to move towards the sagger, finally, the up-down driving cylinder 19 moves downwards to place the sagger 8 at the input end of the sagger transition track 3.

Further, in order to stably clamp the sagger 8 by the clamping jaws 31, rectangular counter bores 33 are formed in the wall surfaces of the two sides of the sagger 8, and rectangular protrusions 34 capable of being inserted into the rectangular counter bores 33 are formed in the clamping jaws 31, so that the clamping jaws 31 can be clamped into the sagger 8 to prevent the sagger 8 from falling in the clamping process.

In this embodiment, in order to avoid the dust escaping during the discharging process, a negative pressure type dust hood 61 for adsorbing the escaping powder is installed on one side of the discharging hopper 6, and the opening of the dust hood 61 faces the opening end of the upper part of the discharging hopper 6.

Meanwhile, in this embodiment, the pressing machine 11 further includes a vertically installed pressing cylinder 35, a piston rod of the pressing cylinder 35 is fixedly connected with the pressing block 18, a plurality of rubber rods 36 are uniformly distributed on the lower surface of the pressing block 18, and the tail end of each rubber rod 36 is of a spherical cap structure, so that the air holes are conveniently drilled in the pressing process, thereby achieving two purposes.

In this embodiment, in order to realize accurate conveying of materials conveyed in the sagger 8 and a weighing function in the material conveying process, the sagger charging device 4 further includes a bellows 42, an upper pneumatic butterfly valve 43, a lower pneumatic butterfly valve 44, a charging transition pipe 45, a material injection pipe 46, a weighing sensor 47 and a material injection pipe support plate 48, an output port of the screw feeder 10 is connected with an upper end of the bellows 42, a lower end of the bellows 42 is connected with an upper end of the charging transition pipe 45, a lower end of the charging transition pipe 45 is connected with an upper end of the material injection pipe 46, the upper pneumatic butterfly valve 43 and the lower pneumatic butterfly valve 44 are mounted on the charging transition pipe 45, the upper pneumatic butterfly valve 43 is located above the lower pneumatic butterfly valve 44, the material injection pipe 46 penetrates through the material injection pipe support plate 48, a plurality of support lugs 49 are uniformly mounted on an outer wall of the material injection pipe 46, an upper end of the weighing sensor 47 is connected with the support lugs 49 for bearing weight (in a specific, the extra weight of the charging transition pipe 45, the supporting lug 49, the upper pneumatic butterfly valve 43, the lower pneumatic butterfly valve 44 and the like needs to be automatically subtracted in a control program), the lower end of the supporting lug 49 is installed on a material injection pipe supporting plate 48, the sagger charging device 4 further comprises a supporting plate driving air cylinder 50 which is vertically and fixedly installed, the supporting plate driving air cylinder 50 is arranged on two sides of the screw feeder 10, and a piston rod of the supporting plate driving air cylinder 50 is fixedly connected with the material injection pipe supporting plate 48. When the sagger 8 moves below the screw feeder 10, the sagger 8 is evenly output from the screw feeder 10, at the moment, the upper pneumatic butterfly valve 43 is opened, the lower pneumatic butterfly valve 44 is closed, the material enters the loading transition pipe 45, when the weighing sensor 47 detects that the standard weight is reached, the upper pneumatic butterfly valve 43 is closed, due to the flexible structure of the telescopic corrugated pipe 42, the weight is light, the weighing of the mass is hardly interfered, the weighing accuracy can be ensured, then, the supporting plate driving cylinder 50 drives the material injection pipe 46 to be inserted into the bottom of the sagger 8 and then slowly ascends, at the moment, the upper pneumatic butterfly valve 43 is closed to avoid the blanking of the screw feeder 10, the lower pneumatic butterfly valve 44 is opened, the material falls into the bottom of the loading transition pipe 45, the material is ascended once injected, so that the blanking is prevented from being collided and escaped, and the sagger driving cylinder 14 can drive the sagger 8 to reciprocate in a small range during the opening process, ensuring the uniformity of the blanking in the saggar 8.

In the present embodiment, in order to realize intermittent conveyance of saggars 8 in accordance with intermittent operation of the discharging robot 9 and the like, the saggar input rail 1 includes a first saggar input rail 51 and a second saggar input rail 52 which are vertically arranged, a saggar turning cylinder 53 for pushing the saggars 8 in the first saggar input rail 51 and in the second saggar input rail 52 is provided at a junction of the first saggar input rail 51 and the second saggar input rail 52, a turning push block 54 is provided at an end of a piston rod of the saggar turning cylinder 53, a saggar counter 60 is provided on the saggar output rail 5 for counting, a saggar pushing cylinder 55 is provided at an input end of the saggar output rail 5, a pushing hook plate 56 for pushing the saggars 8 to convey is installed on a piston rod of the saggar pushing cylinder 55, so that intermittent movement of the saggars 8 can be realized by a simple cylinder arrangement, the cost of the conveyor is reduced.

In this embodiment, in view of the fact that the temperature near the tunnel kiln is high, in order to realize layered isolation from the tunnel kiln and avoid damage of high temperature near the tunnel kiln to pneumatic pipelines and various sensors, the sagger lifting frame 57 and the sagger extension conveying track 58 are further included, a lifting mechanism 59 is arranged on the sagger lifting frame 57 and can be lifted by adopting a screw nut or a chain, the upper end of the sagger lifting frame 57 is installed at the input end of the sagger input track 1 and the output end of the sagger output track 5, and the lower end of the sagger lifting frame 57 is connected with the sagger extension conveying track 58.

Example two:

in the present embodiment, the main structure is the same as that of the first embodiment, except that as shown in fig. 8, in order to match the intermittent operation of the discharging robot 9, the sagger loading device 4, and the like to realize the intermittent conveyance of the saggers 8, the sagger input track 1 includes a first sagger input track 51 and a second sagger input track 52 which are vertically arranged, a sagger pushing assembly 62 for pushing the sagger 8 in the first sagger input track 51 into the second sagger input track 52 is arranged at the joint of the first sagger input track 51 and the second sagger input track 52, a sagger pushing assembly 62 is arranged at the input end of the sagger output track 5, and the sagger pushing assembly 62 is similar to a crank-rocker mechanism and includes a driving motor 63, a rotating rod 64, a connecting rod 65, a sagger push rod 66 and a driven rod 67, so that the high pushing force, the low cost, of the sagger push rod 66 can be realized by selecting the, The driving of the fast stroke (avoiding the problems that the thrust and the speed are difficult to be considered when the air cylinder is driven, the sealing is easy to lose efficacy under the condition of large thrust, and the air cylinder is high in price), the driving motor 63 is provided with a speed reducer, the driving motor 63 is fixedly arranged on the second sagger input track 52 and the sagger output track 5, the output shaft of the driving motor 63 is fixedly connected with one end of a rotating rod 64, the other end of the rotating rod 64 is hinged with one end of a connecting rod 65, the other end of the connecting rod 65 is fixedly connected with a sagger push rod 66, the connecting rod 65 is hinged with one end of a driven rod 67 between the two ends, the other end of the driven rod 67 is hinged on the second sagger input track 52 and the sagger output track 5, the sagger push rod 66 extends towards the sagger 8 and forms a linear stroke 68 for driving the sagger 8 to move forwards and a backward arc, and just avoid saggars 8 entering into the second saggar input track 52 and the saggar output track 5.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A loading and unloading conveyor is characterized by comprising a saggar input track, a saggar unloading device, a saggar transition track, a saggar loading device and a saggar output track, wherein the output end of the saggar input track is connected with the input end of the saggar unloading device, the output end of the saggar unloading device is connected with the input end of the saggar transition track, the output end of the saggar transition track is connected with the input end of the saggar loading device, the output end of the saggar loading device is connected with the input end of the saggar output track, the saggar unloading device comprises an unloading hopper, a mounting frame and an unloading manipulator, the unloading manipulator is used for pouring materials in saggars on the saggar input track into the unloading hopper and placing the saggars on the saggar transition track, the unloading manipulator is mounted on the mounting frame and is positioned above the unloading, the sagger charging device comprises a screw feeder, a material pressing machine, a charging platform and a sagger driving mechanism for driving the sagger to reciprocate between the screw feeder and the material pressing machine, the sagger driving mechanism comprises a sagger driving cylinder and a sagger driving hook, the sagger driving cylinder is arranged on the charging platform, the loading platform is arranged at one side of the output end of the sagger transition track, the sagger driving hook is arranged at the tail end of a piston rod of the sagger driving cylinder, a sagger pushing mechanism for pushing the sagger into the sagger driving hook is arranged on the sagger transition track, the sagger charging device is also provided with a sagger push-out mechanism which pushes the sagger into the sagger output track, the output port of the screw feeder is positioned above the saggar in the saggar driving hook, and a material pressing block for pressing the saggar in the saggar driving hook is arranged on the material pressing machine; the discharging manipulator comprises an upper driving air cylinder, a lower driving air cylinder, an upper mounting seat, a lower mounting seat, an upper sliding rail, a lower sliding block, a horizontal mounting seat, a horizontal driving air cylinder, a horizontal sliding rail, a horizontal sliding block, a pneumatic motor mounting seat, a clamping air cylinder mounting seat and a clamping jaw, wherein the upper mounting seat and the lower mounting seat are mounted on the mounting frame, the upper sliding rail, the lower sliding rail, the upper driving air cylinder and the lower driving air cylinder are vertically mounted on the upper mounting seat and the lower mounting seat, the upper sliding block, the lower sliding block, the horizontal mounting seat and the upper sliding rail are fixedly connected, a piston rod of the upper driving air cylinder and the lower driving air cylinder are fixedly connected with the upper sliding rail and the lower sliding rail, the horizontal driving air cylinder and the horizontal sliding rail are mounted on the horizontal mounting seat, the horizontal, the pneumatic motor and the clamping cylinder mounting seat are mounted on the pneumatic motor mounting seat, an output shaft of the pneumatic motor is fixedly connected with the clamping cylinder mounting seat, the clamping cylinder is mounted on the clamping cylinder mounting seat, the clamping jaws are fixedly connected to piston rods on two sides of the clamping cylinder, the clamping jaws are oppositely arranged to form a clamping space for clamping a sagger, rectangular counter bores are formed in wall surfaces on two sides of the sagger, and rectangular bulges capable of being inserted into the rectangular counter bores are arranged on the clamping jaws; the sagger charging device further comprises a telescopic corrugated pipe, an upper pneumatic butterfly valve, a lower pneumatic butterfly valve, a charging transition pipe, a charging pipe, a weighing sensor and a charging pipe supporting plate, wherein an output port of the screw feeder is connected with the upper end of the telescopic corrugated pipe, the lower end of the telescopic corrugated pipe is connected with the upper end of the charging transition pipe, the lower end of the charging transition pipe is connected with the upper end of the charging pipe, the upper pneumatic butterfly valve and the lower pneumatic butterfly valve are installed on the charging transition pipe, the upper pneumatic butterfly valve is located above the lower pneumatic butterfly valve, the charging pipe penetrates through the charging pipe supporting plate, a plurality of supporting lugs are installed on the outer wall of the charging pipe, the upper end of the weighing sensor is connected with the supporting lugs, and the lower ends of the supporting lugs are installed on the charging pipe supporting plate; the sagger charging device further comprises a supporting plate driving cylinder which is vertically and fixedly installed, the supporting plate driving cylinder is arranged on two sides of the screw feeder, and a piston rod of the supporting plate driving cylinder is fixedly connected with the material injection pipe supporting plate.

2. The loading/unloading conveyor according to claim 1, wherein a suction hood for sucking the escaped powder is installed at one side of the discharge hopper, and an opening of the suction hood is directed toward an open end of the discharge hopper.

3. The loading and unloading conveyor according to any one of claims 1-2, wherein the press machine further comprises a vertically mounted press cylinder, a piston rod of the press cylinder is fixedly connected with the press block, a plurality of rubber rods are uniformly distributed on the lower surface of the press block, and the tail ends of the rubber rods are of a spherical crown structure.

4. The loading and unloading conveyor according to claim 3, wherein the sagger pushing mechanism comprises a sagger pushing cylinder, a pushing block is mounted on a piston rod of the sagger pushing cylinder, the sagger driving hook is a C-shaped structure with an opening facing the sagger transition track, an empty avoiding hole for the piston rod of the sagger pushing cylinder to pass through is formed in the sagger driving hook, the sagger pushing mechanism comprises a sagger pushing cylinder and an L-shaped push plate, and the piston rod of the sagger pushing cylinder is connected with the L-shaped push plate.

5. The loading and unloading conveyor according to claim 1, wherein the saggar input rails comprise a first saggar input rail and a second saggar input rail which are vertically arranged, a saggar pushing cylinder for pushing saggars in the first saggar input rail and a saggar turning cylinder in the second saggar input rail are arranged at the joint of the first saggar input rail and the second saggar input rail, a turning push block is arranged at the tail end of a piston rod of the saggar turning cylinder, a saggar pushing cylinder is arranged at the input end of the saggar output rail, and a pushing hook plate for pushing the saggars to convey is mounted on the piston rod of the saggar pushing cylinder.

6. The loading and unloading conveyor according to claim 1, wherein the saggar input rails include a first saggar input rail and a second saggar input rail which are vertically arranged, a saggar pushing component for pushing a saggar in the first saggar input rail and a saggar in the second saggar input rail is arranged at the joint of the first saggar input rail and the second saggar input rail, the saggar pushing component is arranged at the input end of the saggar output rail, the saggar pushing component comprises a driving motor, a rotating rod, a connecting rod, a saggar push rod and a driven rod, the driving motor is fixedly arranged, an output shaft of the driving motor is fixedly connected with one end of the rotating rod, the other end of the rotating rod is hinged with one end of the connecting rod, the other end of the connecting rod is fixedly connected with the saggar push rod, and the connecting rod is hinged with one end of the driven rod between the two ends of the, the other end of the driven rod is pivoted and fixed, and the sagger push rod extends towards the sagger and forms a linear stroke and a backward arc stroke for driving the sagger to move forwards and intermittently.

7. The loading conveyor of claim 1, further comprising a sagger lift and a sagger extension conveyor track, an upper end of the sagger lift being mounted to an input end of the sagger input track and an output end of the sagger output track, a lower end of the sagger lift being connected to the sagger extension conveyor track.