CN114101096A

CN114101096A - Veneer separating and sorting system

Info

Publication number: CN114101096A
Application number: CN202110019387.5A
Authority: CN
Inventors: 史清
Original assignee: Linyi Lanshan Zhongfu Machinery Factory
Current assignee: Linyi Lanshan Zhongfu Machinery Factory
Priority date: 2021-01-07
Filing date: 2021-01-07
Publication date: 2022-03-01

Abstract

The invention discloses a veneer separating and sorting system, and belongs to the field of plate machinery. The automatic plate-sorting machine comprises an upper plate platform, a single plate separator, a defect recognition system and at least one defect sorting station, wherein the defect recognition system comprises a box body, a recognition camera and an industrial computer, the recognition camera is arranged in the box body and is connected with the industrial computer in a communication mode, the defect sorting station is provided with a conveying device and a lifting plate-storing device, the conveying device comprises a conveying rack, a driving roller set mechanism and a lower plate mechanism, the driving roller set mechanism is arranged at the front end of the conveying rack, and the lower plate mechanism is arranged on the conveying rack behind the driving roller set mechanism. The single-sheet separation and plate feeding device can realize single-sheet separation and plate feeding of single sheets in the single sheet stack, and can sort out the single sheets with defects according to the defect types, so that the automation degree is high, the sorting efficiency is high, the sorting standards are unified, and the labor cost is greatly saved.

Description

Veneer separating and sorting system

Technical Field

The invention belongs to a board machine, and particularly relates to a veneer separating and sorting system.

Background

Due to the inconsistent quality of wood, various defects such as cracks, holes, color differences, scars and the like are inevitably generated in the process of processing the board. It is therefore necessary to sort out the defective veneers and then to sort and repair them one by one. At present, the single plates are sorted manually, the plates need to be checked manually one by one, manual sorting and classification are carried out according to defect types, the efficiency is very low, the labor cost is high, and the defect classification and classification standards are different from person to person and are difficult to unify.

Disclosure of Invention

The invention aims to provide a veneer separating and sorting system to overcome the defects of low efficiency, high labor cost and non-uniform standard caused by manual operation adopted for veneer sorting and grading in the prior art.

The invention is realized by adopting the following technical scheme:

the utility model provides a veneer separation letter sorting system, includes upper plate platform, veneer separating centrifuge, defect identification system and at least one defect letter sorting station, the defect identification system includes box, discernment camera and industrial computer, the discernment camera is located in the box to connect the communication and connect industrial computer, defect letter sorting station is equipped with conveyor and goes up and down to deposit the board device, conveyor is including carrying the frame and locating drive roller set mechanism and the hypoplastron mechanism on carrying the frame, the front end of carrying the frame is located to drive roller set mechanism, hypoplastron mechanism is located on the transport frame at drive roller set mechanism rear.

The upper plate platform comprises an upper plate frame, an upper plate driving roller and an upper plate driving mechanism, the upper plate driving roller is arranged on the upper plate frame through a bearing, the upper plate driving mechanism is connected with and drives the upper plate driving roller, and the side edge of the conveying frame is provided with an alignment baffle.

The veneer separator comprises a rack, a lifting platform, a separator lifting driving mechanism, a veneer grabbing mechanism and an inductive switch, wherein the lifting platform is movably connected with the rack, the separator lifting driving mechanism is in transmission connection with the lifting platform, and the veneer grabbing mechanism is arranged above the rack.

The separator lifting driving mechanism comprises a first servo motor, a transmission shaft A, a chain B and a chain wheel, the first servo motor is connected with the chain wheel on the transmission shaft A through the chain A, the transmission shaft A is connected with the rack through a bearing, the other chain wheel on the transmission shaft A is connected with the chain wheel at the bottom of the rack through the chain B, and two ends of the chain B are connected with the lifting platform.

The single plate grabbing mechanism comprises a servo motor II, a belt pulley, a transmission shaft B and a grabbing plate roller, wherein the servo motor II is in transmission connection with the transmission shaft B through the belt pulley and the belt, the transmission shaft B is connected with the rack through a bearing, and the grabbing plate roller is fixed on the transmission shaft B and provided with a convex thorn.

The front end of the sinking sorting station is also provided with a plurality of separating stations, the separating stations comprise a conveying device and a lifting plate storage device which are the same as the defect sorting station in structure, and the driving roller set mechanism is also provided with an inductive switch.

The lower plate mechanism comprises an air cylinder, a connecting rod and a movable baffle plate, the movable baffle plate is movably connected to the conveying rack through a rotating shaft, one end of the connecting rod is fixedly connected with the rotating shaft of the movable baffle plate, the other end of the connecting rod is hinged to a working rod of the air cylinder, and the air cylinder is fixed to the conveying rack.

The board device is deposited in lift is including depositing the grillage, depositing board platform, sorting machine lift actuating mechanism, sorting machine transfer conveying mechanism and inductive switch, deposit the board platform with deposit board frame swing joint, sorting machine lift actuating mechanism with deposit the board platform and be connected, sorting machine transfer conveying mechanism locates and deposits the grillage bottom, inductive switch locates on depositing the grillage.

Sorting machine lift actuating mechanism includes servo motor three, chain C, transmission shaft D, transmission motor one is connected with transmission shaft C transmission, chain C is connected with the sprocket on transmission shaft C and the transmission shaft D respectively.

Sorting machine shifts conveying mechanism includes servo motor four, transmission shaft E, chain D, transmission shaft F, transmission motor two is connected with transmission shaft E transmission, transmission shaft E passes through chain D and sprocket and is connected with transmission shaft F.

Compared with the prior art, the invention has the beneficial effects that:

the single-sheet separation and plate feeding device can realize single-sheet separation and plate feeding of single sheets in the single sheet stack, and can sort out the single sheets with defects according to the defect types, so that the automation degree is high, the sorting efficiency is high, the sorting standards are unified, and the labor cost is greatly saved.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a top view of the present invention;

FIG. 3 is a front view of the upper deck platform and veneer separator of the present invention;

FIG. 4 is a top view of the upper deck platform and veneer separator of the present invention;

FIG. 5 is a front view of the delivery device of the present invention;

FIG. 6 is a top view of the delivery device of the present invention;

FIG. 7 is an enlarged view of section I of FIG. 6;

FIG. 8 is a front view of the lift plate storage device of the present invention;

fig. 9 is a plan view of the elevated plate storage device of the present invention.

In the figure: 1. an upper plate platform; 11. an upper plate frame; 12. an upper plate drive roller; 13. aligning the baffle plate; 2. a veneer separator; 21. a frame; 22. a lifting platform; 23. a separator lifting drive mechanism; 231. a first servo motor; 232. a transmission shaft A; 233. a chain A; 234. a chain B; 24. a veneer grabbing mechanism; 241. a servo motor II; 242. a belt; 243. a belt pulley; 244. a transmission shaft B; 245. a plate grabbing roller; 3. a conveying device; 31. a conveyor frame; 32. a round roller; 33. a lower plate mechanism; 331. a cylinder; 332. a connecting rod; 333. a movable baffle; 34. a drive roller set mechanism; 4. a plate storage device is lifted; 41. storing a plate frame; 42. a board storage platform; 43. a sorter lift drive mechanism; 431. a servo motor III; 432. a chain C; 433. a transmission shaft C; 434. a transmission shaft D; 44. the sorting machine transfer conveying mechanism; 441. a fourth transmission motor; 442. a transmission shaft E; 443. a chain D; 444. a transmission shaft F; 5. a defect identification system; 6. a plurality of separation stations; 7. and a defect sorting station.

Detailed Description

The invention will be further explained with reference to the drawings.

As shown in fig. 1 and 2, the veneer conveying separator of the present invention comprises an upper plate platform 1, a veneer separator 2, a defect identification system 5 and at least one defect sorting station 7, wherein the defect sorting station 7 comprises a conveying device 3 and a lifting plate storage device 4. The upper plate platform 1 and the single plate separator 2 can realize single plate separation and conveying of single plates of the single plate stack, and prepare for next sorting work; the defect identification system 5 and the defect sorting stations 7 realize that the defective single boards are sorted to the lifting board storage device 4 according to the defect types, the single boards without the defects are transmitted to the tail end of the conveying device 3, and the number of the defect sorting stations 7 is determined according to the types of the single boards to be screened.

As shown in fig. 3 and 4, the upper plate platform 1 includes a conveying frame 11, an upper plate driving roller 12, and a conveying driving mechanism, the upper plate driving roller 12 is disposed on the conveying frame 11 through a bearing, and the conveying driving mechanism is connected to and drives the upper plate driving roller 12. The upper plate platform 1 is used for conveying the veneer stacks to the veneer separator 2; the side of the carriage 11 is provided with an alignment baffle 13, and the alignment baffle 13 is used for aligning the veneer pile when the veneer is loaded.

The veneer separator 2 comprises a frame 21, a lifting platform 22, a separator lifting driving mechanism 23, a veneer grabbing mechanism 24 and an inductive switch, wherein the lifting platform 22 is movably connected with the frame 21, the separator lifting driving mechanism 23 is in transmission connection with the lifting platform 22, and the veneer grabbing mechanism 24 is arranged at the top of the frame 21. The inductive switch is used for sensing the height position of the veneer pile on the lifting platform 23, and when the veneer pile rises to a set height, the inductive switch sends a signal to the PLC controller, and the PLC controller controls the lifting driving mechanism 23 of the separator to stop moving.

Further, the separator lifting driving mechanism 23 includes a first servo motor 231, a transmission shaft a232, a chain a233, and a chain B234, the first servo motor 231 is connected to a sprocket on the transmission shaft a232 through the chain a233, the transmission shaft a232 is connected to the rack 21 through a bearing, another sprocket on the transmission shaft a232 is connected to a sprocket at the bottom of the rack 21 through the chain B234, and both ends of the chain B234 are connected to the lifting platform 22.

Further, the veneer grabbing mechanism 24 comprises a second servo motor 241, a belt 242, a belt pulley 243, a transmission shaft B244 and a grabbing plate roller 245, the second servo motor 241 is in transmission connection with the transmission shaft B244 through the belt pulley 243 and the belt 242, the transmission shaft B244 is connected with the frame 21 through a bearing, and the grabbing plate roller 245 is fixed on the transmission shaft B244 and provided with a convex thorn.

As shown in fig. 5 and 6, the conveying device 3 includes a conveying frame 31, and a circular roller 32, a driving roller set mechanism 34 and a lower plate mechanism 33 which are arranged on the conveying frame 31, the driving roller set mechanism 34 is arranged at the front end of the conveying frame 31, the lower plate mechanism 33 is arranged on the conveying frame 31 at the rear end of the driving roller set mechanism 34, and the driving roller set mechanism 34 includes two driving rollers arranged up and down and a power mechanism in transmission connection with the driving rollers. The round roller 32 is used for reducing the resistance of veneer conveying, the lower plate mechanism 33 is used for changing the movement direction of the veneer and conveying the veneer to the lifting plate storage device 4, and the driving roller group mechanism 34 is used for providing power for veneer conveying.

The defect identification system 5 comprises a box body, an identification camera and an industrial computer, wherein the identification camera is arranged in the box body and is connected with the industrial computer in a communication mode, and the box body is arranged on the conveying rack 31. The working principle of the defect identification system 5 is as follows: the identification camera shoots the picture of the single board passing through and transmits the picture to the industrial computer, the industrial computer identifies the defect type of the single board by comparing the identification program with the picture in the database, and controls the conveying device 3 and the lifting plate storage device 4 of the corresponding defect sorting station 7 to work, so that the defect single board falls into the lifting plate storage device 4 corresponding to the defect sorting station 7.

Further, the front end of the defect sorting station 7 is also provided with a plurality of separation stations 6, the separation stations 6 comprise a conveying device 3 and a lifting plate storage device 4 which are the same as the defect sorting station 7 in structure, and an induction switch is further arranged on the driving roller set mechanism 34. The working principle of the multiple separation stations 7 is as follows: when a single veneer passes through the driving roller set mechanism 34, the induction switch is not shielded, the lower plate mechanism 33 and the lifting plate storage device 4 of the multiple separation stations 6 do not work, when the multiple veneers pass through the driving roller set mechanism 34, the induction switch is shielded, the induction switch sends a control signal, and at the moment, the lower plate mechanism 33 and the lifting plate storage device 4 of the multiple separation stations 6 work, so that the multiple veneers fall into the lifting plate storage device 4 of the multiple separation stations 6 through the lower plate mechanism 33.

Further, as shown in fig. 7, the lower plate mechanism 33 includes an air cylinder 331, a connecting rod 332, and a movable baffle 333, the movable baffle 333 is movably connected to the conveying frame 31 through a rotating shaft, one end of the connecting rod 332 is fixedly connected to the rotating shaft of the movable baffle 333, the other end is hinged to a working rod of the air cylinder 331, and the air cylinder 331 is fixed to the conveying frame 31. The lower plate mechanism 33 works on the principle that: after the cylinder 331 receives the action signal, the telescopic rod of the cylinder 331 extends out, the front end of the movable baffle 333 is driven to tilt upwards through the connecting rod 332, the passing veneer is blocked by the movable baffle 333, and the veneer bends downwards, so that the movement direction of the veneer is changed from parallel horizontal plane movement to downward movement, and the veneer finally falls on the lifting plate storage device 4.

Further, as shown in fig. 8 and 9, the lifting plate storage device 4 includes a plate storage rack 41, a plate storage platform 42, a sorter lifting drive mechanism 43, a sorter transfer conveying mechanism 44, and a sensing switch, the plate storage platform 42 is movably connected to the plate storage rack 41, the sorter lifting drive mechanism 43 is connected to the plate storage platform 42, the sorter transfer conveying mechanism 44 is disposed at the bottom of the plate storage rack 41, and the sensing switch is disposed on the plate storage rack 41. The sorter lifting driving mechanism 43 comprises a servo motor three 431, a chain C432, a transmission shaft C433 and a transmission shaft D434, wherein the servo motor three 431 is in transmission connection with the transmission shaft C433, and the chain C432 is respectively connected with chain wheels on the transmission shaft C433 and the transmission shaft D434. The transfer conveying mechanism 44 comprises a servo motor four 441, a transmission shaft E442, a chain D443 and a transmission shaft F444, wherein the servo motor four 441 is in transmission connection with the transmission shaft E442, and the transmission shaft E442 is connected with the transmission shaft F444 through the chain D443 and a chain wheel. The working principle of the lifting plate storage device 4 is as follows: during operation, the plate storage platform 42 rises to the initial position, when the number of the single plates falling on the plate storage platform 42 reaches a certain number, the inductive switch sends a control signal, the plate storage platform 42 is driven by the sorter lifting driving mechanism 43 to descend to the bottom, the single plates fall on the chain D443 of the sorter transfer conveying mechanism 44, and the sorter transfer conveying mechanism 44 drives the chain D443 to transfer the single plates out.

The working process of the invention is as follows: firstly, a veneer stack is placed on an upper plate platform 1 and is aligned through an alignment baffle 13, then a veneer separator 2 is started to convey the veneer stack onto a lifting platform 22, a separator lifting driving mechanism 23 drives the lifting platform 22 to ascend, after the veneer stack ascends to a set height, an inductive switch sends a signal to a PLC (programmable logic controller), the PLC controls the separator lifting driving mechanism 23 to stop moving, finally, a veneer grabbing mechanism 24 is started, a veneer grabbing roller 245 rotates and grabs the veneer, the veneer is pulled out, the veneer enters a gap between driving roller group mechanisms 34 of a plurality of separation stations 6, and enters the plurality of separation stations 6 under the driving of the driving roller group mechanisms 34.

When a single veneer passes through the driving roller group mechanism 34, the induction switch is not shielded, the lower plate mechanisms 33 and the lifting plate storage devices 4 of the multiple separation stations 6 do not work, the veneer is continuously sent to the defect sorting station 7, through the comparative analysis of the defect identification system 5, the veneer with a certain defect falls into the lifting plate storage device 4 of the corresponding defect sorting station 7, and the veneer without the defect is transmitted to the tail part of the conveying device 3 for stacking and packaging; when a plurality of single boards pass through the driving roller set mechanism 34, the induction switch is shielded, the induction switch sends a control signal, and the lower board mechanism 33 and the lifting board storage device 4 of the plurality of separation stations 6 work at the moment, so that the plurality of single boards fall onto the lifting board storage device 4 of the plurality of separation stations 6 through the lower board mechanism 33. And repeating the steps, and finally separating each veneer in the veneer stack and sorting the defective veneers according to the defect types.

Claims

1. A veneer separating and sorting system is characterized in that: including upper plate platform (1), veneer separator (2), defect identification system (5) and at least one defect letter sorting station (7), defect identification system (5) include box, discernment camera and industrial computer, the discernment camera is located in the box to connect the industrial computer of communication connection, defect letter sorting station (7) are equipped with conveyor (3) and go up and down to deposit board device (4), conveyor (3) are including carrying frame (31) and locating drive roller set mechanism (34) and hypoplastron mechanism (33) on carrying frame (31), the front end of carrying frame (31) is located in drive roller set mechanism (34), hypoplastron mechanism (33) are located on the transport frame (31) at drive roller set mechanism (34) rear.

2. The veneer separating and sorting system according to claim 1, wherein: upper plate platform (1) includes grillage (11), upper plate drive roller (12) and upper plate actuating mechanism, upper plate drive roller (12) pass through the bearing setting on upper grillage (11), upper plate actuating mechanism connects and drives upper plate drive roller (12), carriage (11) side is equipped with alignment baffle (13).

3. The veneer separating and sorting system according to claim 1, wherein: the veneer separator (2) comprises a rack (21), a lifting platform (22), a separator lifting driving mechanism (23), a veneer grabbing mechanism (24) and an inductive switch, wherein the lifting platform (22) is movably connected with the rack (21), the separator lifting driving mechanism (23) is in transmission connection with the lifting platform (22), and the veneer grabbing mechanism (24) is arranged above the rack (21).

4. The veneer separating and sorting system according to claim 3, wherein: separating centrifuge lift actuating mechanism includes servo motor (231), transmission shaft A (232), chain A (233), chain B (234), sprocket, servo motor (231) are connected with the sprocket on transmission shaft A (232) through chain A (233), transmission shaft A (232) are connected through the bearing with frame (21), another sprocket on transmission shaft A (232) passes through chain B (234) with the sprocket of frame (21) bottom and is connected, the both ends of chain B (234) all are connected with lift platform (22).

5. The veneer separating and sorting system according to claim 3, wherein: the single plate grabbing mechanism (24) comprises a second servo motor (241), a belt (242), a belt pulley (243), a transmission shaft B (244) and a grabbing plate roller (245), wherein the second servo motor (241) is in transmission connection with the transmission shaft B (244) through the belt pulley (243) and the belt (242), the transmission shaft B (244) is connected with the rack (21) through a bearing, and the grabbing plate roller (245) is fixed on the transmission shaft B (244) and provided with a convex thorn.

6. The veneer separating and sorting system according to claim 1, wherein: sink into letter sorting station (7) front end and still be equipped with many separation stations (6), many separation stations (6) include conveyor (1), the lift that is the same with defect letter sorting station's (7) structure and deposit board device (3), still be equipped with inductive switch on drive roller set mechanism (34).

7. The veneer separating and sorting system according to claim 1, wherein: the lower plate mechanism (33) comprises an air cylinder (331), a connecting rod (332) and a movable baffle plate (333), the movable baffle plate (333) is movably connected to the conveying rack (31) through a rotating shaft, one end of the connecting rod (332) is fixedly connected with the rotating shaft of the movable baffle plate (333), the other end of the connecting rod is hinged to a working rod of the air cylinder (331), and the air cylinder (331) is fixed to the conveying rack (31).

8. The veneer separating and sorting system according to claim 1, wherein: lift is deposited board device (4) and is including depositing grillage (41), depositing board platform (42), sorting machine lift actuating mechanism (43), sorting machine transfer conveying mechanism (44) and inductive switch, deposit board platform (42) and deposit grillage (41) swing joint, sorting machine lift actuating mechanism (43) and deposit board platform (42) and be connected, sorting machine transfer conveying mechanism (44) are located and are deposited grillage (41) bottom, inductive switch locates and deposit on grillage (41).

9. The veneer separating and sorting system according to claim 8, wherein: sorting machine lift actuating mechanism (43) includes servo motor three (431), chain C (432), transmission shaft C (433), transmission shaft D (434), transmission motor one (431) is connected with transmission shaft C (433) transmission, chain C (432) are connected with the sprocket on transmission shaft C (433) and transmission shaft D (434) respectively.

10. The veneer separating and sorting system according to claim 8, wherein: the sorter transfer conveying mechanism (44) comprises a servo motor four (441), a transmission shaft E (442), a chain D (443) and a transmission shaft F (444), wherein the transmission motor two (441) is in transmission connection with the transmission shaft E (442), and the transmission shaft E (442) is connected with the transmission shaft F (344) through the chain D (443) and a chain wheel.