Automatic sorting and loading equipment for bagged materials
Technical Field
The invention relates to a conveying device, in particular to automatic equipment for conveying, sorting and loading bagged materials.
Background
The loading operation of traditional bagged materials is usually completed by combining manpower and a forklift, and the operation mode has the advantages of low carrying efficiency, very high working strength and very high labor cost on one hand. Aiming at the current situation, all departments in China greatly push intelligent manufacturing to solve the problems of low production efficiency, high operation cost and the like.
For example: 1. chinese patent, application number: 201410458723.6, name: three pile up neatly positions on pile up neatly conveying line do not have tray storehouse pile up neatly device, applicant: qingdao Baojia automation equipment Co., ltd., abstract: three stacking positions on a stacking conveying line are provided with a tray-free warehouse stacking device, one stacking robot (17) corresponds to three production lines A, B, C and three stacking positions, the three stacking positions and the three production lines A, B, C are respectively in one-to-one correspondence, the three production lines A, B, C respectively convey material bags to three double-to-be-grabbed (1) positions in front of the stacking robot (17) through conveying equipment, and according to conveying speed of the conveying line, the stacking robot (17) grabs different materials in sequence and places the different materials on corresponding trays. The stacking device fully and reasonably utilizes field space resources in a factory, is based on the existing production line, can simultaneously grasp the double-handle mechanism of two bags of materials in the use process, greatly improves the production efficiency while reducing the production cost and the labor cost, and comprehensively realizes unmanned stacking.
2. Chinese patent, application number: 201620661627.6, name: material bag pile up neatly handling equipment, applicant: changzhou Rongchun Automation equipment stock Co., ltd., abstract: the utility model discloses a material bag stacking and carrying equipment, which is matched with a stacking robot to operate, and comprises a rail pair, an automatic control device and a platform truck configured with the rail pair, thereby forming the rail car carrying equipment; under the control of an automatic control device, the automatic continuous carrying of the material bag stacking to the material bag stacking storage warehouse is mainly characterized; the device has the characteristics of reasonable structure, labor saving, high carrying efficiency, good field environment and the like.
Above-mentioned automatic handling system main robot and electronic flatbed match or robot cooperation auxiliary assembly accomplish transport pile up neatly work, and the enterprise of adopting this operation mode generally all need dispose many sets of robots and flatbed and just can satisfy the production load, and earlier stage investment is great, and maintenance cost is also higher, and the workshop needs to reserve the empty space of part and just can satisfy robot and flatbed operation.
Disclosure of Invention
The invention aims at: the automatic sorting and loading equipment for the bagged materials is high in automation degree, high in production efficiency, low in cost and small in occupied area, and solves the problems in the background art.
The invention is realized by the following technical scheme:
the automatic sorting and loading equipment for the bagged materials sequentially comprises a transition conveying channel and a main conveying channel along the conveying direction of the materials, wherein the middle part of the main conveying channel is provided with a transverse sorting conveying channel, and the tail end of the main conveying channel is connected with a longitudinal sorting conveying channel; the reversing device is arranged at the joint of the main conveying channel and the transverse sorting conveying channel;
the automatic loading device is installed below the transverse sorting conveying channel and comprises a frame welded by channel steel, an I-shaped rail is fixedly welded below the top of the frame, and a travelling wheel assembly and a guide wheel assembly are installed on a flange plate of the I-shaped rail.
The walking wheel assembly is provided with a speed reducer, the speed reducer is connected with a motor, the motor is provided with a braking and frequency conversion device, the motor is controlled by the PLC control system, and the walking wheel assembly drives the loading conveyor belt to move in the horizontal direction.
The pulley blocks are arranged on two sides of the driven wheel assembly and are arranged on the connecting plate, the connecting plate is connected with the supporting seat through the pin shaft, the supporting seat is fixed with the loading conveyer belt in a bolt mode, and the driven wheel assembly plays a supporting and guiding role on the loading conveyer belt.
The loading conveyer belt tail section is provided with articulated slope section, and the expansion end of support frame supports in slope section below, and the support frame other end is articulated with the conveyer belt support, and the conveyer belt support rigid coupling is installed in loading conveyer belt below, conveyer belt support upper portion, and the chain and the support leg joint of electric chain hoist, electric chain hoist receive and releases the chain and can make the support frame rotate, and slope section follows and is tilting motion. When the electric chain hoist tightens up the chain, the supporting frame rotates upwards, and the inclined section is lifted; the chain is loosened to the electric chain hoist, and the support frame rotates downwards, and the slope section descends.
The loading conveyer belt can be controlled manually by a control panel or in a workshop control center; the two are provided with an interlocking function, when one end of the switch is opened, the other end of the switch is automatically locked by the control panel, so that safety accidents caused by misoperation are avoided.
The reversing device comprises gate-type stand columns arranged on two sides of the main conveying channel and a cross beam supported above the stand columns, an DT-type electric push rod is arranged on the cross beam, an adjustable limit switch is arranged on the DT-type electric push rod, the DT-type electric push rod drives a lower guide plate to move up and down, the guide plate is placed at a vertical inclination angle and used for guiding materials from the main conveying channel to the transverse sorting conveying channel or the automatic loading device, and two ends of the guide plate are connected with guide rails. When the guide plate is lifted, the material is transported along the main conveying channel all the time without changing the travelling route; when the deflector is lowered, the material is guided by the deflector into another conveyor belt.
The transition conveying way front end is provided with the cylinder of taking the guide arm, and the cylinder passes through aluminium alloy frame mounting in conveyer belt one side, the cylinder eliminates unqualified material according to PLC signal lateral movement, later gets into main conveying way through the toper bend pulley of rear end.
The automatic counter system is used for recording the quantity of materials flowing through the conveying device, the symmetrical photoelectric sensors are used for collecting signals, the photoelectric sensors are connected with digital display screens, and the display quantity of the main conveying channel counter is consistent with the display quantity accumulated value of each sorting conveying channel counter.
The transverse sorting conveyor and the longitudinal sorting conveyor may transport material to a temporary warehouse.
The working principle of the device of the invention is as follows: the bagged materials enter the transition conveying path from the packaging assembly line, the transition conveying path is used for judging reject the unqualified products according to the PLC control system, then the material enters the main conveying path, the material is sorted according to the PLC system control reversing device, the material flows to the transverse sorting conveying path and the longitudinal sorting conveying path respectively, the sorting conveying path directly conveys the material to a warehouse or an automatic loading device, a truck is parked below the automatic loading device, the automatic loading device automatically loads the material to the tail part of a carriage from the head part of the carriage through a loading conveying belt capable of walking, the truck does not need to move during the process, only 1 operator is required to control the walking position of the loading conveying belt and the inclination angle of the tail section of the tail end of the conveying belt, and one loading operator can simply adjust the position of the material in the carriage.
The invention has the advantages that:
1. the invention can fully utilize the existing workshop space, reduce the working procedures of stacking, indirect conveying and the like, and the produced products are directly sorted and conveyed to trucks or warehouses, so that the intermediate turnover links are reduced, the efficiency is greatly improved, the manual operation posts are greatly reduced, 5-8 workers, 5-8 carriers and 4-5 loaders in the original workshop are reduced, the total number of workers is reduced by more than 15, the automation is basically realized, and the production cost of enterprises is greatly reduced.
2. Compared with the traditional conveyor belt loading device, the truck can be kept in a static state in the loading process, loading automation is realized by moving the position and the tail end inclination angle of the loading conveyor belt, only one operator and one loading worker are needed, and the carrying strength is greatly reduced.
3. The device is formed by improving the traditional conveyor belt, and parts are all universal parts, so that compared with a multi-joint robot with a complex mechanism, the device has the advantages of low product cost, simplicity and convenience in operation and maintenance and stability and reliability in operation.
Description of the drawings:
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic top view of FIG. 1;
FIG. 3 is a schematic perspective view of a transition conveyor;
fig. 4 is a schematic perspective view of a reversing device;
FIG. 5 is a schematic view of a three-dimensional connection of a conveyor belt and a frame of an automatic loading device;
FIG. 6 is a schematic view of a partial structure of the automatic loading device;
FIG. 7 is a schematic perspective view of a support frame of the automatic loading device;
the reference numerals in the figures illustrate:
1. a transition conveyor; 2. a main conveying path; 3. a warehouse; 4. transversely sorting the conveying channels; 5. a reversing device; 6. an automatic loading device; 7. an automatic counter system; 8. longitudinally sorting the conveying channels; 11. a cylinder; 12. an aluminum profile frame; 13. a conveyor belt; 51. an electric push rod; 52. a cross bar; 53. a limit switch; 54. a support post; 55. a guide rail; 56. a deflector; 61. a frame; 62. a road wheel assembly; 63. an I-shaped rail; 64. a driven wheel assembly; 65. a loading conveyer belt; 67. An inclined section; 610. A support frame; 610A, guide wheels; 610B, hook holes; 610C, hollow shaft; 611. a control panel; 613. And a conveyor belt bracket.
The specific embodiment is as follows:
referring to fig. 1 and 2, along the conveying direction of the materials, the material conveying device sequentially comprises a transition conveying channel 1 and a main conveying channel 2, wherein a transverse sorting conveying channel 4 is arranged in the middle of the main conveying channel 2, the tail end of the main conveying channel 2 is connected with a longitudinal sorting conveying channel 8, an automatic loading device 6 is arranged below the middle part of the main conveying channel 2, the joint of the main conveying channel 2 and the transverse sorting conveying channel 4, and a reversing device 5 is arranged at the joint of the main conveying channel 2 and the automatic loading device 6.
Referring to fig. 3, the front end of the transition conveying channel is provided with a cylinder 11 with a guide rod, the cylinder 11 is installed on one side surface of a conveying belt 13 through an aluminum profile frame 12, and the cylinder removes unqualified materials according to the lateral movement of a PLC signal and then enters the main conveying channel 2 through a conical bend drum at the rear end.
Referring to fig. 4, the reversing device 5 includes gate-type columns 54 installed on two sides of the main conveying path, a cross beam 52 supported above the columns, a DT-type electric push rod 51 installed on a side surface of the cross beam, an adjustable limit switch 53 installed on the DT-type electric push rod, a lower deflector 56 driven by the DT-type electric push rod to move up and down, the deflector 56 connected to the columns on two sides through guide rails 55, and installed above the main conveying path at different angles according to the installation positions of the columns on two sides.
Referring to fig. 5 and 6, the automatic loading device 6 includes a frame 61 welded by channel steel, an i-steel 63 is fixedly welded below the top of the frame, and a travelling wheel assembly 62 and a driven wheel assembly 64 are mounted on the i-steel flange plate; the travelling wheel assembly 62 drives the loading conveyor belt 65 to move horizontally, the travelling wheel assembly 62 consists of a motor and a speed reducer, and the motor is provided with a braking and frequency conversion device; pulley blocks are arranged on two sides of the driven wheel assembly 64, the pulley blocks are arranged on a connecting plate, the connecting plate is connected with a supporting seat through a pin shaft, and the supporting seat and the loading conveyor belt 65 are fixed through bolts.
Referring to fig. 7, the end section of the loading conveyor belt 65 is provided with a hinged inclined section 67, a conveyor belt rotating shaft is arranged between the two sections, the inclined section 67 is supported at one end of a support bracket 610, the support bracket 610 comprises a guide wheel 610A, a hook hole 610B and a hollow shaft 610C, the guide wheel 610A is used for supporting the loading conveyor belt 65, and the support bracket 610 can rotate; the hook hole 610B is used for connecting a chain; the hollow shaft 610C is sleeved outside the rotating shaft, so that the support bracket 610 is hinged with the conveying belt bracket 613; the conveyer belt support 613 is fixedly welded below the loading conveyer belt 65, and an electric chain hoist is mounted on the support and is connected with the support 610 through a chain, and the support 610 is rotated by contracting the chain of the electric chain hoist, and the inclined section 67 moves in a following and tilting mode.
The loading conveyor 65 may be controlled manually at the control panel 611 or at a shop control center.
The automatic counter system 7 is arranged at the front ends of the main conveying channel, the transverse sorting conveying channel and the longitudinal sorting conveying channel, and is used for collecting signals by symmetrical photoelectric sensors, and the photoelectric sensors are connected with a digital display screen.
The transverse sorting conveyor and the longitudinal sorting conveyor may convey material to respective temporary storage 3.
In a sugar refinery for daily production of 900 tons of white sugar, bagged white sugar enters a transition conveying channel (the speed is 0.8m/s at the highest) from a packaging assembly line, the transition conveying channel judges to reject unqualified products according to a PLC control system, then enters a main conveying channel (the speed is 1m/s at the highest), materials respectively flow to a transverse sorting conveying channel and an automatic loading device according to a signal reversing device of the PLC control system, a truck is parked below the automatic loading device, a conveying belt conveys the materials to the front end of a truck carriage, the tail of the conveying belt moves obliquely, and the materials automatically fall at a designated position of the truck carriage.
Example 2
The apparatus scheme is substantially similar to example 1, except that: all conveying channels can be roller wheel conveying or belt conveying; the h-rail 63 is replaced by a slide rail, and the road wheel assembly 62 and the guide wheel assembly 64 are replaced by powered sliders; the electric push rod 51 of the reversing device 5 is replaced by an air cylinder or a hydraulic cylinder; the electric chain block 68 is replaced by a hydraulic push-pull device; the guide wheel 610A is replaced by a slide rail and a slider.