Packaging production line for cyanide products

Abstract

The invention discloses a packaging production line for cyanide products, and belongs to the field of cyanide production. The packaging production line comprises a transmission belt, a charging weighing station, a bag lifting station, a sealing station, a bag pressing station, a cover locking station and a carrying crane, the charging weighing station, the bag lifting station, the sealing station, the bag pressing station, the cover locking station and the carrying crane are sequentially arranged in the flowing direction of packaging barrels, a packaging bag opening lifting machine is arranged on the bag lifting station, a hot melting sealing machine is arranged on the sealing station, and a bag opening pressing machine is arranged above the bag pressing station. A barrel cover electromagnetic suction manipulator is arranged beside the cover locking station, a packaging barrel positioning and locking device is arranged in front of the cover locking station, a plurality of positioning sensors are arranged on the conveying belt, and the positioning sensors are electrically connected with the controller. The harm of the cyanide to the body of a worker is avoided, automatic packaging can be achieved, and safe production of the cyanide is guaranteed.

Description

TECHNICAL FIELD

[0001] The application relates to a packaging production line, in particular to a cyanide product packaging production line, and belongs to the cyanide production field. BACKGROUND

[0002] The cyanide is a toxic product, and in actual production lines, the cyanide is generally produced in unmanned workshops. However, in the packaging production line, the cyanide is still manually weighed and packaged. Although corresponding protective measures are taken in the production, it is still difficult to avoid the chronic poisoning of workers. The long-term poisoning will cause different degrees of harm to the bodies of the workers. In order to avoid the occurrence of the poisoning event, the state has stopped the manual packaging of the cyanide. In order to enable the production line to smoothly run, the cyanide packaging production line is developed. SUMMARY

[0003] In view of the fact that the existing cyanide product is toxic and can harm the health of workers, the application provides a cyanide product packaging production line. The cyanide product packaging production line is used for realizing automatic packaging, preventing workers from contacting the cyanide product, avoiding the harm of the cyanide to the bodies of the workers, realizing automatic packaging, and ensuring the safe production of the cyanide.

[0004] The technical scheme of the application is as follows: a cyanide product packaging production line, which comprises a cyanide product packaging barrel and a packaging bag. The packaging bag is arranged on the inner periphery of the packaging barrel and the bag opening is bent downward outside the packaging barrel. The cyanide product packaging production line comprises a transmission belt. A loading and weighing station, a bag lifting station, a sealing station, a bag pressing station, a cap locking station and a carrying vehicle are sequentially arranged on the packaging production line along the flow direction of the packaging barrel. The bag lifting station is provided with a bag opening bag lifting machine. The sealing station is provided with a hot melt sealing machine. The bag pressing station is provided with a bag opening pressing machine. The cap locking station is provided with a barrel cap electromagnetic suction cap mechanical hand. The front of the cap locking station is provided with a packaging barrel positioning and locking device. The end of the transmission belt is provided with the carrying vehicle. The positioning sensor of the packaging barrel is arranged on the multiple stations of the transmission belt. The positioning sensor is electrically connected with a controller. Further, the packaging barrel with the packaging bag is conveyed by the transmission belt to the loading and weighing station of the cyanide product. The loading and weighing station is provided with a discharging machine. The discharging machine is provided with a flow adjusting device. Further, the bag lifting station is provided with bag lifting supports on both sides, a plurality of sliding supports are arranged between the bag lifting supports above the conveying belt, the plurality of sliding supports comprise main sliding supports parallel to the center line of the conveying belt, and vice sliding supports are arranged in parallel on both sides of the main sliding supports; the sliding supports extend to the sealing station, a bag lifting cylinder is slidably hung on the main sliding support of the sliding support through a roller driving device, a gear set is hung on the cylinder rod below the bag lifting cylinder through a main sliding channel, the gear set comprises a gear and a pair of racks meshed with the gear, a gear driving device is connected to the gear shaft of the gear, and the pair of racks are slidably arranged in a pair of rack sliding channels; the pair of rack sliding channels are slidably hung on the vice sliding supports through a lifting rod, and a bag lifting support is connected to the pair of racks and faces downward; the bag lifting support comprises a pair of arc-shaped bag clamps opposite to each other, the arc shapes of the two arc-shaped bag clamps are matched with the outer periphery of the packaging bag, and opposite parallel clamping portions are arranged at the two ends of the two arc-shaped bag clamps; after the bag clamps lift the packaging bag with the outer periphery of the packaging bag folded downward, the clamping portions clamp the packaging bag, and the conveying belt synchronously sends the packaging barrel and the inner packaging bag containing cyanide products in the packaging barrel to the sealing station; Further, the hot melting sealing machine of the sealing station comprises a hot melting support, the hot melting support comprises a pair of hot melting electrodes on both sides of the bag opening of the packaging bag, and the pair of hot melting electrodes are slidably arranged on a hot melting sliding rail; the direction of the hot melting sliding rail is perpendicular to the conveying direction of the conveying belt, and the height of the pair of hot melting electrodes is lower than that of the arc-shaped bag clamps below the bag lifting support. Further, the bag opening pressing machine arranged above the bag pressing station comprises bag pressing supports arranged on both sides of the conveying belt, a bag pressing cylinder is arranged at the central part of the bag pressing support, and a bag pressing plate is arranged below the bag pressing cylinder; the bag pressing plate can press the lifted packaging bag downward. Further, a barrel cover conveying belt is arranged in the vertical direction of the conveying belt on the cover locking station, horizontal barrel covers are conveyed on the barrel cover conveying belt, the barrel covers are sucked by an electromagnetic cover suction manipulator before reaching the cover locking station, and are placed above the packaging barrel positioned by a packaging barrel positioning device; a cover locking device arranged at the rear locks the barrel cover. Further, the packaging barrel positioning and locking device comprises a lifting column, the lifting column is fixedly arranged beside the conveying belt, the lifting column is an electric push rod, a rotating device is arranged at the rod end of the electric push rod, a pair of packaging barrel annular blocking arms are connected to the rotating device, the lifting column is lowered after the sensor on the conveying belt senses the arrival of the packaging barrel, the packaging barrel annular blocking arms are sleeved on the outer periphery of the barrel cover under the drive of the rotating device, one end of the packaging barrel annular blocking arms is provided with a locking cylinder, an electromagnetic suction head is arranged at the end of the locking cylinder, and the electromagnetic suction head tightly sucks the locking ring to push the locking ring forward and backward to lock the barrel cover. Further, two traveling crane tracks are arranged on the ground extension lines beside the ends of the conveying belt, a traveling crane travels on the tracks, a lifting suction disc is arranged below the cross beam of the traveling crane, and the lifting suction disc is an electromagnetic suction disc. Further, the flow regulating device comprises a pair of opposite gates, the gates are provided with angular opening parts, the flow port is reduced after the gates move towards each other, the flow port is enlarged when the gates move reversely, a pair of opposite angular opening parts are respectively connected with opening and closing cylinders; Further, the sliding frame comprises a middle lying H-shaped steel and two inverted T-shaped steels arranged on both sides of the H-shaped steel, the roller driving device comprises rollers respectively arranged on the lying H-shaped steel and the inverted T-shaped steels, one or more roller shafts are provided with roller driving devices, the roller driving device comprises a roller driving reduction motor connected with the roller shaft, the gear driving device comprises a gear rotation reduction motor connected with a gear shaft, and the moving direction of a pair of racks engaged with the gear vertically is perpendicular to the conveying direction of the conveying belt.

[0005] The present application has the positive effect that: by setting the loading and weighing station on the packaging production line, the loading can be carried out on the station by using the discharging machine, the weighing device is arranged below to weigh, the angle opening part is arranged on a pair of opposite gates inside the discharging machine, the increase or decrease of the angle opening part can control the size of the discharging flow, the closer the weight is to the set flow, the smaller the opening degree is, when the weighing weight is equal to the set weight, the opening degree is zero, the product weight can be accurately controlled; by setting the sliding frame between the bag lifting station and the sealing station, the packaging bag can be lifted and clamped, and moved synchronously with the packaging barrel on the conveying belt to the sealing station for sealing treatment, especially by setting the bag lifting frame on both sides of the bag lifting station, the bag lifting cylinder is hung below the top frame of the bag lifting frame, in the lifting process of the bag lifting cylinder, the arc-shaped bag lifting clamp hinged below a plurality of connecting rods lifts the packaging barrel periphery downwardly bent packaging bag, and in the clamped condition of the packaging bag at the front and back two ends, the lifting and packaging bag mouth are clamped into a straight line state by the sliding device driving the bag lifting frame to move to the sealing station, a pair of hot melting electrodes are arranged on the sliding rail below the arc-shaped bag lifting clamp in the sealing station, and the hot melting electrodes slide from both sides of the conveying belt to the center line position of the conveying belt along the hot melting sliding rail, the bag mouth of the packaging bag is fused together by heating the electrodes, the sealing of the packaging bag is realized, the leakage of cyanide can be prevented by heat sealing, the safety during transportation and handling can be ensured, and the operator can be prevented from poisoning; by setting the bag pressing cylinder on the bag pressing station, the bag pressing plate is arranged at the lower end of the bag pressing cylinder, the packaging bag standing up during sealing can be pressed into the packaging barrel, which is conducive to setting the barrel cover; by setting the vertical packaging barrel cover conveying belt in front of the cover locking station, the packaging barrel cover can be conveyed in front of the cover locking station, the cover electromagnetic suction cover mechanical hand is used to suck up the barrel cover and place it above the packaging barrel, by setting the lifting column beside the conveying belt, the rotating device is arranged on the lifting column, when the packaging barrel comes, the lifting cylinder is used to lower the rotating device and the packaging barrel annular blocking arm arranged at the end thereof, the packaging barrel annular blocking arm fixes the packaging barrel, then the locking cylinder is sucked into the locking ring by using the locking cylinder arranged on the packaging barrel annular blocking arm, first, the locking ring is reversed, the locking ring is hung on the locking hook, then the locking ring is pushed to rotate, the locking ring is buckled on the outer periphery of the barrel cover and the barrel opening, and the barrel cover is locked on the barrel opening; two travelling crane tracks are arranged on the extension line beside the end of the conveying belt, the travelling crane walks on the tracks, and the lifting suction cup is arranged below the travelling crane beam, the packaging barrel can be carried to the front transport vehicle by using the suction cup, the automatic packaging can be realized by using the present application, the workers can be prevented from contacting the cyanide product, the harm of cyanide to the workers' body can be avoided, the automatic packaging can be realized, and the safe production of cyanide can be ensured. BRIEF DESCRIPTION OF DRAWINGS

[0006] Figure 1 Side view of the cyanide product packaging production line.

[0007] Figure 2 Structure diagram of the discharging machine flow adjusting device.

[0008] Figure 3 The top view schematic diagram of the bag lifting machine.

[0009] Figure 4 The end view schematic diagram of the hot melt sealing machine and the bag lifting machine.

[0010] Figure 5 The top view schematic diagram of the cap locking station.

[0011] Figure 6 The end view schematic diagram of the travelling crane.

[0012] Label explanation: 10-charge weighing station, 11-hopper, 12-discharging machine, 13-flow regulating device, 14-discharging cylinder, 15-coned inner barrel, 16a-shutter one, 16b-shutter two, 17-cylinder support plate, 17a-support column, 18-flow port, 19-opening and closing cylinder, 20-bag lifting station, 21-roller drive device, 21a-roller drive reduction motor, 21b-roller drive motor, 21c-roller, 22-bag lifting cylinder, 22a-limiting coil, 23-gear set, 23a-gear, 24-gear drive device, 24a-gear reduction machine, 24b-gear motor, 25a-upper rack, 25b-lower rack, 26-sliding frame, 27-bag lifting frame, 27a-arc-shaped bag lifting clamp one, 27b-arc-shaped bag lifting clamp two, 27c-hanger rod, 28-bag lifting support, 29a-main slide, 29b-rack slide, 30-sealing station, 31-hot melt support, 32-hot melt electrode, 33-hot melt sliding rail, 35a-main sliding frame, 35b-secondary sliding frame, 35c-follower roller, 36-hanger, 40-bag pressing station, 41-bag pressing support, 42-bag pressing cylinder, 43-bag pressing plate, 50-cap locking station, 51-lifting column, 52-packaging barrel annular blocking arm, 53-electromagnetic cap suction mechanical hand, 54-electromagnetic suction cup, 55-rotary device, 56-hinged shaft, 57-locking cylinder, 58-electromagnetic suction head, 59-positioning sensor, 60-travelling crane, 61-gantry, 62-lifting rope, 63-lifting suction cup, 64-crane walking wheel, 65-rail, 66-lifting device, 100-packaging barrel, 101-packaging bag, 102-barrel cap, 102a-locking ring, 103-conveying belt, 104-barrel cap conveying belt. DETAILED DESCRIPTION

[0013] The specific technical solutions of the present application will be described in detail below with reference to the accompanying drawings.

[0014] The technical solution of the present application is: a packaging production line for cyanide products, Figure 1Is a side view of a cyanide product packaging production line, the cyanide product packaging production line includes a cyanide product packaging barrel 100 and a packaging bag 101, the packaging bag 101 is arranged on the inner periphery of the packaging barrel 100 and the bag opening is bent downward outside the packaging barrel 100, the cyanide product packaging production line includes a transmission belt 103, the packaging production line is sequentially arranged in order along the flow direction of the packaging barrel 100, and the packaging production line includes a loading and weighing station 10, a bag lifting station 20, a sealing station 30, a bag pressing station 40, a cap locking station 50, and a moving vehicle 60, wherein the bag lifting station 20 is provided with a bag opening lifting machine of the packaging bag 101, the sealing station 30 is provided with a hot melt sealing machine, the bag pressing station 40 is provided with a bag opening pressing machine above, the cap locking station 50 is provided with an electromagnetic cap suction mechanical hand 53 beside, the cap locking station 50 is provided with a packaging barrel 100 positioning and locking device in front, the transmission belt 103 is provided with a moving vehicle 60 above the end, and the transmission belt 103 is provided with a packaging barrel passing positioning sensor 59 on each station.

[0015] Figure 2 Is a structure diagram of a flow regulating device of a feeder. The packaging barrel 100 with the packaging bag 101 inside is conveyed by the transmission belt 103 to the cyanide product loading and weighing station 10, the feeder 12 is arranged above the loading and weighing station 10, the feeder 12 is located below the granary 11, the weighing device is arranged below the loading and weighing station 10, and the inner side of the feeder 12 is provided with the flow regulating device 13.

[0016] The flow regulating device 13 includes a pair of opposite gates, the pair of gates includes gate one 16a and gate two 16b, the gate one 16a and the gate two 16b are both provided with an angle opening part, the flow regulating device 13 is arranged at the lower part of the discharge cylinder 14 and the tapered inner cylinder 15 of the feeder 12, the flow material port 18 is reduced after the gates move towards each other, the flow material port 18 is enlarged when the gates move in the opposite direction, a pair of opening and closing cylinders 19 are respectively connected to the pair of opposite angle opening parts, the pair of opening and closing cylinders 19 are respectively arranged on the respective cylinder support plates 17, and the cylinder support plates 17 are supported by the struts 17a.

[0017] Figure 3 Is a top view structure diagram of the bag lifting machine, referring to Figure 3The bag lifting station 20 is provided with bag lifting supports 28 on both sides, and a plurality of sliding frames 26 are arranged between the bag lifting supports 28 on both sides above the conveying belt 103. The plurality of sliding frames 26 include a main sliding frame 35a parallel to the center line of the conveying belt 103, and a vice sliding frame 35b is arranged in parallel on both sides of the main sliding frame 35a. The sliding frame 26 extends to the sealing station 30. The main sliding frame 35a of the sliding frame 26 is sequentially provided with a hanging bracket 36 and a bag lifting cylinder 22 through a roller driving device 21. The gear set 23 is hung on the cylinder rod below the bag lifting cylinder 22 through the main sliding way 29a. The gear set 23 includes a gear 23a and a pair of racks engaged with the gear 23a. The pair of racks includes an upper rack 25a and a lower rack 25b. The gear shaft of the gear 23a is connected with a gear driving device 24. The pair of racks are respectively arranged in a pair of rack sliding ways 29b. The pair of rack sliding ways 29b are slidably hung on the vice sliding frame 35b through a hanging rod 27c. A bag lifting frame 27 is connected to the pair of racks and faces downward. The bag lifting frame 27 includes a pair of arc-shaped bag clamps. The pair of arc-shaped bag clamps includes an arc-shaped bag clamp one 27a and an arc-shaped bag clamp two 27b. The arcs of the two arc-shaped bag clamps, i.e., the arc-shaped bag clamp one 27a and the arc-shaped bag clamp two 27b, are inlaid with the outer periphery of the packaging bag. The two ends of the two arc-shaped bag clamps are provided with relatively parallel clamping portions. After the bag lifting frame 27 lifts the packaging bag 101 and the outer periphery of the packaging bag 101 is folded downward, the clamping portions clamp the packaging bag 101. The packaging barrel 100 and the inner packaging bag 101 filled with cyanide products are sent to the sealing station 30 synchronously with the conveying belt 103.

[0018] The sliding frame 26 includes an intermediate lying H-shaped steel and an inverted T-shaped steel arranged on both sides of the H-shaped steel. The roller driving device 21 includes a roller 21c and a follower roller 35c arranged in rolling on the lying H-shaped steel and the inverted T-shaped steel, respectively. The hanging bracket 36 is arranged on both sides of the roller 21c. One or more rollers are provided with the roller driving device 21 on the roller shaft. The roller driving device 21 includes a roller driving speed reduction motor connected with the roller shaft. The roller driving speed reduction motor includes a roller driving speed reduction machine 21a and a roller driving motor 21b connected with each other. The gear driving device 24 includes a gear rotating speed reduction motor connected with the gear shaft. The gear rotating speed reduction motor includes a gear rotating speed reduction machine 24a and a gear rotating motor 24b connected on both sides. The moving direction of the upper rack 25a and the lower rack 25b engaged with the gear 23a is perpendicular to the conveying direction of the conveying belt 103. When the gear rotates, the moving direction of the lower rack 25b of the upper rack 25a is just opposite.

[0019] The rack sliding way 29b has a cross-shaped structure, which can ensure the movement of the rack one 25a or the rack two 25b in the horizontal direction and can ensure the lifting in the vertical direction along the hanging rod 27c.

[0020] Figure 4Figure 1 is a schematic diagram of the end face structure of a hot melt sealer and bag lifting machine. The hot melt sealer of the sealing station 30 comprises a hot melt support 31, which comprises a pair of hot melt electrodes 32 on both sides of the opening of the packaging bag 101. The pair of hot melt electrodes 32 are slidingly arranged on the hot melt sliding rail 33, which is perpendicular to the conveying direction of the conveying belt 103. The height of the pair of hot melt electrodes 32 is lower than the arc-shaped bag lifting clamp below the bag lifting frame 27.

[0021] The bag pressing machine arranged above the bag pressing station 40 comprises a bag pressing support 41 arranged on both sides of the conveying belt 103. The central part of the bag pressing support 41 is provided with a bag pressing cylinder 42. The bag pressing cylinder 42 is provided below the bag pressing plate 43, which can press down the lifted packaging bag 101.

[0022] Figure 5 Figure 4 is a schematic diagram of the top view structure of the cap locking station. The vertical direction of the conveying belt 103 of the cap locking station 50 is provided with a conveying belt 104 for the lid of the packaging barrel 100. The conveying belt 104 for the lid of the packaging barrel 100 conveys the horizontally placed lid 102. The lid 102 is lifted by the electromagnetic suction cup 54 of the electromagnetic cap suction manipulator 53 before reaching the cap locking station 50. The lid 102 is placed above the packaging barrel 100 positioned by the packaging barrel 100 positioning device. The lid 102 is locked by the rear locking device.

[0023] The packaging barrel 100 positioning and locking device comprises a lifting column 51 fixedly arranged beside the conveying belt 103. The lifting column 51 is an electric push rod. The end of the electric push rod is provided with a rotating device 55. The rotating device 55 is connected with a pair of arc-shaped half-rings hinged together. The arc-shaped half-rings are hinged together by a hinge shaft 56. After the sensor on the conveying belt 103 senses the arrival of the packaging barrel 100, the lifting column 51 is lowered by the electric cylinder. The arc-shaped half-rings are sleeved around the outer periphery of the lid 102 under the driving of the rotating device 55. One end of the arc-shaped half-rings is provided with a locking cylinder 57. The end of the locking cylinder 57 is provided with an electromagnetic suction head 58. The electromagnetic suction head 58 tightly sucks the locking ring 102a to push the locking ring 102a to lock the lid 102.

[0024] Figure 6 Figure 6 is a schematic diagram of the end face structure of the crane. Two crane tracks 65 are arranged on the ground extension lines beside the ends of the conveying belt 103. The gantry 61 of the crane 60 is provided below the crane walking wheel 64. The crane walking wheel 64 of the crane 60 rolls on the tracks 65. The crane walking wheel 64 is provided below the crane beam and is hoisted by the hoisting rope 62. The hoisting rope 62 is wound on the hoisting device 66. The hoisting suction cup 63 is an electromagnetic suction cup. The hoisting suction cup 63 is lifted by the hoisting rope 62. The hoisting device 66 can be an electric hoist or a winch structure. The crane 60 is manually operated.

[0025] The application can load by using the blanking machine 12 at the loading and weighing station 10 on the packaging production line, and the weighing device is arranged below to weigh. The angle opening part is arranged on a pair of opposite gates inside the blanking machine 12, and the increase or decrease of the angle opening part can control the size of the blanking flow. The closer the weight is to the set flow, the smaller the opening degree is. When the weighing weight is equal to the set weight, the opening degree is zero, and the product weight can be accurately controlled. The sliding frame 26 is arranged between the bag lifting station 20 and the sealing station 30, the packaging bag 101 can be lifted and clamped, and after clamping, the packaging barrel 100 on the conveying belt 103 is synchronously moved to the sealing station 30 for sealing treatment. Especially, the bag lifting frame 27 is arranged on both sides of the bag lifting station 20, the bag lifting cylinder 22 is hung below the top frame of the bag lifting frame 27. During the lifting process of the bag lifting cylinder 22, the arc-shaped bag lifting clamp hinged below a plurality of connecting rods can lift the packaging bag 101 bent downward around the packaging barrel 100, and the packaging bag 101 is clamped at both ends in front and back. The roller driving device 21 drives the bag lifting frame 27 to move the clamped packaging bag to the sealing station 30. A pair of hot melting electrodes 32 are arranged on the sliding rail below the arc-shaped bag lifting clamp in the sealing station 30 and slide along the hot melting sliding rail 33 from both sides of the conveying belt 103 to the middle line position of the conveying belt 103. The electrodes are heated to make the bag opening of the packaging bag 101 hot melt together to realize the sealing of the packaging bag 101. Through the heat sealing, the leakage of cyanide can be prevented, the safety during transportation and handling can be ensured, and the operator can be prevented from being poisoned. The bag pressing cylinder 42 is arranged on the bag pressing station 40, the bag pressing plate 43 is arranged at the lower end of the bag pressing cylinder 42, the packaging bag 101 standing up during sealing can be pressed into the packaging barrel 100, and the barrel cover 102 is beneficially arranged. The vertical barrel cover conveying belt 104 is arranged in front of the cover locking station 50, the barrel cover 102 of the packaging barrel 100 can be conveyed to the front of the cover locking station 50, the electromagnetic chuck 54 on the electromagnetic cover gripping manipulator 53 of the barrel cover 102 is used to suck the barrel cover 102 and place it to the position above the packaging barrel 100. The lifting column 51 is arranged beside the conveying belt 103, the rotating device 55 is arranged on the lifting column 51, when the packaging barrel 100 comes, the lifting cylinder is used to lower the rotating device 55 and the packaging barrel annular blocking arm 52 arranged at the end of the rotating device 55, the packaging barrel annular blocking arm 52 fixes the packaging barrel 100, then the locking cylinder 57 arranged on the packaging barrel annular blocking arm 52 is used to suck the locking ring 102a, the locking ring 102a is hung on the locking hook in reverse, then the locking ring 102a is pushed to rotate, the locking ring 102a is buckled on the outer periphery of the barrel cover 102 and the barrel opening, and the barrel cover 102 is locked on the barrel opening.By setting two travelling crane tracks on the extension lines on both sides of the end of the conveying belt 103, a travelling crane walks on the tracks, and a lifting suction cup 63 is arranged below the travelling crane beam, the package barrel 100 can be carried to the front transport vehicle by using the suction cup, by using the application, the workers can be prevented from contacting the cyanide product, the harm of cyanide to the workers' body is avoided, automatic packaging can be realized, and the safe production of cyanide is ensured.

Claims

1. A packing line for a cyanide product, comprising a packing barrel for a cyanide product and a packing bag, the packing bag being disposed at an inner periphery of the packing barrel with a bag opening portion bent downward outside the packing barrel, characterized in that: The packaging production line of the cyanide product comprises a conveying belt, and sequentially arranged along a flow direction of the packaging barrel are a loading and weighing station, a bag lifting station, a sealing station, a bag pressing station, a cap locking station and a carrying vehicle. ​ 2. A cyanide product packaging line according to claim 1, characterized in that: The packaging barrel with the packaging bag is conveyed by the conveying belt to the loading and weighing station of the cyanide product, a discharging machine is arranged above the loading and weighing station, and a weighing device is arranged below the loading and weighing station, and a flow adjusting device is arranged on the inner side of the discharging machine.

3. A cyanide product packaging line according to claim 1, characterized in that: The bag lifting station is provided with bag lifting supports on both sides, a plurality of sliding frames are arranged between the bag lifting supports on both sides above the conveying belt, the plurality of sliding frames comprise a main sliding frame parallel to the center line of the conveying belt, and a vice sliding frame is arranged in parallel on both sides of the main sliding frame, the sliding frame extends to the sealing station, a bag lifting cylinder is slidably hung on the main sliding frame of the sliding frame through a roller driving device, a gear set is hung on the cylinder rod below the bag lifting cylinder through a main sliding way, the gear set comprises a gear and a pair of racks in meshing relation with the gear, a gear driving device is connected to the gear shaft of the gear, and the pair of racks are slidably arranged in a pair of rack sliding ways, the pair of rack sliding ways are slidably hung on the vice sliding frame through a suspender, and a bag lifting frame downwardly connected to the pair of racks comprises a pair of arc-shaped bag lifting clamps in opposite relation, the arc shapes of the two arc-shaped bag lifting clamps are in conformity with the outer periphery of the packaging bag, and opposite parallel clamping portions are arranged at the two ends of the two arc-shaped bag lifting clamps, after the bag lifting clamps lift the packaging bag with the outer periphery of the packaging bag folded downward, the clamping portions clamp the packaging bag, and the packaging barrel and the inner packaging bag filled with the cyanide product are conveyed to the sealing station synchronously with the conveying belt.

4. A cyanide product packaging line according to claim 1, characterized in that: The hot melt sealing machine of the sealing station comprises a hot melt support, the hot melt support comprises a pair of hot melt electrodes on both sides of the bag opening of the packaging bag, the pair of hot melt electrodes are slidably arranged on a hot melt sliding rail, the hot melt sliding rail is perpendicular to the conveying direction of the conveying belt, and the height of the pair of hot melt electrodes is lower than that of the arc-shaped bag lifting clamps below the bag lifting frame.

5. A cyanide product packaging line according to claim 1, characterized in that: The bag opening pressing machine arranged above the bag pressing station comprises bag pressing supports arranged on both sides of the conveying belt, a bag pressing cylinder is arranged at the central part of the bag pressing support, a bag pressing plate is arranged below the bag pressing cylinder, and the bag pressing plate can press the lifted packaging bag downward.

6. A cyanide product packaging line according to claim 1, characterized in that: The cap conveying belt of the packaging barrel is arranged in the vertical direction of the conveying belt of the cap locking station, the cap conveying belt conveys horizontally placed caps, the cap is lifted by the electromagnetic cap attracting mechanical hand when reaching the front of the cap locking station, and is placed above the packaging barrel positioned by the packaging barrel positioning device, and the cap is locked by the cap locking device arranged at the rear.

7. A cyanide product packaging line according to claim 1, characterized in that: The packaging barrel positioning and locking device comprises a lifting column fixedly arranged beside the conveying belt, the lifting column is an electric push rod, a rotating device is arranged at the end of the electric push rod, a pair of ring-shaped blocking arms hinged together are connected to the rotating device, after the sensor on the conveying belt senses the arrival of the packaging barrel, the lifting column is lowered by the electric cylinder, the ring-shaped blocking arms are sleeved on the outer periphery of the barrel cover under the driving of the rotating device, one end of the ring-shaped blocking arms is provided with a locking cylinder, an electromagnetic suction head is arranged at the end of the locking cylinder, and the electromagnetic suction head tightly sucks the locking ring to push the locking ring to lock the barrel cover.

8. A cyanide product packaging line according to claim 1, characterized in that: Two overhead traveling rails are arranged on the ground extension lines beside the end of the conveying belt, a traveling crane is arranged on the rails, a lifting suction cup is arranged below the cross beam of the traveling crane, and the lifting suction cup is an electromagnetic suction cup.

9. A cyanide product packaging line according to claim 2, characterized in that: The flow adjusting device comprises a pair of opposite flashboard, the flashboard is provided with an angle opening part, the flow port is reduced after the flashboard moves towards each other, the flow port is expanded when the flashboard moves reversely, and a pair of opposite angle opening parts are respectively connected with opening and closing cylinders.

10. A cyanide product packaging line according to claim 3, characterized in that: The sliding frame comprises a lying H-shaped steel arranged in the middle and inverted T-shaped steels arranged on both sides of the lying H-shaped steel, the roller driving device comprises rollers respectively arranged on the lying H-shaped steel and the inverted T-shaped steels, one or more rollers are arranged on the roller shaft, the pulley driving device comprises a roller driving reduction motor connected with the roller shaft, the gear driving device comprises a gear rotating reduction motor connected with the gear shaft, and the moving direction of a pair of racks meshing with the gear above and below is perpendicular to the conveying direction of the conveying belt.

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