Modified starch ton bag unpacking device

Abstract

The utility model belongs to the technical field of modified starch processing, and discloses a modified starch ton bag unpacking device which comprises a frame body for fixing ton bag conveying lines, runway-shaped ton bag conveying lines are symmetrically arranged on the two sides of the center of the frame body, and 2-4 remote control hoisting travelling cranes are arranged on each ton bag conveying line. Unpacking stations are arranged below the ton bag conveying lines close to the two sides of the center of the frame body respectively, the two unpacking stations are provided with supports respectively, and photoelectric positioning devices are arranged on the supports at inlets and outlets of the unpacking stations; discharging ports in the lower portions of the unpacking stations are communicated with feeding ports symmetrically formed in the upper portions of the starch bins respectively, and dust suction ports of dust removers are formed in the unpacking stations and the joints of the unpacking stations and the feeding ports of the starch bins respectively. The feeding device is high in feeding efficiency, safe in operation and low in labor cost.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of modified starch processing, and particularly relates to a modified starch ton bag unpacking device. BACKGROUND

[0002] Modified starch is a new material which is processed from original starch through physical, chemical and biological methods, wherein the chemical method is the most common modified starch preparation method, and the property of the original starch is changed through reaction with a chemical reagent; during production, the raw material starch needs to be transported to a starch bin in a ton bag, and then transported from the bin to a reaction kettle for reaction; the existing transportation mode is to adopt a small crane to reciprocate on a single straight track, and the operation mode is as follows: bag hanging - lifting - entering an unpacking station - unpacking - exiting the unpacking station - bag removing; only one reciprocation can complete the feeding of one ton bag, and the efficiency is low; and the crane is directly connected with a power cable, the cable is folded and moved along with the crane, which is not only inconvenient, but also may cause safety problems. Therefore, the above problems need to be solved. SUMMARY

[0003] The utility model solves the technical problem that a modified starch ton bag unpacking device is provided, the defects of the prior art are overcome, the feeding efficiency is high, the operation is safe, and the labor cost is low.

[0004] To solve the above technical problems, the technical scheme of the utility model is as follows:

[0005] A modified starch ton bag unpacking device, comprising a frame body for fixing a ton bag conveying line, runway-shaped ton bag conveying lines are symmetrically arranged on both sides of the central part of the frame body, and 2-4 remote control hoisting cranes are arranged on the ton bag conveying lines; unpacking stations are arranged below the ton bag conveying lines close to both sides of the central part of the frame body, supports are arranged on the two unpacking stations, photoelectric positioning devices are arranged on the supports at the inlet and outlet of the unpacking stations; discharge outlets of the unpacking stations are respectively connected to the material inlets symmetrically arranged on the upper part of the starch bin, dust suction ports of dust collectors are arranged at the connection positions of the unpacking stations, the unpacking stations and the material inlets of the starch bin; the remote control hoisting cranes, the unpacking stations, the photoelectric positioning devices and the dust collectors are electrically connected to a PLC automatic control system.

[0006] Preferably, the remote control hoisting cranes are all provided with three, which are respectively used for bag hanging, transportation and unpacking, so that the production efficiency is ensured.

[0007] Preferably, the remote control hoisting cranes are all provided with three, which are respectively used for bag hanging, transportation and unpacking, so that the production efficiency is ensured.

[0008] Preferably, the unpacking station comprises a support, the front side and the rear side of the support are provided with automatic opening and closing doors, and the other two sides are fixedly provided with partitions, the partitions are at the same height as the doors, a hopper is arranged on the support below the doors and the partitions, the upper part of the hopper is fixedly connected to the support and is sealingly connected to the lower part of the partition, and the lower part of the hopper is connected to the upper part of the starch bin through a TPU flexible hose.

[0009] Preferably, the unpacking station is provided with an untie opening on the partition away from the middle part of the support, and the upper part of the unpacking station and the untie opening are provided with dust suction ports of dust collectors. After the ton bag enters the unpacking station, a worker unties the ton bag bottom through the untie opening arranged on the partition, so that the starch falls into the hopper and then enters the starch bin. The dust suction ports can fully collect the scattered dust, so that the environment is good.

[0010] Preferably, the support is also provided with a photoelectric positioning device near the bag hanging point. The photoelectric positioning device is used for controlling the remote control hoisting crane to hang the bag at the bag hanging point.

[0011] Preferably, the photoelectric positioning device is a mirror surface reflection photoelectric switch device, the model is E3JK-RN12-C, and the manufacturer is Omron Automation (China) Co., Ltd.

[0012] Preferably, the dust collector is a WAMFLO-22 dust collector manufactured by Weimei Conveying Machinery (Wuxi) Co., Ltd.

[0013] Preferably, the lower part of the starch bin is provided with a funnel shape, and a vibrator is arranged outside the side wall of the funnel shape. The vibrator is electrically connected to the PLC automatic control system. The model of the vibrator is GT-08, and the manufacturer is Chengdu Zhenwei Electrical Equipment Co., Ltd.

[0014] Preferably, the bottom of the starch bin is provided with a feeding rotary valve. The starch is conveyed to the reaction device through the feeding rotary valve and a corresponding pipeline. The feeding rotary valve is electrically connected to the PLC automatic control system.

[0015] Due to the adoption of the above technical scheme, the unpacking station has the following beneficial effects:

[0016] The unpacking station is used for continuously feeding the ton bag into the unpacking station and discharging the ton bag from the unpacking station, the defect that only one hoisting crane is used for hoisting in the prior art is overcome, the feeding efficiency is improved by 2-4 times, the unpacking capacity is improved from 5-8 bags / hour in the prior art to 24-27 bags / hour, meanwhile, the unpacking station is automatically controlled through the automatic control system, manual work is saved, and the production efficiency and the production safety are ensured. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is a side view structure schematic diagram of the embodiment one of the utility model;

[0018] Figure 2 is a three-dimensional structure schematic diagram of the embodiment one of the utility model;

[0019] In the drawing, 1, ton bag conveying line;2, frame;3, remote control hoisting crane;4, unpacking station;5, support;6, photoelectric positioning device;7, starch bin;8, dust collector;9, vibrator. DETAILED DESCRIPTION

[0020] The utility model is further described below in combination with the drawings and embodiments.

[0021] Embodiment one:

[0022] As Figure 1 And Figure 2 The starch ton bag unpacking device shown in the drawing, including the frame 2 of fixed ton bag conveying line 1, the frame 2 central two sides are symmetrically provided with the runway shape ton bag conveying line 1, and the ton bag conveying line 1 is all equipped with 3 remote control hoisting cranes 3;The ton bag conveying line 1 below close to the central two sides of the frame 2 is equipped with unpacking station 4 respectively, and the two unpacking stations 4 are equipped with support 5 respectively, and the inlet and outlet of the two unpacking stations 4 are all equipped with photoelectric positioning device 6 on the support 5;The discharge outlet of the unpacking station 4 is communicated to the inlet symmetrically arranged on the upper part of the starch bin 7 respectively, and the discharge outlet part of the unpacking station 4 is connected with the inlet part on the upper part of the starch bin 7 through flexible TPU hose;The unpacking station 4, the connection place of the unpacking station 4 and the inlet of the starch bin 7 are all equipped with the dust suction port of dust collector 8 respectively;The remote control hoisting crane 3, the unpacking station 4, the photoelectric positioning device 6 and the dust collector 8 are all electrically connected to the PLC automatic control system (not marked).

[0023] The lower part of the starch bin 7 is provided with a funnel, and the outer side of the sidewall of the funnel is provided with a vibrator 9.

[0024] In actual production, the starch ton bag is placed in the hanging bag point, the remote control hoisting crane 3 is controlled by the PLC system to move to the hanging bag point through the ton bag conveying line 1, the photoelectric positioning device 6 confirms that the remote control hoisting crane 3 is in place, the hook of the remote control hoisting crane 3 automatically descends, the worker hangs the starch ton bag ear to the hook of the remote control hoisting crane 3, the hook of the remote control hoisting crane 3 automatically rises after artificial confirmation, and the ton bag is transported to the unpacking station 4, the photoelectric positioning device 6 senses that the remote control hoisting crane 3 is in place, the PLC system controls the unpacking station 4 to open the door of the bag inlet, the remote control hoisting crane 3 carries the ton bag into the unpacking station 4, the PLC device controls the dust collector 8 to start dust removal, and simultaneously controls the door of the bag inlet of the unpacking station 4 to close, and the worker unpacks through the unpacking window on the side of the unpacking station 4.

[0025] After the unpacking of the ton bag in the unpacking station 4 is completed, the PLC system controls the unpacking station 4 to open the out bag door, drives the unpacked remote control hoisting crane 3 out, then closes the out bag door, opens the in bag door at the same time, drives the remote control hoisting crane 3 in the waiting state into the unpacking station 4, and continues to unpack. The unpacking is cycled in sequence.

[0026] After the empty bag is unpacked, the PLC system controls the remote control hoisting crane 3 to drive out first, and then the hook is automatically lowered to the bag hanging height, and then the worker takes down the empty bag for recycling and secondary use; the remote control hoisting crane 3 continues to drive into the bag hanging point to prepare for bag hanging and continue to transport the ton bag.

[0027] It should be understood that the above embodiments are only used to illustrate the present application and not to limit the scope of the present application. Furthermore, it should be understood that after reading the content taught by the present application, those skilled in the art can make various modifications or changes to the present application, and these equivalent forms also fall within the scope defined by the appended claims of the present application.

Claims

1. A modified starch ton bag unpacking device characterized by: The frame body includes fixed ton bag conveying line, runway-shaped ton bag conveying line is symmetrically arranged at the center of both sides of the frame body, 2-4 remote control hoisting cranes are arranged on the ton bag conveying line, unpacking stations are arranged below the ton bag conveying line near the center of both sides of the frame body, supports are arranged on the two unpacking stations, photoelectric positioning devices are arranged on the supports of the inlet and outlet of the unpacking station, the discharge outlets of the unpacking station are respectively connected to the feed inlets symmetrically arranged on the upper part of the starch bin, the dust suction ports of the dust collectors are arranged at the connection between the unpacking station and the feed inlet of the starch bin, and the remote control hoisting cranes, the unpacking station, the photoelectric positioning device and the dust collector are electrically connected to the PLC automatic control system.

2. The modified starch ton bag debagging apparatus as claimed in claim 1, wherein: The remote control hoisting crane is provided with three.

3. The modified starch ton bag debagging apparatus of claim 1, wherein: The unpacking station includes a support, the front side and the rear side of the ton bag inlet and outlet support are provided with automatically opened and closed doors, and the other two sides are fixedly provided with partitions, the partitions are equal in height to the doors, the supports below the doors and the partitions are provided with hoppers, the upper part of the hopper is fixedly connected to the support and is sealingly connected with the lower part of the partition, and the lower discharge outlet of the hopper is connected to the feed inlet of the upper part of the starch bin through a flexible hose.

4. The modified starch ton bag debagging apparatus as defined in claim 1, wherein: The partition away from the middle part of the frame body of the unpacking station is provided with a rope releasing port, and the upper part of the unpacking station and the rope releasing port are provided with dust suction ports of dust collectors.

5. The modified starch ton bag debagging apparatus as defined in claim 1, wherein: The support near the bag hanging point is also provided with a photoelectric positioning device.

6. The modified starch ton bag debagging apparatus as defined in claim 1, wherein: The lower part of the starch bin is provided with a hopper, and the outer side of the sidewall of the hopper is provided with a vibrator.

7. The modified starch ton bag debagging apparatus as defined in claim 1, wherein: The bottom of the starch bin is provided with a feed rotary valve.

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