CN210064918U - Excavator with automatic unhooking function - Google Patents
Excavator with automatic unhooking function Download PDFInfo
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- CN210064918U CN210064918U CN201920793043.8U CN201920793043U CN210064918U CN 210064918 U CN210064918 U CN 210064918U CN 201920793043 U CN201920793043 U CN 201920793043U CN 210064918 U CN210064918 U CN 210064918U
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- unhooking
- lifting hook
- support plate
- digging machine
- rack
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Abstract
The utility model discloses a digging machine with automatic unhooking function, through installing the gear in the lifting hook round pin axle outside, through rack and gear engagement transmission, rack back-and-forth movement drive gear and lifting hook rotate to realize that the lifting hook overturns automatically, first unhooking device, second unhooking device install on the bottom suspension bedplate of digging machine hoist, through the flexible drive rack connecting plate of piston rod of direct current electricity liquid push rod move, realize that two sets of unhooking devices can link simultaneously; during operation, the lifting hook is in a downward state, the sling passes through the ton bag sling and is hung on the lifting hook of the automatic unhooking device for lifting, after goods are lifted in place, the direct-current electric hydraulic push rod is controlled by the wireless remote control device to drive the first unhooking device and the first unhooking device to realize the overturning of the lifting hook, and under the action of gravity, the sling of the goods automatically drops from the lifting hook, so that the effect of automatic unhooking without manual unhooking is achieved.
Description
Technical Field
The utility model relates to an automatic unhook field of machine of digging, concretely relates to machine of digging with automatic unhook function.
Background
The ton bag is a medium-sized bulk container, is used for loading and transporting bulk powdery material, has the characteristics of large volume, light weight, convenient loading and unloading and the like, when portal crane hoisting operation at ports and docks, chemical industry class solid state product transportation goods and materials are mostly packaged by the ton bag, the ton bag is generally formed by weaving polyester fibers such as polypropylene, polyethylene and the like, at present, in port and dock hoisting operation, a ton bag bin is generally hoisted by an excavator to enter the cabin, and the excavator sling is adopted to carry out the loading of the ton bag, so that the following defects exist: when the excavator lifting appliance is used for operation on ships with high operation difficulty, the excavator lifting appliance is often required to be lifted for multiple times, so that the efficiency is low and the difficulty is high; all need the operation personnel to climb to the height and take off the couple after the operation at every turn, the operation process is loaded down with trivial details, and the operating efficiency is low, and the in-process of taking off the hook is ascending to the height at the staff moreover, has very big man-machine cooperation potential safety hazard, can not guarantee staff's safety.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a dig machine with automatic unhook function, easy operation, the operating efficiency is high, and the potential safety hazard is little.
In order to achieve the above object, the utility model provides a following technical scheme: a digging machine with an automatic unhooking function comprises a digging machine main body, wherein a digging machine lifting appliance and a digging machine big arm are arranged on the digging machine main body, the digging machine lifting appliance is arranged on the digging machine big arm and comprises an upper support plate, a lower support plate, a first unhooking device and a second unhooking device, the upper support plate is fixedly connected with a front hinge point of the digging machine big arm through a pin shaft, an external tooth slewing bearing is arranged between the upper support plate and the lower support plate, one side of the external tooth slewing bearing is meshed with a driving pinion, and the driving pinion is fixed on a slewing hydraulic motor of the digging machine through a driving pinion positioning sleeve, a driving pinion positioning plate and a driving pinion positioning bolt;
the lower end of the lower support plate is provided with a first unhooking device and a second unhooking device, the first unhooking device comprises a fixed channel steel, a ton bag sling lug plate, a gear, a rack and a lifting hook, the fixed channel steel, the ton bag sling lug plate and the lower support plate are fixedly connected, the tail part of a direct current electric hydraulic push rod is connected with the fixed channel steel through a bolt, the head part of the direct current electric hydraulic push rod is connected with a rack connecting plate through a bolt, the rack connecting plate is connected with the rack through a bolt, the rack is meshed with the gear, a gear sleeve is arranged on the outer side of a lifting hook pin shaft, a first lifting hook bearing, a second lifting hook bearing and the upper end of the lifting hook are sleeved on the lifting hook pin shaft, the upper end of the first lifting hook bearing is connected with the lower end of the first lifting hook hanging plate, the upper end of the second lifting hook bearing is connected with the lower end of the second lifting, The rack positioning bearings are all sleeved on the lifting hook hanging plate pin shaft, the rack positioning bearings are in contact with the racks, and the upper ends of the connecting plates are connected with the lower support plate.
The excavator with the automatic unhooking function is characterized in that the first unhooking device and the second unhooking device are identical in structure and shape.
The excavator with the automatic unhooking function is characterized in that the first unhooking device and the second unhooking device are symmetrically arranged about the center of the lower support plate.
The excavator with the automatic unhooking function is characterized in that the length of the lower support plate is d1, and d1 is 930 mm.
The excavator with the automatic unhooking function is characterized in that the distance between the hook of the first unhooking device and the hook of the second unhooking device is d2, and d2 is 800 mm.
The utility model discloses beneficial effect has:
the utility model discloses an install the gear outside the lifting hook round pin axle, through rack and gear engagement carry out the transmission, rack back-and-forth movement drive gear and lifting hook rotate to realize that the lifting hook overturns automatically, first unhooking device, second unhooking device are installed on the bottom suspension bedplate of excavator hoist, and the piston rod through direct current electricity liquid push rod is flexible to drive rack connecting plate and is removed, realizes that two sets of unhooking devices can link simultaneously; during operation, the lifting hook is in a downward state, the sling passes through the ton bag sling and is hung on the lifting hook of the automatic unhooking device for hoisting, after goods are hoisted in place, the direct-current electric hydraulic push rod is controlled by the wireless remote control device to drive the first unhooking device and the first unhooking device to realize overturning of the lifting hook, and under the action of gravity, the sling of the goods automatically falls off from the lifting hook, so that the effect of automatic unhooking without manual unhooking is achieved; furthermore the utility model discloses a gyration hydraulic motor oil pipe drive gyration hydraulic motor and external tooth slewing bearing rotation control dig quick-witted hoist rotatory to the regulation ton bag position guarantees that ton bag storehouse levels in bags.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a second automatic unhooking apparatus;
in the figure: 1-lower support plate, 2-external tooth rotary bearing, 3-upper support plate, 4-rack positioning bearing spacer bush, 5-hook hanging plate positioning sleeve, 6-first hook hanging plate, 7-hook hanging plate pin shaft, 8-second hook hanging plate, 9-first hook bearing, 10-hook pin shaft, 11-second hook bearing, 12-hook, 13-rack positioning bearing, 14-rack, 15-connecting plate, 16-first unhooking device, 17-second unhooking device, 18-rack connecting plate, 19-direct current electro-hydraulic push rod, 20-gear, 21-ton bag sling lug plate, 22-driving pinion positioning bolt, 23-fixed channel steel, 24-excavator large arm, 25-driving pinion positioning plate, 26-rotary hydraulic motor, 27-drive pinion positioning sleeve, 28-drive pinion.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1 and 2, a digging machine with an automatic unhooking function comprises a digging machine main body, wherein a digging machine lifting appliance and a digging machine big arm 24 are arranged on the digging machine main body, the digging machine lifting appliance is installed on the digging machine big arm 24, the digging machine lifting appliance comprises an upper support plate 3, a lower support plate 1, a first unhooking device 16 and a second unhooking device 17, the upper support plate 3 is fixedly connected with a front hinge point of the digging machine big arm 24 through a pin shaft, an external tooth slewing bearing 2 is arranged between the upper support plate 3 and the lower support plate 1, one side of the external tooth slewing bearing 2 is meshed with a driving pinion 28, and the driving pinion 28 is fixed on a slewing hydraulic motor 26 of the digging machine through a driving pinion positioning sleeve 27, a driving pinion positioning plate 25 and a driving pinion positioning bolt 22; the rotary hydraulic motor 26 and the external tooth rotary bearing 2 are driven by the oil pipe of the rotary hydraulic motor 26 to rotate to control the excavator lifting appliance to rotate, so that the position of a ton bag is adjusted, and the smoothness of a ton bag bin is ensured.
The lower end of the lower support plate 1 is provided with a first unhooking device 16 and a second unhooking device 17, the first unhooking device 16 comprises a fixed channel steel 23, a ton bag sling lug plate 21, a gear 20, a rack 14 and a lifting hook 12, the fixed channel steel 23, the ton bag sling lug plate 21 is fixedly connected with the lower support plate 1, the tail part of a direct current electro-hydraulic push rod 19 is connected with the fixed channel steel 23 through a bolt, the head part of the direct current electro-hydraulic push rod 19 is connected with a rack connecting plate 18 through a bolt, the rack connecting plate 18 is connected with the rack 14 through a bolt, the rack 14 is meshed with the gear 20, the gear 20 is sleeved on the outer side of a lifting hook pin shaft 10, a first lifting hook bearing 9, a second lifting hook bearing 11, the upper end of the lifting hook 12 is sleeved on the lifting hook pin shaft 10, the upper end of the first lifting hook bearing 9 is connected with the lower end of the first lifting hook plate 6, lifting hook link plate locating sleeve 5, first lifting hook link plate 6, second lifting hook link plate 8, rack location bearing spacer 4, rack location bearing 13 all overlap locate lifting hook link plate round pin axle 7 on, rack location bearing 13 contacts with rack 14, and the upper end of connecting plate 15 is connected with undersetting board 1.
The excavator with the automatic unhooking function is characterized in that the first unhooking device 16 and the second unhooking device 17 are identical in structure and shape.
The excavator with the automatic unhooking function is characterized in that the first unhooking device 16 and the second unhooking device 17 are symmetrically arranged about the center of the lower support plate 1.
In the excavator with the automatic unhooking function, the length of the lower support plate 1 is d1, and d1 is 930 mm.
The excavator with the automatic unhooking function is characterized in that the distance between the hook of the first unhooking device and the hook of the second unhooking device is d2, and d2 is 800 mm.
The utility model discloses well large capacity industry lithium cell is biedi lithium iron phosphate battery 12V, 250AH, as the drive power supply of direct current liquid electric liquid push rod, and the brand of direct current liquid electric liquid push rod is the mars, and the model is: TG50-200+, flexible stroke is 200mm, controls the work of direct current hydraulic pressure push rod through high-power wireless remote control unit, and the brand of high-power wireless remote control unit is the agriculture science and technology, and the model is XXACDC8-78V-2P-30A, and the remote control distance is 150 meters.
During operation, the lifting hook is in a downward state, the sling passes through the ton bag sling and is hung on the lifting hook of the automatic unhooking device for hoisting, after goods are hoisted in place, the direct-current electric hydraulic push rod is controlled by the wireless remote control device to drive the first unhooking device and the first unhooking device to realize overturning of the lifting hook, and under the action of gravity, the sling of the goods automatically falls off from the lifting hook, so that the effect of automatic unhooking without manual unhooking is achieved;
it is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A digging machine with an automatic unhooking function is characterized by comprising a digging machine main body, wherein a digging machine lifting appliance and a digging machine large arm are arranged on the digging machine main body, the digging machine lifting appliance is arranged on the digging machine large arm and comprises an upper support plate, a lower support plate, a first unhooking device and a second unhooking device, the upper support plate is fixedly connected with a front hinge point of the digging machine large arm through a pin shaft, an external tooth slewing bearing is arranged between the upper support plate and the lower support plate, one side of the external tooth slewing bearing is meshed with a driving pinion, and the driving pinion is fixed on a slewing hydraulic motor of the digging machine through a driving pinion positioning sleeve, a driving pinion positioning plate and a driving pinion positioning bolt;
the lower end of the lower support plate is provided with a first unhooking device and a second unhooking device, the first unhooking device comprises a fixed channel steel, a ton bag sling lug plate, a gear, a rack and a lifting hook, the fixed channel steel, the ton bag sling lug plate and the lower support plate are fixedly connected, the tail part of a direct current electric hydraulic push rod is connected with the fixed channel steel through a bolt, the head part of the direct current electric hydraulic push rod is connected with a rack connecting plate through a bolt, the rack connecting plate is connected with the rack through a bolt, the rack is meshed with the gear, a gear sleeve is arranged on the outer side of a lifting hook pin shaft, a first lifting hook bearing, a second lifting hook bearing and the upper end of the lifting hook are sleeved on the lifting hook pin shaft, the upper end of the first lifting hook bearing is connected with the lower end of the first lifting hook hanging plate, the upper end of the second lifting hook bearing is connected with the lower end of the second lifting, The rack positioning bearings are all sleeved on the lifting hook hanging plate pin shaft, the rack positioning bearings are in contact with the racks, and the upper ends of the connecting plates are connected with the lower support plate.
2. The excavator with automatic unhooking function as claimed in claim 1, wherein the first unhooking device and the second unhooking device are identical in structure and shape.
3. The excavator with the automatic unhooking function as claimed in claim 1, wherein the first and second unhooking means are symmetrically arranged about the center of the lower support plate.
4. The excavator with the automatic unhooking function as claimed in claim 1, wherein the length of the lower support plate is d1, and d1 is 930 mm.
5. The excavator with automatic unhooking function as claimed in claim 1, wherein the distance between the hook of the first unhooking device and the hook of the second unhooking device is d2, and d2 is 800 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920793043.8U CN210064918U (en) | 2019-05-29 | 2019-05-29 | Excavator with automatic unhooking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920793043.8U CN210064918U (en) | 2019-05-29 | 2019-05-29 | Excavator with automatic unhooking function |
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| CN210064918U true CN210064918U (en) | 2020-02-14 |
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| CN201920793043.8U Active CN210064918U (en) | 2019-05-29 | 2019-05-29 | Excavator with automatic unhooking function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110104544A (en) * | 2019-05-29 | 2019-08-09 | 镇江港务集团有限公司大港分公司 | A kind of digging machine with automatic unhooking function |
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2019
- 2019-05-29 CN CN201920793043.8U patent/CN210064918U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110104544A (en) * | 2019-05-29 | 2019-08-09 | 镇江港务集团有限公司大港分公司 | A kind of digging machine with automatic unhooking function |
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