CN118164365A - Multifunctional magnesium reduction automatic loading unit - Google Patents
Multifunctional magnesium reduction automatic loading unit Download PDFInfo
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- CN118164365A CN118164365A CN202311731918.9A CN202311731918A CN118164365A CN 118164365 A CN118164365 A CN 118164365A CN 202311731918 A CN202311731918 A CN 202311731918A CN 118164365 A CN118164365 A CN 118164365A
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- trolley
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- feeding
- lifting mechanism
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- 230000009467 reduction Effects 0.000 title claims abstract description 23
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 229910052749 magnesium Inorganic materials 0.000 title claims abstract description 22
- 239000011777 magnesium Substances 0.000 title claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 101
- 239000000463 material Substances 0.000 claims abstract description 13
- 230000009471 action Effects 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims description 31
- 239000003638 chemical reducing agent Substances 0.000 claims description 17
- 230000008569 process Effects 0.000 claims description 13
- 230000003111 delayed effect Effects 0.000 claims description 10
- 238000012423 maintenance Methods 0.000 claims description 8
- 238000003860 storage Methods 0.000 description 9
- 230000005484 gravity Effects 0.000 description 5
- 230000003578 releasing effect Effects 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 230000035929 gnawing Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
The invention provides a multifunctional magnesium reduction automatic loading unit, which comprises: the crane running mechanism is arranged on a bridge frame on the crane running mechanism, and the center tube pulling trolley and the bell feeding trolley are arranged on the bridge frame in a running way; a plurality of sets of lifting mechanisms capable of independently running are arranged on the central tube drawing trolley, and each lifting mechanism is lifted by a central tube drawing lifting appliance; the central tube pulling hanger realizes the grabbing actions of automatically aligning and locking the central tube and loosening the central tube through self-weight matching with the descending stroke; a lifting mechanism is arranged on the bell feeding trolley, and a plurality of bell feeding slings for feeding materials to the charging bucket are hoisted below the lifting mechanism; the technical scheme can fully automatically complete the operations of uncovering, pulling the central tube, feeding and covering, and is safe, efficient and accurate in action operation.
Description
Technical Field
The invention relates to the technical field of production equipment in magnesium reduction technology, in particular to a multifunctional magnesium reduction automatic loading unit which can automatically complete the operations of uncovering, pulling a central tube, feeding and covering.
Background
At present, manual operation is still adopted in the magnesium reduction industry, the automation degree is low, the labor efficiency is low, and certain potential safety hazards exist. Through investigation, the magnesium outlet procedure at the bottom of the reduction tank is fully and automatically updated, and no matched automatic loading equipment exists at present.
Equipment requirements: because of the inherent characteristic of the magnesium reduction process, the specification of the large tank furnace is fixed, and a plurality of automatic magnesium reduction loading devices with the same specification are matched for meeting the capacity requirement.
Disclosure of Invention
According to the technical problems, the multifunctional magnesium reduction automatic loading unit which can fully automatically complete the operations of uncovering, pulling the central tube, feeding and capping is safe, efficient and accurate in action and operation.
The invention adopts the following technical means:
A multi-functional magnesium reduction autoloader unit comprising:
The crane running mechanism is arranged on a bridge frame on the crane running mechanism, and the center tube pulling trolley and the bell feeding trolley are arranged on the bridge frame in a running way;
A plurality of sets of lifting mechanisms capable of independently running are arranged on the central tube drawing trolley, and each lifting mechanism is lifted by a central tube drawing lifting appliance;
The central tube pulling and locking device realizes the grabbing actions of automatically aligning and locking the central tube and releasing the central tube through self-weight matching descending stroke, the grabbing is gradually locked with the top of the central tube along with lifting actions (locking by utilizing the downward pulling force of the whole central tube in the lifting process, locking by utilizing the gravity of the whole central tube after pulling out, and determining the locking force by the downward pulling force), the releasing central tube is the central tube pulling and locking device which carries the whole central tube, and after moving to a designated position, the central tube pulling and locking device is lowered until the whole bottom of the central tube is contacted with the lower part, so that the whole gravity of the central tube is not acted on the central tube pulling and locking hook part of the central tube pulling and locking device is completely separated from the top of the central tube, and the central tube releasing action is completed;
The bell feeding trolley is provided with a lifting mechanism, and a plurality of bell feeding slings for feeding the material to the charging bucket are hoisted below the lifting mechanism.
Further, the method comprises the steps of,
The top of the charging bucket cover body is provided with a grabbing part matched with the central tube pulling hanging tool, namely the central tube pulling hanging tool can grab the charging bucket cover body as well.
Further, the method comprises the steps of,
The lower lifting part of each lifting mechanism on the central tube drawing trolley is arranged on a group of rigid positioning and guiding devices (the positioning accuracy is within +/-20 mm) for positioning and guiding in the lifting process of the central tube drawing trolley.
Further, the method comprises the steps of,
Each lifting mechanism on the central tube pulling trolley adopts double brakes, the brakes are arranged on two sides close to the speed reducer, and the brake on one side of maintenance is delayed braking.
Further, the method comprises the steps of,
The lifting mechanism on the bell feeding trolley adopts a double-reel type, a hanging bracket is hung below the lifting mechanism through double hanging points, and the bell feeding hanging bracket is fixed on the hanging bracket;
Each lifting point is provided with an independent rigid positioning guide cylinder, and the rigid positioning guide cylinder and the lifting frame are matched to form positioning guide (the positioning precision is within +/-10 mm) in the lifting stroke.
Further, the method comprises the steps of,
The lifting mechanism on the bell feeding trolley adopts a double-drum type with a single motor reducer, the lifting mechanism adopts double brakes, the brakes are arranged on two sides of the reducer, and the brake on one side of maintenance is delayed braking.
Further, the method
The bell charging trolley and the central tube pulling trolley are connected in series and share a set of walking power mechanism, and the walking power mechanism is arranged in the middle part of the series connection of the charging trolley and the central tube pulling trolley; the horizontal guide wheel set is arranged on the walking power mechanism, so that the wheels are guaranteed not to gnaw the rail in the running process.
Compared with the prior art, the invention adopting the technical scheme has the following advantages:
1. The whole machine adopts a double-beam double-trolley type, achieves the aim of multiple purposes of one machine, realizes automatic upgrading of magnesium output in a magnesium reduction workshop, improves safety and operation efficiency, reduces the number of cranes, and saves cost; the station of the crane is reduced, and the use of users is convenient.
2. One or more sets of lifting mechanisms for pulling the central tube are independent, and can respectively pull the central tube, synchronously descend and lift the central tube, so that the central tube can be pulled out, and various operation requirements are met.
3. The central tube drawing and feeding lifting mechanism is provided with a positioning guide device, so that the positioning precision requirement within the minimum +/-30 mm is met.
4. The trolley running mechanism is arranged in the middle, the wheel pressure is uniformly distributed, the running is guaranteed not to slip, the length of the trolley is saved, and the running limit of the trolley is increased. The horizontal guide wheel set is arranged, so that the wheels are prevented from gnawing in the running process, the running positioning precision is improved, and the running positioning precision can be within +/-10 mm.
5. The central tube pulling sling is connected with the lifting movable pulley block through a rigid bolt, so that the central tube pulling sling is convenient to disassemble and assemble, and the rigid guide frame is accurate in positioning. The automatic alignment buckle is arranged in the gripper, and the automatic gripping of the central tube and the automatic unhooking are realized through the self-weight matching descending stroke.
6. The double-hanging-point hanging beam type load of the bell feeding sling is not unbalanced, and a plurality of independent electric clamps are arranged below the beam, so that the existing independent feeding and simultaneous feeding functions can be realized. And a rigid guide sleeve is arranged between the frame and the frame, so that the positioning accuracy is ensured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings may be obtained according to the drawings without inventive effort to a person skilled in the art.
Fig. 1 is a front view of the overall structure of the present invention.
Fig. 2 is a top view of the overall structure of the present invention.
Fig. 3 is a schematic diagram of the whole structure of the bell feeding trolley.
Fig. 4 is a schematic diagram of the overall structure of the center tube drawing trolley.
Fig. 5 is a view of the main drawing of the center tube pulling trolley of the present invention (without the rigid positioning guide).
Fig. 6 is a top view of the center tube pulling cart of the present invention (without the rigid positioning guide).
Fig. 7 is a side view of the center tube pulling cart of the present invention (with a rigid positioning guide installed).
Fig. 8 is a front view of the charging trolley of the present invention.
Fig. 9 is a side view of the charging carriage of the present invention.
Fig. 10 is a top view of the loading cart of the present invention.
Fig. 11 is a schematic structural view of the center tube drawing hanger of the present invention (in a center tube drawing operation).
Fig. 12 is a schematic structural view of the charging sling according to the present invention.
Fig. 13 is a schematic view of a bridge structure according to the present invention.
In the figure:
1. A crane operating mechanism;
2. pulling out a central tube trolley;
3. a bell charging trolley;
31. a feeding lifting mechanism; 32. an electric clamp; 33. a bell charging lifting appliance; 34. a hanging bracket;
5. a bridge;
51. a main beam; 52. a track; 53. an end beam; 54. an end beam head;
6. A rigid positioning guide;
7. pulling a central tube lifting appliance;
8.A rigid positioning guide cylinder;
40. A cover body of the charging bucket.
Detailed Description
It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other. The invention will be described in detail below with reference to the drawings in connection with embodiments.
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of 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, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present invention. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless it is specifically stated otherwise. Meanwhile, it should be clear that the dimensions of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
In the description of the present invention, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present invention and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present invention: the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "upper surface on … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations "above … …" and "below … …". The device may also be positioned in other different ways (rotated 80 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present invention.
A multi-functional magnesium reduction autoloader unit comprising:
the crane comprises a crane running mechanism 1, a bridge 5 arranged on the crane running mechanism, a central tube drawing trolley 2 running on the bridge and a bell charging trolley 3 also running on the bridge;
a plurality of sets of lifting mechanisms capable of independently running are arranged on the central tube drawing trolley 2, and each lifting mechanism is hung with a central tube drawing hanger 7;
The central tube pulling lifting tool 7 realizes the grabbing actions of automatically aligning and locking the central tube and releasing the central tube through self-weight matching descending stroke, the grabbing is gradually locked with the top of the central tube along with lifting actions (locking by utilizing the lower pulling force of the integral lifting process of the central tube, locking by utilizing the gravity of the integral central tube after pulling out, and determining the locking force by the lower pulling force), the central tube pulling lifting tool 7 carries the integral central tube, after moving to a designated position, the central tube pulling lifting tool 7 is lowered until the integral bottom of the central tube is contacted with the lower part, so that the integral gravity of the central tube is not acted on the central tube pulling lifting tool 7, and the locking hook part of the central tube pulling lifting tool 7 is continuously lowered to be completely separated from the top of the central tube, thereby completing the central tube releasing action;
The bell feeding trolley 3 is provided with a feeding lifting mechanism 31, and a plurality of bell feeding lifting slings 33 for feeding the material to the material tank are lifted below the feeding lifting mechanism 31.
Further, the method comprises the steps of,
The top of the charging bucket cover body is provided with a grabbing part matched with the center tube pulling hanging tool 7 (the electric gripper is replaced at the moment), namely the center tube pulling hanging tool can grab the charging bucket cover body 40.
Further, the method comprises the steps of,
The lower lifting part of each lifting mechanism on the central tube drawing trolley 2 is arranged on a group of rigid positioning and guiding devices 6 (the positioning accuracy is within +/-20 mm) for positioning and guiding in the lifting process of the central tube drawing lifting appliance 7.
Further, the method comprises the steps of,
Each lifting mechanism on the central tube pulling trolley 2 adopts double brakes, the brakes are arranged on two sides close to the speed reducer, and the brake on one side of maintenance is delayed brake.
Further, the method comprises the steps of,
The feeding lifting mechanism 31 on the bell feeding trolley 3 adopts a double-reel type, a hanging bracket 34 is hung below the feeding lifting mechanism through double hanging points, and the bell feeding hanging bracket 33 is fixed on the hanging bracket 34;
Each lifting point position is provided with an independent rigid positioning guide cylinder 8, and the rigid positioning guide cylinder 8 and the lifting frame 34 are matched to form positioning guide (the positioning precision is within +/-10 mm) in lifting travel.
Further, the method comprises the steps of,
The feeding lifting mechanism on the bell feeding trolley 3 adopts a double-drum type with a single motor reducer, the lifting mechanism adopts double brakes, the brakes are arranged on two sides of the reducer, and the brake on one side of maintenance is delayed braking.
Further, the method
The bell charging trolley 2 and the central tube pulling trolley 2 are connected in series and share a set of walking power mechanism, and the walking power mechanism is arranged in the middle part of the series connection of the charging trolley and the central tube pulling trolley; the horizontal guide wheel set is arranged on the walking power mechanism, so that the wheels are guaranteed not to gnaw the rail in the running process.
The production process and flow of the large-tank magnesium reduction furnace group are as follows:
(1) Uncovering: and (3) moving the crane to a calibration position above the furnace group, enabling the feeding lifting mechanism to act, simultaneously grabbing the furnace cover by using the special lifting appliance, and moving to a specific storage area of the factory after uncovering.
(2) Pulling a central tube: after the operation of the serial number (1) is completed, the crane is moved to a calibration position above the furnace group, the central tube lifting mechanism is pulled to act, the two layers of furnace covers on the upper part of the central tube are adjusted away by using the central tube pulling lifting tool 7 and stored, the crane returns to the calibration position again, the central tube is pulled by using the central tube pulling lifting tool 7 again, the operation of lifting by about 1000mm, deslagging of the wall of the central tube and the like are carried out, and the central tube is replaced into the reduction furnace after the operation is completed.
The center tube pulling lifting tool 7 is a replaceable lifting tool, when the furnace cover grabbing action is needed, an electric gripper capable of grabbing the material tank cover body 40 is installed, the material tank cover body 40 moves to a furnace cover storage area after being grabbed, a lock which is matched with the clamping position of the top of the center tube and is self-locking by gravity is replaced after being put down, and the replacement operation is performed manually;
(3) Feeding: after the serial number (2) is finished, the crane is moved to a storage area of a plant material clock, the charging crane acts, the same lifting appliance is adopted to grab the full-load material clock, the full-load material clock is moved to a calibration position above the furnace group, the furnace hole is aligned for charging, and after the charging is finished, the material clock is put back to the storage area to wait for a next command.
(4) Capping: after the operation of the serial number (3) is finished, the crane moves to the furnace cover storage area according to the instruction, the charging crane acts, the furnace cover removed by the serial number (1) is lifted above the furnace group, the mechanism descends, and the furnace cover is covered on the original reduction furnace to be sealed.
(5) And (3) completing a single working cycle, and operating the crane to a fixed storage area to wait for a next working cycle instruction.
Crane travel mechanism 1
The crane comprises a bridge 5 arranged on a crane running mechanism 1, a central tube pulling trolley 2 running on the bridge 5, a bell feeding trolley 3 running on the bridge and an electric control system for controlling the running of all power elements;
Trolley 2 for pulling central tube
The central tube pulling trolley 2 is used for grabbing one or more large pot covers by a gripper of the central tube pulling lifting tool 7 of the reduction furnace, lifting the pot covers to a storage area close to the sliding contact line side, returning the trolley to the original position to start pulling the central tube, and running the central tube pulling trolley to a storage bell area.
The central tube pulling trolley 2 adopts one or more sets of parallel light single-lifting-point lifting mechanisms. The mechanism is characterized in that: ① The multiple sets of lifting mechanisms are independent, and can be used for respectively pulling out the central tube and synchronously descending and lifting to pull out the central tube. ② Each set of mechanism is provided with an independent rigid positioning guide device, and the positioning precision is within +/-20 mm. ③ The lifting mechanism adopts double brakes, the brakes are arranged on two sides close to the speed reducer, and the second brake is used for delayed braking and is arranged on one side easy to overhaul, so that the service performance, the safety reliability and the maintainability of the lifting mechanism can be greatly improved.
The central tube pulling trolley 2 consists of a lifting mechanism, a trolley frame, a hinge shaft and accessory parts; the lifting mechanism consists of a motor, two brakes, a winding drum, a speed reducer and two steel wire ropes; the running mechanism and the feeding trolley share one set of mechanism, and a set of centralized driving type is adopted, and the mechanism consists of a three-in-one motor, a coupling, a floating shaft, a wheel set and a horizontal guide wheel (figures 5, 6 and 7).
A plurality of sets of lifting mechanisms capable of independently running are arranged on the central tube drawing trolley 2, and each lifting mechanism is hung with a central tube drawing hanger 7;
The lifting appliance 7 for pulling the central tube realizes the grabbing actions of automatically aligning and locking the central tube and loosening the central tube through self-weight matching with a descending stroke;
The bell feeding trolley 3 is provided with a feeding lifting mechanism 31, and a plurality of bell feeding lifting slings 33 for feeding the material to the material tank are lifted below the feeding lifting mechanism 31.
The top of the charging bucket cover body 40 is provided with a grabbing part matched with the center tube pulling hanging tool 7, namely the center tube pulling hanging tool can grab the charging bucket cover body.
The lower lifting part of each lifting mechanism on the central tube drawing trolley 2 is arranged on a group of rigid positioning and guiding devices 6 (the positioning accuracy is within +/-20 mm) for positioning and guiding in the lifting process of the central tube drawing lifting appliance 7.
Each lifting mechanism on the central tube pulling trolley 2 adopts double brakes, the brakes are arranged on two sides close to the speed reducer, and the brake on one side of maintenance is delayed brake.
Bell charging trolley 3
The bell feeding trolley 3 is used for lifting one or more bell feeding, the trolley is operated to a large tank cover storage area after feeding is completed, a plurality of large tank covers are lifted to large tanks in X1, X2, X3, X4 and X5 … … rows, and at the moment, one covering and uncovering, central tube drawing and feeding flow is finished.
Lifting mechanism characteristics of the bell feeding trolley 3: ① And the single motor and single speed reducer are of a double-reel type, so that the synchronism of two lifting points is ensured. ② Each lifting point is provided with an independent rigid positioning guide cylinder, and the positioning precision is within +/-10 mm. ③ The feeding lifting mechanism 31 adopts double brakes, the brakes are arranged on two sides close to the speed reducer, and the second brake is used for delayed braking and is arranged on one side easy to overhaul, so that the service performance, the safety reliability and the maintainability of the lifting mechanism can be greatly improved. ④ The number of ropes is 4, so that the lifting appliance is not deflected after one steel wire rope fails, one working cycle is completed, and the safety of equipment is greatly improved. ⑤ The lifting mechanism is provided with a balance arm device, so that the steel wire rope can be conveniently replaced and overhauled.
The operating mechanism of the bell feeding trolley 3 is characterized by (walking power mechanism): ① The three-in-one driving is performed respectively or in a centralized way, so that the running synchronism is ensured. ② The mechanism is arranged in the middle of the two trolleys, the wheel pressure is uniformly distributed, the running is guaranteed not to slip, the length of the trolley is saved, and the running limit of the trolley is increased. ③ The horizontal guide wheel set is arranged, so that the wheels are prevented from gnawing in the running process, the running positioning precision is improved, and the running positioning precision can be within +/-10 mm.
The bell charging trolley 3 consists of a charging lifting mechanism 31, a trolley frame, a reaming and accessory parts; the lifting mechanism consists of a motor, two brakes, two reels, a speed reducer and 4 steel wire ropes; the running mechanism and the feeding trolley share one set of mechanism, and a set of centralized driving type is adopted, and the mechanism consists of a three-in-one motor, a coupling, a floating shaft, a wheel set and a horizontal guide wheel (figures 8, 9 and 10).
Further, the method comprises the steps of,
The feeding lifting mechanism 31 on the bell feeding trolley 3 adopts a double-reel type, a hanging bracket 34 is hung below the feeding lifting mechanism through double hanging points, and the bell feeding hanging bracket 33 is fixed on the hanging bracket 34;
each lifting point position is provided with an independent rigid positioning guide cylinder 6, and the rigid positioning guide cylinder 6 and the lifting frame 34 are matched to form positioning guide (the positioning precision is within +/-10 mm) in lifting travel.
Further, the method comprises the steps of,
The feeding lifting mechanism 31 on the bell feeding trolley 3 adopts a double-drum type with a single motor reducer, the lifting mechanism adopts double brakes, the brakes are arranged on two sides of the reducer, and the brake on one side of maintenance is delayed braking.
The bell charging trolley 3 and the central tube pulling trolley 2 are connected in series and share a set of walking power mechanism, and the walking power mechanism is arranged in the middle part of the series connection of the charging trolley and the central tube pulling trolley; the horizontal guide wheel set is arranged on the walking power mechanism, so that the wheels are guaranteed not to gnaw the rail in the running process.
Example 1
Center tube pulling sling (shown in fig. 11). The structural characteristics are as follows: ① And the lifting movable pulley block is connected with a rigid bolt, so that the positioning accuracy is ensured, and the dismounting is convenient. ② The automatic alignment buckle is arranged in the gripper, so that the central tube can be automatically grabbed, and automatic unhooking, alignment locking and loosening can be realized through self-weight matching descending travel.
The bell charging sling 7 is in a double-hanging-point hanging beam type, and a plurality of sets of electric clamps are arranged below the beam (figure 12). The structural characteristics are as follows: ① The double suspension points ensure that the load is not unbalanced. ② And a rigid guide sleeve is arranged between the frame and the frame, so that the positioning accuracy is ensured. ③ Independent motorized clasps 32 are provided to enable separate charging and simultaneous charging functions. ④ And the clamp spur gear is used for transmission, so that the transmission efficiency is high, and the safety and reliability are realized.
Example 2
As shown in figure 1, the crane running mechanism adopts a two-angle or four-angle three-in-one driving mode, the driving wheels occupy more than 1/4 of the total number of wheels, the wheels adopt a large trolley mode, and the wheels and a part of the end beam are integrated. And setting a horizontal guide wheel set.
The mechanism is characterized in that: ① One of the frequency converters is in a one-to-two type, and when one of the frequency converters fails, the other frequency converter can drive the two-side mechanisms to complete a working cycle. ② The horizontal guide wheel ensures that the wheels do not gnaw the rail in the running process, improves the running positioning precision and can reach within +/-10 mm. ③ The wheels and the end beams are integrally designed, so that the vehicle height is reduced.
Example 3
As shown in fig. 12, the bridge frame adopts a narrow offset rail double-beam double-rail hinged or rigid end beam type, and has the structural characteristics that: ① The purpose of light weight is realized, the vehicle height is reduced, and the method is suitable for low factory building environments; ② The station of the crane is reduced, and the use of users is convenient.
Consists of two main beams 51, two groups of end beams 53, two rails 52 and bridge accessory parts (figure 12). Wherein the main beam 51 adopts a narrow offset rail type, and the rigidity of the main beam is improved, thereby improving the positioning precision of the lifting mechanism. The end beam head 54 and the wheels are integrally designed, so that the connection function of the bogie frame and the main end beam is considered, the height of the bridge is reduced, the height of the whole vehicle is reduced, and the device is suitable for a low factory building. The independent heat preservation electric room is arranged outside the girder, and is transported with the girder in a split way, so that the transportation width is reduced, and the transportation cost is reduced.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (7)
1. Multifunctional magnesium reduction automatic loader group, its characterized in that includes:
The crane running mechanism is arranged on a bridge frame on the crane running mechanism, and the center tube pulling trolley and the bell feeding trolley are arranged on the bridge frame in a running way;
A plurality of sets of lifting mechanisms capable of independently running are arranged on the central tube drawing trolley, and each lifting mechanism is lifted by a central tube drawing lifting appliance;
the central tube pulling hanger realizes the grabbing actions of automatically aligning and locking the central tube and loosening the central tube through self-weight matching with the descending stroke;
The bell feeding trolley is provided with a lifting mechanism, and a plurality of bell feeding slings for feeding the material to the charging bucket are hoisted below the lifting mechanism.
2. The multi-functional magnesium reduction automatic loader group according to claim 1, wherein,
The top of the charging bucket cover body is provided with a grabbing part matched with the central tube pulling hanging tool, namely the central tube pulling hanging tool can grab the charging bucket cover body as well.
3. A multifunctional magnesium reduction automatic loading unit according to claim 1 or 2, characterized in that,
The lower lifting part of each lifting mechanism on the central tube drawing trolley is arranged on a group of rigid positioning and guiding devices (the positioning accuracy is within +/-20 mm) for positioning and guiding in the lifting process of the central tube drawing trolley.
4. A multi-functional magnesium reduction automatic loader unit according to claim 3, wherein,
Each lifting mechanism on the central tube pulling trolley adopts double brakes, the brakes are arranged on two sides close to the speed reducer, and the brake on one side of maintenance is delayed braking.
5. The multi-functional magnesium reduction automatic loader group according to claim 4, wherein,
The lifting mechanism on the bell feeding trolley adopts a double-reel type, a hanging bracket is hung below the lifting mechanism through double hanging points, and the bell feeding hanging bracket is fixed on the hanging bracket;
Each lifting point is provided with an independent rigid positioning guide cylinder, and the rigid positioning guide cylinder and the lifting frame are matched to form positioning guide (the positioning precision is within +/-10 mm) in the lifting stroke.
6. The multi-functional magnesium reduction automatic loader group according to claim 5, wherein,
The lifting mechanism on the bell feeding trolley adopts a double-drum type with a single motor reducer, the lifting mechanism adopts double brakes, the brakes are arranged on two sides of the reducer, and the brake on one side of maintenance is delayed braking.
7. The multi-functional magnesium reduction automatic loader group according to claim 6, wherein,
The feeding trolley and the central tube pulling trolley are connected in series and share a set of walking power mechanism, and the walking power mechanism is arranged in the middle part of the series connection of the feeding trolley and the central tube pulling trolley; the horizontal guide wheel set is arranged on the walking power mechanism, so that the wheels are guaranteed not to gnaw the rail in the running process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311731918.9A CN118164365A (en) | 2023-12-15 | 2023-12-15 | Multifunctional magnesium reduction automatic loading unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311731918.9A CN118164365A (en) | 2023-12-15 | 2023-12-15 | Multifunctional magnesium reduction automatic loading unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118164365A true CN118164365A (en) | 2024-06-11 |
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ID=91349449
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311731918.9A Pending CN118164365A (en) | 2023-12-15 | 2023-12-15 | Multifunctional magnesium reduction automatic loading unit |
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| Country | Link |
|---|---|
| CN (1) | CN118164365A (en) |
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2023
- 2023-12-15 CN CN202311731918.9A patent/CN118164365A/en active Pending
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