CN109230601B - Automatic box turning and sheet adding device and method - Google Patents
Automatic box turning and sheet adding device and method Download PDFInfo
- Publication number
- CN109230601B CN109230601B CN201810959489.3A CN201810959489A CN109230601B CN 109230601 B CN109230601 B CN 109230601B CN 201810959489 A CN201810959489 A CN 201810959489A CN 109230601 B CN109230601 B CN 109230601B
- Authority
- CN
- China
- Prior art keywords
- box
- box frame
- frame
- motor
- lifting platform
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/23—Devices for tilting and emptying of containers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
- Specific Conveyance Elements (AREA)
Abstract
The invention discloses an automatic box turning and sheet adding device and method, which solve the problems of large workload and low automation degree of manual sheet adding in the prior art, and have the beneficial effect of effectively improving the working efficiency, and the scheme is as follows: the utility model provides an automatic turn over case and add thin slice device, includes the frame, sets up in the frame and is used for carrying out spacing tank tower to the thin slice case, and the activity of frame lateral part sets up the lift platform, lift platform with locate the hoist mechanism of frame is connected in order to drive rising or decline of tank tower, and the tank tower is connected in order to drive the reciprocating motion of tank tower at the horizontal direction with horizontal migration mechanism, and the upset of setting for the angle can be realized in order to send into the feeder with thin slice incasement thin slice to the relative frame of tank tower.
Description
Technical Field
The invention relates to the field of tobacco processing, in particular to an automatic box turning and sheet adding device and method.
Background
The tobacco sheet can not only improve the formula of the tobacco leaf group and effectively improve the internal quality of the cigarette, but also effectively reduce the tar without influencing the aroma quality and the aroma quantity of the cigarette, thereby becoming an effective way with a bright prospect for reducing the tar and the harm of the cigarette at present.
In the existing chip adding technology, automatic equipment is not used, a chip smoke box is lifted by a forklift or manpower to move and is conveyed to a front platform of a feeding machine, then the chip smoke box is opened and turned manually, and after the chip smoke box is poured into the feeding machine, an empty box is taken back manually and placed. In actual production practice, the problems that the occupied personnel are too much, the labor capacity is large, the forklift is greatly influenced by the electric quantity of the battery and the like exist.
Therefore, a new research design for an automatic box-turning and sheet-adding device is needed.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides an automatic box-turning and sheet-adding device which can effectively solve the problem that sheet-adding work occupies too many personnel and equipment and practically realizes the automation of production.
The specific scheme of the automatic box turning and sheet adding device is as follows:
the utility model provides an automatic turn over case and add thin slice device, includes the frame, sets up in the frame and is used for carrying out spacing tank tower to the thin slice case, and the activity of frame lateral part sets up the lift platform, lift platform with locate the hoist mechanism of frame is connected in order to drive rising or decline of tank tower, and the tank tower is connected in order to drive the reciprocating motion of tank tower at the horizontal direction with horizontal migration mechanism, and the upset of setting for the angle can be realized in order to send into the feeder with thin slice incasement thin slice to the relative frame of tank tower.
Foretell device can drive the box frame and remove in vertical direction, removes at the horizontal direction to the improvement of thin slice case height, at the removal of horizontal direction, thereby save artifical transport, just can be higher than the feeding machine setting with the thin slice case, artifical or machine upset can be sent into the feeding machine with the thin slice, and is simple and convenient, saves the material, and whole machine is sent into in addition and is accomplished the back, can realize the return of box frame, realizes the feed of second round, has effectively improved production efficiency.
Further, in order to realize empting of thin slice, the tank tower fretwork sets up, and tank tower top cavity sets up in order to avoid blockking thin slice case open-top, and the same cavity of tank tower bottom sets up to thereby hydraulic pressure shallow lifting thin slice case transports the thin slice case away, thereby the upside and the downside of tank tower are equipped with the dog respectively and carry on spacingly with the top and the below from the thin slice case to the thin slice case, and the downside and the upside of tank tower are equipped with 4 dogs respectively.
Furthermore, the rack is provided with a vertical sliding chute, the lifting platform can protrude out of the vertical sliding chute, and the side part of the box frame supports the horizontal moving mechanism through a round shaft;
and clamping grooves matched with the side walls of the vertical sliding grooves are respectively formed in two sides of the lifting platform, and the lifting platform can lift along the side walls of the vertical sliding grooves.
Further, horizontal migration mechanism is wheel hub motor, and wheel hub motor circumference sets up the rubber child (forms electronic round), perhaps, wheel hub motor is motor drive wheel, the frame set up with the communicating horizontal spout of vertical spout, wheel hub motor diameter are less than the width of horizontal spout, and wheel hub motor passes through the box-frame round axle and supports, and wheel hub motor overcomes horizontal spout frictional force and rotates and drive box-frame horizontal migration, and the stopper lateral part sets up and is used for driving the upset motor that the upset was realized to the box-frame, the upset motor is connected with the stopper, and the upset motor with the round axle connect.
Furthermore, the round shaft is movably provided with a limiting block, the limiting block is sleeved on the round shaft and is arranged on the outer side of the horizontal moving mechanism, the hub motor is arranged on the round shaft on one side of the box frame, the rotating wheel is arranged on the round shaft on the other side of the box frame, the hub motor serves as a driving wheel, and the rotating wheel serves as a driven wheel.
Furthermore, hoist mechanism includes the serving motor the frame is equipped with guide pulley and the switching-over pulley that is higher than the guide pulley setting, and the wire rope of serving motor is fixed in through guide pulley and switching-over pulley the lifting platform in order to drive the lift action of lifting platform, all set up guide pulley and switching-over pulley in the both sides of vertical spout to guarantee the stability of lifting platform operation. The lifting platform is connected with the rope winding motor through a steel wire rope, the lifting platform moves up and down in the vertical sliding groove, the part of the lifting platform in the vertical sliding groove is used for supporting the hub motor, and the part protruding out of the vertical sliding groove is used for supporting the limiting block and the overturning motor, so that the box frame is prevented from overturning during vertical movement.
When the box frame is in the vertical chute, the turning motor is locked, the round shaft is forbidden to rotate, the turning motor, the limiting block, the round shaft and the box frame can be regarded as a whole, the protruding part of the lifting platform restrains the limiting block and the turning motor, and therefore the box frame is limited to rotate along the axial direction of the round shaft.
Further, the guide rail is installed to the frame horizontal direction, the guide rail activity set up can with stopper complex spacing claw is in order to keep the state of box at the horizontal migration process to provide the support to the upset motor, spacing claw for the door type structure with spacing claw block, and the both sides slope of spacing claw sets up, when the box removes to vertical spout from the guide rail, because of the action of gravity of box, stopper and spacing claw break away from. Case frame round axle is connected with the upset motor, and the round axle has and sets for length, and case frame one side round axle sets gradually in the follow to outside in wheel hub motor, stopper, upset motor, and the opposite side sets gradually swiveling wheel and stopper from inside to outside, and the stopper suit is in the round axle, and the case frame reachs vertical spout top and sets for the position, stopper and spacing claw block to restrict the case frame rotation jointly through stopper and upset motor.
Furthermore, the racks are symmetrically arranged, the racks are higher than the feeding machine, the end parts of the rack guide rails are arranged above the feeding machine, the horizontal moving mechanisms are arranged on two sides of the box frame, the lifting platforms are arranged on two sides of the racks, and the lifting mechanisms are arranged on two sides of the racks; both sides of the box frame are provided with limiting blocks, and both sides are provided with guide rails and limiting claws so as to ensure the stability of the box frame in the operation process.
A method for realizing automatic box turning and sheet adding is characterized in that the automatic box turning and sheet adding device is adopted, and the specific use steps are as follows:
1) the thin slice box is arranged on the box frame to be fixed, and the lifting mechanism drives the thin slice box to be lifted to a set height;
2) the horizontal moving mechanism drives the box frame to move towards the feeding machine and reach the upper part of the feeding machine;
3) the box frame is turned over for a set angle to dump the slices to the feeder.
Compared with the prior art, the invention has the beneficial effects that:
1) the integral structure of the invention can drive the box frame to rise, move horizontally and turn over, thereby realizing that the thin slices are automatically or semi-automatically added into the feeding machine, saving a large amount of labor and effectively improving the working efficiency.
2) According to the invention, through the arrangement of the limiting block and the limiting claw, the stability and the stability of water in the horizontal moving process of the box frame can be effectively ensured, and the box frame provides support for the turnover mechanism.
3) According to the invention, through the arrangement of the box frame, the thin sheet box can be conveniently supported, the interference to the thin sheet in the overturning process of the thin sheet box is avoided, the integrity of the thin sheet cigarette box is ensured, the repeated use of the thin sheet cigarette box is facilitated, and meanwhile, the risks of oil leakage, liquid leakage and the like of the forklift are avoided.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
FIG. 1 is a schematic structural view of the present invention; FIG. 2 is a partial schematic view of a lifting mechanism
Wherein: 1. the automatic rope winding machine comprises a frame, 2 parts of a support, 3 parts of a reversing pulley, 4 parts of a steel wire rope, 5 parts of a stop block, 6 parts of a box frame, 7 parts of a hub motor, 8 parts of a limit block, 9 parts of a lifting platform, 10 parts of a guide pulley, 11 parts of a rope winding grooved pulley, 12 parts of a rope winding motor, 13 parts of a circular shaft, 14 parts of a speed reducer, 15 parts of a turnover motor, 16 parts of a horizontal chute, 17 parts of a guide rail, 18 parts of a vertical chute and 19 parts of a limit claw.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
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 example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
As described in the background of the invention, the prior art is not satisfactory, and in order to solve the above technical problems, the present application proposes an automatic box-turning and sheet-feeding device.
In a typical embodiment of this application, as shown in fig. 1, an automatic box turning and sheet adding device, including frame 1, set up in the frame 1 and be used for carrying out spacing tank tower 6 to the thin slice case, tank tower 6 lateral part is through promoting platform 9, promotes platform 9 with locate the hoist mechanism of frame 1 is connected in order to drive rising or the decline of tank tower 6, and tank tower 6 is connected in order to drive tank tower 6 at the reciprocating motion of horizontal direction with horizontal migration mechanism, and the upset of set angle can be realized in order to send into the feeder with thin slice incasement thin slice to the frame to the tank tower.
Foretell device can drive the tank tower 6 and remove in vertical direction, removes at the horizontal direction, thereby to the improvement of thin slice case height, at the removal of horizontal direction, thereby save artifical transport, just can be higher than the feeding machine setting with the thin slice case, artifical or machine upset can be sent into the feeding machine with the thin slice, and is simple and convenient, saves the material, and whole machine is sent into and is accomplished the back in addition, can realize the return of tank tower 6, realizes the feed of second round, has effectively improved production efficiency.
In order to realize empting of thin slice, 6 fretwork settings of tank tower, 6 top cavity settings of tank tower are in order to avoid blockking thin slice case open-top, and 6 same cavity settings in the bottom of tank tower to thereby hydraulic pressure shallow lifting thin slice case transports the thin slice case, and the upside and the downside of tank tower 6 are equipped with dog 5 respectively and carry on spacingly with the top and the below from the thin slice case, and the downside and the upside of tank tower are equipped with 4 dogs respectively.
Frame 1 is opened there is vertical spout 18 for inject the orbit of tank tower, and the setting of vertical spout 18 can be outstanding to promotion platform 9, and 6 lateral parts of tank tower set up well roof beam, and well roof beam supports through the round axle horizontal migration mechanism, the tank tower both sides all set up promotion platform 9, guarantee tank tower 6 and be promoted the stability of in-process.
The automatic feeding device is characterized in that the machine frames 1 are symmetrically arranged, the machine frames 1 are higher than the feeding machine, the end parts of the machine frame guide rails 17 are arranged above the feeding machine, box frame round shafts are arranged on two sides of the box frame 6 respectively, a hub motor, a limiting block and a turnover motor are arranged on the round shaft on one side, a rotating wheel (or the hub motor is controlled to rotate by a controller and the consistency of the movement of the two sides of the box frame) and the limiting block are arranged on the round shaft on the other side, and lifting mechanisms are arranged on two sides of the; both sides of the box frame are provided with guide rails 17 and limiting claws 19 so as to ensure the stability of the box frame in the operation process.
Stopper 8 is connected with upset motor 15, upset motor 15 install in promotion platform 9, the terminal surface laminating under promotion platform up end and the stopper 8.
The round shaft of one side of the box frame 6 is connected with the overturning motor 15, the round shaft is provided with a set length, the hub motor 7, the limiting block 8 and the overturning motor 15 are sequentially arranged from inside to outside, the limiting block 8 is sleeved on the round shaft, the overturning motor 15 is installed on the lifting platform 9, the overturning motor 15 is connected with the speed reducer 14, the speed reducer 14 is connected with the limiting block 8, the speed reducer is connected with the round shaft to drive the round shaft to rotate, and the box frame 6 is driven to rotate through the overturning motor 15 and the speed reducer 14. In the lifting process, the lifting platform, the limiting block, the overturning motor and the speed reducer act together to prevent the box frame from being overturned uncontrollably.
The lifting mechanism comprises a rope winding motor 12 arranged on the ground, a rope winding grooved wheel 11 is arranged at the end part of the rope winding motor 12, a guide pulley and a reversing pulley 3 arranged higher than the guide pulley are arranged on the rack 1, and a steel wire rope of the rope winding motor 12 is fixed on the lifting platform 9 through the guide pulley 10 and the reversing pulley 3. The rope-rolling motor 12 drives the rope-rolling grooved wheel to rotate, so that the steel wire rope is wound, and finally the lifting platform is lifted upwards.
In order to ensure the controllability of the device, the overturning motor 15, the rope-rolling electric wheel 12 and the hub motor 7 are respectively connected with a controller, and the controller is a programmable P L C controller.
A method for realizing automatic box turning and sheet adding is characterized in that the automatic box turning and sheet adding device is adopted, and the specific use steps are as follows:
1) a hydraulic trolley is used for feeding the sheet cigarette boxes into a box frame 6, a baffle 5 protruding from the box frame 6 supports the sheet boxes, lifting platforms on two sides of a rack support a horizontal moving mechanism, a limiting block and a turnover motor, the lifting mechanism drives the sheet boxes to rise to a set height, when the upper end surface of a hub motor supporting part of the lifting platform is at the same height with a horizontal guide rail 17, a limiting block 8 enters a limiting claw 19 to limit the uncontrollable turnover of the box frame during horizontal movement;
2) the hub motor 7 operates to drive the box frame 6 to move horizontally, and the limiting claw 19 moves at the guide rail 17 at the same time;
3) after the box frame 6 moves to a set position, the hub motor 7 stops and is locked, the overturning motor 15 works to enable the box frame and the cigarette box to overturn anticlockwise by a set angle, preferably 150 degrees, and the operation is kept for a period of time until the slice cut tobacco is completely poured out, so that the slice adding process is completed.
After the cut tobacco sheets in the sheet box are completely poured out, the overturning motor is controlled by a program of a P L C controller to rotate clockwise by 150 degrees, the hub motor works to drive the box frame to return to the lifting platform, the lifting mechanism works to lower the box frame to a set position, and the sheet applying operation is realized by repeating the steps of the embodiment.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (6)
1. An automatic box turning and sheet adding device is characterized by comprising a rack, wherein a box frame used for limiting a sheet box is arranged in the rack, a lifting platform is movably arranged on the side part of the rack, the lifting platform is connected with a lifting mechanism arranged on the rack to drive the box frame to ascend or descend, the box frame is connected with a horizontal moving mechanism to drive the box frame to reciprocate in the horizontal direction, and the box frame can turn over at a set angle relative to the rack to send sheets in the sheet box into a feeder;
the frame is provided with a vertical sliding chute, the lifting platform can protrude out of the vertical sliding chute, and the side part of the box frame supports the horizontal moving mechanism through a round shaft; the round shaft is movably provided with a limiting block, and the limiting block is arranged on the outer side of the horizontal moving mechanism; the upper end face of the lifting platform is attached to the lower end face of the limiting block;
the horizontal moving mechanism comprises a hub motor and a rotating wheel which are respectively arranged on two sides of the box frame, rubber tires are arranged on the periphery of the hub motor, the rack is provided with a horizontal sliding groove communicated with the vertical sliding groove, the hub motor is supported by a circular shaft of the box frame, and the hub motor overcomes the friction force of the horizontal sliding groove and rotates to drive the box frame to move horizontally; the hub motor is arranged on a circular shaft at one side of the box frame, and the rotating wheel is arranged on a circular shaft at the other side of the box frame; the side part of the limiting block is provided with a turnover motor for driving the box frame to turn over, the turnover motor is connected with the limiting block, and the turnover motor is connected with the round shaft; the rack is provided with a guide rail in the horizontal direction, and the guide rail is movably provided with a limiting claw matched with the limiting block to keep the box frame in a state in the horizontal moving process and provide support for the turnover motor.
2. The automatic box turning and sheet adding device as claimed in claim 1, wherein the box frame is hollow, and the upper side and the lower side of the box frame are respectively provided with a stop block for limiting the sheet box from the upper side and the lower side of the sheet box.
3. The automatic box turning and sheet adding device of claim 1, wherein the frame is provided with a vertical sliding chute, the lifting platform can be arranged by protruding the vertical sliding chute, and the side part of the box frame supports the horizontal moving mechanism through a round shaft;
and clamping grooves matched with the side walls of the vertical sliding grooves are respectively formed in two sides of the lifting platform, and the lifting platform can lift along the side walls of the vertical sliding grooves.
4. The automatic box-turning and slice-adding device as claimed in claim 1, wherein the lifting mechanism comprises a rope-winding motor, a guide pulley and a reversing pulley arranged higher than the guide pulley are arranged on the frame, and a steel wire rope of the rope-winding motor is fixed on the lifting platform through the guide pulley and the reversing pulley to drive the lifting platform to lift.
5. The automatic box turning and sheet adding device of claim 3, wherein the racks are symmetrically arranged, the horizontal moving mechanism is arranged on two sides of the box frame, and the lifting mechanism is arranged on two sides of the box frame.
6. A method for realizing automatic box turning and sheet adding is characterized in that the automatic box turning and sheet adding device of any one of claims 1-3 is adopted, and the specific use steps are as follows:
1) the slice box is arranged on the box frame to be fixed, the lifting mechanism drives the slice box to be lifted to a set height, and when the upper end surface of the hub motor supporting part of the lifting platform is at the same height with the horizontal guide rail, the limiting block enters the limiting claw to limit the uncontrollable turnover of the box frame during horizontal movement;
2) the horizontal moving mechanism drives the box frame to move towards the feeding machine and reach the upper part of the feeding machine; the hub motor operates to drive the box frame to move horizontally, and the limiting claws move at the guide rail simultaneously; after the box frame moves to a set position, the hub motor stops and is locked, the turnover motor works,
3) the box frame is turned over for a set angle to dump the slices to the feeder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810959489.3A CN109230601B (en) | 2018-08-22 | 2018-08-22 | Automatic box turning and sheet adding device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810959489.3A CN109230601B (en) | 2018-08-22 | 2018-08-22 | Automatic box turning and sheet adding device and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109230601A CN109230601A (en) | 2019-01-18 |
| CN109230601B true CN109230601B (en) | 2020-07-24 |
Family
ID=65068264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810959489.3A Active CN109230601B (en) | 2018-08-22 | 2018-08-22 | Automatic box turning and sheet adding device and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109230601B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112938519B (en) * | 2021-01-30 | 2022-08-30 | 上海秀明机械设备有限公司 | Tobacco sheet feeding device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4597710A (en) * | 1984-11-28 | 1986-07-01 | Athey Products Corporation | Trash collection vehicle side-loading apparatus |
| ATE210065T1 (en) * | 1996-07-05 | 2001-12-15 | Greefs Wagen Carrosserie | DEVICE AND METHOD FOR EMPTYING A FILLED CONTAINER |
| CN101205013A (en) * | 2006-12-19 | 2008-06-25 | 沈汉春 | Conveying device |
| CN102530573A (en) * | 2012-01-18 | 2012-07-04 | 云南昆船设计研究院 | Translation type movable box overturning and material dumping device |
| CN104326277B (en) * | 2014-10-20 | 2016-07-06 | 成都信息工程学院 | VN alloy Full-automatic discharging device |
| CN206255637U (en) * | 2016-12-02 | 2017-06-16 | 青岛软控机电工程有限公司 | A kind of big bag automatic material-absorbing device |
-
2018
- 2018-08-22 CN CN201810959489.3A patent/CN109230601B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN109230601A (en) | 2019-01-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204365641U (en) | A kind of multi-groove cleaning equipment | |
| CN205968535U (en) | Full -automatic throwing optical equipment | |
| CN109230601B (en) | Automatic box turning and sheet adding device and method | |
| CN206500062U (en) | Cutting fluid dosing apparatus is used in a kind of laminating machine maintenance | |
| CN107932231A (en) | A kind of automatic jig equipment that chamfering is carried out to beret slice male contact part | |
| CN106938484B (en) | Intelligent feeding robot | |
| CN211590550U (en) | Novel timber rounding machine | |
| CN206679695U (en) | Barred body cuts lifting equipment | |
| CN206108538U (en) | Automatic put board spreading machine | |
| CN212707099U (en) | Automatic conveying device for paper core pipe | |
| CN209811182U (en) | Slurry dipping machine | |
| CN211030918U (en) | Anti-collision butyronitrile glove impregnation device | |
| CN208276588U (en) | Washing machine drum cuts transfer device | |
| CN114104803A (en) | Automatic loading and unloading machine and automatic loading and unloading device suitable for core shaft is worn to coiled material | |
| CN209424774U (en) | A kind of laser cutting machine discharging transfer device | |
| CN201970446U (en) | Material transportation equipment | |
| CN214451144U (en) | Waste paper and debris mixture receiving and carrying mechanism | |
| CN106429605B (en) | One kind putting plate spreading machine automatically | |
| CN203975973U (en) | A kind of Novel silage reclaimer | |
| CN205275059U (en) | Steel sheet letter sorting equipment | |
| CN212769655U (en) | Building engineering material conveyor | |
| CN203653190U (en) | Hopper lifting device | |
| CN212146934U (en) | Utilize fly ash preparation hollow block with dustproof conveying system of proportioning machine | |
| CN206445939U (en) | A kind of transverse cutting device for construction material | |
| CN218754718U (en) | Hopper lifting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |