CN209052318U - A kind of guide rails moving type crane - Google Patents
A kind of guide rails moving type crane Download PDFInfo
- Publication number
- CN209052318U CN209052318U CN201821873165.XU CN201821873165U CN209052318U CN 209052318 U CN209052318 U CN 209052318U CN 201821873165 U CN201821873165 U CN 201821873165U CN 209052318 U CN209052318 U CN 209052318U
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- China
- Prior art keywords
- crane
- lifting arm
- guide rails
- support
- moving type
- 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.)
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- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
The utility model discloses a kind of guide rails moving type cranes, including being parallel to each other and spaced guide rail, crane left support and crane right support are movably connected on guide rail, the crossbeam being fixedly connected between crane left support and crane right support, the slide over side walls of crane left support and crane right support is connected with the lifting arm of up and down motion, crossbeam is equipped with the driving device that driving lifting arm moves up and down, lifting arm is equipped with the suspender of multiple crawl materials, suspender includes the pulley assembly being flexibly connected with lifting arm, telescopic arm is connected in the bottom of pulley assembly, fixture is connected in the bottom of telescopic arm.The crane is connected with the suspender of multiple crawl materials on lifting arm, and each suspender individually can carry out crawl lifting operation to material.This crane can carry out lifting operation according to the position that material ground on the scene is put with closest suspender, reduce the moving range of suspender, improve the flexibility used.
Description
Technical field
The utility model relates to gate-type technical field of crane equipment, and in particular to a kind of guide rails moving type crane.
Background technique
Gantry crane is a kind of deformation of bridge crane, is called gantry crane.It is mainly used for outdoor goods yard, stock ground
The handling operation of goods, bulk goods.Gantry crane outer image door-shaped frame installs two stabilizer blades under support main beam, can directly exist
It walks on the track on ground.With China economy and industrial boom in recent years, many factories have been built in investment energetically,
Need for the weights such as ingredient and bulk goods to be transported to specified region in the process of factory, and manual handling low efficiency, it is time-consuming to take
Power, it is therefore desirable to carry out lifting handling by gantry crane.
But existing crane is mostly single boom, can not achieve the handling simultaneously of multiple cargos, hanged back and forth and carrying
In the process, it takes considerable time, realizes hanged process by bundling steel cable on cargo when carrying out hanged and carrying to cargo,
And multiple people's cooperations are needed during hanged, personnel's cooperation is needed respectively to be put into each cargo when discharging cargo
Corresponding position, this lifting method personnel amount of labour is big, lifting, carrying and stacking low efficiency.
Utility model content
To be solved in the utility model is that can not achieve the handling simultaneously of multiple cargos in the prior art, is needed back and forth
It in hanged and handling process, takes considerable time, is hung when carrying out hanged and carrying to cargo by the steel cable realization on cargo
Take process, and it is hanged during need multiple people's cooperations, need personnel's cooperation respectively will be each when discharging cargo
The technical issues of cargo is put into corresponding position, and this lifting method personnel amount of labour is big, lifting, carrying and stacking low efficiency, mesh
Be a kind of guide rails moving type crane is provided.
The utility model is achieved through the following technical solutions:
A kind of guide rails moving type crane, including be parallel to each other and spaced guide rail, activity is even respectively on guide rail
Heavy-duty machine left support and crane right support are picked up, the cross being fixedly connected between crane left support and crane right support
The slide over side walls of beam, the crane left support and crane right support is connected with the lifting arm of up and down motion, the crossbeam
It is equipped with the driving device that driving lifting arm moves up and down, the lifting arm is equipped with the suspender of multiple crawl materials, described to hang
Tool includes the pulley assembly being flexibly connected with lifting arm, telescopic arm is connected in the bottom of pulley assembly, in the bottom of telescopic arm
It is connected with fixture.
Preferred embodiment, the crane left support and crane right support are triangular structure, in crane left support and
The bottom of crane right support is equipped with the traveling wheel connecting with guide rail, and the traveling wheel drives crane left support and crane right
Bracket moves along a straight line on guide rail.
The side wall of preferred embodiment, the crane left support and crane right support is equipped with sliding rail, the lifting arm
Both ends are equipped with the sliding block connecting with sliding rail, and lifting arm is free to slide along the axial direction of sliding rail.
Preferred embodiment, the driving device include hoist engine, and hoist engine is fixed on crossbeam, are equipped with and volume on lifting arm
The wirerope of machine connection is raised, the hoist engine drives lifting arm to move up and down by the length of folding and unfolding wirerope.
Preferred embodiment, the lifting arm are I-shaped steel section, and pulley assembly includes " Contraband " shape bracket, in " Contraband " shape bracket
Side wall on be symmetrically arranged with idler wheel, the driving motor that moves along a straight line on lifting arm of driving idler wheel is equipped on " Contraband " shape bracket,
The lifting lug that the bottom of " Contraband " the shape bracket is provided symmetrically, the top of the telescopic arm and lifting lug are pivotally connected, telescopic arm
Freely swing on lifting lug along crane left support and crane right support direction.
Preferred embodiment, the telescopic arm are electric telescopic rod, and bottom end and the fixture of telescopic arm are detachably connected.
The bottom of preferred embodiment, the crane left support and crane right support is equipped with the servo of driving traveling wheel rotation
Driving motor.
Preferred embodiment, the fixture include top plate, are symmetrically arranged on the bottom surface of top plate and are parallel to each other and spaced lead
Rail slidably connects left clamp and right clamping plate on guide rail, and driving left clamp and the right side are equipped between the left clamp and right clamping plate
With close to each other and be located remotely from each other the driving assembly of direction movement, the driving component is fixedly connected clamping plate with the bottom surface of top plate,
The top surface of the top plate is connect with telescopic arm.
Preferred embodiment, driving assembly include motor for double-ended drive, screw rod, shaft coupling, and the motor for double-ended drive is fixedly mounted on
On the bottom surface of top plate, the screw rod includes the first screw rod and the second screw rod, the hand of spiral of the first screw rod and the second screw rod on the contrary,
First screw rod is connected by one end of shaft coupling and motor for double-ended drive, and the second screw rod is another by shaft coupling and motor for double-ended drive
End connection, the left clamp and right clamping plate are equipped with the feed screw nut connecting with wire rod thread.
The detection unit of detectable substance material clamping state is respectively equipped on preferred embodiment, the left clamp and right clamping plate, it is described
Detection unit includes pressing plate, and the spacer pin being flexibly connected with left clamp or right clamping plate is equipped on pressing plate, is arranged on spacer pin
There is compressed spring, the compressed spring is equipped with inspection between pressing plate and left clamp or right clamping plate in left clamp or right clamping plate
The microswitch of press plate position is surveyed, the microswitch is electrically connected with driving assembly.
The utility model compared with prior art, has the following advantages and benefits: one kind of the utility model is led
Rail moving type crane, 1) crane is connected with the suspenders of multiple crawl materials on lifting arm, and each suspender can
Crawl lifting operation individually is carried out to material, and is moved freely on lifting arm.This crane can be according to material in place
On the position put lifting operation carried out with closest suspender, reduce the moving range of suspender, improve the spirit used
Activity, and multiple suspenders can carry out lifting operation simultaneously and goods movement to setting position is improved operating efficiency.2)
Suspender used in this crane and lifting arm use telescopic arm rigid connection, do not appear in crane in hoisting process and stop
Inertia is generated when only walking and causes cargo swing in the sky, improves the safety of lifting operation.3) this crane is hung
Tool uses telescopic arm automatic telescopic, can be recovered to most short status when not in use, and the normal lifting for not influencing other suspenders is made
Industry.4) pulley assembly of this suspender and telescopic arm are pivotally connected by lifting lug, telescopic arm on lifting lug along crane left support with
Crane right support direction freely swings, and the cargo on two adjacent suspenders can be avoided automatically when being in contact, and reduces goods
The collision of object.
Detailed description of the invention
Attached drawing described herein is used to provide to further understand the utility model embodiment, constitutes the one of the application
Part does not constitute the restriction to the utility model embodiment.In the accompanying drawings:
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the clamp structure schematic diagram of the utility model；
Fig. 3 is the detection unit schematic diagram of the utility model structure.
Label and corresponding parts title in attached drawing:
1- guide rail, 2- traveling wheel, 3- crane left support, 4- crane right support, 5- crossbeam, 6- lifting arm, 7- sliding rail,
8- hoist engine, 9- wirerope, 10- pulley assembly, 11- telescopic arm, 12- fixture, 121- top plate, 122- guide rail, 123- left clamp,
The right clamping plate of 124-, 125- motor for double-ended drive, 126- shaft coupling, the first screw rod of 127-, the second screw rod of 128-, 1241- pressing plate,
1242- spacer pin, 1243- compressed spring, 1244- microswitch.
Specific embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, below with reference to embodiment and attached drawing,
The utility model is described in further detail, and the exemplary embodiment and its explanation of the utility model are only used for explaining this
Utility model is not intended to limit the scope of the present invention.
Embodiment
As shown in Figure 1, a kind of guide rails moving type crane of the utility model, including it is parallel to each other and spaced guide rail
1, guide rail 1 is rail, crane left support 3 and crane right support 4 is movably connected on guide rail 1, in the left branch of crane
The crossbeam 5 being fixedly connected between frame 3 and crane right support 4.Crane left support 3 and crane right support 4 are triangle
Structure, the traveling wheel 2 connecting with guide rail 1 is equipped in the bottom of crane left support 3 and crane right support 4, and traveling wheel 2 is equipped with
Four, the both ends of four traveling wheels 2 a pair of bottom for being mounted on crane left support 3 and crane right support 4 two-by-two.Traveling wheel
2 drive crane left supports 3 and crane right support 4 move along a straight line on guide rail 1, crane left support 3 and the right branch of crane
The bottom of frame 4 is equipped with the servo drive motor that driving traveling wheel 2 rotates, and servo drive motor control traveling wheel 2 moves forward and backward.
The slide over side walls of crane left support 3 and crane right support 4 is connected with the lifting arm 6 of up and down motion, lifting
The side wall of machine left support 3 and crane right support 4 is equipped with sliding rail 7, and the both ends of lifting arm 6 are equipped with the sliding block connecting with sliding rail 7,
Lifting arm 6 is free to slide along the axial direction of sliding rail 7.Crossbeam 5 is equipped with the driving device that driving lifting arm 6 moves up and down, and drives
Dynamic device includes hoist engine 8, and hoist engine 8 is fixed on the middle position on crossbeam 5, is equipped on lifting arm 6 and connect with hoist engine 8
Wirerope 9, hoist engine 8 driven by the length of folding and unfolding wirerope 9 lifting arm 6 move up and down.
Lifting arm 6 is equipped with the suspender of multiple crawl materials, and suspender includes the pulley assembly being flexibly connected with lifting arm 6
10, it is connected with telescopic arm 11 in the bottom of pulley assembly 10, is connected with fixture 12 in the bottom of telescopic arm 11.Lifting arm 6 is work
Word steel profile, pulley assembly 10 include " Contraband " shape bracket, idler wheel are symmetrically arranged on the side wall in " Contraband " shape bracket, in " Contraband " shape
Bracket is equipped with the driving motor that driving idler wheel moves along a straight line on lifting arm 6.The bottom of " Contraband " shape bracket is provided symmetrically
Lifting lug, the top of telescopic arm 11 and lifting lug are by straight pin pivot connection, and telescopic arm 11 is on lifting lug along crane left support 3
Freely swing with 4 direction of crane right support.Telescopic arm 11 is electric telescopic rod, and the bottom end of telescopic arm 11 and fixture 12 are detachable
Connection.
Working principle
The bottom of the crane of the utility model, crane left support 3 and crane right support 4 is equipped with and connect with guide rail 1
Traveling wheel 2, the bottom of crane left support 3 and crane right support 4 is equipped with the servo-drive electricity that driving traveling wheel 2 rotates
Machine, servo drive motor control 2 turns of traveling wheel and rotate backward, and realize crane left support 3 and crane right support 4 in guide rail 1
On along guide rail 1 rectilinear direction move back and forth, material is moved to setting position.In crane left support 3 and the right branch of crane
The crossbeam 5 being fixedly connected between frame 4 is connected with up and down in the slide over side walls of crane left support 3 and crane right support 4
The lifting arm 6 of movement, crossbeam 5 are equipped with driving 6 up and down motion hoist engine 8 of lifting arm, are equipped with and hoist engine 8 on lifting arm 6
The wirerope 9 of connection, hoist engine 8 drive lifting arm 6 to move up and down by the length of folding and unfolding wirerope 9, realize to material
Lifting.Lifting arm 6 is equipped with the suspender of multiple crawl materials, and the pulley assembly 10 of multiple suspenders left and right on lifting arm 6 is free
Mobile, multiple suspenders are during lifting operation by the longitudinal movement of traveling wheel 2 and the transverse movement of pulley assembly 10 more
A material is disposably lifted into setting position.It is not needed in multiple suspenders while when lifting operation can be retracted to telescopic arm 11
Most short status does not influence the lifting operation of other suspenders.
As shown in Figures 2 and 3, fixture 12 includes top plate 121, and the top surface of top plate 121 is connect with telescopic arm 11, top plate 121
Bottom surface on be symmetrically arranged with and be parallel to each other and spaced guide rail 122,123 He of left clamp is slidably connected on guide rail 122
Right clamping plate 124.Driving left clamp 123 and right clamping plate 124 are equipped between left clamp 123 and right clamping plate 124 with close to each other and phase
Driving assembly mutually far from direction movement, driving assembly are fixedly connected with the bottom surface of top plate 121.Driving assembly includes Double shaft-extension electricity
Machine 125, screw rod and shaft coupling 126, motor for double-ended drive 125 are fixedly mounted on the bottom surface of top plate 121, and screw rod includes the first screw rod
127 and second screw rod 128, the hand of spiral of the first screw rod 127 and the second screw rod 128 is on the contrary, the first screw rod 127 passes through shaft coupling
126 connect with one end of motor for double-ended drive 125, and the second screw rod 128 passes through the other end of shaft coupling 126 and motor for double-ended drive 125
Connection.The feed screw nut's (not shown) connecting with wire rod thread is equipped in left clamp 123 and right clamping plate 124.Double shaft-extension
Motor 125 is by rotating and reverse the first screw rod 127 of driving and the rotation of the second screw rod 128, the first screw rod 127 and the second screw rod
128 and feed screw nut cooperate and by 125 rotary motion of motor for double-ended drive convert left clamp 123 and right clamping plate 124 in guide rail 122
On linear motion, realize left clamp 123 and right clamping plate 124 to the clamping of material and loosen operation.
In order to improve the reliability used of this fixture 12, detectable substance is respectively equipped in left clamp 123 and right clamping plate 124
The detection unit of material clamping state, the detection unit is identical as the structure of left clamp 123 and right clamping plate 124, and the present embodiment is with the right side
It is illustrated for clamping plate 124.The detection unit includes pressing plate 1241, is equipped on pressing plate 1241 with right 124 activity of clamping plate even
The spacer pin 1242 connect, there are two spacer pin 1242 is set, two spacer pins 1242 are symmetrically mounted on the both ends of pressing plate 1241.It is limiting
It is arranged with compressed spring 1243 on the pin 1242 of position, compressed spring 1243 is between pressing plate 1241 and right clamping plate 124, in right clamping plate
124 are equipped with the microswitch 1244 of detection 1241 position of pressing plate, the motor for double-ended drive of the microswitch 1244 and driving assembly
125 electrical connections.After stepping up material, material just will push pressing plate 1241 and open to fine motion for left clamp 123 and right clamping plate 124 when use
It is mobile to close 1244 directions, when the microswitch 1244 in left clamp 123 and right clamping plate 124 is triggered entirely, microswitch 1244
Control motor for double-ended drive 125 shuts down, and the clamp operation of fixture 12 terminates.It is not clamped in left clamp 123 and right clamping plate 124
When material or material are clamped in place, under thrust of the pressing plate 1241 by compressed spring 1243, pressing plate 1241 is separate
Microswitch 1244, therefore operating personnel can operate the operating of motor for double-ended drive 125.
Above-described specific embodiment, to the purpose of this utility model, technical scheme and beneficial effects carried out into
One step is described in detail, it should be understood that being not used to limit the foregoing is merely specific embodiment of the present utility model
Determine the protection scope of the utility model, within the spirit and principle of the utility model, any modification for being made equally is replaced
It changes, improve, should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of guide rails moving type crane, which is characterized in that including being parallel to each other and spaced guide rail, on guide rail point
Not Huo Donglianjie crane left support and crane right support, be fixedly connected between crane left support and crane right support
The slide over side walls of some crossbeams, the crane left support and crane right support is connected with the lifting arm of up and down motion, institute
It states crossbeam and is equipped with the driving device that driving lifting arm moves up and down, the lifting arm is equipped with the suspender of multiple crawl materials,
The suspender includes the pulley assembly being flexibly connected with lifting arm, telescopic arm is connected in the bottom of pulley assembly, in telescopic arm
Bottom be connected with fixture.
2. a kind of guide rails moving type crane according to claim 1, which is characterized in that the crane left support and rise
Heavy-duty machine right support is triangular structure, and the walking connecting with guide rail is equipped in the bottom of crane left support and crane right support
Wheel, the traveling wheel drive crane left support and crane right support to move along a straight line on guide rail.
3. a kind of guide rails moving type crane according to claim 1, which is characterized in that the crane left support and rise
The side wall of heavy-duty machine right support is equipped with sliding rail, and the both ends of the lifting arm are equipped with the sliding block connecting with sliding rail, and lifting arm is along sliding rail
Axial direction it is free to slide.
4. a kind of guide rails moving type crane according to claim 1, which is characterized in that the driving device includes elevator
Machine, hoist engine are fixed on crossbeam, and the wirerope connecting with hoist engine is equipped on lifting arm, and the hoist engine passes through folding and unfolding steel
The length of cord drives lifting arm to move up and down.
5. a kind of guide rails moving type crane according to claim 1, which is characterized in that the lifting arm is I-shaped steel type
Material, pulley assembly include " Contraband " shape bracket, are symmetrically arranged with idler wheel on the side wall in " Contraband " shape bracket, set on " Contraband " shape bracket
The driving motor for having driving idler wheel to move along a straight line on lifting arm, what the bottom of " Contraband " the shape bracket was provided symmetrically hangs
Ear, the top of the telescopic arm and lifting lug are pivotally connected, and telescopic arm is on lifting lug along crane left support and crane right support
Direction freely swings.
6. a kind of guide rails moving type crane according to claim 1, which is characterized in that the telescopic arm is electric expansion
Bar, bottom end and the fixture of telescopic arm are detachably connected.
7. a kind of guide rails moving type crane according to claim 2, which is characterized in that the crane left support and rise
The bottom of heavy-duty machine right support is equipped with the servo drive motor of driving traveling wheel rotation.
8. a kind of guide rails moving type crane according to claim 1, which is characterized in that the fixture includes top plate, top
It is symmetrically arranged with and is parallel to each other and spaced guide rail on the bottom surface of plate, left clamp and right clamping plate are slidably connected on guide rail,
Between the left clamp and right clamping plate be equipped with driving left clamp and right clamping plate with it is close to each other and be located remotely from each other direction movement drive
Dynamic component, the driving component are fixedly connected with the bottom surface of top plate, and the top surface of the top plate is connect with telescopic arm.
9. a kind of guide rails moving type crane according to claim 8, which is characterized in that driving assembly includes Double shaft-extension electricity
Machine, screw rod, shaft coupling, the motor for double-ended drive are fixedly mounted on the bottom surface of top plate, and the screw rod includes the first screw rod and the
The hand of spiral of two screw rods, the first screw rod and the second screw rod is on the contrary, the first screw rod passes through one end of shaft coupling and motor for double-ended drive
Connection, the second screw rod are connected by the other end of shaft coupling and motor for double-ended drive, and the left clamp and right clamping plate are equipped with and silk
The feed screw nut that bar is threadedly coupled.
10. a kind of guide rails moving type crane according to claim 8, which is characterized in that the left clamp and right clamping plate
On be respectively equipped with the detection unit of detectable substance material clamping state, the detection unit includes pressing plate, is equipped on pressing plate and left folder
The spacer pin that plate or right clamping plate are flexibly connected, is arranged with compressed spring, the compressed spring is located at pressing plate and a left side on spacer pin
Between clamping plate or right clamping plate, in left clamp or right clamping plate be equipped with detection press plate position microswitch, the microswitch with
Driving assembly electrical connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821873165.XU CN209052318U (en) | 2018-11-14 | 2018-11-14 | A kind of guide rails moving type crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821873165.XU CN209052318U (en) | 2018-11-14 | 2018-11-14 | A kind of guide rails moving type crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209052318U true CN209052318U (en) | 2019-07-02 |
Family
ID=67053366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821873165.XU Expired - Fee Related CN209052318U (en) | 2018-11-14 | 2018-11-14 | A kind of guide rails moving type crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209052318U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110479793A (en) * | 2019-09-11 | 2019-11-22 | 襄阳中和机电技术有限公司 | A kind of uncoiler complete set of equipments of automatic coiling and centering |
| CN110510320A (en) * | 2019-09-20 | 2019-11-29 | 红云红河烟草(集团)有限责任公司 | Automatic stacking device for cigarette ground piles |
| CN111039187A (en) * | 2019-12-19 | 2020-04-21 | 武汉理工大学 | Suspension type transport crane |
| CN111994809A (en) * | 2020-08-10 | 2020-11-27 | 中铁七局集团第三工程有限公司 | Deep basal pit section of jurisdiction installation guiding device |
| CN112692774A (en) * | 2021-01-05 | 2021-04-23 | 哈工共哲机器人再制造(安阳)有限公司 | Assembly quality is used in robot refabrication |
| CN113651236A (en) * | 2021-08-05 | 2021-11-16 | 青岛理工大学 | Self-positioning carrying equipment for aluminum profile of railway vehicle |
| CN113879830A (en) * | 2021-09-15 | 2022-01-04 | 五邑大学 | Automatic line patrol carrying trolley |
| CN115246573A (en) * | 2022-02-11 | 2022-10-28 | 山东建筑大学 | A base plate loading attachment for aerated concrete composite heat preservation wallboard production line |
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2018
- 2018-11-14 CN CN201821873165.XU patent/CN209052318U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110479793A (en) * | 2019-09-11 | 2019-11-22 | 襄阳中和机电技术有限公司 | A kind of uncoiler complete set of equipments of automatic coiling and centering |
| CN110510320A (en) * | 2019-09-20 | 2019-11-29 | 红云红河烟草(集团)有限责任公司 | Automatic stacking device for cigarette ground piles |
| CN111039187A (en) * | 2019-12-19 | 2020-04-21 | 武汉理工大学 | Suspension type transport crane |
| CN111994809A (en) * | 2020-08-10 | 2020-11-27 | 中铁七局集团第三工程有限公司 | Deep basal pit section of jurisdiction installation guiding device |
| CN112692774A (en) * | 2021-01-05 | 2021-04-23 | 哈工共哲机器人再制造(安阳)有限公司 | Assembly quality is used in robot refabrication |
| CN113651236A (en) * | 2021-08-05 | 2021-11-16 | 青岛理工大学 | Self-positioning carrying equipment for aluminum profile of railway vehicle |
| CN113651236B (en) * | 2021-08-05 | 2024-02-27 | 青岛理工大学 | Self-positioning carrying equipment for aluminum profile of railway vehicle |
| CN113879830A (en) * | 2021-09-15 | 2022-01-04 | 五邑大学 | Automatic line patrol carrying trolley |
| CN113879830B (en) * | 2021-09-15 | 2023-09-19 | 五邑大学 | Automatic change line inspection floor truck |
| CN115246573A (en) * | 2022-02-11 | 2022-10-28 | 山东建筑大学 | A base plate loading attachment for aerated concrete composite heat preservation wallboard production line |
| CN115246573B (en) * | 2022-02-11 | 2023-05-16 | 山东建筑大学 | Base plate feeding device for aerated concrete composite heat-insulating wallboard production line |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190702 Termination date: 20191114 |
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| CF01 | Termination of patent right due to non-payment of annual fee |