CN107756136A - A kind of calibrating installation - Google Patents
A kind of calibrating installation Download PDFInfo
- Publication number
- CN107756136A CN107756136A CN201710938789.9A CN201710938789A CN107756136A CN 107756136 A CN107756136 A CN 107756136A CN 201710938789 A CN201710938789 A CN 201710938789A CN 107756136 A CN107756136 A CN 107756136A
- Authority
- CN
- China
- Prior art keywords
- plate
- location
- calibrating installation
- lifter plate
- elevating mechanism
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q15/00—Automatic control or regulation of feed movement, cutting velocity or position of tool or work
- B23Q15/20—Automatic control or regulation of feed movement, cutting velocity or position of tool or work before or after the tool acts upon the workpiece
- B23Q15/22—Control or regulation of position of tool or workpiece
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Intermediate Stations On Conveyors (AREA)
Abstract
A kind of calibrating installation, including travel mechanism, elevating mechanism and correcting mechanism, the elevating mechanism is located in travel mechanism, and elevating mechanism is slidably connected with travel mechanism, and correcting mechanism is fixed on elevating mechanism；The elevating mechanism includes two pieces of first location-plates and the second location-plate being parallel to each other, and lifter plate is provided between the first location-plate and the second location-plate, lifter plate can be lifted between the first location-plate and the second location-plate, and correcting mechanism is fixed on lifter plate；Compared with prior art, the all-around mobile of correcting mechanism, elevating mechanism and travel mechanism's detachable connection are realized by elevating mechanism and travel mechanism, and the structure of elevating mechanism and travel mechanism is simple, so that this programme moves integrally conveniently, it is easy to be coordinated with rotating shaft.
Description
Technical field
The invention belongs to water pump processing technique field, more particularly, to a kind of calibrating installation.
Background technology
Water pump is very conventional in the modern life as a kind of machinery for conveying liquid or being pressurized liquid.Water pump will
The mechanical energy of prime mover or other external energies transmission liquid so that liquid energy of itself in the presence of external energy increases
Add, in daily life, water pump, which is mainly used to conveying, includes water, oil, acid ＆ alkali liquid, emulsion, suspended emulsion and liquid metal etc.
Liquid, there is very big use value.
Water pump can also convey liquid, admixture of gas and the liquid containing suspended solids simultaneously.The technology of pump performance
Parameter is mainly flow, suction, lift, shaft power, water-horse power and efficiency；Volumetric water can be divided into according to different operation principles
The types such as pump, vane pump.Displacement pump is to transmit energy using the change of its swept volume of a single chamber；Vane pump is to utilize rotary vane
Energy is transmitted in interaction with water, there is the types such as centrifugal pump, axial-flow pump and mixed-flow pump.
Because the volume of water pump is larger, the cutter employed in the process of reality needs to be adapted with water pump, institute
Cutter is also relatively large so that larger amplitude can be produced in the process of water pump, so as in process to water
The positioning requirements of pump are larger, and position level also just represents level of processing；Situation of the processing technology of water pump in position inaccurate
It is lower easily to produce casting flaw, and casting flaw easily causes and cavity or crack is produced in pump runner so that water produces when flowing
Vortex and cause energy loss, so as to hydraulic efficiency reduce, cause energy to transmit well.
Water pump is due to throughout the year under the washing away of current simultaneously so that water pump runner inner wall and impeller flow surface become it is coarse not
It is flat, the coefficient of friction resistance increase of water pump inner flow passage, along with flow velocity of the water in pump is very big, loss of flood peak increase, hydraulic efficiency drop
Low, this allows for water pump in process of production, inwall and impeller is needed preferably to be polished so that inwall is in water flow process
In can bear more to wash away, there is more preferable wear-resistant coefficient.
The mass unbalance of water pump rotatable parts, manufacture in a rough and slipshod way, installation quality is bad, unit axis is asymmetric, throw exceedes
Permissible value, the mechanical strength and rigidity of parts are poor, bearing and seal member wear-out failure, and water pump critical speed occurs
With the caused resonance etc. always of unit intrinsic frequency, strong vibration and noise can be all produced, qualified water pump any surface finish, is done
Work is preferable, important spare and accessory parts, and machining accuracy is higher, and packaging antirust, anti-corrosive is stricter.
Water pump is polished and cut to water pump by rotating shaft band cutter, and the stability of rotating shaft represents the processing of water pump
Precision, and rotating shaft is generally positioned by calibrating installation countershaft, the calibrating installation movement of prior art is more inconvenient, and existing
There is the calibrating installation of technology complicated, when being moved to integrated model, certain difficulty be present.
The content of the invention
The present invention be in order to overcome it is above-mentioned in the prior art the defects of, there is provided it is a kind of easy to remove, accurate positioning, safely may be used
The calibrating installation leaned on.
In order to reach object above, the technical solution adopted in the present invention is：A kind of calibrating installation, including travel mechanism,
Elevating mechanism and correcting mechanism, the elevating mechanism is located in travel mechanism, and elevating mechanism is slidably connected with travel mechanism, school
Quasi- mechanism is fixed on elevating mechanism；The elevating mechanism includes two pieces of first location-plates and the second location-plate being parallel to each other,
Lifter plate is provided between first location-plate and the second location-plate, lifter plate can be carried out between the first location-plate and the second location-plate
Lifting, correcting mechanism are fixed on lifter plate.
As a preferred embodiment of the present invention, support bar and branch are provided between first location-plate and the second location-plate
Fagging, support bar are slidably connected with lifter plate.
As a preferred embodiment of the present invention, the supporting plate is provided with transmission wheel and conveyer belt, and transmission wheel is positioned at branch
Fagging both ends, and transmission wheel is rotatablely connected with supporting plate, transmission belt is adapted with transmission wheel.
As a preferred embodiment of the present invention, the conveyer belt is fixedly connected with lifter plate, the mobile drive of conveyer belt
The movement of lifter plate.
As a preferred embodiment of the present invention, first location-plate is provided with actuator, the first power transmission shaft and second
Power transmission shaft, actuator and the first rotary shaft are rotatablely connected, and second driving shaft is adapted with drive.
As a preferred embodiment of the present invention, connector is provided between first power transmission shaft and second driving shaft, the
One power transmission shaft drives second driving shaft to rotate by connector.
As a preferred embodiment of the present invention, the lifter plate is provided with some roller parts, and roller part rolls with support bar
Dynamic connection.
As a preferred embodiment of the present invention, some roller parts are located at lifter plate both sides up and down, adjacent rollers part
It is oppositely arranged.
As a preferred embodiment of the present invention, locating rod, locating rod and the second location-plate are additionally provided with the lifter plate
It is slidably connected.
As a preferred embodiment of the present invention, the travel mechanism includes slide rail and cylinder, and slide rail is adapted with cylinder,
And slide rail is located at elevating mechanism bottom.
The beneficial effects of the invention are as follows：Compared with prior art, correcting mechanism is realized by elevating mechanism and travel mechanism
All-around mobile, elevating mechanism and travel mechanism's detachable connection, and the structure of elevating mechanism and travel mechanism is simple, makes
Obtain this programme to move integrally conveniently, be easy to be coordinated with rotating shaft.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of elevating mechanism；
Fig. 3 is the front view of elevating mechanism；
Fig. 4 is the schematic diagram of elevating mechanism；
Fig. 5 is the upward view of lifter plate；
Fig. 6 is the top view of lifter plate.
Reference in figure：Correcting mechanism 1, the first location-plate 2, the second location-plate 3, lifter plate 4, support bar 5, supporting plate
6, transmission wheel 7, conveyer belt 8, actuator 9, the first power transmission shaft 10, second driving shaft 11, connector 12, roller part 13, locating rod
14, slide rail 15, cylinder 16.
Embodiment
The embodiment of the present invention is elaborated below in conjunction with the accompanying drawings.
As shown in figures 1 to 6, a kind of calibrating installation, including travel mechanism, elevating mechanism and correcting mechanism 1, elevating mechanism position
In in travel mechanism, and elevating mechanism is slidably connected with travel mechanism, and correcting mechanism 1 is fixed on elevating mechanism；Travel mechanism
The movement of elevating mechanism in the horizontal direction can be driven, because correcting mechanism 1 is fixed on elevating mechanism, travel mechanism is driving
The movement of correcting mechanism 1 in the horizontal direction is driven when elevating mechanism moves, elevating mechanism is that correcting mechanism 1 is lifted,
So as under the double action of travel mechanism and elevating mechanism, realize the all-around mobile of correcting mechanism 1, meet correcting mechanism 1
The purpose of countershaft positioning.
Wherein elevating mechanism includes two pieces of first location-plates 2 and the second location-plate 3 being parallel to each other, the He of the first location-plate 2
Second location-plate 3 is size identical rectangular slab, and the second location-plate 3 is located at the top of the first location-plate 2, the first location-plate 2
Corresponding with the position of the second location-plate 3, the first location-plate 2 is located in travel mechanism, and the first location-plate 2 can be in travel mechanism
Move, so as to drive integral elevating mechanism to move, lifter plate is provided between the first location-plate 2 and the second location-plate 3
4, lifter plate 4 can be lifted between the first location-plate 2 and the second location-plate 3, the location-plate 2 and second of lifter plate 4 and first
Location-plate 3 is be arranged in parallel, and correcting mechanism 1 is fixed on lifter plate 4.
Four support bars 5 and four supporting plates 6, four support bars 5 are provided between first location-plate 2 and the second location-plate 3
It is located at four corners of the first location-plate 2 and the second location-plate 3, and four support bars 5 and four branch respectively with four supporting plates 6
Fagging 6 is to be vertically arranged, and support bar 5 and supporting plate 6 are used to support the first location-plate 2 and the second location-plate 3, the first location-plate
2 and second location-plate 3 be arranged in parallel in the presence of support bar 5 and supporting plate 6, and four support bars 5 are fitted with the phase of lifter plate 4
Match somebody with somebody, lifter plate 4 is slidably connected with four support bars 5.
Supporting plate 6 is provided with transmission wheel 7 and conveyer belt 8, and each supporting plate 6 is provided with two transmission wheels 7 and a transmission
Band 8, two transmission wheels 7 are located at the both ends of supporting plate 6 respectively, and two transmission wheels 7 are located at the homonymy of supporting plate 6, transmission wheel 7 and support
Plate 6 is rotatablely connected, and transmission belt is adapted with transmission wheel 7, and the transmission wheel 7 in four supporting plates 6 is synchronous axial system so that lifting
Plate 4 remains horizontality, so that correcting mechanism 1 remains horizontal, four conveyer belts 8 are fixed with lifter plate 4
Connection so that lifter plate 4 is lifted, the movement of the mobile drive lifter plate 4 of conveyer belt 8 by the rotation of conveyer belt 8.
First location-plate 2 is provided with actuator 9, the first power transmission shaft 10 and second driving shaft 11, and actuator 9 and first rotates
Axle is rotatablely connected, and second driving shaft 11 is adapted with drive, and the company of being provided between the first power transmission shaft 10 and second driving shaft 11
Fitting 12, the first power transmission shaft 10 drive second driving shaft 11 to rotate by connector 12, and connector 12 is spur bevel gear, the
For one power transmission shaft 10 with second driving shaft 11 to be vertically arranged, spur bevel gear causes the first power transmission shaft 10 to drive the second transmission
Axle 11 is rotated, and second driving shaft 11 is fixedly connected with transmission wheel 7, and the rotation of second driving shaft 11 drives transmission wheel 7 to rotate, so as to
The movement of conveyer belt 8 is driven, the lifting of lifter plate 4 is realized, so that correcting mechanism 1 is lifted.
Actuator 9 is motor, and the both sides of actuator 9 are equipped with the first power transmission shaft 10, and the first power transmission shaft 10 of both sides is in motor
In the presence of synchronous rotary, so as to drive the synchronous rotary of the second driving shaft 11 of both sides so that four transmission wheels 7 are in all the time
Synchronous regime, the synchronous operation of four conveyer belts 8 is ensure that, so that the lifting of lifter plate 4 keeps stable.
Lifter plate 4 is provided with 16 roller parts 13, and roller part 13 is rolled with support bar 5 and connected, 16 roller parts 13
Positioned at lifter plate, about 4 both sides, and four rolling part 13 is provided with per side, and two neighboring roller part 13 is oppositely arranged, and roller part 13 is solid
Due on lifter plate 4, and roller part 13 is adapted with support bar 5, the corresponding four rolling part 13 of a support bar 5, roller part 13
For being engaged with support bar 5 so that rolled and coordinated by roller part 13 between lifter plate 4 and support bar 5 so that lifter plate 4
When being lifted on support bar 5 by less frictional force, it is ensured that the stability of lifter plate 4, while a support bar 5 and four
Roller part 13 is adapted, and roller part 13 also limit the position of support bar 5, plays certain positioning action.
Six roots of sensation locating rod 14 is additionally provided with lifter plate 4, locating rod 14 is slidably connected with the second location-plate 3, six roots of sensation locating rod
14 bottoms are fixedly connected with lifter plate 4, and the distance of the location-plate of lifter plate 4 to the second 3 is less than the length of locating rod 14, locating rod 14
All the time in empty set and the second location-plate 3, because six roots of sensation locating rod 14 remains vertical shift so that lifter plate 4 remains
Horizontality, so that correcting mechanism 1 remains horizontality.
Travel mechanism includes slide rail 15 and cylinder 16, and slide rail 15 is adapted with cylinder 16, and slide rail 15 is located at elevating mechanism
Bottom, the first location-plate 2 are located in slide rail 15, and the first location-plate 2 is connected with cylinder 16 so that the first location-plate 2 is in cylinder
Moved in the presence of 16 on slide rail 15.
In actual use, when correcting mechanism 1 needs countershaft to be positioned, travel mechanism and lift are adjusted
Structure so that correcting mechanism 1 is lifted and moved horizontally, and for meeting the location requirement of rotating shaft, lifter plate 4 is in conveyer belt 8
Lifted under effect, lifting structure is simple, and device is easy to dismount, available for building temporarily, so as to which countershaft is positioned.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention；Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Although reference in figure has more been used herein：Correcting mechanism 1, the first location-plate 2, the second location-plate 3, rise
Plate 4, support bar 5, supporting plate 6, transmission wheel 7, conveyer belt 8, actuator 9, the first power transmission shaft 10, second driving shaft 11, connection are dropped
Part 12, roller part 13, locating rod 14, slide rail 15, the grade term of cylinder 16, but it is not precluded from the possibility using other terms；Make
It is used for the purpose of more easily describing and explaining the essence of the present invention with these terms；It is construed as what any one was added
Limitation is all disagreed with spirit of the present invention.
Claims (10)
1. a kind of calibrating installation, it is characterised in that including travel mechanism, elevating mechanism and correcting mechanism（1）, the elevating mechanism
In travel mechanism, and elevating mechanism is slidably connected with travel mechanism, correcting mechanism（1）It is fixed on elevating mechanism；It is described
Elevating mechanism includes two pieces of first location-plates being parallel to each other（2）With the second location-plate（3）, the first location-plate（2）It is fixed with second
Position plate（3）Between be provided with lifter plate（4）, lifter plate（4）Can be in the first location-plate（2）With the second location-plate（3）Between risen
Drop, correcting mechanism（1）It is fixed on lifter plate（4）On.
A kind of 2. calibrating installation according to claim 1, it is characterised in that first location-plate（2）With the second positioning
Plate（3）Between be provided with support bar（5）And supporting plate（6）, support bar（5）With lifter plate（4）It is slidably connected.
A kind of 3. calibrating installation according to claim 2, it is characterised in that the supporting plate（6）It is provided with transmission wheel（7）
And conveyer belt（8）, transmission wheel（7）Positioned at supporting plate（6）Both ends, and transmission wheel（7）With supporting plate（6）Rotation connection, transmission belt
With transmission wheel（7）It is adapted.
A kind of 4. calibrating installation according to claim 3, it is characterised in that the conveyer belt（8）With lifter plate（4）It is fixed
Connection, conveyer belt（8）Mobile drive lifter plate（4）Movement.
A kind of 5. calibrating installation according to claim 2, it is characterised in that first location-plate（2）It is provided with driving
Part（9）, the first power transmission shaft（10）And second driving shaft（11）, actuator（9）It is rotatablely connected with the first rotary shaft, second driving shaft
（11）It is adapted with drive.
A kind of 6. calibrating installation according to claim 5, it is characterised in that first power transmission shaft（10）With the second transmission
Axle（11）Between be provided with connector（12）, the first power transmission shaft（10）Pass through connector（12）Drive second driving shaft（11）Rotate.
A kind of 7. calibrating installation according to claim 4, it is characterised in that the lifter plate（4）It is provided with some rollers
Part（13）, roller part（13）With support bar（5）Roll connection.
A kind of 8. calibrating installation according to claim 7, it is characterised in that some roller parts（13）Positioned at lifter plate
（4）Upper and lower both sides, adjacent rollers part（13）It is oppositely arranged.
A kind of 9. calibrating installation according to claim 8, it is characterised in that the lifter plate（4）On be additionally provided with locating rod
（14）, locating rod（14）With the second location-plate（3）It is slidably connected.
10. a kind of calibrating installation according to claim 1, it is characterised in that the travel mechanism includes slide rail（15）With
Cylinder（16）, slide rail（15）With cylinder（16）It is adapted, and slide rail（15）Positioned at elevating mechanism bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710938789.9A CN107756136A (en) | 2017-09-30 | 2017-09-30 | A kind of calibrating installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710938789.9A CN107756136A (en) | 2017-09-30 | 2017-09-30 | A kind of calibrating installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107756136A true CN107756136A (en) | 2018-03-06 |
Family
ID=61267882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710938789.9A Pending CN107756136A (en) | 2017-09-30 | 2017-09-30 | A kind of calibrating installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107756136A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102080567A (en) * | 2010-11-27 | 2011-06-01 | 上海纳米技术及应用国家工程研究中心有限公司 | Automatic carrying, replacing and blowing device for tunnel air purification material modules |
| RU2465082C1 (en) * | 2011-05-17 | 2012-10-27 | Открытое акционерное общество Акционерная холдинговая компания "Всероссийский научно-исследовательский и проектно-конструкторский институт металлургического машиностроения имени академика Целикова" (ОАО АХК "ВНИИМЕТМАШ") | Device for mill rolls assembly replacement |
| CN103057166A (en) * | 2012-12-17 | 2013-04-24 | 格兰达技术（深圳）有限公司 | Automatic forming method and machine for tablet personal computer packaging carton |
| CN103353368A (en) * | 2013-06-07 | 2013-10-16 | 北京印刷学院 | Torque test platform |
| CN205659841U (en) * | 2016-06-05 | 2016-10-26 | 李俊 | Liftable spraying device |
| CN205793712U (en) * | 2016-07-06 | 2016-12-07 | 海盐普博电机有限公司 | A kind of assembling device of transmitter circuit plate |
| CN107055379A (en) * | 2017-05-31 | 2017-08-18 | 四川弘毅智慧知识产权运营有限公司 | A kind of combined mechanical hoistable platform |
| CN107101699A (en) * | 2017-05-10 | 2017-08-29 | 中国计量大学 | A kind of interchangeable liquid wide range liquid level gauge calibrating installation of lift |
| CN207255830U (en) * | 2017-09-30 | 2018-04-20 | 平湖市钱江机械制造有限公司 | A kind of calibrating installation |
-
2017
- 2017-09-30 CN CN201710938789.9A patent/CN107756136A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102080567A (en) * | 2010-11-27 | 2011-06-01 | 上海纳米技术及应用国家工程研究中心有限公司 | Automatic carrying, replacing and blowing device for tunnel air purification material modules |
| RU2465082C1 (en) * | 2011-05-17 | 2012-10-27 | Открытое акционерное общество Акционерная холдинговая компания "Всероссийский научно-исследовательский и проектно-конструкторский институт металлургического машиностроения имени академика Целикова" (ОАО АХК "ВНИИМЕТМАШ") | Device for mill rolls assembly replacement |
| CN103057166A (en) * | 2012-12-17 | 2013-04-24 | 格兰达技术（深圳）有限公司 | Automatic forming method and machine for tablet personal computer packaging carton |
| CN103353368A (en) * | 2013-06-07 | 2013-10-16 | 北京印刷学院 | Torque test platform |
| CN205659841U (en) * | 2016-06-05 | 2016-10-26 | 李俊 | Liftable spraying device |
| CN205793712U (en) * | 2016-07-06 | 2016-12-07 | 海盐普博电机有限公司 | A kind of assembling device of transmitter circuit plate |
| CN107101699A (en) * | 2017-05-10 | 2017-08-29 | 中国计量大学 | A kind of interchangeable liquid wide range liquid level gauge calibrating installation of lift |
| CN107055379A (en) * | 2017-05-31 | 2017-08-18 | 四川弘毅智慧知识产权运营有限公司 | A kind of combined mechanical hoistable platform |
| CN207255830U (en) * | 2017-09-30 | 2018-04-20 | 平湖市钱江机械制造有限公司 | A kind of calibrating installation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207684473U (en) | A kind of individual plank feeding device of high speed | |
| CN202139502U (en) | High-speed shaking vibration box | |
| CN207255830U (en) | A kind of calibrating installation | |
| CN208871243U (en) | A kind of novel pipeline detecting devices | |
| CN204219889U (en) | A kind of crushing type grid sewage removing machine | |
| CN206244067U (en) | A kind of automation loading and unloading system with temporary function | |
| CN206246095U (en) | The blue elephant that a kind of use decelerating through motor unit drives is put | |
| CN209164104U (en) | A kind of Pulp pump for being easily installed and dismantling | |
| CN107756136A (en) | A kind of calibrating installation | |
| CN207524605U (en) | A kind of uvioresistant plate cutting feeding device | |
| CN204108575U (en) | A kind of welding clamping tooling of hexagon steel tube tower | |
| CN211387295U (en) | Cutting equipment for spherical graphite cast pipe | |
| CN206737107U (en) | A kind of storage station's factory building infiltration emptier | |
| CN216553887U (en) | Tower type underneath power pumping unit | |
| CN212683388U (en) | Automatic grinding device of outdoor wood-plastic floor | |
| CN212477872U (en) | Backfill device for civil air defense engineering building | |
| CN207740155U (en) | A kind of water pump gearshift on detection device | |
| CN210371872U (en) | Belt tension safety control device of oil pumping unit | |
| CN214715322U (en) | Dust device for construction | |
| CN107288828A (en) | A kind of wind-force movement water intaking irrigation rig | |
| CN207986223U (en) | A kind of ceramic grinding ball green body rolls shaping automation and goes out installation | |
| CN207174654U (en) | Chain-belt type belt turning machine | |
| CN207454668U (en) | A kind of grinding hard-tooth surface speed reducer | |
| CN206068886U (en) | A kind of corrugated sheet transporter | |
| CN220404919U (en) | Suspension beam mud scraping and sucking machine |
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 |