CN108825751A - A kind of dual shock absorption type mechanical gear - Google Patents
A kind of dual shock absorption type mechanical gear Download PDFInfo
- Publication number
- CN108825751A CN108825751A CN201810755277.3A CN201810755277A CN108825751A CN 108825751 A CN108825751 A CN 108825751A CN 201810755277 A CN201810755277 A CN 201810755277A CN 108825751 A CN108825751 A CN 108825751A
- Authority
- CN
- China
- Prior art keywords
- gear
- fixedly connected
- gear teeth
- center ring
- ring
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/02—Toothed members; Worms
- F16H55/14—Construction providing resilience or vibration-damping
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/02—Toothed members; Worms
- F16H55/12—Toothed members; Worms with body or rim assembled out of detachable parts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/02—Toothed members; Worms
- F16H55/17—Toothed wheels
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gears, Cams (AREA)
Abstract
The invention discloses a kind of dual shock absorption type mechanical gears, including gear, the surface of the gear is fixedly connected with first gear teeth, the surface of the gear inner wall is fixedly connected with inner ring, the surface activity of gear inner wall is connected with center ring, the surface of inner ring inner wall is fixedly connected with second gear teeth, and gear, first gear teeth, inner ring and second gear teeth use integrated design；The surface of center ring is provided with movable plate, the surface of movable plate is fixedly connected with the third gear teeth, the side of second gear teeth and third gear teeth meshing, the surface of movable plate and corresponding center ring is fixedly connected with connecting rod, and connecting rod is fixedly connected by the first damping spring with center ring.The present invention passes through the cooperation of center ring, movable plate, the third gear teeth, the first damping spring, limited block and limiting slot, solves the problem of existing damping mechanical gear installation and removal not enough facilitate, can not replace different gears according to demand.
Description
Technical field
The present invention relates to machine components technical field more particularly to a kind of dual shock absorption type mechanical gears.
Background technique
Gear is the colyliform machine components by the engagement transmitting torque of tooth.Gear by with other dentation machine components
(such as another gear, rack gear, worm screw) can be achieved to change revolving speed and torque, change the direction of motion and change forms of motion function.
Due to the advantages that transmission efficiency is high, transmission ratio is accurate, power bracket is big, gear mechanism is widely applied in industrial products, sets
Meter and manufacture level can directly influence the quality of industrial products.
Existing gear mainly includes circular gear body, axis hole is equipped at gear body center, in gear body
Gabarit is equipped with gear ring, and gear shape is single, and gear is mounted on an axle by key, in mechanical equipment operational process
In, axis can shake with pavement roughness, and the gear on such axis can also shake, and this gear shock can seriously be led
It causes the meshing relation between gear to release, influences its normal use and shorten its service life.
The patent of invention of Patent No. CN105221703A discloses a kind of dual shock absorption type mechanical gear, including gear sheet
Body (1), the gear teeth (2), tooth socket (3), the gear teeth and septum interalveolare are distributed in gear outer edge, gear ring are constituted, it is characterized in that tooth
A plurality of weld access holes (5) symmetrical up and down, gear are divided by cross connection frame (4) among wheel ontology
Upper and between gear ring and cross connection frame position is equipped with annular groove (6), and annular groove embeds intrinsic shock ring (7),
It is opened up on the opposite mesh tooth face of adjacent teeth accommodation groove (8), damping buffering part is installed in accommodation groove.Although the invention can be with
Preferable cushioning effect is played, but invention installation and removal are not convenient enough, can not replace the gear of different moduluses according to demand,
For this purpose, it is proposed that a kind of dual shock absorption type mechanical gear.
Summary of the invention
Technical problems based on background technology, the invention proposes a kind of dual shock absorption type mechanical gears, have side
Just the characteristics of mounting and dismounting, replacing different gears according to demand solves existing damping mechanical gear installation and removal
The problem of not enough facilitating, different gears can not be replaced according to demand.
The present invention provides the following technical solutions：A kind of dual shock absorption type mechanical gear, including gear, the gear sheet
The surface of body is fixedly connected with first gear teeth, and the surface of the gear inner wall is fixedly connected with inner ring, the gear
The surface activity of inner wall is connected with center ring, and the surface of the inner ring inner wall is fixedly connected with second gear teeth, the gear,
First gear teeth, inner ring and second gear teeth use integrated design；
The surface of the center ring is provided with movable plate, and the surface of the movable plate is fixedly connected with the third gear teeth, described
The side of second gear teeth and third gear teeth meshing, the surface of the movable plate and corresponding center ring is fixedly connected with connecting rod, institute
It states connecting rod and is fixedly connected by the first damping spring with center ring, the surface of the center ring and be correspondingly connected with bar and first and subtract
The position of shake spring offers sliding slot, and the surface of the center ring is fixedly connected with limit by connecting rod and the first damping spring
Block, the position of corresponding second gear teeth of the limited block offer limiting slot, and the quantity of the movable plate is 2-6, the limit
The quantity of block is 2-6, and the quantity of the connecting rod of the activity plate surface is 2-4.
Preferably, the quantity of the movable plate is 3, and the quantity of the limited block is 3, the company of the activity plate surface
The quantity of extension bar is 3.
Preferably, the surface of the center ring offers round limit hole, and the quantity of the circle limit hole is 3.
Preferably, the bottom of the center ring is movably installed with lower positioning plate, and the top movable of the center ring is equipped with
Upper positioning plate is fixedly connected with limited post at the top of the upper positioning plate, round limit is sequentially passed through at the top of the limited post
Hole and upper positioning plate and the top for extending to positioning plate.
Preferably, the top of the lower positioning plate is fixedly connected with the first rubber slab by the second damping spring, and described
One rubber slab is movably connected in the bottom of center ring, and first rubber slab is slidably connected at the surface of limited post.
Preferably, the bottom of the upper positioning plate is fixedly connected with the second rubber slab by the second damping spring, and described
Two rubber slabs are movably connected in the top of center ring, and second rubber slab is slidably connected at the surface of limited post.
Preferably, the top movable of the upper positioning plate is equipped with limit plate, and the limit plate is movably arranged on limited post
Surface.
The present invention provides a kind of dual shock absorption type mechanical gears, by being provided with the first damping spring and the second damping bullet
Spring can play the role of dual shock absorption, and by being provided with movable plate and the third gear teeth, the third gear teeth can drive second gear teeth to turn
Dynamic, so that gear be driven to rotate, by being provided with limited block, limited block is taken turns under the action of the first damping spring with second
Second gear teeth are connected in limiting slot by tooth contact, so that gear is avoided to fall off from center ring, it is upper fixed by being provided with
Position plate and lower positioning plate, upper positioning plate and lower positioning plate limit center ring by the first rubber slab and the second rubber slab,
Cushioning effect is played simultaneously, when user needs replacing the gear of different moduluses, limit plate is removed first, is then taken from limited post
Upper positioning plate and the first rubber slab out, then take out center ring, by compressing the first damping spring, by second gear teeth from limited block
Limiting slot in remove, to remove gear, then the new gear after replacement is mounted on center ring, passes through compression the
Second gear teeth of new gear are caught in the limiting slot of limited block by one damping spring, are then inserted into the limited post of lower positioning plate
In the round limit hole of center ring, positioning plate is then installed on center ring, is fixed finally by limit plate, complete more
Process is changed, by the cooperation of center ring, movable plate, the third gear teeth, the first damping spring, limited block and limiting slot, is solved existing
The problem of having the installation and removal of damping mechanical gear not convenient enough, different gears can not be replaced according to demand.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is gear structural schematic diagram of the present invention；
Fig. 3 is standoff features schematic diagram of the present invention.
In figure：1 gear, 2 first gear teeth, 3 inner ring, 4 center rings, 5 second gear teeth, 6 movable plates, the 7 third gear teeth, 8
It is connecting rod, 9 first damping springs, 10 sliding slots, 11 limited blocks, 12 limiting slots, 13 round limit holes, 14 lower positioning plates, fixed on 15
Position plate, 16 limited posts, 17 second damping springs, 18 first rubber slabs, 19 second rubber slabs, 20 limit plates.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, the present invention provides a kind of technical solution：A kind of dual shock absorption type mechanical gear, including gear sheet
Body 1, the surface of gear 1 are fixedly connected with first gear teeth 2, and the surface of 1 inner wall of gear is fixedly connected with inner ring 3, tooth
The surface activity of wheel 1 inner wall of ontology is connected with center ring 4, and the surface of 3 inner wall of inner ring is fixedly connected with second gear teeth 5, gear sheet
Body 1, first gear teeth 2, inner ring 3 and second gear teeth 5 use integrated design；
The surface of center ring 4 is provided with movable plate 6, and the surface of movable plate 6 is fixedly connected with the third gear teeth 7, second gear teeth 5
It is engaged with the third gear teeth 7, the side of the surface of movable plate 6 and corresponding center ring 4 is fixedly connected with connecting rod 8, and connecting rod 8 passes through
First damping spring 9 is fixedly connected with center ring 4, the surface of center ring 4 and the position for being correspondingly connected with bar 8 and the first damping spring 9
It sets and offers sliding slot 10, the surface of center ring 4 is fixedly connected with limited block 11 by connecting rod 8 and the first damping spring 9, limits
The position of corresponding second gear teeth 5 of block 11 offers limiting slot 12, and the quantity of movable plate 6 is 2-6, and the quantity of limited block 11 is 2-
6, the quantity of the connecting rod 8 on 6 surface of movable plate is 2-4, and the quantity of movable plate 6 is 3, and the quantity of limited block 11 is 3,
The quantity of the connecting rod 8 on 6 surface of movable plate is 3, and the surface of center ring 4 offers round limit hole 13, round limit hole 13
Quantity be 3, the bottom of center ring 4 is movably installed with lower positioning plate 14, and the top movable of center ring 4 is equipped with positioning plate
15, the top of upper positioning plate 15 is fixedly connected with limited post 16, and the top of limited post 16 sequentially passes through round limit hole 13 and upper
The top at positioning plate 15 and the top for extending to positioning plate 15, lower positioning plate 14 is fixedly connected with by the second damping spring 17
First rubber slab 18, the first rubber slab 18 are movably connected in the bottom of center ring 4, and the first rubber slab 18 is slidably connected at limited post
The bottom on 16 surface, upper positioning plate 15 is fixedly connected with the second rubber slab 19, the second rubber slab by the second damping spring 17
19 are movably connected in the top of center ring 4, and the second rubber slab 19 is slidably connected at the surface of limited post 16, the top of upper positioning plate 15
Portion is movably installed with limit plate 20, and limit plate 20 is movably arranged on the surface of limited post 16, by being provided with the first damping spring 9
With the second damping spring 17, dual shock absorption can be played the role of, by being provided with movable plate 6 and the third gear teeth 7, the third gear teeth 7
Second gear teeth 5 can be driven to rotate, so that gear 1 be driven to rotate, by being provided with limited block 11, limited block 11 is first
It contacts, second gear teeth 5 is connected in limiting slot 12, to avoid gear with second gear teeth 5 under the action of damping spring 9
1 falls off from center ring 4, and by being provided with upper positioning plate 15 and lower positioning plate 14, upper positioning plate 15 and lower positioning plate 14 pass through
First rubber slab 18 and the second rubber slab 19 limit center ring 4, while playing cushioning effect, and user needs replacing difference
When the gear of modulus, limit plate 20 is removed first, upper positioning plate 15 and the first rubber slab 18 is then taken out from limited post 16, so
Center ring 4 is taken out afterwards, and by the first damping spring 9 of compression, second gear teeth 5 are removed from the limiting slot 12 of limited block 11, from
And gear 1 is removed, and then the new gear after replacement is mounted on center ring 4, it, will by compressing the first damping spring 9
Second gear teeth 5 of new gear are caught in the limiting slot 12 of limited block 11, and the limited post 16 of lower positioning plate 14 is then inserted into center
In the round limit hole 13 of ring 4, positioning plate 15 is then installed on center ring 4, is fixed finally by limit plate 20, it is complete
At replacement process, pass through matching for center ring 4, movable plate 6, the third gear teeth 7, the first damping spring 9, limited block 11 and limiting slot 12
It closes, solves existing damping mechanical gear installation and removal and not enough facilitate, asking for different gears can not be replaced according to demand
Topic.
In the present invention, by being provided with the first damping spring 9 and the second damping spring 17, dual shock absorption work can be played
With by being provided with movable plate 6 and the third gear teeth 7, the third gear teeth 7 can drive second gear teeth 5 to rotate, thus with moving gear sheet
Body 1 rotates, and by being provided with limited block 11, limited block 11 is contacted under the action of the first damping spring 9 with second gear teeth 5, will
Second gear teeth 5 are connected in limiting slot 12, to avoid gear 1 from falling off from center ring 4, by being provided with upper positioning plate
15 and lower positioning plate 14, upper positioning plate 15 and lower positioning plate 14 are by the first rubber slab 18 and the second rubber slab 19 to center ring 4
It is limited, while playing cushioning effect, when user needs replacing the gear of different moduluses, remove limit plate 20 first, then
Upper positioning plate 15 and the first rubber slab 18 are taken out from limited post 16, center ring 4 are then taken out, by compressing the first damping spring
9, second gear teeth 5 are removed from the limiting slot 12 of limited block 11, so that gear 1 is removed, then by the new tooth after replacement
Wheel is mounted on center ring 4, and by compressing the first damping spring 9, second gear teeth 5 of new gear are caught in the limit of limited block 11
In slot 12, then the limited post 16 of lower positioning plate 14 is inserted into the round limit hole 13 of center ring 4, then on center ring 4
Positioning plate 15 is installed, is fixed finally by limit plate 20, replacement process is completed, passes through center ring 4, movable plate 6, third
The cooperation of the gear teeth 7, the first damping spring 9, limited block 11 and limiting slot 12 solves existing damping mechanical gear installation and removal
The problem of not enough facilitating, different gears can not be replaced according to demand.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. the surface of a kind of dual shock absorption type mechanical gear, including gear (1), the gear (1) is fixedly connected with
The surface of first gear teeth (2), gear (1) inner wall is fixedly connected with inner ring (3), it is characterised in that：The gear sheet
The surface activity of body (1) inner wall is connected with center ring (4), and the surface of inner ring (3) inner wall is fixedly connected with second gear teeth
(5), the gear (1), first gear teeth (2), inner ring (3) and second gear teeth (5) use integrated design；
The surface of the center ring (4) is provided with movable plate (6), and the surface of the movable plate (6) is fixedly connected with the third gear teeth
(7), second gear teeth (5) are engaged with the third gear teeth (7), the side of the surface of the movable plate (6) and corresponding center ring (4)
It is fixedly connected with connecting rod (8), the connecting rod (8) is fixedly connected by the first damping spring (9) with center ring (4), described
The surface of center ring (4) and the position for being correspondingly connected with bar (8) and the first damping spring (9) offers sliding slot (10), the center
The surface of ring (4) is fixedly connected with limited block (11) by connecting rod (8) and the first damping spring (9), the limited block (11)
The position of corresponding second gear teeth (5) offers limiting slot (12), and the quantity of the movable plate (6) is 2-6, the limited block
(11) quantity is 2-6, and the quantity of the connecting rod (8) on movable plate (6) surface is 2-4.
2. a kind of dual shock absorption type mechanical gear according to claim 1, it is characterised in that：The number of the movable plate (6)
Amount is 3, and the quantity of the limited block (11) is 3, and the quantity of the connecting rod (8) on movable plate (6) surface is 3.
3. a kind of dual shock absorption type mechanical gear according to claim 1, it is characterised in that：The table of the center ring (4)
Face offers round limit hole (13), and the quantity of the circle limit hole (13) is 3.
4. a kind of dual shock absorption type mechanical gear according to claim 3, it is characterised in that：The bottom of the center ring (4)
Portion is movably installed with lower positioning plate (14), and the top movable of the center ring (4) is equipped with positioning plate (15), the upper positioning
Be fixedly connected at the top of plate (15) limited post (16), sequentially passed through at the top of the limited post (16) round limit hole (13) and
Upper positioning plate (15) and the top for extending to positioning plate (15).
5. a kind of dual shock absorption type mechanical gear according to claim 4, it is characterised in that：The lower positioning plate (14)
Top is fixedly connected with the first rubber slab (18) by the second damping spring (17), and first rubber slab (18) is movably connected in
The bottom of center ring (4), first rubber slab (18) are slidably connected at the surface of limited post (16).
6. a kind of dual shock absorption type mechanical gear according to claim 4, it is characterised in that：The upper positioning plate (15)
Bottom is fixedly connected with the second rubber slab (19) by the second damping spring (17), and second rubber slab (19) is movably connected in
The top of center ring (4), second rubber slab (19) are slidably connected at the surface of limited post (16).
7. a kind of dual shock absorption type mechanical gear according to claim 4, it is characterised in that：The upper positioning plate (15)
Top movable is equipped with limit plate (20), and the limit plate (20) is movably arranged on the surface of limited post (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810755277.3A CN108825751B (en) | 2018-07-11 | 2018-07-11 | Dual shock-proof type mechanical gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810755277.3A CN108825751B (en) | 2018-07-11 | 2018-07-11 | Dual shock-proof type mechanical gear |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108825751A true CN108825751A (en) | 2018-11-16 |
| CN108825751B CN108825751B (en) | 2020-06-02 |
Family
ID=64136743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810755277.3A Active CN108825751B (en) | 2018-07-11 | 2018-07-11 | Dual shock-proof type mechanical gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108825751B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0611000A1 (en) * | 1993-02-10 | 1994-08-17 | Stork R.M.S. B.V. | Adjustable chain wheel and components thereof |
| EP1106863A1 (en) * | 1999-12-04 | 2001-06-13 | Optimer Polymer-Technik GmbH | Spring element, in particular torsional vibration damper, in particular for vehicle window raising and lowering mechanism |
| JP2006292018A (en) * | 2005-04-07 | 2006-10-26 | Ricoh Co Ltd | Drive transmission |
| CN204239727U (en) * | 2014-11-04 | 2015-04-01 | 重庆市綦江区余扬汽配有限公司 | The automobile-used speed reducer of a kind of gear double shock-absorbing type |
| CN105479336A (en) * | 2015-11-20 | 2016-04-13 | 岳文智 | Industrial grinder rotating gear device |
| CN106352048A (en) * | 2016-10-31 | 2017-01-25 | 江阴市天润机械制造有限公司 | Gear convenient for assembling |
| CN107191571A (en) * | 2017-05-03 | 2017-09-22 | 南京航空航天大学 | Roller gear is layered the vibration damping method of testing of web vibration-proof structure and its transmission |
-
2018
- 2018-07-11 CN CN201810755277.3A patent/CN108825751B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0611000A1 (en) * | 1993-02-10 | 1994-08-17 | Stork R.M.S. B.V. | Adjustable chain wheel and components thereof |
| EP1106863A1 (en) * | 1999-12-04 | 2001-06-13 | Optimer Polymer-Technik GmbH | Spring element, in particular torsional vibration damper, in particular for vehicle window raising and lowering mechanism |
| JP2006292018A (en) * | 2005-04-07 | 2006-10-26 | Ricoh Co Ltd | Drive transmission |
| CN204239727U (en) * | 2014-11-04 | 2015-04-01 | 重庆市綦江区余扬汽配有限公司 | The automobile-used speed reducer of a kind of gear double shock-absorbing type |
| CN105479336A (en) * | 2015-11-20 | 2016-04-13 | 岳文智 | Industrial grinder rotating gear device |
| CN106352048A (en) * | 2016-10-31 | 2017-01-25 | 江阴市天润机械制造有限公司 | Gear convenient for assembling |
| CN107191571A (en) * | 2017-05-03 | 2017-09-22 | 南京航空航天大学 | Roller gear is layered the vibration damping method of testing of web vibration-proof structure and its transmission |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108825751B (en) | 2020-06-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108825751A (en) | A kind of dual shock absorption type mechanical gear | |
| CN208825621U (en) | A kind of automatic drilling machine of good heat dissipation effect | |
| CN205937711U (en) | Gear that availability factor is high | |
| CN206160036U (en) | Rotatory pattern dish of stage lighting | |
| CN216170500U (en) | Multistage filter equipment is used in lubricating oil production | |
| CN211677891U (en) | Breaker is used in fused quartz production | |
| CN113635402A (en) | Automatic plate processing equipment for customized furniture | |
| CN114115475A (en) | Computer host device based on self-weight automatic fixing and cleaning | |
| CN207989708U (en) | A kind of anti-loosening detent mechanism of planet wheel spindle | |
| CN220678132U (en) | Attapulgite clay purification device | |
| CN216327424U (en) | Rust removal equipment for bearing roller production | |
| CN201629260U (en) | Modularization vacuum circuit breaker | |
| CN215763144U (en) | Driven gear for crawling gear | |
| CN208041107U (en) | A kind of wear-resisting walking mechanism of the planetary gear of planet row | |
| CN216407666U (en) | High-efficient stable mechanical transmission gear | |
| CN216800656U (en) | Multi-tooth spacing material distributing and poking plate fixing groove for undersize of purifier | |
| CN220836036U (en) | Middling crusher is used in semi coke production | |
| CN105221703B (en) | Dual shock absorption type mechanical gear | |
| CN213126604U (en) | Circuit board with asymmetric high-frequency mixed-voltage structure | |
| CN216911018U (en) | Green low carbon sand screening equipment for building | |
| CN214922618U (en) | Anti-deviation high-speed rotating device | |
| CN216335316U (en) | Hydraulic push rod type double-channel intermittent feeding structure | |
| CN202951629U (en) | Cement clinker screening device | |
| CN112792292B (en) | Material receiving device for chain production processing and use method thereof | |
| CN219309332U (en) | Detachable modular broken shaft eccentric disc driving device for multi-sieve plate screening equipment |
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 |