CN111377781A - Granulation mechanism of automatic blanking of hydraulic drive - Google Patents
Granulation mechanism of automatic blanking of hydraulic drive Download PDFInfo
- Publication number
- CN111377781A CN111377781A CN201811650688.2A CN201811650688A CN111377781A CN 111377781 A CN111377781 A CN 111377781A CN 201811650688 A CN201811650688 A CN 201811650688A CN 111377781 A CN111377781 A CN 111377781A
- Authority
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- China
- Prior art keywords
- rotary
- granulation
- lifting
- transmission shaft
- lifting plate
- 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
- 238000005469 granulation Methods 0.000 title claims abstract description 67
- 230000003179 granulation Effects 0.000 title claims abstract description 67
- 230000007246 mechanism Effects 0.000 title claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims abstract description 39
- 239000000463 material Substances 0.000 claims abstract description 30
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 17
- 239000011324 bead Substances 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims abstract description 10
- 230000008569 process Effects 0.000 claims abstract description 10
- 238000003825 pressing Methods 0.000 claims description 26
- 238000005453 pelletization Methods 0.000 claims description 10
- 238000005096 rolling process Methods 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims 2
- 238000010168 coupling process Methods 0.000 claims 2
- 238000005859 coupling reaction Methods 0.000 claims 2
- 210000001503 joint Anatomy 0.000 claims 1
- 238000000605 extraction Methods 0.000 abstract description 2
- 239000003721 gunpowder Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000003814 drug Substances 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010892 electric spark Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C06—EXPLOSIVES; MATCHES
- C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
- C06B21/00—Apparatus or methods for working-up explosives, e.g. forming, cutting, drying
- C06B21/0033—Shaping the mixture
- C06B21/0066—Shaping the mixture by granulation, e.g. flaking
Abstract
The invention relates to a hydraulically-driven automatic blanking granulating mechanism.A granulating pan mounting frame is hinged to a base frame at one side, a shell is mounted at the other side, one end of a hydraulic oil cylinder is hinged to the base frame, and the other end of the hydraulic oil cylinder is hinged to the granulating pan mounting frame; the hydraulic motor is arranged on the shell, the transmission shaft is rotatably connected in the shell, one end of the transmission shaft is connected with the output end of the hydraulic motor, the other end of the transmission shaft is connected with the rotary granulating pan accommodated in the granulating pan mounting frame, and the rotary granulating pan is driven by the hydraulic motor to carry out rotary granulation; the granulation pot mounting frame is connected with one end of a lifting plate through a linkage rod, and the other end of the lifting plate is connected with a lifting material receiving disc; the hydraulic cylinder drives the granulation pot mounting rack to drive the rotary granulation pot to rotate, the rotary granulation pot mounting rack drives the lifting material receiving disc to lift through the lifting plate, and the bright beads after granulation in the rotary granulation pot fall on the lifting material receiving disc. The invention does not need manual participation in the granulation process, and the granulation process and the extraction of the finished bright beads are automatically completed by a mechanism.
Description
Technical Field
The invention relates to a granulation device for firework powder bright beads, in particular to a granulation mechanism with hydraulic drive and automatic blanking.
Background
At present, gunpowder bright beads in the firework market are produced by a simple granulator with manual assistance. A large amount of gunpowder and finished bright beads are stored in the granulating mechanism, and the gunpowder for granulating is unstable in property and extremely easy to burn and explode to cause danger. The existing manual granulation process needs workers to keep beside a granulator all the time, is responsible for filling powder and spraying alcohol, and needs the workers to stretch hands into the granulator to touch the powder. After the granulating mechanism is used, workers can leave a room where the granulator works only by putting the boxed raw materials into the specified position of the granulator, remotely operate the granulator, enter the room where the granulator works after granulation is completed, and only carry away the boxed bright beads. The manual participation has many uncontrollable factors, the actual production has complex environment, the explosion is easily caused by manual misoperation or friction static electricity and other reasons, and great potential safety hazard exists.
Disclosure of Invention
In order to avoid the problems caused by the fact that the medicine is taken out and taken by entering the granulating room frequently after the granulation is finished, the invention aims to provide a hydraulic-driven automatic blanking granulating mechanism.
The purpose of the invention is realized by the following technical scheme:
the device comprises a base frame, a hydraulic oil cylinder, a hydraulic motor, a granulation pot mounting frame, a rotary granulation pot, a lifting material receiving disc, a linkage rod, a lifting plate, a transmission shaft and a shell, wherein one side of the granulation pot mounting frame is hinged to the base frame, the other side of the granulation pot mounting frame is provided with the shell, one end of the hydraulic oil cylinder is hinged to the base frame, and the other end of the hydraulic oil cylinder is hinged to the granulation pot mounting frame; the hydraulic motor is arranged on the shell, the transmission shaft is rotatably connected in the shell, one end of the transmission shaft is connected with the output end of the hydraulic motor, the other end of the transmission shaft is connected with a rotary granulating pan accommodated in the granulating pan mounting frame, and the rotary granulating pan is driven by the hydraulic motor to carry out rotary granulation; the granulation pot mounting frame is connected with one end of a lifting plate through a linkage rod, and the other end of the lifting plate is connected with a lifting material receiving disc; the hydraulic oil cylinder drives the granulation pot mounting rack to drive the rotary granulation pot to rotate, the rotary granulation pot mounting rack drives the lifting material receiving disc to lift through the lifting plate, and the bright beads granulated in the rotary granulation pot fall on the lifting material receiving disc;
wherein: a supporting pressing wheel is arranged in the granulation pot mounting frame and is in rolling contact with the outer surface of the rotary granulation pot;
the lifting plate is connected with the base frame through a guide device, and the guide device supports and guides the lifting plate and the lifting material receiving tray in the lifting process of the lifting material receiving tray;
the guide device comprises a connecting plate and a guide wheel A, one end of the lifting plate is connected with the linkage rod, the other end of the lifting plate is provided with the connecting plate, and the guide wheel A which is in rolling contact with the foundation frame is arranged on the connecting plate;
a guide wheel B which is in rolling contact with the foundation frame is arranged on one side of the lifting plate facing the foundation frame;
the linkage rod is arc-shaped, one end of the linkage rod is connected with the base frame, and the other end of the linkage rod is hinged with one end of the lifting plate;
a mechanical angle indicating disc for displaying the overturning angle of the granulation pot mounting frame and the lifting height of the receiving disc is arranged on the base frame;
the top of the rotary granulating pan is provided with an opening, the bottom of the rotary granulating pan is provided with a pan bottom mounting flange, a driving connecting plate is fixedly connected to the pan bottom mounting flange, and the other end of the transmission shaft is fixedly connected to the driving connecting plate;
the transmission bearing is rotatably connected with the shell through the transmission bearing, a bearing outer ring pressing pad and a bearing inner ring pressing pad which are sleeved on the transmission shaft are respectively arranged on two sides of the transmission bearing, the bearing outer ring pressing pad is fixed on the shell, and the bearing inner ring pressing pad is connected with the rotary granulating pan;
and a lip-shaped sealing ring is arranged at one end of the transmission shaft connected with the rotary granulating pan.
The invention has the advantages and positive effects that:
1. unmanned: the invention does not need manual participation in the granulation process, and the granulation process and the extraction of the finished bright beads are automatically completed by a mechanism, thereby reducing the contact between people and gunpowder.
2. Automation: the turning and lifting material receiving disc of the rotary granulating pan is a linkage mechanism, and the lifting material receiving disc can automatically ascend or descend along with the turning action to be matched with material receiving.
3. Safety: the rotary granulating pan and the oil cylinder for overturning adopt hydraulic drive to replace electric equipment drive, thereby avoiding the possibility of explosion caused by electric sparks.
4. Convenience: each part of the invention is made into an independent module, which can be detached and maintained independently, and the mechanism is relatively convenient to use and maintain.
5. The ball bearing is adopted to prevent excessive heat, the lip-shaped sealing ring is used at the exposed end of the pressing pad of the inner ring of the bearing to prevent dust from entering and rubbing, the inner surface of the rotary granulating pan is a smooth surface, the static conducting performance is good, and certain potential safety hazards can be avoided due to the factors.
6. The invention adopts the ball bearing with smaller friction coefficient and the key shaft, the power output by the hydraulic motor is directly transmitted to the rotary granulating pan, the energy loss is less, and the efficiency is high.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a structural sectional view of a rotary pelletizing boiler according to the present invention;
wherein: the device comprises a base frame 1, a hydraulic oil cylinder 2, a hydraulic motor 3, a granulation pot mounting frame 4, a rotary granulation pot 5, a lifting material receiving disc 6, a connecting plate 7, a linkage rod 8, a rotary supporting shaft 9, a mechanical angle indicating disc 10, a supporting pressing wheel 11, a transmission shaft 12, a ball bearing 13, a lip-shaped sealing ring 14, a bearing outer ring pressing pad 15, a shell 16, a bearing inner ring pressing pad 17, a driving connecting plate 18, a pot bottom mounting flange 19, a lifting plate 20, a guide wheel A21 and a guide wheel B22.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, the invention comprises a base frame 1, a hydraulic oil cylinder 2, a hydraulic motor 3, a granulation pot mounting frame 4, a rotary granulation pot 5, a lifting material receiving disc 6, a linkage rod 8, a mechanical angle indicating disc 10, a supporting pressing wheel 11, a lifting plate 20, a transmission shaft 12 and a shell 16, wherein the left end and the right end of one side (front side) of the granulation pot mounting frame 4 are respectively hinged on the base frame 1 through a rotary supporting shaft 9, the other side (rear side) of the granulation pot mounting frame is fixedly connected with the shell 16, one end of the hydraulic oil cylinder 2 is hinged on the base frame 1, and the other end of the hydraulic oil cylinder 2 is hinged with; the hydraulic cylinder 2 of this embodiment is two, and the symmetry sets up in both ends about granulation pot mounting bracket 4 to guarantee the stability of granulation pot mounting bracket 4 upset. Install in the granulation pot mounting bracket 4 and support pinch roller 11, should support pinch roller 11 and the surface roll butt of rotatory granulation pot 5, can make the steady upset of rotatory granulation pot 5, reduce vibrations.
The hydraulic motor 3 is arranged on the shell 16, the hydraulic motor 3 replaces the driving of electrical equipment, the use of electrical elements is reduced, and the hydraulic motor is relatively stable and safe. The hydraulic motor 3 is provided with two connectors for respectively connecting an oil inlet pipe and an oil outlet pipe of hydraulic oil. The hydraulic motor 3 is arranged on the shell 16, and the front end of the hydraulic motor 3 is positioned with the shell 16 by adopting a spigot, so that the high-precision coaxial center of the hydraulic motor 3 and the transmission shaft 12 is ensured. The transmission shaft 12 is rotatably connected in the shell 16 through a transmission bearing, one end of the transmission shaft is connected with the output end of the hydraulic motor 3, the other end of the transmission shaft is connected with the bottom of the rotary granulating pan 5 accommodated in the granulating pan mounting frame 4, the rotary granulating pan 5 is made of copper, the top of the rotary granulating pan is open, and the rotary granulating pan 5 is driven to rotate and granulate through the hydraulic motor 3. The inner surface of the rotary granulating boiler 5 is a smooth surface, which is beneficial to the uniform rolling of original medicine particles in the granulating process. The transmission bearing of this embodiment is ball bearing 13, and the inside at casing 16 is inlayed to this ball bearing 13's outer lane, and the inner circle is connected with transmission shaft 12 cooperation, reduces the production friction and the phenomenon of generating heat in the transmission process. The bottom of the rotary granulating pan 5 is provided with a pan bottom mounting flange 19 for power connection and transmission of the whole rotary granulating pan 5, and the rotary granulating pan 5 also has the function of increasing strength. A driving connecting plate 18 is arranged on a pot bottom mounting flange 19, and the other end of the transmission shaft 12 is fixedly connected on the driving connecting plate 18. Two sides of the ball bearing 13 are respectively provided with a bearing outer ring pressing pad 15 and a bearing inner ring pressing pad 17 which are sleeved on the transmission shaft 12, the bearing outer ring pressing pad 15 is fixed on the shell 16, and the bearing inner ring pressing pad 17 is fixedly connected with the driving connecting plate 18. The ball bearing 13 is pressed tightly in the shell 16 through a bearing outer ring pressing pad 15 and a bearing inner ring pressing pad 17, the transmission shaft 12 is a shaft with a key, the other end of the transmission shaft transmits power to the bearing inner ring pressing pad 17 through the key, and then the transmission shaft is connected with a pot bottom mounting flange 19 through a driving connecting plate 18, so that the aim of driving the rotary granulating pot 5 to carry out rotary granulation is achieved. The bearing inner ring pressing pad 17 is exposed from the front end of the shell 7, and a lip-shaped sealing ring 14 is arranged between the front end of the shell 16 and the bearing inner ring pressing pad 8 to prevent external dust from entering. A plurality of threaded mounting holes are uniformly distributed on the shell 16, so that the rotary granulating pan 5 can be conveniently mounted at different positions.
The both ends link to each other with the one end of lifting plate 20 through gangbar 8 respectively about the granulation pot mounting bracket 4 front side, and the other end of this lifting plate 20 is connected with promotes take-up (stock) pan 6, promotes take-up (stock) pan 6 and is located the below of rotatory granulation pot 5 open end. The lifting material receiving disc 6 is linked with the turning of the rotary granulating pan 5, and can freely lift along with the turning of the rotary granulating pan 5 to be matched with material receiving. The linkage rod 8 is arc-shaped, one end of the linkage rod is connected with the foundation frame 1, and the other end of the linkage rod is hinged with one end of the lifting plate 20. Each lifting plate 20 is connected with the base frame 1 through a guiding device, and the guiding device supports and guides the lifting plates 20 and the lifting material receiving discs 6 in the lifting process of the lifting material receiving discs 6. The guide device comprises a connecting plate 7, guide wheels A21 and guide wheels B22, one end of the lifting plate 20 is hinged to the linkage rod 8, the other end of the lifting plate is fixedly connected with the connecting plate 7, the guide wheels A21 in rolling contact with the foundation frame 1 are arranged on two sides of the connecting plate 7, and the two guide wheels A21 on the two sides are in contact with the front side and the rear side of an upright post on the foundation frame. Guide wheels B22 in rolling contact with the base frame 1 are mounted on both sides of the surface of the lifting plate 20 facing the base frame 1, and two guide wheels B22 on both sides abut on the front and rear sides of the side surface of the same column. The position and the track of the lifting material receiving disc 6 in the lifting and descending process can be controlled by the guide device.
Install on the foundation frame 1 and show 4 rotation angle of prilling pot mounting bracket and promote the mechanical angle indicator panel 10 that take-up (stock) pan 6 promoted height, the arc hole has been seted up on this mechanical angle indicator panel 10, install the pointer on the prilling pot mounting bracket 4, this pointer is worn out by the arc hole, along with 4 upsets of prilling pot mounting bracket, read out 4 rotation angle of prilling pot mounting bracket and promote the mechanical angle that take-up (stock) pan 6 promoted height and can judge whether the action at every turn accomplished and target in place through the scale on mechanical angle indicator panel 10.
The working principle of the invention is as follows:
the rotary granulating device is installed by taking the base frame 1 as a base, and when the rotary granulating boiler 5 is filled with required amount of raw materials, the hydraulic motor 3 starts to drive the rotary granulating boiler 5 to carry out rotary granulation. The supporting and pressing wheel 11 presses the rotary granulating pan 5 to play a supporting role. After the granulation is completed, the hydraulic oil cylinder 2 stretches out, the granulation pot mounting rack 4 is pushed to drive the rotary granulation pot 5 to overturn by taking the rotary supporting shaft 9 as an axis, meanwhile, the granulation pot mounting rack 4 drives the lifting plate 20 through the linkage rod 8, the lifting plate 20 drives the lifting material receiving disc 6 and the guide device to rise, and the finished bright beads after granulation in the rotary granulation pot 5 are received by the lifting material receiving disc 6. After the material receiving is finished, the hydraulic oil cylinder 2 retracts to the original body, and the functions of one-time granulation and material lifting are finished. The turning angle of the granulation pot mounting frame 4 and the lifting height of the lifting material receiving disc 6 can be read on the mechanical angle indicating disc 10, and whether the actions at each time are completed in place or not can be judged.
Claims (10)
1. The utility model provides a granulation mechanism of automatic blanking of hydraulic drive which characterized in that: the granulator mounting frame comprises a base frame (1), a hydraulic oil cylinder (2), a hydraulic motor (3), a granulator mounting frame (4), a rotary granulator (5), a lifting material receiving disc (6), a linkage rod (8), a lifting plate (20), a transmission shaft (12) and a shell (16), wherein one side of the granulator mounting frame (4) is hinged to the base frame (1), the other side of the granulator mounting frame is provided with the shell (16), one end of the hydraulic oil cylinder (2) is hinged to the base frame (1), and the other end of the hydraulic oil cylinder is hinged to the granulator mounting frame (4); the hydraulic motor (3) is arranged on the shell (16), the transmission shaft (12) is rotatably connected in the shell (16), one end of the transmission shaft is connected with the output end of the hydraulic motor (3), the other end of the transmission shaft is connected with the rotary granulating pan (5) accommodated in the granulating pan mounting frame (4), and the rotary granulating pan (5) is driven by the hydraulic motor (3) to carry out rotary granulation; the granulation pot mounting rack (4) is connected with one end of a lifting plate (20) through a linkage rod (8), and the other end of the lifting plate (20) is connected with a lifting material receiving disc (6); the hydraulic oil cylinder (2) drives the granulation pot mounting rack (4) to drive the rotary granulation pot (5) to rotate, the rotary granulation pot mounting rack (4) drives the lifting material receiving disc (6) to lift through the lifting plate (20), and the bright beads after granulation in the rotary granulation pot (5) fall on the lifting material receiving disc (6).
2. The hydraulically driven automatic blanking pelletizing mechanism of claim 1, characterized in that: and a supporting pressing wheel (11) is installed in the granulation pot mounting frame (4), and the supporting pressing wheel (11) is in rolling contact with the outer surface of the rotary granulation pot (5).
3. The hydraulically driven automatic blanking pelletizing mechanism of claim 1, characterized in that: the lifting plate (20) is connected with the base frame (1) through a guide device, and the guide device supports and guides the lifting plate (20) and the lifting material receiving disc (6) in the lifting process of the lifting material receiving disc (6).
4. The hydraulically driven automatic blanking pelletizing mechanism of claim 3, characterized in that: the guide device comprises a connecting plate (7) and a guide wheel A (21), one end of the lifting plate (20) is connected with the linkage rod (8), the other end of the lifting plate is provided with the connecting plate (7), and the guide wheel A (21) which is in rolling butt joint with the foundation frame (1) is arranged on the connecting plate (7).
5. The hydraulically driven automatic blanking pelletizing mechanism of claim 4, characterized in that: and one side of the lifting plate (20) facing the base frame (1) is provided with a guide wheel B (22) which is in rolling contact with the base frame (1).
6. The hydraulically driven automatic blanking pelletizing mechanism of claim 1, characterized in that: the linkage rod (8) is arc-shaped, one end of the linkage rod is connected with the base frame (1), and the other end of the linkage rod is hinged with one end of the lifting plate (20).
7. The hydraulically driven automatic blanking pelletizing mechanism of claim 1, characterized in that: and a mechanical angle indicating disc (10) for displaying the overturning angle of the granulation pot mounting frame (4) and the lifting height of the lifting receiving disc (6) is mounted on the base frame (1).
8. The hydraulically driven automatic blanking pelletizing mechanism of claim 1, characterized in that: the top opening of rotatory granulation pot (5), the bottom is equipped with bottom of a boiler mounting flange (19), and the rigid coupling has drive connecting plate (18) on this bottom of a boiler mounting flange (19), the other end rigid coupling of transmission shaft (12) is on this drive connecting plate (9).
9. The hydraulically driven automatic blanking pelletizing mechanism of claim 1, characterized in that: the transmission bearing (12) is rotatably connected with the shell (16) through the transmission bearing, a bearing outer ring pressing pad (15) and a bearing inner ring pressing pad (17) which are sleeved on the transmission shaft (12) are respectively arranged on two sides of the transmission bearing, the bearing outer ring pressing pad (15) is fixed on the shell (16), and the bearing inner ring pressing pad (17) is connected with the rotary granulating pan (5).
10. The hydraulically driven automatic blanking pelletizing mechanism of claim 1, characterized in that: and a lip-shaped sealing ring (14) is arranged at one end of the transmission shaft (12) connected with the rotary granulating pan (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811650688.2A CN111377781B (en) | 2018-12-31 | 2018-12-31 | Granulation mechanism of automatic blanking of hydraulic drive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811650688.2A CN111377781B (en) | 2018-12-31 | 2018-12-31 | Granulation mechanism of automatic blanking of hydraulic drive |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111377781A true CN111377781A (en) | 2020-07-07 |
| CN111377781B CN111377781B (en) | 2021-08-31 |
Family
ID=71216163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811650688.2A Expired - Fee Related CN111377781B (en) | 2018-12-31 | 2018-12-31 | Granulation mechanism of automatic blanking of hydraulic drive |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111377781B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1092816B (en) * | 1977-03-09 | 1985-07-12 | Mathis Fertigputz | DEVICE FOR THE PREPARATION OF MIXED MORTAR OR SIMILLE |
| CN1538900A (en) * | 2001-08-03 | 2004-10-20 | ��ʽ����dz�������� | Concrete mixer |
| CN201406038Y (en) * | 2009-04-17 | 2010-02-17 | 北京京诚之星科技开发有限公司 | Material collecting device |
| CN201701898U (en) * | 2010-04-30 | 2011-01-12 | 张文华 | Rocking motion mixer |
| CN202169151U (en) * | 2011-07-06 | 2012-03-21 | 彭德权 | Mixing and stirring machine |
| CN103822546A (en) * | 2014-03-07 | 2014-05-28 | 唐山学院 | Granulation system of automatic fireworks production line |
| CN106002341A (en) * | 2016-06-15 | 2016-10-12 | 佛山科学技术学院 | Automatic hydraulic rotary workbench |
-
2018
- 2018-12-31 CN CN201811650688.2A patent/CN111377781B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1092816B (en) * | 1977-03-09 | 1985-07-12 | Mathis Fertigputz | DEVICE FOR THE PREPARATION OF MIXED MORTAR OR SIMILLE |
| CN1538900A (en) * | 2001-08-03 | 2004-10-20 | ��ʽ����dz�������� | Concrete mixer |
| CN201406038Y (en) * | 2009-04-17 | 2010-02-17 | 北京京诚之星科技开发有限公司 | Material collecting device |
| CN201701898U (en) * | 2010-04-30 | 2011-01-12 | 张文华 | Rocking motion mixer |
| CN202169151U (en) * | 2011-07-06 | 2012-03-21 | 彭德权 | Mixing and stirring machine |
| CN103822546A (en) * | 2014-03-07 | 2014-05-28 | 唐山学院 | Granulation system of automatic fireworks production line |
| CN106002341A (en) * | 2016-06-15 | 2016-10-12 | 佛山科学技术学院 | Automatic hydraulic rotary workbench |
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| Publication number | Publication date |
|---|---|
| CN111377781B (en) | 2021-08-31 |
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Granted publication date: 20210831 |