CN110935674A - Cleaning machine high-pressure cleaning system applied to turbocharger shell - Google Patents
Cleaning machine high-pressure cleaning system applied to turbocharger shell Download PDFInfo
- Publication number
- CN110935674A CN110935674A CN201911212012.XA CN201911212012A CN110935674A CN 110935674 A CN110935674 A CN 110935674A CN 201911212012 A CN201911212012 A CN 201911212012A CN 110935674 A CN110935674 A CN 110935674A
- Authority
- CN
- China
- Prior art keywords
- pressure
- turbocharger
- cleaning
- pressure nozzle
- shell
- 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
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention discloses a high-pressure cleaning system of a cleaning machine applied to a turbocharger shell, and relates to the technical field of cleaning machines. The device comprises a spraying system, an air cutting system and a high-pressure spray head moving system; the high-pressure sprayer moving system is arranged right above the turbocharger shell and comprises a transverse portion and a longitudinal portion, the longitudinal portion is movably connected to the transverse portion, the lower portion of the longitudinal portion is movably connected with a guide shaft, the lower end of the guide shaft is fixedly connected with a high-pressure sprayer, and the side face of the high-pressure sprayer is fixedly provided with a high-pressure nozzle and a deflector rod. The high-pressure nozzle moving system is arranged, the high-pressure nozzle moves transversely and vertically under the driving of the motor, and can be used for cleaning the interior of the high-pressure nozzle in a multi-angle and all-around manner by matching with the rotating turbocharger shell; be provided with cylindrical driving lever, along with the removal of shower nozzle clears up the turbo charger shells inner wall in the rotation, clear up some pollutants that are difficult to clear up attached to on the inner wall.
Description
Technical Field
The invention belongs to the technical field of cleaning machines, and particularly relates to a high-pressure cleaning system of a cleaning machine applied to a turbocharger shell.
Background
In the last more than ten years, automobile technology is updated and iterated, and the turbocharger representing the efficiency-improving and oil-saving technology is rapidly popularized.
The turbocharger is actually an air compressor that increases the intake air amount by compressing air. The engine uses the inertia impulse force of the exhaust gas from the engine to push the turbine in the turbine chamber, the turbine drives the coaxial impeller, the impeller presses the air sent by the air filter pipeline, and the air is pressurized and enters the cylinder. When the rotating speed of the engine is increased, the exhaust gas exhaust speed and the rotating speed of the turbine are also increased synchronously, the impeller compresses more air to enter the air cylinder, the pressure and the density of the air are increased, more fuel can be combusted, and the output power of the engine can be increased by correspondingly increasing the fuel quantity and adjusting the rotating speed of the engine.
During the production of a turbocharger, many pollutants are often generated inside and outside the turbocharger and need to be cleaned. However, the turbocharger has a complicated structure and many internal holes, and if the turbocharger is manually cleaned, the turbocharger has low working efficiency and poor cleaning effect. Therefore, there is a need for an improved cleaning machine for cleaning turbochargers.
The turbocharger includes a housing, a turbine, an impeller, and the like. The turbine and the impeller are taken as parts, and can be cleaned by the existing cleaning machine after being detached without improvement. The shell is difficult to clean due to the shape structure problem, and is the key point and the difficulty of improvement.
The invention discloses a Chinese invention 'a full-automatic ultrasonic integrated cleaning machine for double-layer type turbocharger shell parts' with the publication number of CN105499188B, and provides the full-automatic ultrasonic integrated cleaning machine for the double-layer type turbocharger shell parts. The cleaning machine is of a double-layer circulating reciprocating structure formed by a lower-layer cleaning system and an upper-layer cleaning system, a feeding device, a high-pressure spray chamber, an ultrasonic cleaning chamber, a low-pressure spray chamber and a rinsing chamber are sequentially arranged in the lower-layer cleaning system, and the feeding device, the high-pressure spray chamber, the ultrasonic cleaning chamber, the low-pressure spray chamber and the rinsing chamber are connected through a lower-layer transmission line; the upper-layer cleaning system is sequentially provided with a hot air drying chamber, a workpiece oil immersion chamber, a fan oil blowing chamber and an unloading device, the hot air drying chamber, the workpiece oil immersion chamber, the fan oil blowing chamber and the unloading device are connected through an upper-layer transmission line, and the output end of a lower-layer transmission line is connected with the input end of the upper-layer transmission line. The invention has small transverse expansion area and simple mechanical structure, improves the cleaning efficiency of parts, reduces the working strength of cleaning workers, and is safe and environment-friendly.
The invention discloses a full-automatic ultrasonic cleaning machine for turbocharger housings, which can automatically clean a plurality of turbocharger housings. The turbocharger shell is automatically cleaned by the high-pressure spray chamber, the ultrasonic cleaning chamber, the low-pressure spray chamber, the rinsing chamber, the hot air drying chamber and the like, but the exterior and the interior of the turbocharger shell cannot be comprehensively and effectively cleaned by the running water type cleaning process.
Chinese utility model "valve body cleaning machine" that publication number is CN203540972U provides a valve body cleaning machine, including frame, purge chamber, the purge chamber is located in the frame, its characterized in that: still be equipped with the locomotive in the frame, the purge chamber includes: the device comprises a movable door mechanism, a cleaning system, a blow-drying system, a rotary driving device, a cleaning and filtering system, a liquid storage tank and a cleaning pump, wherein the rotary driving device is arranged on the cleaning system, one end of the cleaning and filtering system is communicated with the cleaning system, the other end of the cleaning and filtering system is connected with the cleaning pump, and a lifting probe is arranged on the cleaning system; the moving vehicle is provided with a bearing disc. The utility model discloses a convenient operation, structure are advanced, the action is reliable and stable, multiple functional, cleaning performance is good.
The utility model discloses a rotary drive device and lift probe's improvement has been made to the special construction of valve body, can realize that the probe inner chamber gos deep into the cleanliness requirement of spray rinsing ensureing the valve body inner chamber. However, the turbocharger housing is higher than the valve body in both size and structural complexity. Accordingly, there is a need for improvements to existing cleaning systems that are suitable for use with turbocharger housings.
Disclosure of Invention
The invention aims to provide a high-pressure cleaning system of a cleaning machine, which is used for a turbocharger shell and is provided with a deflector rod, and the high-pressure cleaning system is used for cleaning the inside and the outside of the turbocharger shell in a multi-angle and all-around manner.
In order to solve the problems, the technical scheme of the invention is as follows:
a high-pressure cleaning system of a cleaning machine applied to a turbocharger shell.
The spraying system comprises a plurality of spraying branch pipes, the spraying branch pipes are uniformly and vertically arranged around the turbocharger shell, and a plurality of adjustable nozzles facing the turbocharger shell are uniformly and fixedly arranged on the spraying branch pipes;
the wind cutting system comprises a wind cutting pipe vertically arranged beside the turbocharger shell, and at least one wind cutting nozzle facing the turbocharger shell is fixedly arranged on the wind cutting pipe;
still include high pressure nozzle moving system, high pressure nozzle moving system is fixed to be set up directly over the turbo charger casing, high pressure nozzle moving system includes horizontal portion, the vertical portion of fixed connection in horizontal portion, vertical portion and the vertical motor of fixed connection in vertical portion that the level set up, vertical portion swing joint in horizontal portion, vertical portion lower part swing joint has the guide shaft of vertical setting, horizontal motor is used for driving vertical portion along horizontal portion horizontal migration, vertical motor is used for driving the guide shaft along vertical portion vertical migration, guide shaft lower extreme fixedly connected with high pressure nozzle, high pressure nozzle is the square bodily form, fixed high pressure nozzle and the driving lever of being provided with in high pressure nozzle side, the driving lever is the cylinder bodily form.
Furthermore, the number of the spraying branch pipes is four, and the number of the adjustable nozzles is four.
Further, the number of the wind cutting nozzles is two.
Furthermore, the deflector rod is horizontally and fixedly connected to the center of the side face of the high-pressure spray head, and the axis of the deflector rod is perpendicular to the side face of the high-pressure spray head.
Furthermore, the deflector rod and the high-pressure nozzle are respectively and fixedly arranged on the opposite side surfaces of the high-pressure nozzle.
Compared with the prior art, the invention has the following beneficial effects:
1. four spraying branch pipes are uniformly and vertically arranged around the turbocharger shell, so that the outer part of the turbocharger shell is cleaned in a multi-angle and all-around manner;
2. four adjustable nozzles facing the turbocharger shell are uniformly and fixedly arranged on the spray branch pipes, the adjustable nozzles can adjust the angle, and the outside of the turbocharger shell is cleaned in a multi-angle and all-around manner;
3. the invention is provided with the wind cutting pipe, the lower end of the wind cutting pipe is fixedly provided with two wind cutting nozzles facing to the shell of the turbocharger, and the outside of the shell of the turbocharger is dried after the washing is finished;
4. the high-pressure sprayer moving system is provided with a high-pressure sprayer moving system, the bottom of the high-pressure sprayer moving system is provided with a high-pressure nozzle facing to the horizontal direction, the high-pressure nozzle can move transversely and vertically under the driving of a motor, and the high-pressure sprayer can be used for cleaning the interior of the turbocharger in a multi-angle and all-around manner by matching with a rotating turbocharger shell;
5. according to the invention, the cylindrical deflector rod is fixedly arranged on the side surface of the high-pressure spray head, the inner wall of the rotating turbocharger shell is cleaned along with the movement of the spray head, and pollutants which are attached to the inner wall and are difficult to clean are cleaned;
6. the deflector rod and the high-pressure nozzle are integrated on the high-pressure nozzle, cleaning is carried out while cleaning, the design is ingenious and reasonable, the number of internal equipment is reduced, the process flow steps are compressed, the efficiency is improved, and the cost is reduced.
Drawings
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a second schematic perspective view of the present invention;
FIG. 3 is a third schematic perspective view of the present invention;
FIG. 4 is a schematic front view of a high pressure showerhead movement system of the present invention;
FIG. 5 is a perspective view of the high pressure showerhead of the present invention;
FIG. 6 is a plan view of a high pressure showerhead of the present invention;
wherein, 1 is a turbocharger shell; 2 is a spray branch pipe; 3, a wind cutting system; 4 is a wind cutting nozzle; 5, a high-pressure spray head moving system; 6 is a transverse portion; 7 is a longitudinal portion; 8 is a guide shaft; 9 is a high-pressure nozzle; 10 is a high pressure nozzle; and 11 is a deflector rod.
Detailed Description
In order to make the technical means, the original characteristics, the achieved purpose and the efficacy of the invention easy to understand, the invention is further described with reference to the specific drawings.
Example (b):
a washer high pressure cleaning system for use with a turbocharger housing is shown in fig. 1-6.
The spraying system comprises four spraying branch pipes 2, and the spraying branch pipes 2 are uniformly and vertically arranged around a turbocharger shell 1. The four spray branch pipes 2 are integrally distributed around the turbocharger housing 1 in a structure located on four vertical sides of a cuboid, and the turbocharger housing 1 is located in the center of the cuboid formed by the spray branch pipes 2. The four spraying branch pipes 2 are fixedly connected with spraying pipes horizontally arranged above the spraying branch pipes, and the spraying pipes are connected with a water pump responsible for water supply through pipelines.
Four adjustable nozzles facing the turbocharger shell 1 are uniformly and fixedly arranged on the spray branch pipes 2. The angle of the adjustable nozzle can be adjusted and adjusted before cleaning according to the position of the housing of the turbocharger. The spraying system carries out multi-angle all-dimensional cleaning on the outside of the turbocharger shell 1
Still include wind and cut system 3, wind cuts system 3 and cuts the pipe including vertical wind that sets up beside turbocharger casing 1, and wind cuts the fixed fan-shaped wind that is provided with two orientation turbocharger casing 1 of pipe lower extreme and cuts nozzle 4, and wind cuts nozzle 4 height and turbocharger casing 1 highly the same. The wind cutting pipe is connected with the gas storage tank through a pipeline. And the air cutting system 3 is used for drying the outside of the turbocharger shell 1 after cleaning.
Still include high pressure nozzle moving system 5, high pressure nozzle moving system 5 is fixed to be set up directly over turbocharger casing 1, high pressure nozzle moving system 5 is including the horizontal portion 6 that the level set up, fixed connection is in the horizontal motor of horizontal portion 6, vertical portion 7 and the vertical motor of fixed connection in vertical portion 7 of vertical setting, vertical portion 7 swing joint in horizontal portion 6, vertical portion 7 lower part swing joint has the guiding axle 8 of vertical setting, horizontal motor is used for driving vertical portion 7 along 6 horizontal migration of horizontal portion, vertical motor is used for driving guiding axle 8 along the vertical removal of vertical portion 7. The motor is controlled by a PLC in the control cabinet. The lower end of the guide shaft 8 is fixedly connected with a high-pressure spray head 9, the high-pressure spray head 9 is square, a high-pressure nozzle 10 and a deflector rod 11 are fixedly arranged on the side face of the high-pressure spray head 9, and the deflector rod 11 is cylindrical. The deflector rod 11 is horizontally and fixedly connected to the center of the side surface of the high-pressure nozzle 9 in a shape that the axis is vertical to the side surface of the high-pressure nozzle 9. The deflector rod 11 and the high-pressure nozzle 10 are respectively fixedly arranged on the opposite side surfaces of the high-pressure nozzle 9. The deflector rod 11 faces the axial direction of the turbocharger housing, the length of the deflector rod is 14mm, and the radius of the deflector rod is 1.5 mm. The shift lever 11 is generally made of a metal material and is relatively hard. The high-pressure nozzle 10 is connected to the high-pressure water pump through a high-pressure pipe provided inside the guide shaft 8. The high-pressure nozzle 10 can move horizontally and vertically under the driving of a motor, and can be cleaned in a multi-angle and all-around manner by matching with the rotating turbocharger shell 1. The deflector rod 11 cleans the inner wall of the rotating turbocharger shell 1 along with the movement of the high-pressure spray head 9, and cleans away pollutants which are attached to the inner wall and difficult to clean.
The transverse part 6 is fixedly provided with three transverse shafts, and the longitudinal part 7 is movably connected to the transverse shafts. The longitudinal part 7 is fixedly provided with three longitudinal shafts, the guide shaft 8 is fixedly connected to the guide plate, and the guide plate is movably connected with the three longitudinal shafts. The guide shaft 8 is overlapped with the axis of the upper part of the turbocharger housing 1, and extends into the turbocharger housing 1 from the opening of the upper part of the turbocharger housing 1.
And (3) running:
the turbocharger shell 1 rotates around a shaft, the adjustable nozzles on the spraying branch pipes 2 spray, and the outside of the turbocharger shell 1 is cleaned; the high-pressure nozzle 10 and the plunger 11 clean and clean the interior of the turbocharger housing 1 in a fixed route under plc control.
After the cleaning is finished, the turbocharger housing 1 is dried by the wind-cutting nozzle 4 arranged outside and the rotary nozzle arranged inside.
It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a cleaning machine high pressure cleaning system for turbo charger casing which characterized in that:
the spraying system comprises a plurality of spraying branch pipes, the spraying branch pipes are uniformly and vertically arranged around the turbocharger shell, and a plurality of adjustable nozzles facing the turbocharger shell are uniformly and fixedly arranged on the spraying branch pipes;
the wind cutting system comprises a wind cutting pipe vertically arranged beside the turbocharger shell, and at least one wind cutting nozzle facing the turbocharger shell is fixedly arranged on the wind cutting pipe;
still include high pressure nozzle moving system, high pressure nozzle moving system is fixed to be set up directly over the turbo charger casing, high pressure nozzle moving system includes horizontal portion, the vertical portion of fixed connection in horizontal portion, vertical portion and the vertical motor of fixed connection in vertical portion that the level set up, vertical portion swing joint in horizontal portion, vertical portion lower part swing joint has the guide shaft of vertical setting, horizontal motor is used for driving vertical portion along horizontal portion horizontal migration, vertical motor is used for driving the guide shaft along vertical portion vertical migration, guide shaft lower extreme fixedly connected with high pressure nozzle, high pressure nozzle is the square bodily form, fixed high pressure nozzle and the driving lever of being provided with in high pressure nozzle side, the driving lever is the cylinder bodily form.
2. The high-pressure cleaning system of the cleaning machine applied to the turbocharger housing as claimed in claim 1, wherein: the number of the spraying branch pipes is four, and the number of the adjustable nozzles is four.
3. The high-pressure cleaning system of the cleaning machine applied to the turbocharger housing as claimed in claim 2, characterized in that: the number of the wind cutting nozzles is two.
4. The high-pressure cleaning system of the cleaning machine applied to the turbocharger housing as claimed in claim 3, characterized in that: the deflector rod is horizontally and fixedly connected to the center of the side face of the high-pressure spray head, and the axis of the deflector rod is perpendicular to the side face of the high-pressure spray head.
5. The high-pressure cleaning system of the cleaning machine applied to the turbocharger housing as claimed in claim 4, wherein: the deflector rod and the high-pressure nozzle are respectively and fixedly arranged on the opposite side surfaces of the high-pressure nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911212012.XA CN110935674A (en) | 2019-12-02 | 2019-12-02 | Cleaning machine high-pressure cleaning system applied to turbocharger shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911212012.XA CN110935674A (en) | 2019-12-02 | 2019-12-02 | Cleaning machine high-pressure cleaning system applied to turbocharger shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110935674A true CN110935674A (en) | 2020-03-31 |
Family
ID=69908754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911212012.XA Pending CN110935674A (en) | 2019-12-02 | 2019-12-02 | Cleaning machine high-pressure cleaning system applied to turbocharger shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110935674A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111644418A (en) * | 2020-07-02 | 2020-09-11 | 上海思恩装备科技股份有限公司 | Purging device for special-shaped piece |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104759222A (en) * | 2015-04-09 | 2015-07-08 | 厦门派鼎自动化设备有限公司 | Full-automatic stirring/cleaning integrated device for coating jar |
| CN104889095A (en) * | 2015-05-11 | 2015-09-09 | 北京泰拓精密清洗设备有限公司 | Multifunctional cleaning mechanism, cleaning technology and modular combined type cleaning working station |
| JP2016013735A (en) * | 2014-07-01 | 2016-01-28 | 株式会社Ｉｈｉジェットサービス | Washing apparatus of aircraft airframe |
| CN105363720A (en) * | 2015-12-15 | 2016-03-02 | 重庆凯顺机械有限公司 | Automobile part cleaning system with capability of monitoring cleaning state |
| CN108262293A (en) * | 2018-01-22 | 2018-07-10 | 邯郸学院 | A kind of more nozzle cleaning pipe radial spray angle regulators |
| CN208019004U (en) * | 2017-12-28 | 2018-10-30 | 深圳市莱威特科技有限公司 | A kind of plastic rubber member surface spot processing unit |
| CN108746126A (en) * | 2018-06-15 | 2018-11-06 | 东莞理工学院 | A kind of cleaning and wiping drying integral machine of paint can |
| CN208661901U (en) * | 2018-06-10 | 2019-03-29 | 南充同俊机械制造有限公司 | A kind of cleaning tooling in engine cylinder body processing |
-
2019
- 2019-12-02 CN CN201911212012.XA patent/CN110935674A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016013735A (en) * | 2014-07-01 | 2016-01-28 | 株式会社Ｉｈｉジェットサービス | Washing apparatus of aircraft airframe |
| CN104759222A (en) * | 2015-04-09 | 2015-07-08 | 厦门派鼎自动化设备有限公司 | Full-automatic stirring/cleaning integrated device for coating jar |
| CN104889095A (en) * | 2015-05-11 | 2015-09-09 | 北京泰拓精密清洗设备有限公司 | Multifunctional cleaning mechanism, cleaning technology and modular combined type cleaning working station |
| CN105363720A (en) * | 2015-12-15 | 2016-03-02 | 重庆凯顺机械有限公司 | Automobile part cleaning system with capability of monitoring cleaning state |
| CN208019004U (en) * | 2017-12-28 | 2018-10-30 | 深圳市莱威特科技有限公司 | A kind of plastic rubber member surface spot processing unit |
| CN108262293A (en) * | 2018-01-22 | 2018-07-10 | 邯郸学院 | A kind of more nozzle cleaning pipe radial spray angle regulators |
| CN208661901U (en) * | 2018-06-10 | 2019-03-29 | 南充同俊机械制造有限公司 | A kind of cleaning tooling in engine cylinder body processing |
| CN108746126A (en) * | 2018-06-15 | 2018-11-06 | 东莞理工学院 | A kind of cleaning and wiping drying integral machine of paint can |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111644418A (en) * | 2020-07-02 | 2020-09-11 | 上海思恩装备科技股份有限公司 | Purging device for special-shaped piece |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206568280U (en) | A kind of self-cleaning type carpenter machinery working bench device | |
| CN111421160A (en) | Movable type perforating spraying robot | |
| CN110935674A (en) | Cleaning machine high-pressure cleaning system applied to turbocharger shell | |
| CN102493871A (en) | Cleaning system and method, wet cleaning device and dry cleaning device for turbine supercharger | |
| CN109013549A (en) | A kind of bearing cleaner | |
| CN106623203A (en) | Automobile booster turbine shell high-precision online cleaning method and device | |
| CN208555301U (en) | A kind of ultrasonic cleaning machine | |
| CN110947672B (en) | Turbocharger shell cleaning machine | |
| CN210497490U (en) | Dry ice cleaning test device | |
| CN207150369U (en) | A kind of frock for stator surface cleaning | |
| CN111036638B (en) | Cleaning machine workpiece rotating mechanism applied to turbocharger shell | |
| CN212069784U (en) | Water conservancy construction pipeline rust cleaning device | |
| CN103464402A (en) | Energy-saving extra-high pressure cavitation jet cleaning system | |
| CN211027375U (en) | Steam type cleaning machine for air duct of central air conditioner | |
| CN209354250U (en) | A kind of dynamic dual-frequency ultrasonic wave cleaning drying device | |
| CN207696198U (en) | A kind of pulper sieve plate numerical control machine tool | |
| CN108167033B (en) | Cleaning device for turbocharger rotor | |
| CN219063484U (en) | High-efficiency ash removing device for boiler heat exchange device | |
| CN219965931U (en) | Dust collector is used in biomass fuel processing | |
| CN206676799U (en) | Automobile booster turbine shell high accuracy on-line cleaning equipment | |
| CN220919637U (en) | Impeller surface treatment device | |
| CN221111372U (en) | Shot blasting machine | |
| CN219005422U (en) | Five numerical control machine tools | |
| CN220552247U (en) | Pipeline weathers device | |
| CN207507908U (en) | Cleaning machine for cylinder block |
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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200331 |