CN112757148B - Polishing device for production of hydraulic oil cylinder - Google Patents
Polishing device for production of hydraulic oil cylinder Download PDFInfo
- Publication number
- CN112757148B CN112757148B CN202011595292.XA CN202011595292A CN112757148B CN 112757148 B CN112757148 B CN 112757148B CN 202011595292 A CN202011595292 A CN 202011595292A CN 112757148 B CN112757148 B CN 112757148B
- Authority
- CN
- China
- Prior art keywords
- wheel
- pipe
- connecting pipe
- propping
- conveying pipe
- 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.)
- Active
Links
Images
Classifications
-
- 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
- B24B31/00—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor
- B24B31/006—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor for grinding the interior surfaces of hollow workpieces
-
- 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
- B24B31/00—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor
- B24B31/10—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor involving other means for tumbling of work
-
- 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
- B24B31/00—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor
- B24B31/12—Accessories; Protective equipment or safety devices; Installations for exhaustion of dust or for sound absorption specially adapted for machines covered by group B24B31/00
-
- 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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
-
- 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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
-
- 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
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
Abstract
The invention discloses a polishing device for hydraulic cylinder production, which comprises an upper propping device, a lower propping device, a driving motor, a driving wheel, a material conveying machine, a first material conveying pipe, a second material conveying pipe, a material collecting bin and a third material conveying pipe, the upper propping device comprises a first valve, a first connecting pipe, a bearing, a lower pressing cylinder, an extrusion block and an upper propping wheel, the lower propping device comprises a second connecting pipe, a third connecting pipe, a connecting block, a lifting cylinder, a second valve and a lower propping wheel, one end of the first material conveying pipe is connected with the material conveying machine, one end of the second material conveying pipe is connected with the material conveying machine, the other end of the second material conveying pipe is connected with the material collecting bin, one end of the third conveying pipeline is connected with the material collecting bin, the other end of the third conveying pipeline is connected with the side part of the first connecting pipe, the driving wheel is connected with the driving motor, and the driving wheel is attached to the periphery of the lower propping top wheel. Compared with the prior art, the polishing device can adapt to polishing work of the cylinder barrels with different sizes.
Description
Technical Field
The invention relates to a polishing device, in particular to a polishing device for production of a hydraulic oil cylinder.
Background
The hydraulic cylinder is a hydraulic actuator which converts hydraulic energy into mechanical energy and performs linear reciprocating motion (or swinging motion). It has simple structure and reliable operation. When it is used to implement reciprocating movement, it can save speed reducer, and has no transmission gap and stable movement, so that it can be extensively used in various mechanical hydraulic systems. The output force of the hydraulic cylinder is in direct proportion to the effective area of the piston and the pressure difference between the two sides of the effective area; the hydraulic cylinder is basically composed of a cylinder barrel and a cylinder cover, a piston and a piston rod, a sealing device, a buffering device and an exhaust device. The pneumatic cylinder is producing man-hour, need carry out the work of polishing to the inner wall of cylinder, need use not unidimensional burnishing head to the cylinder of different pipe diameters when processing, and work efficiency is lower. In view of the above, the inventors of the present application have conducted extensive studies to obtain a polishing apparatus for use in the production of hydraulic cylinders.
Disclosure of Invention
The invention aims to provide a polishing device for hydraulic oil cylinder production, which can adapt to polishing work of cylinder barrels with different sizes.
The technical purpose of the invention is realized by the following technical scheme:
a polishing device for production of a hydraulic cylinder comprises an upper abutting device, a lower abutting device, a driving motor, a driving wheel, a material conveying machine, a first material conveying pipe, a second material conveying pipe, a material collecting bin and a third material conveying pipe, wherein the upper abutting device comprises a first valve, a first connecting pipe, a bearing, a lower pressing cylinder, an extrusion block and an upper abutting wheel, the upper abutting wheel is horizontally arranged and provided with a feeding hole penetrating through the upper abutting wheel from top to bottom, the bearing is installed in the feeding hole, the lower end of the first connecting pipe is connected with the bearing, the extrusion block is arranged in the first connecting pipe and driven by the lower pressing cylinder to move up and down, the first valve is arranged on the third material conveying pipe, the lower abutting device comprises a second connecting pipe, a third connecting pipe, a connecting block, a lifting cylinder, a second valve and a lower abutting wheel, the lower abutting wheel and the upper abutting wheel are arranged horizontally, the lower supporting wheel is provided with a discharge hole penetrating through the lower supporting wheel from top to bottom, the second connecting pipe is vertically arranged, the upper end of the second connecting pipe is connected with the discharge hole, the lower end of the second connecting pipe is inserted into the third connecting pipe, the connecting block is connected with the upper end side wall of the third connecting pipe, the lifting cylinder is connected with the connecting block and used for driving the connecting block to move up and down, the second valve is arranged on the first conveying pipe, the third connecting pipe is inserted into one end of the first conveying pipe from top to bottom, the other end of the first conveying pipe is connected with the conveying machine, one end of the second conveying pipe is connected with the conveying machine, the other end of the second conveying pipe is connected with the material collecting bin, one end of the third conveying pipe is connected with the material collecting bin, the other end of the third conveying pipe is connected with the side part of the first connecting pipe, the material collecting bin is higher than the first connecting pipe, and the driving wheel is connected with the driving motor, the driving motor drives the rotation, and the driving wheel is attached to the periphery of the lower propping wheel.
In a preferred embodiment, the first feeding pipe, the second feeding pipe, the third feeding pipe, the first connecting pipe, the second connecting pipe and the third connecting pipe are all made of stainless steel.
In a preferred embodiment, a first annular groove is formed in the lower surface of the upper abutting-against wheel, and a second annular groove is formed in the upper surface of the lower abutting-against wheel.
In a preferred embodiment, a first latch is arranged on the periphery of the lower abutting-against wheel, a second latch is arranged on the periphery of the driving wheel, and the first latch and the second latch are meshed with each other.
In a preferred embodiment, the cooling device further comprises a cooling box, a water inlet and a water outlet are formed in the cooling box, and the second conveying pipeline penetrates through the cooling box.
In a preferred embodiment, the length of the second feed conveyor pipe in the cooling box is set to be 1m-3 m.
Compared with the prior art, the invention provides a polishing device for hydraulic cylinder production, and processing equipment for hydraulic cylinder production, wherein under the structural arrangement, each structure is strictly and stably fixed by a frame, a material collecting bin is filled with polishing abrasive materials, when the polishing device works, a cylinder barrel is vertically arranged on a lower propping wheel, then a lifting cylinder is used for enabling the positions of the upper propping wheel and the lower propping wheel to be close to each other, so that the cylinder barrel is clamped between the upper propping wheel and the lower propping wheel, then a first valve is opened, the polishing abrasive materials are filled into the cylinder barrel, after the cylinder barrel is filled with the polishing abrasive materials, an extrusion block is used for extruding the polishing abrasive materials in the cylinder barrel, so that the polishing abrasive materials are extruded tightly, then a driving motor is started, so that the driving wheel rotates, the lower propping wheel rotates due to the rotation of the driving wheel, the cylinder barrel is driven to rotate, the inner wall of the cylinder barrel is polished in the rotating process, after the polishing is accomplished, open the second valve for the polishing abrasive material shifts out from the cylinder, utilize defeated material machine to make the polishing abrasive material get into the storehouse of collecting things again, so that use next time, at above-mentioned in-process, on the one hand at an operation in-process, carried out comprehensive polishing to the inner wall of cylinder, effectively promoted polishing efficiency, on the other hand does not receive the restriction of cylinder size, can carry out indiscriminate polishing work to the cylinder of multiple specification, and the adaptability is stronger.
Drawings
FIG. 1 is a schematic structural diagram of a polishing device for hydraulic oil cylinder production according to the present invention.
FIG. 2 is a schematic diagram of a disassembled structure without a second valve of a lower propping device of the polishing device for hydraulic oil cylinder production.
In the drawings
A drive motor 1; a drive wheel 2; a material conveyor 3; a first delivery pipe 4; a second feed delivery pipe 5; a material collecting bin 6; a third feed delivery pipe 7; a first valve 8; a first connecting pipe 9; a bearing 10; a down-pressure cylinder 11; an extrusion block 12; an upper resisting wheel 13; a second connection pipe 14; a third connection pipe 15; a connecting block 16; a lifting cylinder 17; a lower knock-out wheel 18; a second annular groove 19; a cooling tank 20; a water inlet 21; a water outlet 22.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
As shown in fig. 1 and 2, a polishing device for production of a hydraulic cylinder comprises an upper abutting device, a lower abutting device, a driving motor 1, a driving wheel 2, a material conveying machine 3, a first material conveying pipe 4, a second material conveying pipe 5, a material collecting bin 6 and a third material conveying pipe 7, wherein the upper abutting device comprises a first valve 8, a first connecting pipe 9, a bearing 10, a lower pressing cylinder 11, an extrusion block 12 and an upper abutting wheel 13, the upper abutting wheel 13 is horizontally arranged and provided with a feeding hole penetrating through the upper abutting wheel from top to bottom, the bearing 10 is installed in the feeding hole, the lower end of the first connecting pipe 9 is connected with the bearing 10, the extrusion block 12 is arranged in the first connecting pipe 9 and driven by the lower pressing cylinder 11 to move up and down, the first valve 8 is arranged on the third material conveying pipe 7, and the lower abutting device comprises a second connecting pipe 14, a third connecting pipe 15, a third material conveying pipe 7 and a third abutting device, Connecting block 16, lifting cylinder 17, second valve and lower supporting wheel 18, the lower supporting wheel 18 and the upper supporting wheel 13 are horizontally arranged relatively, a discharge hole penetrating through the lower supporting wheel 18 from top to bottom is formed in the lower supporting wheel 18, the second connecting pipe 14 is vertically arranged and connected with the discharge hole at the upper end, the lower end of the second connecting pipe is inserted into the third connecting pipe 15, the connecting block 16 is connected with the upper end side wall of the third connecting pipe 15, the lifting cylinder 17 is connected with the connecting block 16 and used for driving the connecting block 16 to move up and down, the second valve is arranged on the first conveying pipe 4, the third connecting pipe 15 is inserted into one end of the first conveying pipe 4 from top to bottom, the other end of the first conveying pipe 4 is connected with the material conveyor 3, one end of the second conveying pipe 5 is connected with the material conveyor 3, the other end of the second conveying pipe is connected with the material collecting bin 6, one end of the third conveying pipe 7 is connected with the material collecting bin 6, the other end is connected with the side part of the first connecting pipe 9, the position of the material collecting bin 6 is higher than that of the first connecting pipe 9, the driving wheel 2 is connected with the driving motor 1 and driven by the driving motor 1 to rotate, and the driving wheel 2 is attached to the periphery of the lower abutting wheel 18.
The polishing device for producing the hydraulic cylinder and the processing equipment for producing the hydraulic cylinder in the embodiment have the advantages that under the structural arrangement, each structure is strictly and stably fixed by a frame, polishing abrasive is filled in a material collecting bin 6, when the processing equipment works, a cylinder barrel is vertically arranged on a lower abutting wheel 18, then the positions of an upper abutting wheel 13 and the lower abutting wheel 18 are close to each other by using a lifting air cylinder 17, the cylinder barrel is clamped between the upper abutting wheel 13 and the lower abutting wheel 18, then a first valve 8 is opened, the polishing abrasive is filled in the cylinder barrel, after the cylinder barrel is filled with the polishing abrasive, the polishing abrasive in the cylinder barrel is extruded by using an extrusion block 12, the polishing abrasive is extruded tightly, then a driving motor 1 is started, the driving wheel 2 rotates, the lower abutting wheel 18 rotates by the rotation of the driving wheel 2, the cylinder barrel is driven to rotate, and in the rotating process of the cylinder barrel, its inner wall is polished, and the polishing is accomplished the back, opens the second valve for the polishing abrasive material shifts out from the cylinder, utilizes defeated material machine 3 to make the polishing abrasive material get into in the aggregate bin 6 again, so that use next time, at above-mentioned in-process, on the one hand at an operation in-process, has carried out comprehensive polishing to the inner wall of cylinder, has effectively promoted polishing efficiency, and on the other hand does not receive the restriction of cylinder size, can carry out indiscriminate polishing work to the cylinder of multiple specification, and the adaptability is stronger.
In order to effectively ensure the stability of the structure, the first material conveying pipe 4, the second material conveying pipe 5, the third material conveying pipe 7, the first connecting pipe 9, the second connecting pipe 14 and the third connecting pipe 15 are all made of stainless steel.
In order to fix the cylinder barrel, a first annular groove is formed in the lower surface of the upper abutting wheel 13, a second annular groove 19 is formed in the upper surface of the lower abutting wheel 18, and two ends of the cylinder barrel are inserted into the first annular groove and the second annular groove 19 respectively.
In order to effectively ensure the transmission effect, a first latch is arranged on the periphery of the lower resisting wheel 18, a second latch is arranged on the periphery of the driving wheel 2, and the first latch and the second latch are meshed with each other.
The polishing device for producing the hydraulic oil cylinder further comprises a cooling box 20, a water inlet 21 and a water outlet 22 are formed in the cooling box 20, and the second material conveying pipe 5 penetrates through the cooling box 20. The polishing abrasive is cooled when passing through the cooling box 20, and the polishing abrasive in the cylinder barrel can be replaced for many times in the primary grinding process, so that the overhigh temperature is avoided.
In order to ensure the cooling effect effectively, the length of the second material conveying pipe 5 in the cooling box 20 is set to be 1m-3 m.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or terminal. Without further limitation, an element defined by the phrases "comprising … …" or "comprising … …" does not exclude the presence of additional elements in a process, method, article, or terminal that comprises the element. Further, herein, "greater than," "less than," "more than," and the like are understood to exclude the present numbers; the terms "above", "below", "within" and the like are to be understood as including the number.
The foregoing description of the embodiments is provided to facilitate an understanding and use of the invention by those skilled in the art, and it will be readily apparent to those skilled in the art that various modifications may be made to the embodiments and that the generic principles defined herein may be applied to other embodiments without the use of inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention based on the disclosure of the present invention.
Claims (6)
1. A polishing device for production of a hydraulic cylinder is characterized by comprising an upper propping device, a lower propping device, a driving motor, a driving wheel, a material conveying machine, a first material conveying pipe, a second material conveying pipe, a material collecting bin and a third material conveying pipe, wherein the upper propping device comprises a first valve, a first connecting pipe, a bearing, a lower pressing cylinder, an extrusion block and an upper propping wheel, the upper propping wheel is horizontally arranged and is provided with a feeding hole penetrating through the upper propping wheel from top to bottom, the bearing is arranged in the feeding hole, the lower end of the first connecting pipe is connected with the bearing, the extrusion block is arranged in the first connecting pipe and is driven by the lower pressing cylinder to move up and down, the first valve is arranged on the third material conveying pipe, the lower propping device comprises a second connecting pipe, a third connecting pipe, a connecting block, a lifting cylinder, a second valve and a lower propping wheel, the lower supporting wheel and the upper supporting wheel are arranged horizontally and relatively, a discharge hole penetrating through the lower supporting wheel from top to bottom is formed in the lower supporting wheel, the second connecting pipe is vertically arranged, the upper end of the second connecting pipe is connected with the discharge hole, the lower end of the second connecting pipe is inserted into the third connecting pipe, the connecting block is connected with the upper end side wall of the third connecting pipe, the lifting cylinder is connected with the connecting block and used for driving the connecting block to move up and down, the second valve is arranged on the first conveying pipe, the third connecting pipe is inserted into one end of the first conveying pipe from top to bottom, the other end of the first conveying pipe is connected with the conveying machine, one end of the second conveying pipe is connected with the conveying machine, the other end of the second conveying pipe is connected with the material collecting bin, one end of the third conveying pipe is connected with the material collecting bin, the other end of the third conveying pipe is connected with the side part of the first connecting pipe, and the position of the material collecting bin is higher than the position of the first connecting pipe, the driving wheel is connected with the driving motor, the driving motor drives the driving motor to rotate, and the driving wheel is attached to the periphery of the lower abutting wheel.
2. The polishing apparatus as claimed in claim 1, wherein said first, second, third, first, second and third feed conduits are made of stainless steel.
3. The polishing device for the production of the hydraulic oil cylinder as recited in claim 1, wherein the lower surface of the upper abutting wheel is provided with a first annular groove, and the upper surface of the lower abutting wheel is provided with a second annular groove.
4. The polishing device for the production of the hydraulic oil cylinder as recited in claim 1, wherein a first latch is provided on the periphery of the lower propping wheel, a second latch is provided on the periphery of the driving wheel, and the first latch and the second latch are engaged with each other.
5. The polishing device for the production of hydraulic oil cylinders as claimed in any one of claims 1 to 4, further comprising a cooling tank, wherein the cooling tank is provided with a water inlet and a water outlet, and the second delivery pipe passes through the cooling tank.
6. The polishing device for hydraulic cylinder production as recited in claim 5, wherein the length of said second feed conveyor pipe in said cooling tank is set to be 1m to 3 m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011595292.XA CN112757148B (en) | 2020-12-29 | 2020-12-29 | Polishing device for production of hydraulic oil cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011595292.XA CN112757148B (en) | 2020-12-29 | 2020-12-29 | Polishing device for production of hydraulic oil cylinder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112757148A CN112757148A (en) | 2021-05-07 |
| CN112757148B true CN112757148B (en) | 2022-06-21 |
Family
ID=75696821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011595292.XA Active CN112757148B (en) | 2020-12-29 | 2020-12-29 | Polishing device for production of hydraulic oil cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112757148B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM451206U (en) * | 2012-12-13 | 2013-04-21 | Jien Tsun Machinery Ind Co Ltd | Automatic material load/unload structure for wheel rim |
| CN207746878U (en) * | 2017-08-05 | 2018-08-21 | 苏州方德锐精密机电科技有限公司 | A kind of multi-work piece Reciprocatory abrasive Flow polishing machine |
| CN109773662A (en) * | 2019-02-21 | 2019-05-21 | 上海理工大学 | Using the inner hole of workpiece burnishing device of abrasive water-jet |
| CN210998104U (en) * | 2020-04-02 | 2020-07-14 | 美名格-艾罗（太仓）纺织机械有限公司 | Automatic change burring device |
| CN111716235A (en) * | 2020-06-19 | 2020-09-29 | 上海交通大学 | Heating-assisted chemical mechanical composite abrasive flow polishing device and method |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2838365B1 (en) * | 2002-04-11 | 2004-12-10 | Soitec Silicon On Insulator | MECHANICAL-CHEMICAL POLISHING MACHINE FOR A MATERIAL WAFER AND ABRASIVE DISPENSING DEVICE EQUIPPED WITH SUCH A MACHINE |
| KR101123582B1 (en) * | 2009-08-31 | 2012-03-20 | 주식회사 에이제이에스티 | Polisher of pipe outside |
| CA2857213C (en) * | 2013-08-10 | 2016-11-22 | Taizhou Federal Robot Technology Co., Ltd. | A surface processing system for a work piece |
| KR101758864B1 (en) * | 2015-03-06 | 2017-07-17 | 김삼중 | Internal grinding device for curved pipe |
-
2020
- 2020-12-29 CN CN202011595292.XA patent/CN112757148B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM451206U (en) * | 2012-12-13 | 2013-04-21 | Jien Tsun Machinery Ind Co Ltd | Automatic material load/unload structure for wheel rim |
| CN207746878U (en) * | 2017-08-05 | 2018-08-21 | 苏州方德锐精密机电科技有限公司 | A kind of multi-work piece Reciprocatory abrasive Flow polishing machine |
| CN109773662A (en) * | 2019-02-21 | 2019-05-21 | 上海理工大学 | Using the inner hole of workpiece burnishing device of abrasive water-jet |
| CN210998104U (en) * | 2020-04-02 | 2020-07-14 | 美名格-艾罗（太仓）纺织机械有限公司 | Automatic change burring device |
| CN111716235A (en) * | 2020-06-19 | 2020-09-29 | 上海交通大学 | Heating-assisted chemical mechanical composite abrasive flow polishing device and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112757148A (en) | 2021-05-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1212917C (en) | Method and continuous production line of plastic tubes with bi-axial drawing, and resulting plastic tube | |
| CN112720241A (en) | Round bar polishing equipment | |
| CN112757148B (en) | Polishing device for production of hydraulic oil cylinder | |
| CN212218108U (en) | Correcting and derusting device for air valve steel bar machining | |
| CN108481187A (en) | A kind of materials in the tube blanking organisation of working | |
| CN112692663B (en) | Cylinder body inner wall grinding device is used in hydraulic cylinder production | |
| CN217143319U (en) | Wide-diameter pipeline polishing device for construction of sewage plant | |
| CN111644967A (en) | Steel bottle rust cleaning restoration recovery plant | |
| CN116652807A (en) | Method and equipment for repairing and honing cylinder sleeve of marine internal combustion engine | |
| CN112720238B (en) | Processing equipment for producing hydraulic oil cylinder | |
| CN218168968U (en) | Pipeline threading machine | |
| US3978978A (en) | Apparatus for conveying particulate materials | |
| CN206998566U (en) | A kind of steel pipe cutting device with fixing function | |
| CN214868638U (en) | Pipeline cutting machine moulds plastics | |
| CN101372040B (en) | Seamless steel pipe inner bore cutting and processing equipment as well as method for processing the same | |
| CN211846071U (en) | Water-soluble mould-proof material conveying device | |
| CN208592712U (en) | A kind of materials in the tube blanking organisation of working | |
| CN211388211U (en) | Pipeline rust cleaning device for chemical equipment | |
| CN112845741A (en) | Corrugated pipe bending equipment and bending method thereof | |
| CN213004496U (en) | A grinding device for pipe fitting | |
| CN220803533U (en) | Lithotripter device | |
| CN212444813U (en) | Sand blasting machine with ultra-large pipe diameter | |
| CN214490149U (en) | Intelligent pipe conveying machine | |
| CN219564115U (en) | Wire winding equipment for anti-corrosion heat-insulation pipeline | |
| CN212886881U (en) | Construction site reinforcing bar rust cleaning device |
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 |