CN112792720A - Pneumatic high-adaptability cylindrical workpiece polishing device - Google Patents
Pneumatic high-adaptability cylindrical workpiece polishing device Download PDFInfo
- Publication number
- CN112792720A CN112792720A CN202110051174.0A CN202110051174A CN112792720A CN 112792720 A CN112792720 A CN 112792720A CN 202110051174 A CN202110051174 A CN 202110051174A CN 112792720 A CN112792720 A CN 112792720A
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- CN
- China
- Prior art keywords
- umbrella
- cylindrical workpiece
- main shaft
- telescopic cylinder
- air pump
- 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.)
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Classifications
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- 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
- B24B29/00—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
- B24B29/02—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces
- B24B29/04—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces for rotationally symmetrical workpieces, e.g. ball-, cylinder- or cone-shaped workpieces
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- 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
- B24B27/00—Other grinding machines or devices
- B24B27/02—Bench grinders
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- 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
- B24B41/067—Work supports, e.g. adjustable steadies radially supporting 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
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/02—Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables
- B24B47/06—Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables by liquid or gas pressure only
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
- B24B49/16—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation taking regard of the load
Abstract
The invention discloses a pneumatic high-adaptability cylindrical workpiece polishing device, which relates to the technical field of polishing devices and comprises a workbench, wherein a polishing mechanism is arranged on the workbench through a fixed frame, an inner groove penetrates upwards in the workbench, a telescopic cylinder is arranged at the bottom of the inner groove, the output end of the telescopic cylinder is connected with a fixing mechanism, the fixing mechanism is pushed to be flush with the top end of a cylindrical workpiece in the working process, the fixing mechanism comprises a main shaft, a plurality of umbrella covers and a plurality of annular bags, when the outer surface of the cylindrical workpiece is polished, the telescopic cylinder pushes the fixing mechanism into the workpiece, an air pump inflates air into a plurality of fixing spaces formed by the adjacent umbrella covers and the annular bags in a sealing mode, the umbrella covers are inflated and supported to enable a plurality of umbrella frameworks forming the umbrella covers to abut against the inner surface of the workpiece after rotating, and therefore the radius is smaller than the length of the umbrella frameworks, All cylindrical workpieces with the height lower than the length of the main shaft can form an effective fixing effect.
Description
Technical Field
The invention relates to the technical field of polishing devices, in particular to a pneumatic high-adaptability cylindrical workpiece polishing device.
Background
In the long-time use of work piece, the damage can appear on the work piece surface, needs polish to polish the work piece surface this moment, avoids the work piece of damage deepening the damage degree of work piece on the one hand and influence its performance on the other hand and then influence the processing progress when continuing to use. Among many workpieces, a cylindrical workpiece is a common workpiece, and when polishing and grinding the outer surface of the cylindrical workpiece, the conventional polishing method is that an operator holds the cylindrical workpiece by hand and performs surface polishing processing through a polishing sheet, but the cylindrical workpiece is not fixed by the polishing method, so that a uniform polishing effect is difficult to be formed on the surface of the cylindrical workpiece, and the cylindrical workpiece is easily accidentally injured when the operator holds the cylindrical workpiece.
Disclosure of Invention
The invention provides a pneumatic high-adaptability cylindrical workpiece polishing device, and aims to solve the problem that the surface of a cylindrical workpiece is difficult to form uniform polishing effect in a surface polishing mode of a handheld cylindrical workpiece through a polishing sheet in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
a pneumatic high-adaptability polishing device for cylindrical workpieces comprises a workbench, wherein a polishing mechanism is mounted on the workbench through a fixing frame, an inner groove penetrates upwards in the workbench, a telescopic cylinder is mounted at the bottom of the inner groove, the output end of the telescopic cylinder is connected with a fixing mechanism, the fixing mechanism is pushed to be flush with the top end of the cylindrical workpiece in the working process, the fixing mechanism comprises a main shaft, a plurality of umbrella covers and a plurality of annular bags, the main shaft is axially connected with the umbrella covers, the umbrella covers comprise a plurality of umbrella frameworks and elastic membranes, the umbrella frameworks are rotatably connected to the edges of the same radial section of the main shaft in the circumferential direction and far away from one end of the main shaft, piezoelectric sheets are mounted on the elastic membranes, the elastic membranes are fixedly connected to the umbrella frameworks and the main shaft in a sealing manner, the edges of the adjacent umbrella covers are fixedly connected with the same annular bag in the circumferential direction, and the annular bags between the adjacent umbrella covers jointly form, the utility model discloses a flexible air pump, including main shaft, workstation, flexible cylinder, a plurality of piezoelectric patches, air pump, control circuit, flexible cylinder, a plurality of piezoelectric patches and air pump electric connection, set up the intercommunication groove in the main shaft, the intercommunication groove runs through the main shaft intercommunication respectively with a plurality of fixed spaces intercommunication and bottom, install the air pump in the workstation, wherein the hose is kept away from intercommunication groove one end intercommunication on the air pump, install control circuit in the workstation, control circuit and telescopic cylinder, a plurality of.
Preferably, the polishing mechanism is composed of a rotating motor, a rotatable frame coaxially and rotatably connected to the output end of the rotating motor, and a polishing sheet arranged at the bottom of the frame, wherein the rotating motor is axially collinear with the spindle.
Preferably, the fixing mechanism is completely pushed out of the inner groove when the output end of the telescopic cylinder is in the maximum extension state, the radius of the inner groove is smaller than that of the cylindrical workpiece, and the length of the main shaft is larger than that of the cylindrical workpiece.
Preferably, umbrella frame length is greater than tube-shape work piece radius, umbrella frame keeps away from main shaft one end fixedly connected with block rubber, piezoelectric patches fixed connection is between block rubber and umbrella frame, and accepts the pressure and produce the piezoelectricity signal between tube-shape work piece internal surface and the umbrella frame.
Preferably, the control circuit starts to work when the working process of the telescopic cylinder is finished, the control circuit controls the air pump to work so that air is introduced into the fixed space through the hose and the communicating groove, and the air pump is controlled to keep the current state when the signal intensity of the piezoelectric signal of the piezoelectric sheet reaches a preset threshold value.
Preferably, the control circuit controls the output end of the telescopic cylinder to contract to perform partial return work after the air pump finishes working until the piezoelectric signal of the piezoelectric sheet is increased to the upper limit threshold.
Compared with the prior art, the invention has the following beneficial effects:
1. when the invention polishes the outer surface of a cylindrical workpiece, the telescopic cylinder works to push the fixing mechanism out along the inner groove and is flush with the top end of the workpiece placed on a workbench at the top of the inner groove, at the moment, the control circuit works to control the air pump to inflate the communicating groove in the main shaft of the fixing mechanism, the communicating groove inflates a plurality of fixing spaces formed by adjacent umbrella covers and annular bags between the adjacent umbrella covers, part of the fixing spaces positioned in the cylindrical workpiece are not bound by the inner groove to begin to expand, the umbrella covers forming the part of the fixing spaces are inflated and rotated to be supported, so that a plurality of umbrella frameworks forming the umbrella covers are abutted against the inner surface of the workpiece after being rotated, thereby forming effective fixing effect on all cylindrical workpieces with the radius smaller than the length of the umbrella frameworks and the height smaller than the length of the main shaft, and being beneficial to keeping the coaxiality of the workpieces and a rotating motor, the coaxiality of the cylindrical workpiece does not need to be adjusted manually and specially.
2. According to the invention, as the inflation in the fixing space is carried out, the pressure between the inner surface of the cylindrical workpiece and the umbrella framework is gradually increased until the intensity of the piezoelectric signal of the piezoelectric sheet between the inner surface of the cylindrical workpiece and the umbrella framework received by the control circuit reaches a preset threshold value, the air pump is controlled to keep the current state, so that the fixing effect of the umbrella surface on various cylindrical workpieces is kept, and the workpieces are prevented from being damaged by overlarge contact pressure between the fixing mechanism and the cylindrical workpiece.
3. When a plurality of umbrellas form a propping and fixing effect on a workpiece, the annular bag is inflated and supported to be pressed against the inner surface of the workpiece to form comprehensive contact on the inner surface of the workpiece, so that the contact area between the fixing mechanism and the workpiece is increased, and the fixing effect is improved; meanwhile, the control circuit controls the output end of the telescopic cylinder to contract to perform partial return stroke work until the piezoelectric signal of the piezoelectric sheet is increased to an upper limit threshold value, so that the main shaft moves downwards to tighten the umbrella framework, and the fixing effect of the main shaft on the workpiece is further improved.
Drawings
FIG. 1 is a schematic structural view of an end state of a telescopic cylinder according to the present invention;
FIG. 2 is a schematic structural diagram of the working state of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
fig. 4 is a structural schematic view of the B-direction fixing mechanism in fig. 2.
In the figure: 1 workbench, 11 polishing mechanism, 12 inner grooves, 2 telescopic cylinders, 3 fixing mechanism, 31 main shaft, 311 communicating groove, 32 umbrella surface, 321 umbrella framework, 3211 piezoelectric sheet, 322 elastic membrane, 33 annular bag, 34 air pump, 4 control circuit.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, a pneumatic high-adaptability polishing device for cylindrical workpieces comprises a workbench 1, wherein a polishing mechanism 11 is mounted on the workbench 1 through a fixing frame, the polishing mechanism 11 is composed of a rotating motor, a rotatable frame coaxially and rotatably connected to the output end of the rotating motor and a polishing sheet mounted at the bottom of the frame in the prior art, the axial direction of the rotating motor is collinear with the axial direction of a processing position, and the frame rotates to drive the polishing sheet to polish and process the outer surface of the cylindrical workpiece on the processing position through the work of the rotating motor.
The inside upward inside of workstation 1 runs through and opens there is interior groove 12, and the processing position is located 1 upper surface of workstation on interior groove 12 promptly, and telescopic cylinder 2 is installed to interior groove 12 bottom, and the 2 output of telescopic cylinder is connected with fixed establishment 3, and pushes away fixed establishment 3 when the course of the work to with tube-shape work piece top parallel and level, makes things convenient for fixed establishment 3 to fix the tube-shape work piece.
The fixing mechanism 3 comprises a main shaft 31, a plurality of umbrella covers 32 and a plurality of annular bags 33, when the output end of the telescopic cylinder 2 is in the maximum extension state, the fixing mechanism 3 is completely pushed out of the inner groove 12, the radius of the inner groove 12 is smaller than that of the cylindrical workpiece, and the length of the main shaft 31 is larger than that of the cylindrical workpiece, so that the fixing mechanism is suitable for the cylindrical workpieces with different radii and lengths.
The main shaft 31 is connected with a plurality of umbrella covers 32 along the axial direction, the umbrella cover 32 comprises a plurality of umbrella frameworks 321 and elastic membranes 322, the umbrella frameworks 321 are all rotatably connected to the edge of the peripheral side of the same radial section of the main shaft 31, and the elastic membranes 322 are fixedly connected to the umbrella frameworks 321 and the main shaft 31 in a sealing mode, so that a group of umbrella frameworks 321 and one elastic membrane 322 form one umbrella cover 32, and when the umbrella cover 32 is supported, a fixing effect is formed on the inner surface of a cylindrical workpiece.
The same annular bag 33 is fixedly connected with the edges of the peripheral sides of the adjacent elastic films 322 in a sealing mode, the annular bags 33 between the adjacent umbrella covers 32 and the adjacent umbrella covers 32 jointly form a sealed fixing space, a communicating groove 311 is formed in the main shaft 31, the communicating groove 311 is communicated with a plurality of fixing spaces respectively, the bottom of the communicating groove 311 penetrates through the main shaft 31 and is communicated with a hose, an air pump 34 is installed in the workbench 1, one end, far away from the communicating groove 311, of the hose is communicated with the air pump 34, the air pump 34 works and inflates air into the fixing space through the hose and the communicating groove 311, therefore the umbrella covers 32 forming the fixing space rotate to be supported, the annular bags 33 are attached to the inner surface of a cylindrical.
Install control circuit 4 in the workstation 1, not shown in the figure, control circuit 4 and telescopic cylinder 2, a plurality of piezoelectric patches 3211 and air pump 34 electric connection, control circuit 4 begins work when telescopic cylinder 2 work process finishes, control circuit 4 control air pump 34 work makes it let in the air through hose and intercommunication groove 311 in to the fixed space, and receive piezoelectric signal of piezoelectric patches 3211 and control air pump 34 and keep current state when its signal strength reaches the preset threshold value, it supports to make umbrella face 32 on main shaft 31 rotate to prop up and make umbrella frame 321 support and lean on the tube-shape work piece inner surface and form fixed effect to it.
The control circuit 4 controls the output end of the telescopic cylinder 2 to contract to perform partial return work after the air pump 34 finishes working until the piezoelectric signal of the piezoelectric sheet 3211 is increased to an upper limit threshold value, so that the main shaft 31 moves downwards, the umbrella frame 321 is further tensioned, and the fixing effect of the umbrella frame 321 on a workpiece is improved.
The principles of the present invention are now described as follows:
when the outer surface of a cylindrical workpiece to be polished is polished, the workpiece is coaxially placed on the upper surface of a workbench 1 at the outer periphery of an inner groove 12, a telescopic cylinder 2 at the bottom of the inner groove 12 is controlled to work, a fixing mechanism 3 connected with the output end of the telescopic cylinder is pushed to be flush with the top end of the workpiece in the working process, a control circuit 4 in the workbench 1 starts to work, the control circuit 4 controls an air pump 34 to work to inflate a communicating groove 311 in a main shaft 31 in the fixing mechanism 3 through a hose, the communicating groove 311 is respectively communicated with a plurality of sealed fixing spaces formed by adjacent umbrella covers 32 and annular bags 33 between the adjacent umbrella covers 32, so that air is introduced into the fixing spaces, part of the fixing spaces in the cylindrical workpiece are not bound by the inner groove 12 and start to expand, the umbrella covers 32 forming the part of the fixing spaces rotate and support, and a plurality of umbrella frameworks 321 forming the umbrella covers 32 are abutted against the inner surface of the workpiece after rotating, thereby forming a fixing effect on the workpiece, and simultaneously being beneficial to keeping the coaxiality of the workpiece and the rotating motor and improving the grinding and polishing uniformity;
along with the inflation in the fixed space, the piezoelectric pieces 3211 between the inner surface of the cylindrical workpiece and the umbrella frame 321 receive the pressure of the inner surface of the cylindrical workpiece and the umbrella frame and generate piezoelectric signals, the control circuit 4 receives the piezoelectric signals of the piezoelectric pieces 3211, controls the air pump 34 to keep the current state when the signal intensity reaches a preset threshold value, keeps the fixing effect of the umbrella cover 32 on the cylindrical workpiece, and controls the contact pressure of the fixing mechanism 3 and the cylindrical workpiece at the same time, so that the workpiece is prevented from being damaged due to overlarge pressure when the cylindrical workpiece is fixed;
when the umbrella surface 32 forms a propping and fixing effect on a workpiece, the annular bag 33 is inflated and supported to press against the inner surface of the workpiece, so that the inner surface of the workpiece is in overall contact, the contact area between the fixing mechanism 3 and the workpiece is increased, the fixing effect is improved, meanwhile, the control circuit 4 controls the output end of the telescopic cylinder 2 to contract for partial return stroke work after the air pump 34 finishes working until the piezoelectric signal of the piezoelectric sheet 3211 is increased to an upper limit threshold value, so that the main shaft 31 moves downwards to tighten the umbrella framework 321, and the fixing effect of the main shaft on the workpiece is further improved;
and finally, the polishing mechanism 11 is used for polishing the outer surface of the fixed cylindrical workpiece, when the workpiece is released to be fixed, the air pump 34 works to pump back air, so that the fixing mechanism 3 is recovered, the telescopic cylinder 2 finishes the whole output end contraction return stroke work again, the whole normal recovery initial state is realized, and the polishing and polishing processing of the next cylindrical workpiece is facilitated.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The utility model provides a pneumatic high adaptability tube-shape work piece burnishing device, includes workstation (1), install polishing mechanism (11) through the mount on workstation (1), its characterized in that, it has inside groove (12) to run through upwards in workstation (1), telescopic cylinder (2) are installed to inside groove (12) bottom, telescopic cylinder (2) output is connected with fixed establishment (3), and pushes away fixed establishment (3) to the parallel and level with tube-shape work piece top during the course of the work, fixed establishment (3) include main shaft (31), a plurality of umbrella face (32) and a plurality of annular bag (33) are constituteed, main shaft (31) are connected with a plurality of umbrella face (32) along the axial, umbrella face (32) include a plurality of umbrella skeletons (321) and elastic membrane (322), and a plurality of umbrella skeletons (321) all rotate to be connected on the same radial cross-section week side edge of main shaft (31) and keep away from main shaft (31) one end and install piezoelectric patches (3211), elastic membrane (322) sealed fixed connection on a plurality of umbrella skeletons (321) and on main shaft (31), wherein same annular bag (33) of adjacent elastic membrane (322) week side edge seal fixedly connected with, wherein annular bag (33) between adjacent umbrella face (32) and adjacent umbrella face (32) constitute sealed fixed space jointly, intercommunication groove (311) have been seted up in main shaft (31), intercommunication groove (311) run through main shaft (31) intercommunication with a plurality of fixed space intercommunication and bottom respectively and have the hose, install air pump (34) in workstation (1), wherein the hose is kept away from intercommunication groove (311) one end intercommunication on air pump (34), install control circuit (4) in workstation (1), control circuit (4) and telescopic cylinder (2), a plurality of piezoelectric patches (3211) and air pump (34) electric connection.
2. The pneumatic high-adaptability cylindrical workpiece polishing device as claimed in claim 1, wherein the polishing mechanism (11) comprises a rotary motor, a rotatable frame coaxially and rotatably connected to the output end of the rotary motor and a polishing sheet arranged at the bottom of the frame, and the rotary motor is axially collinear with the spindle (31).
3. The pneumatic highly adaptable cylindrical workpiece polishing device as claimed in claim 1, wherein the output end of the telescopic cylinder (2) pushes the holding means (3) completely out of the inner groove (12) at the maximum elongation state, the radius of the inner groove (12) is smaller than the radius of the cylindrical workpiece, and the length of the main shaft (31) is larger than the length of the cylindrical workpiece.
4. The pneumatic high-adaptability cylindrical workpiece polishing device as claimed in claim 1, wherein the length of the umbrella frame (321) is greater than the radius of the cylindrical workpiece, a rubber block is fixedly connected to one end of the umbrella frame (321) far away from the main shaft (31), and the piezoelectric plate (3211) is fixedly connected between the rubber block and the umbrella frame (321), receives the pressure between the inner surface of the cylindrical workpiece and the umbrella frame (321), and generates a piezoelectric signal.
5. The pneumatic high-adaptability cylindrical workpiece polishing device as claimed in claim 4, wherein the control circuit (4) starts to operate when the working process of the telescopic cylinder (2) is finished, the control circuit (4) controls the air pump (34) to operate so that air is introduced into the fixed space through the hose and the communication groove (311), and the air pump (34) is controlled to keep the current state when the signal intensity of the piezoelectric signal of the piezoelectric sheet (3211) reaches a preset threshold value.
6. The pneumatic high-adaptability cylindrical workpiece polishing device as claimed in claim 5, wherein the control circuit (4) controls the output end of the telescopic cylinder (2) to contract for partial return operation after the air pump (34) is operated, until the piezoelectric signal of the piezoelectric sheet (3211) is increased to an upper threshold value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110051174.0A CN112792720A (en) | 2021-01-14 | 2021-01-14 | Pneumatic high-adaptability cylindrical workpiece polishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110051174.0A CN112792720A (en) | 2021-01-14 | 2021-01-14 | Pneumatic high-adaptability cylindrical workpiece polishing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112792720A true CN112792720A (en) | 2021-05-14 |
Family
ID=75811015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110051174.0A Withdrawn CN112792720A (en) | 2021-01-14 | 2021-01-14 | Pneumatic high-adaptability cylindrical workpiece polishing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112792720A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114654373A (en) * | 2022-04-19 | 2022-06-24 | 江西瑞冠精密铸造有限公司 | High-precision polishing device for casting machining |
| CN114952589A (en) * | 2022-05-30 | 2022-08-30 | 马鞍山市龙腾机电科技有限公司 | Deburring grinding device for straight-groove heat-dissipation type cast motor shell |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201630401U (en) * | 2010-03-09 | 2010-11-17 | 周恩楠 | Inflatable umbrella |
| CN106956206A (en) * | 2017-03-29 | 2017-07-18 | 施亮 | Cylinder burnishing device is used in a kind of water purifier production |
| CN111558852A (en) * | 2020-04-19 | 2020-08-21 | 李洪伟 | Reciprocating type polishing device and method for stainless steel pipe machining |
| CN111761381A (en) * | 2020-06-23 | 2020-10-13 | 张子辉 | Machine tool clamp for tubular part |
| CN111889542A (en) * | 2019-05-06 | 2020-11-06 | 梅广庆 | Coaxial asynchronous tensioning device of pipeline end face shaping equipment |
-
2021
- 2021-01-14 CN CN202110051174.0A patent/CN112792720A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201630401U (en) * | 2010-03-09 | 2010-11-17 | 周恩楠 | Inflatable umbrella |
| CN106956206A (en) * | 2017-03-29 | 2017-07-18 | 施亮 | Cylinder burnishing device is used in a kind of water purifier production |
| CN111889542A (en) * | 2019-05-06 | 2020-11-06 | 梅广庆 | Coaxial asynchronous tensioning device of pipeline end face shaping equipment |
| CN111558852A (en) * | 2020-04-19 | 2020-08-21 | 李洪伟 | Reciprocating type polishing device and method for stainless steel pipe machining |
| CN111761381A (en) * | 2020-06-23 | 2020-10-13 | 张子辉 | Machine tool clamp for tubular part |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114654373A (en) * | 2022-04-19 | 2022-06-24 | 江西瑞冠精密铸造有限公司 | High-precision polishing device for casting machining |
| CN114952589A (en) * | 2022-05-30 | 2022-08-30 | 马鞍山市龙腾机电科技有限公司 | Deburring grinding device for straight-groove heat-dissipation type cast motor shell |
| CN114952589B (en) * | 2022-05-30 | 2023-11-03 | 马鞍山市龙腾机电科技有限公司 | Deburring grinding device of straight flute heat dissipation type casting motor housing |
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Application publication date: 20210514 |
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