CN110614588A - Rotary polishing device and method for blind hole polishing - Google Patents
Rotary polishing device and method for blind hole polishing Download PDFInfo
- Publication number
- CN110614588A CN110614588A CN201910984160.7A CN201910984160A CN110614588A CN 110614588 A CN110614588 A CN 110614588A CN 201910984160 A CN201910984160 A CN 201910984160A CN 110614588 A CN110614588 A CN 110614588A
- Authority
- CN
- China
- Prior art keywords
- air
- joint
- workpiece
- clamping head
- blind hole
- 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
- 238000005498 polishing Methods 0.000 title claims abstract description 55
- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000002245 particle Substances 0.000 claims description 55
- 239000007788 liquid Substances 0.000 claims description 43
- 230000006835 compression Effects 0.000 claims description 25
- 238000007906 compression Methods 0.000 claims description 25
- 238000003754 machining Methods 0.000 claims description 20
- 238000009423 ventilation Methods 0.000 claims description 19
- 238000000605 extraction Methods 0.000 claims description 17
- 238000009434 installation Methods 0.000 claims description 12
- 230000005484 gravity Effects 0.000 claims description 7
- 238000003825 pressing Methods 0.000 claims description 6
- 230000000737 periodic effect Effects 0.000 claims description 4
- 238000005086 pumping Methods 0.000 claims description 4
- 239000000284 extract Substances 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 description 7
- 238000010146 3D printing Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000007517 polishing process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000007514 turning Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 210000003709 heart valve Anatomy 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005488 sandblasting Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
- B24C1/08—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for polishing surfaces, e.g. smoothing a surface by making use of liquid-borne abrasives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/32—Abrasive blasting machines or devices; Plants designed for abrasive blasting of particular work, e.g. the internal surfaces of cylinder blocks
- B24C3/325—Abrasive blasting machines or devices; Plants designed for abrasive blasting of particular work, e.g. the internal surfaces of cylinder blocks for internal surfaces, e.g. of tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C5/00—Devices or accessories for generating abrasive blasts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C7/00—Equipment for feeding abrasive material; Controlling the flowability, constitution, or other physical characteristics of abrasive blasts
- B24C7/0046—Equipment for feeding abrasive material; Controlling the flowability, constitution, or other physical characteristics of abrasive blasts the abrasive material being fed in a gaseous carrier
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a rotary polishing device for blind hole polishing and a method thereof, and the rotary polishing device comprises a workbench, a mobile positioning assembly, a flow channel assembly and a rotary clamping assembly, wherein the mobile positioning assembly comprises a horizontal module mounting frame, a horizontal linear module, a horizontal module driving motor, a vertical linear module and a vertical module driving motor; the invention can polish the blind holes of the blind hole type workpieces, and the rotating motor is used for driving the workpieces to be processed to rotate during processing, so that abrasive flow can collide the inner walls of the blind holes more disorderly during processing, and the processing efficiency of the blind holes is improved.
Description
Technical Field
The invention relates to the field of abrasive particle flow polishing, in particular to a rotary polishing device and a method for blind hole polishing, wherein the abrasive particle flow impacts a rotary workpiece by utilizing periodic positive and negative pressure.
Background
The 3D printing technology is also called additive manufacturing technology, i.e. an advanced manufacturing technology called rapid prototyping in China, and its essential principle is discretization and stacking, i.e. with the aid of a computer, the manufacturing of a three-dimensional entity is converted into a stack of two-dimensional layers and a continuous superposition along the prototyping direction by slicing the entity model, and finally the manufacturing of the three-dimensional entity is achieved. With the use of 3D printing technology becoming more and more widespread, blind hole products generated by the 3D printing technology are more and more. The blind hole is a blind hole relative to the through hole, and is widely applied to life and industrial production, and meanwhile, the high-precision blind hole has more and more extensive application, such as the blind hole of a pressure sensor shell; key parts in the vehicle engine, such as a plunger, an electromagnetic valve seat, a middle body of an oil sprayer, a blind hole of a pump body and the like, are used for realizing the high-efficiency operation of the engine; a blind hole in a prosthetic heart valve holder for medical applications.
Although 3D printing technology is better and finer at present, the surface of a 3D printed model is still rough. In order to solve the problem of rough surface, the traditional post-treatment method adopts methods such as mechanical grinding and surface sand blasting, but the traditional methods are easy to damage the shape required by the part, dust generated in the polishing process influences the environment and processing workers, and the traditional polishing method cannot polish the blind hole type workpiece with small aperture printed by 3D, especially the blind hole of the blind hole type workpiece.
Disclosure of Invention
The invention aims to solve the problem that the blind hole printed by the 3D printing technology cannot be polished by the conventional polishing method, and provides a rotary polishing device and a rotary polishing method for blind hole polishing.
The invention realizes the purpose through the following technical scheme: a rotary polishing device for blind hole polishing comprises a workbench, a movable positioning assembly, a flow channel assembly and a rotary clamping assembly;
the mobile positioning assembly comprises a horizontal module mounting frame, a horizontal linear module, a horizontal module driving motor, a vertical linear module and a vertical module driving motor, and the horizontal module mounting frame is fixed on the workbench; the horizontal linear module is horizontally fixed on the horizontal module mounting frame, the horizontal module driving motor is fixed at one end of the horizontal linear module, and a driving shaft of the horizontal module driving motor is connected with the horizontal linear module and drives a horizontal sliding block on the horizontal linear module to do linear motion along the horizontal direction; the vertical module driving motor is vertically fixed on the workbench, the vertical linear module is vertically fixed at the upper end of the vertical module driving motor, and a driving shaft of the vertical module driving motor is connected with the vertical linear module and drives a vertical sliding block on the vertical linear module to do linear motion along the vertical direction; the runner assembly is installed on a horizontal sliding block of the horizontal linear module, and the rotary clamping assembly is installed on a vertical sliding block of the vertical linear module; the rotary clamping assembly and the flow channel assembly are arranged on the same side of the horizontal linear module;
the rotary clamping assembly comprises a rotary motor, a motor mounting seat, a bearing, a supporting block, an auxiliary clamping head and a vertical mounting seat, the vertical mounting seat is fixed on the vertical sliding block, the supporting block is fixed on the vertical mounting seat, and an inclined mounting inclined plane which inclines downwards is arranged on the supporting block; a circular groove for mounting the auxiliary clamping head is formed in the mounting inclined plane; the supporting block is also provided with a motor mounting groove for mounting a rotating motor, the rotating motor is fixed in the motor mounting groove of the supporting block through a motor mounting seat, the bottom of the motor mounting groove is communicated with a bearing hole communicated with the circular groove, a bearing is embedded in the bearing hole, and an output shaft of the rotating motor penetrates through the bearing and is fixedly connected with the bottom of an auxiliary clamping head mounted in the circular groove;
the runner assembly comprises a main clamping head, a rotary joint fixing seat, a runner fixing plate, a sliding rail connecting plate, an air suction opening one-way valve, a gas-liquid abrasive flow joint, an abrasive flow inlet valve, an air compression opening one-way valve, a runner joint, a flange type rotary joint and a main clamping end O-shaped ring, the sliding rail connecting plate is vertically installed on a horizontal sliding block of the horizontal linear module, the runner fixing plate is fixedly installed on the sliding rail connecting plate, the rotary joint fixing seat is fixedly installed on the runner fixing plate, the flange type rotary joint is installed on the rotary joint fixing seat, and the axial lead of the flange type rotary joint is parallel to the axial lead of an output shaft of the rotary motor when the flange type rotary joint is; one end of the flange type rotary joint, which is close to the rotary clamping assembly, is a rotary end of the flange type rotary joint, a flange plate is arranged on the rotary end of the flange type rotary joint, a main clamping head is arranged on the flange plate at the rotary end of the flange type rotary joint, two ends of a workpiece to be processed are respectively clamped by the main clamping head and an auxiliary clamping head, and a blind hole of the workpiece to be processed is positioned at one end of the main clamping head; the other end of the flange-type rotary joint is a fixed end of the flange-type rotary joint, the flange-type rotary joint is connected with a gas-liquid abrasive particle flow joint through a flow channel joint, the gas-liquid abrasive particle flow joint is provided with three inlets and outlets which are respectively an abrasive particle flow inlet end, an abrasive particle flow outlet end and a ventilation end, the abrasive particle flow inlet end, the abrasive particle flow outlet end and the ventilation end are communicated with each other, the abrasive particle flow outlet end of the gas-liquid abrasive particle flow joint is connected with the flow channel joint, the abrasive particle flow inlet end of the gas-liquid abrasive particle flow joint is connected with an external abrasive particle flow generating device through an abrasive particle flow inlet valve and an abrasive particle flow; the suction T-shaped joint is provided with an air exhaust port, an air pressure port and a ventilation port which are communicated with each other, the ventilation port of the suction T-shaped joint is connected with the ventilation end of the air-liquid abrasive particle flow joint, the air exhaust port of the suction T-shaped joint is connected with an external air exhaust device through an air exhaust port one-way valve and an air exhaust pipeline, and the air pressure port of the suction T-shaped joint is connected with an external air pressure device through an air pressure port one-way valve and an air pressure pipeline; the air exchange end of the gas-liquid abrasive particle flow joint is positioned above the abrasive particle flow inlet end.
Furthermore, the main clamping head comprises a flange-shaped fixed flange end and a main mounting end for fixing a workpiece to be processed, the fixed flange end of the main clamping head is fixedly connected with a flange plate of the rotating end of the flange-type rotating joint through a bolt, a workpiece mounting main groove matched with the shape of the processing end of the workpiece to be processed is arranged on the main mounting end of the main clamping head, the processing end of the workpiece to be processed is mounted in the workpiece mounting main groove, the workpiece mounting main groove of the main clamping head is provided with a main clamping end O-shaped ring for preventing the processing end of the workpiece to be processed from sliding, the inner ring of the main clamping end O-shaped ring is attached to and sleeved on the processing end of the workpiece to be processed, and the outer ring of the main clamping end O-shaped ring is attached to the inner wall of the workpiece mounting main groove; the auxiliary clamping head comprises a cylindrical fixed end and an auxiliary mounting end used for fixing a workpiece to be machined, the fixed end of the auxiliary clamping head is fixedly mounted on an output shaft of the rotating motor, a workpiece mounting auxiliary groove matched with the shape of the rear end of the workpiece to be machined is formed in the auxiliary mounting end of the auxiliary clamping head, the rear end of the workpiece to be machined is mounted in the workpiece mounting auxiliary groove, an auxiliary clamping end O-shaped ring used for preventing the workpiece to be machined from sliding is arranged at the bottom of the workpiece mounting auxiliary groove of the auxiliary clamping head, the inner ring of the auxiliary clamping end O-shaped ring is attached to and sleeved at the rear end of the workpiece to be machined, and the outer ring of the auxiliary clamping end O-shaped ring is attached to the inner wall of the workpiece mounting auxiliary groove.
Further, the vertical module driving motor is fixed on the workbench through the vertical module mounting seat. The vertical module driving motor is fixed on the vertical module mounting seat through bolts, and the vertical module mounting seat is fixed on the workbench through bolts. One end of the horizontal linear module is provided with four bolt holes, the horizontal module driving motor is provided with four bolt holes matched with the bolt holes in the horizontal linear module, and the horizontal linear module driving motor is fixed through four fixing bolts penetrating through the bolt holes.
Furthermore, the gas-liquid abrasive particle flow joint is a square joint and is fixed on the slide rail connecting plate.
Further, the rotary joint fixing base comprises a flange type rotary joint fixing base and a flange type rotary joint fixing upper seat, arc-shaped grooves matched with the flange type rotary joints are formed in the flange type rotary joint fixing base and the flange type rotary joint fixing upper seat, the flange type rotary joint fixing base and the flange type rotary joint fixing upper seat clamp the flange type rotary joints together, and the flange type rotary joint fixing base and the flange type rotary joint fixing upper seat are fixedly connected through bolts.
Furthermore, the axial lead of the flange type rotary joint and the axial lead of the fixed end of the auxiliary clamping head are inclined at an angle of 30-60 degrees with the horizontal plane, and the axial lead of the flange type rotary joint and the axial lead of the fixed end of the auxiliary clamping head are perpendicular to the installation inclined plane of the supporting block.
Furthermore, the supporting block is a right-angle triangular prism-shaped supporting block, two right-angle surfaces and an installation inclined surface are arranged on the supporting block, the vertical installation seat is fixed on one right-angle surface of the supporting block, and the auxiliary clamping head is installed on the installation inclined surface of the supporting block.
Further, the air extracting device is an air extracting pump, and the air compressing device is an air compressor.
The rotary polishing method for blind hole polishing based on the rotary polishing device for blind hole polishing specifically comprises the following steps:
the method comprises the following steps: mounting a fixed end of a workpiece to be processed on an auxiliary clamping head through an auxiliary clamping end O-shaped ring;
step two: starting a vertical module driving motor, driving a vertical sliding block on a vertical linear module to move linearly downwards to drive a rotary clamping assembly and a rotary clamping assembly for clamping a workpiece to be processed to move downwards, and stopping the vertical module driving motor when reaching a proper height;
step three: starting a horizontal module driving motor, driving a flow channel assembly connected with a horizontal sliding block to move towards a workpiece to be processed by driving the horizontal sliding block on the horizontal linear module to horizontally move, and stopping the horizontal module driving motor when the horizontal module driving motor reaches a proper position;
step four: repeating the second step and the third step to enable the workpiece to be machined and the main clamping head on the horizontal linear module to gradually approach until the machining end of the workpiece to be machined completely extends into the main clamping head, an O-shaped ring at the main clamping end in the main clamping head completely sleeves the machining end of the workpiece to be machined, the workpiece to be machined is clamped by the main clamping head and the auxiliary clamping head together, and the blind hole of the workpiece to be machined is communicated with the flange type rotary joint;
step five: opening the abrasive particle flow generating device, the air extracting device and the air compressing device;
step six: closing the abrasive flow inlet valve and the air compression port one-way valve, opening the air extraction port one-way valve, and connecting the air extraction device with the air extraction port one-way valve through an air extraction pipeline for air extraction to enable the interiors of the blind hole of the workpiece to be processed and the flange type rotary joint to be in a negative pressure state;
step seven: closing the one-way valve of the air suction port, keeping the one-way valve of the air pressure port closed, and opening the abrasive flow inlet valve to enable abrasive flow generated in the abrasive flow generating device to flow through the abrasive flow inlet valve and the gas-liquid abrasive flow joint to enter the flange-type rotary joint;
step eight: closing the abrasive flow inlet valve, and enabling abrasive flow in the blind hole of the workpiece to be processed to flow backwards under the action of gravity;
step nine: keeping the one-way valve of the air suction opening closed, opening the one-way valve of the air compression opening, injecting compressed air into the air compression device, rapidly rushing into the flange type rotary joint through the one-way valve of the air compression opening, the T-shaped suction joint and the air-liquid abrasive particle flow joint, and pushing the abrasive particle flow to rapidly rush into a blind hole of a workpiece to be processed by the injected compressed air;
step ten: turning on a rotating motor, and driving the workpiece to be processed, the main clamping head and the rotating end of the flange type rotating joint to rotate together by the rotating motor through the auxiliary clamping head;
step eleven: the air pressure port one-way valve is closed, the air exhaust port one-way valve is opened, air in the flange type rotary joint is exhausted by the air exhaust device, abrasive flow is enabled to quickly flow out of the blind hole under the action force generated by gravity and the air exhaust device, and the air exhaust end of the air-liquid abrasive flow joint is located above the abrasive flow inlet end, so that the abrasive flow cannot be exhausted from the air exhaust end of the air-liquid abrasive flow joint when the air exhaust device exhausts air;
step twelve: the air suction port one-way valve and the air compression port one-way valve are opened in turn quickly, namely the ninth step and the eleventh step are repeated quickly, so that abrasive particle flow circularly enters and exits the blind hole of the workpiece to be machined under the action of periodic air suction until the blind hole polishing of the workpiece to be machined is completed;
step thirteen: after the machining is finished, the rotating motor is firstly closed, the air compression port one-way valve and the abrasive particle flow inlet valve are opened, the air suction port one-way valve, the air exhaust device, the air compression device and the abrasive particle flow generation device are closed, abrasive particles in the blind hole and the flange type rotating joint flow back to the abrasive particle flow generation device through the abrasive particle flow inlet valve, the air compression port one-way valve and the air compression device are closed, the horizontal module driving motor and the vertical module driving motor are sequentially started, the flow channel assembly leaves the rotating clamping assembly, a workpiece to be machined and the rotating clamping assembly are taken down, and the whole machining operation is finished.
The invention has the beneficial effects that:
1. the invention can polish the blind holes of blind hole workpieces, and the blind holes of the workpieces to be polished are in a negative pressure state by pumping air, so that abrasive flow can enter the blind holes more smoothly.
2. In the polishing process, the abrasive flow is used for repeatedly impacting the blind hole of the workpiece, so that the polishing efficiency is higher, the effect is better, micro-cutting is carried out, and the mechanical deformation of the surface of the workpiece is avoided.
3. The invention only needs less abrasive flow in the polishing process, and the abrasive flow is non-toxic, has higher safety and less pollution, and is environment-friendly.
4. The invention uses the mobile positioning component composed of the horizontal straight line module and the vertical straight line module to carry out mobile positioning, and can accurately position in the space too fast.
5. According to the invention, the workpiece to be processed is obliquely placed on the right-angle triangular prism-shaped supporting block, and the blind hole of the workpiece to be processed has a certain inclination angle, so that the movement of abrasive particles flowing into the blind hole is better disordered during polishing, and the polishing effect is better.
6. The invention inclines the opening of the workpiece to be processed downwards, so that abrasive flow flows backwards under the action of gravity and action force generated by air extraction in the air extraction stage of the polishing process.
7. According to the invention, during processing, the rotating motor is utilized to drive the whole body consisting of the auxiliary clamping head, the workpiece to be processed, the main clamping head and the rotating end of the flange type rotating joint to rotate together, so that abrasive flow can collide with the inner wall of the blind hole more disorderly during processing, and the processing efficiency of the blind hole is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of a rotary polishing apparatus for blind hole polishing according to the present invention.
Fig. 2 is a schematic view of the overall structure of the mobile positioning assembly of the present invention.
Fig. 3 is a schematic structural view of the flow channel assembly of the present invention.
Fig. 4 is a schematic view of an angled three-dimensional configuration of the gas-liquid abrasive flow joint and suction gas tee joint of the present invention.
Fig. 5 is a schematic three-dimensional view of another angle of the gas-liquid abrasive flow joint and suction gas T-joint of the present invention.
Fig. 6 is a schematic sectional view of the flow path portion of the flow path assembly of the present invention.
Fig. 7 is a schematic view of the overall mechanism of the rotating clamp assembly of the present invention.
Figure 8 is a cross-sectional view of the rotating clamp assembly of the present invention.
In the figure, 1-a mobile positioning assembly, 2-a flow channel assembly, 3-a rotary clamping assembly, 4-a workpiece to be processed, 5-a workbench, 101-a horizontal module mounting rack, 102-a horizontal module driving motor, 103-a horizontal sliding block, 104-a horizontal linear module, 105-a vertical linear module, 106-a vertical sliding block, 107-a vertical module driving motor, 108-a vertical module mounting seat, 201-a main clamping head, 202-a flange type rotary joint, 203-a rotary joint fixing seat, 204-a flow channel joint, 205-an air suction opening one-way valve, 206-a suction air T-shaped joint, 207-an abrasive particle flow inlet valve, 208-an air liquid abrasive particle flow joint, 209-an air compression opening one-way valve, 210-a flow channel fixing plate, 211-a slide rail connecting plate, a sliding rail connecting plate, 212-air pressing port, 213-air suction port, 214-abrasive flow inlet port, 215-abrasive flow outlet port, 216-main clamping end O-shaped ring, 301-supporting block, 302-rotating motor, 303-vertical mounting seat, 304-auxiliary clamping head, 305-auxiliary clamping end O-shaped ring, 306-bearing and 307-motor mounting seat.
Detailed Description
The invention will be further described with reference to the accompanying drawings in which:
as shown in fig. 1 to 8, a rotary polishing device for blind hole polishing comprises a worktable 5, a mobile positioning assembly 1, a flow channel assembly 2 and a rotary clamping assembly 3.
The mobile positioning assembly 1 comprises a horizontal module mounting frame 101, a horizontal linear module 104, a horizontal module driving motor 102, a vertical linear module 105 and a vertical module driving motor 107, wherein the horizontal module mounting frame 101 is fixed on the workbench 5; the horizontal linear module 104 is horizontally fixed on the horizontal module mounting frame 101, the horizontal module driving motor 102 is fixed at one end of the horizontal linear module 104, and a driving shaft of the horizontal module driving motor 102 is connected with the horizontal linear module 104 and drives the horizontal slider 103 on the horizontal linear module 104 to do linear motion along the horizontal direction; the vertical module driving motor 107 is vertically fixed on the workbench 5, the vertical linear module 105 is vertically fixed at the upper end of the vertical module driving motor 107, and a driving shaft of the vertical module driving motor 107 is connected with the vertical linear module 105 and drives the vertical slider 106 on the vertical linear module 105 to do linear motion along the vertical direction; the runner assembly 2 is arranged on a horizontal sliding block 103 of a horizontal linear module 104, and the rotary clamping assembly 3 is arranged on a vertical sliding block 106 of a vertical linear module 105; the rotating clamping assembly 3 and the runner assembly 2 are arranged on the same side of the horizontal linear module 104.
The rotary clamping component 3 comprises a rotary motor 302, a motor mounting seat 307, a bearing 306, a supporting block 301, an auxiliary clamping head 304 and a vertical mounting seat 303, wherein the vertical mounting seat 303 is fixed on a vertical sliding block 106, the supporting block 301 is fixed on the vertical mounting seat 303, and an inclined downward mounting inclined plane is arranged on the supporting block 301; a circular groove for mounting the auxiliary clamping head 304 is formed on the mounting inclined plane; the supporting block 301 is further provided with a motor mounting groove for mounting the rotating motor 302, the rotating motor 302 is fixed in the motor mounting groove of the supporting block 301 through a motor mounting seat 307, the bottom of the motor mounting groove is communicated with a bearing hole communicated with the circular groove, the bearing 306 is embedded in the bearing hole, and an output shaft of the rotating motor 302 penetrates through the bearing 306 and is fixedly connected with the bottom of the auxiliary clamping head 304 mounted in the circular groove.
The flow channel assembly 2 comprises a main clamping head 201, a rotary joint fixing seat 203, a flow channel fixing plate 210, a sliding rail connecting plate 211, a pumping port one-way valve 205, a gas-liquid abrasive particle flow joint 208, an abrasive particle flow inlet valve 207, a gas compressing port one-way valve 209, a flow channel joint 204, a flange type rotary joint 202 and a main clamping end O-shaped ring 216, wherein the sliding rail connecting plate 211 is vertically installed on a horizontal sliding block 103 of a horizontal linear module 104, the flow channel fixing plate 210 is fixedly installed on the sliding rail connecting plate 211, the rotary joint fixing seat 203 is fixedly installed on the flow channel fixing plate 210, the flange type rotary joint 202 is installed on the rotary joint fixing seat 203, and the axial lead of the flange type rotary joint 202 is parallel to the axial lead of an output shaft of a rotary motor 302 when; one end of the flange-type rotating joint 202, which is close to the rotating clamping component 3, is a rotating end of the flange-type rotating joint 202, a flange is arranged at the rotating end of the flange-type rotating joint 202, the main clamping head 201 is arranged on the flange at the rotating end of the flange-type rotating joint 202, two ends of a workpiece 4 to be processed are respectively clamped by the main clamping head 201 and the auxiliary clamping head 304, and a blind hole of the workpiece 4 to be processed is positioned at one end of the main clamping head 201; the other end of the flange-type rotary joint 202 is a fixed end of the flange-type rotary joint 202, the flange-type rotary joint 202 is connected with a gas-liquid abrasive flow joint 208 through a flow passage joint 204, the gas-liquid abrasive flow joint 208 is provided with three inlets and outlets which are respectively a abrasive flow inlet end 214, an abrasive flow outlet end 215 and a ventilation end, the abrasive flow inlet end 214, the abrasive flow outlet end 215 and the ventilation end are communicated with each other, the abrasive flow outlet end 215 of the gas-liquid abrasive flow joint 208 is connected with the flow passage joint 204, the abrasive flow inlet end 214 of the gas-liquid abrasive flow joint 208 is connected with an external abrasive flow generating device through an abrasive flow inlet valve 207 and an abrasive flow pipeline, and the ventilation end of the gas-liquid abrasive flow joint 208; the suction T-shaped joint 206 is provided with an air suction port 213, an air compression port 212 and a ventilation port, the air suction port 213, the air compression port 212 and the ventilation port are communicated with each other, the ventilation port of the suction T-shaped joint 206 is connected with the ventilation end of the air-liquid abrasive particle flow joint 208, the air suction port 213 of the suction T-shaped joint 206 is connected with an external air suction device through an air suction port one-way valve 205 and an air suction pipeline, and the air compression port 212 of the suction T-shaped joint 206 is connected with the external air compression device through an air compression port one-way valve 209 and an air compression pipeline; the gas exchange end of the gas-liquid abrasive flow joint 208 is positioned above the abrasive flow inlet end 214.
The main clamping head 201 comprises a flange-shaped fixed flange end and a main mounting end used for fixing a workpiece 4 to be machined, the fixed flange end of the main clamping head 201 is fixedly connected with a flange plate of a rotating end of the flange-type rotating joint 202 through a bolt, a workpiece mounting main groove matched with the shape of the machining end of the workpiece 4 to be machined is arranged on the main mounting end of the main clamping head 201, the machining end of the workpiece 4 to be machined is mounted in the workpiece mounting main groove, the workpiece mounting main groove of the main clamping head 201 is provided with a main clamping end O-shaped ring 216 used for preventing the machining end of the workpiece 4 to be machined from sliding, the inner ring of the main clamping end O-shaped ring 216 is attached to and sleeved on the machining end of the workpiece 4 to be machined, and the outer ring of the main clamping end O-shaped ring 216 is attached to the inner wall of the workpiece mounting; the auxiliary clamping head 304 comprises a cylindrical fixed end and an auxiliary mounting end used for fixing the workpiece 4 to be machined, the fixed end of the auxiliary clamping head 304 is fixedly mounted on an output shaft of the rotating motor, a workpiece mounting auxiliary groove matched with the shape of the rear end of the workpiece 4 to be machined is formed in the auxiliary mounting end of the auxiliary clamping head 304, the rear end of the workpiece 4 to be machined is mounted in the workpiece mounting auxiliary groove, an auxiliary clamping end O-shaped ring 305 used for preventing the workpiece 4 to be machined from sliding is arranged at the bottom of the workpiece mounting auxiliary groove of the auxiliary clamping head 304, the inner ring of the auxiliary clamping end O-shaped ring 305 is attached and sleeved at the rear end of the workpiece 4 to be machined, and the outer ring of the auxiliary clamping end O-shaped ring 305 is attached to the inner wall of the workpiece mounting auxiliary groove.
The main clamping head 201 and the auxiliary clamping head 304 are clamping heads which can be conveniently disassembled and replaced, when different blind hole workpieces are processed, only the corresponding main clamping head 201 and the corresponding auxiliary clamping head 304 need to be replaced, the flange-shaped fixed flange end of the main clamping head 201 and the cylindrical fixed end of the auxiliary clamping head 304 are the same, and the difference lies in one end used for mounting the blind hole workpieces.
The vertical module driving motor 107 is fixed on the work table 5 through a vertical module mounting seat 108.
The gas-liquid abrasive particle flow joint 208 is a square joint, and the gas-liquid abrasive particle flow joint 208 is fixed on the slide rail connecting plate 211.
The rotary joint fixing seat 203 comprises a flange type rotary joint fixing base and a flange type rotary joint fixing upper seat, arc-shaped grooves matched with the flange type rotary joints 202 are formed in the flange type rotary joint fixing base and the flange type rotary joint fixing upper seat, the flange type rotary joint fixing base and the flange type rotary joint fixing upper seat clamp the flange type rotary joints 202 together, and the flange type rotary joint fixing base and the flange type rotary joint fixing upper seat are fixedly connected through bolts.
The axial lead of the flange type rotary joint 202 and the axial lead of the fixed end of the auxiliary clamping head 304 are inclined at an angle of 30-60 degrees with the horizontal plane, and the axial lead of the flange type rotary joint 202 and the axial lead of the fixed end of the auxiliary clamping head 304 are perpendicular to the installation inclined plane of the supporting block 301.
The supporting block 301 is a supporting block 301 in a right-angle triangular prism shape, two right-angle surfaces and an installation inclined surface are arranged on the supporting block 301, the vertical installation seat 303 is fixed on one right-angle surface of the supporting block 301, and the auxiliary clamping head 304 is installed on the installation inclined surface of the supporting block 301.
The air extracting device is an air extracting pump, and the air compressing device is an air compressor.
The rotary polishing method for blind hole polishing based on the rotary polishing device for blind hole polishing specifically comprises the following steps:
the method comprises the following steps: the fixed end of the workpiece 4 to be processed is arranged on the auxiliary clamping head 304 through an auxiliary clamping end O-shaped ring 305;
step two: starting a vertical module driving motor 107, driving a vertical sliding block 106 on a vertical linear module 105 to move linearly downwards, driving a rotary clamping component 3 and the rotary clamping component 3 for clamping a workpiece 4 to be processed to move downwards, and stopping the vertical module driving motor 107 when reaching a proper height;
step three: starting a horizontal module driving motor 102, driving a flow channel assembly 2 connected with a horizontal sliding block 103 to move towards a workpiece 4 to be processed by driving the horizontal sliding block 103 on a horizontal linear module 104 to move horizontally, and stopping the horizontal module driving motor 102 when reaching a proper position;
step four: repeating the second step and the third step to enable the workpiece 4 to be machined and the main clamping head 201 on the horizontal linear module 104 to gradually approach until the machining end of the workpiece 4 to be machined completely extends into the main clamping head 201, and the main clamping end O-shaped ring 216 in the main clamping head 201 completely sleeves the machining end of the workpiece 4 to be machined, at the moment, the workpiece 4 to be machined is clamped by the main clamping head 201 and the auxiliary clamping head 304 together, and the blind hole of the workpiece 4 to be machined is communicated with the flange type rotary joint 202;
step five: opening the abrasive particle flow generating device, the air extracting device and the air compressing device;
step six: closing the abrasive flow inlet valve 207 and the air compressing port one-way valve 209, opening the air extracting port one-way valve 205, and connecting the air extracting port one-way valve 205 with an air extracting device through an air extracting pipeline for air extraction so as to enable the blind hole of the workpiece 4 to be processed and the interior of the flange type rotary joint 202 to be in a negative pressure state;
step seven: closing the suction port check valve 205, keeping the pressure port check valve 209 closed, and opening the abrasive flow inlet valve 207, so that the abrasive flow generated in the abrasive flow generating device flows through the abrasive flow inlet valve 207 and the gas-liquid abrasive flow joint 208 and enters the flange-type rotary joint 202, and because the blind hole of the workpiece 4 to be machined and the flange-type rotary joint 202 are both in a negative pressure state, the abrasive flow can flow into the blind hole of the workpiece 4 to be machined;
step eight: closing the abrasive flow inlet valve 207, and at the moment, the abrasive flow in the blind hole of the workpiece 4 to be processed flows backwards due to the action of gravity;
step nine: keeping the one-way valve 205 of the air suction opening closed, opening the one-way valve 209 of the air compressing opening, injecting compressed air into the air compressing device to rapidly inject the compressed air into the flange type rotating joint 202 through the one-way valve 209 of the air compressing opening, the T-shaped connector 206 of the suction air and the air-liquid abrasive particle flow connector 208, and pushing the abrasive particle flow to rapidly inject into the blind hole of the workpiece 4 to be processed by the injected compressed air;
step ten: turning on the rotating motor 302, and driving the rotating ends of the workpiece 4 to be processed, the main clamping head 201 and the flange type rotating joint 202 to rotate together by the rotating motor 302 through the auxiliary clamping head 304;
step eleven: closing the air pressing port one-way valve 209, opening the air extraction port one-way valve 205, and extracting air in the flange type rotating joint 202 by using an air extraction device, so that the abrasive flow can quickly flow out of the blind hole under the action force generated by gravity and the air extraction device, and because the air exchange end of the air-liquid abrasive flow joint 208 is positioned above the abrasive flow inlet end 214, the abrasive flow cannot be extracted from the air exchange end of the air-liquid abrasive flow joint 208 when the air extraction device extracts air;
step twelve: the suction port one-way valve 205 and the air compression port one-way valve 209 are opened in turn quickly, namely, the step nine and the step eleven are repeated quickly, so that abrasive particle flow circularly enters and exits the blind hole of the workpiece 4 to be processed under the action of periodic suction pressure until the blind hole polishing of the workpiece 4 to be processed is completed;
step thirteen: after the machining is finished, the rotating motor 302 is firstly closed, the air compressing opening one-way valve 209 and the abrasive particle flow inlet valve 207 are opened, the air compressing opening one-way valve 205, the air extracting device, the air compressing device and the abrasive particle flow generating device are closed, abrasive particles in the blind hole and flange type rotating joint 202 flow back to the abrasive particle flow generating device through the abrasive particle flow inlet valve 207, the air compressing opening one-way valve 209 and the air compressing device are closed, the horizontal module driving motor 102 and the vertical module driving motor 107 are sequentially started, the runner assembly 2 is separated from the rotating clamping assembly 3, a workpiece 4 to be machined and the rotating clamping assembly 3 are taken down, and the whole machining operation is finished.
The above embodiments are only preferred embodiments of the present invention, and are not intended to limit the technical solutions of the present invention, so long as the technical solutions can be realized on the basis of the above embodiments without creative efforts, which should be considered to fall within the protection scope of the patent of the present invention.
Claims (9)
1. A rotary polishing device for blind hole polishing is characterized in that: comprises a workbench (5), a mobile positioning component (1), a flow channel component (2) and a rotary clamping component (3);
the mobile positioning assembly (1) comprises a horizontal module mounting frame (101), a horizontal linear module (104), a horizontal module driving motor (102), a vertical linear module (105) and a vertical module driving motor (107), and the horizontal module mounting frame (101) is fixed on the workbench (5); the horizontal linear module (104) is horizontally fixed on the horizontal module mounting frame (101), the horizontal module driving motor (102) is fixed at one end of the horizontal linear module (104), and a driving shaft of the horizontal module driving motor (102) is connected with the horizontal linear module (104) and drives a horizontal sliding block (103) on the horizontal linear module (104) to do linear motion along the horizontal direction; the vertical module driving motor (107) is vertically fixed on the workbench (5), the vertical linear module (105) is vertically fixed at the upper end of the vertical module driving motor (107), and a driving shaft of the vertical module driving motor (107) is connected with the vertical linear module (105) and drives a vertical sliding block (106) on the vertical linear module (105) to do linear motion along the vertical direction; the runner assembly (2) is installed on a horizontal sliding block (103) of a horizontal linear module (104), and the rotary clamping assembly (3) is installed on a vertical sliding block (106) of a vertical linear module (105); the rotary clamping component (3) and the flow channel component (2) are arranged on the same side of the horizontal linear module (104);
the rotary clamping assembly (3) comprises a rotary motor (302), a motor mounting seat (307), a bearing (306), a supporting block (301), an auxiliary clamping head (304) and a vertical mounting seat (303), wherein the vertical mounting seat (303) is fixed on a vertical sliding block (106), the supporting block (301) is fixed on the vertical mounting seat (303), and an inclined mounting inclined plane which inclines downwards is arranged on the supporting block (301); a circular groove for mounting the auxiliary clamping head (304) is formed on the mounting inclined plane; the supporting block (301) is further provided with a motor mounting groove for mounting a rotating motor (302), the rotating motor (302) is fixed in the motor mounting groove of the supporting block (301) through a motor mounting seat (307), the bottom of the motor mounting groove is communicated with a bearing hole communicated with the circular groove, a bearing (306) is embedded in the bearing hole, and an output shaft of the rotating motor (302) penetrates through the bearing (306) to be fixedly connected with the bottom of an auxiliary clamping head (304) mounted in the circular groove;
the flow channel assembly (2) comprises a main clamping head (201), a rotary joint fixing seat (203), a flow channel fixing plate (210), a sliding rail connecting plate (211), an air suction opening one-way valve (205), a gas-liquid abrasive flow joint (208), an abrasive flow inlet valve (207), an air compression opening one-way valve (209), a flow channel joint (204), a flange type rotary joint (202) and a main clamping end O-shaped ring (216), the slide rail connecting plate (211) is vertically arranged on a horizontal slide block (103) of a horizontal linear module (104), the flow channel fixing plate (210) is fixedly arranged on the slide rail connecting plate (211), the rotary joint fixing seat (203) is fixedly arranged on the flow channel fixing plate (210), the flange type rotary joint (202) is arranged on the rotary joint fixing seat (203), when the flange type rotary joint (202) is installed, the axial lead of the flange type rotary joint (202) is parallel to the axial lead of the output shaft of the rotary motor (302); one end, close to the rotary clamping assembly (3), of the flange type rotary joint (202) is a rotary end of the flange type rotary joint (202), a flange plate is arranged at the rotary end of the flange type rotary joint (202), a main clamping head (201) is installed on the flange plate at the rotary end of the flange type rotary joint (202), two ends of a workpiece (4) to be machined are clamped through the main clamping head (201) and an auxiliary clamping head (304) respectively, and a blind hole of the workpiece (4) to be machined is located at one end of the main clamping head (201); the other end of the flange-type rotating joint (202) is a fixed end of the flange-type rotating joint (202), the flange-type rotating joint (202) is connected with a gas-liquid abrasive flow joint (208) through a flow passage joint (204), the gas-liquid abrasive flow joint (208) is provided with three inlets and outlets which are respectively an abrasive flow inlet end (214), an abrasive flow outlet end (215) and a ventilation end, the abrasive flow inlet end (214), the abrasive flow outlet end (215) and the ventilation end are communicated with each other, the abrasive flow outlet end (215) of the gas-liquid abrasive flow joint (208) is connected with the flow passage joint (204), the abrasive flow inlet end (214) of the gas-liquid abrasive flow joint (208) is connected with an external abrasive flow generating device through an abrasive flow inlet valve (207) and an abrasive flow pipeline, and the ventilation end of the gas-liquid abrasive flow joint (208) is connected; the suction T-shaped joint (206) is provided with an air suction port (213), an air compression port (212) and a ventilation port, the air suction port (213), the air compression port (212) and the ventilation port are communicated, the ventilation port of the suction T-shaped joint (206) is connected with the ventilation end of the air-liquid abrasive particle flow joint (208), the air suction port (213) of the suction T-shaped joint (206) is connected with an external air suction device through an air suction port one-way valve (205) and an air suction pipeline, and the air compression port (212) of the suction T-shaped joint (206) is connected with the external air compression device through an air compression port one-way valve (209) and an air compression pipeline; the gas exchange end of the gas-liquid abrasive flow joint (208) is positioned above the abrasive flow inlet end (214).
2. A rotary polishing device for blind hole polishing as set forth in claim 1, wherein: the main clamping head (201) comprises a flange-shaped fixed flange end and a main mounting end used for fixing a workpiece (4) to be machined, the fixed flange end of the main clamping head (201) is fixedly connected with a flange plate of a rotating end of the flange-type rotating joint (202) through a bolt, a workpiece mounting main groove matched with the shape of the machining end of the workpiece (4) to be machined is arranged on the main mounting end of the main clamping head (201), the machining end of the workpiece (4) to be machined is mounted in the workpiece mounting main groove, a main clamping end O-shaped ring (216) used for preventing the machining end of the workpiece (4) to be machined from sliding is arranged in the workpiece mounting main groove of the main clamping head (201), an inner ring of the main clamping end O-shaped ring (216) is attached to and sleeved at the machining end of the workpiece (4) to be machined, and an outer ring of the main clamping end O-shaped ring (216) is attached to the inner wall of the workpiece mounting main; the auxiliary clamping head (304) comprises a cylindrical fixed end and an auxiliary mounting end used for fixing a workpiece (4) to be machined, the fixed end of the auxiliary clamping head (304) is fixedly mounted on an output shaft of the rotating motor, a workpiece mounting auxiliary groove matched with the shape of the rear end of the workpiece (4) to be machined is formed in the auxiliary mounting end of the auxiliary clamping head (304), the rear end of the workpiece (4) to be machined is mounted in the workpiece mounting auxiliary groove, an auxiliary clamping end O-shaped ring (305) used for preventing the workpiece (4) to be machined from sliding is arranged at the bottom of the workpiece mounting auxiliary groove of the auxiliary clamping head (304), the inner ring of the auxiliary clamping end O-shaped ring (305) is attached and sleeved at the rear end of the workpiece (4) to be machined, and the outer ring of the auxiliary clamping end O-shaped ring (305) is attached to the inner wall of the workpiece mounting auxiliary groove.
3. A rotary polishing device for blind hole polishing as set forth in claim 1, wherein: the vertical module driving motor (107) is fixed on the workbench (5) through a vertical module mounting seat (108).
4. A rotary polishing device for blind hole polishing as set forth in claim 1, wherein: the gas-liquid abrasive particle flow joint (208) is a square joint, and the gas-liquid abrasive particle flow joint (208) is fixed on the slide rail connecting plate (211).
5. A rotary polishing device for blind hole polishing as set forth in claim 1, wherein: the rotary joint fixing seat (203) comprises a flange type rotary joint fixing base and a flange type rotary joint fixing upper seat, arc-shaped grooves matched with the flange type rotary joints (202) are formed in the flange type rotary joint fixing base and the flange type rotary joint fixing upper seat, the flange type rotary joint fixing base and the flange type rotary joint fixing upper seat clamp the flange type rotary joints (202) together, and the flange type rotary joint fixing base and the flange type rotary joint fixing upper seat are fixedly connected through bolts.
6. A rotary polishing device for blind hole polishing as set forth in claim 1, wherein: the axial lead of the flange type rotating joint (202) and the axial lead of the fixed end of the auxiliary clamping head (304) are inclined at an angle of 30-60 degrees with the horizontal plane, and the axial lead of the flange type rotating joint (202) and the axial lead of the fixed end of the auxiliary clamping head (304) are perpendicular to the installation inclined plane of the supporting block (301).
7. A rotary polishing device for blind hole polishing as set forth in claim 1, wherein: the supporting block (301) is a supporting block (301) in a right-angle triangular prism shape, two right-angle surfaces and an installation inclined surface are arranged on the supporting block (301), a vertical installation seat (303) is fixed on one right-angle surface of the supporting block (301), and the auxiliary clamping head (304) is installed on the installation inclined surface of the supporting block (301).
8. A rotary polishing device for blind hole polishing as set forth in claim 1, wherein: the air extracting device is an air extracting pump, and the air compressing device is an air compressor.
9. A rotary polishing method for blind hole polishing based on the rotary polishing apparatus for blind hole polishing as set forth in claim 2, characterized in that: the method specifically comprises the following steps:
the method comprises the following steps: the fixed end of a workpiece (4) to be processed is arranged on the auxiliary clamping head (304) through an auxiliary clamping end O-shaped ring (305);
step two: starting a vertical module driving motor (107), driving a vertical sliding block (106) on a vertical linear module (105) to move linearly downwards to drive a rotary clamping component (3) and a rotary clamping component (3) for clamping a workpiece (4) to be processed to move downwards, and stopping the vertical module driving motor (107) when reaching a proper height;
step three: starting a horizontal module driving motor (102), driving a flow channel assembly (2) connected with a horizontal sliding block (103) to move towards a workpiece (4) to be processed by driving the horizontal sliding block (103) on a horizontal linear module (104) to move horizontally, and stopping the horizontal module driving motor (102) when reaching a proper position;
step four: repeating the second step and the third step to enable the workpiece (4) to be machined and the main clamping head (201) on the horizontal linear module (104) to gradually approach until the machining end of the workpiece (4) to be machined completely extends into the main clamping head (201), an O-shaped ring (216) at the main clamping end in the main clamping head (201) completely sleeves the machining end of the workpiece (4) to be machined, the workpiece (4) to be machined is clamped by the main clamping head (201) and the auxiliary clamping head (304) at the moment, and a blind hole of the workpiece (4) to be machined is communicated with the flange type rotary joint (202);
step five: opening the abrasive particle flow generating device, the air extracting device and the air compressing device;
step six: closing the abrasive flow inlet valve (207) and the air compressing port one-way valve (209), opening the air extracting port one-way valve (205), and connecting the air extracting port one-way valve (205) with an air extracting device through an air extracting pipeline for air extraction to enable the blind hole of the workpiece (4) to be processed and the interior of the flange type rotary joint (202) to be in a negative pressure state;
step seven: closing the one-way valve (205) of the air suction opening, keeping the one-way valve (209) of the air pressure opening closed and opening the abrasive flow inlet valve (207), so that the abrasive flow generated in the abrasive flow generating device flows through the abrasive flow inlet valve (207) and the air-liquid abrasive flow joint (208) and enters the flange-type rotary joint (202), and because the blind hole of the workpiece (4) to be machined and the flange-type rotary joint (202) are both in a negative pressure state, the abrasive flow can flow into the blind hole of the workpiece (4) to be machined;
step eight: closing the abrasive flow inlet valve (207), and enabling abrasive flow in the blind hole of the workpiece (4) to be machined to flow backwards under the action of gravity;
step nine: keeping the one-way valve (205) of the air suction opening closed, opening the one-way valve (209) of the air pressing opening, injecting compressed air into the air pressing device to rapidly rush into the flange type rotary joint (202) through the one-way valve (209) of the air pressing opening, the T-shaped joint (206) of the suction air and the air-liquid abrasive flow joint (208), and pushing the abrasive flow to rapidly rush into the blind hole of the workpiece (4) to be processed by the injected compressed air;
step ten: opening a rotating motor (302), wherein the rotating motor (302) drives the workpiece (4) to be processed, a main clamping head (201) and the rotating end of the flange type rotating joint (202) to rotate together through an auxiliary clamping head (304);
step eleven: closing the air pressing port one-way valve (209), opening the air extraction port one-way valve (205), extracting air in the flange type rotating joint (202) by using an air extraction device, and enabling the abrasive flow to rapidly flow out of the blind hole under the action force generated by gravity and the air extraction device, wherein the air exchange end of the air-liquid abrasive flow joint (208) is positioned above the abrasive flow inlet end (214), so that the abrasive flow cannot be extracted from the air exchange end of the air-liquid abrasive flow joint (208) when the air extraction device extracts air;
step twelve: the suction opening one-way valve (205) and the air compressing opening one-way valve (209) are opened in turn quickly, namely the ninth step and the eleventh step are repeated quickly, so that abrasive particle flow circularly enters and exits the blind hole of the workpiece (4) to be processed under the action of periodic suction air until the blind hole polishing of the workpiece (4) to be processed is completed;
step thirteen: after the machining is finished, the rotating motor (302) is firstly closed, the air compressing port one-way valve (209) and the abrasive particle flow inlet valve (207) are opened, the air pumping port one-way valve (205) is closed, the air pumping device, the air compressing device and the abrasive particle flow generating device are opened, abrasive particle flow in the blind hole and the flange type rotating joint (202) flows back to the abrasive particle flow generating device through the abrasive particle flow inlet valve (207), the air compressing port one-way valve (209) and the air compressing device are closed, the horizontal module driving motor (102) and the vertical module driving motor (107) are sequentially started, the runner assembly (2) is separated from the rotating clamping assembly (3), a workpiece (4) to be machined and the rotating clamping assembly (3) are taken down, and the whole machining operation is.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910984160.7A CN110614588B (en) | 2019-10-16 | 2019-10-16 | Rotary polishing device and method for polishing blind holes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910984160.7A CN110614588B (en) | 2019-10-16 | 2019-10-16 | Rotary polishing device and method for polishing blind holes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110614588A true CN110614588A (en) | 2019-12-27 |
| CN110614588B CN110614588B (en) | 2024-04-09 |
Family
ID=68925625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910984160.7A Active CN110614588B (en) | 2019-10-16 | 2019-10-16 | Rotary polishing device and method for polishing blind holes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110614588B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003260653A (en) * | 2002-03-05 | 2003-09-16 | Ogawa Seiki Kk | Deburring device |
| JP2008137092A (en) * | 2006-11-30 | 2008-06-19 | Isuzu Motors Ltd | Fluid polishing device |
| CN102672554A (en) * | 2012-05-28 | 2012-09-19 | 湖南大学 | Method and device for polishing small-bore optical element |
| CN104149036A (en) * | 2014-07-29 | 2014-11-19 | 广东工业大学 | Micro-pore polishing equipment and micro-pore polishing process for abrasive particle flow |
| CN104999379A (en) * | 2015-07-23 | 2015-10-28 | 长春理工大学 | Abrasive flow micropore polishing device |
| JP2016179515A (en) * | 2015-03-23 | 2016-10-13 | パナソニックＩｐマネジメント株式会社 | Method and device for polishing penetration passage of three-dimensional structure |
| CN205817470U (en) * | 2016-04-08 | 2016-12-21 | 广东工业大学 | A kind of from supercharging high speed abrasive particle magnetic current threaded hole inner surface burnishing device |
| CN107877394A (en) * | 2017-10-19 | 2018-04-06 | 浙江工业大学 | A kind of gas-liquid-solid three-phase abrasive Flow plane polishing system based on cavitation effect |
| CN210704328U (en) * | 2019-10-16 | 2020-06-09 | 浙江工业大学 | Rotary polishing device for blind hole polishing |
-
2019
- 2019-10-16 CN CN201910984160.7A patent/CN110614588B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003260653A (en) * | 2002-03-05 | 2003-09-16 | Ogawa Seiki Kk | Deburring device |
| JP2008137092A (en) * | 2006-11-30 | 2008-06-19 | Isuzu Motors Ltd | Fluid polishing device |
| CN102672554A (en) * | 2012-05-28 | 2012-09-19 | 湖南大学 | Method and device for polishing small-bore optical element |
| CN104149036A (en) * | 2014-07-29 | 2014-11-19 | 广东工业大学 | Micro-pore polishing equipment and micro-pore polishing process for abrasive particle flow |
| JP2016179515A (en) * | 2015-03-23 | 2016-10-13 | パナソニックＩｐマネジメント株式会社 | Method and device for polishing penetration passage of three-dimensional structure |
| CN104999379A (en) * | 2015-07-23 | 2015-10-28 | 长春理工大学 | Abrasive flow micropore polishing device |
| CN205817470U (en) * | 2016-04-08 | 2016-12-21 | 广东工业大学 | A kind of from supercharging high speed abrasive particle magnetic current threaded hole inner surface burnishing device |
| CN107877394A (en) * | 2017-10-19 | 2018-04-06 | 浙江工业大学 | A kind of gas-liquid-solid three-phase abrasive Flow plane polishing system based on cavitation effect |
| CN210704328U (en) * | 2019-10-16 | 2020-06-09 | 浙江工业大学 | Rotary polishing device for blind hole polishing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110614588B (en) | 2024-04-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210704328U (en) | Rotary polishing device for blind hole polishing | |
| CN104999380A (en) | Abrasive flow polishing device for mold processing | |
| CN111941078B (en) | Intelligent type model slotting and punching device for industrial design | |
| JP2012533439A (en) | Automatic adjustable machine tool workpiece mounting device | |
| CN210704215U (en) | Negative pressure liquid gasification polishing device for blind hole polishing | |
| CN210757102U (en) | A take out pressure gas burnishing device for blind hole polishing | |
| CN113977368A (en) | Valve body fine grinding device | |
| CN117047309A (en) | Laser cutting equipment | |
| CN211760715U (en) | Negative pressure polishing device for polishing blind hole of conductive workpiece | |
| CN110640614B (en) | Negative pressure polishing device and method for polishing blind holes of conductive workpiece | |
| CN110614588A (en) | Rotary polishing device and method for blind hole polishing | |
| CN211439493U (en) | Liquid metal magnetic polishing device for blind hole polishing | |
| CN110605655A (en) | Pressure pumping polishing device and method for blind hole polishing | |
| CN210818757U (en) | Polishing device for polishing blind hole of non-conductive part | |
| CN214185775U (en) | Rear chuck for laser cutting machine | |
| CN110640615B (en) | Liquid metal magnetic polishing device for blind hole polishing and method thereof | |
| CN211760248U (en) | Device for polishing blind hole of conductive workpiece by using liquid metal | |
| CN211072910U (en) | Processing tool for inner hole of cylinder bottom of forklift hydraulic cylinder | |
| CN110614543A (en) | Device and method for polishing blind hole of conductive workpiece by using liquid metal | |
| CN110640612B (en) | Negative pressure liquid gasification polishing device and method for blind hole polishing | |
| CN114131450B (en) | A burr remove device for suction pump production and processing usefulness | |
| CN110614542A (en) | Polishing device and method for polishing blind hole of non-conductive part | |
| CN207495066U (en) | A kind of rotating hydraulic vice | |
| CN110253302B (en) | Steel tube cutting machine for office chair | |
| CN112809563A (en) | Shot blasting device for machining mechanical parts |
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 |