CN105666267A - High-precision metal pipe internal grinding device with pressure automatic compensation device - Google Patents
High-precision metal pipe internal grinding device with pressure automatic compensation device Download PDFInfo
- Publication number
- CN105666267A CN105666267A CN201610068245.7A CN201610068245A CN105666267A CN 105666267 A CN105666267 A CN 105666267A CN 201610068245 A CN201610068245 A CN 201610068245A CN 105666267 A CN105666267 A CN 105666267A
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- China
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- transmission shaft
- power transmission
- metal pipe
- grinding
- emery wheel
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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
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/36—Single-purpose machines or devices
- B24B5/40—Single-purpose machines or devices for grinding tubes internally
-
- 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
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/35—Accessories
-
- 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
- B24B53/00—Devices or means for dressing or conditioning abrasive surfaces
- B24B53/017—Devices or means for dressing, cleaning or otherwise conditioning lapping tools
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The invention relates to the field of metal pipe machining equipment, in particular to a high-precision metal pipe internal grinding device with a pressure automatic compensation device. The device is provided with a grinding wheel, and the grinding wheel is connected with a transmission shaft through a grinding wheel shaft; the transmission shaft is connected with an output motor through a transmission flexible shaft, and the transmission flexible shaft is sleeved with a plurality of flexible shaft casing pipes for stabilizing shaking of the transmission flexible pipe; the transmission shaft is sleeved with a supporting shaft sleeve through a bearing; the automatic compensation mechanism used for stabilizing grinding pressure of the grinding wheel is mounted on the outer wall of the supporting shaft sleeve; and the high-precision metal pipe internal grinding device ensures the stability of the grinding process of the inner wall of a pipe, the working efficiency is improved, flexibility of the grinding work is enhanced, and the good application prospect is achieved.
Description
Technical field
The present invention relates to metal pipe material process equipment field, specifically a kind of high-precision metal pipe inner circle mill apparatus with self-compensating pressure device.
Background technology
Metallurgical industry seamless steel pipe inner circle mill equipment in, it is common to use be driven by motor one root length axle, by major axis drive emery wheel rotate put in pipe material inner wall, major axis realizes pipe material inner wall reconditioning along tubing axially-movable.
In existing inner circle mill apparatus, emery wheel enters inside tubing inwall reconditioning, after a period of time, owing to abrasion can cause that grinding wheel diameter diminishes in the course of the work, increase further along with emery wheel enters tubing internal depth, under the diminishing impact of diameter itself, major axis cannot realize the adjustment to wheel grinding pressure and control so that reconditioning poor effect.
On the other hand, for the tubing that internal diameter is bigger, rigid long axis currently also can only be adopted to be delivered on emery wheel by grinding force as power transmission shaft. In addition, for the tubing (generally more than six meters) that length is longer, after there will be emery wheel entrance tubing inner chamber about two meters, the pressure of rigid long axis is difficult to be transferred on emery wheel, emery wheel is only capable of relying on emery wheel deadweight to realize the pressure compensation that work grinding wheel diameter is reduced, cause that job stability is poor in reconditioning process, it is necessary to repeatedly artificial re-start adjustment, reduce work efficiency.
Summary of the invention
In order to solve problems of the prior art, the present invention provide a kind of make reconditioning course work stable, in high precision, the efficient metal tube inner circle mill apparatus with autocompensation installation.
The technical scheme is that a kind of high-precision metal pipe inner circle mill apparatus with self-compensating pressure device, there is emery wheel, emery wheel is connected to power transmission shaft by grinding wheel spindle, power transmission shaft is connected with output motor by driving snake, driving snake is set with several flexible axle sleeve pipes for the shake of stable drive flexible axle, by bearing holder (housing, cover) equipped with support sleeve on described power transmission shaft, support sleeve both ends open place is provided with cover plate each through bolt, is wherein attached by screw thread near the cover plate of driving snake one end and flexible axle sleeve pipe; The outer wall of described support sleeve is provided with the compensation mechanism for stable wheel grinding pressure, described compensation mechanism has the location wheels being made up of two location wheels, what position wheels is symmetrically arranged on two with two linking arms, each linking arm is respectively arranged with two moveable combination of guide rod, each moveable combination of guide rod is positioned on the body of rod of linking arm and support sleeve and is all set with compression spring, on described each linking arm, the position between two moveable combination of guide rod is set with bolt, and bolt is locked on supporting sleeve outer wall by linking arm.
A kind of high-precision metal pipe inner circle mill apparatus with self-compensating pressure device of the present invention, there is emery wheel, emery wheel is connected to power transmission shaft by grinding wheel spindle, power transmission shaft is connected with output motor by driving snake, driving snake is set with several flexible axle sleeve pipes for the shake of stable drive flexible axle, by bearing holder (housing, cover) equipped with support sleeve on described power transmission shaft, support sleeve both ends open place is provided with cover plate each through bolt, is wherein attached by screw thread near the cover plate of driving snake one end and flexible axle sleeve pipe;The outer wall of support sleeve is provided with the compensation mechanism for stable wheel grinding pressure, the location wheels that described compensation mechanism is made up of two location wheels, what position wheels is symmetrically arranged on two with two linking arms, and each linking arm is respectively arranged with two guide posts; Described linking arm position between two location wheels is equipped with the slide block moved along power transmission shaft direction, described slide block is hinged with connecting rod A towards the side of emery wheel, the bottom of connecting rod A is fixing to be hinged on support sleeve, slide block is hinged with connecting rod B towards the side of driving snake, the bottom of connecting rod B is hinged with horizontal pen type cylinder, between horizontal pen type cylinder and connecting rod B, there is Y connector, one end of Y connector is connected by screw thread and horizontal pen type cylinder are fixing, and the other end of Y connector is hinged with connecting rod B.
A kind of high-precision metal pipe inner circle mill apparatus with self-compensating pressure device of the present invention, there is emery wheel, emery wheel is connected to power transmission shaft by grinding wheel spindle, power transmission shaft is connected with output motor by driving snake, driving snake is set with several flexible axle sleeve pipes for the shake of stable drive flexible axle, by bearing holder (housing, cover) equipped with support sleeve on described power transmission shaft, support sleeve both ends open place is provided with cover plate each through bolt, is wherein attached by screw thread near the cover plate of driving snake one end and flexible axle sleeve pipe; The outer wall of support sleeve is provided with the compensation mechanism for stable wheel grinding pressure; Described compensation mechanism has in internal several cylinder bore opened of support sleeve, each cylinder bore opening is equipped with cylinder head, in cylinder head, sealing shroud is equipped with piston rod, described piston rod is positioned at one end of cylinder bore and is provided with pilot seal piston, the other end that piston rod is positioned at outside cylinder bore is installed with connecting plate, equipped with location wheel on connecting plate; Having passage on the hole wall of described each cylinder bore, passage is connected to air pump device.
The thickness of emery wheel of the present invention is 40-80mm.
Adopt between grinding wheel spindle of the present invention and power transmission shaft and threaded, flexible-shaft coupling sleeve pipe is adopted to be connected between power transmission shaft with driving snake, pin key is adopted to be connected between driving snake with motor output shaft, being sequentially connected with by before and after screw between several flexible axle sleeve pipes described, described bearing one the first from left right side is symmetrically and fixedly mounted to power transmission shaft two ends.
Comparing traditional technical equipment, the advantage that the present invention possesses is in that:
1. adopt the grinding force that emery wheel is lost by compensation mechanism automatically to compensate, it is ensured that the stability to pipe material inner wall reconditioning process, improve work efficiency and reconditioning precision;
2. in compensation mechanism, adopt air cylinder structure, according to real work needs, grinding force compensation dosage can be adjusted, improve the motility of reconditioning work;
3. degree of the disturbing bending produced due to the rigid long axis in high speed rotating is difficult to eliminate, therefore driving snake is adopted to be connected between power transmission shaft with motor output shaft, under the auxiliary of corollary equipment, can significantly alleviate major axis and produce the phenomenon of bending because of degree of disturbing, further ensure the stability of work.
Accompanying drawing explanation
Fig. 1 is the non-compensating coefficient schematic diagram of grinding force in the embodiment of the present invention 1;
Fig. 2 is the non-compensating coefficient sectional view of grinding force in the embodiment of the present invention 1;
Fig. 3 is grinding force compensating coefficient schematic diagram in the embodiment of the present invention 1;
Fig. 4 is grinding force compensating coefficient sectional view in the embodiment of the present invention 1;
Fig. 5 is the non-compensating coefficient schematic diagram of grinding force in the embodiment of the present invention 2;
Fig. 6 is the non-compensating coefficient sectional view of grinding force in the embodiment of the present invention 2;
Fig. 7 is grinding force compensating coefficient schematic diagram in the embodiment of the present invention 2;
Fig. 8 is grinding force compensating coefficient sectional view in the embodiment of the present invention 2;
Fig. 9 is the non-compensating coefficient schematic diagram of grinding force in the embodiment of the present invention 3;
Figure 10 is the non-compensating coefficient sectional view of grinding force in the embodiment of the present invention 3;
Figure 11 is grinding force compensating coefficient schematic diagram in the embodiment of the present invention 3;
Figure 12 is grinding force compensating coefficient sectional view in the embodiment of the present invention 3.
In figure, 1-emery wheel, 2-grinding wheel spindle, 3-power transmission shaft, 4-motor output shaft, 5-flexible-shaft coupling sleeve pipe, 6-driving snake, 7-flexible axle sleeve pipe, 8-support sleeve, 9-cover plate, 10-bearing, 11-compensation mechanism, 12-positions wheel, 13-linking arm, 14-bolt, 15-moveable combination of guide rod, 16-compresses spring, 17-metal tube workpiece, 18-guide post, 19-slide block, 20-connecting rod A, 21-connecting rod B, the horizontal pen type cylinder of 22-, 23-Y shape connector, 24-cylinder bore, 25-cylinder head, 26-piston rod, 27-pilot seal piston, 28-connecting plate, 29-passage.
Detailed description of the invention
Embodiment 1
In the present embodiment, such as Fig. 1, a kind of high-precision metal pipe inner circle mill apparatus with self-compensating pressure device, when there is emery wheel 1(emery wheel 1 thickness that thickness is 40mm less than 40mm, reconditioning effect is poor), emery wheel 1 has power transmission shaft 3 by grinding wheel spindle 2 is threaded, for ensureing the power transmission shaft 3 stability in rotary course, driving snake 6 is adopted to be connected by flexible-shaft coupling sleeve pipe 5 between power transmission shaft 3 with motor output shaft 4, pin key is wherein adopted to be connected between driving snake 6 with motor output shaft 4, driving snake 6 is also set with several flexible axle sleeve pipes 7, so that when there is shake because rotating in driving snake 6, by the fixing flexible axle sleeve pipe 7 of extraneous strength to eliminate the shake of driving snake 6, adopt threaded between adjacent flexible axle sleeve pipe 7, additionally, be set with support sleeve 8 on power transmission shaft 3, support sleeve 8 both ends open place is provided with cover plate 9 each through bolt, is wherein attached by screw thread with flexible axle sleeve pipe 7 near the cover plate 9 of driving snake 6 one end, being also equipped with bearing 10 at the two ends of power transmission shaft 3, to ensure in power transmission shaft 3 rotary course, power transmission shaft 3 and support sleeve 8 keep coaxial rotation.
In the present embodiment, the side of support sleeve 8 outer wall is provided with the compensation mechanism 11 for regulating emery wheel 1 grinding force, this compensation mechanism has two the location wheels 12 arranged with power transmission shaft 3 radial symmetric, what position wheel 12 is symmetrically arranged on two with two linking arms 13, a bolt 14 and two moveable combination of guide rod 15 it are mounted between each linking arm 13 and support sleeve 8, one end activity traverse linking arm 13 of bolt 14 and moveable combination of guide rod 15, the other end of bolt 14 is threadedly secured on support sleeve 8, the other end of moveable combination of guide rod 15 is weldingly fixed on support sleeve 8, in addition, each moveable combination of guide rod 15 is also set with compression spring 16.
In the present embodiment, its work process is: after emery wheel 1 enters metal tube workpiece 17 inner chamber, location wheel 12 makes compression spring 16 compress with metal tube workpiece 17 contact internal walls stress, in emery wheel 1 grinding loss, emery wheel 1 external diameter tapers into, under the counteracting force of compression spring 16, make support sleeve 8 by downforce relative displacement, drive the also pressure compensation displacement down of power transmission shaft 3 and grinding wheel spindle 2, thus reaching emery wheel 1 to be constantly in the state being subject to pressing down balancing force effect, make the pin mill pressure stability of emery wheel 1, keep the Effec-tive Function of the whole metal tube honed journey of workpiece inner circle.
Additionally, for protecting driving snake 6, motor needs low-speed running; and guaranteeing that the operation torque of motor is less than 40N M, driving snake 6 is in operation process, it is possible to there will be the phenomenon of shake; when there is shake, by extraneous strength, can reduce or eliminate the shake of driving snake 6.
Embodiment 2:
In the present embodiment, such as Fig. 2, a kind of in the same manner as in Example 1 with the high-precision metal pipe inner circle mill apparatus medium plain emery wheel 1 of self-compensating pressure device, power transmission shaft 3, driving snake 6, bearing 10, support sleeve 8, attachment structure between flexible axle sleeve pipe 7 and each position, the thickness of its medium plain emery wheel 1 is 60mm.
In the present embodiment, the side of support sleeve 8 outer wall is provided with the compensation mechanism 11 for regulating emery wheel 1 grinding force, this compensation mechanism 11 has two the location wheels 12 arranged with power transmission shaft 3 radial symmetric, what position wheel 12 is symmetrically arranged on two with two linking arms 13, each linking arm 13 is respectively arranged with two guide posts 18, the described linking arm 13 position between two location wheels 12 is equipped with the slide block 19 moved along power transmission shaft 3 direction, described slide block 19 is hinged with connecting rod A20 towards the side of emery wheel 1, the bottom of connecting rod A20 is fixing to be hinged on support sleeve 8, slide block 19 is hinged with connecting rod B21 towards the side of driving snake 6, the bottom of connecting rod B21 is hinged with horizontal pen type cylinder 22, between horizontal pen type cylinder 22 and connecting rod B21, there is Y connector 23, one end of Y connector 23 is connected by screw thread is fixing with horizontal pen type cylinder 22, the other end of Y connector 23 is hinged with connecting rod B21.
In the present embodiment, its work process is: enter after in metal tube workpiece 17 at emery wheel 1, and horizontal pen type cylinder 22 piston rod stress ejects, and by connecting rod principle, linking arm 13 is made location wheel 12 and metal tube workpiece 17 inwall forced contact by power upwards. Impaired in grinding process medium plain emery wheel 1 grinding, external diameter diminishes, keep horizontal pen type cylinder 22 piston rod jacking force constant, make connecting rod A20 and connecting rod B21 that relative displacement occur, and then support sleeve 8 is compensated displacement by pressure down, thus driving grinding wheel spindle 2 also pressure compensation displacement down, reach downforce and displacement that an emery wheel 1 compensates automatically.
Additionally, for protecting driving snake 6, motor needs low-speed running; and guaranteeing that the operation torque of motor is less than 40N M, driving snake 6 is in operation process, it is possible to there will be the phenomenon of shake; when there is shake, by extraneous strength, can reduce or eliminate the shake of driving snake 6.
Embodiment 3:
In the present embodiment, such as Fig. 3, a kind of in the same manner as in Example 1 with the high-precision metal pipe inner circle mill apparatus medium plain emery wheel 1 of self-compensating pressure device, power transmission shaft 3, bearing 10, driving snake 6, attachment structure between flexible axle sleeve pipe 7 and each position, the thickness of its medium plain emery wheel 1 be 80mm(emery wheel 1 thickness more than 80mm time, the operation torque of motor be difficult to drive emery wheel 1 normal operation).
In the present embodiment, support sleeve 8 is internally located at the position symmetry of power transmission shaft 3 both sides and has four cylinder bore 24, each cylinder bore 24 opening is equipped with cylinder head 25, in cylinder head 25, sealing shroud is equipped with piston rod 26, one end that described piston rod 26 is positioned at cylinder bore 24 is provided with pilot seal piston 27, the other end that piston rod 26 is positioned at outside cylinder bore 24 is installed with connecting plate 28, equipped with location wheel 12 on connecting plate 28; The bottom of described each cylinder bore 24 also has passage 29, is connected to air pump device, controls the aeration status in cylinder bore 24 by electromagnetic valve between passage 29 and air pump device.
In the present embodiment, its work process is: after emery wheel 1 enters metal tube workpiece 17 inner chamber, and passage is ventilated so that cylinder bore 24 air pressure inside increases, pilot seal piston 27 is promoted piston rod 26 to shift up by air pressure, and 12 and metal tube workpiece 17 contact internal walls are taken turns in pushing tow location; When emery wheel 1 wear and tear in grinding process external diameter diminish time, pilot seal piston 27 is by air pressure counteracting force, under the effect of location wheel 12 and piston rod 26, makes support sleeve 8 to bottom offset, and passes to emery wheel 1, reach emery wheel 1 and automatically compensate the effect of displacement.
Additionally, for protecting driving snake 6, motor needs low-speed running; and guaranteeing that the operation torque of motor is less than 40N M, driving snake 6 is in operation process, it is possible to there will be the phenomenon of shake; when there is shake, by extraneous strength, can reduce or eliminate the shake of driving snake 6.
Claims (8)
1. the high-precision metal pipe inner circle mill apparatus with self-compensating pressure device, there is emery wheel, emery wheel is connected to power transmission shaft by grinding wheel spindle, it is characterized in that: power transmission shaft is connected with output motor by driving snake, driving snake is set with several flexible axle sleeve pipes for the shake of stable drive flexible axle, described power transmission shaft is set with support sleeve, the outer wall of described support sleeve is provided with the compensation mechanism for stable wheel grinding pressure; Described compensation mechanism has the location wheels being made up of two location wheels, what position wheels is symmetrically arranged on two with two linking arms, each linking arm is respectively arranged with two moveable combination of guide rod, each moveable combination of guide rod is positioned on the body of rod of linking arm and support sleeve and is all set with compression spring, on described each linking arm, the position between two moveable combination of guide rod is set with bolt, and bolt is locked on supporting sleeve outer wall by linking arm.
2. the high-precision metal pipe inner circle mill apparatus with self-compensating pressure device, there is emery wheel, emery wheel is connected to power transmission shaft by grinding wheel spindle, it is characterized in that: power transmission shaft is connected with output motor by driving snake, driving snake is set with several flexible axle sleeve pipes for the shake of stable drive flexible axle, described power transmission shaft is set with support sleeve, the outer wall of support sleeve is provided with the compensation mechanism for stable wheel grinding pressure; The location wheels that described compensation mechanism is made up of two location wheels, what position wheels is symmetrically arranged on two with two linking arms, and each linking arm is respectively arranged with two guide posts; Described linking arm position between two location wheels is equipped with the slide block moved along power transmission shaft direction, described slide block is hinged with connecting rod A towards the side of emery wheel, the bottom of connecting rod A is fixing to be hinged on support sleeve, slide block is hinged with connecting rod B towards the side of driving snake, and the bottom of connecting rod B is hinged with horizontal pen type cylinder.
3. a kind of high-precision metal pipe inner circle mill apparatus with self-compensating pressure device according to claim 2, it is characterized in that: between described horizontal pen type cylinder and connecting rod B, there is Y connector, one end of Y connector is connected by screw thread and horizontal pen type cylinder are fixing, and the other end of Y connector is hinged with connecting rod B.
4. the high-precision metal pipe inner circle mill apparatus with self-compensating pressure device, there is emery wheel, emery wheel is connected to power transmission shaft by grinding wheel spindle, it is characterized in that: power transmission shaft is connected with output motor by driving snake, driving snake is set with several flexible axle sleeve pipes for the shake of stable drive flexible axle, being set with support sleeve on described power transmission shaft, the outer wall of support sleeve is provided with the compensation mechanism for stable wheel grinding pressure; Described compensation mechanism has in internal several cylinder bore opened of support sleeve, each cylinder bore opening is equipped with cylinder head, in cylinder head, sealing shroud is equipped with piston rod, described piston rod is positioned at one end of cylinder bore and is provided with pilot seal piston, the other end that piston rod is positioned at outside cylinder bore is installed with connecting plate, equipped with location wheel on connecting plate; Having passage on the hole wall of described each cylinder bore, passage is connected to air pump device.
5. according to a kind of high-precision metal pipe inner circle mill apparatus with self-compensating pressure device described in claim 1 or 2 or 5, it is characterized in that: described support sleeve both ends open place is provided with cover plate each through bolt, be wherein attached by screw thread near the cover plate of driving snake one end and flexible axle sleeve pipe.
6. a kind of high-precision metal pipe inner circle mill apparatus with self-compensating pressure device according to claim 1 or 2 or 5, it is characterised in that: the thickness of described emery wheel is 40-80mm.
7. a kind of high-precision metal pipe inner circle mill apparatus with self-compensating pressure device according to claim 1 or 2 or 5, it is characterised in that: between described power transmission shaft and supporting sleeve, bearing is installed.
8. a kind of high-precision metal pipe inner circle mill apparatus with self-compensating pressure device according to claim 1 or 2 or 5, it is characterized in that: adopt between described grinding wheel spindle and power transmission shaft and threaded, flexible-shaft coupling sleeve pipe is adopted to be connected between power transmission shaft with driving snake, pin key is adopted to be connected between driving snake with motor output shaft, being sequentially connected with by before and after screw between several flexible axle sleeve pipes described, described bearing one the first from left right side is symmetrically and fixedly mounted to power transmission shaft two ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610068245.7A CN105666267B (en) | 2016-02-01 | 2016-02-01 | A kind of high-precision metal pipe inner circle mill apparatus with self-compensating pressure device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610068245.7A CN105666267B (en) | 2016-02-01 | 2016-02-01 | A kind of high-precision metal pipe inner circle mill apparatus with self-compensating pressure device |
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| CN105666267A true CN105666267A (en) | 2016-06-15 |
| CN105666267B CN105666267B (en) | 2017-10-24 |
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| CN201610068245.7A Active CN105666267B (en) | 2016-02-01 | 2016-02-01 | A kind of high-precision metal pipe inner circle mill apparatus with self-compensating pressure device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106312710A (en) * | 2016-08-29 | 2017-01-11 | 芜湖银星汽车零部件有限公司 | Aluminum pipe inner wall polishing device |
| CN107309726A (en) * | 2017-08-14 | 2017-11-03 | 海盐孚邦机械有限公司 | A kind of plunger bushing is produced with semi-automatic end face Plane surface grinding machine |
| CN109458403A (en) * | 2018-12-27 | 2019-03-12 | 山东钢铁股份有限公司 | Compensation spindle length stabilisation device |
| CN110342310A (en) * | 2019-07-11 | 2019-10-18 | 江苏大屯矿业设备有限公司 | A kind of polyurethane adhesive plate conveying device that may be implemented to compensate automatically after abrasion |
| CN112917254A (en) * | 2021-02-09 | 2021-06-08 | 成都大学 | Compensation device for stress deformation of grinding wheel spindle of screw tap thread grinding machine |
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| JP2858610B2 (en) * | 1992-11-11 | 1999-02-17 | 三菱重工業株式会社 | Pipe inner surface grinding device |
| CN103433846A (en) * | 2013-09-05 | 2013-12-11 | 上海电气集团股份有限公司 | Inner wall polishing operation remote control equipment suitable for pipeline with wide-range pipe diameter |
| CN103506903A (en) * | 2013-10-30 | 2014-01-15 | 江苏乐基重工机械有限公司 | Pipe inner wall grinding and polishing device |
| CN104589166A (en) * | 2015-01-29 | 2015-05-06 | 新兴河北工程技术有限公司 | Nodular cast iron pipe cement-lining internal mill |
| CN205380526U (en) * | 2016-02-01 | 2016-07-13 | 黄石成大精密机械制造有限公司 | Circle grinds device in high accuracy tubular metal resonator with pressure automatic compensating device |
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| JP2858610B2 (en) * | 1992-11-11 | 1999-02-17 | 三菱重工業株式会社 | Pipe inner surface grinding device |
| CN103433846A (en) * | 2013-09-05 | 2013-12-11 | 上海电气集团股份有限公司 | Inner wall polishing operation remote control equipment suitable for pipeline with wide-range pipe diameter |
| CN103506903A (en) * | 2013-10-30 | 2014-01-15 | 江苏乐基重工机械有限公司 | Pipe inner wall grinding and polishing device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106312710A (en) * | 2016-08-29 | 2017-01-11 | 芜湖银星汽车零部件有限公司 | Aluminum pipe inner wall polishing device |
| CN107309726A (en) * | 2017-08-14 | 2017-11-03 | 海盐孚邦机械有限公司 | A kind of plunger bushing is produced with semi-automatic end face Plane surface grinding machine |
| CN109458403A (en) * | 2018-12-27 | 2019-03-12 | 山东钢铁股份有限公司 | Compensation spindle length stabilisation device |
| CN109458403B (en) * | 2018-12-27 | 2023-10-03 | 山东钢铁股份有限公司 | Compensation type connecting shaft length stabilizing device |
| CN110342310A (en) * | 2019-07-11 | 2019-10-18 | 江苏大屯矿业设备有限公司 | A kind of polyurethane adhesive plate conveying device that may be implemented to compensate automatically after abrasion |
| CN110342310B (en) * | 2019-07-11 | 2024-03-19 | 徐州大屯工贸实业有限公司 | Polyurethane rubber plate conveying device capable of realizing automatic compensation after abrasion |
| CN112917254A (en) * | 2021-02-09 | 2021-06-08 | 成都大学 | Compensation device for stress deformation of grinding wheel spindle of screw tap thread grinding machine |
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|---|---|
| CN105666267B (en) | 2017-10-24 |
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