CN111136527A - End surface grinding device for water pipe machining - Google Patents
End surface grinding device for water pipe machining Download PDFInfo
- Publication number
- CN111136527A CN111136527A CN202010032893.3A CN202010032893A CN111136527A CN 111136527 A CN111136527 A CN 111136527A CN 202010032893 A CN202010032893 A CN 202010032893A CN 111136527 A CN111136527 A CN 111136527A
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- CN
- China
- Prior art keywords
- water pipe
- polishing
- machining
- grinding device
- face
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
- B24B7/10—Single-purpose machines or devices
- B24B7/16—Single-purpose machines or devices for grinding end-faces, e.g. of gauges, rollers, nuts, piston rings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/067—Work supports, e.g. adjustable steadies radially supporting workpieces
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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
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
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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
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/22—Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation
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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
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
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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
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/02—Equipment for cooling the grinding surfaces, e.g. devices for feeding coolant
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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
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/06—Dust extraction equipment on grinding or polishing machines
-
- 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
- B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
- B24B7/07—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor involving a stationary work-table
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The invention discloses an end face polishing device for water pipe machining, and relates to the technical field of water pipe machining; the wheel sheet polishing machine aims to solve the problems that when the existing wheel sheet is polished, edge-curling burrs are easily generated at the port of a water pipe, and the wheel sheet is required to be moved continuously to change the angle so as to finish polishing, and the efficiency is low; the base is specifically included, top one side fixed mounting of base has the guide rail, and the top sliding connection of guide rail has the sliding seat, the top fixed mounting of sliding seat has two bracing pieces, and rotates through the bearing between the top of two bracing pieces and be connected with the axis of rotation. According to the invention, the electric push rod pushes the movable seat to move forwards through the support rod, so that the end surface of the water pipe can be polished by the rotary polishing mechanism, the operation is simple and convenient, the polishing efficiency is high, the horizontal propulsion can be realized, the polishing treatment can be directly performed on the cut of the water pipe, and the processing quality of the cut end surface of the water pipe is improved.
Description
Technical Field
The invention relates to the technical field of water pipe machining, in particular to an end face polishing device for water pipe machining.
Background
The water pipe is a water supply pipeline, modern decoration water pipes are constructed in a wall-buried mode, the water pipes are classified into three types, and the first type is a metal pipe, such as a hot-dip cast iron pipe with inner enamel plastics, a copper pipe, a stainless steel pipe and the like. The second type is plastic-clad metal pipes, such as plastic-clad steel pipes, aluminum-plastic composite pipes and the like. The third type is plastic tubes such as PB, PP-R, etc.
As a novel water pipe material, the PPR pipe can be used as a cold pipe and a hot pipe, and is a popularized material due to the fact that the PPR pipe is non-toxic, light, pressure-resistant and corrosion-resistant. Also be applicable to hot water pipeline, pure drinking water pipeline even, in this type of water pipe production process, when need cut it, mostly adopt the wheel saw to saw off, cause the port department unevenness of water pipe, consequently, need utilize grinding device to polish the water pipe port, but, when current wheel piece was polished, produce the turn-up burr in water pipe port department easily, and need continuous removal wheel piece change angle, could polish the completion to it, inefficiency.
Disclosure of Invention
Based on the technical problems in the prior art, the invention provides an end face polishing device for machining a water pipe.
The invention provides an end face polishing device for water pipe machining, which comprises a base, wherein a guide rail is fixedly arranged on one side of the top end of the base, the top end of the guide rail is connected with a movable seat in a sliding mode, two support rods are fixedly arranged on the top end of the movable seat, a rotating shaft is rotatably connected between the top ends of the two support rods through a bearing, a polishing mechanism is fixedly arranged at the end part of the rotating shaft, a driving mechanism in transmission connection with the rotating shaft is fixedly arranged on the top end of the base, a side plate is fixedly arranged at the edge of the top end of the base, an electric push rod is fixedly arranged between the top end of the side plate and one of the support rods, and.
Preferably: the driving mechanism comprises a stepping motor, and the end part of an output shaft of the stepping motor is in transmission connection with the rotating shaft through a chain and a chain wheel.
Preferably: the polishing mechanism comprises a core bar and a plurality of polishing grinding tools distributed in an annular array, the polishing grinding tools are of U-shaped structures, and the polishing grinding tools are fixedly installed on the outer side of the core bar.
Preferably: the pipeline fixing mechanism comprises two supporting frames of an L-shaped structure, threaded rods are screwed on the horizontal sections of the two supporting frames, and a clamping mechanism is connected between the bottoms of the two threaded rods through bearings.
Preferably: the clamping mechanism comprises a lower clamping piece and an upper clamping piece which are of arc structures, the lower clamping piece and the upper clamping piece are stably connected through bolts, and the inner arc surfaces of the lower clamping piece and the upper clamping piece are connected with a plurality of anti-skidding blocks made of silicon rubber materials through screws.
Preferably: the side of support frame has seted up the spacing spout of rectangle, and fixture's both ends are provided with the spacing slider with the spacing spout looks adaptation of rectangle.
Preferably: the end part of the grinding mechanism is fixedly provided with a connecting rod, and the other end of the connecting rod is fixedly provided with a wind wheel blade.
Preferably: the top fixed mounting of sliding seat has the protection casing, and the side of protection casing is provided with the shrinkage pool with the axis of rotation adaptation.
Preferably: the end part of the polishing mechanism is connected with a connecting part through a bearing, and an auxiliary positioning mechanism is fixedly mounted on the outer side of the connecting part.
Preferably: the auxiliary positioning mechanism comprises an installation part, a positioning rod and a plurality of positioning membrane flaps made of silicon rubber materials, the installation part is matched with the end part of the connecting part, and the positioning membrane flaps are fixedly installed on the outer side of the positioning rod.
According to the invention, the water pipe is clamped between the pipeline fixing mechanisms, the end face to be polished faces the polishing mechanism, the electric push rod pushes the movable seat to move forwards through the support rod, the end face of the water pipe can be polished by the rotary polishing mechanism, the operation is simple and convenient, the polishing efficiency is high, the horizontal pushing can directly polish the cut of the water pipe, and the processing quality of the cut end face of the water pipe is improved;
when the grinding mechanism is used for grinding the opening of the water pipe, the core rod is inserted into the pipe opening, the pipe opening wall is inserted into the opening of the grinding tool, when the grinding mechanism rotates, the inner and outer comprehensive grinding treatment can be carried out on the end surface of the water pipe, burrs at the cut opening are removed, meanwhile, the gap between the grinding tools is ground, so that the chips generated by grinding can fall off conveniently, and the grinding quality of the port of the water pipe is improved;
the clamping mechanism in the pipeline fixing mechanism can be adjusted to be high by rotating the threaded rod, when the water pipe is fixed, the height of the pipe orifice of the water pipe can be adjusted to be corresponding to the polishing mechanism, meanwhile, when the lower clamping piece and the upper clamping piece fix the water pipe, the anti-skidding blocks are extruded and deformed, the friction force between the anti-skidding blocks and the water pipe is increased, the water pipe is damped in the polishing process, the shaking of the pipe orifice is avoided, and the stability of the device in the working process is improved;
the wind wheel blades are mounted at the end parts of the connecting rods, when the polishing mechanism polishes the pipe orifice of the water pipe, the connecting rods drive the wind wheel blades and the inside of the pipe orifice of the water pipe to rotate, air is sucked from the inside of the water pipe, and then fragments generated by polishing are blown out of the inside of the pipe, the polishing quality reduction caused by the fact that the fragments stay at the polishing position is avoided, meanwhile, the wind cooling is carried out on the polishing mechanism, and the service life of the device is prolonged;
when grinding machanism polished the water pipe mouth of pipe, inside auxiliary positioning mechanism inserted to the mouth of pipe, utilized a plurality of elastic location lamella to extrude the water pipe inner wall simultaneously, and then corresponded water pipe and grinding machanism axle center, improved the convenience of device operation, and can avoid mouth of pipe and grinding machanism dislocation at the in-process of polishing, further improved the stability in the device working process.
Drawings
Fig. 1 is a schematic cross-sectional structural view of an embodiment 1 of an end surface polishing device for machining a water pipe according to the present invention;
FIG. 2 is a schematic structural view of a pipeline fixing mechanism of the end surface polishing device for water pipe processing according to the present invention;
FIG. 3 is a schematic structural view of a wind wheel blade and a polishing mechanism of the end surface polishing device for water pipe processing according to the present invention;
fig. 4 is a schematic cross-sectional structural view of an embodiment 2 of an end surface grinding device for machining a water pipe according to the present invention;
FIG. 5 is a schematic structural view of a polishing mechanism of the end surface polishing device for water pipe processing according to the present invention;
fig. 6 is a schematic structural view of an auxiliary positioning mechanism of the end surface polishing device for water pipe processing according to the present invention.
In the figure: the device comprises a base 1, a support frame 2, a threaded rod 3, a clamping mechanism 4, a lower clamping piece 41, an antiskid block 42, an upper clamping piece 43, a wind wheel blade 5, a polishing mechanism 6, a core rod 61, a polishing grinding tool 62, a connecting part 63, a protective cover 7, a rotating shaft 8, an electric push rod 9, a side plate 10, a support rod 11, a stepping motor 12, a movable seat 13, a guide rail 14, an auxiliary positioning mechanism 15, a positioning rod 151, a positioning membrane 152 and an installation part 153.
Detailed Description
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Example 1
Referring to fig. 1-3, an end face polishing device for water pipe processing comprises a base 1, a guide rail 14 is fixedly installed on one side of the top end of the base 1, a movable seat 13 is slidably connected to the top end of the guide rail 14, two support rods 11 are fixedly installed on the top end of the movable seat 13, a rotating shaft 8 is rotatably connected between the top ends of the two support rods 11 through a bearing, a polishing mechanism 6 is fixedly installed at the end portion of the rotating shaft 8, a driving mechanism in transmission connection with the rotating shaft 8 is fixedly installed at the top end of the base 1, a side plate 10 is fixedly installed at the edge of the top end of the base 1, an electric push rod 9 is fixedly installed between the top end of the side plate 10 and one of the support rods 11, two pipeline fixing mechanisms are fixedly installed at the top end of the base 1, when the device is used, a water pipe, electric putter 9 promotes sliding seat 13 through bracing piece 11 and moves forward, can utilize rotatory grinding machanism 6 to polish the operation to the terminal surface of water pipe, and easy operation is convenient, and it is efficient to polish, and the level impels, can directly polish the processing to water pipe incision department, improves water pipe incision terminal surface processingquality.
In the invention, the driving mechanism comprises a stepping motor 12, and the end part of an output shaft of the stepping motor 12 is in transmission connection with the rotating shaft 8 through a chain and a chain wheel.
According to the invention, the polishing mechanism 6 comprises a core rod 61 and a plurality of polishing grinding tools 62 distributed in an annular array, the polishing grinding tools 62 are of a U-shaped structure, the polishing grinding tools 62 are fixedly arranged on the outer side of the core rod 61, when the polishing mechanism 6 is used for polishing the opening of the water pipe, the core rod 61 is inserted into the pipe opening, the pipe opening wall is inserted into the opening of the polishing grinding tool 62, when the polishing mechanism 6 rotates, the inner and outer comprehensive polishing treatment can be carried out on the end surface of the water pipe, burrs at the cut part are removed, meanwhile, gaps among the polishing grinding tools 62 are polished, so that chips generated by polishing can fall off conveniently, and the polishing quality of the water pipe opening is.
In the invention, the pipeline fixing mechanism comprises two support frames 2 with L-shaped structures, the horizontal sections of the two support frames 2 are both in threaded connection with threaded rods 3, the bottom ends of the two threaded rods 3 are connected with a clamping mechanism 4 through bearings, the clamping mechanism 4 comprises a lower clamping piece 41 and an upper clamping piece 43 which are in arc structures, the lower clamping piece 41 and the upper clamping piece 43 are stably connected through bolts, the inner arc surfaces of the lower clamping piece 41 and the upper clamping piece 43 are both connected with a plurality of anti-skidding blocks 42 made of silicon rubber materials through screws, the clamping mechanism 4 in the pipeline fixing mechanism can be subjected to height adjustment operation by rotating the threaded rods 3, when a water pipe is fixed, the height of the pipe orifice of the water pipe can be adjusted to be corresponding to the polishing mechanism 6, meanwhile, when the lower clamping piece 41 and the upper clamping piece 43 fix the water pipe, the anti-skidding blocks 42 are extruded and deformed to increase the friction force between the, and carry out the shock attenuation to the water pipe at the in-process of polishing, avoid appearing the mouth of pipe and rock, improve the stability in the device working process.
In the invention, a rectangular limiting sliding groove 21 is formed in the side surface of the support frame 2, and limiting sliding blocks matched with the rectangular limiting sliding groove 21 are arranged at two ends of the clamping mechanism 4.
According to the invention, the connecting rod is fixedly installed at the end part of the polishing mechanism 6, the wind wheel blade 5 is fixedly installed at the other end of the connecting rod, the wind wheel blade 5 is installed at the end part of the connecting rod, when the polishing mechanism 6 polishes the pipe orifice of the water pipe, the connecting rod drives the wind wheel blade 5 to rotate with the inside of the pipe orifice of the water pipe in a transmission mode, air is sucked from the inside of the water pipe, then fragments generated by polishing are blown out of the inside of the pipeline, the polishing quality reduction caused by the fact that the fragments stay at the polishing position is avoided, meanwhile, the air cooling is carried out on the.
According to the invention, the protective cover 7 is fixedly arranged at the top end of the movable seat 13, the concave hole matched with the rotating shaft 8 is formed in the side surface of the protective cover 7, and the protective cover 7 prevents polishing debris from entering the transmission part to influence the service life of the device.
In this embodiment, during the device use, with the water pipe centre gripping between pipeline fixed establishment, the terminal surface orientation grinding machanism 6 of processing of will treating polishing, electric putter 9 promotes sliding seat 13 through bracing piece 11 and moves forward, can utilize rotatory grinding machanism 6 to polish the operation to the terminal surface of water pipe, and easy operation is convenient, polishes efficiently, and the level impels, can directly polish the processing to water pipe incision department, improves water pipe incision terminal surface processingquality.
Example 2
Referring to fig. 2 and 4-6, the end surface polishing device for water pipe processing is characterized in that the end part of a polishing mechanism 6 is connected with a connecting part 63 through a bearing, and an auxiliary positioning mechanism 15 is fixedly arranged on the outer side of the connecting part 63.
The auxiliary positioning mechanism 15 includes a mounting portion 153, a positioning rod 151, and a plurality of positioning flaps 152 made of silicon rubber, the mounting portion 153 is adapted to the end of the connecting portion 63, and the positioning flaps 152 are fixedly mounted on the outer side of the positioning rod 151.
In this embodiment, when grinding machanism 6 polishes the water pipe mouth of pipe, inside auxiliary positioning mechanism 15 inserted to the mouth of pipe, utilized a plurality of elastic location lamella 152 to extrude the water pipe inner wall simultaneously, and then correspond water pipe and grinding machanism 6 axle centers, improved the convenience of device operation, and can avoid mouth of pipe and grinding machanism 6 dislocation at the in-process of polishing, further improved the stability in the device working process.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. An end face polishing device for processing a water pipe comprises a base (1), a guide rail (14) is fixedly arranged on one side of the top end of the base (1), the top end of the guide rail (14) is connected with a movable seat (13) in a sliding way, two support rods (11) are fixedly arranged at the top end of the movable seat (13), and the top ends of the two support rods (11) are rotatably connected with a rotating shaft (8) through a bearing, it is characterized in that the end part of the rotating shaft (8) is fixedly provided with a polishing mechanism (6), the top end of the base (1) is fixedly provided with a driving mechanism which is in transmission connection with the rotating shaft (8), a side plate (10) is fixedly arranged at the edge of the top end of the base (1), and an electric push rod (9) is fixedly installed between the top end of the side plate (10) and one of the support rods (11), and two pipeline fixing mechanisms are fixedly installed at the top end of the base (1).
2. The end face grinding device for water pipe machining according to claim 1, wherein the driving mechanism comprises a stepping motor (12), and an output shaft end of the stepping motor (12) is in transmission connection with the rotating shaft (8) through a chain and a chain wheel.
3. The end face grinding device for machining the water pipe is characterized in that the grinding mechanism (6) comprises a core rod (61) and a plurality of grinding tools (62) distributed in an annular array, the grinding tools (62) are of a U-shaped structure, and the plurality of grinding tools (62) are fixedly arranged on the outer side of the core rod (61).
4. The end face grinding device for machining the water pipe is characterized in that the pipeline fixing mechanism comprises two support frames (2) of an L-shaped structure, a threaded rod (3) is screwed on each horizontal section of the two support frames (2), and a clamping mechanism (4) is connected between the bottom ends of the two threaded rods (3) through a bearing.
5. The end face grinding device for machining the water pipe is characterized in that the clamping mechanism (4) comprises a lower clamping piece (41) and an upper clamping piece (43) which are of arc structures, the lower clamping piece (41) and the upper clamping piece (43) are fixedly connected through bolts, and a plurality of anti-skidding blocks (42) made of silicon rubber materials are connected to the inner arc faces of the lower clamping piece (41) and the upper clamping piece (43) through screws.
6. The end face grinding device for water pipe machining according to claim 5, wherein a rectangular limiting sliding groove (21) is formed in the side face of the support frame (2), and limiting sliding blocks matched with the rectangular limiting sliding groove (21) are arranged at two ends of the clamping mechanism (4).
7. The end face grinding device for machining the water pipe is characterized in that a connecting rod is fixedly mounted at the end of the grinding mechanism (6), and a wind wheel blade (5) is fixedly mounted at the other end of the connecting rod.
8. The end face grinding device for machining the water pipe is characterized in that a protective cover (7) is fixedly mounted at the top end of the movable seat (13), and a concave hole matched with the rotating shaft (8) is formed in the side face of the protective cover (7).
9. The end face grinding device for machining the water pipe is characterized in that the end part of the grinding mechanism (6) is connected with a connecting part (63) through a bearing, and an auxiliary positioning mechanism (15) is fixedly installed on the outer side of the connecting part (63).
10. The end face grinding device for water pipe machining according to claim 9, wherein the auxiliary positioning mechanism (15) comprises a mounting portion (153), a positioning rod (151) and a plurality of positioning flaps (152) made of silicon rubber, the mounting portion (153) is matched with the end portion of the connecting portion (63), and the positioning flaps (152) are fixedly mounted on the outer side of the positioning rod (151).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010032893.3A CN111136527A (en) | 2020-01-13 | 2020-01-13 | End surface grinding device for water pipe machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010032893.3A CN111136527A (en) | 2020-01-13 | 2020-01-13 | End surface grinding device for water pipe machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111136527A true CN111136527A (en) | 2020-05-12 |
Family
ID=70524640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010032893.3A Withdrawn CN111136527A (en) | 2020-01-13 | 2020-01-13 | End surface grinding device for water pipe machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111136527A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111644927A (en) * | 2020-05-28 | 2020-09-11 | 河北华熙管业有限公司 | Pipe orifice polishing equipment for pipe machining and machining method |
| CN111716182A (en) * | 2020-06-20 | 2020-09-29 | 抚州市抚北天然气有限公司 | Pipe orifice polishing device for natural gas pipeline |
| CN111958359A (en) * | 2020-08-26 | 2020-11-20 | 贵州首为电线电缆有限公司 | Cable processing device |
-
2020
- 2020-01-13 CN CN202010032893.3A patent/CN111136527A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111644927A (en) * | 2020-05-28 | 2020-09-11 | 河北华熙管业有限公司 | Pipe orifice polishing equipment for pipe machining and machining method |
| CN111716182A (en) * | 2020-06-20 | 2020-09-29 | 抚州市抚北天然气有限公司 | Pipe orifice polishing device for natural gas pipeline |
| CN111958359A (en) * | 2020-08-26 | 2020-11-20 | 贵州首为电线电缆有限公司 | Cable processing device |
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Application publication date: 20200512 |
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| WW01 | Invention patent application withdrawn after publication |