CN208246441U - A kind of ductile iron pipe cement inner wall grinding device - Google Patents
A kind of ductile iron pipe cement inner wall grinding device Download PDFInfo
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- CN208246441U CN208246441U CN201820563513.7U CN201820563513U CN208246441U CN 208246441 U CN208246441 U CN 208246441U CN 201820563513 U CN201820563513 U CN 201820563513U CN 208246441 U CN208246441 U CN 208246441U
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- iron pipe
- ductile iron
- grinding device
- cement inner
- moving trolley
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Abstract
The utility model relates to a kind of ductile iron pipe cement inner wall grinding devices, including track frame, moving trolley, support roller group and mill bar assembly；The two sides of the support roller group are relatively respectively provided with the track frame and the moving trolley；The moving trolley is set in the track frame；Swinging frame is equipped with above the moving trolley；The swinging frame connects rubber air spring；The mill bar assembly is fixed on the swinging frame by fixing seat；The mill bar assembly includes Bowden cable and grinding wheel；The both ends of the Bowden cable are separately connected the first hard axis and the second hard axis；The second hard axis is connect with the grinding wheel.The grinding device of the utility model absorbs vibration using rubber air spring, while the vibration of mill bar transmitting is absorbed using flexible axle, guarantees that grinding wheel in grinding process, is contacted with inner surface of tube, to improve grinding quality always.
Description
Technical field
The utility model relates to the polishing processing technique field of cast iron pipe cement inner wall, and in particular to a kind of spheroidal graphite cast-iron
Pipe cement inner wall grinding device.
Background technique
Ductile iron pipe is one kind of cast iron pipe.Requiring the nodulizing grade of cast iron pipe to control in quality is 1-3 grades, Oxygen potential
>=80%, thus the mechanical performance of material itself has obtained preferable improvement, essence, the performance of steel with iron.After annealing
Ductile iron pipe, metallographic structure are that ferrite adds a small amount of pearlite, satisfactory mechanical property, and antiseptic property is excellent, ductility
Good, sealing effect is good, and simple to install is mainly used for municipal administration, industrial and mining enterprises' water supply, gas transmission, oil transportation etc..
It is centrifuged however, passing through for the ductile iron pipe of big specification by adherence of mud fluid to inner surface of tube, since cast is big,
Cement inner surface is rough, and appearance is unsightly and influence uses.Traditional industries drive interior mill vehicle and rigid mill bar by motor
Grinding cement inner surface is removed, but since rigid mill bar can not eliminate vibration, often will cause and grind surface irregularity in concern,
It is more obvious for elliptical tube, cement inner surface quality is seriously affected, or even will cause pipe and scrap, causes unnecessary damage
It loses.
Utility model content
Vibration can not be eliminated for the rigid mill bar of existing ductile iron pipe cement inner wall grinding device, be ground table
Face out-of-flatness, grinding quality is not high, will cause the technical issues of pipe is scrapped, and the purpose of this utility model is to provide a bulbs
Graphite cast iron pipe cement inner wall grinding device.
In order to solve the above technical problems, technical solution provided by the utility model are as follows:
A kind of ductile iron pipe cement inner wall grinding device, including track frame, moving trolley, support roller group and mill bar assembly；
The two sides of the support roller group are relatively respectively provided with the track frame and the moving trolley；The moving trolley
It is set in the track frame；Swinging frame is equipped with above the moving trolley；The swinging frame connects rubber air spring；It is described
The centre of swinging frame is equipped with fixing axle；The fixing axle is fixed in the moving trolley；The mill bar assembly passes through fixation
Seat is fixed on the swinging frame；
The mill bar assembly includes Bowden cable and grinding wheel；The both ends of the Bowden cable are separately connected the first hard axis and
Two hard axis, and fixed by flexible shaft end；Wherein, the described first hard axis is connected with the shaft of first motor, the second hard axis
It is connect with the grinding wheel.
Further, sealing ring is provided between the described second hard axis and the grinding wheel；The sealing ring and described second
Edge face sealing member is provided between hard axis.Guarantee is completely embedded, meanwhile, sealing ring plays the role of water proof ring, can prevent water
Enter the inside of mill bar assembly with dust.
Further, the grinding wheel is sized flap wheel, and sized flap wheel hard wear resistant has stronger elasticity, high in machining efficiency, peace
Quan Xinggao, polishing more can save the time.
Further, it is compressed between the described second hard axis and the sized flap wheel by locknut, it is easy to disassemble and install, it uses
It is convenient.
Further, the moving trolley includes trolley body and traveling wheel；The row is connected below the trolley body
Walk wheel；The traveling wheel is slidably connected with the track frame, and moving trolley is more stablized smooth in track frame movement.
Further, it is arranged with flexible axle shell outside the Bowden cable, Bowden cable is played a certain protective role,
It can play the role of transmitting portions torque, guarantee the quality of grinding.
Further, the support roller group includes active roller station group and driven support roller group；The support roller group and the second motor phase
Even, the second motor drives the rotation of support roller group, so that ductile iron pipe be driven to rotate.
Further, the bent capsule number of the rubber air spring is 3；The quantity of the rubber air spring is three, energy
It is enough preferably to realize vibration isolation, guarantee stability.
Further, the material of the flexible shaft end is aluminium alloy, and aluminium alloy is relatively durable.
From the above, it is seen that the utility model has the beneficial effects that
The ductile iron pipe cement inner wall grinding device of the utility model absorbs vibration using rubber air spring, protects always
The balance for demonstrate,proving mill bar, guarantees the consistency of skiving；Using Bowden cable as mill bar, both ends install hard axis, pass through two flexible axles
Connector is fixed, and torque can be both transmitted, while the vibration that grinding wheel is generated because being ground not plane also can be absorbed, and guarantees grinding surface
Grinding quality, since this device falls below vibration minimum, failure rate is reduced, and service life significantly improves.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is one of the schematic diagram of the utility model ductile iron pipe cement inner wall grinding device；
Fig. 2 is the two of the schematic diagram of the utility model ductile iron pipe cement inner wall grinding device；
Fig. 3 is the three of the schematic diagram of the utility model ductile iron pipe cement inner wall grinding device；
Fig. 4 is the portion the A enlarged drawing of Fig. 3.
Wherein, 1, track frame, 2, moving trolley, 3, rubber air spring, 4, fixing axle, 5, mill bar assembly, 6, driven support
Wheel group, 7, ductile iron pipe, 8, active roller station group, 9, swinging frame, 10, first motor；11, flexible shaft end；12, Bowden cable；
13, fixing seat；14, flexible axle shell, 15, edge face sealing member；16, sealing ring；17, grinding wheel；18, locknut, 19, traveling wheel 20,
One hard axis, the 21, second hard axis.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, below by the technology to the utility model
Scheme carries out clear, complete description.Obviously, described embodiment is only the utility model a part of the embodiment, rather than
Whole embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work
Under the premise of obtained all other embodiment, belong to the range that the utility model is protected.
As shown in attached drawing 1-4, a kind of ductile iron pipe cement inner wall grinding device, including track frame 1, moving trolley 2, support
Wheel group and mill bar assembly 5；
The two sides of the support roller group are relatively respectively provided with the track frame 1 and the moving trolley 2；The movement is small
Vehicle 2 is set in the track frame 1；Swinging frame 9 is equipped with above the moving trolley 2；The swinging frame 9 connects rubber air bullet
Spring 3；The centre of the swinging frame 9 is equipped with fixing axle 4；The fixing axle is fixed in the moving trolley 2；The mill bar is total
It is fixed on the swinging frame 9 at 5 by fixing seat 13；The support roller group includes active roller station group 8 and driven support roller group 6；
The mill bar assembly 5 includes Bowden cable 12 and grinding wheel 17；The both ends of the Bowden cable 12 are separately connected first
Hard axis 20 and the second hard axis 21, and it is fixed by flexible shaft end 11；Wherein, the shaft of the described first hard axis 20 and first motor 10
It is connected, the second hard axis 21 is connect with the grinding wheel 17.
Further, sealing ring 16 is provided between the described second hard axis and the grinding wheel；The sealing ring and described the
Edge face sealing member 15 is provided between two hard axis.Guarantee is completely embedded, meanwhile, sealing ring plays the role of water proof ring, Neng Goufang
Sealing and dust enter the inside of mill bar assembly.
Further, the grinding wheel 17 be sized flap wheel, sized flap wheel hard wear resistant, have stronger elasticity, it is high in machining efficiency,
Highly-safe, polishing more can save the time.
Further, it is compressed between the described second hard axis 21 and the sized flap wheel 17 by locknut 18, easy to disassemble and peace
Dress, it is easy to use.
Further, the moving trolley 2 includes trolley body and traveling wheel 19；Below the trolley body described in connection
Traveling wheel 19；The traveling wheel 19 is slidably connected with the track frame 1, and moving trolley is more stablized smooth in track frame movement.
Further, it is arranged with flexible axle shell 14 outside the Bowden cable 12, certain protection is played to Bowden cable and is made
With, can also play the role of transmitting portions torque, guarantee grinding quality.
Further, the support roller group is connected with the second motor (not shown), and the second motor drives the rotation of support roller group, thus
Drive ductile iron pipe rotation.
Further, the bent capsule number of the rubber air spring 3 is 3；The quantity of the rubber air spring is three, energy
It is enough preferably to realize vibration isolation, guarantee stability.
Further, the material of the flexible shaft end 11 is aluminium alloy, and aluminium alloy is relatively durable.
The working method of the utility model:
When work, ductile iron pipe 7 is put into support roller group first, is rotated by active roller station group 8 and drives spheroidal graphite cast-iron
Pipe rotation, mill bar assembly 5 drive grinding wheel 17 to rotate by first motor 10, while moving trolley 2 moves, and complete to entire cement
The polishing work of inner wall.Mill bar assembly rotate so that swinging frame around fixing axle swing, vibration is passed into rubber air spring,
It is full of certain air pressure inside rubber air spring 3, guarantees that grinding wheel is contacted with inner surface of tube always in grinding.
The utility model has the beneficial effects that:
The ductile iron pipe cement inner wall grinding device of the utility model absorbs vibration using rubber air spring, protects always
The balance for demonstrate,proving mill bar, guarantees the consistency of skiving；Using Bowden cable as mill bar, both ends install hard axis, pass through two flexible axles
Connector is fixed, and torque can be both transmitted, while the vibration that grinding wheel is generated because being ground not plane also can be absorbed, and guarantees grinding surface
Grinding quality, since this device falls below vibration minimum, failure rate is reduced, and service life significantly improves.
The above various embodiments is only to illustrate the technical solution of the utility model, rather than its limitations；Although referring to aforementioned
The utility model is described in detail in each embodiment, those skilled in the art should understand that: it still can be with
It modifies the technical solutions described in the foregoing embodiments, or some or all of the technical features is equal
Replacement；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution various embodiments of the utility model technical side
The range of case.
Claims (9)
1. a kind of ductile iron pipe cement inner wall grinding device, which is characterized in that including track frame, moving trolley, support roller group and
Mill bar assembly；
The two sides of the support roller group are relatively respectively provided with the track frame and the moving trolley；The moving trolley setting
In in the track frame；Swinging frame is equipped with above the moving trolley；The swinging frame connects rubber air spring；The swing
The centre of frame is equipped with fixing axle；The fixing axle is fixed in the moving trolley；The mill bar assembly is solid by fixing seat
Determine onto the swinging frame；
The mill bar assembly includes Bowden cable and grinding wheel；The both ends of the Bowden cable are separately connected the first hard axis and second firmly
Axis, and fixed by flexible shaft end；Wherein, the described first hard axis is connected with the shaft of first motor, the second hard axis and institute
State grinding wheel connection.
2. a kind of ductile iron pipe cement inner wall grinding device according to claim 1, which is characterized in that described second is hard
Sealing ring is provided between axis and the grinding wheel；Edge face sealing member is provided between the sealing ring and the second hard axis.
3. a kind of ductile iron pipe cement inner wall grinding device according to claim 1, which is characterized in that the grinding wheel is
Sized flap wheel.
4. a kind of ductile iron pipe cement inner wall grinding device according to claim 3, which is characterized in that described second is hard
It is compressed between axis and the sized flap wheel by locknut.
5. a kind of ductile iron pipe cement inner wall grinding device according to claim 1, which is characterized in that the movement is small
Vehicle includes trolley body and traveling wheel；The traveling wheel is connected below the trolley body；The traveling wheel and the track frame
It is slidably connected.
6. a kind of ductile iron pipe cement inner wall grinding device according to claim 1, which is characterized in that the steel wire is soft
Outer shaft sleeve is equipped with flexible axle shell.
7. a kind of ductile iron pipe cement inner wall grinding device according to claim 1, which is characterized in that the support roller group
Including active roller station group and driven support roller group；The support roller group is connected with the second motor.
8. a kind of ductile iron pipe cement inner wall grinding device according to claim 1, which is characterized in that the rubber is empty
The bent capsule number of gas spring is 3；The quantity of the rubber air spring is three.
9. a kind of ductile iron pipe cement inner wall grinding device according to claim 1, which is characterized in that the flexible axle connects
The material of head is aluminium alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820563513.7U CN208246441U (en) | 2018-04-19 | 2018-04-19 | A kind of ductile iron pipe cement inner wall grinding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820563513.7U CN208246441U (en) | 2018-04-19 | 2018-04-19 | A kind of ductile iron pipe cement inner wall grinding device |
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| Publication Number | Publication Date |
|---|---|
| CN208246441U true CN208246441U (en) | 2018-12-18 |
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ID=64637800
Family Applications (1)
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|---|---|---|---|
| CN201820563513.7U Active CN208246441U (en) | 2018-04-19 | 2018-04-19 | A kind of ductile iron pipe cement inner wall grinding device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108527028A (en) * | 2018-04-19 | 2018-09-14 | 广东新兴铸管有限公司 | A kind of ductile iron pipe cement inner wall grinding device |
| CN113290689A (en) * | 2021-07-28 | 2021-08-24 | 徐州宏巨机械制造有限公司 | Presetting disposable impact flow atomizing dust-removing nodular cast iron pipe machining device |
-
2018
- 2018-04-19 CN CN201820563513.7U patent/CN208246441U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108527028A (en) * | 2018-04-19 | 2018-09-14 | 广东新兴铸管有限公司 | A kind of ductile iron pipe cement inner wall grinding device |
| CN113290689A (en) * | 2021-07-28 | 2021-08-24 | 徐州宏巨机械制造有限公司 | Presetting disposable impact flow atomizing dust-removing nodular cast iron pipe machining device |
| CN113290689B (en) * | 2021-07-28 | 2021-10-01 | 徐州宏巨机械制造有限公司 | Presetting disposable impact flow atomizing dust-removing nodular cast iron pipe machining device |
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