CN104191348A - Tool for grinding sealing face of connecting pipe for hydraulic valve - Google Patents
Tool for grinding sealing face of connecting pipe for hydraulic valve Download PDFInfo
- Publication number
- CN104191348A CN104191348A CN201410363580.0A CN201410363580A CN104191348A CN 104191348 A CN104191348 A CN 104191348A CN 201410363580 A CN201410363580 A CN 201410363580A CN 104191348 A CN104191348 A CN 104191348A
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- CN
- China
- Prior art keywords
- grinding
- dwang
- hydraulic valve
- sealing surface
- sealing 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.)
- Pending
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Classifications
-
- 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
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/02—Lapping machines or devices; Accessories designed for working surfaces of revolution
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a tool for grinding a sealing face of a connecting pipe for a hydraulic valve. The tool for grinding the sealing face of the connecting pipe for the hydraulic valve comprises a positioning plate, a rotary rod, a grinding head and at least one balancing weight, wherein a guiding cylinder is arranged in the middle of the positioning plate, the rotary rod is positioned in the guiding cylinder in the mode that the rotary rod can rotate horizontally, the lower portion of the rotary rod is bent to form a connecting rod, a positioning ring is arranged at the upper end of the bent portion of the rotary rod, the balancing weights are arranged at the upper end of the positioning ring and are arranged on the rotary rod in a sleeved mode, the connecting rod is provided with a threaded hole, the grinding head comprises a threaded connecting column, and the threaded connecting column is matched with the threaded hole to be connected to one end of the connecting rod. According to the tool for grinding the sealing face of the connecting pipe for the hydraulic valve, downward external force does not need to be applied during grinding, the grinding requirement can be met by means of the weight of the balancing weights, and labor intensity is relieved; in addition, the multiple balancing weights can be arranged according to requirements, in this way, the sealing face is ground under a proper and even pressure, the sealing face is well protected, damage, caused by uneven stress, of the sealing face is avoided, and the protecting performance is good.
Description
Technical field
The present invention relates to a kind of maintenance tool of hydraulic valve piece accessory, belong to hydraulic test field, relate in particular the grinding tool for sealing surface for hydraulic valve piece tube connector.
Background technology
When hydraulic valve piece is used for connecting the tube connector of external water source; usually can in tube connector pipe, a location sealing face be set the position near hydraulic valve piece or water source port; for locating and sealing with conduit coupling; this sealing surface is corroded and connector pressure-acting by internal liquid after permanent use; sealing surfaces there will be uneven; do not reach sealing effectiveness; therefore when carrying out pipeline maintenance; also need seal for pipe joints face to carry out a grinding; sealing surface is ground as far as possible smooth, in order to avoid reveal.Due to tube connector internal cause space reason, comparatively inconvenience when grinding, and affect grinding effect and grinding efficiency, general instrument has also been difficult to grinding.
Now for the milling tool of pipe inner sealing surface, not only can well realize in pipe and grinding, and grinding effect is good, efficiency is high, it is also very convenient to use, but, due to when grinding, the dwang weight being connected with grinding head is lighter, when grinding, rotation need to apply one to the pressure pressing down to milling bar, for increasing the contact of grinding head and sealing surface, make to grind more thorough sooner, this just needs staff to apply a downward pressure when rotating dwang, not only working strength is large, and because applied pressure weight differs, make to grind very uneven, may cause abradant surface to occur the problem of inclination, cause sealing surface cannot realize hermetic effect, not only increased staff's severity of grind, and also poor to sealing surface protectiveness.
summary of the invention
The present invention has overcome the deficiencies in the prior art, and a kind of grinding tool for sealing surface for hydraulic valve piece tube connector is provided, and has solved large, poor to the sealing surface protectiveness problem of labour intensity in use of instrument in the past.
For solving above-mentioned technical problem, the present invention is by the following technical solutions: for the grinding tool for sealing surface of hydraulic valve piece tube connector, comprise location-plate, dwang, grinding head and weight, described location-plate middle part arranges guide cylinder, what described dwang can horizontally rotate is positioned in guide cylinder, described dwang bottom is bent to form connecting rod, upper end, described dwang bending place is provided with locating ring, locating ring upper end arranges described weight, described weight is linked on dwang and described weight at least arranges one, described connecting rod is provided with screwed hole, described grinding head includes the post that is threaded, be threaded post by being connected in connecting rod end with screwed hole.
Further, described grinding head surface soldered has nickel-chrome alloy steel layer.
Further, described dwang inside is provided with through hole, and via openings end is positioned at dwang top, and the described through hole port of export is positioned on connecting rod, and the described through hole port of export is in grinding head top.
Further, described location-plate two ends are equidistantly provided with locating hole.
Further, described dwang upper end periphery is provided with external screw thread.
Further, end, described dwang upper end is provided with hex union.
Compared with prior art, the invention has the beneficial effects as follows: this grinding tool for sealing surface for hydraulic valve piece tube connector of the present invention's design, when grinding without applying downward external force, rely on weight weight can meet grinding demand, reduced labour intensity, and weight can also rotate slightly rocking of bringing by stable rotation bar, further strengthen grinding effect, and as required a plurality of weights can be set, when sealing surface is ground in moderate, uniformly under pressure, protection sealing surface that can be fabulous, avoid sealing surface unbalance stress to cause damage, protectiveness is good.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Fig. 1 is structural representation of the present invention.
Label in figure is: 1, locating hole; 2, location-plate; 3, hex union; 4, external screw thread; 5, guide cylinder; 6, dwang; 7, through hole; 8, weight; 9, locating ring; 10, the post that is threaded; 11, grinding head.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is further illustrated.Embodiments of the present invention include but not limited to the following example.
Embodiment 1
The grinding tool for sealing surface for hydraulic valve piece tube connector as shown in Figure 1, comprise location-plate 2, dwang 6, grinding head 11 and weight 8, described location-plate 2 middle parts arrange guide cylinder 5, what described dwang 6 can horizontally rotate is positioned in guide cylinder 5, described dwang 6 bottoms are bent to form connecting rod, described dwang 6 upper ends, bending place are provided with locating ring 9, locating ring 9 upper ends arrange described weight 8, described weight 8 is linked on dwang 6 and described weight 8 at least arranges one, described connecting rod is provided with screwed hole, described grinding head 11 includes the post 10 that is threaded, be threaded post 10 by being connected in connecting rod end with screwed hole.
When the present embodiment is used, location-plate 2 is lain against to tube connector nozzle flange terminal pad and is adjacent to, adjust dwang 6 positions and make its corresponding tube connector pipeline axis, the grinding head 8 of lower end is corresponding sealing surface just, and grinding head 8 lower surfaces and sealing surface laminating, by clamp mechanism, location-plate 2 location are clamped and can be used, adopt tumbler connection of rotating bar 6 upper ends to drive dwang 6 to rotate during use, when rotating, the corresponding sealing surface circular-rotation of grinding head 8 grinds; In use, according to the extent of deterioration of seal for pipe joints face, can suitably add a plurality of weights 8; weight 8 can be the metal or alloy steel such as copper, iron, relies on weight 8 self gravitations, not only can stable rotation bar 8; and can guarantee that grinding head 11 and sealing surface guarantee laminating; and laminating is evenly, stressed moderate, protection sealing surface that can be fabulous; improve grinding effect; also can remove from simultaneously and manually apply downforce and bring the problem that labour intensity is large, protectiveness is good, uses more convenient.
In the present embodiment, between each parts, all adopt and be flexibly connected, be convenient for carrying and change, can reduce greatly cost.
Embodiment 2
The present embodiment has been optimized following structure on the basis of embodiment 1: described grinding head 11 surface soldered have nickel-chrome alloy steel layer.
In the present embodiment, because grinding head 11 is mainly to contact with sealing surface, under the effect of abrasive pastes, complete polishing of sealing surface, therefore grinding head 11 need have the wearability of becoming reconciled and can meet permanent use, and this book is that nichrome intensity is high by grinding head 11 surface soldered nickel-chrome alloy steel layers, noisy wearing and tearing and corrosion-resistant, can use for a long time, reduce the loss of grinding head 11, further reduce cost.
Embodiment 3
The present embodiment has been optimized following structure on the basis of embodiment 1 or embodiment 2: described dwang 6 inside are provided with through hole 7, through hole 7 openends are positioned at dwang 6 tops, described through hole 7 ports of export are positioned on connecting rod, and described through hole 7 ports of export are in grinding head 11 tops.
In the present embodiment, for convenience of at any time sealing surface being added to abrasive pastes, guarantee normally carrying out of grinding, avoid dry grinding damage sealing surface, spy adds through hole 7 at dwang 6, in the time of need to adding abrasive pastes, abrasive pastes liquid is wandered on grinding head 11 by through hole 7 ports of export, thereby grinding head 11 and sealing surface contact portion can be soaked into, guarantee normally carrying out of grinding, security greatly improves.
Embodiment 4
The present embodiment has been optimized location-plate on the basis of above-mentioned arbitrary embodiment, is specially: described location-plate 2 two ends are equidistantly provided with locating hole 1.
The flange connecting hole of the corresponding tube connector mouth of pipe of locating hole 1 in the present embodiment, when location, can coordinate with locating hole 1, flange connecting hole by bolt, location-plate 2 integral body are fixed on to the mouth of pipe, without re-using other positioning mountings, connect, facilitated the installation of instrument integral body.
Embodiment 5
The present embodiment has been done following optimization on the basis of above-mentioned arbitrary embodiment: described dwang 6 upper end peripheries are provided with external screw thread 4.
In this enforcement, for convenience of dwang 6 connection of rotating parts and be convenient to dismounting, can external screw thread 4 be set at dwang 6 upper end peripheries, can be threaded with tumbler by external screw thread 4, can conveniently connect different connectors, and load and unload all very convenient.
Embodiment 6
The present embodiment is further optimized on the basis of above-mentioned arbitrary embodiment, is specially: described dwang 6 ends, upper end are provided with hex union 3.
The present embodiment principle embodiment 4, dwang 6 ends, upper end arrange hex union 3, can pass through hex union 3 connection of rotating parts, than being threaded, hex union 3 and being connected that connector is eye-splice-type, not only prolonged durable, and also hexgonal structure is comparatively conventional, can coordinate with multiple tumbler, load and unload more convenient.
Be as mentioned above embodiments of the invention.The present invention is not limited to above-mentioned embodiment, and anyone should learn the structural change of making under enlightenment of the present invention, and every have identical or close technical scheme with the present invention, within all falling into protection scope of the present invention.
Claims (6)
1. for the grinding tool for sealing surface of hydraulic valve piece tube connector, it is characterized in that: comprise location-plate (2), dwang (6), grinding head (11) and weight (8), described location-plate (2) middle part arranges guide cylinder (5), what described dwang (6) can horizontally rotate is positioned in guide cylinder (5), described dwang (6) bottom is bent to form connecting rod, described dwang (6) upper end, bending place is provided with locating ring (9), locating ring (9) upper end arranges described weight (8), described weight (8) is linked in dwang (6) above and described weight (8) at least arranges one, described connecting rod is provided with screwed hole, described grinding head (11) includes the post that is threaded (10), be threaded post (10) by being connected in connecting rod end with screwed hole.
2. the grinding tool for sealing surface for hydraulic valve piece tube connector according to claim 1, is characterized in that: described grinding head (11) surface soldered has nickel-chrome alloy steel layer.
3. the grinding tool for sealing surface for hydraulic valve piece tube connector according to claim 1, it is characterized in that: described dwang (6) inside is provided with through hole (7), through hole (7) openend is positioned at dwang (6) top, described through hole (7) port of export is positioned on connecting rod, and described through hole (7) port of export is in grinding head (11) top.
4. the grinding tool for sealing surface for hydraulic valve piece tube connector according to claim 1, is characterized in that: described location-plate (2) two ends are equidistantly provided with locating hole (1).
5. the grinding tool for sealing surface for hydraulic valve piece tube connector according to claim 1, is characterized in that: described dwang (6) upper end periphery is provided with external screw thread (4).
6. the grinding tool for sealing surface for hydraulic valve piece tube connector according to claim 1, is characterized in that: described dwang (6) end, upper end is provided with hex union (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410363580.0A CN104191348A (en) | 2014-07-29 | 2014-07-29 | Tool for grinding sealing face of connecting pipe for hydraulic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410363580.0A CN104191348A (en) | 2014-07-29 | 2014-07-29 | Tool for grinding sealing face of connecting pipe for hydraulic valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104191348A true CN104191348A (en) | 2014-12-10 |
Family
ID=52076795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410363580.0A Pending CN104191348A (en) | 2014-07-29 | 2014-07-29 | Tool for grinding sealing face of connecting pipe for hydraulic valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104191348A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108942440A (en) * | 2018-07-26 | 2018-12-07 | 成都格瑞特高压容器有限责任公司 | Gas cylinder Inner arc defect expressivity device and method |
-
2014
- 2014-07-29 CN CN201410363580.0A patent/CN104191348A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108942440A (en) * | 2018-07-26 | 2018-12-07 | 成都格瑞特高压容器有限责任公司 | Gas cylinder Inner arc defect expressivity device and method |
| CN108942440B (en) * | 2018-07-26 | 2023-06-27 | 成都格瑞特高压容器有限责任公司 | Device and method for eliminating arc defect in gas cylinder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20141210 |