CN207027222U - A kind of combined valve milling tool - Google Patents
A kind of combined valve milling tool Download PDFInfo
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- CN207027222U CN207027222U CN201721030185.6U CN201721030185U CN207027222U CN 207027222 U CN207027222 U CN 207027222U CN 201721030185 U CN201721030185 U CN 201721030185U CN 207027222 U CN207027222 U CN 207027222U
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- hole
- positioning set
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- milling
- positioning
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Abstract
The utility model provides a kind of combined valve milling tool, including milling bar, drive device and grinding head, one end connection drive device of milling bar, grinding head is fixedly mounted in the other end, described drive device drives grinding head to extend into rotation in the valve seat of valve and is ground by milling bar, also include the first positioning set and the second positioning set, first positioning set and the second positioning set are removably attachable to together, have respectively inside described the first positioning set and the second positioning set and be used for the through hole that milling bar passes through, first positioning set is resisted against on the valve body of valve, second positioning set is set close to one end of grinding head to limit the up and down motion of grinding head.Combined valve milling tool of the present utility model has the characteristics that low manufacture cost, the easy to use and grinding precision that forms a complete set of are high.
Description
Technical field
The technical field of valve-seating is the utility model is related to, in particular it relates to a kind of combined valve milling tool.
Background technology
At present, the pipeline valve of the industry such as electric power, petrochemical industry, building will be ground maintenance after using a period of time.It is existing
The milling tool fixed mount that the less stop valve of latus rectum uses is mostly to be relatively fixed structure, and is ground to different path valves
Supporting milling tool will be re-worked before mill, needs constantly to measure adjustment size to valve valve seat during adjustment, this
Sample causes each gate valve to correspond to a set of milling tool, causes the utilization rate of milling tool relatively low, sinks money.
In view of this, it is special to propose the utility model.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of combined valve milling tool, and it has cost of manufacture
Low, the features such as easy to use and grinding precision that forms a complete set of is high.
In order to solve the above technical problems, technical scheme is used by the utility model：
A kind of combined valve milling tool, including milling bar, drive device and grinding head, one end connection of milling bar are driven
Grinding head is fixedly mounted in dynamic device, the other end, and described drive device extend into the valve of valve by milling bar driving grinding head
Rotation is ground in seat, in addition to the first positioning set and the second positioning set, the first positioning set and the second positioning set
It is removably attachable to together, has respectively inside described the first positioning set and the second positioning set and passed through for milling bar
Through hole, the first positioning set is resisted against on the valve body of valve, and the second positioning set is set close to one end of grinding head to limit
The up and down motion of grinding head.
Further, it is connected between the first described positioning set and the second positioning set by the way of being threadedly coupled
Together.
Further, connection screw thread, the periphery of second positioning set in the inside setting of first positioning set
The outer connection screw thread engaged with interior connection screw thread is set on wall.
Further, the inside of first positioning set sets first through hole and the internal thread connected with first through hole
Hole, the aperture of described internal thread hole are more than the aperture of first through hole, and described internal thread hole is set with first through hole coaxial line,
Milling bar passes through first through hole and internal thread hole.
Further, the second described positioning set includes threaded rod and the positive stop end cap for being fixedly connected with threaded rod one end,
It is threadedly coupled between the threaded rod and internal thread hole；Second through hole, the second through hole are set inside the second described positioning set
Coaxial line is kept to set with first through hole, milling bar passes through the second through hole.
Further, the first described positioning set has multiple, different by changing respectively with different-diameter length
First positioning set of diameter length is connected with the second positioning set, to be adapted to the valve of different dimensions.
Further, described grinding head includes abrasive body and grinding card body, and described abrasive body and grinding card body pass through
Connector connects as one with milling bar；One end of the abrasive body has bullet, and grinding card body has a taper neck, bored
Body is connected in taper neck, taper binding face fixed clamp grinding abrasive paper between the two.
Further, the inside of the abrasive body has third through-hole, one end insertion third through-hole of described milling bar
It is interior.
Further, described connector is bolt, and the end of the milling bar opens up screw, and described bolt is worn simultaneously
Cross abrasive body, grinding card body be threadedly coupled with the screw of milling bar, by abrasive body, grind card body and milling bar and be connected as one
Body.
Further, described abrasive body and grinding card body open up the through hole passed through for bolt respectively.
Combined valve milling tool of the present utility model is resisted against on the valve body of valve by the first positioning set, and second
Positioning set is set close to one end of grinding head to limit the up and down motion of grinding head；First positioning set and the second positioning set
3 are removably attachable to together, and its purpose has two：First, according to the first positioning set of depth adjustment 2 and second of different valve bodies
The connecting length of positioning set, to limit the up and down motion of grinding head, suitable for the valve of different size.2nd, when valve model
When different, the bore of valve is also different, can carry out changing suitable positioning set by dismantling the first positioning set, applicability is more
By force, processing and manufacturing cost is reduced.
The technical problem that the utility model solves is to overcome existing technical deficiency, valve-seating be most difficult to is long-term
Experienced check man's hand lapping is relied on, less efficient, utility model of grinding higher to the dependence of experience and feel
Grinding efficiency can be improved, more can fundamentally solve to grind the problems such as inclined, grinding is not in place in process of lapping, so as to ensure to grind
Quality.
Combined valve milling tool of the present utility model has low manufacture cost, forms a complete set of easy to use and grind
The features such as precision is high.
Brief description of the drawings
The installation diagram of Fig. 1 the utility model combined valve milling tools；
The structural representation of the milling bar of Fig. 2 the utility model combined valve milling tools；
The profile of first positioning set of Fig. 3 the utility model combined valve milling tools；
The profile of second positioning set of Fig. 4 the utility model combined valve milling tools；
The profile of the abrasive body of Fig. 5 the utility model combined valve milling tools；
The profile of the grinding card body of Fig. 6 the utility model combined valve milling tools；
The profile of the connector of Fig. 7 the utility model combined valve milling tools；
The assembling section of Fig. 8 the utility model combined valve milling tools.
Embodiment
A kind of combined valve milling tool of the present utility model is described in detail below in conjunction with the accompanying drawings：
As Figure 1-Figure 8, a kind of combined valve milling tool of the present utility model, including milling bar 1, drive device
And grinding head is fixedly mounted in grinding head, one end connection drive device of milling bar 1, the other end, described drive device is by grinding
Mill bar 1 drives grinding head to extend into rotation in the valve seat of valve and is ground, in addition to the first positioning set 2 and the second positioning sleeve
Part 3, the first positioning set 2 and the second positioning set 3 are removably attachable to together, the first described positioning set 2 and second
Having respectively inside positioning set 3 and be used for the through hole that milling bar passes through, the first positioning set 2 is resisted against on the valve body of valve, the
Two positioning sets 3 are set close to one end of grinding head to limit the up and down motion of grinding head.
Combined valve milling tool of the present utility model is resisted against on the valve body of valve by the first positioning set 2, the
Two positioning sets 3 are set close to one end of grinding head to limit the up and down motion of grinding head；First positioning set 2 and the second positioning
External member 3 is removably attachable to together, and its purpose has two：First, according to the and of the first positioning set of depth adjustment 2 of different valve bodies
The connecting length of second positioning set 3, to limit the up and down motion of grinding head, suitable for the valve of different size.2nd, valve is worked as
During model difference, the bore of valve is also different, can carry out changing suitable positioning set by dismantling the first positioning set 2, fit
It is stronger with property, reduce processing and manufacturing cost.
As a kind of preferred embodiment of the present utility model, the first described positioning set 2 and the second positioning set 3 it
Between using threaded connection by the way of link together.On the one hand the mode of threaded connection can pass through length adjustment that screw thread engages the
The distance between one positioning set 2 and the second positioning set 3, on the other hand can more easily be dismounted, and operation is more simple
It is convenient.
As shown in Fig. 3, Fig. 4 and Fig. 8, the inside of the first positioning set 2 of the utility model combined valve milling tool
Connection screw thread in setting, the outer connection screw thread engaged with interior connection screw thread is set on the periphery wall of second positioning set 3.
Specifically, as shown in figure 3, the inside of the first positioning set 2 sets first through hole 201 and connected with first through hole 201
Logical internal thread hole 202, the aperture of described internal thread hole 202 are more than the aperture of first through hole 201, described internal thread hole
202 are set with the coaxial line of first through hole 201, and milling bar 1 passes through first through hole 201 and internal thread hole 202.
As shown in figure 4, the second described positioning set 3 includes threaded rod 301 and is fixedly connected with the spacing of threaded rod one end
Cap 302 is held, is threadedly coupled between the threaded rod 301 and internal thread hole 202；The inside of described the second positioning set 3 sets the
Two through holes 303, the second through hole 303 keep coaxial line to set with first through hole 201, and milling bar 1 passes through the second through hole 303.
First positioning set 2 described in the utility model have it is multiple, respectively with different-diameter length, by changing not
The first positioning set 2 with diameter length is connected with the second positioning set 3, to be adapted to the valve of different dimensions.
As shown in Figure 5-Figure 8, the grinding head described in the present embodiment includes abrasive body 4 and grinding card body 5, described abrasive body
4 and grinding card body 5 connected as one by connector 6 and milling bar 1；One end of the abrasive body 4 has bullet 401, grinds
Mill card body 5 has a taper neck 501, and bullet 401 is connected in taper neck 501, and taper binding face between the two is consolidated
Clamp holds grinding abrasive paper.
As shown in figure 5, the inside of abrasive body 4 described in the present embodiment has a third through-hole 403, the one of described milling bar 1
In end insertion third through-hole 403.
Specifically, the connector 6 described in the present embodiment is bolt, and the end of the milling bar 1 opens up screw 101, described
Bolt also cross abrasive body 4, grinding card body 5 be threadedly coupled with the screw 101 of milling bar 1, by abrasive body 4, grinding card
Body 5 and milling bar 1 connect as one.
Abrasive body 4 and grinding card body 5 described in the present embodiment open up the through hole 402,502 passed through for bolt respectively.
The other end of the milling bar 1 of the present embodiment is that connecting rod 102,102 is connected with the output end of drive device, described
Drive device can be motor.
Combined valve milling tool of the present utility model, abrasive body 4 are pressed on valve seat, and milling bar 1 is in drive device
Drive under rotate at a high speed, the sand paper on abrasive body 4 is just quickly ground on valve seat.
The technical problem that the utility model solves is to overcome existing technical deficiency, valve-seating be most difficult to is long-term
Experienced check man's hand lapping is relied on, less efficient, utility model of grinding higher to the dependence of experience and feel
Grinding efficiency can be improved, more can fundamentally solve to grind the problems such as inclined, grinding is not in place in process of lapping, so as to ensure to grind
Quality.
Combined valve milling tool of the present utility model has low manufacture cost, forms a complete set of easy to use and grind
The features such as precision is high.
Described above is only preferred embodiment of the present utility model, not the utility model is made any formal
Limitation, although the utility model is disclosed above with preferred embodiment, but is not limited to the utility model, any to be familiar with
The technical staff of this patent is not being departed from the range of technical solutions of the utility model, when the technology contents work using above-mentioned prompting
Go out a little change or be modified to the equivalent embodiment of equivalent variations, as long as being the content without departing from technical solutions of the utility model,
Any simple modification, equivalent change and modification made according to the technical essence of the utility model to above example, still belongs to
In the range of the utility model.
Claims (10)
1. a kind of combined valve milling tool, including milling bar, drive device and grinding head, one end connection driving of milling bar
Grinding head is fixedly mounted in device, the other end, and described drive device extend into the valve seat of valve by milling bar driving grinding head
Interior rotation is ground, it is characterised in that also including the first positioning set and the second positioning set, the first positioning set and second
Positioning set is removably attachable to together, is had respectively inside described the first positioning set and the second positioning set and is used to grind
The through hole that mill bar passes through, the first positioning set are resisted against on the valve body of valve, and the second positioning set is set close to one end of grinding head
Put to limit the up and down motion of grinding head.
A kind of 2. combined valve milling tool according to claim 1, it is characterised in that the first described positioning set
Linked together between the second positioning set by the way of being threadedly coupled.
3. a kind of combined valve milling tool according to claim 2, it is characterised in that first positioning set
Inside set in connection screw thread, the outer connection spiral shell engaged with interior connection screw thread is set on the periphery wall of second positioning set
Line.
4. a kind of combined valve milling tool according to claim 3, it is characterised in that first positioning set
Inside sets first through hole and the internal thread hole connected with first through hole, and the aperture of described internal thread hole is more than first through hole
Aperture, described internal thread hole are set with first through hole coaxial line, and milling bar passes through first through hole and internal thread hole.
A kind of 5. combined valve milling tool according to claim 4, it is characterised in that the second described positioning set
Including threaded rod and the positive stop end cap for being fixedly connected with threaded rod one end, it is threadedly coupled between the threaded rod and internal thread hole；Institute
Second through hole is set inside the second positioning set stated, and the second through hole keeps coaxial line to set with first through hole, and milling bar passes through
Second through hole.
A kind of 6. combined valve milling tool according to claim 1, it is characterised in that the first described positioning set
With multiple, respectively with different-diameter length, by the first positioning set and the second positioning sleeve of changing different-diameter length
Part is connected, to be adapted to the valve of different dimensions.
7. a kind of combined valve milling tool according to claim 1-6 any one, it is characterised in that described grinds
Bistrique includes abrasive body and grinding card body, and described abrasive body and grinding card body are connected as one by connector and milling bar；
One end of the abrasive body has bullet, and grinding card body has a taper neck, and bullet is connected in taper neck, both
Between taper binding face fixed clamp grinding abrasive paper.
A kind of 8. combined valve milling tool according to claim 7, it is characterised in that the inside tool of the abrasive body
There is third through-hole, one end of described milling bar is inserted in third through-hole.
9. a kind of combined valve milling tool according to claim 8, it is characterised in that described connector is spiral shell
Bolt, the end of the milling bar open up screw, screw spiral shell of the described bolt also cross abrasive body, grinding card body and milling bar
Line is connected, and abrasive body, grinding card body and milling bar are connected as one.
10. a kind of combined valve milling tool according to claim 9, it is characterised in that described abrasive body and grind
Mill card body opens up the through hole passed through for bolt respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721030185.6U CN207027222U (en) | 2017-08-17 | 2017-08-17 | A kind of combined valve milling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721030185.6U CN207027222U (en) | 2017-08-17 | 2017-08-17 | A kind of combined valve milling tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207027222U true CN207027222U (en) | 2018-02-23 |
Family
ID=61487932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721030185.6U Active CN207027222U (en) | 2017-08-17 | 2017-08-17 | A kind of combined valve milling tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207027222U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109108770A (en) * | 2018-09-03 | 2019-01-01 | 江苏核电有限公司 | One kind being used for nuclear leve control valve stand maintenance and installation tool |
-
2017
- 2017-08-17 CN CN201721030185.6U patent/CN207027222U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109108770A (en) * | 2018-09-03 | 2019-01-01 | 江苏核电有限公司 | One kind being used for nuclear leve control valve stand maintenance and installation tool |
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