CN201685157U - Pneumatic air valve and valve seat grinder - Google Patents
Pneumatic air valve and valve seat grinder Download PDFInfo
- Publication number
- CN201685157U CN201685157U CN2010202001684U CN201020200168U CN201685157U CN 201685157 U CN201685157 U CN 201685157U CN 2010202001684 U CN2010202001684 U CN 2010202001684U CN 201020200168 U CN201020200168 U CN 201020200168U CN 201685157 U CN201685157 U CN 201685157U
- Authority
- CN
- China
- Prior art keywords
- bistrique
- valve seat
- valve
- grinder
- main shaft
- 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.)
- Expired - Fee Related
Links
- 229910001651 emery Inorganic materials 0.000 claims description 14
- 238000005299 abrasion Methods 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 5
- 238000009966 trimming Methods 0.000 abstract 2
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 238000012423 maintenance Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241000220317 Rosa Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Images
Landscapes
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
A pneumatic air valve and valve seat grinder belongs to the technical field of special tools for power machinery. The grinder adopts a pneumatic motor to drive a spindle which can rotate inside a spindle sleeve, and a working table available for mounting a pneumatic valve or a valve seat is fixedly connected to the upper end of the spindle. A bearing shaft sleeve with a grinding head lifting device is further installed on a grinder body, the grinding head lifting device is lifted by a bearing shaft penetrating through the bearing shaft sleeve under driving of a gear and a rack, a grinding head horizontal trimming device is connected to the upper end of the bearing shaft, a grinding head horizontal angle adjusting device is connected onto the grinding head horizontal trimming device, and the pneumatic motor with a grinding wheel is arranged on the grinding head horizontal angel adjusting device. The pneumatic air valve and valve seat grinder can conveniently position the pneumatic valve or valve seat on the working table with different fixtures, the inclined angle of the grinding head can be precisely adjusted in perpendicular and horizontal directions, and the grinder is a special repair tool for large-sized engine pneumatic valves and valve seats, and has the advantages of high efficiency, fine precision, convenience in operation and the like.
Description
Technical field
The utility model relates to a kind of pneumatic type air valve and valve seat grinder, and it belongs to dynamic power machine specific purpose tool technical field.
Background technology
In maintenance work, the air valve of middle-size and small-size engine generally adopts air valve and valve seat to grind mutually at present, small-sized air valve grinder is also arranged for selecting for use.For big-block engine,, often adopt machine tool that air valve and valve seat are repaired because the size and the weight of air valve are all very big.Because of there not being special-purpose maintenance of equipment, adopt machine tool that air valve and valve seat are repaired, complex process, machining period is long, needs masterful technique workman operation, and quality also is difficult to guarantee.
Summary of the invention
In order to overcome problems of the prior art, the utility model provides a kind of pneumatic type air valve and valve seat grinder.This grinder is the reparation specific purpose tool of big-block engine air valve and valve seat, has characteristics such as efficient height, precision be good, easy to operate.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of pneumatic type air valve and valve seat grinder, it comprises that mainly a body, one are installed in the drive unit on the body, a main shaft and a pneumatic grinding head, drive unit drives main axis rotation, adopts pneumatic grinding head that the workpiece that rotates with main shaft is ground.Described drive unit adopts air motor to drive the big belt pulley rotation that is fixed together with main shaft through belt by small belt pulley; Described main shaft is installed in the collar bush that is fixed on the body, is provided with bearing between collar bush and main shaft, the fixedly connected workbench in the upper end of main shaft; Supporting sleeve of fixed installation on described body, a bistrique lowering or hoisting gear is located on the supporting sleeve, and has a bolster to pass from supporting sleeve; Upper end at described bolster connects a bistrique WidFin device, connects a bistrique level angle adjusting device on bistrique WidFin device, and the emery wheel air motor of band emery wheel just is located on the bistrique level angle adjusting device.
Described bistrique lowering or hoisting gear is by rotating the tooth bar that the lifting handwheel is fixed together through gear drive and bolster.
Described bistrique WidFin device adopts and unclamps fishbolt, by being screwed on one side right limit bolt and the another side left limit bolt of back-outing, first pointer that is fixed on the bolster is adjusted to aligning valve seat abrasion site from the air valve abrasion site that aligning is positioned on the bistrique WidFin seat.
Described bistrique level angle adjusting device adopts unclamps first fastening bolt and second fastening bolt simultaneously, regulates top fastening bolt, makes slide around the rotation of the center of first fastening bolt.
On described slide, be provided with the slide plate of an installation emery wheel air motor, adopt a leading screw handwheel to order about slide plate and on slide, move.
The beneficial effects of the utility model are: this pneumatic type air valve and valve seat grinder adopt the air motor drive shaft, main shaft is installed in the collar bush that is fixed on the body, can in collar bush, rotate, and between is provided with bearing, the fixedly connected workbench that air valve or valve seat can be installed in the upper end of main shaft.Also fixedly mount a supporting sleeve on body, a bistrique lowering or hoisting gear is located on the supporting sleeve, the bolster lifting that the bistrique lowering or hoisting gear passes from supporting sleeve by gear, rack drives.Upper end at bolster connects a bistrique WidFin device, connects a bistrique level angle adjusting device on bistrique WidFin device, and the air motor of band emery wheel just is located on the bistrique level angle adjusting device.This grinder selects for use different frocks accurately to be positioned at air valve or valve seat on the workbench easily, and its bistrique can carry out meticulous adjusting in vertical direction, horizontal direction or to the inclination angle.It is the reparation specific purpose tool of big-block engine air valve and valve seat, has characteristics such as efficient height, precision be good, easy to operate.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples.
Fig. 1 is a kind of pneumatic type air valve and valve seat grinding machine structure cutaway view.
Fig. 2 is bistrique level angle adjusting device figure.
Fig. 3 is bistrique level angle micromatic setting figure.
Fig. 4 is the grinding schematic diagram of air valve seat.
Among the figure: 1, body, 2, air motor, 2a, small belt pulley, 2b, big belt pulley, 3, main shaft, 3a, collar bush, 3b, the main shaft upper bearing (metal), 3c, the main shaft lower bearing, 3d, clamp nut, 3e, gripping sleeve, 4, workbench, 4a, first puller bolt, 4b, pull bar, 4c, pressing plate, 5, bolster, 5a, supporting sleeve, 5b, clamping lever, 6, the bistrique lowering or hoisting gear, 6a, the lifting handwheel, 6b, gear, 6c, tooth bar, 7, bistrique WidFin seat, 7a, fishbolt, 7b, the left limit bolt, 7c, the right limit bolt, 7d, first pointer, 8, bistrique level angle adjusting device, 8a, the leading screw handwheel, 8b, slide plate, 8c, slide, 8d, first fastening bolt, 8e, second fastening bolt, 8f, top fastening bolt, 8g, the scale bidding quotation, 8h, second pointer, 9, the emery wheel air motor, 9a, emery wheel, 10, the valve rod support, 10a, second puller bolt, 11, air valve, 12, valve seat, 13, dial gauge; S, valve seat abrasion site, V, air valve abrasion site.
The specific embodiment
Fig. 1 shows the structure chart of a kind of pneumatic type air valve and valve seat grinder.The main shaft 3 of this grinder is installed among the collar bush 3a that is fixed on the body 1, is provided with main shaft upper bearing (metal) 3b and main shaft lower bearing 3c between collar bush 3a and main shaft 3, the fixedly connected workbench 4 in the upper end of main shaft 3.Also fixedly mount a supporting sleeve 5a on body 1, a bistrique lowering or hoisting gear 6 is located on the supporting sleeve 5a, and has a bolster 5 to pass from supporting sleeve 5a; Upper end at described bolster 5 connects a bistrique WidFin device, connects a bistrique level angle adjusting device 8 on bistrique WidFin device, and the emery wheel air motor 9 of band emery wheel 9a just is located on the bistrique level angle adjusting device 8.Its important technological parameters is: angle precision-± 0.125 °, and eccentricity≤0.02mm, ovality≤0.003mm, surface smoothness-N5=Ra0.4 μ m, grinding wheel speed-4800r/min, the speed of mainshaft-8r/min, bistrique adjust angle-30 ° ± 1 °.
Below the structure and the operation principle of above-mentioned grinder are done simple the introduction:
One, drive unit
Fig. 1 shows the air motor 2 that is installed on the body 1 and drives small belt pulley 2a rotation, and small belt pulley 2b drives the big belt pulley 2b rotation that is fixed together with main shaft 3 through belt, and main shaft 3 is with workbench 4 rotations.
Two, bistrique lowering or hoisting gear
Fig. 1 shows bistrique lowering or hoisting gear 6 and drives the tooth bar 6c that is fixed together with bolster 5 through gear 6b by rotating lifting handwheel 6a.When need are regulated the bistrique lifting, unclamp the clamping lever 5b on the bolster 5 earlier, rotate lifting handwheel 6a drive dial again and rotate simultaneously.When lifting handwheel 6a rotated counterclockwise, bistrique rose; Otherwise bistrique descends.The dial face circumference is divided into 60 equal portions, and a corresponding bistrique adjustable height is 0.016mm.
Three, bistrique WidFin device
Fig. 2 shows bistrique WidFin device.Unclamp fishbolt 7a earlier, by being screwed on one side right limit bolt 7c and the another side left limit bolt 7b that back-outs, the first pointer 7d that is fixed on the bolster 5 is adjusted to aligning valve seat abrasion site S from the air valve abrasion site V that aligning is positioned on the bistrique WidFin seat 7; Otherwise, then the first pointer 7d is adjusted to aligning air valve abrasion site V from the valve seat abrasion site S that aligning is positioned on the bistrique WidFin seat 7.
Four, bistrique level angle adjusting device
Fig. 3 shows bistrique level angle adjusting device.This device is for grinding angle departs from 30 ° or install when nonstandard, with angle adjustment to standard value.When the need adjusting angle, unclamp the first fastening bolt 8d and the second fastening bolt 8e simultaneously, regulate top fastening bolt 8f, make slide 8c around the rotation of the center of the first fastening bolt 8d.Top fastening bolt 8f and scale bidding quotation 8g are fixed together, the scale that second pointer 8h indication is conditioned, and the circumference of scale bidding quotation 8g is divided into 28 equal portions, and the moving a bistrique angle of representing of revolution changes 1 '.Adjusting finishes, and must tighten the first fastening bolt 8d and the second fastening bolt 8e.
Five, emery wheel feed arrangement
Fig. 3 also shows the emery wheel feed arrangement.On slide 8c, be provided with the slide plate 8b of an installation emery wheel air motor 9, adopt a leading screw handwheel 8a to order about slide plate 8b and on slide 8c, move.
Six, the fixture of air valve
Fig. 1 shows the fixture of air valve.A valve rod support 10 is fixed on the workbench 4, air valve 11 inserts in the main shaft 3, locate with four second puller bolt 10a the upper end of air valve 11, and the lower end adopts clamp nut 3d and gripping sleeve 3e that main shaft 3 and valve rod are locked together, and checks that with dial gauge 13 its circular runout is not more than 0.03mm.
Seven, the fixture of valve seat
Fig. 4 shows the fixture of valve seat.With four first puller bolt 4a valve seat 12 is fixed on the workbench 4, and compresses, check that with dial gauge 13 its circular runout is not more than 0.03mm with pull bar 4b and pressing plate 4c.
Claims (5)
1. pneumatic type air valve and valve seat grinder, it mainly comprises a body (1), drive unit, a main shaft (3) and a pneumatic grinding head that is installed on the body (1), drive unit drives main shaft (3) rotation, adopts pneumatic grinding head that the workpiece with main shaft (3) rotation is ground; It is characterized in that: described drive unit adopts air motor (2) to drive big belt pulley (2b) rotation that is fixed together with main shaft (3) through belt by small belt pulley (2a); Described main shaft (3) is installed in the collar bush (3a) that is fixed on the body (1), is provided with bearing between collar bush (3a) and main shaft (3), at the fixedly connected workbench in the upper end of main shaft (3) (4); Go up a fixed installation supporting sleeve (5a) at described body (1), a bistrique lowering or hoisting gear (6) is located on the supporting sleeve (5a), and has a bolster (5) to pass from supporting sleeve (5a); Upper end at described bolster (5) connects a bistrique WidFin device, connect a bistrique level angle adjusting device (8) on bistrique WidFin device, the emery wheel air motor (9) of band emery wheel (9a) just is located on the bistrique level angle adjusting device (8).
2. according to described pneumatic type air valve of claim 1 and valve seat grinder, it is characterized in that: described bistrique lowering or hoisting gear (6) drives the tooth bar (6c) that is fixed together with bolster (5) by rotating lifting handwheel (6a) through gear (6b).
3. according to described pneumatic type air valve of claim 1 and valve seat grinder, it is characterized in that: described bistrique WidFin device adopts and unclamps fishbolt (7a), by being screwed on one side right limit bolt (7c) and the another side left limit bolt (7b) of back-outing, first pointer (7d) that is fixed on the bolster (5) is adjusted to aligning valve seat abrasion site (S) from the air valve abrasion site (V) that aligning is positioned on the bistrique WidFin seat (7).
4. according to described pneumatic type air valve of claim 1 and valve seat grinder, it is characterized in that: described bistrique level angle adjusting device (8) adopts unclamps first fastening bolt (8d) and second fastening bolt (8e) simultaneously, regulate top fastening bolt (8f), make slide (8c) around the rotation of the center of first fastening bolt (8d).
5. according to described pneumatic type air valve of claim 5 and valve seat grinder, it is characterized in that: on described slide (8c), be provided with the slide plate (8b) of an installation emery wheel air motor (9), adopt a leading screw handwheel (8a) to order about slide plate (8b) and go up mobile at slide (8c).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202001684U CN201685157U (en) | 2010-05-15 | 2010-05-15 | Pneumatic air valve and valve seat grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202001684U CN201685157U (en) | 2010-05-15 | 2010-05-15 | Pneumatic air valve and valve seat grinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201685157U true CN201685157U (en) | 2010-12-29 |
Family
ID=43373446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202001684U Expired - Fee Related CN201685157U (en) | 2010-05-15 | 2010-05-15 | Pneumatic air valve and valve seat grinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201685157U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110919540A (en) * | 2019-12-19 | 2020-03-27 | 蔡晨波 | Grinding wheel mechanism capable of being obliquely adjusted for tool grinding machine |
| CN111438594A (en) * | 2020-05-09 | 2020-07-24 | 油特机械工具（大连）有限公司 | Portable high-speed grinding device |
-
2010
- 2010-05-15 CN CN2010202001684U patent/CN201685157U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110919540A (en) * | 2019-12-19 | 2020-03-27 | 蔡晨波 | Grinding wheel mechanism capable of being obliquely adjusted for tool grinding machine |
| CN111438594A (en) * | 2020-05-09 | 2020-07-24 | 油特机械工具（大连）有限公司 | Portable high-speed grinding device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201442205U (en) | Gas valve and valve seat grinding machine | |
| CN202367546U (en) | Universally-adjustable cutting tool grinding fixture | |
| CN201664866U (en) | Abrasive finishing machine | |
| CN202079447U (en) | Grinding machine for repairing taper hole of spindle of movable machine tool | |
| CN102152179B (en) | Mobile grinding machine for repair of taper hole of machine tool spindle | |
| CN204183295U (en) | A kind of axle processing bracket | |
| CN112536648B (en) | Magnetic particle grinding machine and method suitable for solid surfaces of crankshafts and non-standard shafts | |
| CN101352819A (en) | Internal grinder | |
| CN114633157A (en) | Multifunctional integrated grinding center for shaft sleeve workpiece | |
| CN201702423U (en) | Equipment for milling end surfaces of bearing caps | |
| CN108857622A (en) | A kind of Novel portable lathe taper hole precision reparation instrument | |
| CN201685157U (en) | Pneumatic air valve and valve seat grinder | |
| CN208409411U (en) | A kind of axis class centre bore grinding device | |
| CN202144033U (en) | Match grinding forming device for conical external circle | |
| CN102814739A (en) | Vertical double-end-face grinding wheel dresser | |
| CN200963781Y (en) | Rocking arm double curved surface grinding and processing device | |
| CN105290927A (en) | High-precision arc surface grinding device | |
| CN213258160U (en) | Machine part makes with rotating cutting device | |
| CN202114626U (en) | Dressing device for grinding wheels of vertical grinding machine with double end faces | |
| CN208496542U (en) | A cylindrical grinder | |
| CN107263227A (en) | Floating-supported type is not in the mood for bistrique | |
| CN205551695U (en) | Full automatic grinding machine of screw nut internal screw thread | |
| CN202763600U (en) | Deep hole internal grinding device | |
| CN205614147U (en) | Preparation on throne of fine tool electrode and trimming device | |
| CN206010494U (en) | A kind of coarse-fine car special purpose device of gas turbine bearing block |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101229 Termination date: 20120515 |