CN104374381B - The detection device of toothholder space angle - Google Patents
The detection device of toothholder space angle Download PDFInfo
- Publication number
- CN104374381B CN104374381B CN201410712435.9A CN201410712435A CN104374381B CN 104374381 B CN104374381 B CN 104374381B CN 201410712435 A CN201410712435 A CN 201410712435A CN 104374381 B CN104374381 B CN 104374381B
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- Prior art keywords
- angle
- shock
- circular shaft
- sleeve
- axle sleeve
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C1/00—Measuring angles
Abstract
The invention provides the detection device of a kind of coal mining machine roller toothholder space angle, mainly include circular shaft, axle sleeve, U-shaped component, bolt connection, sleeve, locking device, level indicator, infrared laser pen etc., wherein circular shaft one end has external screw thread, threaded with locking device, the other end is hollow parts, and axle sleeve is contained in this section；U-shaped connecting elements one end takes the shape of the letter U, and is bolted and is connected with axle sleeve and axle, and the other end is cylindrical, and is provided with external screw thread in its end, threadeds with locking device, and sleeve is contained on U-shaped connecting elements, and level indicator and infrared laser pen are arranged on sleeve.Circular shaft rotates relative to axle sleeve, and U-shaped connecting elements rotates relative to circular shaft and axle sleeve, and sleeve rotates relative to U-shaped connecting elements, and corresponding graduated disc indicates the number of degrees therewith.This device can the most accurately detect the setting angle of toothholder, thus reduces the deviation of actual value and theoretical value, improves pick and the service life of toothholder and the stability of complete machine work.
Description
Technical field
The present invention relates to detect device, especially relate to the detection device of toothholder space angle in Shearer Helical Drum.
Background technology
Pick is the main cut part of coal-winning machine, is the cutter of cutwork medium, and it is contained in toothholder, and toothholder welds
On the helix drum of coal-winning machine, the accuracy that toothholder setting angle adjusts is to the force-bearing situation of pick and has the biggest shadow service life
Ringing, therefore, the detection to toothholder space angle is significant.The inspection of the toothholder established angle on coal-winning machine spiral roller at present
Surveying and the most directly detect device, detect simply by indirect means, there is certain error in the means of this indirect detection,
Making toothholder actual installation angle there is error with theoretical established angle, cylinder, in cutting process, will aggravate the mill of pick and toothholder
Damage, thus decrease the service life of pick, reduce work efficiency and the stability of complete machine work of coal-winning machine, even result in
Rocking arm fracture failure, causes security incident.
Summary of the invention
1. solve the technical problem that
In order to overcome the shortcomings and deficiencies of above-mentioned prior art, the invention provides the detection device of a kind of toothholder space angle, solve
The problem that toothholder space angle on coal-winning machine spiral roller of having determined cannot accurately detect.
2. technical scheme
The detection device of toothholder space angle of the present invention, mainly includes circular shaft, axle sleeve, torsional angle pointer, torsional angle graduated disc, torsional angle
Check lock lever, torsional angle set lever, elevation angle graduated disc, elevation angle pointer, U-shaped connecting elements, bearing pin, angle of shock graduated disc, punching
Hitting angle pointer, sleeve, infrared laser pen, angle of shock set lever, angle of shock check lock lever, level indicator, wherein circular shaft is rank
Ladder axle, its one end is with externally threaded solid section, and the other end is the hollow parts of the band shaft shoulder, and hollow parts is being perpendicular to axle
The direction of line has a through hole, and toothholder is contained in the threadless one end of circular shaft, and utilizes the shaft shoulder to position；Torsional angle check lock lever is band
The cylindrical bar of shape cylinder boss, has a female thread cylindrical hole in its one end along axle center, and circular shaft threaded portion spinning is in this hole
In, a through hole is had in the direction of vertical axis, torsional angle set lever plugs in this hole, torsional angle set lever and torsional angle lock
Tight bar constitutes threaded locking device；Axle sleeve is hollow cylinder, has a through hole, axle sleeve in the direction being perpendicular to axis
It is contained on circular shaft, and utilizes the ring-shaped cylinder boss of the shaft shoulder on circular shaft and torsional angle check lock lever axially position and fix, torsional angle scale
Dish is arranged on the axle sleeve left end face of cylinder, and torsional angle pointer is arranged on the shaft shoulder of circular shaft；U-shaped connecting elements one end takes the shape of the letter U,
U head middle has a through hole, and is connected with axle sleeve and circular shaft by bolt, and the other end is cylindrical, in cylindrical end
Portion is provided with external screw thread, and spinning is in the hole of angle of shock check lock lever female thread, the shape of angle of shock check lock lever and torsional angle check lock lever
Shape is the same, and angle of shock set lever is inserted in the through hole of angle of shock check lock lever, angle of shock set lever and angle of shock check lock lever
Constitute threaded locking device；Sleeve is the hollow cylinder component of band annular cylinder boss, the column part of U-shaped connecting elements
Being contained in this hole, elevation angle graduated disc is arranged on U-shaped connecting elements, and concentric with the bolt hole on U-shaped connecting elements, faces upward
Angle pointer is arranged on axle sleeve by screw, and angle of shock graduated disc is arranged on sleeve lower surface, and angle of shock pointer is arranged on U-shaped
On the outer surface of connecting elements；Level indicator and infrared laser pen are contained on sleeve.
Described axle sleeve and circular shaft are matched in clearance, circular shaft can axle sleeve relatively in rotating, torsional angle graduated disc indicates torsional angle therewith
The number of degrees.
Described U-shaped connecting elements can rotate relative to circular shaft and axle sleeve, and elevation angle graduated disc indicates elevation scale therewith.
Described sleeve can rotate relative to U-shaped connecting elements, and angle of shock graduated disc indicates the angle of shock number of degrees therewith.
3. beneficial effects of the present invention
The present invention can detect the setting angle of toothholder directly and accurately, thus reduces the deviation of actual value and theoretical value, it is ensured that
Pick force-bearing situation during cutting coal seam is good, improves pick and the service life of toothholder and the stability of complete machine work.
Accompanying drawing explanation
Fig. 1 is the structural representation of the detection device of toothholder space angle of the present invention；
Fig. 2 is the A-A sectional view of Fig. 1；
Fig. 3 is the B-B sectional view of Fig. 1.
In figure, 1. circular shaft；2. torsional angle pointer；3. torsional angle graduated disc；4. elevation angle graduated disc；5. bolt connects；6. the elevation angle refers to
Pin；7. torsional angle set lever；8. torsional angle check lock lever；9. axle sleeve；10.U shape connecting elements；11. sleeves；12. is infrared
Laser pen；13. angle of shock set levers；14. angle of shock check lock levers；15. level indicators；16. angle of shock graduated discs；17. punchings
Hit angle pointer.
Detailed description of the invention
In Fig. 1,2 and Fig. 3, the invention mainly comprises circular shaft (1), axle sleeve (9), torsional angle pointer (2), torsional angle graduated disc
(3), torsional angle check lock lever (8), torsional angle set lever (7), elevation angle graduated disc (4), elevation angle pointer (6), U-shaped connect structure
Part (10), bolt connect (5), angle of shock graduated disc (16), angle of shock pointer (17), sleeve (11), infrared laser
Pen (12), angle of shock set lever (13), angle of shock check lock lever (14), level indicator (15), wherein circular shaft (1) is ladder
Axle, its one end is with externally threaded solid section, and the other end is the hollow parts of the band shaft shoulder, and hollow parts is being perpendicular to axis
Direction have a through hole, toothholder is contained in circular shaft (1) threadless one end, and utilizes the shaft shoulder to position；Torsional angle check lock lever (8)
For the cylindrical bar of band annular cylinder boss, have a female thread cylindrical hole, circular shaft (1) threaded portion along axle center in its one end
Spinning, in this hole, has a through hole in the direction of vertical axis, and torsional angle set lever (7) is inserted in this hole, and torsional angle is locked
Handle (7) and torsional angle check lock lever (8) constitute threaded locking device；Axle sleeve (9), in hollow cylinder, is being perpendicular to axis
Direction have a through hole, axle sleeve (9) is contained on circular shaft (1), and utilizes the shaft shoulder on circular shaft (1) and torsional angle check lock lever (8)
Ring-shaped cylinder boss axially position and fix, torsional angle graduated disc (3) is arranged on axle sleeve (9) the left end face of cylinder, and torsional angle refers to
Pin (2) is arranged on the shaft shoulder of circular shaft (1)；U-shaped connecting elements (10) one end takes the shape of the letter U, and has in U head middle
One through hole, and be bolted (5) and be connected with axle sleeve (9) and circular shaft (1), the other end is cylindrical, and in cylinder
End is provided with external screw thread, and spinning is in the internal thread hole of angle of shock check lock lever (14), the shape of angle of shock check lock lever (14)
The same with the shape of torsional angle check lock lever (8), angle of shock set lever (13) is inserted in the hole of angle of shock check lock lever (14), impact
Angle set lever (13) and angle of shock check lock lever (14) constitute threaded locking device；Sleeve (11) is band annular cylinder boss
Hollow cylinder component, the column part of U-shaped connecting elements (10) is contained in this hole, and elevation angle graduated disc (4) is arranged on U-shaped
On connecting elements (10) and concentric with the bolt hole on U-shaped connecting elements (10), elevation angle pointer (6) is arranged on by screw
On axle sleeve (9), angle of shock graduated disc (16) is arranged on sleeve (11) lower surface, and angle of shock pointer (17) is arranged on U
On the outer surface of type connecting elements (10)；Level indicator (15) and infrared laser pen (12) are contained on sleeve (11).
Described axle sleeve (9) and circular shaft (1) are matched in clearance, and circular shaft (1) can rotate relative to axle sleeve (9), torsional angle
Graduated disc (3) indicates the torsional angle number of degrees therewith.
Described U-shaped connecting elements (10) can rotate relative to circular shaft (1) and axle sleeve (9), and elevation angle graduated disc (4) is therewith
Indicate elevation scale.
Described sleeve (11) can rotate relative to U-shaped connecting elements (10), and angle of shock graduated disc (16) indicates therewith
The angle of shock number of degrees.
Concrete operation step of the present invention is:
A. toothholder is contained in circular shaft (1) left end, axle sleeve (9) is carried out circumference adjustment, until zero quarter of torsional angle graduated disc (3)
Degree holding level, then rotate circular shaft (1) so that it is on torsional angle pointer (2) parallel with toothholder symmetrical centre face, pass through torsional angle
Set lever (7) drives torsional angle check lock lever (8) to rotate and lock circular shaft (1), and the scale that now torsional angle pointer (2) points to is i.e.
Installation torsional angle for toothholder.
The most described sleeve (11), equipped with level indicator (15) and infrared laser pen (12), rotates U-shaped connecting elements (10), passes through
Level indicator (15) makes sleeve (11) keep level, and the scale that now elevation angle pointer (6) points to is the installation elevation angle of toothholder.
C., on the premise of keeping level indicator (15) level, infrared laser pen (12), turnbarrel (11) so that infrared are opened
The light beam that laser pen (12) sends intersects with the central shaft of coal mining machine roller, then utilizes angle of shock set lever (13) and punching
Hitting angle check lock lever (14) to lock it, the scale that now angle of shock pointer (17) points to is the installation angle of shock of toothholder.
Claims (1)
1. a detection device for toothholder space angle, is characterized in that: mainly include that circular shaft (1), torsional angle pointer (2), torsional angle are carved
Scale (3), elevation angle graduated disc (4), bolt connect (5), elevation angle pointer (6), torsional angle set lever (7), torsional angle locking
Bar (8), axle sleeve (9), U-shaped connecting elements (10), sleeve (11), infrared laser pen (12), angle of shock set lever
(13), angle of shock check lock lever (14), level indicator (15), angle of shock graduated disc (16), angle of shock pointer (17), Qi Zhongyuan
Axle (1) is multidiameter, and its one end is with externally threaded solid section, and the other end is the hollow parts of the band shaft shoulder, hollow parts
Have a through hole in the direction being perpendicular to axis, toothholder is contained in circular shaft (1) threadless one end, and utilizes the shaft shoulder to position；Torsional angle
Check lock lever (8) is the cylindrical bar of band annular cylinder boss, has a female thread cylindrical hole, circular shaft (1) along axle center in its one end
Threaded portion spinning, in this hole, has a through hole in the direction of vertical axis, and torsional angle set lever (7) is inserted in this hole,
The threaded locking device that torsional angle set lever (7) and torsional angle check lock lever (8) are constituted；Axle sleeve (9) in hollow cylinder,
The direction being perpendicular to axis has a through hole, and axle sleeve (9) is contained on circular shaft (1), and utilizes the shaft shoulder on circular shaft (1) and torsion
The ring-shaped cylinder boss of angle check lock lever (8) axially positions and fixes, and torsional angle graduated disc (3) is arranged on axle sleeve (9) left end cylinder
On face, torsional angle pointer (2) is arranged on the shaft shoulder of circular shaft (1)；U-shaped connecting elements (10) one end takes the shape of the letter U, at U head
Middle, portion has a through hole, and is bolted (5) and is connected with axle sleeve (9) and circular shaft (1), and the other end is cylindrical,
It is provided with external screw thread at cylinder-shaped end, and spinning is in the internal thread hole of angle of shock check lock lever (14), angle of shock check lock lever (14)
Shape the same with the shape of torsional angle check lock lever (8), angle of shock set lever (13) is inserted into the hole on angle of shock check lock lever (14)
In, angle of shock set lever (13) and angle of shock check lock lever (14) constitute threaded locking device；Sleeve (11) is band annular
The hollow cylinder component of cylinder boss, the column part of U-shaped connecting elements (10) is contained in this hole, and elevation angle graduated disc (4) is pacified
It is contained on U-shaped connecting elements (10), and concentric with the through hole on U-shaped connecting elements (10), and elevation angle pointer (6) passes through screw
Being arranged on axle sleeve (9), angle of shock graduated disc (16) is arranged on sleeve (11) lower surface, and angle of shock pointer (17) is pacified
It is contained on the outer surface of U-shaped connecting elements (10)；Level indicator (15) and infrared laser pen (12) are contained in sleeve (11)
On；Axle sleeve (9) and circular shaft (1) are matched in clearance, and circular shaft (1) can rotate relative to axle sleeve (9), and U-shaped connects
Component (10) can rotate relative to circular shaft (1) and axle sleeve (9), and sleeve (11) can be relative to U-shaped connecting elements (10)
Rotate, graduated disc indicates the corresponding number of degrees therewith.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410712435.9A CN104374381B (en) | 2014-11-20 | 2014-11-20 | The detection device of toothholder space angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410712435.9A CN104374381B (en) | 2014-11-20 | 2014-11-20 | The detection device of toothholder space angle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104374381A CN104374381A (en) | 2015-02-25 |
| CN104374381B true CN104374381B (en) | 2016-08-31 |
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ID=52553436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410712435.9A Active CN104374381B (en) | 2014-11-20 | 2014-11-20 | The detection device of toothholder space angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104374381B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106593441B (en) * | 2017-01-22 | 2019-04-02 | 徐工集团工程机械有限公司 | The toothholder of cutterhead positions tool |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19616931C2 (en) * | 1996-04-27 | 1999-06-17 | Bochumer Eisen Heintzmann | Continuously operating extraction machine for the simultaneous extraction and removal of coal |
| CN202527882U (en) * | 2012-03-30 | 2012-11-14 | 中煤科工集团重庆研究院 | Cut tooth positioning fixture |
| CN103753442B (en) * | 2013-12-23 | 2016-03-30 | 贵州盘江矿山机械有限公司 | Coal mining machine roller toothholder positioner |
| CN204202613U (en) * | 2014-11-20 | 2015-03-11 | 大同菲利普斯采矿机械制造有限公司 | The pick-up unit of toothholder space angle |
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2014
- 2014-11-20 CN CN201410712435.9A patent/CN104374381B/en active Active
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| Publication number | Publication date |
|---|---|
| CN104374381A (en) | 2015-02-25 |
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