CN103776433B - A kind of lifting jack is with from positive contraposition laser aid - Google Patents
A kind of lifting jack is with from positive contraposition laser aid Download PDFInfo
- Publication number
- CN103776433B CN103776433B CN201410058310.9A CN201410058310A CN103776433B CN 103776433 B CN103776433 B CN 103776433B CN 201410058310 A CN201410058310 A CN 201410058310A CN 103776433 B CN103776433 B CN 103776433B
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- China
- Prior art keywords
- lifting jack
- inwall
- knife
- knife rest
- carriage saddle
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
- G01C15/002—Active optical surveying means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
- G01G19/02—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing wheeled or rolling bodies, e.g. vehicles
- G01G19/07—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing wheeled or rolling bodies, e.g. vehicles for weighing aircraft
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention discloses a kind of lifting jack with from positive contraposition laser aid, comprise diode laser pen, for the clamping device of holds diode laser pen, clamping device is connected with conversion seat by twin shaft indexing mechanism, also be connected with bottom described clamping device and can remain the chondritic with horizontal plane in twin shaft indexing mechanism, be installed on lifting jack top from positive contraposition laser aid by conversion seat; The chondritic that diode laser pen clip holds actuator base can make clamping device rotate freely, and the light of diode laser pen is remained and horizontal plane, ensure that the accuracy of location, contraposition; Lifting jack head will be loaded on from positive contraposition laser aid, making laser pen light irradiate the hot spot formed aboard moves on in the nest of aircraft top, be jacking header to align with aircraft top nest plummet, overcome human eye aiming counter-point to waste time and energy and unsafe problem, save the jacking time, ensure that jacking safety.
Description
Technical field
The invention belongs to aircraft weighting technical field, relate to the jacking of aircraft floor lifting jack, aircraft weighting and barycenter Test System, particularly relate to a kind of lifting jack with from positive contraposition laser aid.
Background technology
Accurately, fast, safely, steadily and smoothly with lifting jack by aircraft jack-up, very important in aircraft floor ensures, same lifting jack is combined the weight and centre of gravity place that measure aircraft accurately with sensor, to ensureing that the safe flight of aircraft is absolutely necessary.
Aircraft is with in lifting jack jacking process, or with lifting jack to be combined with sensor aircraft is weighed time, because aircraft lifting jack volume is large, Heavy Weight, top nest contraposition on mobile and aircraft is all very difficult, particularly lifting jack head or when being contained on the sensor head at lifting jack top and aircraft top nest contraposition, aim at human eye and slowly approach, in order to the top nest of the sensor head and aircraft that can make lifting jack head or be contained in lifting jack top is aimed at completely, operating personnel want continuous jack for moving, to waste time and energy and dangerous, most importantly to ensure in aircraft jacking process that the force acting on transducer direction that lifting jack head or its head are installed is completely vertical with surface level, the accuracy that such guarantee is measured, should ensure in actual mechanical process that the stressed vertical lifting jack of guarantee is again aimed at aircraft top nest, be difficult to realize, if when lifting jack and aircraft top nest accurately do not align by aircraft jack-up, weight and the centre of gravity place that can make aircraft measure inaccurate, the even serious consequence of wrap up.
Summary of the invention
The object of the present invention is to provide a kind of for lifting jack during lifting jack jacking aircraft or be contained in the sensor head at lifting jack top and the lifting jack of aircraft top nest contraposition with from positive contraposition laser aid, overcome tradition human eye aiming counter-point to waste time and energy and unsafe problem, raising lifting jack and aircraft top nest obtain contraposition accuracy, save the jacking time, ensure that jacking safety.
For achieving the above object, the present invention adopts following technical scheme:
A kind of lifting jack is with from positive contraposition laser aid, comprise diode laser pen, for the clamping device of holds diode laser pen, described clamping device is connected with conversion seat by twin shaft indexing mechanism, also be connected with bottom described clamping device and can remain the chondritic with horizontal plane in twin shaft indexing mechanism, be installed on lifting jack top from positive contraposition laser aid by conversion seat, described twin shaft indexing mechanism is made up of the carriage saddle be connected with conversion seat and the knife rest be installed in carriage saddle, described knife rest is by be fixed on carriage saddle inwall and to be installed in carriage saddle along a pair rotating knife that first axle is arranged, and can relatively rotate freely by carriage saddle, described clamping device is by be fixed on knife rest inwall and to be installed in knife rest along a pair rotating knife that the second axis is arranged, and can rotate freely by phase cutter setting frame, the second axis that the first axle that on described carriage saddle inwall, two rotating knifes are connected to form is connected to form with two rotating knifes on described knife rest inwall is mutually vertical.
Described clamping device comprises the chuck that is provided with four jig arm and the chuck nut composition for gathering four jig arm, and chuck portion is provided with the chondritic be connected as a single entity with chuck.
Described chuck is fixed in laser pen stand by fluting flush end holding screw two, and laser pen stand is by be fixed on knife rest inwall and to be installed in knife rest along a pair rotating knife that the second axis is arranged and can to rotate freely by phase cutter setting frame.
Described to be fixed on carriage saddle inwall a pair rotating knife and to be fixed on a pair rotating knife on knife rest inwall be tapered knife, the hole coordinated respectively with described tapered knife is bellmouth.
Described to be fixed on carriage saddle inwall a pair rotating knife and to be fixed on a pair rotating knife on knife rest inwall be round end cylindricality cutter, the hole coordinated respectively with round end cylindricality cutter is circular hole.
The described rotating knife be installed on carriage saddle inwall is all fixed with carriage saddle or knife rest by fluting flush end holding screw one with the rotating knife be installed on knife rest inwall.
Described carriage saddle is the square tubular structure of base seal.
Described knife rest is square ring structure.
Described chuck is provided with the elastomeric switch nut for controlling a diode laser switch.
Lifting jack of the present invention adopts electricity with from positive contraposition laser aid, in light and surface level, twin shaft Vertical Free twist principle and the triplicity of twin shaft indexing mechanism are formed, the chondritic that diode laser pen clip holds actuator base can make clamping device rotate freely, the light of diode laser pen is remained and horizontal plane, laser rays points to plummet direction forever, if laser pen makes it tilt by external force, after external force is eliminated, it can automatically return to original position and plummet direction, ensure alignment device all the time with horizontal plane, ensure that location, the accuracy of contraposition.
When lifting jack and the nest contraposition of aircraft top, first by lifting jack level-off, ensure mandril of lifting jack or its hot nose Impact direction and horizontal plane; Then lifting jack head will be loaded on from positive contraposition laser aid, open laser pen power supply, jack for moving, making laser pen light irradiate the hot spot formed aboard moves on in the nest of aircraft top, be jacking header to align with aircraft top nest plummet, thus overcome and traditional aim at human eye the counter-point slowly approached and waste time and energy and unsafe problem; As long as move to correct position after adjusting lifting jack levelness, just can meet stressed with horizontal plane and the requirement of accurate contraposition, improve lifting jack and aircraft top nest obtains contraposition accuracy, save the jacking time, ensure that jacking safety.
Accompanying drawing explanation
Fig. 1 is general assembly schematic diagram of the present invention;
Fig. 2 is general assembly vertical view of the present invention;
Fig. 3 is the structural representation of chuck in the present invention; Fig. 3-1 is upward view; Fig. 3-2 is cut-open views; Fig. 3-3 is vertical views;
In figure: 1. conversion seat, 2. carriage saddle, 3. laser pen stand, 4. knife rest, 5. chuck nut, 6. elastomeric switch nut, 7. diode laser pen, 8. chuck, flush end holding screw one of 9. slotting, 10. rotating knife, 11. fluting flush end holding screw two, 12. chondritics, 13. jig arm.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
Main body of the present invention is by conversion seat 1, and carriage saddle 2, laser pen stand 3, knife rest 4, chuck nut 5, elastomeric switch nut 6, diode laser pen 7, chuck 8, fluting flush end holding screw 1, rotating knife 10 and fluting flush end holding screw 2 11 form.Conversion seat 1 is for the supporting installation of laser pen stand 3 and lifting jack, carriage saddle 2 is for connecting fluting flush end holding screw 1 and rotating knife 10, laser pen stand 3 is for bearing knife rest 4 and chuck 8, chuck nut 5 is for locking chuck 8, clamping diode laser pen 7, diode laser pen 7 can Emission Lasers wire harness, and elastomeric switch nut 6 is for the switch of diode laser pen 7.
As depicted in figs. 1 and 2, diode laser pen 7 is comprised from positive contraposition laser aid, for the clamping device of holds diode laser pen 7, described clamping device is connected with conversion seat 1 by twin shaft indexing mechanism, also be connected with bottom described clamping device and can remain the chondritic 12 with horizontal plane in twin shaft indexing mechanism, be installed on lifting jack top from positive contraposition laser aid by conversion seat 1.
As shown in Figure 3, clamping device comprises the chuck 8 that is provided with four jig arm 13 and the chuck nut 5 for gathering four jig arm 13 forms, and chuck portion is provided with the chondritic 12 be connected as a single entity with chuck.
Described twin shaft indexing mechanism is made up of the carriage saddle 2 be connected with conversion seat 1 and the knife rest 4 be installed in carriage saddle 2, described knife rest 4 is by be fixed on carriage saddle 2 inwall and to be installed in carriage saddle 2 along a pair rotating knife that first axle is arranged, and can relatively rotate freely by carriage saddle 2, described clamping device is by be fixed on knife rest 4 inwall and to be installed in knife rest 4 along a pair rotating knife that the second axis is arranged, and can rotate freely by phase cutter setting frame 4, the second axis that the first axle that on described carriage saddle 2 inwall, two rotating knifes are connected to form is connected to form with two rotating knifes on described knife rest 4 inwall is mutually vertical, by this twin shaft indexing mechanism, and the light of diode laser pen 7 and horizontal plane are clamped, the chondritic of bottom can be used in rotating freely, and makes laser rays forever point to plummet direction, if make it tilt by external force, after external force is eliminated, it automatically returns to original position and plummet direction.
Further, described chuck 8 is fixed in laser pen stand 3 by fluting flush end holding screw 2 11, and laser pen stand 3 is by be fixed on knife rest 4 inwall and to be installed in knife rest 4 along a pair rotating knife that the second axis is arranged and can to rotate freely by phase cutter setting frame 4.
Above-described to be fixed on carriage saddle 2 inwall a pair rotating knife and to be fixed on a pair rotating knife on knife rest 4 inwall be tapered knife, the hole coordinated respectively with described tapered knife is bellmouth, tapered knife and hole are point cantact, and friction force is little, and indexing mechanism sensitivity is higher; Or rotating knife can be made round end cylindricality cutter, the hole coordinated respectively with round end cylindricality cutter changes circular hole into, and processing is more simple, can make knife rest or laser pen stand flexible rotating equally.
Further, described carriage saddle 2 is the square tubular structure of base seal, knife rest 4 is square ring structure, the rotating knife being installed on the rotating knife on carriage saddle 2 inwall and be installed on knife rest 4 inwall is all fixing by slot flush end holding screw 1 and carriage saddle 2 or knife rest 4, and structure is simply convenient to processing.
Apparatus of the present invention principle of work is:
When lifting jack and the nest contraposition of aircraft top, lifting jack head will be loaded on from positive contraposition laser aid, open laser pen power supply, jack for moving, makes laser rays hot spot be irradiated in the nest of aircraft top, is jacking header and aligns with aircraft top nest plummet, thus overcome and traditional aim at human eye the counter-point slowly approached and waste time and energy and unsafe problem, raising lifting jack and aircraft top nest obtain contraposition accuracy, save the jacking time, ensure that jacking safety.Forever point to plummet direction from the laser rays of positive contraposition laser aid, if make it tilt by external force, after external force is eliminated, it automatically returns to original position and plummet direction, improves the accuracy of contraposition and location.
Claims (9)
1. a lifting jack is with from positive contraposition laser aid, it is characterized in that: comprise diode laser pen (7), for the clamping device of holds diode laser pen (7), described clamping device is connected with conversion seat (1) by twin shaft indexing mechanism, also be connected with bottom described clamping device and can remain the chondritic with horizontal plane in twin shaft indexing mechanism, be installed on lifting jack top from positive contraposition laser aid by conversion seat (1), described twin shaft indexing mechanism is made up of the carriage saddle (2) be connected with conversion seat (1) and the knife rest (4) be installed in carriage saddle (2), described knife rest (4) is by be fixed on carriage saddle (2) inwall and to be installed in carriage saddle (2) along a pair rotating knife that first axle is arranged, and can relatively rotate freely by carriage saddle (2), described clamping device is by be fixed on knife rest (4) inwall and to be installed in knife rest (4) along a pair rotating knife that the second axis is arranged, and can rotate freely by phase cutter setting frame (4), the second axis that the first axle that on described carriage saddle (2) inwall, two rotating knifes are connected to form is connected to form with two rotating knifes on described knife rest (4) inwall is mutually vertical.
2. lifting jack according to claim 1 is with from positive contraposition laser aid, it is characterized in that: described clamping device comprises the chuck (8) that is provided with four jig arm (13) and chuck nut (5) composition for gathering four jig arm (13), and chuck portion is provided with the chondritic (12) be connected as a single entity with chuck.
3. lifting jack according to claim 2 is with from positive contraposition laser aid, it is characterized in that: described chuck (8) is fixed in laser pen stand (3) by fluting flush end holding screw two (11), laser pen stand (3) is by be fixed on knife rest (4) inwall and to be installed in knife rest (4) along a pair rotating knife that the second axis is arranged and can to rotate freely by phase cutter setting frame (4).
4. the lifting jack according to Claims 2 or 3 is with from positive contraposition laser aid, it is characterized in that: described in be fixed on carriage saddle (2) inwall a pair rotating knife and to be fixed on a pair rotating knife on knife rest (4) inwall and be tapered knife, the hole coordinated respectively with described tapered knife is bellmouth.
5. the lifting jack according to Claims 2 or 3 is with from positive contraposition laser aid, it is characterized in that: described in be fixed on carriage saddle (2) inwall a pair rotating knife and to be fixed on a pair rotating knife on knife rest (4) inwall and be round end cylindricality cutter, the hole coordinated respectively with round end cylindricality cutter is circular hole.
6. the lifting jack according to Claims 2 or 3 with from positive contraposition laser aid, is characterized in that: described in the rotating knife be installed on carriage saddle (2) inwall fixed with carriage saddle (2) by fluting flush end holding screw one (9); The rotating knife be installed on knife rest (4) inwall is all fixed with knife rest (4) by fluting flush end holding screw one (9).
7. lifting jack according to claim 6 is with from positive contraposition laser aid, it is characterized in that: the square tubular structure that described carriage saddle (2) is base seal.
8. lifting jack according to claim 6 is with from positive contraposition laser aid, it is characterized in that: described knife rest (4) is square ring structure.
9. lifting jack according to claim 6 is with from positive contraposition laser aid, it is characterized in that: described chuck (8) is provided with the elastomeric switch nut (6) for controlling diode laser pen (7) switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410058310.9A CN103776433B (en) | 2014-02-20 | 2014-02-20 | A kind of lifting jack is with from positive contraposition laser aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410058310.9A CN103776433B (en) | 2014-02-20 | 2014-02-20 | A kind of lifting jack is with from positive contraposition laser aid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103776433A CN103776433A (en) | 2014-05-07 |
| CN103776433B true CN103776433B (en) | 2016-02-24 |
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ID=50568959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410058310.9A Active CN103776433B (en) | 2014-02-20 | 2014-02-20 | A kind of lifting jack is with from positive contraposition laser aid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103776433B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11148826A (en) * | 1997-11-17 | 1999-06-02 | Laser Techno Kk | Swing stopper mechanism of laser device and the like for setting-out |
| US5999346A (en) * | 1998-08-14 | 1999-12-07 | Zircon Corporation | Laser adjustment mechanism |
| CN2474992Y (en) * | 2001-03-21 | 2002-01-30 | 陈本贵 | Laser alignment apparatus |
| CN2713448Y (en) * | 2004-03-04 | 2005-07-27 | 甘肃省科学院传感技术研究所 | Weight and gravity center measurement device for plane |
| CN201331344Y (en) * | 2008-12-09 | 2009-10-21 | 刘晔 | Automatic leveling laser scale with novel locking mechanism |
| CN203189430U (en) * | 2013-03-28 | 2013-09-11 | 常州华达科捷光电仪器有限公司 | Locking device and laser alignment instrument with same |
-
2014
- 2014-02-20 CN CN201410058310.9A patent/CN103776433B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11148826A (en) * | 1997-11-17 | 1999-06-02 | Laser Techno Kk | Swing stopper mechanism of laser device and the like for setting-out |
| US5999346A (en) * | 1998-08-14 | 1999-12-07 | Zircon Corporation | Laser adjustment mechanism |
| CN2474992Y (en) * | 2001-03-21 | 2002-01-30 | 陈本贵 | Laser alignment apparatus |
| CN2713448Y (en) * | 2004-03-04 | 2005-07-27 | 甘肃省科学院传感技术研究所 | Weight and gravity center measurement device for plane |
| CN201331344Y (en) * | 2008-12-09 | 2009-10-21 | 刘晔 | Automatic leveling laser scale with novel locking mechanism |
| CN203189430U (en) * | 2013-03-28 | 2013-09-11 | 常州华达科捷光电仪器有限公司 | Locking device and laser alignment instrument with same |
Non-Patent Citations (1)
| Title |
|---|
| 新一代便携式飞机称重系统的研制及应用;陈柯行等;《航空计测技术》;19990531;第19卷(第05期);第28-30页 * |
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| Publication number | Publication date |
|---|---|
| CN103776433A (en) | 2014-05-07 |
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