CN202985539U - Three-point supporting bench and corresponding horizontal adjusting tool therefor - Google Patents
Three-point supporting bench and corresponding horizontal adjusting tool therefor Download PDFInfo
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- CN202985539U CN202985539U CN 201220010124 CN201220010124U CN202985539U CN 202985539 U CN202985539 U CN 202985539U CN 201220010124 CN201220010124 CN 201220010124 CN 201220010124 U CN201220010124 U CN 201220010124U CN 202985539 U CN202985539 U CN 202985539U
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Abstract
The utility model relates to a three-point supporting bench and a corresponding horizontal adjusting tool therefor. The problems that a conventional supporting bench is unstable in supporting, the repeatability of a planar position on an operating bench where an object is placed is poor, and a bracing frame is not easy to level can be solved. The three-point supporting bench comprises a bracing frame and a bench top, wherein the bracing frame comprises three support columns and a base for fixing the support columns, the three support columns on the base form a triangle, and the grooves for leveling the bracing frame are arranged on the support columns. The three-point supporting bench solves the problems and is applicable to industry for producing bracing frames and supporting platform for precision operation. The corresponding horizontal adjusting tool for the three-point supporting bench is also disclosed.
Description
Technical field
The utility model relates to a kind of supported at three point platform and corresponding brace table Level tune instrument.
Background technology
The first epoch occur from the mankind, begin to have occurred manufacturing.Originally just make simpler instruments, until the formation of clan's civilization, people can make the instrument of comparison elaborate.After beginning to the industrial revolution, machinery is able to swift and violent development, and especially after second industrial revolution, the manufacturing flourish people of making require improving constantly of quality to life, begun to occur the manufacturing of various mechanical devices, originally these instruments just are used for life.Until later stage the 1950's, people begin it is applied to industrial quantification and to the raising of Production design precision.Along with the not only development and improvement of mechanical device, in early 1960s, the word of precision instrument begins to appear in people's eye.From then on precision instrument begins the development infiltration, as machinery, measurement, electronics, computer and automation, optical technology etc.
The development of precision instrument all be unable to do without precision optical machinery always, precision optical machinery is basis and the requisite part of Instrument Design, and present precision instrument is along with and development intelligent direction integrated towards the ray machine zooming, the instrument of traditional pure machinery is fewer and feweri, intelligent and multifunctional novel instrument constantly occurs, and has shown that more people develop new demand to precision instrument.Although the miniature instrument performance that produces till now and function be very powerful all, the development of precision instrument still be unable to do without traditional machinery, because traditional machinery still has a lot of desirable places, and as design concept, method for designing etc.
Along with the development of society, every profession and trade is more and more higher to the requirement of the placement environment of the hardware facility that relates in its industry and plummer, particularly to the placement of some precision instruments.For example, at the operating desk that relates to optical element work, often require its support platform to have enough smoothnesses.
Chinese patent CN101738127A discloses a kind of adiabatic supporting device, comprise cold of having a plurality of installing holes on it and be used for supporting the support bar of described cold, described support bar comprises again the topmast strut, presses down support bar, coordinate with described installing hole with a contact or the line way of contact respectively, but the bracing frame of this utility model has four support columns.
Chinese patent CN2574502 discloses a kind of three point supporting balance table, it comprises the support section of plummer and support bearing platform, table top three fulcrums of support section are by a vertically direct support column, two indirectly vertical support columns that are connected on oblique brace summer provide, the other end of two oblique brace summers is fixed on the same point of direct vertically support column, and three support columns of this utility model are supporting desktop simultaneously not.
Chinese patent CN201468443U table top supporter, it is characterized in that: table top supporter is provided with underframe, the quarter butt of triangular support pin is connected with underframe, in each triangular support pin, side lever is provided with the brace with connecting hole, fixture passes connecting hole each triangular support pin is fixed, the upper corners of three triangular support pin is in same plane, and forms the desktop supporting surface, but support column is that face contacts with desktop.
CN102102986A the utility model relates to a kind of adjusting center and transfers the circularity of inclining/cylindricity measurement workbench, comprises the pedestal that is connected with line shaft, operating platform, three bracing frames that are used for placing measured workpiece; Wherein bracing frame comprises two retractable support framves and a fixing support rack, the upper end of retractable support frame and operating platform sphere-contact, and the fixing support rack upper end is connected with operating platform by the Hooke's hinge assembly, but support column and table top are sphere-contact.
3 have the effect of determining a plane, the bracing frame that adopts three support columns to consist of has the function that supported objects is fixed on a certain plane, but there is following problem in supported at three point: near supported object center of gravity drops on the leg-of-mutton edge that three strong points consist of or departed from the triangle interior zone, supported object is easily turned on one's side, thereby caused the object accidental injury, even can cause security incident.
Bracing frame and the support platform of prior art report, it is all the operating desk of face contact type, all can't guarantee the enough smooth of its face, in different operating process, the plan-position reappearance that on operating desk, object is placed is bad, be unfavorable for accurate operation, the utility model can provide a brace table that has enough smoothnesses on a certain plane.
The utility model content
One of technical problem to be solved in the utility model is that the brace table support that exists in prior art is unstable, and the problem that supported object is easily turned on one's side provides a kind of new brace table, and this brace table has advantages of supporting ﹠ stablizing.
Two of technical problem to be solved in the utility model is to provide a kind of adjustment means of regulating the brace table level, is used for being adjusted to the brace table level that two of technical solution problem provides.
For one of solving the problems of the technologies described above, the technical solution adopted in the utility model is as follows:
A kind of brace table is comprised of bracing frame and table top, and support frame as described above comprises the base station of three support columns and fixing above-mentioned support column, and described three support columns are fixed on described base station by helicitic texture; The position loca that support column is distributed on base station consists of triangle, at least has the corresponding groove that is used for the adjusting support frame level in a pair of two positions on support column, the bottom of groove is the plane, the upper support position of described support column is curved-surface structure or pyramidal structure, contact for point with the way of contact of table top or line contacts.
In technique scheme, the support zone curved-surface structure that preferred technical scheme is described support column is spherical structure; Three support column position loca lines consist of acute angle or right angled triangle; Nut and screw thread are arranged on support column, have the screw that matches with support column on base station, support column screws mode by screw thread and is fixed on base station, and the groove on support column is between the support zone and nut of support column; Described three support columns and base station are made by hard material.Preferred technical scheme be in three support column positions loca line formation isosceles right triangle, isosceles acute triangle or equilateral triangles; The main body of described support column is cylindrical structure; Described three support columns are made by the abrasion-proof stainless steel material.
The main body of described support column is rectangular structure, and the position at strong point place is pyramidal structure.Described support column screws mode by screw thread and is fixed on base station.Have a plurality of standby screws on base station, base station is made of hard material.On preferred technical scheme support column, nut and screw thread are arranged, helicitic texture also can be covered with the bar shaped bar.Described base station can be any shape, and as preferably, it is generally more regular shape.
In technique scheme, the support zone of described support column is spherical structure, is that point contacts with the way of contact of table top.Support frame as described above is made of hard material, and wherein as preferred, support column is made by the abrasion-proof stainless steel material, and the base station that is used for the fixed support post is made by the light aluminum alloy material.
For solve the problems of the technologies described above two, the technical solution adopted in the utility model is as follows: a kind of adjustment means for regulating the described bracing frame that the utility model provides, it is characterized in that adjustment means is cylinder or cuboid, has groove in the middle of one end, when described instrument was used for adjusting support frame, two bottom surfaces of a pair of groove of support column were blocked in two sides of the groove of instrument.Preferably, adjustment means is rectangular bar shaped.
The leveling method of described brace table comprises following step:
A) first three support columns of bracing frame are fixed on horizontal base station by helicitic texture, by three support columns of helicitic texture up-down adjustment, its upper extreme point are on a horizontal plane;
B) first the nut on a support column is touched base station and screw to fix this support column;
C) supported table top is positioned on bracing frame, chooses the test point on supporting bable tops;
D) adopt the horizontal checkout instrument that described test point is tested, to determine dull and stereotyped gradient;
E) according to test result, to be inserted in the groove of a loose support column with the supporting adjustment means of support column groove, the bottom surface that a pair of support column groove is blocked in the groove side of adjustment means, with respect to the base station rotating regulating tools, that support column rotates with respect to base station, test point corresponding to support column and the strong point of the support column that fixes are on same level, and the nut on this loose support column of turn is fixed itself and base station;
F) adopt d) and e) method of step adjust another loose support column and fixing, complete the leveling of brace table.
In technique scheme, the accuracy requirement according to levelness, repeatedly repeat a)～f) step is regulated brace table.
The instrument of described test can be contactless measuring instrument such as height sensors, can be also measuring instrument such as the amesdial of contact.Preferred technical scheme, selected test point is four points on the supported object upper surface, and rectangle of four somes formations, wherein three points are respectively near three support columns.
The bracing frame that the utility model provides and brace table, have the following advantages: the support zone of each strong point is spherical structure, when it supports the object that other has the face structure, can make between bracing frame and object and contact for point, because supported at three point can fully be located and only be located, 3 of meeting geometric allocate the face rule, and this kind design can be determined object in one plane; In addition, when the object that supports when needs is regular planar structure, take three strong points can be with the object that supports on the plane of some needs, and because the position of three strong points consists of an acute angle or right angled triangle, be easy to realize that center of gravity with object is controlled at delta-shaped region inside, thereby make supported object be not easy to turn on one's side.
The bracing frame that the utility model provides and brace table can be applicable to various in the relatively high equipment of smoothness requirement.particularly be fit to the placement of some precision instruments, for example, operating desk as optical element work, bracing frame provided by the utility model, has higher smoothness, the tram of supported object has been determined in supported at three point, bracing frame of the present utility model and support platform have enough smoothnesses, the plan-position favorable reproducibility that on operating desk, object is placed, be not easy to turn on one's side, be conducive to accurate operation, the control method of the bracing frame that the utility model provides, can regulate level to brace table simply and easily, it can be with object, especially plane object, be fixed on accurately on a certain plane.This support frame structure and control method thereof are simple, and owing to adopting supported at three point, it can possess very high horizontal accuracy again, has obtained technique effect preferably simultaneously.
Description of drawings
Fig. 1 is the described bracing frame of the utility model embodiment 1.
Fig. 2 is the front view of the support column of the utility model embodiment 1 support frame as described above.
Fig. 3 is the left view of the utility model embodiment 1 described support column.
Fig. 4 is adjustment means.
Fig. 5 adopts height sensor to carry out the schematic diagram of position height test in embodiment 7.
Fig. 6 adopts amesdial to carry out the schematic diagram of height and position test in embodiment 8.
In Fig. 1, a, b, c are three support columns, general name support column 11; 12 is base station; The position of a, b, three support column locas of c consists of a triangle.
In Fig. 2,21 is the support end sphere structure; 22 is the main body of support column; 221 is helicitic texture; 222 is the groove on support column; 23 nuts.
In Fig. 3,222 is the groove on support column.
In Fig. 4,41 is the groove of adjustment means.
In Fig. 5,51 is height sensor; A, b, c are three support columns; 12 is base station; 23a is the nut on support column a; 23b is the nut on support column b; 23c is the nut on support column c; 31 is table top; 31a, 31b, 31c, 31d are the test point of the testing stand gradient chosen.
In Fig. 6,61 amesdials.
Below by representational specific embodiment, the utility model is further elaborated, is not limited only to the present embodiment, also belong to protection domain of the present utility model by simple transformation or equivalent application.
The specific embodiment
[embodiment 1]
A kind of bracing frame as shown in Figure 1, comprises the substrate 12 of 3 support columns 11 and fixed support post; Support column 11 is distributed on base station 12, triangle of three support column position loca formations; Figure 2 shows that the structural representation of support column 11, it is inlayed by ballhead structure 21 and bar shaped bar 22 and forms, be provided with the groove 221 for regulating action on bar shaped bar 22, bar shaped bar 22 lower ends are provided with helicitic texture 222, and another bar shaped bar region division has one to be used for the fixing nut 23 of support column; Figure 3 shows that the structural representation of support column further groove; For the stability and the practicality thereof that improve bracing frame, support column 11 is made by the abrasion-proof stainless steel material, and the base station 12 that is used for the fixed support post is made by the light aluminum alloy material.
A kind of brace table, schematic diagram are made of the bracing frame described in table top and the present embodiment as shown in Figure 3, the spherical structure of table top and bracing frame forms point and contacts, this brace table good stability, the plan-position favorable reproducibility that on brace table, object is placed is not easy to turn on one's side.
[embodiment 2]
A kind of bracing frame comprises the base station of support column and fixed support post, and three support columns are distributed near the edge of base station; The structure of support column is identical with embodiment 1, and it is made of sphere structure and cylindrical structure, and its material is the hard, wear-resistant stainless steel material and makes, and the hard base station is made by the lightweight aluminium material; Have the screwed hole corresponding with the support column helicitic texture on base station, support column is tightened on base station by helicitic texture.Three support column position locas consist of leg-of-mutton three summits, and the triangle that consists of is isosceles acute triangle, and support column has a pair of groove.
The brace table that the present embodiment provides is made of the bracing frame described in table top and the present embodiment, and the spherical structure of table top and bracing frame forms point and contacts, and this brace table stability is high.
[embodiment 3]
A kind of bracing frame comprises the base station of support column and fixed support post, and three support columns are distributed near the edge of base station; Other parts are similar to embodiment 1, but the structure of support column consists of by ellipsoidal structure and cylindrical structure, oval curved-surface structure is support zone, and its material is the hard, wear-resistant stainless steel material and makes, support column screws mode by screw thread and is fixed on the hard base station, and the hard base station is made by the lightweight aluminium material; Three support column position locas consist of leg-of-mutton three summits, and the triangle that consists of is non-isosceles acute triangle, have two pairs of grooves on support column, and support column groove position forms four planes.
The brace table that the present embodiment provides is made of the bracing frame described in table top and the present embodiment respectively, and the spherical structure of table top and bracing frame forms point and contacts, and this brace table stability is high.
[embodiment 4]
A kind of bracing frame comprises the base station of three support columns and fixed support post, and three support columns are distributed near the edge of base station; This support column arrangement consists of by ellipsoidal structure and cylindrical structure, and oval curved-surface structure is support zone.And its material is the hard, wear-resistant stainless steel material and makes, and support column has the identical helicitic texture of embodiment 2, has the screwed hole corresponding with helicitic texture on base station, and support column is tightened on base station by helicitic texture.The hard base station is made by the lightweight aluminium material; Leg-of-mutton three summits of loca formation, three support column positions, and the triangle that consists of is isosceles acute triangle.A pair of groove is arranged in support column.
The brace table that the present embodiment provides is made of the bracing frame described in table top and the present embodiment, and the oval curved-surface structure of table top and bracing frame forms line and contacts, and this brace table stability is high.
[embodiment 5]
A kind of bracing frame comprises the base station of three support columns and fixed support post, and three support columns are distributed near the edge of base station; This support column arrangement consists of by pyramidal structure and cylindrical structure, and pyramidal structure is support zone.And its material is the hard, wear-resistant stainless steel material and makes, and support column has the identical helicitic texture of embodiment 1, has the screwed hole corresponding with helicitic texture on base station, and support column is tightened on base station by helicitic texture.The hard base station is made by the lightweight aluminium material; Three support column position locas consist of leg-of-mutton three summits, and the triangle that consists of is isosceles acute triangle, and three pairs of grooves are arranged in support column, and support column groove position forms six planes.
A kind of brace table is made of the bracing frame described in table top and the present embodiment, table top and bracing frame
Bore sharp structure and form the some contact, this brace table stability is high.
[embodiment 6]
A kind of a kind of instrument of regulating the support column height as shown in Figure 4, is cuboid, and one has groove in the middle of end, its have with Fig. 2 in the groove 41 that adapts of 222 structures on support column 11.When described instrument was used for adjusting support frame, two bottom surfaces of a pair of groove 222 of support column were blocked in two sides of the groove 41 of instrument.
[embodiment 7]
The leveling method of embodiment 1 described brace table, its leveling process comprises following several step:
A) three support columns 11 simply are fixed on base station 12 by helicitic texture 221 on support column bar shaped bar 22,
B) make the upper extreme point 21 of three support columns 11 substantially be on a horizontal plane by coarse adjustment, and adopt nut 23a that one of them support column a is fixed, make it be difficult for occuring loosening phenomenon;
C) supported object 31 is placed on bracing frame by the tram, makes the object center of gravity not be offset the triangle interior zone, as shown in Figure 3,
D) utilize measuring system to choose supporter 31 lip-deep three some 31a, 31b, 31c and carry out the measuring position height as test point, 31a, 31b, 31c respectively directly over the strong point of three support columns 11, the measuring instrument of described measuring system laser elevation sensor 32 as shown in Figure 5.
E) height and position of three points of test, determine the difference in height of three test points, take test point 31a corresponding to the support column a that wherein is completely fixed as with reference to adjusting support column b, make test point 31a height and position corresponding to test point 31a corresponding to support column b and the support column a that is completely fixed consistent, namely be on a horizontal plane, adopt nut 23b that this support column b is fixed.
F) adopt identical method to adjust the 3rd support column c, make the test height position of three support columns tops corresponding test point 31a, 31b, 31c identical, namely 3 in the same plane, the 3rd support column c fixed with nut 23c.
In addition, in the present embodiment, the laser elevation sensor can move on some horizontal planes by the mode that Software Machinery combines, and adopting nut is fixedly a kind of scheme, also can adopt additive method fixed support post, and its purpose is all to prevent that support column is loosening.
[embodiment 8]
The leveling method of embodiment 2 described brace tables, step are with embodiment 7, and difference is for adopting amesdial 51 to carry out the height and position test.Schematic diagram as shown in Figure 6.Repeatedly repeat c)～f) step, the nonangular degree until the brace table levelness is up to the standard.
[embodiment 9]
The leveling method of embodiment 3 described brace tables, step are with embodiment 7, and difference is for adopting amesdial to carry out the height and position test.This support frame structure and control method thereof are simple, and owing to adopting supported at three point, it can possess very high horizontal accuracy again simultaneously.
Claims (6)
1. a brace table, be comprised of bracing frame and table top, and support frame as described above comprises the base station of three support columns and fixing above-mentioned support column, and described three support columns are fixed on described base station by helicitic texture; The position loca that support column is distributed on base station consists of triangle, at least has the corresponding groove that is used for the adjusting support frame level in a pair of two positions on support column, the bottom of groove is the plane, and the upper support position of described support column is curved-surface structure or pyramidal structure.
2. brace table according to claim 1, the support zone that it is characterized in that support column is curved-surface structure, contact for point with the way of contact of table top or line contacts.
3. brace table according to claim 1, is characterized in that spherical structure, and the support zone of described support column is that point contacts with the way of contact of table top.
4. brace table according to claim 1, the support zone curved-surface structure that it is characterized in that described support column is spherical structure; Three support column position loca lines consist of acute angle or right angled triangle; Nut and screw thread are arranged on support column, have the screw that matches with support column on base station, support column screws mode by screw thread and is fixed on base station, and the groove on support column is between the support zone and nut of support column.
5. supported at three point platform according to claim 4 is characterized in that three support column position loca lines consist of isosceles right triangle, isosceles acute triangle or equilateral triangle; The main body of described support column is cylindrical structure.
6. one kind is used for regulating brace table Level tune instrument claimed in claim 1, it is characterized in that adjustment means is elongated cylinder or cuboid, have groove in the middle of one end, when described instrument was used for adjusting support frame, two bottom surfaces of a pair of groove of support column were blocked in two sides of the groove of instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220010124 CN202985539U (en) | 2012-01-11 | 2012-01-11 | Three-point supporting bench and corresponding horizontal adjusting tool therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220010124 CN202985539U (en) | 2012-01-11 | 2012-01-11 | Three-point supporting bench and corresponding horizontal adjusting tool therefor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202985539U true CN202985539U (en) | 2013-06-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220010124 Expired - Fee Related CN202985539U (en) | 2012-01-11 | 2012-01-11 | Three-point supporting bench and corresponding horizontal adjusting tool therefor |
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| CN (1) | CN202985539U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103203729A (en) * | 2012-01-11 | 2013-07-17 | 昆山允升吉光电科技有限公司 | Three-point supporting platform |
| CN106426033A (en) * | 2016-11-30 | 2017-02-22 | 无锡市创恒机械有限公司 | Moveable plate mechanism capable of passively moving and swinging |
| CN110561365A (en) * | 2019-08-27 | 2019-12-13 | 苏州优备精密智能装备股份有限公司 | adjustable supporting device |
-
2012
- 2012-01-11 CN CN 201220010124 patent/CN202985539U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103203729A (en) * | 2012-01-11 | 2013-07-17 | 昆山允升吉光电科技有限公司 | Three-point supporting platform |
| CN106426033A (en) * | 2016-11-30 | 2017-02-22 | 无锡市创恒机械有限公司 | Moveable plate mechanism capable of passively moving and swinging |
| CN110561365A (en) * | 2019-08-27 | 2019-12-13 | 苏州优备精密智能装备股份有限公司 | adjustable supporting device |
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Effective date of registration: 20190808 Granted publication date: 20130612 |
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