CN103123036A

CN103123036A - Support

Info

Publication number: CN103123036A
Application number: CN2011103715110A
Authority: CN
Inventors: 陈国军; 吉绍山; 邓其伟; 龚亮宝
Original assignee: Positec Power Tools Suzhou Co Ltd
Current assignee: Positec Power Tools Suzhou Co Ltd
Priority date: 2011-11-21
Filing date: 2011-11-21
Publication date: 2013-05-29
Anticipated expiration: 2031-11-21
Also published as: CN103123036B

Abstract

The invention provides a support which comprises a base, a vertical pillar and a working head. The base is used for supporting the support. The working head comprises a working portion which contacts with a workpiece. An adjusting mechanism used for driving the working portion to do linear motion is arranged on the support. The adjusting mechanism is provided with an input end, an output end and a motion converting mechanism, wherein the output end is connected with the working portion and used for outputting the linear motion, and the motion converting mechanism is arranged between the input end and the output end. The motion converting mechanism is driven by the input end to drive the output end to move, enables the output end to stop doing the linear motion and maintain the output end at a position where the motion is stopped when the input end stops moving. An operator does not need to overcome gravity of the vertical pillar and the working head, holds the vertical pillar within a certain time, enables the vertical pillar to keep still, and only needs to attentively control input of the input end. Accordingly, the operator can ensure that the working head moves in a preset distance, and can accurately and easily adjust the position of the working head.

Description

Support

Technical field

The present invention relates to a kind of support.

Background technique

Traditional support comprises the base that is linked in sequence, column and working head.During use, base stands on horizontal plane, is used for support post and working head.The extension of column lengthwise has certain-length, one end and adjustable being connected of base, and the other end is fixedly connected with working head.Working head relative level mask has certain altitude to be used for holding articles.The operator can hold column and the relative base of column is moved to the position that needs, and subsequently, the relative base of column is fixed, i.e. the height of the working head that is connected with column of capable of regulating is to satisfy different user demands.

When aforesaid way is adjusted the position of working head, need to hold column, the gravity that overcomes column and working head is mentioned column and working head, and is harder; Importantly, in column and the relatively-stationary process of base, reach certain precision, must hold column and remain on the position a period of time that needs, in actual mechanical process, the operator is difficult to keep motionless in the situation that grip column and the working head of constant weight, and therefore, the precision of this adjustment mode is not high.

Summary of the invention

For the deficiencies in the prior art, the object of the present invention is to provide a kind of support that can adjust accurately the working head position.

For achieving the above object, the technological scheme that the present invention takes is:

a kind of support, comprise the base that is linked in sequence, column and working head, described base is used for supporting described support, described working head comprises the working part that contacts with workpiece, described support is provided with the regulating mechanism that drives described working part linear motion, described regulating mechanism has input end, the output terminal of the output linearity motion that is connected with described working part, be located at the movement conversion mechanism between described input end and output terminal, described movement conversion mechanism drives described output terminal and moves under the drive of described input end, and make described output terminal stop linear motion when described input end stop motion and the position when remaining on stop motion.

Preferably, described input end input rotatablely moves.

Preferably, the described spin axis that rotatablely moves is parallel with the direction of linear motion of described output terminal.

Preferably, the described spin axis that rotatablely moves is vertical with the direction of linear motion of described output terminal.

Preferably, described movement conversion mechanism comprises thread transmission, and described output terminal is the linear motion parts of described thread transmission.

Preferably, described movement conversion mechanism also comprises gear drive, and the final-stage gear center of described gear drive is provided with tapped hole, and described output terminal and described tapped hole connect.

Preferably, described final-stage gear is bevel gear.

Preferably, described column lengthwise extends, and described working part is along the bearing of trend linear motion of described column.

Preferably, described regulating mechanism is arranged on and drives described column between described column and base in its bearing of trend Linear motion.

Preferably, described regulating mechanism and described base and removable being connected of described column.

Preferably, also be provided with the locking releasing mechanism between described column and described base, when described locking releasing mechanism was in locking state, the relatively described base of described column was fixed; When described locking releasing mechanism is in releasing state, described column can relatively described base along the bearing of trend linear motion of described column.

Preferably, described column comprises the first sleeve pipe and the second connected sleeve pipe of described base that is connected with described working part, and described regulating mechanism is arranged on and drives described the first sleeve pipe between described the first sleeve pipe and described the second sleeve pipe in its bearing of trend Linear motion.

Preferably, also be provided with the locking releasing mechanism between described the second sleeve pipe and described base, when described locking releasing mechanism was in locking state, the relatively described base of described the second sleeve pipe was fixed; When described locking releasing mechanism was in releasing state, described the second sleeve pipe can move at the bearing of trend Linear of described the second sleeve pipe by relatively described base.

Preferably, one in described the first sleeve pipe and described the second sleeve pipe is provided with stop pin, and another in described the first sleeve pipe and described the second sleeve pipe is provided with the chute that connects with described stop pin.

Preferably, described working head also comprises the pivot part that is connected with described column pivotable.

Preferably, described pivot part and described working part slippage connect, and described regulating mechanism is arranged on and drives described working part between described pivot part and described working part in arbitrary pivoting angle line Linear motion of described pivot part.

Compared with prior art, the invention has the beneficial effects as follows: support of the present invention is provided with the regulating mechanism that drives the working part linear motion, the output terminal of the output linearity motion that this regulating mechanism has input end, be connected with working head, be located at the movement conversion mechanism between described input end and output terminal, this movement conversion mechanism moves and makes described output terminal stop linear motion during in described input end stop motion and position when remaining on stop motion in drive output under the drive of input end.The operator need not overcome the gravity of column and working head, hold column and keep column motionless within a period of time, and the input of the control input end that only need be absorbed in can guarantee that working head moves predetermined distance, and the position adjustment of working head accurately and easily.

Description of drawings

The invention will be further described below in conjunction with drawings and embodiments.

Fig. 1 is the stereogram of the support of first embodiment of the invention;

Fig. 2 is another stereogram of support shown in Figure 1;

Fig. 3 is the partial exploded view of support shown in Figure 1;

Fig. 4 is that support shown in Figure 2 is along the partial sectional view of A-A direction;

Fig. 5 is the stereogram of the support of second embodiment of the invention;

Fig. 6 is another stereogram of support shown in Figure 5;

Fig. 7 is that support shown in Figure 6 is along the partial sectional view of B-B direction;

Fig. 8 is the stereogram of the support of third embodiment of the invention;

Fig. 9 is the side view of support shown in Figure 8;

Figure 10 is the front elevation of support shown in Figure 8;

Figure 11 is that support shown in Figure 10 is along the partial sectional view of C-C direction;

Figure 12 is the stereogram of the support of fourth embodiment of the invention;

Figure 13 is the partial exploded view of support shown in Figure 12;

Figure 14 is another stereogram of support shown in Figure 12.

Wherein,

100 support 153 knob 311 tops

11 supporting leg 154 bolt 32 second plate-like pieces

12 accommodation section 155 screw 320 columns

121 accommodation section opening 20 column 321 first sleeve pipes

13 container 200 support 322 second sleeve pipes

131 opening 21 scale 323 kidney-shaped elongated slots

132 first edge 220 column 324 supporting bases

133 second edge 221 first sleeve pipe 33 briquettings

134 plane 222 second sleeve pipe 34 operation piece

14 adapter 223 supporting base 37 connecting tubes

141 adapter opening 224 kidney-shaped elongated slot 38 nut parts

15 locking releasing mechanism 30 working head 39 locking devices

151 clamp 300 support 40 regulating mechanisms

152 clamping band 31 first plate-like piece 400 supports

41 sleeve 45 screw 64 bevel gears

411 ring part 451 pad 65 first connecting rods

412 seamed edge 50 regulating mechanism 66 second connecting rods

42 sleeve pipe 51 input end 67 position limit pins

420 column 511 hexagonal prism 68 gear-boxes

421 long strip projection 512 columnar portion 70 regulating mechanisms

422 circular groove 52 output terminal 71 screw rods

43 bearing 521 first end 711 screw sections

The 430 working part 522 second smooth cylindrical portion of end 712

431 base plate 523 link 713 knobs

4311 projection 524 stop pin 714 fixing pins

4319 straightedge limit 54 operation unit 715 pads and collars

432 tube 541 cutting graftage part 90 pivot parts

433 elongated slot 60 regulating mechanism 91 first dish

434 screw pole 61 bevel gear threaded piece 92 second dish

44 solid latch mechanism 611 conial tooth part 93 clamping blocks

441 ring part 612 cylindrical portion 931 bar shaped protuberances

442 bolt 62 screw rod 94 nut parts

443 nut 622 stop pins

445 pulling piece 63 operation units

Embodiment

Fig. 1 to Fig. 4 shows the support 100 of first embodiment of the invention.

Referring to Fig. 1 and Fig. 2, the support 100 of the present embodiment comprises base 10, column 20 and the working head 30 that is linked in sequence.

Base 10 is positioned on horizontal plane when support 100 work, is used for support post 20 and working head 30.In conjunction with Fig. 3, the base 10 of the present embodiment comprises that lengthwise extends hollow accommodation section 12 and evenly be arranged on 3 supporting legs 11 in 12 outsides, accommodation section.3 supporting leg 11 pivotables are arranged on 3 containers 13 interior (only illustrating 2 in figure) in 12 outsides, accommodation section, the side that container 13 deviates from working head 30 is provided with the opening 131 that can supply supporting leg 11 free pivotables, opening 131 has the first edge 132 and the second edge 133, wherein, the first edge 132 is the edges on the plane 134 parallel with accommodation section 12 bearing of trends, these edge 132 bearing of trends are vertical with accommodation section 12 bearing of trends, and the second edge 133 is parallel with the first edge 132 and relative to working head 30 on the bearing of trend of accommodation section 12.Supporting leg 11 is pivoted to and plane 134 butts, during namely near the first edge 132, supporting leg 11 bearing of trends are parallel with accommodation section 12 bearing of trends, can reduce the shared volume of support 100, transporting supports 100 easily, when supporting leg 11 is pivoted to the second edge 133 butt, support post 20 that can be firm and working head 30.

Column 20 lengthwises extend can be in the accommodation section the 12 interior positions that move axially to adjust column 20 relative bases 10 along its bearing of trend, and then the height of adjustment working head 30 relative level faces is to satisfy different user demands.Referring to Fig. 3, the cross section of the accommodation section 12 of the present embodiment is roughly equilateral triangle, column 20 is hollow circular tube, for making accommodation section 12 and good the coordinating of column 20, be installed with the adapter 14 of external shape and accommodation section 12 internal surface couplings, interior shape and column 20 outer surface couplings in accommodation section 12, column 20 can be in the interior slip of adapter 14.

Both are relatively fixing when making the relative base 10 of column 20 adjust to the appropriate location, are provided with locking releasing mechanism 15 between base 10 and column 20, and when locking releasing mechanism 15 was in locking state, the relative base 10 of column 20 was fixed; When locking releasing mechanism 15 was in releasing state, column 20 can move relative to base 10.Concrete, the locking releasing mechanism 15 of the present embodiment comprises the clamp 151 with accommodation section 12 outer surface butts, is socketed in the clamping band 152 of column 20 outer surfaces, the latch assembly that clamp 151 and clamping band 152 are linked together.concrete, clamping band 152 is the cyclic spring sheet with opening, the annulus 1521 of clamping band 152 is around on column 20 outer surfaces, two free ends 1522 and 1523 of clamping band pass successively adapter opening 141 and accommodation section opening 121 and with clamp 151 1 side butts, wherein the first free end 1522 is fixedly connected with by screw 155 with clamp 151, the second free end 1523 is connected with the nut (not shown) by the bolt 154 that a cover matches with clamp 151, bolt 154 and the second free end 1523 are connected, nut is embedded in clamp 151 and deviates from the knob 153 of side butt of clamping band 152.So, when being rotated counterclockwise knob 153, away from the second free end 1523, the distance between the second free end 1523 of clamping band 152 and clamp 151 increases the nut in knob 153 on bolt 154, clamping band 152 unclamps column 20, and the position of column 20 relative bases 10 is adjustable; When turning clockwise knob 153, the distance between clamping band 152 second free ends 1523 and clamp 151 reduces, and clamping band 152 tightens up and finally makes column 20 relative with accommodation section 12 fixing.The position that demonstrates column 20 relative bases 10 for convenience is provided with scale 21 on column 20.

Referring to Fig. 1 and Fig. 2, working head 30 pivotables are arranged on column 20 away from an end of base 10, and locking device 39 is used for when working head 30 is pivoted to suitable position relative column 20 lockings of working head 30.The working head 30 of the present embodiment comprises keeping at a certain distance away the first plate-like piece 31 and the second plate-like piece 32 is set, and is fixedly connected with the connecting tube 37 of the first plate-like piece 31 and the second plate-like piece 32.Wherein, and the alignment relative setting consistent with the second plate-like piece 32 configurations of the first plate-like piece 31, both are column 20 pivotables relatively.The first plate-like piece 31 is concordant with 321 away from the top 311 of base 10 with the second plate-like piece 32, and top 311 and 321 is made and is had a curved profile by the material of low coefficient of friction, but so top 311 and 321 supporting workpieces and make workpiece be easy to slide on working head 30 tops 311 and 321.Therefore, working head 30 can be used for the article of support distances horizontal plane certain altitude, for example can coordinate bench saw to use, when bench saw cuts very long workpiece, the working head top of the present embodiment can be arranged to concordantly with the table top of bench saw, be equivalent to expand the table top of bench saw with reliable support machining long workpieces.

Referring to Fig. 2, preferred, the side that the second plate-like piece 32 is relative with the first plate-like piece 31 is provided with the adjustable briquetting in position 33, the second plate-like pieces 32 and is provided with the operation piece 34 of relative the first plate-like piece 31 distances of adjusting briquetting 33 away from a side of the first plate-like piece 31.When workpiece being placed between the first plate-like piece 31 and the second plate-like piece 32, the distance of dwindling relative the first plate-like piece 31 of briquetting 33 by operation piece 34 can be with Workpiece clamping between briquetting 33 and the first plate-like piece 31.Hence one can see that, and the working head 30 of the present embodiment is the article of clamp distance horizontal plane certain altitude easily also; In addition, because working head 30 is connected with column 20 pivotables, need to be not limited to the article of horizontal positioned by the article of working head 30 clampings, greatly to have widened the application area of support.From foregoing description as can be known, working head 30 comprises two-part from function, and a part is to contact the working part that is used for support and holding workpiece with workpiece, and another part is the pivot part that is connected with column 20 pivotables.In the present embodiment, the working part of working head 30 and pivot part one are connected, and namely the first plate-like piece 31 and the second plate-like piece 32 are one-body molded realizes above-mentioned two kinds of functions simultaneously.

For satisfying different user demands, thereby the height of the working part relative level face of working head 30 is adjusted in the position that usually needs adjustment column 20 relative bases 10, as previously mentioned, the column 20 of the present embodiment support 100 can move axially in the accommodation section 12 of base 10, and locking releasing mechanism 15 is used for when the relative base 10 of column 20 is adjusted to the position that needs both are relatively fixing.But during the height of this mode rapid adjustment working head 30 relative level faces, still, in adjustment process, need the operator to hold column 20, the gravity that overcomes column 20 and working head 30 is mentioned column 20 and working head 30, and is harder; And, by locking releasing mechanism 15 with in the relatively-stationary process of column 20 and accommodation section 12, reach certain precision, must hold column 20 and remain on the position a period of time that needs, in actual mechanical process, the operator is difficult to keep motionless in the situation that grip column 20 and the working head 30 of constant weight, and therefore, the precision of this adjustment mode is not high.

In conjunction with Fig. 1, Fig. 3 and Fig. 4, be the accurate height of adjusting working head 30, support 100 is provided with the regulating mechanism 40 that drives working head 30 linear motions.Concrete, the regulating mechanism 40 of the present embodiment is arranged between column 20 and base 10, make column 20 in its lengthwise bearing of trend linear motion, be arranged on an end of column 20 due to working head 30, column 20 drives working head 30 along the lengthwise bearing of trend linear motion of column 20 accordingly in its lengthwise bearing of trend linear motion.Working head 30 linear motions, working head 30 is used for the corresponding lengthwise bearing of trend linear motion along column 20 of working part of support and holding workpiece.

Concrete, the output terminal of the output linearity motion that regulating mechanism 40 has input end, be connected with working head 30, be located at the movement conversion mechanism between described input end and output terminal, described movement conversion mechanism is driving under the drive of described input end that described output terminal moves and is making described output terminal stop linear motion during in described input end stop motion and position when remaining on stop motion.The operator need not overcome the gravity of column and working head, hold column and keep column motionless within a period of time, and the input of the control input end that only need be absorbed in can guarantee that working head moves predetermined distance, and the position adjustment of working head accurately and easily.

In the present embodiment, output terminal is connected with column 20, and the direction of linear motion of output terminal and the bearing of trend of column move at its bearing of trend Linear thereby the linear Sports band of output terminal moves column in the same way.The movement conversion mechanism of the present embodiment comprises that input rotatablely moves, the thread transmission of output linearity motion, and the spin axis that rotatablely moves is parallel with the direction of linear motion of linear motion.Concrete, regulating mechanism 40 comprises the sleeve 41 as input end, and as the sleeve pipe 42 of output terminal, sleeve 41 and sleeve pipe 42 screw threads connect, and namely the movement conversion mechanism between sleeve 41 and sleeve pipe 42 is both screw thread couplings.

The regulating mechanism 40 of the present embodiment also comprises the bearing 43 of stop sleeve 41 and sleeve pipe 42, and bearing 43 comprises the triangle bottom plate 431 that is complementary with adapter 14 end faces, the tube 432 from base plate 431 along the direction extension that deviates from base 10.Base plate 431 is fixed on adapter 14 by screw 45, and as previously mentioned, adapter 14 is parts of base 10, and base plate 431 is fixed on adapter 14 and is equivalent to be fixed on base 10.For further facilitating the installation of bearing 43, the side that the base plate 431 of bearing 43 deviates from tube 432 is provided with projection 4311, and adapter 14 is provided with the groove that coordinates with projection 4311 clampings.Tube 432 inner hollow are to accommodate column 20, and both Spielpassung are to facilitate column 20 to move.The outer sheathed sleeve pipe 42, two of tube 432 is to circumferentially being fixedly connected with, and is concrete, is provided with the elongated slot 433 that extends on its bearing of trend on tube 432 outer surfaces, and sleeve pipe 42 internal surfaces are provided with the long strip projection 421 that connects with elongated slot 433.

Sleeve 41 is set in sleeve pipe 42 outsides, and the main body that sleeve 41 lengthwises extend convexes with ring part 411 near an end outer circumferential face of adapter 14, base plate 431 butts of ring part 411 and bearing 43.thereby screw pole 434 and adapter 14 that 3 screws 45 pass respectively on base plate 431 3 angles successively are fixed on bearing 43 on adapter 14, for preventing axially moving in sleeve 41 rotary courses, in the present embodiment, on sleeve 41, ring part 441 is located in the scope that the screw pole 434 that distributes on triangle bottom plate 431 3 angles encloses, and the thickness of ring part 441 is a little less than screw pole 434 height, be arranged with pad 451 on screw 45, pad 451 cover on screw pole 434 and pad 451 dropping on perpendicular to the projection section on the plane of screw 451 axis on the annulus 411 of sleeve 41, be that pad 451 parts are covered on annulus 411.So, when screw 45 is fixed on bearing 43 on adapter 14, the axial motion of pad 451 restriction sleeves 41.The outer surface of sleeve 41 consists of the operation unit of input end, skids for preventing that the operator from gripping in sleeve 41 rotary courses, and sleeve 41 outer surfaces are provided with many seamed edges 412.

Regulating mechanism 40 also comprises the solid latch mechanism 44 that is arranged between sleeve pipe 42 and column 20, Gu latch mechanism 44 when the first state, sleeve pipe 42 and column 20 is fixing, Gu latch mechanism 44 when the second state, column 20 and sleeve pipe 42 can relatively move.Sleeve pipe 42 has the part that exceeds tube 432 on column 20 bearing of trends, and this part is made by elastic material and had to the circular groove 422 towards its center of circle depression.Gu latch mechanism 44 comprises that but clamping enters the elastic ring clamp clip 441 with opening in circular groove 422, adjust the adjustment assembly of 441 liang of free end distances of clamp clip.Concrete, adjust assembly and comprise nut 443 and the bolt 442 that a cover matches, the pulling piece 445 that is connected with bolt 442.Nut 443 is fixedly connected with one of them free end of clamp clip 441, another free end butt of pulling piece 445 and clamp clip 441, and bolt 442 two ends are connected with nut 443 and pulling piece 445 respectively.When pulling piece 445 drives bolts 442 rotation, thereby 441 liang of free-ended distances of capable of regulating clamp clip make clamp clip 441 fix or relatively unclamp sleeve pipe 42 is relative with column 20.Preferably, the pulling piece 445 of the present embodiment is set to camming surface 4451 with an end outer circumferential face of clamp clip 441 free end butts, when rotation pulling piece 445 makes bolt 442 rotate to a certain degree, rotate pulling piece 445 around the linearity perpendicular to bolt 442 axis again, make the free end of camming surface 4451 compression clamp clips 441, thereby more firmly with sleeve pipe 42 locking relative to column 20.

The regulating mechanism 40 of the present embodiment is connected bearing 43 by screw 45 on the one hand with adapter 14, another conveniently is connected sleeve pipe 42 by solid latch mechanism 44 with column 20, all the connections that can conveniently remove because this two place connects, therefore, the regulating mechanism 40 of the present embodiment can with base 10 and removable being connected of column 20, thereby the regulating mechanism of the present embodiment 40 can be used as the annex of ordinary stent, thereby the working head height that connects ordinary stent with ordinary stent easily carries out accurate adjustment.

The following describes the operating process of the present embodiment working head 30 Height Adjustment.

in conjunction with Fig. 1 and Fig. 3, at first, unclamp the knob 153 of locking releasing mechanism 15, column 20 is taken out from accommodation section 12, regulating mechanism 40 is set in outside column 20, be fixed on adapter 14 by the base plate 431 of screw 45 with regulating mechanism 40, adjust the approximate location of column 20 relative bases 10 and keep, operation by pulling piece 445 is with sleeve pipe 42 locking relative to column 20, subsequently, unclamp column 20, turnbarrel 41, limited sleeve 41 rotations of axial motion will drive the limited sleeve pipe of circumferential movement 42 and move axially, sleeve pipe 42 moves axially the column 20 that can drive relative locking with it and moves axially, column 20 moves axially and can drive the working head 30 that is attached thereto and move axially, thereby adjust the height of working head 30 relative level faces, when adjusting to the height that needs, turn clockwise and lock the knob 153 of releasing mechanism 15, can be firmly with relative base 10 lockings of column 20.

When the present embodiment support 100 is adjusted working head 30 height, can hold the position of column 20 rapid adjustment column 20 relative bases 10, working head 30 is moved quickly near the height that needs, subsequently, height by regulating mechanism 40 accurate adjustment working heads, therefore, the support of the present embodiment can be adjusted the height of working head fast and accurately.

And the regulating mechanism 40 that utilizes the present embodiment is adjusted in working head height process, the operator does not need to hold column 20, more need to be when not adjusting to certain altitude, hold column 20 and keep column 20 motionless within a period of time, only needing turnbarrel 41 that sleeve pipe 42 is moved axially gets final product, adjusts the working head height laborsaving; And the movement conversion mechanism between sleeve 41 and sleeve pipe 42 is thread transmission, thread transmission has the characteristic of self-locking, be that screw thread couplings between sleeve 41 and sleeve pipe 42 can make sleeve pipe 42 stop motions and remain on the position that stops when sleeve 41 is stopped operating, thereby column 20 is stopped on required height accurately.Therefore, utilize the height of regulating mechanism 40 adjustment working heads 30 laborsaving and accurate.Interchangeable, the height that regulating mechanism adjustment working head only is set also can.

Fig. 5 to Fig. 7 shows the support 200 of second embodiment of the invention.

The base 10 of the support 200 of the present embodiment, working head 30 are identical with base 10, the working head 30 of embodiment's one support 100, give unnecessary details no longer one by one at this.

Different from embodiment one is, the column 220 of the present embodiment support 200 comprises first sleeve pipe 221 that is connected with working head 30 respectively of coaxial setting and the second sleeve pipe 222 that is connected with base 10, the first sleeve pipe 221 is identical with the Placement of working head 30 with embodiment's one column 20 with the Placement of working head 30, and the second sleeve pipe 22 is identical with the mode that base 10 is connected with embodiment's one column 20 with the mode that base 10 connects.

The first sleeve pipe 221 and the second sleeve pipe 222 axially are oppositely arranged, regulating mechanism 50 is arranged between the first sleeve pipe 221 and the second sleeve pipe 222, adjusts the height of working head 30 relative level faces in its bearing of trend Linear motion thereby drive the first sleeve pipe 221 that is connected with working head 30.

Concrete, regulating mechanism 50 comprises the output terminal 52 that input end 51 that input that screw thread connects rotatablely moves and output linearity are done exercises.In the present embodiment, input end 51 forms are nut, and output terminal 52 forms are screw rod, and the screw thread couplings between nut and screw rod is the movement conversion mechanism between input end 51 and output terminal 52.

In the present embodiment, input end 51 comprises connected shape of cross section different hexagonal prism 511 and columnar portion 512, and the circumscribed circle diameter of hexagonal prism 511 cross sections is greater than the diameter of columnar portion 512 cross sections.

Input end 51 and the second sleeve pipe 222 connect.Concrete, the second sleeve pipe 222 is welded with away from an end of base 10 supporting base 223 that can accommodate input end 51 columnar portion 512, supporting base 223 exceeds the second sleeve pipe 222 on the direction away from base 10, input end 51 columnar portion 512 and supporting base 223 Spielpassung, input end 51 can rotate freely in supporting base 223, hexagonal prism 511 cross sections of input end 51 are greater than supporting base 223 center hole cross sections, and hexagonal prism 511 and supporting base 223 butts are to prevent input end 51 landings thus.

For convenience of operation, input end 51 outsides also are arranged with the operation unit 54 that circumferentially is fixedly connected with input end 51.Preferably, operation unit 54 lengthwises of the present embodiment extend, successively covered section the first sleeve pipe 221, output terminal 52, input end 51, supporting base 223, the second sleeve pipe 222.The internal surface cross section that operation unit 54 coats input end 51 hexagonal prisms 511 be the regular hexagon with hexagonal prism 511 form fit, thus operation unit 54 and input end 51 circumferentially fix, both can not relatively rotate.The circle of operation unit 54 other parts internal surface cross sections for connecting with the first sleeve pipe 221, output terminal 52, supporting base 223, the second sleeve pipe 222 outer surfaces respectively.So, operation unit 54 drives rotation by the operator and can drive input end 51 and rotate thereupon.For preventing axially moving in operation unit 54 rotary courses, in the present embodiment, supporting base 223 is provided with circumferential recess, operation unit 54 is provided with the cutting graftage part 541 that can insert above-mentioned circumferential recess, thus, operation unit 54 is axial limitation of movement in rotary course, can drive reliably input end 51 rotations.

Output terminal 52 first ends 521 and the first sleeve pipe 221 are fixed and welded together by link 523, thereby output terminal 52 drives relative the second sleeve pipes 222 of the first sleeve pipe 221 and moves axially during input end 51 rotary actuation output terminal 52 translation.For prevent that output terminal 52 from rotating in being transfused to end 51 driving processes, be installed with stop pin 524 on output terminal 52 second ends 522, the second sleeve pipe 222 is provided with the kidney-shaped elongated slot 224 that connects with stop pin 524, output terminal 52 is in being transfused to end 51 driving processes, and stop pin 524 can limit output terminal 52 rotations in the interior slip of kidney-shaped elongated slot 224.

The following describes the present embodiment support 200 regulating mechanism 50 working principles.

Because operation piece 54 circumferentially is fixedly connected with input end 51 and both axial motions are limited, output terminal 52 circumferential movement are limited, in operator's rotary manipulation section 54 processes, can drive input end 51 rotations, input end 51 rotary actuation output terminal 52 axial motions, output terminal 52 axial motion drives move axially with relative the second sleeve pipe 222 of the first sleeve pipe 221 that output terminal 52 is fixedly connected with, and finally adjust the height of working head 30 relative level faces.

In the present embodiment, because the second sleeve pipe 222 is identical with the Placement of base 10 with embodiment's one column 20 with the Placement of base 10, therefore, support 300 is in adjusting working head 30 height processes, also can first unclamp locking releasing mechanism 15, the position of rapid adjustment the second sleeve pipe 222 relative bases 10, subsequently, by locking releasing mechanism 15, that the second sleeve pipe 222 and base 10 is fixing, pass through again the height of regulating mechanism 50 accurate adjustment working heads, thereby reach quick and the purpose of accurate adjustment working head height.

Fig. 8 to Figure 11 shows the support 300 of third embodiment of the invention.

The base 10 of the support 300 of the present embodiment, working head 30 are identical with embodiment two base 10, working head 30, the annexation of column 320 and base 10 and working head 30 and embodiment two column 220 are also identical with the annexation of base 10 and working head 30, give unnecessary details no longer one by one at this.Different from embodiment two is that the first sleeve pipe 321 and second sleeve pipe 322 of the 320 coaxial settings of the present embodiment column are socketed mutually.

Regulating mechanism 60 is arranged between the first sleeve pipe 321 and the second sleeve pipe 322, drives the first sleeve pipe 321 that is connected with working head 30 and moves on its bearing of trend, be i.e. the height of capable of regulating working head 30 relative level faces.

Regulating mechanism 60 comprises inputs the bevel gear 64 that rotatablely moves, the screw rod 62 of output linearity motion, is located at the bevel gear threaded piece 61 between bevel gear 64 and screw rod 62.Bevel gear threaded piece 61 comprises the conial tooth part 611 that connects with bevel gear 64, and the center of conial tooth part 611 is provided with the tapped hole that connects with screw rod 62.Bevel gear 64 rotary actuation screw rod 62 linear motions thus, the direction of linear motion of screw rod 62 is vertical with the spin axis of bevel gear 64.Bevel gear threaded piece 61 connects transmission with bevel gear 64 and screw rod 62 simultaneously, compact structure and rationally.

The support 300 of the present embodiment also comprises the operation unit 63 that is connected with bevel gear 64, and operation unit 63 is connected by connection rod set with bevel gear 64.Connection rod set comprises the first connecting rod 65 that passes bevel gear 64 center holes and perpendicular to the second connecting rod 66 of first connecting rod 65, operation unit 63 connects with second connecting rod 66 and the bearing of trend of operation unit 63 is parallel with first connecting rod 65, with second connecting rod on 66 vertical.Operation unit 63, second connecting rod 66, first connecting rod 65, bevel gear 64, be fixedly connected sequentially, owing to being provided with connection rod set between operation unit 63 and bevel gear 64, can be with dynamic bevel gear 64 rotations with very little power rotary manipulation spare 63, bevel gear 64 rotations can drive 61 rotations of bevel gear threaded piece.The present embodiment can by the velocity ratio of bevel gear 64 and bevel gear threaded piece 61 rationally is set, is with 61 rotations of dynamic bevel gear threaded piece how all so that operation unit 63 rotates a circle, thereby make screw rod 62 fast moving.In the present embodiment, can regard bevel gear 64 as the rotation input end, also can regard operation unit 63 as the rotation input end, no matter be by operation unit 63 manual drives bevel gear 64 rotations, but still directly utilize 64 all drive screw 62 linear motions of rotation of driven by servomotor bevel gear, thereby the height of accurate adjustment working head 30.In the present embodiment, the spin axis of rotation input end is vertical with the direction of linear motion of input end, thus, during use, thereby the operator can continuous driving input end rotation move the output linearity that output terminal continues in fixing position, the rotation input end that does not need the operator to rotate or be interrupted take half cycle as unit in fixing position around column, the more friendly and efficient work of user interface.

The present embodiment also can have other distortion, as the suitable gear drive of other velocity ratio is set with more efficient drive screw 62 linear motions.

The present embodiment is provided with in the second sleeve pipe 322 bevel gear threaded piece 61 rationally to utilize the space.Concrete, be welded with the supporting base 324 of center drilling in the second sleeve pipe 322, bevel gear threaded piece 61 comprises the conial tooth part 611 that connects with bevel gear 64 and from the end extended cylindrical portion 612 of conial tooth part 611 away from tooth, cylindrical portion 612 can be inserted in supporting base 324 center holes, the external diameter of cylindrical portion 612 is less than the external diameter of conial tooth part 611, when thereby cylindrical portion 612 was inserted supporting base 324, conial tooth part 611 and supporting base 324 butts can prevent 61 landings of bevel gear threaded piece.

For further preventing axial play in bevel gear threaded piece 61 rotary courses, offer the groove of circumferential extension on the cylindrical portion 612 of bevel gear threaded piece 61, two position limit pins 67 pass successively the second sleeve pipe 322 and supporting base 324 and insert in circumferential recess on cylindrical portion 612, the groove cunning of circumferentially extending on position limit pin 67 and cylindrical portion 612 is joined, thus, but the circumferential automatic rotary of bevel gear threaded piece 61 then move axially limited.Certainly, be provided with gear-box 68 for accommodating outside bevel gear 64 and first connecting rod 65, the second sleeve pipes 322, gear-box 68 is comprised of the two halves shell, and the two halves shell is connected by screw.

Screw rod 62 1 ends are installed with the stop pin 622 of relative screw rod 62 cross settings, the two ends of stop pin 622 are fixedly connected with the first sleeve pipe 321, thereby screw rod 62 is fixedly connected with the first sleeve pipe 321, simultaneously, the second sleeve pipe 322 is provided with the kidney-shaped elongated slot 323 that connects with stop pin 622, the bearing of trend of kidney-shaped elongated slot 323 is identical with the bearing of trend of the second sleeve pipe 322, and stop pin 622 slides in kidney-shaped elongated slot 323, can limit screw rod 62 and circumferentially rotate.

Below, illustrate that the support 300 of the present embodiment utilizes regulating mechanism 60 to adjust the process of working head height.

operator's hand-held operation section 63 and rotary manipulation section 63, operation unit 63 rotations are by connecting

rod

66, 65 band dynamic bevel gear 64 rotations, bevel gear 64 rotations namely drive 61 rotations of bevel gear threaded piece, because bevel gear threaded piece 61 moves axially limited, bevel gear threaded piece 61 rotation can drive screw rod 62 motions that are arranged in its center hole and connect with bevel gear threaded piece 61 center hole screw threads, and screw rod 62 circumferential movement are limited, can only move axially, screw rod 62 moves axially the first sleeve pipe 321 that i.e. drive is fixedly connected with it in its bearing of trend linear motion, thereby adjust the height of the working head 30 relative level faces that are connected with the first sleeve pipe 321.

Identical with embodiment two, the present embodiment can only be adjusted the height of working head by regulating mechanism; Also can make the position that working head 30 reaches fast and accurately to be needed by the accurate adjustment that regulating mechanism is closed in the fast allotment of locking releasing mechanism 15, need first fix by the second sleeve pipe and the base of locking releasing mechanism 15 with column before accurately after fast the accent.

Figure 12 to Figure 14 shows the support 400 of fourth embodiment of the invention.

Referring to Figure 12 and 13, the base 10 of the present embodiment support 400, column 420 and both annexations are identical with base 10, column 20 and both annexations of embodiment's one support 100.Different is, the working head of previous embodiment itself directly is connected with the column pivotable, and namely the working part of working head and pivot part one are connected.In the present embodiment, working head comprises pivot part 90 and the working part 430 that slippage connects, and pivot part 90 is connected with column 420 pivotables, and both Placements are identical with the Placement of column 20 with embodiment's one working head 30; Working part 430 contacts with workpiece and is used for supporting and holding workpiece.

Concrete, the first plate-like piece 431 of working part 430 and the second plate-like piece 432 connect with the first dish 91 and second dish 92 slippages of pivot part 90 respectively, both docked mode are identical, and the below is take the annexation of the first plate-like piece 431 and the first dish 91 as example.The first plate-like piece 431 has outstanding straightedge limit 4319, the bearing of trend on straightedge limit 4319 is the lengthwise bearing of trend of working part 430, the first dish 91 keeps at a certain distance away and is installed with two identical clamping blocks 93, respectively be equipped with on two clamping blocks 93 with sliding bar shaped protuberance 931, the two bar shaped protuberances 931 of joining in straightedge limit 4319 of the first plate-like piece 431 are concordant and extend on the same linearity.Bar shaped protuberance 931 can guarantee that with straightedge 4319 sliding joining of limit working part 430 is driving the lower linear motion.

In the present embodiment, the regulating mechanism 70 that drives working part 430 linear motions is arranged between working part 430 and pivot part 90, so that working part 430 is in arbitrary pivoting angle line Linear motion of pivot part 90.

Regulating mechanism 70 comprises the first dish 91 of being arranged on pivot part 90 and the nut part 94 between the second dish 92, the screw rod 71 that connects and be fixedly connected with working part 430 with nut part 94 screw threads.The screw rod 71 of the present embodiment comprises the screw section 711 that connects with nut part 94 and the smooth cylindrical portion 712 that is connected with working part 430, and the external diameter of smooth cylindrical portion 712 is less than the external diameter of screw section 711.For convenience of operation, smooth cylindrical portion 712 is installed with knob 713 away from an end of screw section 711.The part that working part 430 is connected with screw rod 71 is provided with nut part 38 equally, and nut part 38 is axially aligned with the nut part 94 on pivot part 90.

During installation, the operator rotates knob 713, the screw section 711 of screw rod 71 is screwed in nut part 38 on working part 430 and the nut part 94 on pivot part 90 successively, until the smooth cylindrical portion 712 of screw rod 71 stretches in the nut part 38 of working part 430, subsequently, fixing pin 714 pass smooth cylindrical portion 712 and with the side butt of nut part 38 away from knob 713, thereby screw rod 71 is relative with working part 430 fixing.After nut part 94 on pivot part 90 was passed in the screw section 711 of screw rod 71, the end that a cover pad and collar 715 are connected to screw section 711 prevented that screw section 711 and nut part 94 break away from.

The following describes the operating process of the support 400 of the present embodiment.

Pivot part 90 pivotables can drive relative column 420 pivotables of working part 430, after being pivoted to preposition, are fixedly the be pivoted relative to each other position of section 90 of capable of regulating working part 430 with the relative column 420 of pivot part 90.Concrete, rotation knob 713 drives screw rod 71 rotations, screw rod 71 connects with nut part 94 screw threads, nut part 94 maintains static simultaneously, thus, linear motion in the time of screw rod 71 rotation, screw rod 71 linear motions can drive relatively-stationary working part 430 linear motions with it, the position of section 90 thereby adjustment working part 430 is pivoted relative to each other.Hence one can see that, screw rod 71 linear motion in rotation, can regard the end that screw rod 71 is connected with knob 713 as the rotation input end, the screw section 711 of screw rod 71 the other ends is seen move linearly output terminal, the screw thread couplings of screw rod 71 and nut part 94 i.e. between the two movement conversion mechanism.

Section's 90 linear motions that are pivoted relative to each other of the working part 430 of the present embodiment, the while relative column 420 of pivot part 90 pivotable in 0 to 90 degree scope, thus, as shown in figure 12, when pivot part 90 pivotables made the lengthwise bearing of trend of working part 430 vertical with horizontal plane, working head can vertically move; As shown in figure 14, when pivot part 90 pivotables make the lengthwise bearing of trend of working part 430 parallel with horizontal plane, but working part 430 horizontal linearitys motions; The lengthwise bearing of trend that makes working part 430 when pivot part 90 pivotables is during horizontal by a certain angle, working part 430 is in this angle line Linear motion, hence one can see that, working part 430 can in arbitrary pivoting angle line Linear motion of pivot part 90, have been widened the application area of the present embodiment support greatly.

The present invention also can have other distortion, as column being arranged to comprise vertical bar and the tilting bar that arranges at an angle with vertical bar, make the working head that is connected with tilting bar in the linear Linear motion horizontal by several angle between vertical bar and tilting bar thereby regulating mechanism can be arranged on.Perhaps, further tilting bar comprises the first sleeve pipe and second sleeve pipe of coaxial setting, regulating mechanism is arranged between the first sleeve pipe and the second sleeve pipe, the first sleeve pipe that driving is connected with working head moves on its bearing of trend, can make working head in the linear Linear motion horizontal by several angle.

Above-mentioned regulating mechanism includes thread transmission, and thread transmission can realize having the feature of self-locking, and step-less adjustment is adjusted accurately.Those skilled in the art can reasonably predict, and except input rotatablely moves thread transmission, input end is inputted the motion of other form, and the regulating mechanism that is converted to the linear motion of output terminal by the rational movement conversion mechanism that matches with it also can.Therefore, the same or analogous technological scheme of the function of all realizations and the present invention all should be covered by in protection domain of the present invention.

Claims

1. support, comprise the base that is linked in sequence, column and working head, described base is used for supporting described support, described working head comprises the working part that contacts with workpiece, it is characterized in that: described support is provided with the regulating mechanism that drives described working part linear motion, described regulating mechanism has input end, the output terminal of the output linearity motion that is connected with described working part, be located at the movement conversion mechanism between described input end and output terminal, described movement conversion mechanism drives described output terminal and moves under the drive of described input end, and make described output terminal stop linear motion when described input end stop motion and the position when remaining on stop motion.

2. support as claimed in claim 1 is characterized in that: described input end input rotatablely moves.

3. support as claimed in claim 2, it is characterized in that: the described spin axis that rotatablely moves is parallel with the direction of linear motion of described output terminal.

4. support as claimed in claim 2, it is characterized in that: the described spin axis that rotatablely moves is vertical with the direction of linear motion of described output terminal.

5. support as claimed in claim 2, it is characterized in that: described movement conversion mechanism comprises thread transmission, described output terminal is the linear motion parts of described thread transmission.

6. support as claimed in claim 5, it is characterized in that: described movement conversion mechanism also comprises gear drive, and the final-stage gear center of described gear drive is provided with tapped hole, and described output terminal and described tapped hole connect.

7. support as claimed in claim 6, it is characterized in that: described final-stage gear is bevel gear.

8. support as claimed in claim 1 is characterized in that: described column lengthwise extends, and described working part is along the bearing of trend linear motion of described column.

9. support as claimed in claim 8 is characterized in that: described regulating mechanism is arranged on and drives described column between described column and base in its bearing of trend Linear motion.

10. support as claimed in claim 9, is characterized in that: described regulating mechanism and described base and removable being connected of described column.

11. support as claimed in claim 9 is characterized in that: also be provided with the locking releasing mechanism between described column and described base, when described locking releasing mechanism was in locking state, the relatively described base of described column was fixed; When described locking releasing mechanism is in releasing state, described column can relatively described base along the bearing of trend linear motion of described column.

12. support as claimed in claim 8, it is characterized in that: described column comprises the first sleeve pipe and the second connected sleeve pipe of described base that is connected with described working part, and described regulating mechanism is arranged on and drives described the first sleeve pipe between described the first sleeve pipe and described the second sleeve pipe in its bearing of trend Linear motion.

13. support as claimed in claim 12 is characterized in that: also be provided with the locking releasing mechanism between described the second sleeve pipe and described base, when described locking releasing mechanism was in locking state, the relatively described base of described the second sleeve pipe was fixed; When described locking releasing mechanism was in releasing state, described the second sleeve pipe can move at the bearing of trend Linear of described the second sleeve pipe by relatively described base.

14. support as claimed in claim 12 is characterized in that: one in described the first sleeve pipe and described the second sleeve pipe is provided with stop pin, and another in described the first sleeve pipe and described the second sleeve pipe is provided with the chute that connects with described stop pin.

15. support as claimed in claim 1 is characterized in that: described working head also comprises the pivot part that is connected with described column pivotable.

16. support as claimed in claim 15, it is characterized in that: described pivot part and described working part slippage connect, and described regulating mechanism is arranged on and drives described working part between described pivot part and described working part in arbitrary pivoting angle line Linear motion of described pivot part.