CN1955535A

CN1955535A - Adjustment foot for machine

Info

Publication number: CN1955535A
Application number: CN 200610137733
Authority: CN
Inventors: 大山纯志; 久保知之
Original assignee: NICOLES CO Ltd
Current assignee: NICOLES CO Ltd
Priority date: 2005-10-27
Filing date: 2006-10-26
Publication date: 2007-05-02

Abstract

The present invention provides an adjustment foot for machine with sufficient impact strength, simple structure, less part number, light weight and lower manufacturing cost. The adjustment foot for machine comprises: a foot(10)having a sliding shaft part(21), on the cirumferential of which a first engaging part is formed, and an earthing part(41)formed on one end of the sliding shaft part(21); a locking part(50)provided with a second engaging part engaged with the first engaging part and moving in the length direction of the foot(10), wherein the motion can be stopped by engaging the second engaging part with the first engaging part; and an engagement release part for releasing the engagement. The locking part(50)comprises a torsion bar(53)integratively arranged on the mounting shell(52)provided with a via hole(51)through which the sliding shaft part(21)passes; and a locking part(55)integratively arranged on the torsion bar(53)and provided with a second engaging part(55). The engagement release part releases the engaging by torsionally deforming the torsion bar(53).

Description

Adjustment foot for machine

Technical field

The present invention relates to a kind of when being arranged on various machines such as electric machine such as washing machine, projector on ground or the desk, be used to the adjust inclination of this machine and the adjustment foot for machine of height.

Background technique

All the time, know that various be used to the adjust inclination of this machine and the adjustment foot for machine of height are arranged when being arranged on various machines such as electric machine such as washing machine, projector on ground or the desk.

For example, have following formation sometimes as this adjustment foot for machine: the bottom that it is provided in the machine housing comprises: the below is formed with grounding parts and is formed with the pin of jogs such as screw thread in the axial region periphery; Make the jogs such as screw thread of this pin pass the installation housing that axle props up the hole; Can be arranged on the button in this housing slidingly back and forth; And by sliding before and after this button is in housing by be arranged on button or from one's body cam path guiding to dwindle or the latch of enlarged, wherein, the reduced by latch or enlarge jogs such as described screw thread are locked or remove.(for example with reference to patent documentation 1).

In addition, following adjustment foot for machine is arranged also: can be provided in the bottom of machine housing along the vertical direction movably, comprise: the below is formed with grounding parts and the top is formed with the pin that periphery is provided with the slip axial region of jogs such as screw thread; Parts to mobile lock (prevention) of this pin on above-below direction; And the parts of removing this locking, the slip axial region of described pin constitutes peripheral part by the resin that polycarbonate (PC) etc. has mechanical strength, and uses the metal parts of long chi shape as the core of this pin.In this adjustment foot for machine, stop described pin to comprise: to make the slip axial region of pin pass the installation housing of a bearing hole at the parts that upper and lower moves up; Axle be bearing in this installation with on the housing, have a latch of the jog that multistage engages with the jog of described pin; And the parts that engage of jog and the jog of latch of keeping the slip axial region of pin.(for example with reference to patent documentation 2).

Patent documentation 1: Japanese patent laid-open 10-42981 communique

Patent documentation 2: the Japan Patent spy opens the 2002-295790 communique

But above-mentioned existing adjustment foot for machine is kept engaging of the jog that is formed on the pin and latch by the helical spring application of force, and installs and be made of complex structure with housing different parts with latch.In addition, also wish to reduce part number.

Summary of the invention

In view of the above problems, the object of the present invention is to provide a kind of have enough impact strengths, simple in structure, part number is few, lightweight and can reduce the adjustment foot for machine of manufacture cost.

For realizing this purpose, adjustment foot for machine provided by the invention comprises: pin, this pin have the grounding parts that periphery is formed with the slip axial region of first engagement portion and is formed on this slip axial region one end; Sticking department is formed with second engagement portion that can engage with described first engagement portion, can move on the length direction of described pin, and stop this to move by this second engagement portion is engaged with first engagement portion; And the engaging releasing portion that removes described engaging, wherein, described sticking department has: the installation housing that is formed with the through hole that runs through for described slip axial region; Be wholely set in this installation with the torsion bar on the housing; And be arranged on this torsion bar and be formed with the latch of described second engagement portion, described engaging releasing portion removes described engaging by making described torsion bar torsional deflection.

Adjustment foot for machine with this structure, be formed with the installation that constitutes sticking department with housing, torsion bar and latch, and utilize engaging releasing portion to remove engaging of described pin and sticking department, therefore by making described torsion bar torsional deflection, simple in structure, can reduce part number.

In addition, adjustment foot for machine of the present invention, described torsion bar can be wholely set described installation with housing on, also can constitute by being different from the parts of described installation with housing.

In addition, adjustment foot for machine of the present invention can constitute: when described slip axial region runs through the through hole of described installation usefulness housing, described torsion bar torsional deflection, by the recuperability that makes this torsional deflection be restored (recovering original form) after the effect described latch is pressed on the described slip axial region, described second engagement portion is engaged with first engagement portion, utilize described engaging releasing portion to overcome described recuperability and make described torsion bar torsional deflection, thereby remove described engaging.Adopt this structure, except that above-mentioned advantage, also can keep engaging of described first engagement portion and second engagement portion more reliably.

And also can have following formation: described sticking department also has the joint that is wholely set in the free end side of described torsion bar, and described latch is wholely set on this joint.Adopt this structure, except that above-mentioned advantage, also can be more reliably and efficiently the recuperability of described torsion bar spring (spring force that obtains because of torsional deflection) is passed to described latch.

In addition, adjustment foot for machine of the present invention also can have following formation: described engaging releasing portion is wholely set on described sticking department.By formation like this, can further make to simplify the structure, further reduce number of spare parts.And when so constituting, described engaging releasing portion also can be made of the operating lever that is wholely set on described latch.In addition, when so constituting, described engaging releasing portion also can by can described installation with housing in advance and retreat move, push described latch when advancing the button of described torsion bar torsional deflection is constituted.

And adjustment foot for machine of the present invention also can separate described engaging releasing portion independently with described sticking department and forms.When so constituting, described engaging releasing portion also can constitute and be installed in removably on the described sticking department.In addition, described engaging releasing portion also can by can described installation with housing in advance and retreat move, push described latch when advancing the button of described torsion bar torsional deflection is constituted.

And, when constituting by described button, the guide portion that the advance and retreat of this button of guiding move can be set on the inwall of described installation with housing also in described engaging releasing portion.Like this, described button can be advanced and retreat mobile more reliably, can improve operability.

And adjustment foot for machine of the present invention also can be provided with on described latch the force application part of this latch to the direction application of force of the torsional deflection recovery that makes described torsion bar.Adopt this structure, when make the torsion bar torsional deflection remove engaging of described first engagement portion and second engagement portion by described engaging releasing portion after, both being engaged again, can be easier to make the torsional deflection of torsion bar to restore (reinstatement).

In addition, described force application part also can be wholely set at described latch and installation and use on the housing both sides.Perhaps, described force application part also can only be wholely set described installation with housing on.And, adopt which kind of structure can not make complex structure.

And adjustment foot for machine of the present invention also can constitute: the free end of described torsion bar leaves clearance ground to be run through and is formed on described installation with on the housing and allow that this torsion bar carries out the supported hole of torsional deflection.Adopt this structure, the effect of bearing can be played by the wall portion that delimit described supported hole when described torsion bar torsional deflection or recovery, and, can under the situation that does not hinder described torsional deflection action, support (buckle) by the free end to this torsion bar.Therefore, except that above-mentioned advantage, the action of torsion bar is successfully carried out, and can be prevented the torsion bar excessive deformation.

In addition, adjustment foot for machine of the present invention also can be provided with embedding part on the outer wall of described installation with housing, and this embedding part is fixed with chimeric removably by embedding part on this installations usefulness machine of housing with being formed on.Adopt this structure, can more reliably and stably adjustment foot for machine be fixed on the described machine.

In addition, adjustment foot for machine of the present invention also can constitute: described slip axial region comprises the peripheral part of the hollow that is formed by the resin with mechanical strength and is inserted in metal core in the hollow portion of this peripheral part, the part of described grounding parts is inserted in the described hollow portion, is inserted at least a portion in this hollow portion by the inwall of the peripheral part of delimiting described hollow portion be inserted in core clamping in the described hollow portion.Adopt this structure, can under the situation of for example not using fixation methods such as bonding material, Bond or two-sided tape, grounding parts be fixed on the described slip axial region reliably.

And, when so constituting, the inwall of described peripheral part also can have stepped part in the tip side of a side that sets described grounding parts, this stepped part is outstanding with the form that the internal diameter of described hollow portion diminishes, and at least a portion in this hollow portion of the insertion of described grounding parts is by this stepped part and insert core clamping in this hollow portion.

Adjustment foot for machine of the present invention, be formed with installation housing, torsion bar and latch as the constituting component of sticking department, and utilize engaging releasing portion to remove engaging of described pin and sticking department by making described torsion bar torsional deflection, therefore, this adjustment foot for machine has enough impact strengths certainly, and can make to simplify the structure, reduce part number.The result is that assembling is simple, can reduce manufacture cost.

Description of drawings

Fig. 1 is the decomposition side view of the adjustment foot for machine of the embodiment of the invention one;

Fig. 2 is the side view of assembled state of the adjustment foot for machine of the expression embodiment of the invention one;

Fig. 3 is the plan view as the slip axial region of the constituting component of adjustment foot for machine shown in Figure 1;

Fig. 4 is the sectional view along IV-IV line shown in Figure 3;

Fig. 5 is the worm's eye view as the slip axial region of the constituting component of adjustment foot for machine shown in Figure 1;

Fig. 6 is the sectional view that the part of slip axial region shown in Figure 4 is amplified expression;

Fig. 7 is the plan view as the grounding parts of the constituting component of adjustment foot for machine shown in Figure 1;

Fig. 8 is the sectional view along VIII-VIII line shown in Figure 7;

Fig. 9 is the sectional view that the part of grounding parts shown in Figure 8 is amplified expression;

Figure 10 amplifies the sectional view of expression with the part that the state of grounding parts is installed on the slip axial region as the constituting component of adjustment foot for machine shown in Figure 1;

Figure 11 is the plan view as the sticking department of the constituting component of adjustment foot for machine shown in Figure 1;

Figure 12 is the sectional view along XII-XII line shown in Figure 11;

Figure 13 is the side view of sticking department shown in Figure 11;

Figure 14 is the sectional view along XIV-XIV line shown in Figure 13;

Figure 15 is the plan view of sticking department shown in Figure 11;

Figure 16 is the sectional view that the part of sticking department shown in Figure 12 is amplified expression;

Figure 17 is the sectional view that the part of sticking department shown in Figure 13 is amplified expression;

Figure 18 is illustrated in the sectional view that inserts the state of pin in the sticking department shown in Figure 12;

Figure 19 is the sectional view along XXI-XXI line shown in Figure 180;

Figure 20 is the sectional view that the part of the adjustment foot for machine of another embodiment of the present invention is amplified expression;

Figure 21 is the sectional view as the sticking department of the constituting component of the adjustment foot for machine of the embodiment of the invention two, is the figure of expression original state;

Figure 22 is the sectional view as the sticking department of the constituting component of the adjustment foot for machine of the embodiment of the invention two, is the figure that expression utilizes the state that engaging releasing portion unlocks;

Figure 23 is the sectional view as the sticking department of the constituting component of the adjustment foot for machine of another embodiment of the present invention, is the figure of expression original state;

Figure 24 is the sectional view as the sticking department of the constituting component of the adjustment foot for machine of another embodiment of the present invention, is the figure that expression utilizes the state that engaging releasing portion unlocks;

Figure 25 is the plan view as the sticking department of the constituting component of the adjustment foot for machine of the embodiment of the invention three;

Figure 26 is the sectional view along XXVI-XXVI line shown in Figure 25;

Figure 27 is the sectional view along XXVII-XXVII line shown in Figure 25;

Figure 28 is a plan view of using housing as the installation of the constituting component of adjustment foot for machine shown in Figure 25;

Figure 29 is the side view towards installation shown in Figure 28 left side during with housing positive;

Figure 30 is the side view towards installation shown in Figure 28 right side during with housing positive;

Figure 31 is the rear view that housing is used in installation shown in Figure 28;

Figure 32 is the plan view that housing is used in installation shown in Figure 28;

Figure 33 is the worm's eye view that housing is used in installation shown in Figure 28;

Figure 34 is the sectional view along XXXIV-XXXIV line shown in Figure 28;

Figure 35 is the sectional view along XXXV-XXXV line shown in Figure 28;

Figure 36 is the sectional view along XXXVI-XXXVI line shown in Figure 29;

Figure 37 is the sectional view along XXXVII-XXXVII line shown in Figure 29;

Figure 38 is the plan view that reaches the latch that is wholely set with it as the torsion bar of the constituting component of adjustment foot for machine shown in Figure 25;

Figure 39 is the sectional view along XXXIX-XXXIX line shown in Figure 38;

Figure 40 is the side view on right side during towards torsion bar shown in Figure 38 and latch positive;

Figure 41 is the sectional view along XXXXI-XXXXI line shown in Figure 40;

Figure 42 is provided in a side of the plan view of the engaging releasing portion on the latch shown in Figure 38;

Figure 43 is the plan view that is illustrated in the state that engaging releasing portion is installed on the latch shown in Figure 38;

Figure 44 is the sectional view that is illustrated in the state that inserts pin in the sticking department shown in Figure 26 and pin is locked with latch;

Figure 45 is the sectional view that the state that lock state that parts will be inserted in pin in the sticking department shown in Figure 26 and latch removed utilize is removed in expression;

Figure 46 is the sectional view as the sticking department of the constituting component of the adjustment foot for machine of another embodiment of the present invention, is the figure of expression original state;

Figure 47 is the sectional view as the sticking department of the constituting component of the adjustment foot for machine of another embodiment of the present invention, is the figure that expression utilizes the state that engaging releasing portion unlocks;

Figure 48 is the plan view that is illustrated in the mounting hole that forms on the framework of machine the state that inserts Figure 46 and adjustment foot for machine shown in Figure 47 and fix;

Figure 49 is the sectional view along XXXXIX-XXXXIX line shown in Figure 48;

Figure 50 is the sectional view along XXXXX-XXXXX line shown in Figure 49;

Figure 51 is the sectional view along XXXXXI-XXXXXI line shown in Figure 49;

Figure 52 is that Figure 46 and adjustment foot for machine shown in Figure 47 are inserted in expression from the mounting hole that the framework at machine forms and the state fixed begins to take off the amplification view of a part of the method for adjustment foot for machine; And

Figure 53 is that Figure 46 and adjustment foot for machine shown in Figure 47 are inserted in expression from the mounting hole that the framework at machine forms and the state fixed begins to take off the amplification view of a part of the method for adjustment foot for machine.

Embodiment

Adjustment foot for machine to preferred embodiment of the present invention describes with reference to the accompanying drawings.The embodiment of the following stated is used to illustrate example of the present invention, and the present invention also not only is confined to these embodiments.Therefore, the present invention can implement in the scope that does not break away from its purport in every way.

In addition, in the embodiment one of the following stated to embodiment three, with machine side that adjustment foot for machine is installed for " on ", with the ground plane side of machine ground connection be D score or " end " describe.

(embodiment one)

Fig. 1 is the decomposition side view of the adjustment foot for machine of the embodiment of the invention one; Fig. 2 is the side view of assembled state of the adjustment foot for machine of the expression embodiment of the invention one; Fig. 3 is the plan view as the slip axial region of the constituting component of adjustment foot for machine shown in Figure 1; Fig. 4 is the sectional view along IV-IV line shown in Figure 3; Fig. 5 is the worm's eye view as the slip axial region of the constituting component of adjustment foot for machine shown in Figure 1; Fig. 6 is the sectional view that the part of slip axial region shown in Figure 4 is amplified expression; Fig. 7 is the plan view as the grounding parts of the constituting component of adjustment foot for machine shown in Figure 1; Fig. 8 is the sectional view along VIII-VIII line shown in Figure 7; Fig. 9 is the sectional view that the part of grounding parts shown in Figure 8 is amplified expression; Figure 10 amplifies the sectional view of expression with the part that the state of grounding parts is installed on the slip axial region as the constituting component of adjustment foot for machine shown in Figure 1; Figure 11 is the plan view as the sticking department of the constituting component of adjustment foot for machine shown in Figure 1; Figure 12 is the sectional view along XII-XII line shown in Figure 11; Figure 13 is the side view of sticking department shown in Figure 11; Figure 14 is the sectional view along XIV-XIV line shown in Figure 13; Figure 15 is the plan view of sticking department shown in Figure 11; Figure 16 is the sectional view that the part of sticking department shown in Figure 12 is amplified expression; Figure 17 is the sectional view that the part of sticking department shown in Figure 13 is amplified expression; Figure 18 is illustrated in the sectional view that inserts the state of pin in the sticking department shown in Figure 12; Figure 19 is the sectional view along XXI-XXI line shown in Figure 180.

Extremely shown in Figure 19 as Fig. 1, embodiment one adjustment foot for machine 1 is fixed on the desired locations (be the base plate of machine among the embodiment one) of this machine for the inclination of adjusting not shown machine and height, comprising: the sticking department 50 that is fixed on the desired locations of machine and has through hole 51 that confession pin 10 runs through, can move on the length direction of the pin 10 that runs through through hole 51 and pin 10 is locked; And the operating lever 90 that is integrally formed in the conduct engaging releasing portion on the sticking department 50.

Pin 10 comprises: pedestal 11 roughly in the form of annular discs; Be integrally formed on the pedestal 11 and roughly cylindrical hollow slip axial region 21; Metal shaft 31 in the hollow portion 22 of insertion slip axial region 21; And be installed in grounding parts 41 on the bottom surface of pedestal 11.

Pedestal 11 is for example formed by the good resin of mechanical strength, is wholely set to be inserted in mounting

hole

42A, 42B, the protuberance 12A of the installation among 42C, the 42D, 12B, 12C, the 12D that forms on the grounding parts 41 that describes in detail later on its bottom surface.In addition, on pedestal 11, be formed with the through hole 13 that is communicated with and extends through always the bottom surface with the hollow portion 22 of the slip axial region 21 that describes in detail later.At the underside side of the inwall of the through hole 13 of delimiting pedestal 11, be formed with the stepped part 14 (with reference to Figure 10) that the diameter of the underside side that makes through hole 13 delimited than the diameter of upper side littlely.

Slip axial region 21 is for example made by the good resin of mechanical strength, on its outer circumferential face from pedestal 11 position separately near the trapezoidal thread 23 that is formed with the top as first engagement portion.On the top 24 of slip axial region 21, be formed with and be used for the claw 25 that prevents that when slip axial region 21 runs through the through hole 51 of sticking department 50 sticking department 50 from coming off from slip axial region 21.In addition, to be used for when slip axial region 21 runs through the through hole 51 of sticking department 50 be to avoid claw 25 and the wall portion that delimit through hole 51 to interfere the breach 26 that makes claw 25 elastic yields being formed with on the slip axial region 21.

As the good resin of the mechanical strength that constitutes pedestal 11 and slip axial region 21 preferred engineering plastics etc. for example, enumerate: polycarbonate (PC), polyamide, polyoxymethylene, PBT and in these materials, add material that glass fibre forms etc. as the one example.

Metal shaft 31 has the roughly columned shape in the hollow portion 22 that can insert slip axial region 21, and its top front end arrives the length of the half-way of breach 26 when having in inserting hollow portion 22.This metal shaft 31 pin 10 insert install with the through hole 51 of housing 52 in after insert again in the hollow portion 22.Like this, because metal shaft 31 arrives the half-way of breach 26, so run through the through hole 51 of sticking department 50 at slip axial region 21 after, can stop claw 25 flexibly in breach 26, to be made a concession.Utilize this formation, can prevent that sticking department 50 from coming off from slip axial region 21.This metal shaft 31 is inserted in the slip axial region 21 as core, further strengthens the impact strength of pin 10.

Grounding parts 41 is made of the material that elastomer etc. has elastic force, and having the bottom is the roughly discoid shape of flexure plane, and the substantial middle on surface 43 partly is formed with the roughly columned protuberance 44 that is inserted in the through hole 13 that forms on the pedestal 11 thereon.Especially as Fig. 7～shown in Figure 10, this protuberance 44 is seen and is formed with otch 45 on the position that is equivalent to diameter parts bowing.When grounding parts 41 is installed on the pedestal 11, this protuberance 44 extends to the top of the stepped part 14 that is formed on the slip axial region 21, when metal shaft 31 is inserted in the hollow portion 22 of slip axial region 21, this protuberance 44 is out of shape because of the lower surface of metal shaft 31, as shown in figure 10, its front end is by the lower surface clamping of stepped part 14 and metal shaft 31.Therefore, grounding parts 41 can be fixed on the slip axial region 21 by pedestal 11 under the situation of for example not using fixed components such as bonding material, Bond or two-sided tape reliably.

In addition, on grounding parts 41, four mounting

hole

42A, 42B, 42C, 42D extending downwards from upper surface 43 are formed on the 90 degree phase bit positions that stagger mutually.And when being fixed on slip axial region 21 on by pedestal 11 grounding parts 41, the installation that is formed on the pedestal 11 is inserted into respectively among mounting

hole

42A, 42B, 42C, the 42D with

protuberance

12A, 12B, 12C, 12D.

And, in embodiment one,, can under the situation of for example not using fixed components such as bonding material, Bond or two-sided tape, metal shaft 31 be fixed on the slip axial region 21 by metal shaft 31 being pressed in the hollow portion 22 of slip axial region 21.In addition, the diameter of mounting

hole

42A, 42B, 42C, 42D is designed to slightly littler than the diameter of installing with

protuberance

12A, 12B, 12C, 12D, utilizes the elastic force of grounding parts to make installation more fixing with

protuberance

12A, 12B, 12C, 12D.

In addition, pedestal 11, slip axial region 21, grounding parts 41 are by ester moulding, so by mixing dry color etc., even do not apply, also can obtain the cheap painted formed article with the machine solid colour at short notice.And, by take in cheap metal shaft 31 as core, can not take time and energy and make at an easy rate pin 10, and can keep impact strength, production is good, can realize that cost reduces and lightweight.

Sticking department 50 comprises: the installation housing 52 that is formed with the through hole 51 that runs through for slip axial region 21; Be wholely set and installing with the torsion bar 53 on the housing 52; Be integrally formed in the joint 54 on the torsion bar 53; And be wholely set latch 55 on joint 54.

The two

sidewall

66A and 66B and upper surface 61 and the bottom surface 65 that comprise relative configuration with housing 52 are installed, constitute by the framework of the case shape of front and back opening.Be formed with the protuberance 62 of hollow on upper surface 61 with the substantial cylindrical shape, the hollow portion of protuberance 62 reaches with its hole that is formed on communicatively on the upper surface 61 becomes the through hole 51 that passes for slip axial region 21.In addition, installing, be used for fixing

part

63A, 63B that sticking department 50 is fixed on the machine uprightly are provided with continuously from upper surface 61 respectively with the open side of the front and back of housing 52.And, on these fixing

parts

63A, 63B, be respectively arranged with and be used for sticking department 50 is installed to

pawl

64A, 64B on the machine.In addition, on bottom surface 65, also be formed with through hole 51, slip axial region 21 by run through the through hole 51 that is formed on the upper surface 61 and be formed on the bottom surface 65 through hole 51 the two, become the state that runs through sticking department 50.

In addition, on sidewall 66B, be formed with the supported hole 67 that the free end for the torsion bar 53 that describes in detail later passes and supports with leaving clearance.As shown in figure 17, the part of this supported hole 67 delimited by circular-arc side wall portion 68, allow that torsion bar 53 carries out torsional deflection, and when torsion bar 53 follows torsional deflection to rotate, the free end of torsion bar 53 and circular-arc side wall portion 68 butts, and supported by circular-arc side wall portion 68.At this moment, circular-arc side wall portion 68 also plays the effect of torsion bar 53 being supported as bearing.

And, be formed with

breach

69A, 69B on the top that is equipped with torsion bar 53 of sidewall 66A, 66B.At this, utilize 55 pairs of slip axial regions 21 of latch to lock, when utilizing adjustment foot for machine 1 to support machine, when supposing that adjustment foot for machine 1 applied unexpected big load, bear described load by slip axial region 21 and torsion bar 53 usually.But, as previously mentioned, owing to be formed with

breach

69A, 69B, can apply sheathed with housing 52 to installing, even therefore apply this unexpected big load, the upper surface of joint 54 also can be connected on the inner side surface that the upper surface 61 of using housing 52 is installed, thereby bears described load by the inner side surface of this upper surface 61 and the upper surface of joint 54.Therefore, the load on slip axial region 21 and the torsion bar 53 can be disperseed to be applied to, sticking department 50 breakages can be prevented.

In addition, on installing, be formed with and stop the torsion bar 53 that describes in detail the later limiter (not shown) of torsional deflection with exceeding required scope with housing 52.This limiter for example can be provided in when torsion bar 53 torsional deflections to required to greatest extent near, when the counter clockwise direction of latch 55 in Figure 12 rotated, thereby can stop latch 55 to continue the arbitrary positions such as position of rotating with the bottom butt of this latch 55 to counterclockwise.

One end of torsion bar 53 is fixed on the inner side surface that the sidewall 66A that uses housing 52 is installed continuously.Especially as shown in Figure 1, the free end side of torsion bar 53 is chopped to the form that is easy to insert in the supported hole 67.In addition, free end side and the torsion bar 53 at torsion bar 53 is formed with joint 54.And, be formed with latch 55 at the lower end and the joint 54 of joint 54.

Latch 55 is formed with the trapezoidal thread 71 that can engage with the trapezoidal thread 23 on the slip axial region 21 that is formed on pin 10 on the face of installation with the substantial middle portion side of housing 52.This latch 55 is under common state (state that pin 10 does not insert in the sticking department 50, torsion bar 53 does not have torsional deflection: below be sometimes referred to as " original state "), as Figure 12～shown in Figure 15, than the center of the more close through hole 51 of periphery (delimiting the wall portion of through hole 51) of through hole 51.

In addition, be formed with the operating lever 90 as engaging releasing portion on the face of the opposite side of the face with being formed with trapezoidal thread 71 of latch 55, this operating lever 90 is used for inserting sticking departments 50 at pin 10, be formed on and remove both engagings when trapezoidal thread 23 on the slip axial region 21 engages with the trapezoidal thread 71 of latch 55.And, rotate (rising upward) angle [alpha] by making this operating lever 90 to arrow directions X shown in Figure 180, torsion bar 53 torsional deflections, latch 55 leaves from slip axial region 21, the releasing that engages of trapezoidal thread 23 and trapezoidal thread 71.

And, be formed with a end as the hinge 91 of force application part in the bottom of the side that is formed with operating lever 90 of latch 55, the direction that this hinge 91 is used for latch 55 is restored to the torsional deflection that makes torsion bar 53, promptly near the direction application of force of slip axial region 21, the other end one of hinge 91 is fixed on installs on the usefulness bottom surface 65 of housing 52.And this hinge 91 is by forming this part attenuate.

As Fig. 2, Figure 18 and shown in Figure 19, adjustment foot for machine 1 with this structure is under pin 10 is inserted in state in the through hole 51 of sticking department 50, fixing part 63A, the 63B of sticking department 50 are inserted in the mounting hole that forms on the base plate of not shown machine, thereby the base plate of the not shown machine of bottom surface 65 by sticking department 50 and

pawl

64A, 64B clamping is fixing.At this moment, the trapezoidal thread 23 that is formed on the slip axial region 21 of pin 10 is in the state that engages with trapezoidal thread 71 on being formed on latch 55, torsion bar 53 torsional deflections, utilization to make power that this torsional deflection restores to latch 55 to the direction application of force that is pressed onto on the slip axial region 21.Therefore, latch 55 firmly, lock slip axial region 21 reliably.

In order to adjust the height of adjustment foot for machine 1, at first use hand (finger) operating lever 90 to be raised upward (along arrow directions X rotation angle α shown in Figure 180), thereby torsion bar 53 further torsional deflections, latch 55 leaves from slip axial region 21, trapezoidal thread 23 separates with engaging of trapezoidal thread 71, the latch-release of 55 pairs of slip axial regions 21 of latch.At this moment, circular-arc side wall portion 68 sliding contacts of the part of torsion bar 53 and delimitation supported hole 67 are successfully rotated.

Then, after the Height Adjustment of adjustment foot for machine 1 is good, remove hand (finger) from operating lever 90, the application of force that latch 55 is used to make the torsional deflection of torsion bar 53 to be able to restorable recuperability and hinge 91 is pressed on the slip axial region 21 again, trapezoidal thread 23 engages with trapezoidal thread 71, and latch 55 again firmly, lock slip axial region 21 reliably.Under this state, when needs carry out the fine setting of height,, utilize the characteristic of screw thread to make sticking department 50 mobile a little by slide relative axial region 21 as long as rotate pin 10, can carry out the fine setting of height simply.And pin 10 is set the formation zone of slip axial region 21, and it is dallied when the rotation predetermined stroke is above.In addition, when needing the height of change adjustment foot for machine 1 changing machine the place being set, as long as in the same manner operating lever 90 is operated with above-mentioned action.

And, in embodiment one, to be formed on the pedestal 11 installation with

protuberance

12A, 12B, 12C, 12D be inserted on the grounding parts 41 mounting hole 42A, the 42B that forms respectively, the situation among 42C, the 42D is illustrated, but be not limited thereto, grounding parts 41 also can be fixed on the pedestal 11 by additive method.For example, as shown in figure 20, also can on pedestal 11, form and for the patchhole 49 of grounding parts 41 insertions grounding parts 41 to be pressed in this patchhole 49.In addition, grounding parts 41 for example also can be fixed on the pedestal 11 by fixed components such as bonding material, Bond or two-sided tapes.In addition, also can not form pedestal 11 and directly be fixed on the slip axial region 21.

In addition, in embodiment one, to on grounding parts 41, forming protuberance 44, the front end of protuberance 44 is by the lower surface clamping of stepped part 14 and metal shaft 31, thereby prevent that grounding parts 41 is illustrated from the situation that pedestal 11 breaks away from, but be not limited thereto, as previously mentioned, grounding parts 41 for example also can be fixed on the pedestal 11 by fixed components such as bonding material, Bond or two-sided tapes.

And grounding parts 41 and pedestal 11 fixing also can be only undertaken by being formed among installation on the pedestal 11 is pressed into formation on the grounding parts 41 with

protuberance

12A, 12B, 12C,

12D mounting hole

42A, 42B, 42C, the 42D.In addition, at this moment, for example also can use fixed components such as bonding material, Bond or two-sided tape complementaryly.

In addition, in embodiment one, situation as first engagement portion and second engagement portion formation trapezoidal thread 23 and trapezoidal thread 71 is illustrated, but be not limited thereto, as long as first engagement portion and second engagement portion can engage mutually, thereby can lock with 50 pairs of pin 10 of sticking department, can select the screw thread of other shapes or concavo-convex etc. as requested arbitrarily.

And, in embodiment one, as on the direction of being restored in the torsional deflection that makes torsion bar 53 to the force application part of latch 55 application of forces, the situation that hinge 91 is set is illustrated, but be not limited thereto, for example can select elastic members such as helical spring, leaf spring, disc spring, rubber etc. as requested arbitrarily as described force application part.In addition, also this force application part can be set.

(embodiment two)

Adjustment foot for machine to the embodiment of the invention two describes with reference to the accompanying drawings.

Figure 21 is the sectional view as the sticking department of the constituting component of embodiment two adjustment foot for machine, is the figure of expression original state; Figure 22 is the sectional view as the sticking department of the constituting component of embodiment two adjustment foot for machine, is the figure that expression utilizes the state that engaging releasing portion unlocks.In embodiment two, to embodiment one in the identical parts mark prosign of parts that illustrated, and omit its detailed description.

As Figure 21 and shown in Figure 22, the difference of the adjustment foot for machine 1 among the adjustment foot for machine 2 among the embodiment two (but pin 10 is not shown) and the embodiment one is: also have button 95 as engaging releasing portion.

Button 95 comprises: be positioned at the press part 96 of pushing with the outside of housing 52, available user's hand (finger) is installed; And extend, be adapted to from press part 96 can install with 65 slips of the bottom surface in the housing 52 and with the extension part 97 of the bottom butt of latch 55.In addition, extension part 97 can one be fixed on the bottom of latch 55, also can separate formation with sticking department 50.In addition, extension part 97 can be only and the torsion bar 53 free end side butts of latch 55 bottoms, also can with the roughly whole surperficial butt of latch 55 bottoms.

This adjustment foot for machine 2 is except that the locking of the 50 pairs of slip axial regions 21 of portion that can unlock by the method for explanation among the embodiment one, also can be by making torsion bar 53 torsional deflections with hand (finger) pressing button 95, latch 55 is left from slip axial region 21, trapezoidal thread 23 separates with engaging of trapezoidal thread 71, thus the locking of the 55 pairs of slip axial regions 21 of part that unlock.In addition, after the Height Adjustment of adjustment foot for machine 2 is good, hand (finger) is removed from button 95, latch 55 is pushed on the slip axial region 21 again owing to the application of force of restorable recuperability of torsional deflection that will make torsion bar 53 and hinge 91, trapezoidal thread 23 engages with trapezoidal thread 71, and latch 55 again firmly, lock slip axial region 21 reliably.

In addition, as Figure 23 and shown in Figure 24, also setting operation handle not when using button 95 as engaging releasing portion.

(embodiment three)

Adjustment foot for machine to the embodiment of the invention three describes with reference to the accompanying drawings.

Figure 25 is the plan view as the sticking department of the constituting component of the adjustment foot for machine of the embodiment of the invention three; Figure 26 is the sectional view along XXVI-XXVI line shown in Figure 25; Figure 27 is the sectional view along XXVII-XXVII line shown in Figure 25, is the figure of the state of expression unloading operation handle; Figure 28 is a plan view of using housing as the installation of the constituting component of adjustment foot for machine shown in Figure 25; Figure 29 is the side view towards installation shown in Figure 28 left side during with housing positive; Figure 30 is the side view towards installation shown in Figure 28 right side during with housing positive; Figure 31 is the rear view that housing is used in installation shown in Figure 28; Figure 32 is the plan view that housing is used in installation shown in Figure 28; Figure 33 is the worm's eye view that housing is used in installation shown in Figure 28; Figure 34 is the sectional view along XXXIV-XXXIV line shown in Figure 28; Figure 35 is the sectional view along XXXV-XXXV line shown in Figure 28; Figure 36 is the sectional view along XXXVI-XXXVI line shown in Figure 29; Figure 37 is the sectional view along XXXVII-XXXVII line shown in Figure 29; Figure 38 is the plan view that reaches the latch that is wholely set with this torsion bar as the torsion bar of the constituting component of adjustment foot for machine shown in Figure 25; Figure 39 is the sectional view along XXXIX-XXXIX line shown in Figure 38; Figure 40 is the side view on right side during towards torsion bar shown in Figure 38 and latch positive; Figure 41 is the sectional view along XXXXI-XXXXI line shown in Figure 40; Figure 42 is provided in a side of the plan view of the engaging releasing portion on the latch shown in Figure 38; Figure 43 is the plan view that is illustrated in the state that engaging releasing portion is installed on the latch shown in Figure 38; Figure 44 is the sectional view that is illustrated in the state that inserts pin in the sticking department shown in Figure 26 and pin is locked with latch; Figure 45 is the sectional view that the state that lock state that parts will be inserted in pin in the sticking department shown in Figure 26 and latch removed utilize is removed in expression.

In embodiment three, to the foregoing description one and embodiment two in the identical parts mark prosign of parts of explanation, and omit its detailed description.

As Figure 25～shown in Figure 45, the main difference point of the adjustment foot for machine 1 among the adjustment foot for machine 3 among the embodiment three and the embodiment one is that the formation of sticking department 150 and operating lever 190 is different.

Sticking department 150 comprises: the installation housing 152 that is formed with the through hole 151 that runs through for slip axial region 21; By constituting and be installed in the torsion bar of installing on the usefulness housing 152 153 with installing with the different parts of housing 152; Be integrally formed in the joint 154 on the torsion bar 153; And be wholely set latch 155 on joint 154.

The two

sidewall

166A and 166B and upper surface 161 and the bottom surface 165 that comprise relative configuration with housing 152 are installed, constitute by the framework of the case shape of front and back opening.Be formed with the protuberance 162 of hollow on upper surface 161 with the substantial cylindrical shape, the hollow portion of protuberance 162 reaches with its hole that is formed on communicatively on the upper surface 161 becomes the through hole 151 that passes for slip axial region 21.In addition, on bottom surface 165, also be formed with through hole 151, slip axial region 21 by run through the through hole 151 that is formed on the upper surface 161 and be formed on the bottom surface 165 through hole 151 the two, become the state that runs through sticking department 150.

Be formed with the torsion bar fixing part 201 of the first torsional part 153A that is used for fixing the torsion bar 153 that describes in detail later on the inner face top of sidewall 166A.In addition, be formed with at the interior basifacial of sidewall 166A can contact with the upper surface slide of the extension part 97 of button 95, to the guide portion 202A of the mobile channeling conduct of advance and retreat of button 95.And this button 95 is to replace operating lever 190 to use, and when using operating lever 190, does not use sometimes.In addition, also use with operating lever 190 sometimes as required.

Be formed with supported hole 167 rotatable for the free end of the second torsional part 153B of the torsion bar 153 that describes in detail later and that insert movably and support on the inner face top of sidewall 166B.Especially as shown in figure 34, the installation of this supported hole 167 delimited by circular-arc side wall portion 168 with housing 152 back side (right side among Figure 34).This supported hole 167 allows that torsion bar 153 carries out torsional deflection, and when torsion bar 153 follows torsional deflection to rotate, makes free end and circular-arc side wall portion 168 butts of the second torsional part 153B, and is supported by circular-arc side wall portion 168.At this moment, circular-arc side wall portion 168 also plays the effect of the free end of the second torsional part 153B being supported as bearing.In addition, be formed with at the interior basifacial of sidewall 166B can contact with the upper surface slide of the extension part 97 of button 95, to the guide portion 202B of the mobile channeling conduct of advance and retreat of button 95.

In addition, sidewall 166B is formed with and is used for fixing part 163 that sticking department 50 is fixed on the machine in that back side with housing 152 is installed.Especially as Figure 36 and shown in Figure 37, this fixing part 163 forms with the wall thickness thinner than the wall thickness of sidewall 166B, form by sidewall 166B being cut a part, to form the space between part beyond the top of fixing part 163 and sidewall 166B, making fixing part 163 can be fulcrum side oscillation outside the inboard that usefulness housing 152 is installed reaches with this top.In the bottom of the outer surface of this fixing part 163, the engaging pawl 163A, the 163B that form to opposite mutually direction are adjacent.And (when going up with reference to Figure 46～Figure 49), (with reference to Figure 47～Figure 49) engage, this point will describe in detail the clamping part 301 on engaging pawl 163A and the framework 300 that is formed on machine in the back to be installed in the framework 300 of machine at adjustment foot for machine 3.

Be formed with to bow and see reinforced wall 164A roughly triangular in shape, 164B in that both sides, the back side with housing 152 are installed.This reinforced

wall

164A, 164B are to extend to sidewall 166A, 166B respectively midway from upper surface 161 continuums of states.In addition, at the back side of installing with housing 152, between reinforced wall 164A and reinforced wall 164B to be formed with from upper surface 161 continuums of states to the application of force sheet 169 as force application part of latch 155 to the direction application of force of the torsional deflection recovery that makes torsion bar 153.The free end of this application of force sheet 169 extend to can be provided in the position of installing with the top butt of the latch 155 on the housing 152.

Torsion bar 153 comprises: the first torsional part 153A; And with the first torsional part 153A forms continuously and the relative first torsional part 153A extends along the approximate right angle direction the second torsional part 153B.The first torsional part 153A is fixed on the sidewall 166A that installs with housing 152 and goes up on the torsion bar fixing part 201 that forms.In addition, the free end of the second torsional part 153B is gone up supported hole 167 supports that form by the sidewall 166B that installs with housing 152 rotationally.And, be formed with the joint 154 that extends downwards in the free end side of the second torsional part 153B, in the lower end of this joint 154, latch 155 is integrally formed with joint 154.

Latch 155 is formed with the trapezoidal thread 71 that can engage with the trapezoidal thread 23 on the slip axial region 21 that is formed on pin 10 on the face of installation with the substantial middle portion side of housing 152.As Figure 26 and shown in Figure 27, under original state, this latch 155 is than the center of the more close through hole 151 of periphery (delimiting the wall portion of through hole 151) of through hole 151.

In addition, on the face of the opposite side of the face with being formed with trapezoidal thread 71 of latch 155, be formed with operating lever assembly department 203, operating lever 190 as engaging releasing portion is installed on this operating lever assembly department 203 removably, and this operating lever 190 is used for inserting sticking departments 150 at pin 10, be formed on and remove both engagings when trapezoidal thread 23 on the slip axial region 21 engages with the trapezoidal thread 71 of latch 155.This operating lever assembly department 203 comprises: the engagement portion 206A, the 206B that engage with pawl 204A, 204B (with reference to Figure 42) with installation on being formed on the operating lever 190 that describes in detail later; And for the patchhole 207 that is formed on insertion protuberance 205 insertions on the operating lever 190.

As shown in figure 44, adjustment foot for machine 3 with this structure is in the states that trapezoidal thread 23 and trapezoidal thread 71 on being formed on latch 155 on the slip axial region 21 that is formed on pin 10 engage mutually under pin 10 is inserted in state in the through hole 151 of sticking department 150.At this moment, the second torsional part 153B of torsion bar 153 is a starting point with the tie point of the first torsional part 153A and the second torsional part 153B, the relative first torsional part 153A produces relative torsional deflection, by the power that this torsional deflection is restored, latch 155 quilts are to the direction application of force that is pressed onto on the slip axial region 21.Therefore, latch 155 can be firmly, reliably slip axial region 21 is locked.

In order to adjust the height of adjustment foot for machine 3, at first use hand (finger) that operating lever 190 is raised upward, thereby torsion bar 153 further torsional deflections, as shown in figure 45, latch 155 leaves from slip axial region 21, trapezoidal thread 23 separates with engaging of trapezoidal thread 71, the latch-release of 155 pairs of slip axial regions 21 of latch.At this moment, circular-arc side wall portion 168 sliding contacts of the part of torsion bar 153 and delimitation supported hole 167 are successfully rotated.

Then, after the Height Adjustment of adjustment foot for machine 3 is good, hand (finger) is taken away from operating lever 190, as shown in figure 44, latch 155 is owing to will make recuperability that the torsional deflection of torsion bar 153 restores and the application of force of application of force sheet 169 and being pushed to again on the slip axial region 21, trapezoidal thread 23 engages with trapezoidal thread 71, and latch 155 again firmly, lock slip axial region 21 reliably.Under this state, when needs carry out the fine setting of height, as long as with embodiment one in the action that illustrated rotate pin 10 in the same manner.In addition, when needing the height of change adjustment foot for machine 3 changing machine the place being set, as long as in the same manner operating lever 190 is operated with above-mentioned action.

And this latch 155 moves except that can being undertaken by operating lever 190 with respect to the advance and retreat of slip axial region 21, as Figure 46 and shown in Figure 47, also can use button 95 to carry out.At this moment, can in advance operating lever 190 be unloaded from latch 155.When using this button 95, latch 155 is identical with respect to the action that has illustrated among the action of the advance and retreat of slip axial region 21 and the embodiment two.In addition, in that being pushed or remove, button 95 pushes and when making button 95 advance and retreat mobile, the upper surface of the extension part 97 of button 95 is guided by the guide portion 202A, the 202B that are formed on sidewall 166A, the 166B, thereby can make described advance and retreat move more smoothly, stably carry out.

And, even when using button 95 as engaging releasing portions, also can as required operating lever 190 still be installed on the latch 155 replacing operating lever 190.

Below, describe with reference to the framework of accompanying drawing machine that Figure 46 and adjustment foot for machine shown in Figure 47 are installed.

Figure 48 is the plan view that is illustrated in the mounting hole that forms on the framework of machine the state that inserts Figure 46 and adjustment foot for machine shown in Figure 47 and fix; Figure 49 is the sectional view along XXXXIX-XXXXIX line shown in Figure 48; Figure 50 is the sectional view along XXXXX-XXXXX line shown in Figure 49; Figure 51 is the sectional view along XXXXXI-XXXXXI line shown in Figure 49.But in Figure 48～Figure 51, install with the relation of housing, saved the installation in the adjustment foot for machine with housing parts in addition with framework in order to see clearly.

Shown in Figure 48～Figure 51, on the bottom surface 305 of the framework 300 of the machine that Figure 46 and adjustment foot for machine 3 shown in Figure 47 are installed, be formed with for adjustment foot for machine 3 and insert and it is installed in mounting hole 310 on the framework 300.Be formed with the protuberance patchhole 304 that inserts with the hollow protuberance 162 that forms on the housing 152 for installing on the upper surface 306 on the top of delimiting this mounting hole 310.By in this protuberance patchhole 304, inserting hollow protuberance 162, the perisporium of delimiting protuberance patchhole 304 is contacted with the outer circumferential face of hollow protuberance 162, thereby adjustment foot for machine 3 can be maintained on the assigned position.

In addition, in the sidewall 311 of the mounting hole 310 of delimiting framework 300, when adjustment foot for machine 3 inserts, set on the part of the fixing part 163 that is formed on the sidewall 166B and be formed with the notch part 312 that is used for positioning and fixing portion 163.In addition, in bottom surface 305, when adjustment foot for machine 3 inserts, set on the position of engaging pawl 163B of fixing part 163 and be formed with through hole 308.And, in bottom surface 305, be formed with notch part 312 and the part that is not formed with through hole 308 becomes and the clamping part 301 that engages pawl 163A buckle.

When inserting Figure 46 and adjustment foot for machine 3 shown in Figure 47 in the mounting hole 310 in this framework 300, clamping part 301 buckles of the engaging pawl 163A of fixing part 163 and framework 300, thus adjustment foot for machine 3 is fixed on the framework 300.At this moment, though not shown, top 24 sides that are inserted in the slip axial region 21 in the sticking department 150 can be extended from the protuberance patchhole 304 on being formed on framework 300.In addition, the method for utilizing the height of 3 pairs of machines of adjustment foot for machine to adjust is identical with preceding method.

In addition, when from the mounting hole 310 of framework 300, unloading adjustment foot for machine 3, shown in Figure 52, use can be inserted the extracting tool 400 in the through hole 308 of framework 300, shown in Figure 53, to insert the through hole 308 from the below with extracting tool 400, pushing is formed on to install and with the engaging pawl 163A on the housing 152 it is retreated to the inside, thereby clamping part 301 is removed with the engaging that engages pawl 163A, as long as under this state adjustment foot for machine 3 is pulled out with extracting tool 400.

And, when on the framework 300 that Figure 25～adjustment foot for machine 3 shown in Figure 45 is installed to machine, as long as serve as the front with operating lever 190 outstanding sides (back side).At this moment, in order to set the fixing part 163 of adjustment foot for machine 3 on the position that is formed with notch part 312 of framework 300, design alteration is carried out in position of certainly changing fixing part 163 as required etc.

The above is the preferred embodiments of the present invention only, is not limited to the present invention.In the above-described embodiments, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.

Symbol description

1,2,3 adjustment foot for machine, 10 pin

11 pedestals, 13 through holes

14 stage portion, 21 slip axial regions

22 hollow bulbs, 31 metal shaft

41 grounding parts, 44 protuberances

50,150 sticking departments 51,151 through holes

52,152 install with housing 53,153 torsion bars

54,154 connecting portions 55,155 locking pieces

67,167 supported holes 90,190 levers

91 hinge parts, 95 buttons

169 application of force sheets

Claims

1. an adjustment foot for machine is characterized in that, comprising:

Pin has the grounding parts that is formed with the slip axial region of first engagement portion and is formed on described slip axial region one end in periphery;

Sticking department is formed with second engagement portion that can engage with described first engagement portion, can move on the length direction of described pin, and stop described moving by described second engagement portion is engaged with first engagement portion; And

Be used to remove the engaging releasing portion of described engaging, wherein,

Described sticking department has: the installation housing that is formed with the through hole that runs through for described slip axial region; Be arranged on described installation with the torsion bar on the housing; And be wholely set on described torsion bar and be formed with the latch of described second engagement portion,

Described engaging releasing portion removes described engaging by making described torsion bar torsional deflection.

2. adjustment foot for machine according to claim 1 is characterized in that: described torsion bar be wholely set described installation with housing on.

3. adjustment foot for machine according to claim 1 is characterized in that: described torsion bar is by constituting with the different parts of housing with described installation.

4. according to each described adjustment foot for machine in the claim 1 to 3, it is characterized in that: torsional deflection when described torsion bar runs through the through hole of described installation usefulness housing at described slip axial region, by the recuperability that after the effect described torsional deflection is restored described latch is pressed on the described slip axial region, described second engagement portion is engaged with first engagement portion, utilize described engaging releasing portion to overcome described recuperability and make described torsion bar torsional deflection, thereby remove described engaging.

5. according to each described adjustment foot for machine in the claim 1 to 4, it is characterized in that: described sticking department also has the joint that is wholely set in the free end side of described torsion bar, and described latch is wholely set on described joint.

6. according to each described adjustment foot for machine in the claim 1 to 5, it is characterized in that: described engaging releasing portion is wholely set on described sticking department.

7. adjustment foot for machine according to claim 6 is characterized in that: described engaging releasing portion comprises the operating lever that is wholely set on described latch.

8. according to each described adjustment foot for machine in the claim 1 to 5, it is characterized in that: described engaging releasing portion becomes with described lock section open form.

9. adjustment foot for machine according to claim 8 is characterized in that: described engaging releasing portion is installed on the described sticking department removably.

10. according to each described adjustment foot for machine in the claim 6,8,9, it is characterized in that: described engaging releasing portion comprises button, described button can move with advance and retreat in the housing in described installation, and pushes described latch when advancing and make described torsion bar torsional deflection.

11. adjustment foot for machine according to claim 10 is characterized in that: described installation is provided with the guide portion that the advance and retreat that are used to guide described button move with the inwall of housing.

12. according to each described adjustment foot for machine in the claim 1 to 11, it is characterized in that: described latch is provided with force application part, described force application part on the direction that the torsional deflection that makes described torsion bar is restored to the described latch application of force.

13. adjustment foot for machine according to claim 12 is characterized in that: described force application part is wholely set at described latch and on installing with housing.

14. according to each described adjustment foot for machine in the claim 1 to 11, it is characterized in that: be wholely set force application part in described installation on housing, described force application part on the direction that the torsional deflection that makes described torsion bar is restored to the described latch application of force.

15. according to each described adjustment foot for machine in the claim 1 to 14, it is characterized in that: the free end of described torsion bar leaves clearance ground to be run through and is formed on described installation with on the housing and allow that described torsion bar carries out the supported hole of torsional deflection.

16. according to each described adjustment foot for machine in the claim 1 to 15, it is characterized in that: described installation is provided with embedding part with the outer wall of housing, and described embedding part is fixed with chimeric removably by embedding part with on the machine of housing of described installation with being formed on.

17., it is characterized in that according to each described adjustment foot for machine in the claim 1 to 16:

Described slip axial region comprises the metallic core in hollow peripheral part that is formed by the resin with mechanical strength and the hollow portion that inserts described peripheral part;

The part of described grounding parts is inserted in the described hollow portion, inserts at least a portion in the described hollow portion by the inwall of the peripheral part of delimiting described hollow portion with insert core clamping in the described hollow portion.

18. adjustment foot for machine according to claim 17, it is characterized in that: the inwall of described peripheral part has stepped part in the tip side that sets described grounding parts one side, described stepped part is outstanding with the form that the internal diameter of described hollow portion diminishes, and at least a portion in the described hollow portion of the insertion of described grounding parts is by described stepped part and insert core clamping in the described hollow portion.