CN100544832C - Sizing machine - Google Patents

Abstract

A kind of folding operation of stand leg is easy and can be locked in open mode and the sizing machine that closes up under the state to stand leg reliably respectively.This sizing machine is provided with fastening projection (5) in the fulcrum below of stand leg (2), as also being provided with first securing rod (8) with first breach (6) and second securing rod (11) with second breach (9), and by manipulation bar (14), first securing rod and second securing rod are rotated in linkage, constitute locking mechanism thus.By first securing rod is rotated to a direction, first breach engages with projection with fastening, (Fig. 2 a) and stand leg is locked in open mode, by first securing rod is rotated to other direction, can remove the locking between first breach and the fastening usefulness projection, and can make stand leg close up (Fig. 2 b～Fig. 2 d), the state that closes up at stand leg, by first securing rod is rotated to locking direction, second breach engages with projection with fastening, closes up state (Fig. 2 f) and stand leg is locked in.

Description

Sizing machine

Technical field

The present invention relates to a kind of sizing machine, particularly carry out the folding operation of stand leg easily and can be locked in open mode and the sizing machine that closes up state to stand leg reliably respectively.Above-mentioned sizing machine has the stand leg portion that is made of the frame of supporting starching machine main body and stand leg; above-mentioned stand leg is installed on four angles of this frame, and its upper end is freely to open stand leg and to close up the mode pivot suspension of stand leg on the length direction of frame.

Background technology

Shown in the side view of Figure 13, sizing machine is by the starching machine main body A of the roller group with paste case, starching and paper feeding, and the B of stand leg portion constitutes.And this stand leg B of portion is made of the frame 1 of supporting starching machine main body A and the stand leg 2 that is arranged on four jiaos of the frames.Usually, do not increase volume during for carrying sizing machines such as In-Use Motor Vehicles, and make stand leg 2 folding.And in this case, when using stand leg 2, as the method that stand leg is fixed under the open mode, known in the past have, with regulating the fixing method of bolt (knob bolt), perhaps with the fixing method of somatotype key., in fixing means in the past, exist good stability, and operation process is pretty troublesome, perhaps operation is very convenient, and the very poor problem of stability.

Therefore, for example, once proposed to be provided with the sizing machine of Lock Part, when stand leg is in the state of opening, above-mentioned Lock Part is being connected on the side of stand leg than the more close root side of the rotating fulcrum of stand leg, and stand leg is locked in open mode (for example, referring to patent documentation 1) by means of the active force of force application apparatus.

In addition, in this Lock Part is connected to structure than the more close root side of the rotating fulcrum of stand leg, need be provided for making Lock Part to be connected to prolongation than the more close top of the rotating fulcrum of stand leg (root side), under stand leg closes up state, prolongation is from the outstanding laterally shape of rotating fulcrum, thereby the width dimensions of starching machine will increase the size (under the certain situation of the distance between the stand leg) that is equivalent to above-mentioned overhang, so also proposed such sizing machine, promptly, by the upper end of stand leg rotationally pivot suspension on the support unit of being located on the frame, fastening is arranged on the below of the rotating fulcrum of stand leg with projection, and being installed on the support unit with the locking device that projection engages with the fastening of stand leg, thereby the operation of sizing machine is carried out easily and is had stability, and can also reduce the appearance and size of starching machine, particularly can shorten the size (for example, referring to patent documentation 2) of width.

[patent documentation 1]: Japanese kokai publication hei 9-299845 communique

[patent documentation 2]: TOHKEMY 2001-170531 communique

, as mentioned above, existing sizing machine is provided with Lock Part, when stand leg is in the state of opening, this Lock Part is being connected on the side of stand leg than the more close root side of the rotating fulcrum of stand leg, and carries out the application of force by force application apparatus, and stand leg is locked in open mode.As mentioned above, there is such problem in this sizing machine: need prolongation be set than the more close root side of the rotating fulcrum of stand leg, and under stand leg closed up state, above-mentioned prolongation was outstanding laterally; Because stand leg is locked in than the more close root side of rotating fulcrum, when therefore being subjected to external force from the side, stress can increase, the lock-out state instability.

In addition, in sizing machine, pivot suspension is on the support unit of being located on the frame rotationally in the upper end of stand leg, and fastening is arranged on projection below the rotating fulcrum of stand leg, is installed on the support unit with the locking device that projection engages with the fastening of stand leg.As mentioned above, such sizing machine carries out operation easily and has stability, and the size of starching machine width can not become because of the folding of stand leg greatly yet, and still, still also existing needs the problem that solves.

Promptly, though there are various stand legs to be fixed on device under the open mode sizing machine, but these devices all are to use when stand leg is opened specially, stand leg is folded up and with carrying such as vehicle in, in order to make stand leg keep stable, also must be provided with in addition stand leg is fixed on the device that closes up under the state.; be provided for closing up the fixture of stand leg in that event in addition, then when opening stand leg, will remove the fixture that is used to close up stand leg earlier; to open stand leg; air exercise start leg is operated to fixed-direction with fixture then, and when closing up stand leg, at first will remove and open the stand leg fixture; to close up stand leg; operate to fixed-direction with fixture closing up stand leg then, so during carrying such as In-Use Motor Vehicles, handling operation bothers very much.

Summary of the invention

The present invention proposes at the problems referred to above, and its objective is provides a kind of folding of stand leg operation easily and can be locked in open mode to stand leg respectively reliably and close up the sizing machine of state.

Sizing machine of the present invention is a kind of sizing machine with stand leg portion, and above-mentioned stand leg portion is made of the frame and the stand leg of supporting starching machine main body.Above-mentioned stand leg is installed on four angles of this frame, and its upper end with the mode pivot suspension of free folding on the frame length direction.Above-mentioned sizing machine is characterised in that to have locking mechanism, and this locking mechanism is made of following part: fastening is with protruding, and it is arranged on from the upper end of above-mentioned stand leg and leaves on the position of given size with the downward end side in pivot suspension position; First securing rod has when above-mentioned stand leg is in open mode first breach that can engage with projection with the above-mentioned fastening of this stand leg, and is positioned at the slotted hole or the pin of leading section, and can be that rotate at the center with first fulcrum that is fixed on above-mentioned frame side; Second securing rod has when above-mentioned stand leg and is in when closing up state second breach that can engage with projection with the above-mentioned fastening of this stand leg, and is positioned at the pin or the slotted hole of leading section, and can be that rotate at the center with second fulcrum that is fixed on above-mentioned frame side; In addition, the leading section of the leading section of above-mentioned first securing rod and above-mentioned second securing rod, be connected by above-mentioned slotted hole and pin engaging, above-mentioned first securing rod and above-mentioned second securing rod link and rotate in the opposite direction, when above-mentioned stand leg is opened, first breach of above-mentioned first securing rod engages with projection with the above-mentioned fastening of above-mentioned stand leg, thereby above-mentioned stand leg is locked under the open mode, when above-mentioned stand leg closes up, second breach of above-mentioned second securing rod and the above-mentioned fastening of above-mentioned stand leg engage with projection, close up under the state thereby above-mentioned stand leg is locked in.

This sizing machine uses under the state that stand leg is opened, and when carrying waits, in order not increase volume, stand leg is folded up (closing up), and above-mentioned stand leg can be that freely rotate at the center with the fulcrum of upper end.And, securing rod by a side, for example pass through the rotating operation of first securing rod, the operation of carrying out when the folding stand leg locking and unlocking, in this case, opening under the state of stand leg, first securing rod is rotated to a direction (locking direction), engage with projection with the fastening of stand leg by first breach, stand leg is locked under the open mode.And; when closing up stand leg; if make (releasing direction) rotation round about of first securing rod; first breach just breaks away from projection from the fastening of stand leg; thereby the locking of stand leg is disengaged; in this state; making stand leg is that the center is rotated and closed up with the fulcrum of upper end; be under the state that closes up fully when stand leg; first securing rod is rotated to locking direction; then second securing rod rotates because of interlock, and the fastening of second breach and stand leg engages with projection, closes up under the state thereby stand leg is locked in.In addition, when opening stand leg, first securing rod is rotated to removing direction, then second securing rod just rotates because of interlock, second breach breaks away from projection from the fastening of stand leg, thereby the locking of stand leg is disengaged, and in this state, stand leg is rotated and opens gradually, be under the state of opening fully at stand leg, first securing rod is rotated to locking direction, and then first breach engages with projection with the fastening of stand leg, and stand leg is locked in open mode.Like this, just can be locked in open mode and close up state to stand leg respectively reliably, and only use the rotating operation of a securing rod, just can carry out the locking of stand leg or unlock.Therefore, for example carrying such as In-Use Motor Vehicles sizing machine the time, the folding operation of the stand leg when loading and unloading just becomes easy.In addition; being used for of this sizing machine is fixed on stand leg open mode and closes up the securing rod of state; be to constitute by two securing rods that link; thereby when opening stand leg and closing up stand leg; first breach and second breach are roughly met at right angles with projection with fastening respectively engage, and can more reliable locking.

In addition, sizing machine of the present invention, it is a kind of sizing machine with stand leg portion, above-mentioned stand leg portion is made of the frame and the stand leg of supporting starching machine main body, above-mentioned stand leg is installed on four angles of this frame, and its upper end with the mode pivot suspension of free folding on the frame length direction, above-mentioned sizing machine has following part: fastening is with projection, and it is arranged on from the downward end side in pivot suspension position, upper end of above-mentioned stand leg and leaves on the position of given size; Securing rod, it has when above-mentioned stand leg is in open mode first breach that can engage with projection with the above-mentioned fastening of this stand leg, with be in when closing up state second breach that can engage with projection with the above-mentioned fastening of this stand leg when above-mentioned stand leg, and can be the center rotation with the fulcrum that is fixed on the above-mentioned frame; And when above-mentioned stand leg is opened, by means of above-mentioned first breach is turned on the position that engages with projection with the above-mentioned fastening of above-mentioned stand leg, can be locked in open mode to stand leg, and when above-mentioned stand leg closes up, by means of above-mentioned second breach is turned on the position that engages with projection with the above-mentioned fastening of above-mentioned stand leg, can be locked in stand leg and close up state.

This sizing machine uses under the state that stand leg is opened, and when carrying etc., just stand leg is folded up (closing up), and not increasing volume, and above-mentioned stand leg can be that freely rotate at the center with the fulcrum of upper end.And, under the state that stand leg is opened, securing rod is rotated to a direction (locking direction), engage with projection with the fastening of stand leg by first breach, can be locked in open mode to stand leg.Then, when stand leg closes up, make securing rod (releasing direction) rotation round about, then first breach breaks away from projection from fastening, and the locking of stand leg is disengaged, in this state, making stand leg is that the center is rotated and closed up with the fulcrum of upper end, when stand leg is in the state that closes up fully, makes securing rod when locking direction rotates, second breach just engages with projection with the fastening of stand leg, and stand leg is locked in and closes up state.In addition, when opening stand leg, securing rod is rotated to removing direction, and second breach just breaks away from projection from fastening, thereby the locking of stand leg is disengaged, in this state, stand leg is rotated also open gradually,, securing rod is rotated to locking direction when stand leg is in the state of opening fully, then first breach engages with projection with the fastening of stand leg, and stand leg is locked in open mode.Like this, just can be locked in open mode and close up state to stand leg respectively reliably, and only use the rotating operation of a securing rod, just can carry out the locking of stand leg or unlock.Like this, for example carrying such as In-Use Motor Vehicles sizing machine the time, the folding operation of the stand leg when loading and unloading just becomes easy.The securing rod that is used for stand leg is fixed on open mode and closes up state of this sizing machine has only one, and locking mechanism only needs less several parts just passable.

In addition, above-mentioned sizing machine of the present invention is by being provided with the force application apparatus that stand leg is applied the active force that closes up direction, for example after the locking of removing stand leg, sizing machine when vehicle is unloaded down, can prevent that stand leg from unexpectedly opening fast because of deadweight, and can operation not exerted an influence.

Being used for of sizing machine of the present invention is fixed on stand leg open mode and closes up the securing rod of state; can constitute by two securing rods of interlock; utilize this structure; when opening stand leg and when closing up stand leg; first breach and second breach are roughly engaged with projection with fastening respectively at right angles, and can lock more reliably.

In addition, sizing machine of the present invention not only can be locked in stand leg reliably open mode respectively and close up state, and only use the rotating operation of a securing rod, just can carry out the locking of stand leg or unlock, thereby, for example carrying such as In-Use Motor Vehicles sizing machine the time, the folding operation of the stand leg when loading and unloading becomes easy.

Also have, sizing machine of the present invention applies the force application apparatus that closes up directive effect power by being provided with to stand leg, for example after the locking of removing stand leg, sizing machine when vehicle is unloaded down, can prevent that stand leg from unexpectedly opening fast because of deadweight, and can not exert an influence operation.

Description of drawings

Fig. 1 represents the structure of stand leg portion locking mechanism of the sizing machine of first embodiment of the invention, and Fig. 1 a is expression and the rectangular profile of machine frame length direction, and Fig. 1 b is the profile of expression along the vertical section of stand leg minister degree direction;

Fig. 2 a～2f is the key diagram of stand leg portion opening and closing movement of the sizing machine of first embodiment of the invention;

Fig. 3 represents the structure of stand leg portion locking mechanism of sizing machine of the variation of first embodiment of the invention, and Fig. 3 a is expression and the rectangular profile of frame length direction, and Fig. 3 b is the vertical cross section of expression along stand leg minister degree direction;

Fig. 4 a～4f is the key diagram of stand leg portion opening and closing movement of sizing machine of the variation of first embodiment of the invention;

Fig. 5 represents the structure of stand leg portion locking mechanism of the sizing machine of second embodiment of the invention, and Fig. 5 a is expression and the rectangular profile of frame length direction, and Fig. 5 b is the vertical cross section of expression along stand leg minister degree direction;

Fig. 6 a～6f is the key diagram of stand leg portion opening and closing movement of the sizing machine of second embodiment of the invention;

Fig. 7 represents the structure of stand leg portion locking mechanism of the sizing machine of third embodiment of the invention, and Fig. 7 a is expression and the rectangular profile of frame length direction, and Fig. 7 b is the vertical cross section of expression along stand leg minister degree direction;

Fig. 8 is that the stand leg portion locking mechanism of the sizing machine of third embodiment of the invention is wanted the vertical cross section of portion;

Fig. 9 represents the structure of stand leg portion locking mechanism of the sizing machine of fourth embodiment of the invention, and Fig. 9 a is expression and the rectangular profile of frame length direction, and Fig. 9 b is the vertical cross section of expression along stand leg minister degree direction;

Figure 10 a～Figure 10 f is the key diagram of stand leg portion opening and closing movement of the sizing machine of fourth embodiment of the invention;

Figure 11 represents the structure of stand leg portion locking mechanism of sizing machine of the variation of fourth embodiment of the invention, is the vertical cross section of watching at vertical cross-section along stand leg minister degree direction;

Figure 12 is the profile that the stand leg portion locking mechanism of the sizing machine of expression fifth embodiment of the invention is wanted the vertical section of portion;

Figure 13 is the side view of an example of the existing sizing machine of expression.

Label declaration

1, frame 2, stand leg 3, support unit 3a, fastening are with protruding

4, bolster 5, fastening projection 6, first breach

7, first fulcrum post (first fulcrum) 7a, spring members

8, the first securing rod 8a, projection 9, second breach

10, second fulcrum post (second fulcrum), 11, second securing rod

12, slotted hole 13, pin 14, control stick 14a, breach

15, spring 16, pin 17, pin 18, securing rod

31, pin 32, spring

The specific embodiment

[first embodiment]

Fig. 1 and Fig. 2 represent the first embodiment of the present invention.Fig. 1 represents the structure of the stand leg portion locking mechanism of sizing machine, and Fig. 1 a is the profile of expression and the rectangular vertical section of stand leg minister degree direction, and Fig. 1 b is the profile of expression along the vertical section of stand leg minister degree direction.Fig. 2 a～2f is the key diagram of the stand leg portion opening and closing movement of sizing machine.

The sizing machine of present embodiment is by having the paste case, carry out starching and carrying the starching machine main body and the stand leg portion of the roller group of wallpaper etc. to constitute.As shown in figure 13, the starching machine main body has existing known structure.In addition, stand leg portion is made of the frame 1 of supporting starching machine main body and the stand leg 2 that is arranged on four jiaos of frame, and stand leg 2 is made collapsible.

On bolster 4, bolster 4 is fixed on the support unit 3 with the mode pivot suspension that freely rotates in the upper end of the stand leg 2 of stand leg portion, support unit 3 on four jiaos of frame 1 towards the vertical lower configuration with install.Stand leg 2 can free folding on the length direction (fore-and-aft direction of Fig. 1 a, the left and right directions of Fig. 1 b) of frame 1.

In addition, on each stand leg 2, the end pivot suspension leaves on the position of given size in the position on the bolster 4 (position of the fulcrum) downward end side from it, be provided with fastening with protruding 5, this fastening is interior side-prominent with projection 5 fore-and-aft directions to frame 1 (left and right directions of Fig. 1 a, the fore-and-aft direction of Fig. 1 b).In addition, in example shown in the drawings, fastening is weldingly fixed on projection 5 on the inner side surface of stand leg 2 of length direction of frame 1, but is not to only limit to this mode.

In addition, the stand leg portion of this sizing machine in order to carry out that stand leg 2 is locked in open mode or to close up state and remove the folding operation of this locking, is provided with first securing rod 8 and second securing rod 11.First securing rod 8 have when stand leg 2 is in open mode can with the fastening of stand leg 2 with projection 5 first breach 6 that engage, and can be that rotate at the center with first fulcrum post (first fulcrum) 7 that is fixed on the frame 1, when stand leg 2 has been opened, since first breach 6 turn to the fastening of stand leg 2 with projection 5 positions that engage, so can be locked in open mode to stand leg 2.Second securing rod 11 have stand leg 2 be in when closing up state can with the fastening of stand leg 2 with projection 5 second breach 9 that engage, and can be that rotate at the center with second fulcrum post (second fulcrum) 10 that is fixed on the frame 1, and when stand leg 2 has closed up, since second breach 9 turn to the fastening of stand leg 2 with projection 5 positions that engage, so can be locked in stand leg 2 and close up state.

In addition, also be provided with locking mechanism, its structure is as follows: the slotted hole 12 of the leading section by first securing rod 8 engages with the pin 13 of the leading section of second securing rod 11, first securing rod 8 and second securing rod 11 are coupled together, shown in Fig. 1 b, the two ends of rotating operation with control stick 14 are fixed on first securing rod 8 of each a pair of stand leg 2 of front and back, by operating this one control lever 14, first securing rod 8 is carried out rotating operation, and make the interlock of second securing rod 11 and rotate.

In addition, as shown in Figure 1a, spring members 7a is installed on first fulcrum post 7, and the end of spring members 7a hangs on first securing rod 8, first securing rod 8 is applied the active force that it is rotated to locking direction.

As shown in Figure 2, under the state that stand leg is opened, this sizing machine is by means of the elastic force of spring members 7a, first securing rod 8 is rotated to locking direction (clockwise direction among Fig. 2 a), because first breach 6 engages with projection 5 with the fastening of stand leg 2, so stand leg 2 is locked in open mode (referring to Fig. 2 a).At this moment, shown in Fig. 2 a, fastening roughly meets at right angles with the projection 5 and first breach 6 and contacts and engage.

In addition; when closing up stand leg; manipulation bar 14; so that first securing rod 8 rotates to removing direction (counter clockwise direction among Fig. 2 b); then first breach 6 breaks away from projection 5 from the fastening of stand leg 2; the locking of stand leg 2 is disengaged, and in this state, can make stand leg 2 with hand is that the center is rotated and closed up (referring to Fig. 2 b, 2c, 2d) gradually with bolster 4 (fulcrum of upper end).

Then, when stand leg 2 closed up fully, second breach 9 of second securing rod 11 just can engage (referring to Fig. 2 e) with projection 5 with the fastening of stand leg 2.

In this state, owing to all the time clockwise active force is applied on first securing rod 8 by means of spring members 7a, therefore first securing rod 8 rotates to locking direction (clockwise direction among Fig. 2 f), and second securing rod 11 counterclockwise rotates for middle mind-set with second fulcrum post 10 with its interlock, second breach 9 engages with projection 5 with the fastening of stand leg 2, makes stand leg 2 be locked in and closes up state (referring to Fig. 2 f).At this moment, shown in Fig. 2 f, fastening roughly meets at right angles with the projection 5 and second breach 9 and contacts and engage.

In addition, when opening stand leg, manipulation bar 14, first securing rod 8 is rotated to removing direction (counter clockwise direction of Fig. 2 e), then second securing rod 11 rotates with its interlock, and second breach 9 is thrown off with projection 5 from the fastening of stand leg 2, and the locking of stand leg 2 is disengaged (referring to Fig. 2 d).In this state, can make stand leg 2 rotate and open gradually (referring to Fig. 2 d, 2c, 2b).

Then, under the state that stand leg 2 is opened fully, by means of spring members 7a first securing rod 8 is rotated to locking direction (clockwise direction among Fig. 2 a), first breach 6 engages with projection 5 with the fastening of stand leg 2, and stand leg 2 is locked in open mode (referring to Fig. 2 a).

Fig. 3 and Fig. 4 represent the variation of first embodiment of the invention.Fig. 3 represents the structure of the locking mechanism of sizing machine stand leg portion, Fig. 3 a is the profile of expression and the rectangular vertical section of stand leg minister degree direction, Fig. 3 b is the profile of expression along the vertical section of stand leg minister degree direction, and Fig. 4 a～4f is the key diagram of the stand leg portion opening and closing movement of expression sizing machine.

In this variation, be provided with the spring 15 (force application apparatus) that stand leg 2 is applied the active force that closes up direction at the sizing machine of first embodiment.One end of this spring 15 hangs on the pin 16 that is arranged on frame 1 side, and the other end then hangs over than the fastening of stand leg 2 and uses on the pin 17 of projection 5 more close front settings.In addition, also can prolong fastening with projection 5, make its double as pin 17.

The opening and closing movement of the stand leg portion of this sizing machine, as shown in Figure 4, basically first embodiment with reference Fig. 2 explanation is identical, but owing to be provided with the spring 15 that stand leg 2 is applied the active force that closes up direction, therefore for example after releasing is in the locking of the stand leg 2 that closes up state, when sizing machine is put down from vehicle, just can prevent that stand leg 2 from unexpectedly opening fast because of deadweight, and also can not exert an influence operation.

At this moment, engage with projection 5 with the fastening of stand leg 2 at second breach 9, and stand leg 2 is locked in and closes up state (referring to Fig. 4 a), if manipulation bar 14, first securing rod 8 is rotated to removing direction (counter clockwise direction among Fig. 4 b), then second securing rod 11 rotates because of interlock, second breach 9 is thrown off with projection 5 from the fastening of stand leg 2, the locking of stand leg 2 is disengaged (referring to Fig. 4 c), in this state, stand leg 2 is rotated and open gradually (referring to Fig. 4 c, 4d, 4e), this time, even stand leg 2 will be opened fast because of deadweight, but because stand leg 2 is subjected to the active force that closes up direction of spring 15, and spring 15 extends longly more, and its active force is just big more, so along with opening of stand leg 2, opening speed also can slow down.

Then, finally, stand leg 2 will overcome the active force of spring 15 and be opened, under the state that stand leg 2 is opened fully, active force by means of spring members 7a makes first securing rod 8 rotate to locking direction (clockwise direction among Fig. 2 a), first breach 6 just engages with projection 5 with the fastening of stand leg 2, thereby stand leg 2 is locked in open mode (referring to Fig. 4 f).In addition, in above embodiment, also can be arranged on first securing rod, 8 sides to pin, and slotted hole is opened in second securing rod, 11 sides.

In addition, when stand leg closed up, its course of action was with above-mentioned opposite and since this moment spring 15 the active force directive effect of closing up to stand leg, so when closing up stand leg 2 with hand, only the strength with very little is just passable.

[second embodiment]

More than among Shuo Ming first embodiment,,, be provided with 4 groups of locking mechanisms that constitute by first securing rod 8 and second securing rod 11 altogether all around corresponding to 4 stand legs 2 for sizing machine being locked in the state that state that stand leg opens or stand leg close up.

Be under the state that stand leg opens at sizing machine, when first securing rod 8 of either side or second securing rod 11, these two securing rods 8,11 will rotate before and after operator's hand or other object are by mistake run into from the inboard.

Because first securing rod 8 of front side (perhaps rear side) rotates, therefore control stick 14 also rotates, first securing rod 8 of rear side (perhaps front side) also rotates, so the breach 9 of second securing rod 11 of forward and backward both sides just breaks away from projection 5 from fastening, the locking of stand leg 2 is disengaged, stand leg will close up, thereby sizing machine just may tilt or fall down.

Therefore, second embodiment has such structure, even push first securing rod 8 or second securing rod 11 from the inboard, as long as control stick 14 is not operated, two securing rods 8,11 just can not rotate.

As shown in Figure 5,, therefore identical part is marked with identical label, and omits explanation repeating part because the basic structure of second embodiment is identical with first embodiment.

Form the 3rd fulcrum post 31 and protruding 8a on first securing rod 8, as axle, pivot suspension has control stick 14 with the 3rd fulcrum post 31.Formed breach 14a and protruding 14b on control stick 14, this breach 14a engages with protruding 3a with fastening on being arranged on support unit 3.In addition, in order all the time control stick 14 to be applied clockwise active force, spring 32 hung over first fulcrum post 7 and be arranged between the protruding 14b on the control stick 14.

Shown in Fig. 6 a, this sizing machine is under the state that stand leg is opened, and first breach 6 of first securing rod 8 and the fastening of stand leg 2 engage with projection 5, and the breach 14a of control stick 14 engages with protruding 3a with fastening on being arranged on support component 3.

Under the state that this stand leg is opened, push first securing rod 8 or second securing rod 11 from the inboard, so that first securing rod 8 serves as that axle rotates with first fulcrum post 7, but because first securing rod 8 is by first fulcrum post, 7 pivot suspensions, control stick 14 is by the 3rd fulcrum post 31 pivot suspensions that leave first fulcrum post 7, and the breach 14a of control stick 14 engages with protruding 3a with fastening, so control stick 14 can not rise.If thereby inoperation control stick 14 is removed breach 14a and fastening with engaging between the protruding 3a, and first securing rod 8 or second securing rod 11 are rotated.

In addition; when closing up stand leg; manipulation bar 14 also makes its rotation; then shown in Fig. 6 b; the breach 14a of control stick 14 breaks away from the protruding 3a of fastening, when control stick 14 is further rotated, just shown in Fig. 6 c; the bottom of control stick 14 is connected on the protruding 8a of first securing rod 8, and making the securing rod 8 of winning serves as axially counterclockwise to rotate with first fulcrum post 7.By means of this rotation, the fastening that first breach 6 of first securing rod 8 just breaks away from stand leg 2 is with projection 5, and the locking of stand leg 2 is disengaged, and in this state, with hand stand leg 2 is closed up gradually (referring to Fig. 6 d～6f) for the center is rotated with bolster 4.

Then, when stand leg 2 closes up fully, second breach 9 of second securing rod 11 engages with projection 5 with the fastening of stand leg 2 and is locked, and the breach 14a of control stick 14 also be arranged on support component 3 on fastening engage and locked with protruding 3a, thereby can not push first securing rod 8 or second securing rod 11 from the inboard, make them rotate (referring to Fig. 6 f).

In addition, when opening stand leg, if manipulation bar 14, then the breach 14a of control stick 14 breaks away from the protruding 3a of fastening, first securing rod 8 is rotated to removing direction (counter clockwise direction among Fig. 6 e), then second securing rod 11 rotates because of interlock, and second breach 9 breaks away from projection 5 from the fastening of stand leg 2, thereby the locking of stand leg 2 is disengaged (referring to Fig. 6 d).

In this state, can make stand leg 2 rotate and open gradually (referring to Fig. 2 d, 2c, 2b).And under the state that stand leg 2 is opened fully, the breach 14a of control stick 14 engages with protruding 3a with fastening, and first breach 6 of first securing rod 8 and the fastening of stand leg 2 engage with projection 5, thereby stand leg 2 is locked in state that stand leg opens (referring to Fig. 2 a).

[the 3rd embodiment]

In second embodiment of above explanation, in order to prevent that the sizing machine that is under the stand leg open mode from by mistake closing up stand leg, and on control stick 14, formed breach 14a, on support unit 3, be provided with the protruding 3a of the fastening that engages with breach 14a, rotate to stop first securing rod 8 or second securing rod 11.

As shown in Figure 7,, therefore identical part is marked with identical label, and omits explanation repeating part because the basic structure of the 3rd embodiment is identical with second embodiment.

In the 3rd embodiment,, breach 14a is set on control stick 14, and on support unit 3, the protruding 3a of fastening is not set yet not as second embodiment.But replace these, and as shown in Figure 8, when pivot suspension is on fulcrum post 31 freely to rotate control stick 14, make the diameter of hole 14c of control stick 14 bigger than the diameter of fulcrum post 31, so that having, it can rock surplus on fulcrum post 31.

Like this, when making the control stick 14 and first securing rod 8 when having the mode pivot suspension that can rock surplus, just shown in Fig. 8 a, under the stand leg open mode, all the time control stick 14 is applied clockwise active force by means of spring 32, thereby fulcrum post 31 contacts with the right lower quadrant of the hole 14c of control stick 14 just.

If operator's hand or object are unexpectedly run on first securing rod 8 or second securing rod 11 of front side (perhaps rear side) from the inboard, so that first securing rod 8 or second securing rod 11 rotate, then shown in Fig. 8 (b), even turning to always, the breach 6 of first securing rod 8 can break away from till the fastening usefulness projection 5, but can rock surplus owing between the hole 14c of fulcrum post 31 and control stick 14, have, therefore at fulcrum post 31 with after the upper left quarter of the hole 14c of control stick 14 contacts, control stick 14 just begins to rotate, even therefore do not rotate or rotate a little at control stick 14, the angle of its rotation also rotational angle than first securing rod 8 is little.

Like this, even control stick 14 rotates a little, also be unlikely to make first securing rod 8 of rear side (perhaps front side) to rotate, so even the breach 6 of any one group of first securing rod 8 and fastening are disengaged with protruding 5 locking in two groups of the front and back, another breach 6 of organizing first securing rod 8 is still keeping fastening state with fastening with projection 5, so just can not allow stand leg close up.

When stand leg closes up, want manipulation bar 14, the bottom of control stick 14 is connected on the protruding 8a of first securing rod 8, and make first securing rod 8 turn to and rock surplus when above to removing direction (counter clockwise direction among Fig. 8 b), second securing rod 11 just rotates, the fastening that second breach 9 breaks away from stand leg 2 is disengaged the locking between them with projection 5, thereby stand leg is closed up.

[the 4th embodiment]

Fig. 9 and Figure 10 represent the fourth embodiment of the present invention.Fig. 9 represents the structure of the locking mechanism of sizing machine stand leg portion, and Fig. 9 a is the profile of rectangular vertical section on expression and the stand leg minister degree direction, and Fig. 9 b is the profile of expression along the vertical section of stand leg minister degree direction.Figure 10 a～Figure 10 f is the key diagram of the opening and closing movement of sizing machine stand leg portion.

The same with first embodiment, the sizing machine of the 4th embodiment is made of starching machine main body and stand leg portion, and stand leg portion is made of the frame 1 and the collapsible stand leg 2 of supporting starching machine main body.The pivot suspension structure of stand leg 2 is the same with first embodiment with action.In addition, on each stand leg 2, the end pivot suspension leaves on the position of given size in the position on the bolster 4 (position of the fulcrum) downward end side from it, for example be provided with fastening with protruding 5 with welding method, this fastening is interior side-prominent with projection 5 fore-and-aft directions to frame 1 (left and right directions of Fig. 9 a, the fore-and-aft direction of Fig. 9 b).

In addition, in order to be locked in stand leg 2 open mode or to close up state, and unlock, thereby carry out the folding operation, the stand leg portion of above-mentioned sizing machine has locking mechanism, is provided with securing rod 18 in locking mechanism, two breach is arranged: first breach 6 on this securing rod 18, when stand leg 2 is in open mode, can engage with projection 5 with the fastening of stand leg 2; Second breach 9, be in when closing up state at stand leg 2, can engage with projection 5 with the fastening of stand leg 2, and securing rod 18 can be that rotate at the center with the fulcrum post (fulcrum) 7 that is fixed on the frame 1, when stand leg 2 is opened, by first breach 6 turn to the fastening of stand leg 2 with on projection 5 positions that engage, stand leg 2 is locked in open mode, when stand leg 2 closes up, by make second breach 9 turn to the fastening of stand leg 2 with on projection 5 positions that engage, stand leg 2 is locked in closes up state.In addition, above-mentioned locking mechanism is fixed on the two ends of the control stick 14 that rotating operation is used on the securing rod 18 of each a pair of stand leg 2 of front and back, by manipulation bar 14, makes securing rod 18 rotate.In addition, shown in Fig. 9 a, spring members 7a is installed on fulcrum post 7, spring members 7a one end hangs on the securing rod 18 and securing rod 18 is applied the active force that it is rotated to locking direction (clockwise direction among Fig. 9 b).

As shown in figure 10, this sizing machine is under the state that stand leg is opened, manipulation bar 14, securing rod 18 is rotated to locking direction (clockwise direction among Figure 10 a), so that the fastening of first breach 6 and stand leg 2 engages with projection 5, thereby stand leg 2 is locked under the state of opening (referring to Figure 10 a).

After this, when stand leg closes up, overcome the elastic force of spring members 7a, manipulation bar 14, so that securing rod 18 rotates to removing direction (counter clockwise direction among Figure 10 b), then first breach 6 is thrown off with projection 5 and locking between them is disengaged from the fastening of stand leg 2, under this state, makes stand leg 2 close up (referring to Figure 10 b, 10c, 10d) gradually for the center is rotated with bolster 4 (fulcrum of upper end) with hand.

Then, when stand leg 2 closed up fully, second breach 9 can be fastened on the fastening of stand leg 2 with on the projection 5 (referring to Figure 10 e).

In this state, securing rod 18 just rotates to locking direction (clockwise direction among Figure 10 f) by means of the active force of spring members 7a, so second breach 9 just engages with projection 5 with the fastening of stand leg 2, stand leg 2 is locked in (referring to Figure 10 f) under the state that closes up.

In addition, when opening stand leg, manipulation bar 14, so that securing rod 18 rotates to removing direction (counter clockwise direction among Figure 10 e), the locking between them is disengaged (referring to Figure 10 d) with projection 5 disengagements so second breach 9 is just from fastening.

In this state, can make stand leg 2 rotate and open gradually (referring to Figure 10 d, 10c, 10b).

Then, under the state that stand leg 2 is opened fully, by means of the active force of spring members 7a, securing rod 18 rotates to locking direction (clockwise direction among Figure 10 a), so the fastening of first breach 6 and stand leg 2 engages with projection 5, stand leg 2 is locked under the state of opening (referring to Figure 10 a).

Figure 11 represents the profile of vertical section locking mechanism, on the stand leg minister degree direction of sizing machine stand leg portion of the variation of fourth embodiment of the invention.

In this variation, the sizing machine of the 4th embodiment is provided with the spring 15 (force application apparatus) that stand leg 2 is applied the active force that closes up direction.One end of this spring 15 hangs on the pin 16 that is arranged on frame 1 side, and the other end then hangs over than the fastening of stand leg 2 and uses on the pin 17 of projection 5 more close front.

The opening and closing movement of the stand leg portion of this sizing machine, basically identical with illustrated the 4th embodiment of reference Figure 10, but by the spring 15 that stand leg 2 is applied the active force that closes up direction is set, for example after the locking of removing stand leg 2, when sizing machine is put down from vehicle, just can prevent that stand leg 2 from unexpectedly opening fast because of deadweight, and can not produce obstacle operation process.In this case, the effect of illustrated spring is identical in the variation of the effect of spring 15 and first embodiment.

[the 5th embodiment]

In the 4th embodiment discussed above,,, 4 groups of locking mechanisms that are made of securing rod 18 have been installed altogether all around corresponding to 4 stand legs 2 for sizing machine being locked under the state that state that stand leg opens or stand leg close up.

Be under the state that stand leg opens at sizing machine, during the securing rod 18 of any side, this root securing rod 18 will rotate before and after operator's hand or other object are by mistake run into from the inboard.This rotation also can be delivered on the opposition side securing rod 18 by control stick 14, thereby two securing rods 18 rotate before and after making, so first breach 6 is disengaged with engaging between the projection 5 with the fastening of stand leg 2, the locking of stand leg 2 is disengaged, stand leg will close up, and sizing machine just might tilt or fall down.

In the 5th embodiment, in order to reduce the rotation of a side lock bar 18 is passed to the securing rod 18 of opposite side by control stick 14, control stick 14 is mounted to have with respect to securing rod 18 can rocks surplus.

As shown in figure 12, when being installed in control stick 14 on the securing rod 18, two pin 18a are located on the securing rod 18, and slotted hole 14c and circular hole 14d on control stick 14, have been offered, and two of securing rod 18 pin 18a are embedded respectively in above-mentioned two holes, thereby control stick 14 is mounted to have with respect to securing rod 18 can rock surplus.In addition, open the hole on control stick 14, two can all be slotted hole.

Before and after operator's hand or other object are by mistake run into from the inboard during securing rod 18 of any side, this root securing rod 18 just rotates, even the breach 6 of the securing rod 18 of a side turns to from the position of fastening with projection 5 disengagings, but rock surplus owing to exist between securing rod 18 and the control stick 14, even thereby control stick 14 does not rotate or rotate a little a bit, its rotational angle also rotational angle than securing rod 18 is little.

Like this, because even control stick 14 rotates a little, also be unlikely to make opposition side securing rod 18 to rotate, therefore even the breach 6 of any one group of securing rod 18 in two groups of the front and back and fastening are disengaged with protruding 5 locking, the breach 6 of another group securing rod 18 still keeps fastening state with fastening with projection 5, so stand leg can not close up.

In the process that stand leg closes up, manipulation bar 14 makes securing rod 18 rotate and rock surplus when above to removing direction, and two securing rods 18 rotate, and first breach 6 break away from projection 5 and locking between them is disengaged from the fastening of stand leg 2, thereby just can close up stand leg.

Above with reference to description of drawings several embodiment, but the present invention is not limited in these embodiment, but various embodiments can be arranged.

Claims (6)

1. sizing machine; described sizing machine has stand leg portion; above-mentioned stand leg portion is made of the frame and the stand leg of supporting starching machine main body; above-mentioned stand leg is installed on four angles of this frame; and its upper end is freely to open stand leg and to close up the mode pivot suspension of stand leg on the frame length direction; above-mentioned sizing machine is characterised in that

Have locking mechanism, this locking mechanism is made of following part:

Fastening is with protruding, and it is arranged on from the downward end side in pivot suspension position, upper end of above-mentioned stand leg and leaves on the position of given size;

First securing rod, it has when above-mentioned stand leg is in open mode first breach that can engage with projection with the above-mentioned fastening of this stand leg and the slotted hole or the pin of leading section, and can be the center rotation with first fulcrum that is fixed on the above-mentioned frame;

Second securing rod, it has when above-mentioned stand leg and is in when closing up state second breach that can engage with projection with the above-mentioned fastening of this stand leg and the pin or the slotted hole of leading section, and can be the center rotation with second fulcrum that is fixed on the above-mentioned frame;

The leading section of the leading section of above-mentioned first securing rod and above-mentioned second securing rod, fasten by above-mentioned slotted hole and pin and to be connected, above-mentioned first securing rod and above-mentioned second securing rod link and rotate in the opposite direction, when above-mentioned stand leg is opened, first breach of above-mentioned first securing rod engages with projection with the above-mentioned fastening of above-mentioned stand leg, thereby above-mentioned stand leg is locked in open mode, when above-mentioned stand leg closes up, second breach of above-mentioned second securing rod and the above-mentioned fastening of above-mentioned stand leg fasten with projection, close up state thereby above-mentioned stand leg is locked in.

2. sizing machine as claimed in claim 1 is characterized in that it also is provided with the force application apparatus that above-mentioned stand leg is applied the active force that closes up direction.

3. sizing machine; described sizing machine has stand leg portion; above-mentioned stand leg portion is made of the frame and the stand leg of supporting starching machine main body; above-mentioned stand leg is installed on four angles of this frame; and its upper end with the mode freely opening stand leg and close up stand leg by pivot suspension on the frame length direction; above-mentioned sizing machine is characterised in that

It has locking mechanism, and this locking mechanism is made of following part:

Fastening is with protruding, and it is arranged on from the downward end side in pivot suspension position, upper end of above-mentioned stand leg and leaves on the position of given size;

First securing rod, it has when above-mentioned stand leg is in open mode first breach that can engage with projection with the above-mentioned fastening of this stand leg and the slotted hole or the pin of leading section, and can be that rotate at the center with first fulcrum that is fixed on the above-mentioned frame, between formed center of rotation of above-mentioned first fulcrum and above-mentioned first breach, be formed with second pin and projection;

Second securing rod, it has when above-mentioned stand leg and is in when closing up state second breach that can engage with projection with the above-mentioned fastening of this stand leg and the pin or the slotted hole of leading section, and can be the center rotation with second fulcrum that is fixed on the above-mentioned frame;

Control stick, its pivot suspension on above-mentioned second pin of above-mentioned first securing rod, and be formed be arranged on frame on fastening with the protruding breach that engages, and the protruding butt of its bottom and above-mentioned first securing rod;

Spring imposes on rotatory force between above-mentioned control stick and above-mentioned first securing rod, so that the breach of above-mentioned control stick fastens with projection with the above-mentioned fastening that is arranged on the frame;

The leading section of the leading section of above-mentioned first securing rod and above-mentioned second securing rod, fasten by above-mentioned slotted hole and pin and to be connected, above-mentioned first securing rod and above-mentioned second securing rod link and rotate in the opposite direction, when above-mentioned stand leg is opened, first breach of above-mentioned first securing rod engages with projection with the above-mentioned fastening of above-mentioned stand leg, thereby above-mentioned stand leg is locked in open mode, when above-mentioned stand leg closes up, second breach of above-mentioned second securing rod and the above-mentioned fastening of above-mentioned stand leg fasten with projection, thereby above-mentioned stand leg is locked in closes up state, and breach and the above-mentioned engaging that engages with projection by means of above-mentioned securing rod stop the next rotation of the above-mentioned first securing rod side that is in open mode from stand leg.

4. sizing machine as claimed in claim 3 is characterized in that it also is provided with the force application apparatus that above-mentioned stand leg is applied the active force that closes up direction.

5. sizing machine; described sizing machine has stand leg portion; above-mentioned stand leg portion is made of the frame and the stand leg of supporting starching machine main body; above-mentioned stand leg is installed on four angles of this frame; and its upper end is freely to open stand leg and to close up the mode pivot suspension of stand leg on the frame length direction; above-mentioned sizing machine is characterised in that

Have the locking mechanism that links by control stick in the front and back of starching machine main body, this locking mechanism is made of following part:

Fastening is with protruding, and it is arranged on from the downward end side in pivot suspension position, upper end of above-mentioned stand leg and leaves on the position of given size;

First securing rod, it has when above-mentioned stand leg is in open mode first breach that can engage with projection with the above-mentioned fastening of this stand leg and the slotted hole or the pin of leading section, and can be that rotate at the center with first fulcrum that is fixed on the above-mentioned frame, between formed center of rotation of above-mentioned first fulcrum and above-mentioned first breach, be formed with second pin and projection;

Second securing rod, it has when above-mentioned stand leg and is in when closing up state second breach that can engage with projection with the above-mentioned fastening of this stand leg and second pin or the slotted hole of leading section, and can be the center rotation with second fulcrum that is fixed on the above-mentioned frame;

Control stick, it is sold at above-mentioned second of above-mentioned first securing rod to have the mode pivot suspension that can rock surplus, and the protruding butt of its bottom and above-mentioned first securing rod;

Spring, its rotatory force impose between this control stick and above-mentioned first securing rod, so that the breach of control stick fastens with projection with the above-mentioned fastening that is arranged on the frame;

The leading section of the leading section of above-mentioned first securing rod and above-mentioned second securing rod, fasten by above-mentioned slotted hole and pin and to be connected, above-mentioned first securing rod and above-mentioned second securing rod link and rotate in the opposite direction, when above-mentioned stand leg is opened, first breach of above-mentioned first securing rod engages with projection with the above-mentioned fastening of above-mentioned stand leg, thereby above-mentioned stand leg is locked in open mode, when above-mentioned stand leg closes up, second breach of above-mentioned second securing rod and the above-mentioned fastening of above-mentioned stand leg fasten with projection, thereby above-mentioned stand leg is locked in closes up state, by means of control stick is sold at above-mentioned second of above-mentioned first securing rod to have the mode pivot suspension that can rock surplus, be in open mode at stand leg, make the rotation that the above-mentioned first securing rod side of the locking mechanism of any side in back in the past passes over, can not pass to first securing rod of opposition side.

6. as each described sizing machine of claim 5, it is characterized in that it also is provided with the force application apparatus that above-mentioned stand leg is applied the active force that closes up direction.

Images