JP5715017B2 - Walking type management machine - Google Patents

Description

  According to the present invention, a tilling rotor is provided in a traveling machine body in which a steering handle is extended rearward, a grounding body is provided in a rear portion of the traveling machine body, and is disposed on a front side of the grounding body and on a rear side of the tilling rotor. In addition, the present invention relates to a walking type management machine provided with a molded body that presses the soil cultivated by the cultivating rotor to form a ridge.

  The walking-type management machine as described above adjusts the forward resistance against the traveling machine body by the grounding body, and presses the soil cultivated by the tilling rotor as the traveling machine body moves forward by the molded body to form the ridge. doing. In the conventional walking type management machine, one end of the molded body is pin-connected to the rear part of the traveling machine body, and the molded body is pivotally connected to the traveling machine body, so that the position on the front side of the grounding body and the rear side of the tilling rotor The molded body is attached to the traveling machine body such that the pressing surface of the molded body is in a use posture in which the pressed surface faces downward (see, for example, Patent Document 1). In the walking type management machine described in Patent Document 1, not only the molded body can be mounted in a use posture by pin connection, but the molded body can be detached from the traveling machine body by releasing the pin connection. Yes. When the molded body is not used, the molded body is temporarily removed from the traveling machine body, and the molded body is stored in a retracted posture in which the molded body is extended to the rear side by pin-connecting one end of the molded body again. It is configured freely.

JP 2011-147463 A

  In the walking type management machine described in Patent Document 1, when the molded body is stored in the retracted posture, the bent portion of the molded body is locked to the upper surface of the portion extended to the rear side of the traveling machine body, The molded body is held in the retracted posture. However, since only a part of the molded body (bent portion or the like) is locked to a part of the traveling machine body (part extended to the rear side), the molded body also moves with the movement of the traveling machine body. This makes it easy to hold the molded body in the retracted posture, and there is room for improvement in this respect. For example, if the traveling machine body vibrates when the traveling machine body moves forward, the molded body also moves with the vibration, and the molded body may not be held in an appropriate retracted posture.

  The present invention has been made paying attention to such a point, and its purpose is to remove the molded body from the traveling machine body and store the molded body in a desired storage posture when the molded body is not used. The object is to provide a walking type management machine capable of firmly holding the storage posture.

FEATURES configuration of the walking-type tiller according to the present invention, the steering wheel plowing rotor is provided on the traveling body extending rearward, the grounding member provided on a rear portion of the traveling machine body, the front side of the ground body And it is a walking type management machine that is disposed on the rear side of the tilling rotor and is provided with a molded body that presses the soil plowed by the tilling rotor and forms a ridge,
The molded body is detachably attached to the traveling machine body, the molded body can be inserted and inserted into a rear portion of the steering handle, and the molded body is sandwiched with the molded body inserted and inserted. The holding body can be held in a retracted posture in which the molded body is extended to the rear side, and the holding type storage section is extended from a base end portion and is on one side of the front and back surfaces of the molded body A pair of first abutting portions that are in contact with each other, and a second abutting portion that extends from the base end portion between the pair of first abutting portions and contacts the other side of the front and back surfaces of the molded body The molded body is configured to be sandwiched by a pair of the first contact part and the second contact part, and the molded body has an upright wall portion that stands up from the other side of the front and back surfaces. A pair is provided apart from each other, and the molded body is placed in the sandwiching storage section. When inserted inclusive, it lies in that the second abutment portion is provided freely inserted between the pair of the upright wall portion in the molded body.

  According to this characteristic configuration, when the molded body is inserted and inserted into the sandwiching type storage portion, the second contact portion is inserted between the pair of upright wall portions in the molded body, so that the second contact in the left-right direction can be achieved. The movement of the molded body in the left-right direction can be restricted by the contact between the contact portion and the pair of standing wall portions. Therefore, the movement of the molded body held in the retracted posture in the left-right direction can also be suppressed, and the posture maintenance in the retracted posture can be made more reliable. In addition, the strength of the molded body itself can be improved by providing the molded body with a pair of upstanding walls, so that the molded body can be reinforced and the posture can be securely held in the retracted position. Can do.

  A further characteristic configuration of the walking type management machine according to the present invention is that when the molded body is inserted and inserted into the sandwiching storage portion to an appropriate insertion position, a pair of the first contact portions is the molded body. A pressing contact posture that presses against and contacts one side of the front and back surfaces, and the second contact portion presses and contacts the other side of the front and back surfaces of the molded body It is in the point comprised so that.

  According to this characteristic configuration, when the molded body is inserted and inserted into the sandwiching-type storage portion to the proper insertion position, the pair of first contact portions become the pressing contact postures on one side of the front and back surfaces of the molded body. And the second contact part is also pressed to the other side of the front and back surfaces of the molded body. Thereby, the clamping force which pinches | interposes a molded object by a pair of 1st contact part and 2nd contact part can be improved, and the attitude | position holding | maintenance with respect to a storing attitude | position can be made stronger.

  The further characteristic configuration of the walking type management machine according to the present invention is such that the holding type storage unit has the storage posture in which the pressing surface side that presses the soil cultivated by the tilling rotor in the molded body is directed downward. Further, the molded body can be held freely.

  When forming a ridge, the soil cultivated with the tilling rotor is pressed on the pressing surface side of the formed body. Therefore, according to this characteristic configuration, the sandwiching type storage unit holds the molded body in a stored posture in which the pressing surface side of the molded body is directed downward, and thus presses the soil when molding the ridge. Using the pressing surface side, it is possible to appropriately suppress the splashing of mud and soil while preventing contamination on the opposite surface side.

Side view showing the outline of the walking management machine in the working state Plan view showing the outline of the walking-type management machine in the working state Enlarged view of the main part on the side of the walking-type management machine in the working state Side view showing the outline of the walking type management machine in the moving state The perspective view which shows the process of insertion insertion of the molded object with respect to a clamping type storage part Enlarged view of the main part on the side of the walking management machine in the moving state Enlarged view of the main part of the walking-type management machine in the moving state in front view

An embodiment of a walking type management machine according to the present invention will be described with reference to the drawings.
As shown in FIGS. 1 and 2, the walking type management machine 100 includes a traveling machine body 2 in which a steering handle 1 is extended rearward, and a pair of left and right tilling rotors 3 are provided below the traveling machine body 2. Is provided. The traveling machine body 2 also includes an electric motor 4 that drives the pair of left and right tilling rotors 3 and a battery 5 that supplies power to the electric motor 4. Further, the traveling machine body 2 includes a grounding body 6 at the rear portion of the traveling machine body 2, and a molded body 7 on the front side of the grounding body 6 and on the rear side of the tilling rotor 3. This walking type management machine 100 drives the tilling rotor 3 by using the electric motor 4 as a drive source to advance the traveling machine body 2, adjusts the forward resistance with respect to the traveling machine body 2 by the grounding body 6, and advances the traveling machine body 2. Accordingly, the soil cultivated by the cultivating rotor 3 is pressed by the molded body 7 to form the ridge. Here, FIG. 1 is a side view showing an outline of the walking-type management machine 100 in a working state for forming a heel, and FIG. 2 shows an outline of the walking-type management machine 100 in a working state for forming a heel. It is a top view.

  The traveling machine body 2 is configured by bolting a main frame 8 that supports a battery 5 to a transmission case 9, and the rotational power of the electric motor 4 is transmitted to the pair of left and right rotating shafts 13 via the transmission case 9. A pair of right and left tilling rotors 3 is configured to be freely rotatable. A steering handle 1 is provided at the rear end portion of the main frame 8 so as to extend rearward and upward from the rear end portion in a rearward inclined posture.

  The steering handle 1 includes a handle base end portion 1a connected to the rear portion of the main frame 8, and a left and right bifurcated operation handle portion 1b pivotally connected to the rear end thereof around a first fulcrum P1 that is horizontally oriented. It is composed of Then, by operating the nut 10 with the knob provided at the first fulcrum P1, the operation handle portion 1b is prevented from swinging back and forth with respect to the handle base end portion 1a, and the fixed release state is allowed to allow back and forth swing. It is configured to be switchable. Accordingly, by operating the nut with knob 10 to switch to the unlocked state, the height of the operation handle portion 1b can be adjusted, and the attitude of the steering handle 1 can be adjusted as shown in FIG. In addition to the work posture in which 1b is extended rearward and upward, the posture is freely changeable to a storage posture (not shown) in which the entire operation handle portion 1b is tilted forward and positioned directly above the traveling machine body 2.

  As shown in FIGS. 1 and 3, a support member 11 for supporting the grounding body 6 and the molded body 7 is provided at the rear end portion of the main frame 8 so as to extend rearward. FIG. 3 is an enlarged view in which a main part of the walking type management machine 100 in the working state in FIG. 1 is enlarged. The support member 11 is pivotally connected to a swing arm 12 that can swing around a lateral second fulcrum P2, and the swing arm 12 includes a grounding body 6 and a molded body 7. The grounding body 6 is formed as a bar-shaped body in a side view, and is higher than the swinging arm 12 so as to be grounded in a backward posture in which the swinging arm 12 is swung backwardly. Adjustable pin connection. The molded body 7 is provided so as to come close to the front of the grounding body 6 in a backward posture in which the swing arm 12 is swing-displaced backward. The molded body 7 is swung around the third fulcrum P3 in the lateral direction by inserting the connecting pin 14 through the pin insertion hole formed in the swing arm 12 and the pin insertion hole 21 formed in the molded body 7. It is pivotally connected to the swing arm 12 so as to be movable.

  Further, as shown in FIG. 4, the swing arm 12 is provided with a moving wheel 22 that is grounded in a downward posture in which the swing arm 12 is swing-displaced downward. In this way, by setting the swing arm 12 in the downward posture, the traveling wheel body 2 can be driven while the moving wheel 22 is grounded without the tilling rotor 3 and the grounding body 6 being grounded. It has become. FIG. 4 is a side view showing an outline of the walking type management machine 100 in a moving state in which the traveling wheel body 2 travels while the moving wheel 22 is grounded.

Here, explanation is added about the molded object 7 which presses the soil cultivated by the cultivating rotor 3 to form a ridge.
As shown in FIG. 5, the molded body 7 includes a plurality of metal support members 15 and 16 and a plate-like member 17 made of an elastic body such as a rubber plate, and the support members 15 and 16 and the plate-like member 17. And are connected by bolts 24 at a plurality of locations.

  As the support member, a long plate-like first support member 15 that is disposed at one end portion in the vertical direction of the molded body 7 (corresponding to the end portion in the Y1 direction in FIG. 5) and extends in the left-right direction; And a second support member 16 formed in an inverted T shape. The second support member 16 is disposed at the other end in the vertical direction of the molded body 7 (corresponding to the end in the Y2 direction in FIG. 5) and extends in the left-right direction (X direction in FIG. 5). And a vertically extending portion 19 extending from the central portion of the left and right extending portion 18 in the left and right direction to one end side in the vertical direction of the molded body 7 (Y1 direction side in FIG. 5).

  And the extension edge part side part (equivalent to the edge part side part of Y1 direction in FIG. 5) and the center part of the left-right direction of the 1st support member 15 in the 2nd support member 16 are welded. It is connected. Further, the left and right ends of the vertically extending portion 19 of the second support member 16 are bent so as to stand upright, and a pair of left and right standing wall portions 20 where the bent portion stands from one side of the front and back surfaces of the molded body 7. As provided. The pair of left and right standing wall portions 20 are provided in a series over the entire length of the portion excluding only the left and right extending portions 18 in the vertical direction of the molded body 7. Thus, the strength of the molded body 7 is reinforced by providing the pair of left and right standing wall portions 20 over most of the vertical direction of the molded body 7.

  The plate-like member 17 is formed in an inverted trapezoidal shape in which one end side in the vertical direction (Y1 direction side in FIG. 5) of the molded body 7 is widened in a side view, and one end side portion in the vertical direction (Y1 direction in FIG. 5). The other end portion in the vertical direction (the end portion in the Y2 direction in FIG. 5) is bolted to the second support member 16. The plate-like member 17 is provided with a protruding portion 17a that protrudes outward from the second support member 16 at the other end portion in the vertical direction.

  The pair of left and right standing wall portions 20 are extended outward from the first support member 15, and pin insertion holes 21 are formed at the extended side end portions (end portions in the Y1 direction in FIG. 5). . As shown in FIGS. 1 and 3, when using the molded body 7, the molded body 7 is pin-connected to the swing arm 12 by passing the connecting pin 14 through the pin insertion hole 21. ing. In this pin-connected state, the front and back of the molded body 7 are opposite to those in FIG. 5, and as shown in FIG. The surface side where the support members 15 and 16 are present is mounted on the rear side, and the surface side where the support members 15 and 16 are not present with respect to the plate member 17 is the front side. About the up-down direction of the molded object 7, the Y1 direction in FIG. 5 becomes an upper side of the molded object 7, and the Y2 direction in FIG. Thus, the surface side in which the supporting members 15 and 16 do not exist with respect to the plate-like member 17 among the front and back surfaces of the molded body 7 is configured on the pressing surface M1 side that presses the soil cultivated by the tilling rotor 3. Has been. And when forming a collar, as shown in FIG.2 and FIG.3, the grounding body 6 fits between the left-right paired standing wall part 20 in the molded object 7, and the movement of the left-right direction is controlled. The posture of the molded body 7 is maintained in a desired posture by the grounding body 6 coming into contact with the vertically extending portion 19. As described above, the pair of left and right standing wall portions 20 is also used for maintaining the posture of the molded body 7 when molding the collar.

  As described above, the molded body 7 can be mounted on the swing arm 12 by pin connection, and the molded body 7 can be run by removing the connection pin 14 from the pin insertion hole 21 and releasing the pin connection. It is configured to be detachable from the airframe 2. Thus, when the molded body 7 is not used, the molded body 7 is removed by releasing the pin connection to the swing arm 12. When the molded body 7 is removed, as described above, it is only necessary to release the pin connection, and the molded body 7 can be removed without removing the grounding body 6 and the moving wheel 22. The removal work is simplified. Further, since the molded body 7 itself can be removed, the molded body 7 can be cleaned as it is by washing it with water, and the cleaning operation of the molded body 7 can be simplified.

  In order to store the molded body 7 removed from the traveling machine body 2, as shown in FIGS. 3 to 7, the molded body 7 can be inserted and inserted into the rear portion of the steering handle 1. A sandwiching type storage unit 23 is provided that can be held in a retracted posture in which the molded body 7 is sandwiched and inserted and the molded body 7 extends rearward. Here, FIG. 5 is a perspective view showing a process when the molded body 7 is inserted and inserted into the holding type storage unit 23, and FIG. 6 shows a main part of the walking type management machine 100 in the moving state in FIG. FIG. 7 is an enlarged enlarged view, and FIG. 7 is an enlarged view of an essential part of the walking management machine 100 in a moving state in FIG. 4 in a front view.

  The pinch-type storage unit 23 is configured by, for example, a plate-like body having elasticity, and as shown in FIGS. 3 and 5, a base end welded to the rear end portion of the main frame 8 of the traveling machine body 2. A part 23a, a pair of first contact parts 23b extending from the base end part 23a to the rear upper side, and a second contact part 23c extending from the base end part 23a to the rear upper side I have. The pair of left and right first contact portions 23b extend from the left and right ends of the base end portion 23a to the rear upper side, and the length in the extending direction is larger than the width in the left and right direction. It is formed in a long and long shape. The single second contact part 23c extends rearwardly and upwardly between the pair of first contact parts 23b in the left-right direction of the base end part 23a, and extends in the extending direction rather than the width in the left-right direction. The length of is longer and longer. The first contact part 23b and the second contact part 23c are formed so that the width in the left-right direction and the length in the extending direction are substantially the same. In this way, as shown in FIG. 5, the holding type storage unit 23 is configured to bend a single plate-like body so that the pair of left and right first contact portions 23 b is a single second contact portion. Each of the base end part 23a, the pair of left and right first contact parts 23b, and the single second contact part 23c is formed in a state where it is positioned below 23c and the distance between them is a desired distance. ing.

  As shown in FIGS. 6 and 7, when the molded body 7 is inserted and inserted into the sandwiching type storage unit 23, the pair of first abutting portions 23 b is the tilling rotor 3 among the front and back surfaces of the molded body 7. The second abutting portion 23c abuts on the surface M2 side opposite to the pressing surface M1 of the molded body 7 and abuts on the pressing surface M1 side that presses the cultivated soil, and a pair of first contact The molded body 7 is sandwiched between the contact portion 23b and the second contact portion 23c. The molded body 7 inserted and inserted into the holding type storage portion 23 has the first contact portion 23b and the second contact portion 23c extended by sandwiching the pair of first contact portions 23b and second contact portions 23c. Then, it is held in a retracted posture extending along the upper side.

  In this manner, the sandwiching type storage unit 23 holds the molded body 7 in the stored posture extended along the rear upper side, and stores the molded body 7 in a normal posture (so-called normal tillage work that does not use the molded body 7 (so-called). , Flat plowing) or the like, it is possible to suppress the splashing of mud and soil with the molded body 7 in the retracted posture. Moreover, in the retracted posture, the pressing surface M1 side of the molded body 7 is directed downward, so that even if mud or soil jumps up, the soil is pressed in the working state to form the ridge. It can be received on the surface M1 side. Therefore, when forming a ridge, using the surface side that presses the soil, it is possible to appropriately prevent the mud and the soil from jumping up while preventing contamination on the opposite surface side.

  When the molded body 7 is inserted and inserted into the holding type storage section 23, the second contact portion 23c can be freely inserted between the pair of left and right standing wall sections 20 in the molded body 7, as shown in FIGS. Is provided. That is, the distance between the pair of left and right standing wall portions 20 in the molded body 7 and the width of the second contact portion 23 c are substantially the same, and the second contact portion 23 c is interposed between the pair of left and right standing wall portions 20. By inserting the, the movement of the molded body 7 in the left-right direction is restricted, and the posture of the molded body 7 with respect to the retracted posture is more reliably maintained.

  Further, as shown in FIG. 3, the distance between the pair of left and right first contact portions 23b and the second contact portion 23c is the front side in the insertion insertion direction of the molded body 7 with respect to the sandwiching type storage portion 23 (see FIG. 3 is arranged such that the interval increases toward the upper side in FIG. In other words, the distance between the pair of left and right first contact portions 23b and the second contact portion 23c is wider on the extending side than on the proximal end side, and with respect to the sandwiching type storage portion 23. When the molded body 7 is inserted and inserted, the molded body 7 can be easily positioned between the pair of left and right first contact parts 23b and the second contact part 23c, and the insertion work of the molded body 7 is facilitated. Yes.

  Further, the extending side end portion of the second contact portion 23c is formed in a divergent shape that curves toward the side away from the first contact portion 23b. Thereby, when inserting and inserting the molded object 7 with respect to the clamping type storage part 23, it remove | deviates to the 2nd contact part 23c side from between the 1st contact part 23b and the 2nd contact part 23c of right and left. Even if the molded body 7 is positioned at the closed position, the molded body 7 contacts the extended side end portion of the curved second contact portion 23c, and the second contact with the pair of left and right first contact portions 23b. It is possible to guide sliding to an appropriate position between the part 23c. Therefore, also in this respect, the molded body 7 can be easily positioned between the pair of left and right first contact portions 23b and the second contact portion 23c, and the insertion work of the molded body 7 can be easily performed.

  As shown in FIGS. 6 and 7, when the molded body 7 is inserted and inserted into the sandwiching-type storage portion 23 to the proper insertion position, the pair of first contact portions 23 b are on the pressing surface M 1 side of the molded body 7. A pressing contact posture in which the second contact portion 23c presses and contacts the surface M2 of the molded body 7 opposite to the pressing surface M1. It is comprised so that. Here, the proper insertion position means that the end portion or the like of the molded body 7 abuts on the proximal end portion or the like of the first abutting portion 23b of the sandwiching type storage unit 23 and the insertion insertion of the molded body 7 is restricted, and the sandwiching type is held. It is a limit position where the molded body 7 can be inserted in the insertion and insertion direction with respect to the storage portion 23.

  As described above, as shown in FIG. 3, the distance between the pair of left and right first contact portions 23b and second contact portions 23c is wider on the extending side than on the proximal end side. Therefore, when the molded body 7 is inserted and inserted to the proper insertion position, the first contact part 23b and the second contact part are pushed so as to be pushed toward the proximal end side of the first contact part 23b and the second contact part 23c. The molded body 7 is inserted and inserted to an appropriate insertion position while being elastically deformed so as to widen the space between the portion 23c. Therefore, when the molded body 7 is inserted and inserted to the proper insertion position, the first contact portion 23b is in a pressing contact posture that presses the plate-like member 17 of the molded body 7 toward the second contact portion 23c, and The second contact portion 23c has a pressing contact posture in which the head of the bolt 24 that connects the support members 15 and 16 of the molded body 7 and the plate member 17 is pressed toward the first contact portion 23b. Thereby, by inserting and inserting the molded body 7 to an appropriate insertion position, the molded body 7 can be sandwiched in a state of being pressed by the pair of left and right first contact portions 23b and second contact portions 23c. Thus, the posture of the molded body 7 can be firmly held.

[Another embodiment]
(1) In the above-described embodiment, the sandwiching type storage unit 23 includes a pair of left and right first contact portions 23b and a single second contact portion 23c. the number of 2 abutting portion 23c Ru der capable of being modified as appropriate.

  Moreover, in the said embodiment, about the arrangement | positioning relationship between the 1st contact part 23b and the 2nd contact part 23c, the single 2nd contact part 23c is set to the upper side rather than the pair of left and right 1st contact parts 23b. However, on the contrary, the pair of left and right first contact portions 23b can be positioned above the single second contact portion 23c.

(2) In the said embodiment, the walk type management machine 100 provided with the electric motor 4 is illustrated as a driving | running | working part, without providing an engine. It can replace with this and the walk type management machine provided with the engine as a prime mover can also be applied.

(3) In the said embodiment, the rod-shaped body is illustrated as the grounding body 6. FIG. Alternatively, the grounding wheel can be adapted as a grounding body.

(4) In the said embodiment, the walk type management machine 100 which makes the traveling body 2 run freely by the rotational drive of the tilling rotor 3 without providing a traveling wheel is illustrated. Instead of this, a walking wheel provided with a driving wheel that can be driven to rotate by a driving part such as the electric motor 4, and a plowing rotor 3 that can be driven to rotate by a driving part such as the electric motor 4 separately from the driving wheel. A type control machine can also be applied.

  According to the present invention, a tilling rotor is provided in a traveling machine body in which a steering handle is extended rearward, a grounding body is provided in a rear portion of the traveling machine body, and is disposed on a front side of the grounding body and on a rear side of the tilling rotor. And a molded body that presses the soil cultivated by the tilling rotor to form a ridge, and when the molded body is not used, the molded body is removed from the traveling machine body to a desired retracted posture. Can be stored, and can be applied to various walking-type management machines that can firmly hold the stored posture.

DESCRIPTION OF SYMBOLS 1 Steering handle 2 Traveling machine body 3 Plowing rotor 6 Grounding body 7 Forming body 20 Standing wall part 23 Holding type storage part 23a Base end part 23b First contact part 23c Second contact part M1 Press surface

Claims (3)

A tilling rotor is provided in a traveling machine body extending a steering handle rearward, a grounding body is provided in a rear portion of the traveling machine body, and disposed on a front side of the grounding body and on a rear side of the tilling rotor, A walking type management machine provided with a molded body that presses the soil cultivated with a cultivating rotor and molds ridges,
The molded body is detachably attached to the traveling machine body, the molded body can be inserted and inserted into a rear portion of the steering handle, and the molded body is sandwiched with the molded body inserted and inserted. The holding body that can be held in a retracted posture in which the molded body is extended rearward is provided,
The sandwich-type storage portion extends from a base end portion, and a pair of first contact portions that contact one side of the front and back surfaces of the molded body, and the base between the pair of first contact portions. A second abutting portion extending from the end portion and abutting against the other side of the front and back surfaces of the molded body, and sandwiching the molded body between the pair of the first abutting portion and the second abutting portion Freely configured,
The molded body is provided with a pair of standing wall portions that stand up from the other side of the front and back surfaces, and when the molded body is inserted and inserted into the sandwiching storage portion, the second contact portion is A walking-type management machine provided in the molded body so as to be freely inserted between the pair of upright wall portions. When the molded body is inserted and inserted to an appropriate insertion position with respect to the sandwiching type storage portion, the pair of first contact parts press against one side of the front and back surfaces of the molded body to make contact becomes contacting posture and gait of the second contact portion is pressed is configured so as to be in contact with the pressing contact posture has claim 1 Symbol placement with respect to the other side of the front and back surfaces of the green body Type management machine. 2. The sandwiched storage portion is configured to be able to hold the molded body in the retracted posture in which the pressing surface side that presses the soil cultivated by the tilling rotor is directed downward in the molded body. or 2 Symbol placement walking type management machine.

Images