JP5420286B2 - Transport device - Google Patents

Description

  The present invention relates to a transport apparatus that can simplify the configuration without having to circulate a tray.

  Conventionally, for example, a conveyance device such as a vertical conveyance machine described in Non-Patent Document 1 below is known.

  This conventional transfer apparatus is composed of a floor lift, a two-stage auto-assistor, a two-stage carriage conveyor, and the like. In this conventional transport device, for example, the object to be transported, which is a loading cart in which loads are stacked on a cart, is placed on a tray such as a floor pallet, and then remains on the tray. It is conveyed to the destination floor by the carriage conveyor, and is lowered from the tray on the destination floor. Further, the tray on which the objects to be conveyed are lowered is conveyed to the original floor by a carriage conveyor.

“Vertical Transport System General Catalog”, Hokusho Corporation, April 2007, p. 100-101

  However, in the configuration in which the object to be transported is placed on the tray and transported to the transport destination, and then the transported object is lowered from the tray and only the tray is returned to the transport source, as in the conventional transport device, the tray is circulated. There is a problem that the configuration is complicated.

  The present invention has been made in view of the above points, and an object thereof is to provide a transport apparatus that can simplify the configuration without the need to circulate the tray.

Conveying apparatus 請 Motomeko 1 described, a conveying space which the transported object is transported, positioned above the first floor surface, and a first opposing space portion facing the transport space, said first bed A mounting portion on which the object to be transported is placed; a second facing space portion that is located above a second floor surface having a height different from that of the surface, and that faces the transporting space portion; Is selectively lifted to the transporting space part, the first state in which the placement part is located in the first opposing space part, and the second state in which the placement part is located in the second opposing space part. Switched means for raising and lowering the conveyance space portion in the up-and-down state, and being arranged to be movable up and down in the first facing space portion, and raising the object to be conveyed from the first floor surface, And a first lifting and lowering means for transferring the material to the mounting portion of the mounting means in the first state, and the second opposed space portion so as to be movable up and down. After receiving the mounting portion of the placement means 2 state, the second elevating means down to the second floor surface lowers the transported object, wherein the first lifting means and the conveyed object in the first state when passing the mounting portion of said mounting means, and a first fall prevention means for preventing the overturning of the object to be conveyed, the second lifting means mounting portion of the placement means in the second state the transferred object And a second fall prevention means for preventing the fall of the conveyed object.

The transport device according to claim 2 is the transport device according to claim 1, wherein the transporting device for transporting the transported object on the first floor surface to the first facing space and the transported object on the second floor surface. And unloading means for unloading from the second facing space.

The transport apparatus according to claim 3 , a transport space part to which a transported object is transported, a first opposing space part positioned above the first floor surface and facing the transport space part, and the first floor surface Is located above the second floor surface having a different height, and has a second facing space portion facing the transport space portion, and a placement portion on which the object to be transported is placed, Selectively switch between an up-and-down state located in the transfer space, a first state where the placement unit is located in the first facing space, and a second state where the placement unit is located in the second facing space. And placing means for raising and lowering the conveyance space portion in the up-and-down state, and being arranged to be movable up and down in the first facing space portion, and raising the object to be conveyed from the first floor surface, After receiving the movement to be carried to the placement portion of the placement means in the first state and the transported object from the placement portion of the placement means in the first state, A first lifting / lowering means for lowering the delivered material and lowering it to the first floor surface, and a second lifting / lowering means disposed in the second facing space so as to be lifted from the second floor surface. Thereafter, after the object to be conveyed is transferred to the placement part of the placing means in the second state and the placing object is received from the placing part of the placing means in the second state, the object is lowered. A second lifting and lowering means for lowering the second floor; a first carry-in means for carrying an object to be conveyed on the first floor into the first facing space; and First unloading means for unloading the object to be conveyed from the first facing space, second loading means for unloading the object to be conveyed on the second floor surface to the second facing space, and the second floor surface a second unloading means for unloading the transported object above from the second opposing space, mounting portion of the first elevating means said placing means in the first state the transferred object If the case and the first lifting means passing receives the transported object from the mounting portion of the placement means in the first state, the first fall prevention means for preventing the overturning of the object to be conveyed, said second elevating means When the object is transferred to the mounting portion of the placing means in the second state, and the second lifting means receives the object to be transported from the placing portion of the placing means in the second state, And a second fall prevention means for preventing the fall of the object.

A transfer device according to claim 4 is the transfer device according to any one of claims 1 to 3 , wherein the transfer device is disposed between at least one of the first facing space portion and the second facing space portion and the transfer space portion. There is provided an opening / closing means for preventing fall.

According to the invention of 請 Motomeko 1, lift state where mounting portion is positioned in the transport space, the mounting portion is a first state and placing portion second opposing space positioned in the first opposing space A placing means that is selectively switched to the second state and is moved up and down in the up-and-down state; and after the object is lifted from the first floor surface, the placing object in the first state First lifting and lowering means for passing to the mounting section; and second lifting and lowering means for lowering the transported object and lowering it to the second floor after receiving the transported object from the mounting section of the mounting means in the second state Therefore, the tray need not be circulated, the structure can be simplified, and the first fall prevention means and the second fall prevention means can appropriately prevent the fall of the conveyed object. .

According to the invention which concerns on Claim 2, the to-be-conveyed object on a 1st floor surface can be appropriately carried in to a 1st opposing space part by a carrying-in means, and the to-be-conveyed object on a 2nd floor surface can be carried out by a carrying-out means. 2 It can carry out appropriately from an opposing space part.

According to the invention of claim 3, the up- and- down state in which the placement portion is located in the transport space portion, the first state in which the placement portion is located in the first facing space portion, and the placement portion are located in the second facing space portion Of the placing means that is selectively switched to the second state and that raises and lowers the conveyance space portion in the up-and-down state, and after the object to be conveyed is lifted from the first floor surface, First elevating means for passing to the placing section; and second elevating means for lowering the article to be conveyed and lowering it onto the second floor after receiving the article to be conveyed from the placing section of the placing means in the second state. Since the structure is provided, there is no need to circulate the tray, the structure can be simplified, and the transported object can be transported from the first floor surface to the second floor surface, or the transported object can be transported. can or transported from the second floor surface on the first floor surface, furthermore, in the first anti-tip means and second anti-tip means Tipping conveyed can be properly prevented.

According to the invention which concerns on Claim 4 , the fall to the conveyance space part of an operator etc. can be prevented appropriately with an opening-and-closing means.

It is a side view of the conveyance apparatus which concerns on the 1st Embodiment of this invention. It is a side view of the expansion-contraction means of a conveyance apparatus same as the above. It is a front view of the opening-and-closing means of a conveyance apparatus same as the above. It is a top view of the 1st delivery apparatus part of a conveyance apparatus same as the above. It is a front view of the 1st delivery apparatus part of a conveyance apparatus same as the above. It is a side view of the carrying-in means of a conveyance apparatus same as the above. It is a top view of the 2nd delivery apparatus part of a conveyance apparatus same as the above. It is a front view of the 2nd delivery apparatus part of a conveyance apparatus same as the above. It is a side view of the carrying-out means of a conveyance apparatus same as the above. It is operation | movement explanatory drawing of a conveyance apparatus same as the above. It is operation | movement explanatory drawing following FIG. It is operation | movement explanatory drawing following FIG. It is operation | movement explanatory drawing following FIG. It is operation | movement explanatory drawing following FIG. It is operation | movement explanatory drawing following FIG. It is operation | movement explanatory drawing following FIG. It is operation | movement explanatory drawing following FIG. It is operation | movement explanatory drawing following FIG. It is operation | movement explanatory drawing following FIG. It is operation | movement explanatory drawing following FIG. It is operation | movement explanatory drawing following FIG. It is operation | movement explanatory drawing following FIG. FIG. 23 is an operation explanatory diagram following FIG. 22. It is operation | movement explanatory drawing following FIG. It is operation | movement explanatory drawing following FIG. It is operation | movement explanatory drawing following FIG. It is operation | movement explanatory drawing following FIG. It is a side view of the conveying apparatus which concerns on the 2nd Embodiment of this invention. It is a top view of the 1st delivery apparatus part of a conveyance apparatus same as the above. It is a front view of the 1st delivery apparatus part of a conveyance apparatus same as the above. It is operation | movement explanatory drawing of a conveyance apparatus same as the above. It is operation | movement explanatory drawing following FIG. FIG. 33 is an operation explanatory diagram following FIG. 32. It is operation | movement explanatory drawing following FIG. FIG. 35 is an operation explanatory diagram following FIG. 34. FIG. 36 is an operation explanatory diagram following FIG. 35. It is operation | movement explanatory drawing following FIG. It is operation | movement explanatory drawing following FIG. It is operation | movement explanatory drawing following FIG. It is operation | movement explanatory drawing following FIG. It is operation | movement explanatory drawing following FIG. It is operation | movement explanatory drawing following FIG. FIG. 43 is an operation explanatory diagram following FIG. 42. It is operation | movement explanatory drawing following FIG. It is operation | movement explanatory drawing following FIG. It is operation | movement explanatory drawing following FIG. It is operation | movement explanatory drawing following FIG. It is operation | movement explanatory drawing following FIG. It is operation | movement explanatory drawing following FIG.

  A first embodiment of a transfer apparatus according to the present invention will be described with reference to FIGS.

  In FIG. 1, reference numeral 1 denotes a transfer device. The transfer device 1 transfers, for example, a loading cart W that is an object to be transferred from the first floor surface 3, which is the floor portion of the second floor (upper floor), to the first floor (lower). This is a one-way loading cart transport facility that transports onto the second floor surface 4 that is the floor surface portion of the floor.

  The loading cart W is, for example, a plurality of packages (2 × 4 stages) W2 stacked on a cart W1. The cart W1 has wheels such as casters attached to four corners of the cart frame, and the luggage W2 is a case such as a storage container having a substantially rectangular parallelepiped shape.

  As shown in FIG. 1, the transfer device 1 is provided on the first floor with a transfer device unit 6 such as a lifting lifter provided from the second floor to the first floor, a first delivery device unit 7 provided on the second floor, and the like. The second delivery device unit 8 is provided.

  The transport device section 6 has a transport space section 10 in which the loading cart W is transported downward. The first delivery device section 7 has a first facing space section 11 that is located above the horizontal first floor surface 3 and that opposes the transport space section 10 through the opening section 13. The second delivery device section 8 has a second facing space section 12 that is located above the horizontal second floor surface 4 and that opposes the transport space section 10 via the opening section 14.

  The transport device section 6 has a substantially box-shaped machine frame 16 that is vertically long, and an expansion / contraction means 17 that is a mounting means such as an expansion / contraction table that can be expanded and contracted along the horizontal direction. The expansion / contraction means 17 moves up and down the transfer space 10 based on the power from the drive means 18 constituted by a motor or the like in the contracted state (in the up / down state). The expansion / contraction means 17 has a placement portion 17a on which the loading cart W is placed on the tip side. The expansion / contraction means 17 is mounted on the basis of power from a drive means 19 constituted by a motor, a chain, and the like. A contracted state (lifting state) in which the whole including the placement portion 17a is located in the transport space portion 10, and a first extension state in which the placement portion 17a is located in the first opposing space portion 11 extending toward the first opposing space portion 11 (First state) and a second extended state (second state) in which the placement portion 17a extends toward the second opposing space portion 12 and is positioned in the second opposing space portion 12 are selectively switched.

  As shown in FIG. 2, the expansion / contraction means 17 has an elevating body 21 that elevates and lowers the transfer space 10 in the machine frame 16, and the elevating body 21 includes a plurality of, for example, four moving plates that can move horizontally. 22 is provided. These four moving plates 22 are superposed vertically when the expansion / contraction means 17 is in the contracted state, and a loading portion 17a on which the loading cart W is placed is constituted by the uppermost moving plate 22. The mounting portion 17a has a horizontal main plate 23 and projecting plates 24 that protrude upward from both ends of the main plate 23 in the moving direction. When the expansion / contraction means 17 is in the extended state, the four moving plates 22 are aligned in the horizontal direction, and at least the placement portion 17a on the tip side is located in the first opposing space portion 11 or the second opposing space portion 12. .

  Further, the machine casing 16 is provided with an opening / closing means 26 for preventing a fall such as a fall prevention gate which is disposed between the first facing space portion 11 and the transfer space portion 10 and opens and closes the opening portion 13. The opening / closing means 26 is selectively switched between an open state in which the opening 13 is opened and a closed state in which the opening 13 is closed by an expansion / contraction operation of the cylinder 27 as a driving means.

  As shown in FIG. 3, the opening / closing means 26 has a plurality of, for example, three lifting plates 28 that can be lifted and lowered along the opening 13, and these three lifting plates 28 are in an open state of the opening / closing means 26. Sometimes they overlap each other. When the opening / closing means 26 is in the open state, the three lifting plates 28 are arranged in the vertical direction, and the rod 27a of the cylinder 27 is attached to the first lifting plate 28.

  As shown in FIGS. 4 and 5, the first delivery device unit 7 has a machine frame 30, which supports the loading cart W and is raised from the first floor surface 3. The first elevating means 31 that is the first support means such as a pair of left and right delivery forks for passing the loading carriage W to the placing portion 17a of the extending and retracting means 17 in the first extended state by lowering can be raised and lowered. And can be moved horizontally.

  The first lifting / lowering means 31 is disposed in the first facing space 11 in the machine frame 30 so as to be movable up and down, and is at least in the upper standby position (upper position) based on the power from the driving means 32 configured by a motor or the like. And it moves up and down between the lower standby positions (lower positions). The first raising / lowering means 31 is selectively switched between an advancing state in which it advances into the first opposing space part 11 and a backward state in which it retracts from the first opposing space part 11 by an expansion / contraction operation of the cylinder 33 that is a driving means.

  Each first lifting / lowering means 31 has a substantially vertical plate-like plate portion 34 and is a support portion that supports the lower surface of the carriage W1 of the loading cart W from below from the front and rear end portions of the lower end portion of the plate portion 34. The support plate portion 35 protrudes horizontally inward. Two rod portions 36 protrude horizontally from the plate portion 34 toward the outer side, and the rod portions 36 are slidably held by a guide tube portion 37. A rod 33a of the cylinder 33 is attached to the central portion of the plate portion.

  Further, as shown in FIG. 5, when the first elevating means 31 descends and the loading cart W is transferred to the mounting portion 17 a of the telescopic means 17 in the first extended state, the cart W 1 is provided in the machine frame 30. There is provided first fall prevention means 41 that contacts the side surface of the upper load W2 and prevents the load W2 of the loading cart W from falling. The first fall prevention means 41 is in contact with the side surface of the load W2 of the loading cart W by rotation about a horizontal rotation shaft 43 based on the expansion and contraction operation of the cylinder 42 as drive means. It is selectively switched to a non-contact state that does not contact the side surface of the load W2 of the loading cart W.

  The first overturn prevention means 41 has a connecting body 44 having one end attached to a rotating shaft 43 that is rotated by the expansion and contraction of the cylinder 42, and the other end of the connecting body 44 has a horizontal longitudinal cross section. A contact body 45 such as a substantially circular arm is attached.

  Moreover, the 1st delivery apparatus part 7 is 1st from the adjacent space part 15 while making the loading cart W on the 1st floor 3 run on the 1st floor 3 as FIG. 4 thru | or FIG. 6 shows. It has loading means 51 such as an anti-back scratching plate to be loaded into the facing space portion 11.

  The carry-in means 51 is movable on the first floor surface 3, that is, is capable of traveling, for example, and is driven along the guide portion 53 on the first floor surface 3 based on the power from the drive means 52 constituted by a cylinder or the like. It travels at least between the standby position and the carry-in position. The carrying-in means 51 has a plate portion 54 that is substantially triangular in a plan view and has a horizontal plane, and a plurality of, for example, two rotating plates are provided at the end of the plate portion 54 opposite to the conveyance space portion 10 side. The portion 55 is provided so as to be rotatable about a horizontal shaft portion 56, and a weight portion 57 is provided at a lower end portion of the rotating plate portion 55. For this reason, even if the rotating plate portion 55 is rotated downward about the shaft portion 56 and is inclined, the rotating plate portion 55 returns to the vertical state substantially along the vertical plane by the weight of the weight portion 57. A plurality of, for example, two wheels 58 are rotatably provided on the lower surface side of the plate portion 54.

  When the carry-in means 51 travels from the standby position to the carry-in position, the vertical rotation plate portion 55 comes into contact with the rear surface in the traveling direction, which is the rear surface in the movement direction of the cart W1 of the loading cart W, and the loading cart W Is pushed into the first facing space 11, and the front surface of the carriage W1 in the traveling direction is brought into contact with the stopper body 48. At this time, the loading carriage W travels on the first floor surface 3 by being pushed by the rotating plate portion 55, and the left and right side surfaces in the traveling direction of the carriage W 1 are guided by the left and right guide plates 59.

  Further, as shown in FIG. 4 and the like, the first delivery device unit 7 regulates the traveling of the cart W1 by contacting the front surface of the cart W1 in the traveling direction, and controls the loading cart W on the first floor surface 3. A front stopper plate 49 is provided as stopper means for making the adjacent space 15 adjacent to the first facing space 11 stand by. The front stopper plate 49 is selectively switched between an advancing state that advances into the adjacent space portion 15 and a retreating state that retracts from the adjacent space portion 15 by an expansion and contraction operation of the cylinder 50 that is a driving means.

  As shown in FIG. 7 and FIG. 8, the second delivery device unit 8 has a machine frame 60, and the machine frame 60 is lifted to bring the loading cart W into the second extension state of the expansion / contraction means 17. After receiving and supporting from the mounting portion 17a, the second lifting means 61 such as a pair of left and right delivery forks for lowering the loading cart W and lowering it onto the second floor surface 4 can be moved up and down and moved horizontally. Is provided.

  The second lifting / lowering means 61 has the same structure as the first lifting / lowering means 31 and is disposed in the second facing space 12 in the machine frame 60 so as to be lifted and lowered from the driving means 62 constituted by a motor or the like. Based on the power, the robot moves up and down at least between the reception completion position (upper position) and the lowering completion position (lower position). The second elevating / lowering means 61 is selectively switched between an advancing state that advances into the second opposing space portion 12 and a retreating state that retracts from the second opposing space portion 12 by an expansion / contraction operation of the cylinder 63 that is a driving means.

  Each second raising / lowering means 61 has a substantially vertical plate-like plate portion 64, and is a support portion that supports the lower surface of the carriage W1 of the loading cart W from below from the front and rear end portions of the lower end portion of the plate portion 64. The support plate portion 65 projects horizontally inward. Two rod portions 66 project horizontally from the plate portion 64 toward the outer side, and the rod portions 66 are slidably held by a guide tube portion 67. A rod 63a of a cylinder 63 is attached to the central portion of the plate portion 64.

  Further, as shown in FIG. 8, in the machine frame 60, when the second lifting / lowering means 61 rises and receives the loading cart W from the mounting portion 17a of the telescopic means 17 in the second extended state, the cart W1 There is provided second fall prevention means 71 that contacts the side surface of the upper load W2 and prevents the load W2 of the loading cart W from falling. The second fall prevention means 71 is in contact with the side surface of the load W2 of the loading cart W by rotation about a horizontal rotation shaft 73 based on expansion and contraction of the cylinder 72 as drive means. It is selectively switched to a non-contact state that does not contact the side surface of the load W2 of the loading cart W.

  The second fall prevention means 71 has a connecting body 74 having one end attached to a rotating shaft 73 that is rotated by the expansion and contraction of the cylinder 72, and the other end of the connecting body 74 has a horizontal longitudinal cross section. A contact body 75 such as a substantially circular arm is attached.

  Further, as shown in FIG. 7 to FIG. 9, the second delivery device unit 8 moves the loading cart W on the second floor surface 4 from the second facing space portion 12 while traveling on the second floor surface 4. It has an unloading means 81 such as a scraping plate for unloading into the adjacent space 9 adjacent to the second facing space 12.

  The unloading means 81 is movable on the second floor surface 4, that is, is capable of traveling, for example, and is driven along the guide portion 83 on the second floor surface 4 based on the power from the driving means 82 constituted by a cylinder or the like. It travels at least between the standby position and the carry-out position. The carry-out means 81 has a plate portion 84 having a substantially triangular shape in a plan view and a horizontal plane shape, and a contact plate portion 85 projects upward from an end portion of the plate portion 84 on the transport space portion 10 side. . A plurality of, for example, two wheels 88 are rotatably provided on the lower surface side of the plate portion 84.

  When the unloading means 81 travels from the standby position to the unloading position, the protruding plate portion 85 abuts against the rear surface in the traveling direction, which is the rear surface in the moving direction of the cart W1 of the loading cart W, so that the loading cart W is opposed to the second position. It pushes out from the space part 12 to the adjacent space part 9.

  Next, operation | movement etc. of the conveying apparatus 1 of the said 1st Embodiment are demonstrated.

  In the state shown in FIG. 10, the carry-in means 51 is located at the standby position, the front stopper plate 49 is in the advanced state, and the first elevating means 31 is in the retracted state at the lower standby position.

  In this state, as shown in FIG. 11, the operator manually supplies the loading cart W to the adjacent space portion 15 while running on the first floor surface 3, and advances the front of the loading cart W. It is made to contact with the front stopper plate 49.

  After that, as shown in FIG. 12, after the front stopper plate 49 changes from the advanced state to the retracted state, the loading means 51 travels from the standby position to the loading position, and the loading cart W is moved by the traveling loading means 51. It is pushed and carried into the first facing space 11 while traveling on the first floor surface 3.

  As shown in FIG. 13, the loading cart W carried into the first facing space portion 11 is positioned between the first lifting and lowering means 31 in the retracted state facing each other.

  Next, as shown in FIG. 14, when the first lifting / lowering means 31 advances toward the loading cart W at the lower standby position, the first lifting / lowering means 31 moves from the retracted state to the advanced state. W centering is performed.

  Subsequently, as shown in FIG. 15, the first lifting / lowering means 31 in the advanced state rises from the lower standby position to the upper standby position, and the loading cart W is moved to the first state by the first rising / lowering means 31 in the advanced state. It is conveyed upward from the floor surface 3 to a predetermined position, that is, lifted. Thereafter, the first fall prevention means 41 changes from the non-contact state to the contact state and comes into contact with the side surface of the load W2 of the loading cart W, and the first fall prevention means 41 forms a plurality of steps on the cart W1. Luggage W2 is supported from the side.

  Next, as shown in FIG. 16, the expansion / contraction means 17 extends from the contracted state to the first extended state by extending toward the first opposing space portion 11 through the opening portion 13, and the placement portion 17 a of the loading cart W Located below.

  Thereafter, as shown in FIG. 17, when the first elevating means 31 in the advanced state is lowered, the loading cart W is transferred from the first elevating means 31 onto the placement portion 17 a of the extendable means 17. That is, the first lifting / lowering means 31 passes the loading cart W to the placement portion 17a of the expansion / contraction means 17.

  Next, as shown in FIG. 18, the expansion / contraction means 17 changes from the first extended state to the contracted state, and the contraction operation of the expansion / contraction means 17 causes the loading cart W on the mounting portion 17 a to open from the first opposing space portion 11. It is conveyed to the conveyance space part 10 through 13. Thereafter, the opening / closing means 26 is changed from the open state to the closed state, and the lower part which is a part of the opening 13 is closed. Further, the first fall prevention means 41 returns to the non-contact state.

  After that, as shown in FIG. 19, the telescopic means 17 in the contracted state descends while the loading cart W is placed on the mounting portion 17a, and the loading cart W is conveyed by the telescopic means 17 in the contracted state that descends. It is transported downward from the second floor to the first floor in the space 10.

  Next, as shown in FIG. 20, the expansion / contraction means 17 extends from the contracted state to the second extension state by extending toward the second opposing space portion 12 through the opening portion 14. The loading cart W on the portion 17a is conveyed from the conveying space portion 10 through the opening portion 14 to the second facing space portion 12, and the second fall prevention means 71 in which the side surface of the cargo W2 of the loading cart W is in contact with the loading cart W. Abut.

  Thereafter, as shown in FIG. 21, when the second lifting / lowering means 61 in the advanced state rises to the reception completion position, the loading cart W is transferred onto the second lifting / lowering means 61 from the placement portion 17 a of the expansion / contraction means 17. That is, the second lifting / lowering means 61 receives the loading cart W from the placing portion 17a of the expansion / contraction means 17.

  Next, as shown in FIG. 22, the expansion / contraction means 17 changes from the second extended state to the contracted state, and the second fall prevention means 71 changes from the contact state to the non-contact state.

  Thereafter, as shown in FIG. 23, the second lifting / lowering means 61 in the advanced state descends from the receiving completion position to the completion position, and the loading cart W is moved downward by the second lifting / lowering means 61 in the lowering advanced state. And is lowered onto the second floor surface 4.

  Next, as shown in FIGS. 24 and 25, the second elevating / lowering means 61 moves from the advanced state to the retracted state by retracting from the loading cart W at the lowering completion position.

  Thereafter, as shown in FIG. 26, the unloading means 81 travels from the standby position to the unloading position, and the loading cart W is pushed by the traveling unloading means 81 and travels on the second floor 4 while moving on the second floor surface 4. It is carried out from the opposing space part 12 to the adjacent space part 9.

  Next, as shown in FIG. 27, the unloaded loading cart W is taken out from the adjacent space 9 by the operator's manual work and transported toward the next process or the like. Note that the loading cart W may be removed from the adjacent space portion 9 by inertia.

  And according to this conveyance device 1, since the loading cart W can be conveyed from the first floor 3 on the second floor to the second floor 4 on the first floor without placing the loading cart W on the tray, Unlike the conventional configuration, there is no need to circulate the tray, and the configuration can be simplified.

  Moreover, the loading cart W on the first floor surface 3 can be appropriately loaded into the first facing space portion 11 by the loading means 51, and the loading cart W on the second floor surface 4 can be loaded by the unloading means 81. 2 Since it can be appropriately carried out from the opposed space portion 12, work can be performed efficiently.

  Further, the first fall prevention means 41 and the second fall prevention means 71 can appropriately prevent the load W2 of the loading cart W from falling, and can reliably prevent damage to the load W2.

  In addition, since the opening / closing means 26 is closed and the lower part of the opening 13 on the second floor is closed, it is possible to appropriately prevent the operator from falling into the transport space 10 and improve the safety of the operator. Can be secured appropriately.

  Further, since it is not necessary to provide pits on the floor surfaces 3 and 4, pit construction is not required, it is difficult to be restricted by the installation location, and no cost for pit construction is required.

  Moreover, since it is not necessary to provide a slope on the floor surfaces 3 and 4, the loading cart W does not roll on the slope, and the safety of workers and the like is improved.

  Furthermore, since only the loading cart W is transported without using a tray, the entire apparatus can be reduced in size and installed in a smaller space than a configuration for transporting a tray larger than the cart W1.

  In addition, since the transport device unit 6 that is the lifter and the delivery device units 7 and 8 are configured separately, there are few restrictions on the shutter device in the fire prevention section or the like.

  In addition, the conveying apparatus 1 is not limited to the structure of the downward conveyance which conveys the loading cart W from an upper floor to a lower floor, For example, the 1st delivery apparatus part 7 only for carrying in and the 2nd delivery apparatus only for carrying out It is also possible to reverse the arrangement with the part 8 and to configure the ascending conveyance to convey the loading cart W from the lower floor to the upper floor.

  Further, the transfer device 1 is not limited to a configuration in which both delivery device units 7 and 8 are arranged on different sides with respect to the transfer device unit 6. For example, both delivery device units 7 and 8 are connected to the transfer device unit 6. The structure etc. which are arrange | positioned with respect to the same side may be sufficient.

  Further, for example, the first delivery device unit 7 may not have the carrying-in means 51, and an operator may carry the loading cart W into the first facing space unit 11 manually.

  Further, for example, the second delivery device unit 8 may not have the unloading means 81 and the operator may unload the loading cart W from the second facing space unit 12 manually.

  Next, a second embodiment of the transport apparatus of the present invention will be described with reference to FIGS.

  Unlike the first embodiment shown in FIG. 1, the transport device 1 shown in FIG. 28 moves the loading cart W from the first floor 3 on the second floor (upper floor) to the first floor (lower floor). ) On the second floor surface 4) and on the other hand, on the opposite side, the loading cart W is transported from the second floor surface 4 on the first floor to the first floor surface 3 on the second floor. Is something that can be done.

  As shown in FIG. 29 and FIG. 30, the first delivery device unit 7 of the transport device 1 has a first floor instead of the carry-in means 51 such as a scratch plate with anti-back in the first embodiment. There is a pair of left and right first loading means 101 such as side scraping plates that carry the loading cart W on the surface 3 from the adjacent space portion 15 to the first facing space portion 11 while traveling on the first floor surface 3. doing.

  The first carry-in means 101 moves at least between the standby position and the carry-in position based on the power from the drive means 102 constituted by a cylinder or the like. Further, the first carrying-in means 101 is rotatable up and down around a horizontal axis 103, and advances into the adjacent space 15 by rotation around the axis 103 and the adjacent space 15 Can be selectively switched from the reverse to the reverse state. The first carry-in means 101 is constituted by, for example, a plate member 104 having a base end side attached to a shaft 103, and a contact plate portion 105 that comes into contact with the cart W1 of the loading cart W is provided at the tip end side of the plate member 104. Is formed. Then, when the first carrying-in means 101 in the advanced state moves from the standby position to the carrying-in position, the abutment plate portion 105 abuts on the rear surface in the traveling direction of the carriage W1 of the loading cart W to bring the loading cart W into the adjacent space. It pushes into the 1st opposing space part 11 from the part 15. FIG.

  Further, the first delivery device unit 7 is a scraping plate or the like for carrying the loading cart W on the first floor 3 to the adjacent space 15 from the first facing space 11 while running on the first floor 3. The first unloading means 111 is provided.

  The first unloading means 111 has the same configuration as the unloading means 81 of the first embodiment. That is, the first carry-out means 111 is movable on the first floor surface 3, that is, is capable of running, for example, and is first along the guide portion 113 based on the power from the drive means 112 configured by a cylinder or the like. The vehicle travels on the floor surface 3 at least between the standby position and the carry-out position. The first carry-out means 111 has a plate part 114 having a substantially triangular shape in a plan view and a horizontal plane, and the contact plate part 115 projects upward from an end of the plate part 114 on the transport space part 10 side. ing. A plurality of, for example, two wheels 118 are rotatably provided on the lower surface side of the plate portion 114. When the first unloading means 111 travels from the standby position to the unloading position, the contact plate 115 abuts against the rear surface in the traveling direction of the cart W1 of the loading cart W, thereby bringing the loading cart W into the first opposed space portion. Extrude from 11 to adjacent space 15.

  Further, the first lifting / lowering means 31 of the first delivery device section 7 raises the loading cart W from the first floor surface 3 and then places the loading cart W in the first extension state of the expansion / contraction means 17. And the operation of lowering the loading cart W onto the first floor surface 3 after receiving the loading cart W from the mounting portion 17a of the expansion / contraction means 17 in the first extension state.

  Further, the first fall prevention means 41 of the first delivery device section 7 is provided when the first lifting / lowering means 31 delivers the loading cart W to the mounting portion 17a of the expansion / contraction means 17 in the first extended state. When the loading cart W is received from the mounting portion 17a of the expansion / contraction means 17 in the first extended state, the load W2 of the loading cart W is prevented from falling.

  On the other hand, the second delivery device unit 8 shown in FIG. 28 has the same configuration as the first delivery device unit 7. That is, the second delivery device unit 8 includes the second carry-in means 121 having the same configuration as the first carry-in means 101, and the second carry-in means connects the loading cart W on the second floor surface 4 to the adjacent space portion 9. Then, it is carried into the second facing space 12 (see FIG. 47). Further, the second delivery device section 8 has second carry-out means 131 having the same configuration as the first carry-out means 111, and this second carry-out means makes the loading cart W on the second floor surface 4 second opposite. It carries out from the space part 12 to the adjacent space part 9 (refer FIG. 47).

  Further, the second lifting / lowering means 61 of the second delivery device section 8 raises the loading cart W from the second floor surface 4 and then places the loading cart W in the second extension state of the expansion / contraction means 17. And the operation of lowering the loading cart W onto the second floor surface 4 after receiving the loading cart W from the mounting portion 17a of the telescopic means 17 in the second extension state.

  Further, the second fall prevention means 71 of the second delivery device section 8 includes the second raising / lowering means 61 when the second raising / lowering means 61 delivers the loading cart W to the placing portion 17a of the expansion / contraction means 17 in the second extended state. When the loading cart W is received from the mounting portion 17a of the expansion / contraction means 17 in the second extended state, the load W2 of the loading cart W is prevented from overturning. The other configuration of the second embodiment shown in FIG. 28 and the like is basically the same as the configuration of the first embodiment.

  Next, operation | movement etc. of the conveying apparatus 1 of the said 2nd Embodiment are demonstrated.

  The downward conveyance which conveys the loading cart W from the 2nd floor 1st floor 3 to the 1st floor 2nd floor 4 is demonstrated.

  In the state shown in FIG. 31, the first carry-in means 101 is in the retracted state at the standby position, the front stopper plate 49 is in the advanced state, and the first elevating means 31 is in the retracted state at the lower standby position. Yes.

  In this state, as shown in FIG. 32, the operator manually supplies the loading cart W to the adjacent space portion 15 while running on the first floor surface 3, and advances the front of the loading cart W. It is made to contact with the front stopper plate 49.

  Thereafter, as shown in FIG. 33, the front stopper plate 49 changes from the advanced state to the retracted state, and the first carry-in means 101 changes from the retracted state to the advanced state, and advances behind the cart W1 of the loading cart W.

  Next, as shown in FIG. 34, the first carrying-in means 101 in the advanced state moves from the standby position to the carrying-in position, and the loading cart W is pushed by the moving first carrying-in means 101 so that the first floor 3 It is carried into the first facing space 11 while traveling on the top.

  The loading cart W is locked from the front and back by the first carry-out means 111 and the first carry-in means 101, and the loading cart W is moved by moving the first carry-out means 111 and the first carry-in means 101 at the same speed. You may make it carry in.

  As shown in FIG. 35, the loading cart W carried into the first facing space 11 is located between the first lifting and lowering means 31 in the retracted state facing each other.

  Next, as shown in FIG. 36, when the first lifting / lowering means 31 moves forward toward the loading cart W at the lower standby position, the first lifting / lowering means 31 moves from the reverse state to the advanced state. W centering is performed.

  Subsequently, as shown in FIG. 37, the first elevating / lowering means 31 in the advanced state rises from the lower standby position to the upper standby position, and the loading cart W is moved to the first position by the first elevating / lowering means 31 in the advanced state. It is conveyed upward from the floor surface 3 to a predetermined position, that is, lifted. Thereafter, the first fall prevention means 41 changes from the non-contact state to the contact state and comes into contact with the side surface of the load W2 of the loading cart W, and the first fall prevention means 41 forms a plurality of steps on the cart W1. Luggage W2 is supported from the side.

  Next, as shown in FIG. 38, the expansion / contraction means 17 extends from the contracted state to the first extended state by extending toward the first opposing space portion 11 through the opening portion 13, and the placement portion 17 a of the loading cart W Located below.

  Thereafter, as shown in FIG. 39, when the first lifting / lowering means 31 in the advanced state is lowered, the loading cart W is transferred from the first lifting / lowering means 31 onto the placement portion 17a of the expansion / contraction means 17. That is, the first lifting / lowering means 31 passes the loading cart W to the placement portion 17a of the expansion / contraction means 17.

  Next, as shown in FIG. 40, the expansion / contraction means 17 changes from the first extended state to the contracted state, and the contraction operation of the expansion / contraction means 17 causes the loading cart W on the mounting portion 17 a to open from the first opposing space portion 11. It is conveyed to the conveyance space part 10 through 13. Thereafter, the opening / closing means 26 is changed from the open state to the closed state, and the lower part which is a part of the opening 13 is closed. Further, the first fall prevention means 41 returns to the non-contact state.

  Thereafter, as shown in FIG. 41, the telescopic means 17 in the contracted state descends while the loading cart W is placed on the mounting portion 17a, and the loading cart W is conveyed by the telescopic means 17 in the contracted state that descends. It is transported downward from the second floor to the first floor in the space 10.

  Next, as shown in FIG. 42, the expansion / contraction means 17 extends from the contracted state to the second extension state by extending toward the second opposing space portion 12 through the opening 14. The loading cart W on the portion 17a is conveyed from the conveying space portion 10 through the opening portion 14 to the second facing space portion 12, and the second fall prevention means 71 in which the side surface of the cargo W2 of the loading cart W is in contact with the loading cart W. Abut.

  Thereafter, as shown in FIG. 43, when the second lifting / lowering means 61 in the advanced state rises to the reception completion position, the loading cart W is transferred onto the second lifting / lowering means 61 from the placement portion 17a of the expansion / contraction means 17. That is, the second lifting / lowering means 61 receives the loading cart W from the placing portion 17a of the expansion / contraction means 17.

  Next, as shown in FIG. 44, the expansion / contraction means 17 changes from the second extended state to the contracted state, and the second fall prevention means 71 changes from the contact state to the non-contact state.

  Thereafter, as shown in FIG. 45, the second lifting / lowering means 61 in the advanced state descends from the receiving completion position to the completion position, and the loading cart W is moved downward by the second lifting / lowering means 61 in the advanced state. And is lowered onto the second floor surface 4.

  Next, as shown in FIGS. 46 and 47, the second elevating / lowering means 61 moves from the advanced state to the retracted state by retracting from the loading cart W at the lowering completion position. Further, both the second carrying-in means 121 and the front stopper plate 49 are in the retracted state.

  48, the second unloading means 131 travels from the standby position to the unloading position, and the loading cart W is pushed by the traveling second unloading means 131 to travel on the second floor surface 4. However, it is carried out from the second opposing space portion 12 to the adjacent space portion 9.

  Next, as shown in FIG. 49, the unloaded loading cart W is taken out from the adjacent space 9 by the operator's manual work and transported toward the next process or the like. Note that the loading cart W may be removed from the adjacent space portion 9 by inertia.

  In addition, the operation | movement of the upward conveyance which conveys the loading cart W from the 2nd floor surface of the 1st floor to the 1st floor surface 3 of the 2nd floor is reverse to the operation | movement of the downward conveyance mentioned above.

  And according to this conveyance apparatus 1, it is not necessary to circulate a tray, and there can exist the same effect as said 1st Embodiment of being able to aim at simplification of a structure, and also uses a tray. Without carrying the loading cart W from the first floor 3 to the second floor 4 or vice versa, the loading cart W is carried from the second floor 4 to the first floor 3. be able to.

  The transfer device 1 is not limited to a configuration in which both delivery device units 7 and 8 are disposed on the same side with respect to the transfer device unit 6. For example, both delivery device units 7 and 8 are connected to the transfer device unit 6. The structure etc. which were arrange | positioned with respect to the different side may be sufficient.

  Further, for example, the first carry-in means 101 and the second carry-in means 121 may not be provided, and the worker may carry in the loading cart W manually, or the first carry-out means 111 and the second carry-out means, for example. 131 may not be provided, and an operator may carry out the loading cart W manually.

  In any of the above embodiments, the object to be conveyed is not limited to the loading cart W in which the luggage W2 is stacked on the cart W1, for example, a stage in which articles such as luggage are stacked on the pallet. It may be a stacked article.

  Further, the first floor surface 3 and the second floor surface 4 are not limited to those composed only of the floor surface portion of each floor, and for example, those including a thin plate-like floor board installed on the floor surface portion of each floor, etc. Good.

  Furthermore, the mounting means that can be switched between the up-and-down state, the first state, and the second state can be configured by, for example, a rotation means such as a rotation table in addition to the expansion / contraction means 17 such as an expansion / contraction table. .

1 Conveying device 3 First floor 4 Second floor
10 Transport space
11 First opposing space
12 Second opposing space
17 Telescopic means as mounting means
17a Mounting part
26 Opening and closing means
31 First lifting means
41 First fall prevention means
51 Delivery method
61 Second lifting means
71 Second fall prevention means
81 Unloading means
101 First import means
111 First unloading means
121 Second delivery means
131 Second unloading means W Carriage that is the object to be transported

Claims (4)

A transport space for transporting an object to be transported;
A first opposing space located above the first floor and facing the transfer space;
A second facing space portion located above a second floor surface having a height different from that of the first floor surface and facing the transfer space portion;
There is a placing portion on which the object to be conveyed is placed, and the above described placing portion is located in the transporting space portion, the up and down state, the first placing portion is located in the first opposing space portion, and the above description A placing means for selectively switching to a second state where the placing portion is located in the second facing space portion, and raising and lowering the transport space portion in the raising and lowering state;
A first lift that is disposed in the first opposing space so as to be able to move up and down, and after the transported object is lifted from the first floor surface, the transported object is passed to the mounting portion of the mounting means in the first state. Means,
The second opposed space is disposed so as to be movable up and down, and after the object to be conveyed is received from the placing part of the placing means in the second state, the object to be conveyed is lowered and lowered onto the second floor surface. 2 lifting means;
When the first lifting means pass transported object on the placing part of the loading means of the first state, the first fall prevention means for preventing the overturning of the object to be conveyed,
Transportable said second elevating means when receiving the transported object from the mounting portion of the placement means in the second state, anda second fall prevention means for preventing the overturning of the object to be conveyed Feeding device. Carrying-in means for carrying the object to be conveyed on the first floor surface into the first facing space;
An unloading means for unloading the object to be conveyed on the second floor surface from the second facing space.
The conveying apparatus according to claim 1. A transport space for transporting an object to be transported;
A first opposing space located above the first floor and facing the transfer space;
A second facing space portion located above a second floor surface having a height different from that of the first floor surface and facing the transfer space portion;
There is a placing portion on which the object to be conveyed is placed, and the above described placing portion is located in the transporting space portion, the up and down state, the first placing portion is located in the first opposing space portion, and the above description A placing means for selectively switching to a second state where the placing portion is located in the second facing space portion, and raising and lowering the transport space portion in the raising and lowering state;
An operation that is disposed in the first facing space so as to be movable up and down, lifts the transported object from the first floor surface, and then transfers the transported object to the mounting portion of the mounting means in the first state. First elevating means for performing an operation of lowering the object to be conveyed and lowering the object to the first floor surface after receiving the object to be conveyed from the placing portion of the placing means in the first state;
An operation that is disposed in the second facing space so as to be movable up and down, lifts the transported object from the second floor surface, and then transfers the transported object to the mounting portion of the placing means in the second state. Second elevating means for performing an operation of lowering the object to be conveyed and lowering the object to the second floor surface after receiving the object to be conveyed from the placement unit of the placing means in the second state;
A first carry-in means for carrying an object to be conveyed on the first floor surface into the first opposing space;
First unloading means for unloading the object to be conveyed on the first floor surface from the first opposed space;
A second carry-in means for carrying an object to be conveyed on the second floor surface into the second facing space;
Second unloading means for unloading the object to be conveyed on the second floor surface from the second opposing space;
Receive from mounting portion of the placement means when passing the mounting portion and the first lifting means transported object first state of said first elevating means said placing means in the first state transferred object A first fall prevention means for preventing the fall of the conveyed object,
When the second lifting / lowering means passes the object to be transported to the mounting portion of the placing means in the second state, and the second lifting / lowering means receives the transported object from the placing portion of the placing means in the second state. If, conveyance device you anda second fall prevention means for preventing the overturning of the object to be conveyed. Any one of claims 1 to 3, characterized in that it comprises closing means for fall prevention that is disposed between at least one the conveying space portion of the first opposing space portion and the second opposing space The conveying apparatus as described.

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