SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in, to the above-mentioned defect of prior art, provide a location feed bin, solve the problem that the last unloading process of current feed bin is complicated, inefficiency, with high costs, the synchronism is poor.
In a first aspect, the utility model provides a positioning bin, which is used for positioning materials and comprises a fixed plate; the adjusting assembly is arranged opposite to the fixing plate and used for positioning the material together with the fixing plate along a first direction of the material; the bearing plate is arranged between the fixing plate and the adjusting assembly and is used for bearing the material; the movable positioning mechanism is connected with the adjusting assembly through a synchronous connecting assembly and is used for positioning the material along a second direction of the material; wherein, remove adjusting part, borrow by synchronous coupling assembling drives movable positioning mechanism synchronous motion to loosen or press from both sides tight the material.
Further: the movable positioning mechanism comprises a first clamping plate and a second clamping plate which are movably arranged relatively and can elastically reset and clamp; the adjusting assembly is connected with the first clamping plate and/or the second clamping plate through the synchronous connecting assembly.
Further: the synchronous connecting assembly comprises a transmission component which is in transmission connection with the adjusting assembly; the moving component is in transmission connection with the transmission component and is also connected with the first clamping plate and/or the second clamping plate; when the transmission component transmits the motion component, the motion component can drive the first clamping plate and/or the second clamping plate to synchronously move.
Further: the mounting plate is mounted at the bottom of the bearing plate; the transmission component comprises a roller seat and a roller, the roller is arranged on the roller seat, and the roller seat is in transmission connection with the adjusting component; the motion component comprises a connecting rod seat and a connecting rod, the connecting rod seat is installed on the installation plate, the connecting rod is installed on the connecting rod seat, one end of the connecting rod is provided with an inclined surface, the inclined surface faces the fixed plate, the roller is abutted to the inclined surface, and the other end of the connecting rod is abutted to the first clamping plate and/or the second clamping plate.
Further: the auxiliary adjusting assembly is connected with the roller seat and the adjusting assembly, the mounting plate is provided with a first accommodating hole, the auxiliary adjusting assembly comprises a first bearing, and the first bearing is arranged on the mounting plate; the first bearing penetrates through the first guide shaft, one end of the first guide shaft is positioned in the first accommodating hole to install the roller seat, and the other end of the first guide shaft is connected with the adjusting assembly; the first spring is sleeved on the first guide shaft, and two ends of the first spring are respectively abutted against the first bearing and the roller seat.
Further: the clamping device comprises a mounting plate, a first accommodating hole is formed in the mounting plate, the mounting plate is provided with a first clamping plate, the clamping device comprises a first bearing, the clamping device comprises a second bearing, and the first accommodating hole is formed in the mounting plate; the second guide shaft penetrates through the second bearing, one end of the second guide shaft is positioned in the second accommodating hole and connected with the limiting block, and the other end of the second guide shaft is connected with the first clamping plate; the second spring is sleeved on the second guide shaft, and two ends of the second spring are respectively abutted against the limiting block and the second bearing.
Further: the lifting component comprises a third bearing, and the third bearing is arranged on the bottom plate in a direction perpendicular to the bottom plate; the third guide shaft penetrates through the third bearing, one end of the third guide shaft is connected with the mounting plate, the third spring is sleeved on the third guide shaft, and two ends of the third spring are respectively abutted to the third bearing and the mounting plate.
Further: still include first actuating mechanism, first actuating mechanism with the mounting panel transmission is connected, first actuating mechanism is used for the drive the mounting panel moves down.
Further: the first driving mechanism comprises a first air cylinder connecting block, the first air cylinder connecting block is arranged on one side, back to the mounting plate, of the bottom plate, and the first air cylinder connecting block is connected with a third guide shaft penetrating through the bottom plate; the joint of the jacking cylinder is in transmission connection with the first cylinder connecting block; when the joint of the jacking air cylinder moves downwards, the first air cylinder connecting block is pulled to move downwards, and then the mounting plate is driven to move downwards.
In a second aspect, the utility model provides a positioning storage bin device, which comprises a frame; the positioning bin is the positioning bin in the first aspect and is arranged at the upper end of the rack; and the second driving mechanism is arranged on the rack and is in transmission connection with the positioning bin, and the second driving mechanism is used for driving the positioning bin to horizontally move on the rack.
The beneficial effects of the utility model reside in that, realize only removing adjusting part through synchronous coupling assembling's setting, can drive movable positioning mechanism simultaneous movement, realize unclamping and pressing from both sides tightly two ascending synchronizations of material, and need not to remove adjusting part and movable positioning mechanism respectively, improved the location feed bin and unclamp and press from both sides the efficiency of location to the material, and reduced the cost in the manufacturing process, the synchronism is good.
Detailed Description
The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings.
The embodiment of the utility model provides a positioning bin 10, as shown in fig. 1 and 2, for positioning materials, which comprises a fixed plate 1, an adjusting component 2, a bearing plate 30 and a movable positioning mechanism 4; the adjusting assembly 2 is arranged opposite to the fixing plate 1, and the adjusting assembly 2 is used for positioning the material together with the fixing plate 1 along a first direction of the material; the bearing plate 30 is arranged between the fixing plate 1 and the adjusting assembly 2, and the bearing plate 30 is used for bearing the material; the movable positioning mechanism 4 is connected with the adjusting component 2 through a synchronous connecting component 5, and the movable positioning mechanism 4 is used for positioning the material along a second direction of the material; wherein, remove adjusting part 2, borrow by synchronous coupling assembling 5 drives movable positioning mechanism 4 synchronous motion to unclamp or press from both sides tight the material. The first direction and the second direction can be various, for example, the first direction can be the length direction of the material, and the second direction can be the width direction of the material; the first direction may be a width direction of the material, the second direction may be a length direction of the material, and the first direction may be selected by a person skilled in the art according to actual needs as long as the material can be positioned. When loading is needed, the adjusting assembly 2 and the movable positioning mechanism 4 are connected through the synchronous connecting assembly 5, the adjusting assembly 2 is moved to open the adjusting assembly 2 in a first direction, the movable positioning mechanism 4 is driven to be synchronously opened in a second direction through the synchronous connecting assembly 5, the opening of the positioning bin 10 is realized, and at the moment, the material can be placed on the bearing plate 30; then the adjusting assembly 2 is moved reversely, and the movable positioning mechanism 4 is driven by the synchronous connecting assembly 5 to move synchronously and reversely so as to clamp the material; when needs unloading, remove adjusting part 2 is in order to open on the first direction adjusting part 2 drives movable positioning mechanism 4 through synchronous connection subassembly 5 and opens in step in the second direction, realizes the unclamping to the material to unloader carries out the unloading. The arrangement of the synchronous connecting component 5 is used for realizing that only the adjusting component 2 is moved, so that the movable positioning mechanism 4 can be driven to move synchronously, the materials are loosened and clamped synchronously in two directions, the adjusting component 2 and the movable positioning mechanism 4 do not need to be moved respectively, the efficiency of loosening and clamping and positioning the materials by the positioning bin 10 is improved, the cost in the production and manufacturing process is reduced, and the synchronism is good.
In an embodiment, as shown in fig. 6, the movable positioning mechanism 4 includes a first clamping plate 41 and a second clamping plate 42 which are movably disposed relative to each other and can elastically reset and clamp; the adjusting assembly 2 is connected to the first clamping plate 41 and/or the second clamping plate 42 via the synchronizing connection assembly 5. In specific implementation, the adjusting assembly 2 may be connected to the first clamping plate 41 through the synchronizing connection assembly 5, the adjusting assembly 2 may be connected to the second clamping plate 42 through the synchronizing connection assembly 5, and the adjusting assembly 2 may be connected to the first clamping plate 41 and the second clamping plate 42 through the synchronizing connection assembly 5. When the adjusting assembly 2 is connected with the first clamping plate 41 through the synchronous connecting assembly 5 and the adjusting assembly 2 moves, the synchronous connecting assembly 5 drives the first clamping plate 41 to move, so that the distance between the first clamping plate 41 and the second clamping plate 42 is changed, and materials are synchronously loosened and clamped in two directions; it will of course be appreciated that the same effect can be achieved by connecting the adjustment assembly 2 to the second clamping plate 42 via the synchronising linkage assembly 5; similarly, the same effect can be obtained when the adjusting assembly 2 is connected to the first clamping plate 41 and the second clamping plate 42 through the synchronizing connection assembly 5. The adjusting assembly 2 is connected with the first clamping plate 41 and/or the second clamping plate 42 through the synchronous connecting assembly 5, so that the adjusting assembly 2 can drive the distance between the first clamping plate 41 and the second clamping plate 42 to change, and synchronous loosening and material clamping in two directions are realized.
In one embodiment, as shown in fig. 2 and 3, the synchronization connection assembly 5 includes: a transmission member 51 and a moving member 52; the transmission component 51 is in transmission connection with the adjusting assembly 2; the moving member 52 is in transmission connection with the transmission member 51, and the moving member 52 is also connected with the first clamping plate 41 and/or the second clamping plate 42; when the transmission member 51 transmits the motion member 52, the motion member 52 can drive the first clamping plate 41 and/or the second clamping plate 42 to move synchronously. The transmission member 51 is in transmission connection with the adjusting assembly 2, so that the movement of the adjusting assembly 2 can be transmitted to the transmission member 51, and then the movement member 52 is driven to move, and further the first clamping plate 41 and/or the second clamping plate 42 are driven to move synchronously, and the distance between the first clamping plate 41 and the second clamping plate 42 is changed, so that the materials can be synchronously loosened and clamped in two directions.
In an embodiment, with continued reference to fig. 2 and 3, the positioning magazine 10 further comprises a mounting plate 3, the mounting plate 3 being mounted at the bottom of the carrying plate 30; the transmission member 51 includes: the roller base 511 and the roller 512, the roller 512 is mounted on the roller base 511, and the roller base 511 is in transmission connection with the adjusting assembly 2; the moving member 52 includes: the connecting rod seat 521 is mounted on the mounting plate 3, the connecting rod 522 is mounted on the connecting rod seat 521, one end of the connecting rod 522 is provided with an inclined surface facing the fixing plate 1, the roller 512 is abutted against the inclined surface, and the other end of the connecting rod 522 is abutted against the first clamping plate 41 and/or the second clamping plate 42. Since the roller base 511 is connected to the adjusting assembly 2 and the roller 512 is mounted on the roller base 511, when the adjusting assembly 2 is moved, the roller 512 is driven to roll on the inclined surface of the connecting rod 522, so as to drive the first clamping plate 41 and/or the second clamping plate 42 to move, thereby loosening or clamping the material.
In an embodiment, with continued reference to fig. 2 and 3, the positioning magazine 10 further includes an auxiliary adjusting assembly 62, the auxiliary adjusting assembly 62 connects the roller seat 511 and the adjusting assembly 2, the mounting plate 3 opens the first receiving hole 31, and the auxiliary adjusting assembly 62 includes a first bearing 61, a first guide shaft 62 and a first spring 63; the first bearing 61 is arranged on the mounting plate 3; the first guide shaft 62 penetrates through the first bearing 61, one end of the first guide shaft 62 is positioned in the first accommodating hole 31 to mount the roller seat 511, and the other end of the first guide shaft 62 is connected with the adjusting assembly 2; the first spring 63 is sleeved on the first guide shaft 62, and two ends of the first spring 63 respectively abut against the first bearing 61 and the roller seat 511. Since both ends of the first spring 63 respectively abut against the first bearing 61 and the roller mount 511, the first spring 63 generates a force on the roller mount 511 when the adjustment assembly 2 moves. In specific implementation, the adjusting assembly 2 may include an opening wheel 21 and a movable block 22, two ends of the first guide shaft 62 are respectively connected to the roller seat 511 and the movable block 22, the opening wheel 21 is fixed on the movable block 22, and the opening wheel 21 is pulled to drive the movable block 22 to move, so as to drive the roller seat 511 to move, and the first spring 63 generates acting force on the roller seat 511. When the material clamping device is used, the opening wheel 21 is pulled to move towards the direction far away from the fixed plate 1, the movable block 22 and the roller seat 511 are driven to move towards the direction far away from the fixed plate 1, the first spring 63 is compressed until the opening wheel 21 stops opening, a material is placed on the bearing plate 30, the pulling of the opening wheel 21 is stopped, the roller seat 511 is pushed to move in the reverse direction under the action of the spring force of the first spring 63, the movable block 22 is driven to move in the reverse direction, the clamping and positioning of the material in the first direction are completed, the movable block 22 does not need to be additionally provided with power to move in the reverse direction, and the clamping and positioning of the material in the first direction can be automatically realized only under the action.
In an embodiment, as shown in fig. 4 and 5, the positioning bin 10 further includes a bottom plate 7 and an auxiliary clamping assembly 8, the bottom plate 7 is disposed below the mounting plate 3, the bottom plate 7 is provided with a second receiving hole 71, the auxiliary clamping assembly 8 connects the bottom plate 7 and the first clamping plate 41, and the auxiliary clamping assembly 8 includes a second bearing 81, a second guide shaft 82, a limiting block 84, and a second spring 83; the second bearing 81 is arranged on the bottom plate 7; the second guide shaft 82 penetrates through the second bearing 81, one end of the second guide shaft 82 is located in the second accommodating hole 71 and connected with the limiting block 84, and the other end of the second guide shaft 82 is connected with the first clamping plate 41; the second spring 83 is sleeved on the second guide shaft 82, and two ends of the second spring 83 are respectively abutted against the limit block 84 and the second bearing 81. In order to make the first clamping plate 41 move more stably, two sets of second bearings 81 may be provided, and one end of the second guide shaft 82, which is far away from the second spring 83, sequentially penetrates through the two sets of second bearings 81 and then is connected to the first clamping plate 41. Because the two ends of the second spring 83 abut against the stop block 84 and the second bearing 81, when the first clamping plate 41 is driven by the adjusting assembly 2 to move, the second spring 83 will generate acting force on the first clamping plate 41. In specific implementation, when the adjusting assembly 2 is opened in the first direction, the roller 512 is driven to roll on the inclined surface of the connecting rod 522, so as to push the first clamping plate 41 to move to be opened, and due to the action of the spring force of the second spring 83, the roller 512 is always kept in abutment with the inclined surface of the connecting rod 522 until the first direction and the second direction of the positioning bin 10 are opened, and the material is placed on the bearing plate 30; then the adjusting assembly 2 moves reversely, the roller 512 rolls reversely on the inclined surface of the connecting rod 522, so that the acting force between the adjusting assembly 2 and the first clamping plate 41 becomes smaller, and when the acting force is smaller than the acting force of the second spring 83, the second spring 83 pushes the first clamping plate 41 to move reversely, and the clamping and positioning of the material are completed. The auxiliary clamping assembly 8 is used for connecting the first clamping plate 41 and the bottom plate 7, so that when the adjusting assembly 2 is opened to push the first clamping plate 41, the roller 512 is always kept in contact with the inclined surface of the connecting rod 522; when the adjusting assembly 2 moves reversely, the first clamping plate 41 can move reversely under the action of the spring force of the second spring 83, and the clamping of the material in the first direction is automatically realized.
In an embodiment, as shown in fig. 1 and 6, the positioning bin 10 further comprises a jacking assembly 9, wherein the jacking assembly 9 comprises a third bearing 91, a third guide shaft 92 and a third spring 93; the third bearing 91 is arranged on the bottom plate 7; the third guide shaft 92 penetrates through the third bearing 91, and one end of the third guide shaft 92 is connected with the mounting plate 3; the third spring 93 is sleeved on the third guide shaft 92, and two ends of the third spring 93 are respectively abutted against the third bearing 91 and the mounting plate 3. Because the both ends of third spring 93 butt third bearing 91 and mounting panel 3 respectively, consequently under the effect of the spring force of third spring 93, mounting panel 3 remains throughout and is in the uppermost of location feed bin 10, ensures to get at same horizontal plane at every turn the material, makes things convenient for subsequent material operation of getting.
In an embodiment, as shown in fig. 7, the positioning bin 10 further includes a first driving mechanism 20, the first driving mechanism 20 is in transmission connection with the mounting plate 3, and the first driving mechanism 20 is configured to drive the mounting plate 3 to move downward. The mounting plate 3 is driven to move downwards by the first driving mechanism 20, so that the loading plate 30 moves downwards together with the mounting plate 3, and the loading plate 30 can leave enough upper space to load more materials.
In one embodiment, as shown in fig. 7 and 8, the first driving mechanism 20 includes a first cylinder connecting block 201 and a jacking cylinder 202; the first cylinder connecting block 201 is arranged on one side, back to the mounting plate 3, of the bottom plate 7, and the first cylinder connecting block 201 is connected with a third guide shaft 92 penetrating through the bottom plate 7; the joint 204 of the jacking cylinder 202 is in transmission connection with the first cylinder connecting block 201; when the joint 204 of the jacking cylinder 202 moves downwards, the first cylinder connecting block 201 is pulled to move downwards, and then the mounting plate 3 is driven to move downwards. When the material needs to be loaded, the joint 204 of the jacking cylinder 202 drives the first cylinder connecting block 201 to move downwards, further drives the mounting plate 3 to move downwards to reserve enough upper space to bear more materials, the third spring 93 abutting against the mounting plate 3 and the third bearing 91 is compressed, acting force is generated on the mounting plate 3, and after the mounting plate 3 completes the downward movement, the adjusting assembly 2 drives the movable positioning mechanism 4 to be synchronously opened, so that the materials are placed on the bearing plate 30; when the joint 204 of the jacking cylinder 202 stops driving the first cylinder connecting block 201, the mounting plate 3 moves upwards under the action of the third spring 93 to drive the material to move upwards, so that the material is always kept at the uppermost part of the positioning bin 10, and the material is ensured to be taken at the same horizontal plane every time. The joint 204 of the jacking cylinder 202 pulls the first cylinder connecting block 201 to move downwards, so as to drive the mounting plate 3 to move downwards, and the bearing plate 30 also moves downwards along with the mounting plate, so that the bearing plate 30 can leave enough upper space to place and bear more materials.
The utility model discloses a positioning bin 10 used for positioning materials, which comprises a fixed plate 1, an adjusting component 2, a bearing plate 30 and a movable positioning mechanism 4; the adjusting assembly 2 is arranged opposite to the fixing plate 1, and the adjusting assembly 2 is used for positioning the material together with the fixing plate 1 along a first direction of the material; the bearing plate 30 is arranged between the fixing plate 1 and the adjusting assembly 2, and the bearing plate 30 is used for bearing the material; the movable positioning mechanism 4 is connected with the adjusting component 2 through a synchronous connecting component 5, and the movable positioning mechanism 4 is used for positioning the material along a second direction of the material; wherein, remove adjusting part 2 borrow by synchronous coupling assembling 5 drives movable positioning mechanism 4 synchronous motion to loosen or press from both sides tight the material, and need not to remove adjusting part 2 and movable positioning mechanism 4 respectively, improved the efficiency that location feed bin 10 unclamped and pressed from both sides tight location to the material, and reduced the cost in the manufacturing process, the synchronism is good.
The embodiment of the utility model also provides a positioning bin device, as shown in fig. 7-9, comprising a frame 40, a positioning bin 10 and a second driving mechanism 50; the positioning bin 10 is the positioning bin 10 described in the above embodiments, and the positioning bin 10 is disposed at the upper end of the rack 40; the second driving mechanism 50 is installed on the frame 40, the second driving mechanism 50 is in transmission connection with the positioning bin 10, and the second driving mechanism 50 is used for driving the positioning bin 10 to horizontally move on the frame 40. In specific implementation, the second driving mechanism 50 includes a transmission mechanism and a moving cylinder 501, the transmission mechanism includes a slide rail 502, a slide rail connection block 503 and a second cylinder connection block 504, and the slide rail 502 is fixed on the rack 40; the moving cylinder 501 is arranged on the frame 40 and is parallel to the slide rail 502; the slide rail connecting block 503 is arranged on the slide rail 502 and can move along the slide rail 502, and the positioning bin 10 is fixed on the slide rail connecting block 503; the second cylinder connecting block 504 connects the moving cylinder 501 and the slide connecting block 503. During the use, can be in install photoelectric switch 60 on the location feed bin 10 device, detect through photoelectric switch 60 and have the material in the location feed bin 10, when detecting no material in the location feed bin 10, judge and need the material loading, when detecting to have the material in the location feed bin 10, judge and need the unloading. When feeding is needed, the moving cylinder 501 drives the second cylinder connecting block 504 to move, so as to drive the sliding rail connecting block 503 to move, further drive the positioning bin 10 to slide on the sliding rail 502, and when the moving cylinder moves to a feeding area, feeding is performed; after the feeding is finished, the moving cylinder 501 drives the second cylinder connecting block 504 to move, so that the sliding rail connecting block 503 is driven to move, the positioning bin 10 is driven to slide on the sliding rail 502, and when the feeding area is moved, the feeding is carried out. Through the setting of second actuating mechanism 50, can be so that the location feed bin 10 need not outside conveyer when unloading and transport it to the material loading district material loading after, transport unloading district unloading again, only need under second actuating mechanism 50's effect, can drive location feed bin 10 and remove material loading unloading district, improved the flexibility of location feed bin 10 and the efficiency of unloading.
In an embodiment, with continued reference to fig. 7, the first driving mechanism 20 further includes a buffer block 203, and the buffer block 203 is sleeved on an end of the third guiding shaft 92 close to the first cylinder connecting block 201. Through the setting of buffer block 203, can make buffer block 203 play the cushioning effect in location feed bin 10 motion process, make the elevating movement of location feed bin 10 more steady.
The following description of the operation process of this embodiment is that the photoelectric switch 60 detects that there is no material in the bin, the moving cylinder 501 drives the second cylinder connecting block 504 to move, so as to drive the slide rail connecting block 503 to move, and further drive the positioning bin 10 to slide on the slide rail 502, when the bin moves to the feeding area, the jacking cylinder 202 drives the first cylinder connecting block 201 and the mounting plate 3 to move downwards, so that the third spring 93 abutting against the mounting plate 3 and the third bearing 91 is compressed, and generates an acting force on the mounting plate 3, after the mounting plate 3 completes the downward movement, the opening wheel 21 is pulled, so as to drive the movable block 22 to move in the direction away from the fixed plate 1, so as to drive the roller seat 511 to move in the direction away from the fixed plate 1, and the first spring 63 abutting against the roller seat 511 and the first bearing 61 is compressed, and generates an acting force on the roller seat 511, so as to pull the opening wheel 21, the roller 512 fixed on the roller seat 511 can be synchronously driven to roll on the inclined surface of the connecting rod 522, so that the acting force between the connecting rod 522 and the first clamping plate 41 is increased, when the acting force is greater than the acting force of the second spring 83, the first clamping plate 41 is pushed to move towards the direction away from the second clamping plate 42, and due to the action of the second spring 83, the first clamping plate 41 is kept abutted against the adjusting assembly 2, so that the roller 512 always rolls on the inclined surface of the connecting rod 522 until the positioning bin 10 is opened, and the material is placed on the bearing plate 30; the opening wheel 21 stops being pulled, the roller seat 511 moves towards the direction close to the fixed plate 1 under the action of the spring force of the first spring 63, the movable block 22 is driven to move towards the direction close to the fixed plate 1, meanwhile, the roller seat 511 drives the roller 512 to reversely slide on the inclined plane of the connecting rod 522, so that the acting force of the connecting rod 522 on the first clamping plate 41 is reduced, the first clamping plate 41 moves towards the direction close to the second clamping plate 42 under the action of the spring force of the second spring 83, and the clamping and positioning of the material are completed. After feeding is confirmed, the photoelectric switch 60 detects that materials are in the bin, the jacking cylinder 202 stops driving, the mounting plate 3 moves upwards under the action of the spring force of the third spring 93 to drive the materials to move upwards, and the materials are placed at the uppermost part of the bin; the moving cylinder 501 drives the second cylinder connecting block 504 to move, so as to drive the sliding rail connecting block 503 to move, further drive the positioning bin 10 to slide on the sliding rail 502, and when the moving cylinder moves to a blanking area, the material is blanked.
The embodiment of the utility model also shows a positioning bin 10 device, which comprises a frame 40, a positioning bin 10 and a second driving mechanism 50; the positioning bin 10 is the positioning bin 10 described in the above embodiments, and the positioning bin 10 is disposed at the upper end of the rack 40; second actuating mechanism 50 install in frame 40, second actuating mechanism 50 with location feed bin 10 transmission is connected, second actuating mechanism 50 is used for the drive location feed bin 10 is in horizontal migration on the frame 40 can make and need not outside conveyer when unloading on location feed bin 10 and transport it to the material loading district material loading after, transport unloading district unloading again, only need under second actuating mechanism 50's effect, can drive location feed bin 10 and remove material loading unloading district, improved the flexibility of location feed bin 10 and the efficiency of last unloading.
It should be understood that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same, and those skilled in the art can modify the technical solutions described in the above embodiments, or make equivalent substitutions for some technical features; and all such modifications and alterations should fall within the scope of the appended claims.