CN212221487U

CN212221487U - Chain type conveying system for long-channel XY-axis conveying

Info

Publication number: CN212221487U
Application number: CN202020522078.0U
Authority: CN
Inventors: 刘兆龙; 张勇
Original assignee: Hangzhou Smart Technology Co ltd
Current assignee: Hangzhou Smart Technology Co ltd
Priority date: 2020-04-10
Filing date: 2020-04-10
Publication date: 2020-12-25
Anticipated expiration: 2030-04-10

Abstract

The utility model relates to a chain type conveying system for long-channel XY-axis conveying, which structurally comprises a conveying channel, a conveying assembly, a transfer trolley and an external power assembly; the transfer passage includes a transfer track; the transfer trolley comprises a butt joint assembly and a horizontal conveying assembly, the butt joint assembly is matched with the push-pull piece to drive the transfer trolley to move on the conveying channel, and the external power assembly is arranged outside the transfer trolley and is matched with the horizontal conveying assembly to provide movement power for the horizontal conveying assembly. The technical scheme of the utility model can be suitable for the back-and-forth transmission in long channels and even ultra-long channels under narrow environment; in addition, the technical scheme can also realize the horizontal movement of the tray on the transfer trolley, thereby conveniently operating between different stations.

Description

Chain type conveying system for long-channel XY-axis conveying

Technical Field

The utility model relates to a conveying system for long passageway, especially a chain conveying system for long passageway XY axle is carried.

Background

In special operational environment such as nuclear industry, need carry out long distance material transport under airtight, high radiation and narrow environment, often can need to convey toward each station in the passageway that exceeds 100m, current transport structure uses in this special operational environment and has very big technical difficulty, for example traditional chain structure transmission is because there is the upper and lower chain, the too long passageway can lead to the chain to descend and can't effectively tighten, the direction deviation and the jamming problem that lead to, for example traditional lead screw structure transmission again is because the power shaft overlength, the requirement is very high to the rigidity of power shaft and driving motor's power.

Besides the conveying structure, the problem that a power system cannot be arranged on the transfer trolley (the power system cannot be directly arranged on the transfer trolley due to the characteristics of overlong tow lines, the steering of the transfer trolley, easy failure in a high-radiation environment and the like) also exists, and the extra action required to be completed on the transfer trolley is difficult.

Disclosure of Invention

The technical problem to be solved by the utility model is to provide a chain type transmission system for long channel XY axis transmission, which can be suitable for the back and forth transmission in long channels and even ultra-long channels under narrow environment; in addition, the technical scheme can also realize the horizontal movement of the tray on the transfer trolley, thereby conveniently operating between different stations.

The utility model provides a technical scheme that above-mentioned technical problem adopted is:

a chain type conveying system for long-channel XY-axis conveying structurally comprises a conveying channel, a conveying assembly, a transfer trolley and an external power assembly; the transfer passage includes a transfer track; the conveying assembly comprises at least two rigid connecting pieces, a guide piece, a push-pull piece and a conveying driving piece, adjacent rigid connecting pieces are connected in a rotating mode, the guide piece is connected with the rigid connecting pieces and matched with the conveying track, the push-pull piece is connected with the rigid connecting pieces and moves together with the rigid connecting pieces, and the conveying driving piece is matched with the rigid connecting pieces or the guide pieces to drive the rigid connecting pieces to move back and forth; the transfer trolley comprises a butt joint component and a horizontal conveying component, the butt joint component is matched with the push-pull piece to drive the transfer trolley to move on the conveying channel, and the external power component is arranged outside the transfer trolley and is matched with the horizontal conveying component to provide movement power for the horizontal conveying component.

The conveying assembly of the conveying system realizes the reciprocating motion by pushing and pulling the rigid connecting piece through the conveying driving piece and supports the rigid connecting piece through the guide piece, thereby overcoming the tensioning problem of the traditional chain structure and the rigidity problem of a lead screw structure, and solving the problem of power supply of a horizontal conveying assembly of a transfer trolley by arranging an external power assembly which needs to realize the horizontal translation function at a station and the like.

Furthermore, the transfer trolley also comprises a power interface, the horizontal conveying assembly comprises a conveying driving piece, the power interface is connected with the conveying driving piece, and the external power assembly is arranged on the conveying channel and ascends and descends relative to the conveying channel. The power supply of the transfer trolley and the interference resistance during the movement are realized through the matching of the lifting external power component and the power interface.

Preferably, the external power assembly comprises a joint driving piece, a moving block, a joint plate, a joint and a positioning pin, the joint driving piece drives the moving block to move horizontally, the moving block is hollow and provided with a chute on the surface, the joint plate is arranged in the moving block and connected with the chute, the joint and the positioning pin are arranged on the joint plate, and the positioning pin is limited on the conveying channel and ascends and descends relative to the conveying channel. Can realize that horizontal motion converts vertical motion into through this external power component to make and connect the driving piece and can set up the convenient maintenance change on transfer passage surface.

Preferably, the horizontal conveying assembly further comprises a secondary telescopic module, the secondary telescopic module comprises a fork base, a first fork plate and a second fork plate, a first gear and a first rack are arranged on the fork base, the first fork plate is arranged on the fork base in a sliding mode, a second gear and a second rack are arranged on the first fork plate, the second gear is matched with the first rack, the second rack is matched with the first gear, the second fork plate is arranged on the first fork plate in a sliding mode, a third rack is arranged on the second fork plate, and the third rack is matched with the second gear; the first gear is matched with the conveying driving piece. The horizontal conveying assembly can realize two-stage extension and retraction in the horizontal direction, so that the horizontal displacement range is larger.

Preferably, the butt joint assembly comprises a telescopic driving piece, the telescopic driving piece is connected with a telescopic rod, a connecting hole is formed in the push-pull piece, the telescopic rod is matched with the connecting hole, and the power interface is connected with the telescopic driving piece. The butt joint component can be matched and separated with the push-pull component through the matching of the power interface, so that the matching of one set of conveying component and different transfer vehicles, the steering of the transfer vehicles and other actions are realized.

Further, the external power assembly is a mechanical arm or manual operation. Robotic or manual operation may be used as a backup option, thereby improving the reliability of the transport system as a whole.

Preferably, the horizontal conveying assembly comprises a handle, a fork base, a fork plate, a linear slide rail and a limiting stop pin, the handle is arranged on the fork plate and matched with the external power assembly, the fork base is connected with the fork plate through the linear slide rail, and the limiting stop pin limits the relative movement distance between the fork base and the fork plate. This horizontal transfer subassembly can cooperate with manipulator or manual operation, and does not influence the setting of the flexible module of second grade.

Preferably, the transmission driving part is a rotating wheel, at least two notches are formed in the rotating wheel, the shapes of the notches are matched with those of the guide pieces, and the arc lengths among the notches are matched with the intervals between the guide pieces. This cooperation structure realizes the push-and-pull of push-and-pull piece reliably to when accomodating, rigid connection spare can be because dead weight and the cooperation inclination of rotating the wheel, realize evenly stacking.

Preferably, the guide piece is matched with the conveying track through universal wheels and a spherical track. The universal ball moves in the spherical guide rail, so that the guiding precision is high, the friction force is small, and the transmission efficiency is high.

Preferably, the conveying channel further comprises a trolley track, and the trolley track is matched with the transfer workshop through V-shaped wheels and V-shaped rails. The V-shaped wheel and the V-shaped rail are matched and suitable for long-channel transmission, and compared with structures such as a linear guide rail, the V-shaped wheel and the V-shaped rail can reduce machining precision and realize adjustment of errors in a stroke.

Compared with the prior art, the utility model have following advantage and effect:

1. the reciprocating conveying device can be suitable for reciprocating conveying in a long channel or even an ultra-long channel under a narrow environment, and the conveying reliability is further improved through the matching of the conveying driving piece and the guide piece, the guide piece and the conveying track and the matching of the trolley track and the transfer workshop;

2. the tray on the long-channel transfer trolley can move in the horizontal direction, so that the operation can be conveniently carried out among different stations, the horizontal displacement range is larger due to the secondary telescopic module, and the horizontal conveying assembly is suitable for mechanical arm or manual operation, so that the operation flexibility is improved, and the maintenance difficulty in case of failure is reduced;

3. the concrete structure of external power component can reduce the maintenance degree of difficulty of external power component to carry the cooperation of driving piece, flexible driving piece and power interface and can realize the motion on the transfer car (buggy) horizontal direction and also can realize the cooperation and the separation from of butt joint subassembly and push-and-pull piece.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the intersection of conveying channels.

Figure 3 is a view of the transfer assembly in combination with a transfer car.

Fig. 4 is a schematic structural diagram of a transfer assembly.

Fig. 5 is a view of the transfer tunnel, transfer assembly and transfer car.

Fig. 6 is a schematic view of the structure of the transfer vehicle.

Fig. 7 is a schematic structural diagram of a two-stage telescopic module.

Fig. 8 is a schematic structural view of the rotary platform.

Fig. 9 is a schematic structural view of an external power and disengagement assembly.

Description of reference numerals:

long channel conveyor system 1	First conveying path 11	Second conveyance path 12
			Third conveyance path 13	Rotating platform 14	Rotating platform support 141
Rotating platform motor 142	Chain track 15	Trolley rail 16
			Transfer assembly 2	Rotating wheel 21	Notch 211
Iron sheet 22	Guide wheel 23	Push-pull member 24
			Connection hole 241	Storage box 25	Transfer trolley 3
Horizontal transport assembly 31	Electric or pneumatic drive 311	Two-stage telescopic module 312
			Pallet fork base 3121	Pallet fork base drive gear 3122	Fork base driven gear 3123
Fork base rack 3124	First fork plate 3125	First pallet fork plate gear 3126
			Second pallet fork plate 3127	Second pallet fork plate rack 3128	Manual expansion module 313
Tray 314	Handle 315	Docking assembly 32
			Power interface 33	Wheel 34	External power and separation component 4
Joint driving cylinder 41	Motion block 42	Chute 43
			Connector plate 44	Positioning pin 45	Joint 46
Station 5

Detailed Description

The present invention will be described in further detail with reference to the following examples, which are illustrative of the present invention and are not intended to limit the present invention.

As shown in fig. 1, the present embodiment is a long-channel conveying system 1 disposed in a closed narrow environment, and includes a first conveying channel 11, a second conveying channel 12, and a third conveying channel 13, where the second conveying channel 12 is parallel to the third conveying channel 13 and is disposed at an angle of 90 degrees with respect to the first conveying channel 11, the second conveying channel 12 is connected to the first conveying channel 11, and the third conveying channel 13 is connected to the first conveying channel 11 through a rotating platform 14, the whole long-channel conveying system 1 is U-shaped, the lengths of the second conveying channel 12 and the third conveying channel 13 are greater than 100m, the length of the first conveying channel 11 is greater than 30m, and one end of each of the first conveying channel 11, the second conveying channel 12, and the third conveying channel 13 is provided with a set of conveying assembly 2. The side walls of the tail ends of the second conveying channel 12 and the third conveying channel 13 are communicated with a plurality of stations 5 for material processing, the side wall of the middle section of the first conveying channel 11 is communicated with one station 5 for maintenance of the transfer trolley 3, and the conveying channel corresponding to each station 5 is provided with an external power and separation assembly 4 for supplying power to the horizontal conveying assembly 31 and the butt-joint assembly 32 on the transfer trolley 3. The first transfer passage 11, the second transfer passage 12, the third transfer passage 13 and the rotary platform 14 are provided with a chain track 15 and a trolley track 16 for guiding the transfer assembly 2 and the trolley 3.

Referring to fig. 2 to 5, the conveying assembly 2 includes a rotating wheel 21, iron sheets 22, a guide wheel 23, a push-pull member 24 and a storage box 25, the length and number of each iron sheet are selected according to the length of the conveying passage and the rigidity of the iron sheets 22, two opposite connecting iron sheets 22 form a rigid connecting member to increase the strength of the rigid connecting member, two adjacent iron sheets 22 are connected by hinges, the guide wheel 23 is connected to the outer side of the iron sheet 22, the iron sheet 22 at the front end is connected to the push-pull member 24, the spacing distance of the guide wheel 23 is the same as the arc length of the notch 211 on the rotating wheel 21, and the guide wheel 23 is embedded in the notch 211, so that along with the rotation of the rotating wheel 21, under the limit of the rail or the limit block, the iron sheets 22 can push the push-pull member 24 to advance or pull the push-pull member 24 to retreat, and the redundant iron sheets 22 can fall into the storage box 25 along with the gravity during the retreat, except for, the transmission drive member and rigid link may also be a different type of belt or pulley-to-belt type of engagement or a vibration type of engagement. The front end of the push-pull piece 24 is provided with a connecting hole 241 for matching with the butt joint component 32 on the transfer trolley 3, a telescopic cylinder in the butt joint component 32 is powered by external power and the separation component 4 to stretch and retract to realize matching or separation with the push-pull piece 24, of course, magnetic components can be arranged on the external separation component and the push-pull piece or the butt joint component, the external separation component and the push-pull piece or the butt joint component realize matching or separation of the butt joint component and the push-pull piece through magnetic attraction, or the external separation component is a jacking component, and the external separation component jacks the push-pull piece or the butt joint component to realize matching or separation of the butt joint component and the push-pull piece. In the embodiment, the guide wheel 23 is a universal wheel and the chain track 15 is a spherical track, so that the guide wheel 23 can roll and limit in the chain track 15 well, and in addition, the wheels 34 of the transfer vehicle 3 in the embodiment are V-shaped wheels and the trolley track 16 is a V-shaped track, so that the transfer vehicle is more suitable for a long-channel transportation environment.

Referring to fig. 6 and 7, the trolley 3 comprises a horizontal conveying assembly 31, a docking assembly 32 and a power interface 33, and the external power and disconnection assembly 4 supplies power to the horizontal conveying assembly 31 and the docking assembly 32 by being connected with the power interface 33. Wherein the horizontal conveying assembly 31 is used for extending towards the direction of the station 5 so as to maintain or process the transfer trolley 3 or materials on the transfer trolley 3, the horizontal conveying assembly 31 comprises an electric or pneumatic driver 311, a secondary telescopic module 312 and a manual telescopic module 313, the whole horizontal conveying assembly 31 can be controlled by one of pneumatic, electric or manual operation or any matching, the secondary telescopic module 312 comprises a fork base 3121, a first fork plate 3125, a second fork plate 3127 and a pallet 314 (a part of the fork plates), the fork base 3121, the first fork plate 3125 and the second fork plate 3127 are arranged in a sliding manner, the pallet 314 is placed on the second fork plate 3127, a fork base driving gear 3122 is arranged on the fork base 3121, the fork base driving gear 3122 is driven by the electric or pneumatic driver 311, the fork base driving gear 3122 rotates to drive a fork base driven gear 3123 on the fork base 3121, a first fork plate rack (not shown in the figure) arranged on the first fork plate 3125 is meshed with the fork base driven gear 3123, so that the first fork plate 3125 is driven to advance, a first fork plate gear 3126 on the first fork plate 3125 is meshed with the fork base rack 3124, so that the first fork plate 3125 is driven to rotate while advancing, a second fork plate rack 3128 on the second fork plate 3127 is meshed with the first fork plate gear 3126, so that the first fork plate gear 3126 rotates to drive the second fork plate 3127 to advance to realize secondary expansion. The manual telescopic module 313 includes a handle 315 disposed on the tray 314, and a linear slide rail and a limit stop pin between the tray 314 and the second fork plate 3127, so that the whole horizontal conveying assembly 31 can be operated by a manipulator or a human, and the two-stage telescopic module 312 or the manual telescopic module 313 can be used alone, and the power input mode of the two-stage telescopic module 312 can be performed by one of pneumatic, electric or manual operation or any combination.

Referring to fig. 8 and 9, the rotating platform 14 is disposed on the rotating platform bracket 141 and is driven by the rotating platform motor 142 to rotate, the external power and disengaging assembly 4 capable of ascending and descending is disposed between the chain track 15 and the trolley track 16 on the rotating platform 14, the external power and disengaging assembly 4 includes a joint driving cylinder 41, a moving block 42 and a joint plate 44, the joint driving cylinder 41 horizontally drives the moving block 42, the moving block 42 is hollow and has a chute 43 on a side, the joint plate 44 is disposed in the moving block and extends out a bump matched with the chute 43, the joint plate 44 is provided with a positioning pin 45 and a joint 46, the positioning pin 45 is arranged in a guide sleeve fixed on the rotating platform 14 in a liftable manner, so that the horizontal movement of the joint driving cylinder 41 is converted into an ascending and descending movement through the chute 43 under the limit of the positioning pin 45, and the joint 46 is matched with or disengaged from the power interface 33, the external power and disengagement assembly located outside the station 5 is identical in structure to the external power and disengagement assembly 4. When the transfer trolley 3 needs to be steered, for example, the transfer trolley 3 moves from the first conveying channel 11 to the second conveying channel 12, the transfer assembly 2 of the first conveying channel 11 conveys the transfer trolley to the rotating platform 14, the external power and disengaging assembly 4 is lifted to supply power to the power interface 33, the telescopic cylinder works to disengage the abutting assembly 32 from the push-pull piece 24, the transfer assembly 2 of the first conveying channel 11 retracts, the rotating platform 14 rotates to align the track of the rotating platform 14 with the track of the second conveying channel 12, the transfer assembly 2 of the second conveying channel 12 extends, the telescopic cylinder works to enable the abutting assembly 32 to be matched with the push-pull piece 24, the external power and disengaging assembly 4 descends to disengage from the power interface 33, and the transfer assembly 2 of the second conveying channel 12 pulls to drive the transfer trolley 3 to move on the second conveying channel 12.

In addition, it should be noted that the specific embodiments described in the present specification may differ in the shape of the components, the names of the components, and the like. All equivalent or simple changes made according to the structure, characteristics and principle of the utility model are included in the protection scope of the utility model. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.

Claims

1. A chain conveyor system for long aisle XY axis transport characterized by: comprises a conveying channel, a conveying assembly, a transfer trolley and an external power assembly;

the transfer passage includes a transfer track;

the conveying assembly comprises at least two rigid connecting pieces, a guide piece, a push-pull piece and a conveying driving piece, adjacent rigid connecting pieces are connected in a rotating mode, the guide piece is connected with the rigid connecting pieces and matched with the conveying track, the push-pull piece is connected with the rigid connecting pieces and moves together with the rigid connecting pieces, and the conveying driving piece is matched with the rigid connecting pieces or the guide pieces to drive the rigid connecting pieces to move back and forth;

the transfer trolley comprises a butt joint component and a horizontal conveying component, the butt joint component is matched with the push-pull piece to drive the transfer trolley to move on the conveying channel, and the external power component is arranged outside the transfer trolley and is matched with the horizontal conveying component to provide movement power for the horizontal conveying component.

2. A chain conveyor system for long aisle XY-axis transport according to claim 1, where: the transfer trolley further comprises a power interface, the horizontal conveying assembly comprises a conveying driving piece, the power interface is connected with the conveying driving piece, and the external power assembly is arranged on the conveying channel and ascends and descends relative to the conveying channel.

3. A chain conveyor system for long aisle XY-axis transport according to claim 2, where: the external power assembly comprises a joint driving piece, a moving block, a joint plate, a joint and a positioning pin, the joint driving piece drives the moving block to move horizontally, the moving block is hollow, a chute is formed in the surface of the moving block, the joint plate is arranged in the moving block and connected with the chute, the joint and the positioning pin are arranged on the joint plate, and the positioning pin is limited on the conveying channel and ascends and descends relative to the conveying channel.

4. A chain conveyor system for long aisle XY-axis transport according to claim 2, where: the horizontal conveying assembly further comprises a secondary telescopic module, the secondary telescopic module comprises a fork base, a first fork plate and a second fork plate, a first gear and a first rack are arranged on the fork base, the first fork plate is arranged on the fork base in a sliding mode, a second gear and a second rack are arranged on the first fork plate, the second gear is matched with the first rack, the second rack is matched with the first gear, the second fork plate is arranged on the first fork plate in a sliding mode, a third rack is arranged on the second fork plate, and the third rack is matched with the second gear; the first gear is matched with the conveying driving piece.

5. A chain conveyor system for long aisle XY-axis transport according to claim 2, where: the butt joint assembly comprises a telescopic driving piece, the telescopic driving piece is connected with a telescopic rod, a connecting hole is formed in the push-pull piece, the telescopic rod is matched with the connecting hole, and the power interface is connected with the telescopic driving piece.

6. A chain conveyor system for long aisle XY-axis transport according to claim 1, where: the external power assembly is a mechanical arm or manual operation.

7. A chain conveyor system for long aisle XY-axis transport according to claim 6, where: the horizontal conveying assembly comprises a handle, a fork base, a fork plate, a linear sliding rail and a limiting stop pin, the handle is arranged on the fork plate and matched with an external power assembly, the fork base is connected with the fork plate through the linear sliding rail, and the limiting stop pin limits the relative movement distance between the fork base and the fork plate.

8. A chain conveyor system for long aisle XY-axis transport according to any one of claims 1 to 7, where: the conveying driving part is a rotating wheel, at least two notches are formed in the rotating wheel, the shapes of the notches are matched with those of the guiding parts, and the arc lengths among the notches are matched with the intervals among the guiding parts.

9. A chain conveyor system for long aisle XY-axis transport according to any one of claims 1 to 7, where: the guide piece is matched with the conveying track through universal wheels and spherical tracks.

10. A chain conveyor system for long aisle XY-axis transport according to any one of claims 1 to 7, where: the conveying channel further comprises a trolley track, and the trolley track is matched with the transfer workshop through V-shaped wheels and V-shaped rails.