CN218620221U - Promote transfer device and nuclear fuel assembly production system - Google Patents

Abstract

The utility model discloses a lifting transfer device, which comprises a frame, a lifting mechanism, a horizontal moving mechanism, a clamping mechanism and a first driving mechanism; a fixture connects on horizontal migration mechanism for moving about centre gripping product, horizontal migration mechanism is along horizontal direction swing joint on elevating system, elevating system passes through the vice swing joint frame of lead screw of vertical arrangement, first actuating mechanism includes two sets of gyration driving pieces, and the both ends of the lead screw in the lead screw pair are connected respectively to two sets of gyration driving pieces, and every group gyration driving piece is used for driving the lead screw gyration and goes up and down in order to drive elevating system. The utility model discloses a promotion transfer device can realize promoting and shift two kinds of actions through single device, has simplified the device structure, has saved space, and two sets of driving pieces can also guarantee the production progress. The utility model also provides a nuclear fuel assembly production system uses this promotion transfer device to carry out the product and carries.

Description

Promote transfer device and nuclear fuel assembly production system

Technical Field

The utility model belongs to the technical field of carry the frock, concretely relates to promote transfer device and nuclear fuel assembly production system.

Background

During the production of nuclear fuel assemblies, there is often involved the lifting and lateral transport of the product. Conventionally, two sets of mechanisms are designed to respectively realize lifting action and transverse transmission action, namely an independent lifting device and a transverse moving device, so that the mechanical structure is complex and the space is occupied. In addition, in case of the existing lifting device, if abnormal working conditions occur, such as damage of driving equipment, when a product cannot be lifted, the transportation process is interrupted, the transverse moving device and the like at the rear of the lifting device need to be stopped, the lifting device can continue after the maintenance is finished, and the production progress is slowed down.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the lifting transfer device is provided to solve the defects in the prior art, which can simplify the conveying structure, save the occupied space and ensure the production progress; a nuclear fuel assembly production system is also provided.

The utility model provides a lifting and transferring device, which comprises a frame, a lifting mechanism, a horizontal moving mechanism, a clamping mechanism and a first driving mechanism; a fixture is connected on horizontal migration mechanism for moving about centre gripping product, horizontal migration mechanism is along horizontal direction swing joint on elevating system, elevating system passes through the vice swing joint frame of lead screw of vertical arrangement, first actuating mechanism includes two sets of gyration driving pieces, and the both ends of the lead screw in the lead screw is vice are connected respectively to two sets of gyration driving pieces, and every gyration driving piece of group is used for driving the lead screw gyration and goes up and down in order to drive elevating system.

Preferably, at least one of the two sets of rotary driving parts of the first driving mechanism is an automatic driving part, the automatic driving part comprises a driving motor, and an output shaft of the driving motor is connected with the end part of the screw rod.

Preferably, at least one of the two sets of rotary driving parts of the first driving mechanism is a manual driving part which comprises a commutator and a handle, the handle rotates around a horizontal axis, one end of the commutator is connected with the handle, and the other end of the commutator is connected with the end part of the screw rod.

Preferably, elevating system still includes lifter plate, slider and lifting guide, and the screw rod is vice still to include the nut, and the cooperation lead screw is cup jointed to the nut, lifting guide lays along vertical direction in the frame, one side surface connection of lifter plate horizontal migration mechanism, opposite side surface connection slider and nut, slider sliding fit lifting guide.

Preferably, the rack is further provided with two sets of lifting limiting parts, and the two sets of lifting limiting parts are respectively located at the top end and the bottom end of the lifting plate, which are set to be lifting travel.

Preferably, the lifting and transferring device further comprises a second driving mechanism, the second driving mechanism is connected to the lifting mechanism and used for driving the horizontal moving mechanism to move along the horizontal direction, the horizontal moving mechanism comprises a sliding table, one side of the sliding table is connected with the clamping mechanism, and the other side of the sliding table is connected with the driving end of the second driving mechanism.

Preferably, the lifting mechanism is provided with two groups of horizontal limiting parts, and the two groups of horizontal limiting parts are respectively located at two ends of the sliding table, which are set for the horizontal movement stroke.

Preferably, the clamping mechanism comprises a clamping driving part and two clamping jaws, and the two clamping jaws are oppositely arranged and are oppositely opened and closed under the driving of the clamping driving part.

Preferably, the clamping mechanism further comprises two hook claws, the two hook claws are respectively connected below the clamping jaw, and the bottoms of the two hook claws are respectively provided with a hook part extending horizontally and oppositely.

The utility model also provides a nuclear fuel assembly production system, including production facility and foretell promotion transfer device, production facility is used for producing the nuclear fuel assembly, it is used for transporting the nuclear fuel assembly to promote the transfer device.

The utility model provides a promote transfer device, its elevating system is in the frame along vertical direction swing joint, and horizontal migration mechanism is on elevating system along horizontal direction swing joint for the fixture of activity centre gripping product is connected on horizontal migration mechanism. Therefore, when the device runs, the horizontal moving mechanism can drive the clamping mechanism to move horizontally, and the lifting mechanism can drive the horizontal moving mechanism to move up and down. The product is transported by the device and can be lifted and transferred without two independent devices, so that the overall structure of the device is simplified, the occupied space is smaller, and the production and maintenance are more convenient.

And wherein the first actuating mechanism that drives elevating system lift includes two sets of gyration driving pieces, and two sets of gyration driving pieces are connected the both ends of lead screw respectively, all can realize the swing drives. In case the abnormal operating mode appears, if when certain drive arrangement damaged, another rotary driving piece still can be as usual use, ensures that the product promotes as usual, does not need long-time shutdown maintenance, guarantees the production progress.

Drawings

Fig. 1 is a schematic structural view of a lifting and transferring device in embodiment 1 of the present invention;

fig. 2 is a schematic horizontal sectional view of a lift transfer device according to embodiment 1 of the present invention;

fig. 3 is a schematic view of the connection between the lifting mechanism and the horizontal moving mechanism in the lift-transfer device according to embodiment 1 of the present invention;

fig. 4 is a schematic structural view of a horizontal movement mechanism in a lift transfer device according to embodiment 1 of the present invention.

In the figure: 1. a frame; 11. a lifting guide rail; 12. a lifting limiting part; 13. a mounting frame; 14. a travel switch; 2. a lifting mechanism; 21. a screw rod; 211. a slew bearing; 22. a lifting plate; 221. a horizontal guide rail; 23. a slider; 24. a nut; 25. a horizontal limit piece; 3. a horizontal movement mechanism; 31. a sliding table; 311. a guide block; 32. a connecting plate; 33. a drag chain; 34. a tow chain groove; 4. a clamping mechanism; 41. clamping the driving member; 42. a clamping jaw; 43. hooking claws; 431. a hooking part; 5. a first drive mechanism; 51. an automatic drive; 511. a drive motor; 512. a speed reducer; 513. a first coupling; 52. a manual drive; 521. a commutator; 522. a handle; 523. a second coupling; 524. a supporting seat; 6. a second drive mechanism; 61. a rodless cylinder; 7. a product cup.

Detailed Description

In the following, the technical solutions in the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, not all embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience and simplicity of description, and do not indicate or imply that the device or element referred to must be provided with a specific orientation, configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

In the description of the present invention, the terms "first", "second", and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "connected," "disposed," "mounted," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Example 1

The lifting transfer device of the utility model, as shown in fig. 1, comprises a frame 1, a lifting mechanism 2, a horizontal moving mechanism 3, a clamping mechanism 4 and a first driving mechanism 5; the lifting mechanism 2 is movably connected to the frame 1 along the vertical direction, the horizontal moving mechanism 3 is movably connected to the lifting mechanism 2 along the horizontal direction, and the clamping mechanism 4 for movably clamping the product is connected to the horizontal moving mechanism 3.

When the device operates, the horizontal moving mechanism 3 can drive the clamping mechanism 4 to move horizontally, and the lifting mechanism 2 can drive the horizontal moving mechanism 3 to move up and down. The product can be transported by the device to realize lifting and transferring without two independent devices, so that the overall structure of the device is simplified, the occupied space is smaller, and the production and maintenance are more convenient.

Furthermore, the lifting mechanism 2 is movably connected with the frame 1 through a vertically arranged screw rod pair. The top and bottom ends of the screw rod 21 are connected with the frame 1 through a rotary bearing 211, and the end part penetrates out of the frame 1. The first driving mechanism 5 comprises two groups of rotary driving pieces, and the two groups of rotary driving pieces are respectively connected with two ends of the screw rod 21 penetrating out of the rack 1.

Because two groups of rotary driving pieces are respectively connected with two ends of the screw rod 21, the two rotary driving pieces can realize rotary driving. In case when the abnormal operating mode appears, if when a certain drive arrangement damaged, another rotary driving piece still can be used as usual, ensures that the product promotes as usual, does not need long-time shutdown maintenance, guarantees the production progress. Just because the lifting mechanism 2 adopts the lead screw 21 to lift, two groups of rotary driving pieces can be respectively arranged at two ends of the lead screw 21, the output shafts cannot interfere with each other, and equipment such as a switching mechanism and the like does not need to be additionally arranged.

Furthermore, in the present embodiment, one of the two sets of rotary driving members of the first driving mechanism 5 is an automatic driving member 51, and the other is a manual driving member 52. The automatic driving member 51 is used for automatically driving the screw rod 21 to rotate, and the manual driving member 52 is used for driving the screw rod 21 to rotate through manual operation.

The automatic driving part 51 comprises a driving motor 511, a speed reducer 512 and a first coupling 513, the frame 1 is covered with a mounting frame 13 at the penetrating end of the screw rod 21, the driving motor 511 and the speed reducer 512 are connected to the mounting frame 13, an output shaft of the driving motor 511 is connected with an input shaft of the speed reducer 512, and an output shaft of the speed reducer 512 penetrates through the mounting frame 13 and is connected with the penetrating end part of the screw rod 21 through the first coupling 513.

The manual driving member 52 includes a commutator 521, a handle 522, a second coupling 523, and a supporting base 524, the supporting base 524 is mounted on the frame 1, and a horizontal cylindrical structure is provided on the supporting base 524, and the handle 522 passes through the cylindrical structure and can rotate around its horizontal axis. The commutator 521 is used for power transmission in the horizontal and vertical directions, and has one end connected to the handle 522 and the other end connected to the end of the lead screw 21 through the second coupling 523.

In this embodiment, in order to facilitate the use of the handle 522 by the worker, the automatic driving member 51 is disposed below the frame 1 and connected to the bottom end of the lead screw 21, and the manual driving member 52 is disposed above the frame 1 and connected to the top end of the lead screw 21. And the handle 522 horizontally rotates, so that the manual rotation operation of the worker is facilitated, and the vertically arranged screw rod 21 can be driven through the reverser 521.

In this embodiment, as shown in fig. 2, the lifting mechanism 2 further includes a lifting plate 22, a slider 23, two lifting rails 11, and the screw pair further includes a nut 24, the nut 24 is located in the middle of one side surface of the lifting plate 22, and the nut 24 is in sleeve fit with the screw 21.

Two lifting guide rails 11 are arranged on the frame 1 along the vertical direction, four corners of the lifting plate 22 are respectively connected with a sliding block 23, and the two sliding blocks 23 which correspond up and down are in sliding fit on the same lifting guide rail 11.

When the screw 21 rotates, the nut 24 is driven to ascend and descend along the thread, and the slider 23 on the lifting plate 22 is matched with the lifting guide rail 11, so that the lifting plate 22 does not rotate but stably ascends and descends. The slider 23 and the nut 24 are disposed on the same side surface of the lifting plate 22, thereby leaving a space on the other side surface of the lifting plate 22 for easy connection with the horizontal movement mechanism 3.

In this embodiment, the rack 1 is provided with a travel switch 14 at the end of the lifting stroke of the lifting plate 22, the travel switch 14 is electrically connected to the driving motor 511 in the automatic driving unit 51, when the lifting plate 22 moves to the travel switch 14, the travel switch 14 is triggered, the travel switch 14 sends a stop signal to the driving motor 511, and the driving motor 511 stops driving after receiving the stop signal, so that the lifting plate 22 stops to continuously ascend or descend, and stays in the set stroke.

Further, in order to avoid the failure of the travel switch 14 and to perform mechanical limiting, two sets of lifting limiting members 12 are further disposed on the frame 1, and the two sets of lifting limiting members 12 are respectively located at the top end and the bottom end of the lifting plate 22 where the lifting travel is set. The elevator plate 22 does not continue to operate when it contacts the elevator stopper 12.

In this embodiment, the lifting limiting member 12 may be a blocking piece, or a tubular structure, and may be made of a flexible material, so as not to damage the lifting plate 22, as long as the limiting function of the lifting plate 22 is performed, which may be selected according to the use situation, and is not described herein.

As shown in fig. 3 and 4, the lifting and transferring device of the present invention further comprises a second driving mechanism 6, wherein the second driving mechanism 6 comprises a rodless cylinder 61. A rodless cylinder 61 is attached to the surface of the elevating plate 22 for driving the horizontal movement mechanism 3 to move in the horizontal direction. The lifting plate 22 is also provided on its surface with a horizontal guide rail 221 arranged horizontally. The horizontal movement mechanism 3 includes a slide table 31 and a connection plate 32. The sliding table 31 is of an L-shaped structure, one side of the sliding table is connected with the clamping mechanism 4, the other side of the sliding table is connected with a connecting plate 32, and the connecting plate 32 is connected with the driving end of the rodless cylinder 61. The surface of the slide table 31 near the lifting plate 22 is also provided with a guide block 311, and the guide block 311 is in sliding fit with the horizontal guide rail 221.

When the product is horizontally transferred, the rodless cylinder 61 drives the connecting plate 32 to move, the connecting plate 32 drives the sliding table 31 to move in the horizontal direction, and the guide block 311 and the horizontal guide rail 221 also perform the guiding of the horizontal movement.

Further, in the present embodiment, the horizontal movement mechanism 3 further includes a drag chain 33 and a drag chain groove 34. The tow chain groove 34 is parallel to the rodless cylinder 61, is located above the rodless cylinder 61, and is also disposed on the surface of the lifting plate 22. The drag chain 33 is placed in the drag chain groove 34, and one end thereof is movable and connected to the upwardly extending plate of the link plate 32. The inside all kinds of trachea and the signal line etc. that are arranged in placing fixture 4 of tow chain 33 play the accommodation effect, because the tip of tow chain 33 can with connecting plate 32 simultaneous movement, consequently inside trachea signal line etc. also can with respective connecting piece simultaneous movement, avoid the cable to interfere with other movable part and lead to the damage. (wherein, the air tube is used to drive the clamping driving element 41 and the two clamping jaws 42, and the signal line is used to transmit the loosening and clamping state signals of the clamping jaws, which are conventional functions, and the detailed principle thereof is not described herein again).

Furthermore, in the present embodiment, two sets of horizontal limiting members 25 are disposed on the lifting mechanism 2, and the two sets of horizontal limiting members 25 are respectively located at two ends of the set horizontal moving stroke of the sliding table 31, so as to limit the sliding table 31 within the set stroke.

In this embodiment, fixture 4 includes centre gripping driving piece 41 and two clamping jaws 42, and two clamping jaw 42 swing joint are on slip table 31, and set up relatively, and the two department of being relative is equipped with the circular arc structure of indent, with the columnar structure adaptation of product, conveniently carries out the centre gripping. The two clamping jaws 42 are driven by the clamping driving piece 41 to open and close relatively. In the present embodiment, the clamping driving member 41 is an air cylinder, and in other embodiments, other driving devices may be used as appropriate.

The clamping mechanism 4 further comprises two opposite hook claws 43, the two hook claws 43 are respectively connected below the clamping jaw 42, the two hook claws 43 are in an L-shaped structure, and the bottom parts of the two hook claws 43 are respectively provided with a hook part 431 which horizontally extends in opposite directions. When clamping the product, the hooking portion 431 can support the product from the bottom of the product, so that even if a small clamping force is used, the product is not separated, and just because of this, the clamping jaw 42 can use the small clamping force to grab the product, thereby avoiding damaging the product.

In this embodiment, the working process of the lifting and transferring device is as follows:

in an initial state, the lifting mechanism 2 is at the bottom, the clamping jaws 42 in the clamping mechanism 4 are in an open state, the product cup 7 is placed into the clamping jaws 42 by an external mechanism (in this embodiment, the external mechanism does not include, and the external mechanism can also be implemented by a mechanical claw or a manual operation), the clamping driving member 41 drives the two clamping jaws 42 to be in a clamping state, so that the hook claws 43 are also in a clamping state, at this time, the product cup 7 is clamped by the clamping jaws 42, and the bottom of the product cup is supported by the hook portions 431 of the hook claws 43, so that the product cup 7 is prevented from accidentally sliding down in the lifting process.

After the product cup 7 is clamped, the driving motor 511 drives the speed reducer 512 to drive the screw rod 21 to rotate through the first coupling 513, and the screw rod 21 and the nut 24 are matched through the screw pair to drive the lifting mechanism 2 to move on the lifting guide rail 11, so that the lifting operation of the product cup 7 is realized, and the product cup 7 is lifted to a preset height (whether the product cup is in place is judged through the travel switch 14).

If the lifting mechanism 2 fails in the lifting process, the manual driving member 52 can be used for operation, and the specific operation steps are as follows: the manual shaking handle 522 sequentially passes through the commutator 521 and the second coupler 523 to drive the screw rod 21 to rotate, and the screw rod 21 is matched with the nut 24 through a screw pair so as to drive the lifting mechanism 2 to move on the lifting guide rail 11. The lifting operation of the lifting mechanism 2 is realized by controlling the forward and reverse directions of the manual driving piece 52, and after the product cup 7 is lifted or dropped to a preset position, the equipment fault is checked and overhauled through manual intervention.

After the product cup 7 is lifted to a predetermined height, the horizontal moving mechanism 3 starts to perform corresponding actions, which are as follows: the slide table 31 is driven by the rodless cylinder 61 in the second driving mechanism 6 to move forward along the horizontal guide rail 221 and horizontally push the product cup 7 to a predetermined position (whether the product cup is in place is determined by the horizontal limit piece 25).

After the product cup 7 is lifted by the lifting mechanism 2 and horizontally moved by the horizontal moving mechanism 3, it reaches a predetermined discharging position, i.e. above an external device (in this embodiment, this part is not included), the clamping driving member 41 reversely drives the two clamping jaws 42 to be in a released state, the hook claw 43 is also in a released state, and at this time, the product cup 7 falls onto the external device. The horizontal movement mechanism 3 is reversely reset (horizontally retracted), and the lift mechanism 2 is reversely operated according to the above-described lift operation to be lowered to the lowermost position and returned to the initial state.

The utility model discloses a promote transfer device can realize reliably snatching and promote the transfer to the product, has simple structure compactness, automatic competent, safe and reliable just examine advantage such as maintenance convenience.

Example 2

The nuclear fuel assembly production system of this embodiment, including production facility and the promotion transfer device in embodiment 1, production facility is used for producing the nuclear fuel assembly, promotes the transfer device and is used for transporting the nuclear fuel assembly, and consequently the system need not tedious conveying equipment, and also can not occupy too big space, and it is also comparatively convenient to overhaul and maintain to can realize the stable centre gripping of nuclear fuel assembly and carry.

In this embodiment, the nuclear fuel assembly production system is specifically used for producing and transporting the product cups 7 (as shown in fig. 1), and in other embodiments, the nuclear fuel assembly production system of the present invention may be used for producing other assemblies.

It is to be understood that the above embodiments are merely exemplary embodiments that have been employed to illustrate the principles of the present invention, and that the present invention is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the invention, and these modifications and improvements are also considered to be within the scope of the invention.

Claims (10)

1. A lift transfer device, characterized by: comprises a frame (1), a lifting mechanism (2), a horizontal moving mechanism (3), a clamping mechanism (4) and a first driving mechanism (5);

the clamping mechanism (4) for movably clamping the product is connected on the horizontal moving mechanism (3), the horizontal moving mechanism (3) is movably connected on the lifting mechanism (2) along the horizontal direction, the lifting mechanism (2) is movably connected with the frame (1) through a vertically arranged screw pair,

the first driving mechanism (5) comprises two groups of rotary driving pieces, the two groups of rotary driving pieces are respectively connected with two ends of a screw rod (21) in the screw rod pair, and each group of rotary driving pieces are used for driving the screw rod (21) to rotate so as to drive the lifting mechanism (2) to lift.

2. The lift transfer device of claim 1, wherein: at least one of the two groups of rotary driving parts of the first driving mechanism (5) is an automatic driving part (51), the automatic driving part (51) comprises a driving motor (511), and an output shaft of the driving motor (511) is connected with the end part of the screw rod (21).

3. The lift transfer device of claim 1, wherein: at least one of the two groups of rotary driving pieces of the first driving mechanism (5) is a manual driving piece (52), the manual driving piece (52) comprises a commutator (521) and a handle (522),

the handle (522) rotates around a horizontal axis, one end of the commutator (521) is connected with the handle (522), and the other end of the commutator is connected with the end part of the screw rod (21).

4. The lift transfer device of any one of claims 1 to 3, wherein: the lifting mechanism (2) also comprises a lifting plate (22), a sliding block (23) and a lifting guide rail (11), the screw rod pair also comprises a nut (24), the nut (24) is sleeved and matched with the screw rod (21),

the lifting guide rail (11) is arranged on the frame (1) along the vertical direction,

one side surface of the lifting plate (22) is connected with the horizontal moving mechanism (3), the other side surface is connected with a sliding block (23) and a nut (24), and the sliding block (23) is arranged on the lifting guide rail (11) in a sliding mode.

5. The lift transfer device of claim 4, wherein: the lifting device is characterized in that the rack (1) is further provided with two groups of lifting limiting parts (12), and the two groups of lifting limiting parts (12) are respectively located at the top end and the bottom end of the lifting plate (22) for setting lifting travel.

6. The lift transfer device of claim 1, wherein: the device also comprises a second driving mechanism (6), the second driving mechanism (6) is connected to the lifting mechanism (2) and is used for driving the horizontal moving mechanism (3) to move along the horizontal direction,

the horizontal moving mechanism (3) comprises a sliding table (31), one side of the sliding table (31) is connected with the clamping mechanism (4), and the other side of the sliding table is connected with the driving end of the second driving mechanism (6).

7. The lift transfer device of claim 6, wherein: the lifting mechanism (2) is provided with two groups of horizontal limiting parts (25), and the two groups of horizontal limiting parts (25) are respectively positioned at two ends of the sliding table (31) for setting the horizontal movement stroke.

8. The lift transfer device of claim 1, wherein: the clamping mechanism (4) comprises a clamping driving part (41) and two clamping jaws (42), the two clamping jaws (42) are arranged oppositely, and are driven by the clamping driving part (41) to open and close oppositely.

9. The lift transfer device of claim 8, wherein: the clamping mechanism (4) further comprises two hook claws (43), the two hook claws (43) are respectively connected below one clamping jaw (42), and the bottoms of the two hook claws (43) are respectively provided with a hooking part (431) which horizontally extends oppositely.

10. A nuclear fuel assembly production system, characterized by: comprising production equipment and a lift transfer device according to any one of claims 1 to 9,

the production plant is used for producing nuclear fuel assemblies,

the lift transfer device is used for transporting nuclear fuel assemblies.

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