CN211078247U

CN211078247U - Electric crane for production and hoisting of engineering machinery accessories

Info

Publication number: CN211078247U
Application number: CN201921520170.7U
Authority: CN
Inventors: 付华升
Original assignee: Jiujiang Ruisheng Wear Parts Manufacturing Co ltd
Current assignee: Jiujiang Ruisheng Wear Parts Manufacturing Co ltd
Priority date: 2019-09-12
Filing date: 2019-09-12
Publication date: 2020-07-24
Anticipated expiration: 2029-09-12

Abstract

The utility model belongs to the technical field of engineering machine tool accessory production, in particular to an electric travelling crane for hoisting engineering machine tool accessory production, which comprises a stand column, wherein a cantilever is arranged on the stand column, a translation trolley is movably arranged in the cantilever, an electric hoist is hoisted at the lower part of the translation trolley, and two supporting beams which are distributed at intervals along the longitudinal direction are arranged at the top end of the stand column; the device also comprises a rotary support frame; the support beam positioned at the lower part is provided with a turnover driving component for driving the cantilever to rotate; the hoisting travelling crane of the utility model is provided with the H-shaped travelling wheel matched track as an active path, so that the translational trolley can move more stably, and meanwhile, the translational trolley is additionally provided with a stable sliding component, and the stable wheel is ensured to abut against the inner wall of the cantilever through the buffer spring, and the buffering effect is achieved, so that the translational trolley is more stable when moving, the translational trolley is prevented from shaking to impact the cantilever, the safe hoisting is ensured, and the service life of the equipment is prolonged; the equipment cantilever can swing left and right, and the hoisting range is wide.

Description

Electric crane for production and hoisting of engineering machinery accessories

Technical Field

The utility model belongs to the technical field of the production of engineering machine tool accessory, concretely relates to electric driving is used in hoist and mount of engineering machine tool accessory production.

Background

The engineering machinery is an important component of equipment industry, is generally called as engineering machinery as mechanical equipment necessary for comprehensive mechanical construction engineering required by earth and stone construction engineering, pavement construction and maintenance, mobile hoisting, loading and unloading operation and various construction engineering, and is mainly used in the fields of national defense construction engineering, traffic transportation construction, energy industry construction and production, raw material industry construction and production of mines and the like, agriculture and forestry water conservancy construction, industrial and civil construction, urban construction, environmental protection and the like.

Original engineering machine tool accessory production is hoisted and is used electric automobile, and the translation dolly moves about on the cantilever when using, but equipment lacks necessary safety protection subassembly, and the translation dolly produces easily when removing rocks, influences the hoist and mount, and bumps bad translation dolly easily.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that exists among the prior art, the utility model provides an engineering machine tool accessory production is hoisted and is used electric automobile, have hoist and mount area big and translation dolly remove steady characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: an electric travelling crane for production and hoisting of engineering machinery accessories comprises an upright post, wherein a cantilever is mounted on the upright post, a translation trolley is movably mounted in the cantilever, an electric hoist is hoisted at the lower part of the translation trolley, and two supporting beams which are distributed at intervals along the longitudinal direction are mounted at the top end of the upright post; the cantilever support frame is rotatably arranged between the two support beams, one end of the cantilever is fixedly connected with the bottom end of the outer side surface of the rotary support frame, and a reinforcing connecting rod is fixed between the other end of the cantilever and the top end of the outer side surface of the rotary support frame; a turnover driving component for driving the cantilever to rotate is arranged on the supporting beam positioned at the lower part; and the left side wall and the right side wall of the translation trolley are respectively provided with a stable sliding assembly, and the stable sliding assembly comprises a clamping plate, a movable mounting block, a buffer spring and a stabilizing wheel.

As a preferred technical scheme of the utility model, the splint interval is fixed in on the translation dolly lateral wall, movable mounting piece movable mounting is two splint are inboard, the stabilizer wheel is installed on the lateral surface of movable mounting piece, buffer spring distributes the medial surface of movable mounting piece with between the translation dolly.

As a preferred technical scheme of the utility model, spacing spout has been seted up on the opposite face of splint respectively, the surface of movable mounting piece still be fixed with respectively with spacing spout assorted limit slide.

As an optimal technical scheme of the utility model, the interior bottom surface of cantilever is fixed with two relative distribution's track, the bottom surface both ends of translation dolly install respectively with the corresponding walking wheel of track.

As an optimized technical scheme of the utility model, the vertical tangent plane of walking wheel is "H" type structure.

As a preferred technical solution of the present invention, a translation driving assembly for driving the translation trolley to reciprocate is further installed in the cantilever, and the translation driving assembly includes a walking driving motor, a ball screw and a pre-embedded nut, the walking driving motor is installed in the cantilever, the pre-embedded nut is fixed inside the translation trolley, one end of the ball screw is fixedly connected with an output shaft of the walking driving motor, the other end of the ball screw is connected with an end wall of an inner cavity of the cantilever after penetrating through the translation trolley, and the ball screw is connected with the pre-embedded nut through a threaded screwing manner; and a bearing is fixed at the joint of the end part of the ball screw and the end wall of the inner cavity of the cantilever.

As a preferred technical scheme of the utility model, the upset drive assembly includes rotary driving motor, first upset gear and second upset gear, rotary driving motor is fixed in a supporting beam surface, first upset gear is fixed a supporting beam output shaft is last, second upset gear cover is established and is fixed on the runing rest frame, just first upset gear with second upset gear meshing is connected.

Compared with the prior art, the beneficial effects of the utility model are that: the hoisting travelling crane of the utility model is provided with the H-shaped travelling wheel matched track as an active path, so that the translational trolley can move more stably, and meanwhile, the translational trolley is additionally provided with a stable sliding component, and the stable wheel is ensured to abut against the inner wall of the cantilever through the buffer spring, and the buffering effect is achieved, so that the translational trolley is more stable when moving, the translational trolley is prevented from shaking to impact the cantilever, the safe hoisting is ensured, and the service life of the equipment is prolonged; the equipment cantilever can swing left and right, and the hoisting range is wide.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic top view of the turnover gear of the present invention;

fig. 3 is a schematic side sectional structure view of the cantilever according to the present invention;

fig. 4 is a schematic view of the cross-sectional structure of fig. 3 along the direction a-a in the present invention;

fig. 5 is an enlarged schematic view of a portion B of fig. 4 according to the present invention;

fig. 6 is an enlarged schematic view of the part C of fig. 4 according to the present invention;

in the figure: 1. a column; 2. a cantilever; 3. an electric hoist; 4. a support beam; 5. a reinforcing connecting rod; 6. rotating the support frame; 7. a rotary drive motor; 8. a first overturning gear; 9. a second overturning gear; 10. a travel driving motor; 11. a ball screw; 12. translating the trolley; 13. a bearing; 14. pre-burying a nut; 15. a splint; 16. a movable mounting block; 17. a buffer spring; 18. a limiting chute; 19. a limiting slide block; 20. a stabilizing wheel; 21. a traveling wheel; 22. a track.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-6, the present invention provides the following technical solutions: an electric travelling crane for production and hoisting of engineering machinery accessories comprises an upright post 1, wherein a cantilever 2 is installed on the upright post 1, a translation trolley 12 is movably installed in the cantilever 2, an electric hoist 3 is hoisted at the lower part of the translation trolley 12, and two supporting beams 4 which are distributed at intervals along the longitudinal direction are installed at the top end of the upright post 1 in a welding mode; the lifting device is characterized by further comprising a rotating support frame 6, wherein two ends of the rotating support frame 6 are rotatably mounted between the two support beams 4 through rotating shafts respectively, one end of the cantilever 2 is fixedly connected with the bottom end of the outer side face of the rotating support frame 6 in a welding mode, a reinforcing connecting rod 5 is fixedly arranged between the other end of the cantilever 2 and the top end of the outer side face of the rotating support frame 6 in a welding mode, the rotating support frame 6, the cantilever 2 and the reinforcing connecting rod 5 are combined to form a right-angled triangle structure, stability is better, and engineering mechanical; a turning driving component for driving the cantilever 2 to rotate is arranged on the supporting beam 4 at the lower part; and the left side wall and the right side wall of the translation trolley 12 are respectively provided with a stable sliding component, and the stable sliding component comprises a clamping plate 15, a movable mounting block 16, a buffer spring 17 and a stabilizing wheel 20.

Specifically, according to fig. 4 and fig. 5, in this embodiment, the clamping plates 15 are fixed on the side wall of the translational trolley 12 at intervals in a welding manner, the movable mounting blocks 16 are movably mounted inside the two clamping plates 15, the stabilizing wheels 20 are mounted on the outer side surface of the movable mounting blocks 16, the buffer springs 17 are distributed between the inner side surface of the movable mounting blocks 16 and the translational trolley 12, the stabilizing wheels 20 can be tightly attached to the inner wall of the cantilever 2 through the elastic action of the buffer springs 17, when the translational trolley 12 moves, the stabilizing wheels 20 rotate along the inner wall of the cantilever 2, and meanwhile, the elastic action of the buffer springs 17 is utilized, so that the translational trolley 12 can be ensured to move more stably, and the cantilever 2.

Specifically, as shown in fig. 5, in this embodiment, the opposite surfaces of the clamping plate 15 are respectively provided with a limiting sliding groove 18, the outer surface of the movable mounting block 16 is further respectively fixed with a limiting sliding block 19 matched with the limiting sliding groove 18 by welding, when the translation trolley 12 shakes, the movable mounting block 16 can move by the stabilizing wheel 20, and when the movable mounting block 16 moves, the limiting sliding block 19 moves along the limiting sliding groove 18, so that the movable mounting block 16 moves more stably, and meanwhile, the moving range of the movable mounting block 16 is limited, so that the movable mounting block 16 can move more safely.

Specifically, according to fig. 4 and fig. 6, in this embodiment, two rails 22 are fixed to the inner bottom surface of the cantilever 2 in a welding manner, and two traveling wheels 21 corresponding to the rails 22 are respectively installed at two ends of the bottom surface of the translation trolley 12, so that when the translation trolley 12 moves, the traveling wheels 21 move along the rails 22, and the resistance of rolling friction is small, thereby ensuring the stability and safety of the movement of the translation trolley 12.

Specifically, as shown in fig. 6, in the present embodiment, the longitudinal section of the traveling wheel 21 is an "H" shaped structure, and the rail 22 can be embedded into the notch of the traveling wheel 21 with the "H" shaped structure, so as to further improve the moving stability of the translation trolley 12.

Specifically, according to the attached drawing shown in fig. 3, in this embodiment, a translation driving assembly for driving the translation trolley 12 to reciprocate is further installed in the cantilever 2, and the translation driving assembly includes a travel driving motor 10, a ball screw 11 and an embedded nut 14, the travel driving motor 10 is installed in the cantilever 2 through a bolt, the embedded nut 14 is fixed inside the translation trolley 12 through a welding manner, one end of the ball screw 11 is fixedly connected with an output shaft of the travel driving motor 10, the other end of the ball screw penetrates through the translation trolley 12 and then is connected with an end wall of an inner cavity of the cantilever 2, and the ball screw 11 is screwed with the embedded nut 14 through threads; the bearing 13 is fixed at the joint of the end part of the ball screw 11 and the end wall of the inner cavity of the cantilever 2, the walking driving motor 10 is started, the output shaft of the walking driving motor 10 is used for driving the ball screw 11 to rotate, and due to the existence of the embedded nut 14, when the ball screw 11 rotates, the translation trolley 12 can be driven to move through the embedded nut 14.

Specifically, as shown in fig. 1 and fig. 2, in this embodiment, the turning driving assembly includes a rotation driving motor 7, a first turning gear 8 and a second turning gear 9, the rotation driving motor 7 is fixed on the surface of the supporting beam 4 through a bolt, the first turning gear 8 is fixed on the output shaft of the supporting beam 4, the second turning gear 9 is fixed on the rotation supporting frame 6 in a sleeved manner, the first turning gear 8 is meshed with the second turning gear 9, the rotation driving motor 7 is started, the first turning gear 8 is driven to rotate through the output shaft of the rotation driving motor 7, the second turning gear 9 is driven to rotate due to the meshed connection of the first turning gear 8 and the second turning gear 9, so as to drive the rotation supporting frame 6 to swing, in addition, as shown in fig. 2, the first turning gear 8 is a half gear, that is driven by the rotation driving motor 7, the cantilever 2 can only swing 90 degrees leftwards or rightwards at the central position, the safety of the cantilever 2 is ensured, and the cantilever 2 is prevented from swinging, transiting and impacting the upright post 1.

The utility model discloses a theory of operation and use flow: when the hoisting equipment is used, an operator firstly operates and starts the walking driving motor 10, so that the walking driving motor 10 operates to drive the translation trolley 12 to move to a proper position above an engineering mechanical part to be hoisted, the engineering mechanical part to be hoisted is hung on the lower part of the electric hoist 3, the walking driving motor 10 is restarted, and the translation trolley 12 moves to drive the engineering mechanical part to move;

and when necessary, the rotary driving motor 7 is started to drive the cantilever 2 to rotate, and the engineering machinery accessories are hung at a proper position for processing.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an engineering machine tool accessory production is electric automobile driving for hoist and mount, includes stand (1), install cantilever (2) on stand (1) movable mounting has translation dolly (12) in cantilever (2), the lower part hoist and mount of translation dolly (12) have electronic calabash (3), its characterized in that: two supporting beams (4) which are distributed at intervals along the longitudinal direction are arranged at the top end of the upright post (1); the cantilever crane is characterized by further comprising a rotary support frame (6), wherein the rotary support frame (6) is rotatably arranged between the two support beams (4), one end of the cantilever (2) is fixedly connected with the bottom end of the outer side face of the rotary support frame (6), and a reinforcing connecting rod (5) is fixed between the other end of the cantilever (2) and the top end of the outer side face of the rotary support frame (6); a turning driving component for driving the cantilever (2) to rotate is arranged on the supporting beam (4) at the lower part; the left side wall and the right side wall of the translation trolley (12) are respectively provided with a stable sliding component, and the stable sliding component comprises a clamping plate (15), a movable mounting block (16), a buffer spring (17) and a stabilizing wheel (20).

2. The electric traveling crane for hoisting in production of engineering machinery accessories, according to claim 1, is characterized in that: the clamping plates (15) are fixed on the side wall of the translation trolley (12) at intervals, the movable mounting blocks (16) are movably mounted on the inner sides of the two clamping plates (15), the stabilizing wheels (20) are mounted on the outer side face of each movable mounting block (16), and the buffer springs (17) are distributed between the inner side face of each movable mounting block (16) and the translation trolley (12).

3. The electric traveling crane for hoisting in production of engineering machinery accessories, according to claim 2, is characterized in that: the opposite surfaces of the clamping plates (15) are respectively provided with a limiting sliding groove (18), and the outer surfaces of the movable mounting blocks (16) are respectively fixed with a limiting sliding block (19) matched with the limiting sliding grooves (18).

4. The electric traveling crane for hoisting in production of engineering machinery accessories, according to claim 1, is characterized in that: two rails (22) which are distributed oppositely are fixed on the inner bottom surface of the cantilever (2), and traveling wheels (21) corresponding to the rails (22) are respectively installed at two ends of the bottom surface of the translation trolley (12).

5. The electric traveling crane for hoisting in production of engineering machinery accessories is characterized in that: the longitudinal section of the travelling wheel (21) is of an H-shaped structure.

6. The electric traveling crane for hoisting in production of engineering machinery accessories, according to claim 1, is characterized in that: the cantilever (2) is also internally provided with a translation driving assembly for driving the translation trolley (12) to reciprocate, the translation driving assembly comprises a walking driving motor (10), a ball screw (11) and a pre-embedded nut (14), the walking driving motor (10) is arranged in the cantilever (2), the pre-embedded nut (14) is fixed in the translation trolley (12), one end of the ball screw (11) is fixedly connected with an output shaft of the walking driving motor (10), the other end of the ball screw penetrates through the translation trolley (12) and then is connected with the end wall of the inner cavity of the cantilever (2), and the ball screw (11) is connected with the pre-embedded nut (14) in a screwing manner through threads; and a bearing (13) is fixed at the joint of the end part of the ball screw (11) and the end wall of the inner cavity of the cantilever (2).

7. The electric traveling crane for hoisting in production of engineering machinery accessories, according to claim 1, is characterized in that: the overturning driving assembly comprises a rotary driving motor (7), a first overturning gear (8) and a second overturning gear (9), the rotary driving motor (7) is fixed on the surface of the supporting beam (4), the first overturning gear (8) is fixed on an output shaft of the supporting beam (4), the second overturning gear (9) is sleeved and fixed on the rotary supporting frame (6), and the first overturning gear (8) is meshed and connected with the second overturning gear (9).