CN214359759U

CN214359759U - Large-tonnage sponge stone tongs

Info

Publication number: CN214359759U
Application number: CN202120258502.XU
Authority: CN
Inventors: 吴根林; 赖仁中; 欧红扩
Original assignee: Dongguan Sien Machinery Co ltd
Current assignee: Dongguan Sien Machinery Co ltd
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2021-10-08
Anticipated expiration: 2031-01-29

Abstract

The utility model discloses a large-tonnage sponge stone tongs, include: a main beam arranged in a left-right direction; the main shaft is arranged along the left-right direction, is rotatably arranged on the main beam and is driven by a power device on the main beam to rotate; the plurality of clamping mechanisms are uniformly arranged along the left and right directions; each clamping mechanism comprises a mounting frame; the first transmission part and the second transmission part are movably mounted on the mounting rack in a front-back sliding manner, are respectively positioned on the upper side and the lower side of the main shaft, and form gear transmission with the main shaft; the ends of the first transmission component and the second transmission component, which are opposite to each other, are connected with clamping arms, and the two clamping arms can be gathered to clamp a sponge; and the hoisting assemblies are uniformly arranged along the left and right directions and are used for being coupled with the crane boom. The utility model has the advantages of the centre gripping is stable, the hoist and mount transportation of being convenient for.

Description

Large-tonnage sponge stone tongs

Technical Field

The utility model belongs to the technical field of sponge transportation equipment technique and specifically relates to a large-tonnage sponge stone tongs.

Background

In the existing sponge production line, the whole volume of the produced sponge is small, the transportation trolley is usually used for transportation, but a large-tonnage sponge with the length exceeding one hundred meters needs to be produced at present, and the existing transportation trolley is small in volume and cannot complete transportation operation. Therefore, a large-tonnage sponge hoisting clamp is needed to be matched with equipment such as a crane boom and the like for hoisting and transporting.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem to the problem among the above-mentioned prior art, provide a large-tonnage sponge stone tongs.

In order to solve the technical problem, the utility model discloses a technical scheme as follows: a large-tonnage sponge stone tongs, includes: a main beam arranged in a left-right direction; the main shaft is arranged along the left-right direction, is rotatably arranged on the main beam and is driven by a power device on the main beam to rotate; the clamping mechanisms are arranged on the main beam in a left-right direction; each clamping mechanism comprises a mounting frame; the first transmission part and the second transmission part are movably arranged on the mounting rack, are respectively positioned at the upper side and the lower side of the main shaft, and can rotate along with the main shaft to move back and forth; the first transmission part and the second transmission part are both connected with clamping arms which can be gathered to clamp the sponge; and the hoisting assemblies are uniformly arranged along the left and right directions and are used for being coupled with the crane boom.

As a further elaboration of the above technical solution:

in the technical scheme, the two opposite side walls of the clamping arms are provided with anti-skidding structures.

In the technical scheme, the main beam comprises a plurality of cross rods, and the cross rods are arranged in parallel along the left and right directions; the plurality of cross rods are connected with each other through connecting beams.

In the above technical scheme, the hoisting assembly comprises: the bottom of the mounting seat is detachably connected with the cross rod; the vertical plates are arranged on the mounting base at intervals; the first reinforcing rib is connected to the vertical plate and the mounting seat; and the hanging pin horizontally penetrates through the vertical plate.

In the above technical scheme, the hoisting assembly comprises: the bottom of the upper clamping plate is provided with a first groove matched with the upper surface of the cross rod; and the top of the lower clamping plate is provided with a second groove matched with the lower surface of the cross rod, and the lower clamping plate is detachably connected to the lower part of the upper clamping plate.

In the technical scheme, the mounting frame is characterized in that at least two groups of roller assemblies are arranged on the mounting frame along the width direction of the main beam; each roller assembly comprises a first roller, a second roller and a third roller; the first roller, the second roller and the third roller are rotatably mounted on the mounting frame and are sequentially arranged from top to bottom; the upper end surface and the lower end surface of the first transmission component are respectively in rolling fit with the first roller and the second roller; and the upper end surface and the lower end surface of the second transmission part are respectively in rolling fit with the second roller and the third roller.

In the above technical solution, it is characterized in that the spindle is sleeved with a gear, and the first transmission component and the second transmission component are respectively provided with a first rack and a second rack engaged with the gear.

The beneficial effects of the utility model reside in that: the main shaft is parallel to the main beam, so that the main beam has a better supporting effect on the main shaft, and the strength of the main shaft is ensured; in addition, the first transmission part and the second transmission part are movably mounted on the main beam in a front-and-back movement mode, so that the movement rigidity of the first transmission part and the second transmission part is guaranteed, the main shaft is driven by the power device to rotate so as to realize the front-and-back movement of the first transmission part and the second transmission part, and then the two clamping arms are gathered to clamp the sponge; and finally, the crane arm is convenient to connect with the hoisting assembly.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a first schematic structural view of the clamping mechanism of the present invention;

fig. 3 is a schematic structural view of the clamping mechanism of the present invention, fig. two;

figure 4 is the structure schematic diagram of the hoisting assembly of the utility model.

The reference numbers in the figures are respectively:

1. a main beam; 11. a power plant; 12. a cross bar; 13. a connecting beam; 14.

2. a main shaft; 21. a gear;

3. a clamping mechanism; 31. a mounting frame; 32. a first transmission member; 321. a first rack; 33. a second transmission member; 331. A second drive rack; 34. clamping arms; 35. an anti-slip structure; 36. a roller assembly; 361. a first roller; 362. a second roller; 363. a third roller;

4. hoisting the assembly; 41. a mounting seat; 411. an upper splint; 4111. a first groove; 412. a lower splint; 4121. a second groove; 42. a vertical plate; 421. reinforcing ribs; 43. hanging a pin; 44. and connecting the bolts.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The embodiments described by referring to the drawings are exemplary and intended to be used for explaining the present application and are not to be construed as limiting the present application. In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise. In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate. In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

Fig. 1-4 illustrate an embodiment of a large-tonnage sponge stone tongs, comprising: the main beam 1 is arranged along the left-right direction along the length direction of the main beam 1; a main shaft 2, the length direction of which is arranged along the length direction of the main beam 1, and which is rotatably mounted on the main beam 1, and the main shaft 2 is driven by a power device 11 on the main beam 1 to rotate; the clamping mechanisms 3 are uniformly arranged along the length direction of the main beam 1; each of the clamping mechanisms 3 comprises a mounting frame 31; a first transmission part 32 and a second transmission part 33 which can move along the front and back directions of the main beam 1 are movably arranged on the mounting rack 31; the first transmission part 32 and the second transmission part 33 are oppositely arranged at the upper side and the lower side of the main shaft 2 and can move back and forth along with the rotation of the main shaft 2; the ends of the first transmission component 32, which are opposite to the ends of the second transmission component 33, are connected with clamping arms 34, and the two clamping arms 34 can be gathered to clamp a sponge; and the hoisting assemblies 4 are uniformly arranged along the length direction of the main beam 1 and are used for being coupled with a crane boom.

Specifically, main shaft 2 is formed by many pivots concatenation, the pivot is adjacent between two liang end passes through the coupling joint fixedly, each the pivot is still rotated through a plurality of bearings and is installed on girder 1, make its during operation atress balanced, difficult rupture, in addition, multi-section's main shaft 2 has the advantage of easily processing and transportation, is difficult for the rupture at the in-process of processing and transportation.

The power device 11 may be a servo motor, and the servo motor may be directly connected to the main shaft 2 to form a power connection, or may be indirectly connected to the main shaft 2 through a speed reducer or a speed reduction pulley assembly.

The main shaft 2 may rotate to drive the first transmission member 32 and the second transmission member 33 to move back and forth by adopting a cam transmission mechanism: two cams form a group, two groups of cams are respectively matched with the first transmission part 32 and the second transmission part 33, the two cams in the same group are respectively used for driving the corresponding transmission parts to move forwards or backwards when rotating, a single curve groove cam can be adopted, namely, a curve groove is respectively formed on two end faces of one cam, the opposite end parts of the first transmission part 32 and the second transmission part 33 are inserted into the corresponding curve grooves through a bearing of a cam follower, namely, the first transmission part 32 and the second transmission part 33 can be driven to gather and expand outwards by the rotation of a single cam; further, the spindle 2 may be rotated to drive the first transmission member 32 and the second transmission member 33 to move back and forth by using a link mechanism, a crank device, or the like.

It will be appreciated that in other embodiments, the opposing side walls of the two clamping arms 34 have anti-slip structures 35. The anti-slip structure 35 may be an anti-slip groove, an anti-slip rubber coating layer wrapped on the surface of the clamping arm 34, and the like, wherein a preferable choice is that the anti-slip structure 35 is a limiting square tube mounted at the bottom of the clamping arm 34, and when the anti-slip structure is used, the bottom of a limiting square tube sponge can abut against the upper end surface of the limiting square tube to prevent the sponge from deforming and falling downwards; furthermore, in order to improve the rigidity of the present invention, all the first transmission components 32 on the same side should be connected to the same square limiting pipe, and all the second transmission components 33 on the other side should be connected to the other square limiting pipe.

It is understood that in other embodiments, the main beam 1 comprises a plurality of cross bars 12 arranged in parallel; the plurality of cross bars 12 are arranged in parallel along the left-right direction; the cross bars 12 are connected in pairs through connecting beams 13; the frame type structure greatly reduces the weight of the main beam 1 while ensuring the structural strength of the main beam 1.

It will be appreciated that in other embodiments, the lifting assembly 4 comprises: the bottom of the mounting seat 41 is fixedly connected with the cross rod 12; a plurality of vertical plates 42 arranged on the mounting base 41, wherein a reinforcing rib 421 should be arranged between the vertical plates 42 and the mounting base 41; and the hanging pins 43 horizontally penetrate through and are fixedly arranged on all the vertical plates 42. When the coupling device is used, the hook of the crane boom can be directly hooked on the hanging pin 43 to realize coupling, or a steel wire rope is tied on the hanging pin 43, and the hook of the crane boom is hooked on the steel wire rope to realize coupling.

It is understood that in other embodiments, the mounting seat 41 includes: an upper clamp plate 411 having a first groove 4111 at the bottom matched with the upper surface of the cross bar 12; a lower clamp plate 412 having a second groove 4121 on the top thereof for matching with the lower surface of the cross bar 12 and detachably connected to the lower side of the upper clamp plate 411, wherein the detachable connection may be in different forms such as a bolt connection, a snap connection or a movable pin connection, and specifically, the bolt connection is taken as an example for explanation: in the using process, there may be a situation that the position of the mounting seat 41 is mistakenly unbalanced in the left-right direction of the main beam, at this time, the connecting bolt 44 is loosened so that the corresponding cross bar 12 is loosened by the upper clamping plate 411 and the lower clamping plate 422, then, the mounting seat 411 slides to the correct position along the cross bar 12, and finally, the bolt 44 is screwed so that the upper clamping plate 411 and the lower clamping plate 422 are clamped and fixed on the cross bar 12; can dismantle the mode of connection and make the utility model has the advantages of convenient to use, the regulation of being convenient for.

It is understood that, in other embodiments, at least two sets of roller assemblies 36 are arranged on the mounting frame 31 along the width direction of the main beam 1; each roller assembly 36 comprises a first roller 361, a second roller 362 and a third roller 363 which are sequentially arranged from top to bottom; the first roller 361, the second roller 362 and the third roller 363 are rotatably mounted on the mounting frame 31; the upper and lower end surfaces of the first transmission member 32 are respectively in rolling fit with the first roller 361 and the second roller 362; the upper end surface and the lower end surface of the second transmission part 33 are respectively in rolling fit with the second roller 263 and the third roller 363; the utility model discloses in first drive disk assembly 32 with adopt rolling friction to replace sliding friction's mode between the second drive disk assembly 33, have advantages such as frictional force is little, the transmission consumption is little, difficult wearing and tearing.

It is understood that, in other embodiments, the main shaft 2 is sleeved with a gear 21, and the first transmission part 32 is provided with a first rack 321 engaged with the gear 21; the second transmission part 33 is provided with a second rack 331 engaged with the gear 21, and when in use, the main shaft 2 rotates to drive the first transmission part 32 and the second transmission part 33 to slide back and forth through the main shaft 2 in a rack transmission mode.

The utility model discloses the during operation, by power device 11 drive 2 rotations of main shaft, 2 rotations of main shaft are in order to drive two arm lock 34 is gathered together or is opened outward, and then realizes pressing from both sides tightly or loosen the sponge, again by the arm lock with 4 couplings of hoist and mount subassembly are in order to carry the sponge.

The above is not intended to limit the technical scope of the present invention, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are all within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a large-tonnage sponge stone tongs which characterized in that includes:

a main beam arranged in a left-right direction;

the main shaft is arranged along the left-right direction, is rotatably arranged on the main beam and is driven by a power device on the main beam to rotate;

the clamping mechanisms are arranged on the main beam in a left-right direction; each clamping mechanism comprises a mounting frame; the first transmission part and the second transmission part are movably arranged on the mounting rack, are respectively positioned at the upper side and the lower side of the main shaft, and can rotate along with the main shaft to move back and forth; the first transmission part and the second transmission part are both connected with clamping arms which can be gathered to clamp the sponge;

and the hoisting assemblies are uniformly arranged along the left and right directions and are used for being coupled with the crane boom.

2. The large-tonnage sponge lifting clamp according to claim 1, wherein the opposing side walls of the two clamping arms have anti-slip structures.

3. The large-tonnage sponge lifting clamp according to claim 1, wherein the main beam comprises a plurality of cross bars, and the cross bars are arranged in parallel in the left-right direction; the plurality of cross rods are connected with each other through connecting beams.

4. The large-tonnage sponge stone tongs of claim 3, wherein the hoisting assembly comprises:

the bottom of the mounting seat is detachably connected with the cross rod;

the vertical plates are arranged on the mounting base at intervals;

the first reinforcing rib is connected to the vertical plate and the mounting seat;

and the hanging pin horizontally penetrates through the vertical plate.

5. The large-tonnage sponge stone tongs of claim 3, wherein the hoisting assembly comprises:

the bottom of the upper clamping plate is provided with a first groove matched with the upper surface of the cross rod;

and the top of the lower clamping plate is provided with a second groove matched with the lower surface of the cross rod, and the lower clamping plate is detachably connected to the lower part of the upper clamping plate.

6. The large-tonnage sponge lifting clamp according to any one of claims 1 to 5,

at least two groups of roller assemblies are arranged on the mounting frame along the width direction of the main beam; each roller assembly comprises a first roller, a second roller and a third roller; the first roller, the second roller and the third roller are rotatably mounted on the mounting frame and are sequentially arranged from top to bottom;

the upper end surface and the lower end surface of the first transmission component are respectively in rolling fit with the first roller and the second roller;

and the upper end surface and the lower end surface of the second transmission part are respectively in rolling fit with the second roller and the third roller.

7. The large-tonnage sponge lifting clamp according to claim 6,

the main shaft is sleeved with a gear,

and the first transmission part and the second transmission part are respectively provided with a first rack and a second rack which are meshed with the gear.