CN215101487U

CN215101487U - Dual-purpose clamp for overturning and horizontal hoisting

Info

Publication number: CN215101487U
Application number: CN202121152643.XU
Authority: CN
Inventors: 张万国; 雷国强; 杨传武; 郑国先
Original assignee: Wuhan Shenye Hoisting Machinery Co ltd
Current assignee: Wuhan Shenye Hoisting Machinery Co ltd
Priority date: 2021-05-26
Filing date: 2021-05-26
Publication date: 2021-12-10
Anticipated expiration: 2031-05-26

Abstract

The utility model relates to a dual-purpose clamp of upset flat hanging, including frame, tong arm and chuck, wherein the bottom of frame has the restraint plane, and two tong arms all connect in the frame, and two chucks are all rotationally installed in the one end of tong arm, and the axis of rotation of chuck is parallel and restraint plane, the axis of rotation coincidence of two chucks. The utility model discloses, when facing the slab ingot of vertical state, through drawing in two tong arms in, make two chucks grasp the one end at slab ingot top to mention the handling from the casting well with the slab ingot. When the platform reaches the designated position, the slab ingot is lowered to enable one end of the bottom of the slab ingot to be abutted against the working platform, and the rack is lowered while the platform is moved. Because the two chucks can rotate, the flat ingot can be overturned to be in a horizontal state by taking the bottom of the flat ingot as a rotation axis. When facing to the flat ingot in a horizontal state, the restraint plane on the rack can be abutted against the top surface of the flat ingot, and the flat ingot is fixed by drawing in the clamp arms, so that the flat ingot can be hoisted in a flat hoisting mode.

Description

Dual-purpose clamp for overturning and horizontal hoisting

Technical Field

The utility model relates to a jack-up stone tongs technical field especially relates to a dual-purpose clamp is hung to upset tie.

Background

After smelting and refining, non-ferrous metal alloy is cast into metal flat ingots of various specifications, and when the metal flat ingots are safely hoisted out of a casting well, a vertical turnover hoisting tool is needed.

In other processes, the slab ingot is generally horizontally placed for safety and convenience, so that the slab ingot is generally lifted in a flat lifting manner. Namely, the slab ingot in the vertical state is firstly turned by adopting a turning hanger to be in the horizontal state, and then is horizontally lifted by other hangers.

It is easy to see that, the above-mentioned in-process needs to use a plurality of hoists to accomplish the different actions of slab ingot, and the action of changing the hoist can seriously reduce production efficiency, still can improve the complexity of arranging of different equipment facilities in the factory building, increases investment cost, reduces the availability factor of equipment.

SUMMERY OF THE UTILITY MODEL

In view of the above, there is a need to provide a dual-purpose clamp for turning and horizontally lifting, which is used to solve the problem that a plurality of lifting tools need to be replaced to turn and horizontally lift a slab ingot in the existing slab ingot processing process.

The utility model provides a dual-purpose clamp is hung to upset flat, include:

the bottom of the frame is provided with a constraint plane;

the two clamp arms are connected to the rack, one ends of the clamp arms extend to the bottom of the rack, and the two clamp arms can be mutually folded operatively;

the two chucks are rotatably arranged at one ends of the two tong arms and are respectively positioned at one side where the two tong arms are folded, the rotating axes of the chucks are parallel to the constraint plane, and the rotating axes of the two chucks coincide.

Optionally, the chuck includes pivot, butt head and bearing, and wherein the tong arm is inserted to the pivot, and butt head fixed connection deviates from the one end of tong arm in the pivot, and the inner circle of bearing is connected in the pivot, and the outer lane of bearing is connected in the tong arm.

Optionally, the clamp arm includes a sliding portion and a clamping portion, wherein the sliding portion is slidably inserted into the frame, a sliding direction of the sliding portion is parallel to the constraint plane, the clamping portion is fixedly connected to one end of the sliding portion, which is away from the frame, the clamping portion extends toward the bottom of the frame, and a clamping head is installed at one end of the clamping portion, which is away from the sliding portion.

Optionally, the inside of the frame is provided with two sliding blocks, the sliding part is provided with two waist-shaped holes, the extending direction of the waist-shaped holes is parallel to the constraint plane, and the two waist-shaped holes on one forceps arm are respectively sleeved outside the two sliding blocks.

Optionally, the clamp arm further comprises a telescopic piece, the clamp arm further comprises a driving portion, the driving portion is fixedly connected to the sliding portion, the driving portion is located on one side, away from the clamping portion, of the sliding portion, and two ends of the telescopic piece are connected to the two driving portions respectively.

Optionally, the telescoping member is a hydraulic cylinder.

Optionally, the synchronous component further comprises two synchronous racks and two synchronous gears, wherein the two synchronous racks are respectively mounted on the sliding portion, the extending direction of the synchronous racks is the same as the sliding direction of the sliding portion, the two synchronous gears are meshed with the two synchronous racks simultaneously, and the two synchronous racks are respectively located on two sides of the synchronous gears.

Optionally, the synchronizing assembly further includes a fixed beam and a gear shaft, the fixed beam is fixedly mounted in the frame, one end of the gear shaft is rotatably mounted on the fixed beam, and the other end of the gear shaft is coaxially connected to the synchronizing gear.

Optionally, the lifting device further comprises a lifting hook pin, the lifting hook pin is inserted into the top of the rack, and an axis of the lifting hook pin is parallel to the constraint plane.

Optionally, the rack further comprises an indicator light, and the indicator light is mounted on the outer side of the rack.

The utility model provides a pair of dual-purpose clamp is hung to upset flat, when the slab ingot in the face of vertical state, through drawing in two tong arms in, make two chucks grasp the one end at slab ingot top to mention the slab ingot handling from the casting well. When the platform reaches the designated position, the slab ingot is lowered to enable one end of the bottom of the slab ingot to be abutted against the working platform, and the rack is lowered while the platform is moved. Because the two chucks can rotate, the flat ingot can be overturned to be in a horizontal state by taking the bottom of the flat ingot as a rotation axis. When facing to the flat ingot in a horizontal state, the restraint plane on the rack can be abutted against the top surface of the flat ingot, and the flat ingot is fixed by drawing in the clamp arms, so that the flat ingot can be hoisted in a flat hoisting mode. Compare in traditional slab ingot handling method, the utility model discloses reached and only accomplished the purpose of three kinds of actions of vertical handling, upset and horizontal handling of slab ingot with a hoist, saved the extra time of location, adjustment, detection that produce because of changing the hoist during production, greatly improved production efficiency, reduced because of the probability of frequent manual operation production accident, can also make the equipment in the factory building arrange more succinctly.

Drawings

Fig. 1 is a schematic structural view of an embodiment of the dual-purpose clamp for overturning and horizontal hoisting provided by the present invention;

FIG. 2 is a side view taken along the line A-A in FIG. 1;

FIG. 3 is an enlarged view of a portion of FIG. 1 at B;

fig. 4 is a schematic structural view of a clamp arm in an embodiment of the dual-purpose clamp for overturning and horizontal hoisting provided by the present invention;

fig. 5 is a partially enlarged view of fig. 2 at C.

Detailed Description

The following detailed description of the preferred embodiments of the invention, which is to be read in connection with the accompanying drawings, forms a part of this application, and together with the embodiments of the invention, serve to explain the principles of the invention and not to limit its scope.

As shown in the combined drawings 1-2, the utility model provides a dual-purpose clamp for overturning and horizontal hoisting, which comprises a frame 1, two clamp arms 2 and two chucks 3. The bottom of the rack 1 is provided with a constraint plane 4, the constraint plane 4 is parallel to the horizontal plane when the dual-purpose clamp for overturning and horizontal hanging is static, and the constraint plane 4 is used for abutting against the upper surface of a slab ingot in the horizontal state. Two tong arms 2 all connect in frame 1, and the one end of tong arm 2 extends to the bottom of frame 1, and two tong arms 2 can collect in each other and press from both sides and get the flat spindle operationally. The two chucks 3 are rotatably arranged at one ends of the two forceps arms 2, the two chucks 3 are respectively positioned at one side where the two forceps arms 2 are folded, the rotating axes of the chucks 3 are parallel to the constraint plane 4, and the rotating axes of the two chucks 3 are overlapped.

The utility model provides a pair of dual-purpose clamp is hung to upset flat, when the slab ingot in the face of vertical state, through drawing in two tong arms 2 in, make the one end at two chucks 3 grasping slab ingot tops to mention the handling from the casting well with the slab ingot. When the platform reaches the designated position, the slab ingot is lowered to enable one end of the bottom of the slab ingot to be abutted against the working platform, and the rack 1 is lowered while the platform is moved. Because the two chucks 3 can rotate, the flat ingot can be overturned to be in a horizontal state by taking the bottom of the flat ingot as a rotation axis, so that the flat ingot is overturned. When facing the flat ingot in a horizontal state, the restraining plane 4 on the rack 1 can be abutted against the top surface of the flat ingot, and the flat ingot is fixed by drawing the clamp arm 2. The constraint plane 4 limits the upward movement of the slab ingot and the rotational freedom degrees in two directions, and the two clamp arms 2 limit the movement of the slab ingot along the axial direction of the chuck 3 and the rotational freedom degrees in the remaining direction, so that the slab ingot can be hoisted in a flat hoisting mode only by tightening the two clamp arms 2.

As a preferred embodiment, the plane of constraint 4 in this embodiment is the bottom surface of a nylon plate mounted on the bottom of the frame 1. The nylon plate has the advantages of good toughness, wear resistance, oil resistance and the like, can prolong the service life of the dual-purpose clamp for the turnover horizontal hanging, and can protect the surface of the slab ingot from being worn easily. It is to be understood that the nylon plate in the present embodiment is only one preferred embodiment, and the constraining plane 4 may be one surface of a plate-like member made of other material. Of course, under the condition that the requirement on the surface abrasion degree of the slab ingot is not high, the plane at the bottom of the frame 1 can be used as the constraint plane 4.

As shown in fig. 3, the chuck 3 in the present embodiment includes a rotating shaft 31, an abutting head 32, and a bearing 33 as a preferred embodiment. The rotating shaft 31 is inserted into the clamp arm 2, the abutting head 32 is fixedly connected to one end of the rotating shaft 31, which is far away from the clamp arm 2, and the abutting head 32 is the part actually abutted to the slab ingot. The inner race of the bearing 33 is connected to the rotating shaft 31, and the outer race of the bearing 33 is connected to the caliper arm 2.

As a preferred embodiment, the frame 1 in this embodiment includes two side plates (not shown in the drawings), the two side plates are parallel and overlapped in the horizontal direction, and the bottoms of the two side plates are both connected with the workpiece on which the constraint plane 4 is located, that is, the constraint plane 4 closes the bottoms of the two side plates.

As shown in fig. 4, the clamp arm 2 of the present embodiment includes a sliding portion 21 and a clamping portion 22. Wherein the sliding part 21 is slidably inserted into the frame 1, i.e. inside the two side plates in this embodiment, and the sliding direction of the sliding part 21 is parallel to the constraint plane 4. Clamping part 22 fixed connection deviates from the one end of frame 1 in sliding part 21, and clamping part 22 extends to the bottom of frame 1, and chuck 3 is installed to the one end that clamping part 22 deviates from sliding part 21, and chuck 3 is located one side that even clamping part 22 is opposite. The length of the clamping part 22 in the vertical direction is slightly shorter, and is only larger than the thickness of the slab ingot to be lifted.

In a preferred embodiment, the frame 1 in this embodiment has two sliders 5 therein, and the sliding portion 21 has two slots 23. The extending direction of the waist-shaped holes 23 is parallel to the constraint plane 4, and two waist-shaped holes 23 on one forceps arm 2 are respectively sleeved outside the two slide blocks 5. That is, the sliding part 21 can drive the whole jawarm 2 to slide, the waist-shaped hole 23 plays a role of a track, so as to ensure the linear motion of the sliding part 21, and the stroke of the sliding part 21 is limited by the slide block 5.

The two ends of the sliding block 5 in this embodiment are respectively installed on the two side plates of the frame 1 through parts such as sliding sleeves and screws. And one jawarm 2 is limited by two sliders 5, so that the stability of the jawarm 2 can be improved and the occurrence of a slight rotation of the jawarm 2 can be prevented. In addition, the sliding block 5 in the embodiment is cylindrical, but the cross section of the sliding block 5 in practical use can also be square, and the square shape can increase the contact area to increase the friction force, so that the sliding stability of the clamp arm 2 is further improved.

It is understood that the forceps arm 2 in the embodiment is folded in a sliding manner, and in practical use, the shape and folding manner of the forceps arm 2 may be other manners. For example, a slide rail is provided in the housing 1, and the slide portion 21 is mounted in the slide rail. Still further, the clamp arm 2 can also be in the shape of a clamp and is connected to the frame 1 through a hinge shaft, and the clamp arm can be folded through rotation. However, it is necessary to add a bushing, a pull rod, etc. to the chuck 3 to maintain the rotation axis of the chuck 3 horizontal.

The utility model also provides a preferred embodiment, this dual-purpose clamp of upset flat hanging still includes extensible member 6, and tong arm 2 still includes drive division 24. The driving portion 24 is fixedly connected to the sliding portion 21, the driving portion 24 is located on one side of the sliding portion 21 away from the clamping portion 22, and two ends of the telescopic member 6 are respectively connected to the two driving portions 24. The extension direction of the extension piece 6 is consistent with the sliding direction of the sliding part 21, and the extension piece 6 can drive the sliding part 21 to slide after extending. In the embodiment, the two clamp arms 2 are staggered in the frame 1, so that the driving part 24 is fixedly connected to one end of the sliding part 21 extending into the frame 1, the volume of the whole turning and flat hanging dual-purpose clamp is reduced to the maximum extent, and meanwhile, the two clamp arms 2 are ensured to have larger stroke and strength.

As a preferred embodiment, the telescoping member 6 in this embodiment is a hydraulic ram. The hydraulic oil cylinder has large tensile force, low cost and stable operation. In practical application, the extensible member 6 may also be other structures with an extensible function, and under the condition that the conditions allow, for example, the weight of the slab ingot is not large, and the working environment is ideal, the extensible member 6 may also be other components with an extensible function from two ends to two sides, such as an electric push rod, an extensible mechanism composed of parts such as a rotary cylinder and a transmission rod, and an extensible mechanism formed by combining a plurality of hydraulic cylinders side by side.

Referring to fig. 5, the present invention also provides a preferred embodiment, wherein the dual-purpose clamp for overturning and horizontal hoisting further comprises a synchronizing assembly 7, and the synchronizing assembly 7 comprises two synchronizing racks 71 and two synchronizing gears 72. The two synchronous racks 71 are respectively mounted on the sliding portion 21 through screws, the extending direction of the synchronous racks 71 is the same as the sliding direction of the sliding portion 21, the two synchronous gears 72 are simultaneously meshed with the two synchronous racks 71, and the two synchronous racks 71 are respectively located on two sides of the synchronous gears 72.

As a preferred embodiment, the synchronizing assembly 7 in this embodiment further includes a fixing beam 73 and a gear shaft 74. The fixed beam 73 is fixedly installed in the frame 1, the gear shaft 74 is vertically disposed, one end thereof is rotatably installed to the fixed beam 73, and the other end of the gear shaft 74 is coaxially connected to the synchronizing gear 72. Since the telescopic part 6 is arranged in a floating manner, the present exemplary embodiment provides a synchronizing assembly 7 for controlling the synchronization of the two gripper arms 2. The synchronous component 7 controls the two tong arms 2 to stretch simultaneously, the stretching amount is ensured to be the same, the synchronous gear 72 is fixed in position, the two tong arms 2 are ensured to be symmetrical all the time, and the center of gravity of the turning and flat-hanging dual-purpose tong is prevented from shifting. It is understood that the fixed beam 73 may be located below the synchronizing gear 72, and in addition, the synchronizing gear 72 may be installed in the frame 1 in other manners, so that it is only necessary to ensure that the synchronizing gear 72 is located at the center of gravity of the turning and flat-hanging dual-purpose clamp.

The utility model also provides a preferred embodiment, this upset is flat hangs dual-purpose clamp and still includes lifting hook round pin 8, and lifting hook round pin 8 inserts the top of locating frame 1, and lifting hook round pin 8's axis is on a parallel with restraint plane 4. The axis of the hook pin 8 in this embodiment is parallel to the horizontal plane and perpendicular to the sliding direction of the jawarms 2. As the name implies, the hook pin 8 is used to connect the hook of a crane.

The utility model also provides a preferred embodiment, this dual-purpose clamp of upset flat hanging still includes pilot lamp 9. The indicator light 9 is mounted on the outside of the frame 1. Because this dual-purpose clamp of flat hanging of upset is often located very high position, consequently this embodiment installs pilot lamp 9 additional and makes things convenient for the field personnel to judge the condition of local. For example, the indicator light 9 can be a two-color light or a three-color light, and different colors are used for indicating the clamping and failure of the dual-purpose clamp for overturning and leveling and the telescopic limit light of the clamp arm 2.

The utility model provides a pair of dual-purpose clamp is hung to upset flat, when the slab ingot in the face of vertical state, through drawing in two tong arms 2 in, make the one end at two chucks 3 grasping slab ingot tops to mention the handling from the casting well with the slab ingot. When the platform reaches the designated position, the slab ingot is lowered to enable one end of the bottom of the slab ingot to be abutted against the working platform, and the rack 1 is lowered while the platform is moved. Because the two chucks 3 can rotate, the flat ingot can be overturned to be in a horizontal state by taking the bottom of the flat ingot as a rotation axis. When facing to the flat ingot in a horizontal state, the constraint plane 4 on the rack 1 can be abutted against the top surface of the flat ingot, and the flat ingot is fixed by drawing the clamp arms 2, so that the flat ingot can be hoisted in a flat hoisting manner. Compared with the traditional slab ingot hoisting method, the utility model discloses reached and only accomplished the purpose of three kinds of actions of vertical handling, upset and horizontal handling of slab ingot with a hoist, saved the extra time of location, adjustment, detection that produce because of changing the hoist during production, greatly improved production efficiency, reduced because of the probability of frequent artificial operation production accident, equipment in can also make the factory building arrange more succinctly, possess fine practicality, can bring very high economic benefits.

The embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same or similar parts among the embodiments are referred to each other.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention.

Claims

1. The utility model provides a dual-purpose clamp of upset flat hanging which characterized in that includes:

a frame having a constraint plane at a bottom thereof;

the two clamp arms are connected to the rack, one end of each clamp arm extends to the bottom of the rack, and the two clamp arms can be mutually folded operatively;

the two chucks are rotatably arranged at one end of the tong arm and are respectively positioned at one side where the tong arm is folded, the rotating axes of the chucks are parallel to the constraint plane, and the rotating axes of the two chucks coincide.

2. The dual-purpose clamp for overturning and horizontally hoisting as claimed in claim 1, wherein the clamping head comprises a rotating shaft, an abutting head and a bearing, wherein the rotating shaft is inserted into the clamp arm, the abutting head is fixedly connected to one end of the rotating shaft, which is far away from the clamp arm, an inner ring of the bearing is connected to the rotating shaft, and an outer ring of the bearing is connected to the clamp arm.

3. The dual-purpose clamp for overturning and horizontally hanging as claimed in claim 1, wherein the clamp arm comprises a sliding part and a clamping part, wherein the sliding part is slidably inserted into the frame, the sliding direction of the sliding part is parallel to the constraint plane, the clamping part is fixedly connected to one end of the sliding part, which is far away from the frame, the clamping part extends towards the bottom of the frame, and a clamping head is installed at one end of the clamping part, which is far away from the sliding part.

4. The dual-purpose clamp for overturning and horizontally hanging as claimed in claim 3, wherein two sliding blocks are arranged inside the machine frame, two slotted holes are formed on the sliding part, the extending direction of the slotted holes is parallel to the constraint plane, and the two slotted holes on one clamp arm are respectively sleeved outside the two sliding blocks.

5. The dual-purpose clamp for overturning and horizontally hanging as claimed in claim 3, further comprising an expansion piece, wherein the clamp arm further comprises a driving part, the driving part is fixedly connected to the sliding part, the driving part is located on one side of the sliding part, which is far away from the clamping part, and two ends of the expansion piece are respectively connected to the two driving parts.

6. The dual-purpose clamp for overturning and horizontally hanging as claimed in claim 5, wherein the telescopic member is a hydraulic cylinder.

7. The dual-purpose clamp for overturning and horizontally hanging as claimed in claim 3, further comprising a synchronizing assembly, wherein the synchronizing assembly comprises two synchronizing racks and two synchronizing gears, the two synchronizing racks are respectively mounted on the sliding part, the extending direction of the synchronizing racks is the same as the sliding direction of the sliding part, the two synchronizing gears are simultaneously meshed with the two synchronizing racks, and the two synchronizing racks are respectively located at two sides of the synchronizing gears.

8. The dual-purpose clamp for overturning and hoisting flat according to claim 7, wherein the synchronizing assembly further comprises a fixed beam fixedly installed in the frame and a gear shaft, one end of the gear shaft is rotatably installed on the fixed beam, and the other end of the gear shaft is coaxially connected to the synchronizing gear.

9. The dual-purpose clamp for overturning and horizontal hanging of any one of claims 1 to 8, further comprising a hook pin, wherein the hook pin is inserted into the top of the rack, and the axis of the hook pin is parallel to the constraint plane.

10. The dual-purpose clamp for the overturning and horizontal hanging of the crane as claimed in any one of claims 1 to 8, further comprising an indicator light, wherein the indicator light is mounted on the outer side of the rack.