CN213141167U

CN213141167U - Hoisting clamp for round ingots

Info

Publication number: CN213141167U
Application number: CN202021616434.1U
Authority: CN
Inventors: 王宗伟; 江松伟
Original assignee: Luoyang Shunyi Titanium Industry Co ltd
Current assignee: Luoyang Shunyi Titanium Industry Co ltd
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2021-05-07
Anticipated expiration: 2030-08-06

Abstract

The utility model discloses a hoisting clamp of round ingot, which comprises a first articulated shaft, a second articulated shaft which is parallel to the first articulated shaft is arranged at the lower position of the two sides of the first articulated shaft, two ends of the second articulated shaft are respectively articulated with a connecting rod, the upper end of the connecting rod is respectively articulated with the two ends of the first articulated shaft, a third articulated shaft is arranged under the first articulated shaft, two ends of the third articulated shaft are respectively articulated with two clamping plates which are arranged in a mutual crossing way, the crossed position of the two clamping plates at the same side of the third articulated shaft is articulated with the third articulated shaft, and the upper ends of the four clamping plates are respectively articulated with the two ends of the second articulated shaft, the utility model has reasonable design structure and convenient use, not only solves the problem of time waste caused by binding when the round ingot is hoisted, but also can lead the center of the round ingot and the center of the clamp to be positioned on the same vertical, the titanium ingot deadweight is utilized to provide clamping force, so that the stability during hoisting can be improved, and the probability of accidents is reduced.

Description

Hoisting clamp for round ingots

Technical Field

The utility model belongs to the technical field of lifting device design, concretely relates to stone tongs for hoisting of circle.

Background

At present, after the titanium ingot is smelted from the electric stove and is accomplished, its appearance is mostly cylinder structure, reprocessing the in-process of making, need hoist and mount, transport the operation such as round ingot, generally adopt wire rope or hoist and mount area to hoist the round ingot, need tie up the round ingot, its process is loaded down with trivial details, and also take place accident such as dropping easily in hoist and mount process, consequently, the stone tongs of a round ingot need be demanded urgently to solve above-mentioned problem.

Disclosure of Invention

The utility model discloses a solve above-mentioned technical problem, provide a stone tongs for hoist of circle, its project organization is reasonable, convenient to use, not only solved when the stone for circle hoist and mount need tie up and the extravagant problem of time that produces, but also can be at the in-process of carrying out hoist and mount for on the center of the stone for circle is in same plumb line with the center of this anchor clamps, utilize the titanium ingot dead weight to provide the clamp force, stability when can improving hoist and mount reduces the probability that the occurence of failure.

The utility model adopts the technical proposal that: the utility model provides a stone tongs for hoisting of circle spindle, including articulated shaft one, the both sides below position of articulated shaft one is equipped with the articulated shaft two that is parallel to each other with articulated shaft one, the both ends of articulated shaft two articulate respectively has the connecting rod, and the upper end of connecting rod articulates respectively at the both ends of articulated shaft one, the position is provided with articulated shaft three under articulated shaft one, the both ends of articulated shaft three articulate respectively has the grip block of two intercrossing settings, the position that two grip blocks of articulated shaft three homonymies crossed articulates on articulated shaft three, the upper end of four grip blocks articulates respectively at the both ends position of two articulated shaft two, the axle head at articulated shaft three is equipped with the external screw thread, there is an installation sleeve pipe tip of articulated shaft three through threaded connection, install positioner.

The clamping plate is of an S-shaped structure, the lower end of the clamping plate is bent towards the axis connecting direction of the first hinge shaft and the third hinge shaft, the two clamping plate lower ends bent towards the same direction are connected through the supporting plate, and the supporting plate is installed at the inner side position of the lower end of the clamping plate.

The positioning device comprises a rotating shaft which is slidably mounted in the mounting sleeve, a step is arranged at the end part of the rotating shaft which is positioned in the mounting sleeve, the outer end of the mounting sleeve is connected with an end cover, a spring is mounted at the outer diameter position of the rotating shaft between the step of the rotating shaft and the end cover, a positioning rod is fixedly mounted at the outer end of the rotating shaft, and the axis of the positioning rod is perpendicular to the axis of the rotating shaft.

The outer diameter surface welding of articulated shaft one has the connecting plate of vertical setting, and the connecting plate is installed in the middle part position of articulated shaft one, and the top central point of connecting plate puts and has seted up the hole for hoist.

And a limiting rod for fixing the distance between the first hinged shaft and the third hinged shaft is arranged between the first hinged shaft and the third hinged shaft, and the limiting rod is of an S-shaped structure.

When the hoisting clamp for the round ingots is used, the hoisting clamp can be placed on the workshop ground in a static state, and in order to prevent the lower end of the clamping plate from moving outwards, the first hinge shaft and the third hinge shaft are in limit connection by adopting the limiting rod, so that the hoisting clamp is in a static stable state; when the lifting clamp is used, the S-shaped limiting rod is detached, so that the distance between the first hinged shaft and the third hinged shaft is adjustable under the action of external force, at the moment, the round ingot is horizontally placed on the ground of a workshop, the clamping plate can be moved to the positions of two sides of the round ingot, and the center of the round ingot is positioned by adopting the positioning rod, when the lifting clamp is operated in detail, the two rotating shafts are respectively pulled outwards, so that the positioning rod is tightly attached to the end position of the round ingot, the lifting clamp is in a free state, namely no force is exerted on the lifting clamp, when the compression degrees of the two springs are different, the spring with large compression amount tends to extend, the spring with small compression amount tends to contract, and the specifications and the models of the two springs are equal, so that the two springs tend to be in a balanced state gradually, and the center of the lifting clamp and the center of the round ingot can be kept, the center of the round ingot is found, at the moment, the lower end of the clamping plate moves to the position below the round ingot and then is connected to the position of the hoisting hole through the hook of the travelling crane, the connecting plate is pulled to rise, and under the action of gravity, the lower end of the clamping plate gradually shrinks until the round ingot is hoisted, so that the hoisting process is completed.

Two hinged shafts II which are parallel to the hinged shaft I are arranged below the two sides of the hinged shaft I, two ends of the hinged shaft II are respectively hinged with a connecting rod, the upper ends of the connecting rods are respectively hinged with two ends of the hinged shaft I, a hinged shaft III is arranged under the hinged shaft I, two ends of the hinged shaft III are respectively hinged with two clamping plates which are arranged in a cross mode, the position where the two clamping plates on the same side of the hinged shaft III are crossed is hinged on the hinged shaft III, and the upper ends of the four clamping plates are respectively hinged at two end positions of the two hinged shafts II; the purpose of this is: by adopting the link mechanism, the contraction and expansion of the lower end of the clamping plate can be realized under the condition of driving one hinge shaft (hinge shaft I), and the connecting rod mechanism has the advantage of high working efficiency.

The shaft end of the third hinge shaft is provided with an external thread, the end part of the third hinge shaft is connected with an installation sleeve through the external thread, and a positioning device is installed in the installation sleeve; the purpose of this is: the installation sleeve tip is equipped with the internal thread, is connected for dismantling with articulated shaft three, can dismantle installation sleeve and positioner at hoist and mount in-process to alleviate holistic weight, and when detecting in, can be with the both ends of installation sleeve installation articulated shaft three, reach and dismantle convenient purpose.

The utility model has the advantages that:

the utility model relates to a rational in infrastructure, convenient to use have not only solved and need tie up when the circle spindle hoist and mount and tie up the extravagant problem of time that produces, also can be in the in-process of hoist and mount moreover for the center of circle spindle is in same plumb line with the center of this anchor clamps, utilizes the titanium spindle dead weight to provide the clamp force, stability when can improving hoist and mount, reduces the probability of occurence of failure.

Drawings

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

fig. 2 is a connection structure diagram of the positioning device of the present invention.

The labels in the figure are: 1. a first hinge shaft; 2. a second hinge shaft; 3. hoisting holes; 4. a connecting plate; 5. a limiting rod; 6. a support plate; 7. a third hinge shaft; 8. a clamping plate; 9. a connecting rod; 10. an external thread; 11. installing a sleeve; 12. a spring; 13. a rotating shaft; 14. and (5) positioning the rod.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.

As shown in the figure, a stone tongs for hoisting of circle, including articulated shaft 1, the both sides below position of articulated shaft 1 is equipped with two 2 articulated shafts that are parallel to each other with articulated shaft 1, the both ends of articulated shaft two 2 articulate respectively has connecting rod 9, and the upper end of connecting rod 9 articulates respectively at the both ends of articulated shaft 1, position under articulated shaft 1 is provided with three 7 articulated shafts, the both ends of three 7 articulated shafts articulate respectively has two intercrossing's clamp plate 8, two 8 criss-cross positions of clamp plate of three 7 articulated shafts homonymies articulate on three 7 articulated shafts, the upper end of four clamp plates 8 articulates respectively at the both ends position of two 2 articulated shafts, be equipped with external screw thread 10 at three 7's axle head of articulated shaft, the tip of three 7 articulated shaft has an installation sleeve pipe 11 through external screw thread 10 connection, install positioner in the installation sleeve.

The clamp plate 8 is S type structure, the lower extreme of clamp plate 8 is crooked towards the axis direction of being connected of articulated shaft 1 and three 7 of articulated shaft, two are passed through backup pad 6 towards the 8 lower extremes of clamp plate of syntropy bending and are linked to each other, backup pad 6 is installed in the inboard position of 8 lower extremes of clamp plate, the purpose of backup pad 6, firstly, in order to make whole stone tongs more stable, overall structure' S stability has been increased, secondly, can be at the during operation, utilize backup pad 6 to replace the clamp plate 8 to realize the contact with the round ingot surface, area of contact is big, the security is improved.

The positioning device comprises a rotating shaft 13 which is slidably arranged in the mounting sleeve 11, a step is arranged at the end part of the rotating shaft 13 positioned in the mounting sleeve 11, the outer end of the mounting sleeve 11 is connected with an end cover, a spring 12 is arranged at the outer diameter position of the rotating shaft 13 between the step of the rotating shaft 13 and the end cover, a positioning rod 14 is fixedly arranged at the outer end of the rotating shaft 13, and the axis of the positioning rod 14 is perpendicular to the axis of the rotating shaft 13; the rotating shaft 13 is arranged in the mounting sleeve 11 in a sliding mode and used for facilitating the extension of the rotating shaft 13, so that the centering work of round ingots with different length sizes is met, the application range is wide, the rotating shaft 13 can rotate around the axis of the rotating shaft 13, the positioning rod 14 can select a proper direction until the positioning rod 14 is in contact with the end face of the round ingot, and the operation is convenient and fast; the setting is the same at the 12 specification sizes of the spring at three 7 both ends of articulated shaft, and simultaneously, two installation sleeve 11's specification sizes, the specification sizes of two pivot 13 and two locating levers 14 are all the same, can be at centering during operation, when the compression ratio of two springs 12 is inconsistent, under spring 12 self effect, the big spring 12 of decrement extends gradually, the little spring 12 of decrement shrinks gradually, until two springs 12 decrement are the same, at two springs 12 deformation process, can make this stone tongs move to the circle spindle center gradually, reach the effect of centering.

The outer diameter surface welding of articulated shaft 1 has the connecting plate 4 of vertical setting, and connecting plate 4 is installed in the middle part position of articulated shaft 1, and the top central point of connecting plate 4 puts and has seted up hole for hoist 3.

Be equipped with between articulated shaft 1 and the articulated shaft three 7 and be used for carrying out the gag lever post 5 fixed with articulated shaft 1 and articulated shaft three 7 interval, gag lever post 5 is S type structure.

When the hoisting clamp for the round ingot is used, the hoisting clamp can be placed on the workshop ground in a static state, and in order to prevent the lower end of the clamping plate 8 from moving outwards, the first hinge shaft 1 and the third hinge shaft 7 are in limit connection by the limiting rod 5, so that the hoisting clamp is in a static stable state; when in use, the S-shaped limiting rod 5 is dismantled, so that the distance between the first hinge shaft 1 and the third hinge shaft 7 can be adjusted under the action of external force, at the moment, the round ingot is horizontally placed on the workshop ground, the clamping plate 8 can be moved to the positions of two sides of the round ingot, and the positioning rod 14 is adopted to position the center of the round ingot, when in specific operation, the two rotating shafts 13 are respectively pulled outwards, so that the positioning rod 14 is tightly attached to the end position of the round ingot, the hoisting clamp is in a free state, namely no acting force is exerted on the hoisting clamp, when the compression degrees of the two springs 12 are different, the spring 12 with large compression amount tends to extend, the spring 12 with small compression amount tends to contract, and because the specification models of the two springs 12 are equal, the two springs 12 tend to be gradually in a balanced state, the center of the hoisting clamp and the center of the round ingot can be kept coincident in the balanced state, the center of the round ingot is found, at the moment, the lower end of the clamping plate 8 moves to the position below the round ingot and then is connected to the position of the hoisting hole 3 through a hook of a travelling crane, the connecting plate 4 is pulled to rise, and under the action of self gravity, the lower end of the clamping plate 8 shrinks gradually until the round ingot is hoisted, so that the hoisting process is completed.

Claims

1. The utility model provides a stone tongs of circle which characterized in that: including articulated shaft one, the both sides below position of articulated shaft one is equipped with the articulated shaft two that is parallel to each other with articulated shaft one, the both ends of articulated shaft two articulate respectively has the connecting rod, and the upper end of connecting rod articulates respectively at the both ends of articulated shaft one, position under articulated shaft one is provided with articulated shaft three, the both ends of articulated shaft three articulate respectively has the grip block of two intercrossing settings, the position that two grip blocks of three homonymies of articulated shaft intersect articulates on articulated shaft three, the upper end of four grip blocks articulates respectively at the both ends position of two articulated shaft two, the axle head at articulated shaft three is equipped with the external screw thread, the tip of articulated shaft three has an installation sleeve pipe through external screw thread connection, install positioner in the installation.

2. The hoisting clamp for the round ingot according to claim 1, which is characterized in that: the clamping plate is of an S-shaped structure, the lower end of the clamping plate is bent towards the axis connecting direction of the first hinge shaft and the third hinge shaft, the two clamping plate lower ends bent towards the same direction are connected through the supporting plate, and the supporting plate is installed at the inner side position of the lower end of the clamping plate.

3. The hoisting clamp for the round ingot according to claim 1, which is characterized in that: the positioning device comprises a rotating shaft which is slidably mounted in the mounting sleeve, a step is arranged at the end part of the rotating shaft which is positioned in the mounting sleeve, the outer end of the mounting sleeve is connected with an end cover, a spring is mounted at the outer diameter position of the rotating shaft between the step of the rotating shaft and the end cover, a positioning rod is fixedly mounted at the outer end of the rotating shaft, and the axis of the positioning rod is perpendicular to the axis of the rotating shaft.

4. The hoisting clamp for the round ingot according to claim 1, which is characterized in that: the outer diameter surface welding of articulated shaft one has the connecting plate of vertical setting, and the connecting plate is installed in the middle part position of articulated shaft one, and the top central point of connecting plate puts and has seted up the hole for hoist.

5. The hoisting clamp for the round ingot according to claim 1, which is characterized in that: and a limiting rod for fixing the distance between the first hinged shaft and the third hinged shaft is arranged between the first hinged shaft and the third hinged shaft, and the limiting rod is of an S-shaped structure.