CN213356030U

CN213356030U - Simple and stable lifting mechanism for supporting and connecting core rod of pipe rolling mill set

Info

Publication number: CN213356030U
Application number: CN202021733114.4U
Authority: CN
Inventors: 杜宁波; 吴鹏; 李鑫; 尹兆伟; 马洪涛; 伦成功; 朱修军; 曹利之; 王永超
Original assignee: Shandong Shouguang Juneng Special Steel Co ltd
Current assignee: Shandong Shouguang Juneng Special Steel Co ltd
Priority date: 2020-08-19
Filing date: 2020-08-19
Publication date: 2021-06-04
Anticipated expiration: 2030-08-19

Abstract

The utility model discloses a simple and easy steady elevating system for holding in palm connects rolling unit plug, concretely relates to rolling unit plug field of unloading, including organism, digging arm and stirring hook, the digging arm rotates through the drive shaft and locates organism one side, stirring hook is fixed locates digging arm one end, the digging arm is kept away from one side of organism and is fixed No. one the fifth wheel that is equipped with, No. one the fifth wheel periphery is fixed respectively and is equipped with stopper and No. two stoppers, No. one the fifth wheel bottom is equipped with No. two fifth wheels, No. two the fixed No. three stoppers that are equipped with in fifth wheel periphery, No. two eccentric departments of fifth wheel run through there is the eccentric shaft. The utility model discloses a be equipped with fifth wheel and bearing board, be convenient for slowly lift the plug off, improve the weight that turns over the material hook and can bear the plug, it is nimble convenient to use, has solved the problem that existing equipment easily damaged because of receiving frequent offend, has shortened the dimension and has protected the number of times, has improved production efficiency.

Description

Simple and stable lifting mechanism for supporting and connecting core rod of pipe rolling mill set

Technical Field

The utility model relates to a field of unloading of rolling mill group plug, more specifically says, the utility model relates to a simple and easy steady elevating system for holding in palm and connect rolling mill group plug.

Background

The core rod of the existing tube rolling unit is placed on an inclined rack after being cooled and stepped, and then is directly rolled onto a roller way through the overturning of a material poking hook.

The core rod weighs more than 4 tons, the impact force is very large, the roller way bearing and the base are frequently collided, the roller way bearing is frequently damaged, the roller way base cannot be fixed, foundation bolts are broken, and a secondary grouting layer is damaged, the bearing needs to be maintained and replaced off line when the roller way is used for one circle, the roller way bearing seat needs to be fastened every class, the maintenance frequency is high, and continuous production is influenced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a simple and easy steady elevating system for holding in palm and connect rolling mill group plug, the utility model aims to solve the technical problem that: how to solve the problem that the prior equipment is easy to be damaged due to frequent collision.

In order to achieve the above object, the utility model provides a following technical scheme: a simple and stable lifting mechanism for supporting and connecting a mandrel of a tube rolling unit comprises a machine body, a movable arm and a turning hook, wherein the movable arm is rotatably arranged on one side of the machine body through a driving shaft, the turning hook is fixedly arranged at one end of the movable arm, one side of the movable arm, which is far away from the machine body, is fixedly provided with a first connecting wheel, the periphery of the first connecting wheel is respectively and fixedly provided with a first limiting block and a second limiting block, the bottom of the first connecting wheel is provided with a second connecting wheel, the periphery of the second connecting wheel is fixedly provided with a third limiting block, an eccentric shaft penetrates through the eccentric part of the second connecting wheel, the eccentric shaft and the second connecting wheel are rotatably arranged, one side of the eccentric shaft is fixedly provided with a connecting rod, the connecting rod and the eccentric shaft are vertically arranged, the bottom of the connecting rod is fixedly provided with a counterweight box, a placing port is formed in the, the inside activity of placing mouthful is equipped with the balancing weight, turn over the fixed butt joint flat board that is equipped with in one end bottom that the digging arm was kept away from to the material hook, butt joint flat board below is equipped with the cylinder, and the cylinder is fixed to be located organism one side, the fixed bearing board that is equipped with in cylinder top.

When in use, the driving motor drives the movable arm to rotate through the driving shaft, so that the material turning hook turns over one end with the extension flat plate to move downwards, the weight box is far away from the ground or a supporting table surface before the material turning hook turns to a horizontal state, the movable arm can drive the first connecting wheel to rotate, the second limiting block is abutted against the third limiting block in the rotating process, the second connecting wheel can rotate in the opposite direction of the first connecting wheel under the support of the central shaft, the eccentric shaft pulls the weight box to move upwards through the connecting rod, namely, the partial acting force of the material turning hook in the turning process can be counteracted by the gravity of the weight box, the acting force to the movable arm and the driving shaft can be reduced, so that the weight of a mandrel can be borne by the material turning hook, a plurality of groups are arranged in the vertical direction of the placing opening, the weight block is filled in the placing opening according to the weight of the mandrel, the use is flexible, the cylinder promotes the bearing board and moves upwards, until the butt joint flat board falls into the recess of bearing board, the cylinder holds the stirring hook through butt joint flat board and bearing board and continues slowly upset, until stirring hook upset to the horizontality, the plug landing is to extending on the flat board this moment, then the rethread stirring hook upset plug directly rolls down on the roll table, No. two stoppers and No. three stoppers are still in the butt, lift off behind the plug, stirring hook upset upwards, until a stopper and No. three stoppers are contradicted to, stirring hook resumes to connect the material state this moment.

In a preferred embodiment, a fixed seat is fixedly arranged on one side of the machine body, and the fixed seat is located between the second connecting wheel and the cylinder.

In a preferred embodiment, a buffer spring is fixedly arranged at the top of the fixed seat, a baffle is fixedly arranged at the top of the buffer spring, and a connecting loop bar is fixedly arranged at the top of the baffle.

In a preferred embodiment, a buffer plate is fixedly arranged on one side of the material turning hook, a connecting sleeve is fixedly arranged in the buffer plate in a penetrating manner, the connecting sleeve and the connecting sleeve rod are both arranged in an arc shape, and the connecting sleeve rod movably penetrates through the connecting sleeve.

In a preferred embodiment, a central shaft movably penetrates through the inner center of the second connecting wheel, and one end of the central shaft is fixedly connected with the machine body.

In a preferred embodiment, an extension flat plate is fixedly arranged at the top of one end of the stirring hook, which is far away from the movable arm, and the extension flat plate is in an inclined state when the butt joint flat plate is horizontally placed.

In a preferred embodiment, the first connecting wheel is in transmission connection with the second connecting wheel through a first limiting block, a second limiting block and a third limiting block, and the third limiting block is movably arranged between the first limiting block and the second limiting block.

In a preferred embodiment, the supporting plate and the butt-joint flat plate are correspondingly arranged, the butt-joint flat plate is arranged in a hemispherical shape, and a hemispherical groove adapted to the butt-joint flat plate is formed in the top of the supporting plate.

The utility model discloses a technological effect and advantage:

1. the utility model is provided with a second connecting wheel and a bearing plate, which is convenient for slowly dismounting the core rod, the movable arm can rotate to drive a first connecting wheel to rotate, the second limiting block is abutted against a third limiting block in the rotating process, the second connecting wheel can rotate in the opposite direction of the first connecting wheel under the support of the central shaft, the eccentric shaft pulls the weight box to move upwards through the connecting rod, namely, the gravity of the weight box can counteract partial acting force of the turnover hook in the turnover process, the acting force to the movable arm and the driving shaft can be reduced, the weight block is filled into the placing port according to the weight of the core rod, the cylinder pushes the bearing plate to move upwards until the butt-joint flat plate falls into the groove of the bearing plate, the cylinder supports the turnover hook to continuously and slowly turn over through the butt-joint flat plate and the bearing plate until the turnover hook turns over to the horizontal state, the whole body can improve the weight of the turnover hook to bear the core, the problem that the original equipment is easily damaged due to frequent collision is solved, the maintenance frequency is shortened, and the production efficiency is improved;

2. the utility model discloses a be equipped with fixing base and buffer board, can provide the buffering protection, before the bearing board bearing butt joint is dull and stereotyped, inside the adapter sleeve pole got into connecting sleeve earlier, buffer board and baffle are connected as an organic wholely this moment, under the support of fixing base, buffer spring bending gradually can provide the buffering, further supports the stirring hook, effectively reduces the collision loss of bearing board and the dull and stereotyped butt joint of butt joint, and effectual protection butt joint is dull and stereotyped and bearing board to increase of service life.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic side view of the first connecting wheel of the present invention.

Fig. 3 is a schematic top view of the second connecting wheel structure of the present invention.

Fig. 4 is a schematic view of the fixing base structure of the present invention.

Fig. 5 is a schematic structural view of the buffer plate of the present invention.

The reference signs are: the material turning device comprises a machine body 1, a movable arm 2, a material turning hook 3, a connecting wheel 4, a limiting block 41, a limiting block 42, a limiting block 5, a connecting wheel 51, a limiting block 52, a central shaft 53, an eccentric shaft 54, a connecting rod 55, a weight box 56, a placing port 57, a balancing weight 57, an extending flat plate 6, a butt joint flat plate 7, an air cylinder 8, a bearing plate 9, a fixing seat 10, a buffer spring 101, a baffle plate 102, a connecting loop bar 103, a buffer plate 11 and a connecting sleeve 12.

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.

The utility model provides a simple and stable lifting mechanism for supporting and connecting a mandrel of a tube rolling unit, which comprises a machine body 1, a movable arm 2 and a material overturning hook 3, wherein the movable arm 2 is arranged at one side of the machine body 1 through the rotation of a driving shaft, the material overturning hook 3 is fixedly arranged at one end of the movable arm 2, one side of the movable arm 2, which is far away from the machine body 1, is fixedly provided with a connecting wheel 4, the periphery of the connecting wheel 4 is respectively and fixedly provided with a limiting block 41 and a limiting block 42, the bottom of the connecting wheel 4 is provided with a connecting wheel 5, the periphery of the connecting wheel 5 is fixedly provided with a limiting block 51, the eccentric part of the connecting wheel 5 penetrates through an eccentric shaft 53, the eccentric shaft 53 and the connecting wheel 5 are rotatably arranged, one side of the eccentric shaft 53 is fixedly provided with a connecting rod 54, the connecting rod 54 and the eccentric shaft 53 are vertically arranged, the bottom end of the connecting rod 54 is fixedly provided, the inside mouth 56 of placing of having seted up of weight box 55, and place the vertical direction of mouth 56 and set up a plurality of groups, it is equipped with balancing weight 57 to place the inside activity of mouth 56, turn over material hook 3 and keep away from the fixed dull and stereotyped 7 that is equipped with of one end bottom of digging arm 2, butt joint dull and stereotyped 7 below is equipped with cylinder 8, and cylinder 8 is fixed to be located 1 one side of organism, the fixed bearing board 9 that is equipped with in cylinder 8 top.

A central shaft 52 is movably penetrated through the center inside the second connecting wheel 5, and one end of the central shaft 52 is fixedly connected with the machine body 1.

An extension flat plate 6 is fixedly arranged at the top of one end, far away from the movable arm 2, of the material turning hook 3, and the extension flat plate 6 is in an inclined state when the butt joint flat plate 7 is horizontally placed.

No. one fifth wheel 4 and No. two fifth wheels 5 are connected through a stopper 41, No. two stoppers 42 and No. three stoppers 51 transmission, and No. three stoppers 51 activity is located between stopper 41 and No. two stoppers 42.

The bearing plate 9 and the butt joint flat plate 7 are correspondingly arranged, the butt joint flat plate 7 is arranged in a hemispherical shape, and the top of the bearing plate 9 is provided with a hemispherical groove matched with the butt joint flat plate 7.

As shown in fig. 1 to 3, the embodiment specifically is: when the automatic material turning device works, a cooled core rod is placed on the material turning hook 3 step by step, the shape and the driving mode of the movable arm 2 and the material turning hook 3 adopt the prior art, the material turning hook 3 is placed obliquely, one end of the material turning hook 3 with the extension flat plate 6 faces upwards, the driving motor drives the movable arm 2 to rotate through the driving shaft, the material turning hook 3 turns the end with the extension flat plate 6 to move downwards, before the material turning hook 3 turns to be in a horizontal state, the weight box 55 is far away from the ground or a supporting platform surface, the movable arm 2 rotates to drive the first connecting wheel 4 to rotate, the second limiting block 42 is abutted against the third limiting block 51 in the rotating process, the second connecting wheel 5 can rotate in the opposite direction of the first connecting wheel 4 under the support of the central shaft 52, the eccentric shaft 53 pulls the weight box 55 to move upwards through the connecting rod 54, namely, the partial acting force of the material turning hook 3 in the turning process can be counteracted by the gravity, the acting force to the movable arm 2 and the driving shaft can be reduced, so that the weight of the core rod which can be carried by the material turning hook 3 is improved, a plurality of groups are arranged in the vertical direction of the placing opening 56, the weight block 57 is filled in the placing opening 56 according to the weight of the core rod, the use is flexible and convenient, the material turning hook 3 is convenient to turn, the cylinder 8 pushes the supporting plate 9 to move upwards until the butt joint flat plate 7 falls into the groove of the supporting plate 9, the cylinder 8 supports the material turning hook 3 through the butt joint flat plate 7 and the supporting plate 9 to continue to turn slowly until the material turning hook 3 turns to a horizontal state, at the moment, the core rod slides onto the extension flat plate 6, then the core rod is turned by the kick-off hook and directly rolled down on the roller way, the second limit block 42 and the third limit block 51 are abutted, after the core rod is dismounted, the material turning hook 3 turns upwards until the first limiting block 41 and the third limiting block 51 are abutted, and the material turning hook 3 restores to be in a material receiving state.

Fixed fixing base 10 that is equipped with in 1 one side of organism, and fixing base 10 is located between No. two fifth wheel 5 and cylinder 8.

The top of the fixed seat 10 is fixedly provided with a buffer spring 101, the top of the buffer spring 101 is fixedly provided with a baffle plate 102, and the top of the baffle plate 102 is fixedly provided with a connecting loop bar 103.

The fixed buffer board 11 that is equipped with in 3 one sides of material hook turns over, the fixed connecting sleeve 12 that has run through in buffer board 11 inside, connecting sleeve 12 and connecting sleeve rod 103 all are the arc setting, and connecting sleeve rod 103 activity runs through inside connecting sleeve 12.

As shown in fig. 1, 4 and 5, the embodiment specifically is as follows: before the bearing plate 9 bears the butt joint flat plate 7, the connecting sleeve rod 103 firstly enters the connecting sleeve 12, the buffer plate 11 is connected with the baffle plate 102 into a whole, the buffer spring 101 is gradually bent to provide buffering under the support of the fixing seat 10, the turning hook 3 is further supported, the collision loss of the butt joint of the bearing plate 9 and the butt joint flat plate 7 is effectively reduced, the butt joint flat plate 7 and the bearing plate 9 are effectively protected, and the service life is prolonged.

The utility model discloses the theory of operation:

referring to the attached drawings 1-5 of the specification, a driving motor drives a movable arm 2 to rotate through a driving shaft, so that the end, provided with an extension flat plate 6, of a turnover hook 3 moves downwards, before the turnover hook 3 is turned to be in a horizontal state, a weight box 55 is far away from the ground or a supporting table surface, the movable arm 2 can drive a first connecting wheel 4 to rotate, a second limiting block 42 abuts against a third limiting block 51 in the rotating process, the second connecting wheel 5 can rotate in the opposite direction of the first connecting wheel 4 under the support of a central shaft 52, an eccentric shaft 53 pulls the weight box 55 to move upwards through a connecting rod 54, namely partial acting force of the turnover hook 3 in the turning process can be counteracted through the gravity of the weight box 55, the acting force on the movable arm 2 and the driving shaft can be reduced, so that the turnover hook 3 can bear the weight of a core rod, a plurality of groups are arranged in the vertical direction of a placing port 56, a balancing weight 57 is filled into the placing port, the use is flexible and convenient, the material turning hook 3 in the turning process, the cylinder 8 pushes the bearing plate 9 to move upwards until the butt joint flat plate 7 falls into the groove of the bearing plate 9, the cylinder 8 supports the material turning hook 3 through the butt joint flat plate 7 and the bearing plate 9 to continue to turn slowly until the material turning hook 3 turns to a horizontal state, at the moment, the core rod slides to the extension flat plate 6, then the core rod is turned through the material turning hook to directly roll to the roller way, the second limiting block 42 and the third limiting block 51 are still in butt joint, after the core rod is dismounted, the material turning hook 3 turns upwards until the first limiting block 41 and the third limiting block 51 are butted, at the moment, the material turning hook 3 restores to a material receiving state, before the bearing plate 9 butts against the flat plate 7, the connecting sleeve rod 103 firstly enters the connecting sleeve 12, at the moment, the buffer plate 11 and the baffle plate 102 are connected into a whole, under the support of the fixed seat 10, the buffer spring, further support stirring hook 3, effectively reduce the collision loss of bearing board 9 and butt joint dull and stereotyped 7 butt joint, effectual protection butt joint dull and stereotyped 7 and bearing board 9.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. 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 a simple and easy steady elevating system for holding in palm and connect rolling mill group plug, includes organism (1), digging arm (2) and stirring hook (3), organism (1) one side is located in driving shaft rotation in digging arm (2), stirring hook (3) are fixed locates digging arm (2) one end, its characterized in that: one side of the movable arm (2) far away from the machine body (1) is fixedly provided with a first connecting wheel (4), the periphery of the first connecting wheel (4) is respectively fixedly provided with a first limiting block (41) and a second limiting block (42), the bottom of the first connecting wheel (4) is provided with a second connecting wheel (5), the periphery of the second connecting wheel (5) is fixedly provided with a third limiting block (51), an eccentric shaft (53) penetrates through the eccentric position of the second connecting wheel (5), the eccentric shaft (53) and the second connecting wheel (5) are rotatably arranged, one side of the eccentric shaft (53) is fixedly provided with a connecting rod (54), the connecting rod (54) and the eccentric shaft (53) are vertically arranged, the bottom end of the connecting rod (54) is fixedly provided with a counterweight box (55), a placing port (56) is formed in the counterweight box (55), and a plurality of groups of the placing port (56) are arranged in the vertical direction, place mouthful (56) inside activity and be equipped with balancing weight (57), turn over the fixed butt joint flat board (7) that is equipped with in one end bottom that the digging arm (2) was kept away from in material hook (3), butt joint flat board (7) below is equipped with cylinder (8), and cylinder (8) are fixed to be located organism (1) one side, cylinder (8) top is fixed to be equipped with bearing board (9).

2. The simple and stable lifting mechanism for supporting the mandrel of the tube rolling mill set according to claim 1, is characterized in that: a fixing seat (10) is fixedly arranged on one side of the machine body (1), and the fixing seat (10) is located between the second connecting wheel (5) and the air cylinder (8).

3. The simple and stable lifting mechanism for supporting the mandrel of the tube rolling mill set according to claim 2, is characterized in that: the top of the fixed seat (10) is fixedly provided with a buffer spring (101), the top of the buffer spring (101) is fixedly provided with a baffle (102), and the top of the baffle (102) is fixedly provided with a connecting loop bar (103).

4. The simple and stable lifting mechanism for supporting the mandrel of the tube rolling mill set according to claim 3, is characterized in that: the material hook (3) one side is fixed and is equipped with buffer board (11) turn over, buffer board (11) inside is fixed to run through has connecting sleeve (12), connecting sleeve (12) and connecting sleeve pole (103) all are the arc setting, and connecting sleeve pole (103) activity runs through inside connecting sleeve (12).

5. The simple and stable lifting mechanism for supporting the mandrel of the tube rolling mill set according to claim 1, is characterized in that: a central shaft (52) movably penetrates through the center of the interior of the second connecting wheel (5), and one end of the central shaft (52) is fixedly connected with the machine body (1).

6. The simple and stable lifting mechanism for supporting the mandrel of the tube rolling mill set according to claim 1, is characterized in that: the material turning hook (3) is far away from the top of one end of the movable arm (2) and is fixedly provided with an extension flat plate (6), and the extension flat plate (6) is in an inclined state when the butt joint flat plate (7) is horizontally placed.

7. The simple and stable lifting mechanism for supporting the mandrel of the tube rolling mill set according to claim 1, is characterized in that: no. one fifth wheel (4) and No. two fifth wheels (5) are connected through a stopper (41), No. two stoppers (42) and No. three stoppers (51) transmission, and No. three stoppers (51) are movably arranged between a stopper (41) and No. two stoppers (42).

8. The simple and stable lifting mechanism for supporting the mandrel of the tube rolling mill set according to claim 1, is characterized in that: the bearing plate (9) and the butt joint flat plate (7) are correspondingly arranged, the butt joint flat plate (7) is arranged in a hemispherical shape, and the top of the bearing plate (9) is provided with a hemispherical groove matched with the butt joint flat plate (7).