CN215625186U

CN215625186U - Material loading rack material pulling device for petroleum steel pipe processing

Info

Publication number: CN215625186U
Application number: CN202121688308.1U
Authority: CN
Inventors: 苏学军
Original assignee: Tianjin Binhai Tiancheng Petroleum Drilling Equipment Co ltd
Current assignee: Tianjin Binhai Tiancheng Petroleum Drilling Equipment Co ltd
Priority date: 2021-07-23
Filing date: 2021-07-23
Publication date: 2022-01-25
Anticipated expiration: 2031-07-23

Abstract

The utility model relates to the technical field of material pulling devices, in particular to a material feeding rack material pulling device for petroleum steel pipe processing, which comprises a shell, wherein the inner wall of the shell is connected with a fixed rod, the outer wall of the fixed rod is respectively and rotatably connected with a first long rod and a second long rod, a first elastic element is connected between the first long rod and the second long rod, one ends of the first long rod and the second long rod, which are far away from the first elastic element, are respectively connected with a clamping jaw main body, the outer wall of the clamping jaw main body is chiseled with a concave hole, the inner wall of the concave hole is connected with a plurality of support plates, the inner wall of the concave hole is also movably connected with an auxiliary feeding plate, the outer wall of the auxiliary feeding plate is provided with uniformly distributed balls, and a limiting mechanism matched with the auxiliary feeding plate is arranged in the clamping jaw main body. According to the utility model, the pipe is rapidly clamped, the friction degree between the clamping jaw and the pipe is reduced, the service life of the clamping jaw is prolonged, and the effective use of the pipe is ensured.

Description

Material loading rack material pulling device for petroleum steel pipe processing

Technical Field

The utility model relates to the technical field of material pulling devices, in particular to a material feeding rack material pulling device for petroleum steel pipe processing.

Background

The petroleum steel pipe is a long steel bar with a hollow section and no seam on the periphery, is mainly used for transporting petroleum, and is important conveying equipment. In the prior art, a material poking device is required to be installed on the outer side of a material loading rack in the process of machining a petroleum steel pipe, namely a driven clamping jaw capable of moving horizontally and used for pulling out a certain length of the clamped pipe for machining, the use method generally comprises the steps of utilizing the pipe to be directly extruded into the material poking device, adjusting the opening distance of the material poking jaw through a double high-pressure spring, rapidly clamping the pipe, and avoiding the need of adjusting the opening through a bolt.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: in order to solve the problem that the clamping jaw and the pipe clamping process are seriously abraded in the prior art, the feeding rack puller for processing the petroleum steel pipe is provided.

The purpose of the utility model can be realized by the following technical scheme:

the utility model provides a petroleum steel pipe processing is with material loading rack material pulling device, includes the shell, shell inner wall connection has the dead lever, the dead lever outer wall rotates respectively and is connected with first stock and second stock, be connected with first elastic element between first stock and the second stock, the one end that first elastic element was kept away from to first stock and second stock all is connected with the clamping jaw main part, clamping jaw main part outer wall is dug there is the shrinkage pool, shrinkage pool inner wall connection has a plurality of extension boards, shrinkage pool inner wall still swing joint has supplementary feed plate, supplementary feed plate outer wall is provided with evenly distributed's ball, be provided with in the clamping jaw main part with supplementary feed plate matched with stop gear.

As a further scheme of the utility model: the limiting mechanism comprises a straight rod fixedly connected to the outer wall of the supporting plate, one end, far away from the supporting plate, of the straight rod penetrates through the auxiliary feeding plate and extends to the outside, the outer wall of the straight rod is connected with a sleeve in a sliding mode, a second elastic element is sleeved on the outer wall of the straight rod, two ends of the second elastic element are connected with the auxiliary feeding plate and the sleeve respectively, connecting rods are movably connected to two sides of the outer wall of the sleeve respectively, one end, far away from the sleeve, of each connecting rod is hinged to a baffle, the baffle is connected to the inner wall of the clamping jaw main body in a sliding mode, and the baffles are movably abutted to two ends of the auxiliary feeding plate respectively.

As a further scheme of the utility model: the outer wall of the baffle is connected with a sliding block, and a sliding groove matched with the sliding block is formed in the inner wall of the clamping jaw body in a chiseled mode.

As a further scheme of the utility model: the fixing rod is internally provided with a through hole, the inner wall of the through hole is connected with a sliding rod in a sliding mode, the outer wall of the sliding rod is connected with a stress plate, the outer wall of the sliding rod is sleeved with a third elastic element, one end, far away from the stress plate, of the sliding rod is connected with a pull rope, and one end, far away from the sliding rod, of the pull rope is connected with the sleeve.

As a further scheme of the utility model: the inner wall of the clamping jaw body is connected with two fixed pulleys, and the pull rope is connected to the outer walls of the two fixed pulleys in a sliding mode.

As a further scheme of the utility model: the outer wall of the support plate is bonded with a rubber pad through glue, and the outer wall of the rubber pad is provided with anti-skid grains.

The utility model has the beneficial effects that:

1. the pipe is directly extruded to the clamping jaw main body, so that the pipe enters the material pulling device, the opening distance of the material pulling jaw is adjusted by using the first elastic element, the pipe is abutted against the auxiliary feeding plate while the pipe is rapidly clamped, sliding friction is changed into rolling friction, the friction degree between the clamping jaw and the pipe is reduced, the service life of the clamping jaw is prolonged, and the effective use of the pipe is ensured;

2. the sleeve moves outside the straight rod to drive the connecting rod to move, so that the connecting rod pushes the baffle to slide on the inner wall of the clamping jaw main body, the baffle is not abutted against the auxiliary feeding plate, the auxiliary feeding plate moves under the action of the tensile force of the second elastic element to abut against the support plate and the pipe, the clamping effect on the pipe is improved, and the pipe is prevented from being loosened in the process of pulling;

3. the pipe directly extrudes the clamping jaw body to enter the material puller, so that the pipe is abutted against the stress plate, the third elastic element contracts to play a buffering role, the pipe is prevented from excessively impacting the material puller, and the service life of the material puller is shortened.

Drawings

The utility model will be further described with reference to the accompanying drawings.

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

FIG. 2 is a schematic view of the interior of the housing of the present invention;

FIG. 3 is a schematic structural view of portion A of FIG. 2 according to the present invention;

FIG. 4 is a schematic view of the interior of the jaw body of the present invention;

FIG. 5 is a schematic view of the jaw body of the present invention;

fig. 6 is a schematic structural view of an arc-shaped auxiliary plate of the present invention.

In the figure: 1. a housing; 2. fixing the rod; 3. a first long rod; 4. a second long rod; 5. a first elastic element; 6. a rubber pad; 7. a jaw body; 701. concave holes; 702. a support plate; 8. an auxiliary feeding plate; 801. a ball bearing; 9. a straight rod; 901. a sleeve; 902. a second elastic element; 10. a connecting rod; 11. a baffle plate; 111. a slider; 112. a chute; 12. a slide bar; 121. a stress plate; 122. pulling a rope; 123. a third elastic element; 13. and a fixed pulley.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, a material pulling device for a feeding rack for processing petroleum steel pipes comprises a shell 1, wherein a fixed rod 2 is connected to the inner wall of the shell 1, the outer wall of the fixed rod 2 is respectively and rotatably connected with a first long rod 3 and a second long rod 4, a first elastic element 5 is connected between the first long rod 3 and the second long rod 4, one ends, far away from the first elastic element 5, of the first long rod 3 and the second long rod 4 are respectively connected with a clamping jaw main body 7, a concave hole 701 is formed in the outer wall of the clamping jaw main body 7, a plurality of support plates 702 are connected to the inner wall of the concave hole 701, an auxiliary feeding plate 8 is movably connected to the inner wall of the concave hole 701, uniformly distributed balls 801 are arranged on the outer wall of the auxiliary feeding plate 8, and a limiting mechanism matched with the auxiliary feeding plate 8 is arranged in the clamping jaw main body 7.

As shown in fig. 2 and 4, the limiting mechanism includes a straight rod 9 fixedly connected to the outer wall of the support plate 702, one end of the straight rod 9, which is far away from the support plate 702, passes through the auxiliary feeding plate 8 and extends outward, a sleeve 901 is slidably connected to the outer wall of the straight rod 9, a second elastic element 902 is sleeved on the outer wall of the straight rod 9, two ends of the second elastic element 902 are respectively connected with the auxiliary feeding plate 8 and the sleeve 901, two sides of the outer wall of the sleeve 901 are both movably connected with a connecting rod 10, one end of the connecting rod 10, which is far away from the sleeve 901, is hinged with a baffle 11, the baffle 11 is slidably connected to the inner wall of the clamping jaw main body 7, and the two baffles 11 are respectively movably abutted against two ends of the auxiliary feeding plate 8; the sleeve 901 slides outside the straight rod 9, so that the sleeve 901 drives the connecting rod 10 to move, and further the connecting rod 10 pushes the baffle plate 11 to slide on the inner wall of the clamping jaw main body 7, so that the baffle plate 11 is not abutted to the auxiliary feeding plate 8 any more, the auxiliary feeding plate 8 moves under the action of the tensile force of the second elastic element 902, the support plate 702 is abutted to the pipe, the clamping effect on the pipe is improved, and the pipe is prevented from being loosened in the process of pulling the pipe.

As shown in fig. 3, the outer wall of the baffle plate 11 is connected with a slide block 111, and the inner wall of the clamping jaw body 7 is provided with a sliding groove 112 matched with the slide block 111; when the baffle 11 slides on the inner wall of the clamping jaw body 7, the sliding block 111 slides in the sliding groove 112, so that the moving stability of the baffle 11 is improved, and the baffle 11 and the auxiliary feeding plate 8 can be provided with matched inclined planes, so that the baffle 11 can be conveniently reset under the action of an elastic element.

As shown in fig. 2, a through hole is drilled in the fixing rod 2, the inner wall of the through hole is connected with a sliding rod 12 in a sliding manner, the outer wall of the sliding rod 12 is connected with a stress plate 121, the outer wall of the sliding rod 12 is sleeved with a third elastic element 123, one end of the sliding rod 12 far away from the stress plate 121 is connected with a pull rope 122, and one end of the pull rope 122 far away from the sliding rod 12 is connected with a sleeve 901; on one hand, the pipe is extruded into the material puller and then abuts against the stress plate 121, and the third elastic element 123 contracts to play a role in buffering, so that the pipe is prevented from excessively impacting the material puller, and the service life of the material puller is shortened; on the other hand, the slider 12 pulls the pull cord 122, and the movement of the sleeve 901 is controlled by the pull cord 122, thereby applying a biasing force to the sleeve 901.

As shown in fig. 2, two fixed pulleys 13 are connected to the inner wall of the jaw body 7, and the pull rope 122 is slidably connected to the outer walls of the two fixed pulleys 13; the stability of the movement of the pulling rope 122 is improved.

As shown in fig. 5, the outer wall of the support plate 702 is bonded with a rubber pad 6 through glue, and the outer wall of the rubber pad 6 is provided with anti-skid lines; in the process of clamping the pipe by the support plate 702, the elasticity of the rubber pad 6 is utilized to reduce the clamping force on the pipe, and the anti-slip lines arranged on the outer side of the rubber pad 6 prevent the pipe from loosening in the process of drawing the pipe.

The working principle is as follows: the pipe is extruded into the material puller, the opening distance of the clamping jaw main body 7 is adjusted by using the first elastic element 5, when the pipe is rapidly clamped, the pipe is abutted against the auxiliary feeding plate 8, the sliding friction is changed into rolling friction by the balls 801 on the auxiliary feeding plate 8, the friction degree between the clamping jaw and the pipe is reduced, along with the continuous deep extrusion of the pipe, the pipe enters the material puller and is abutted against the stress plate 121, the stress plate 121 is stressed to drive the slide bar 12 to move in the fixed rod 2, the slide bar 12 drives the sleeve 901 to slide outside the straight rod 9 through the pull rope 122, the sleeve 901 drives the baffle 11 to slide in the clamping jaw main body 7 through the connecting rod 10, the baffle 11 is not abutted against the auxiliary feeding plate 8 any more, the auxiliary feeding plate 8 moves to the inside of the clamping jaw main body 7 under the pulling force of the second elastic element 902, and the support plate 702 on the inner wall of the concave hole 701 clamps the pipe, the looseness of the pipe caused by the balls 801 in the clamping process is avoided.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is illustrative and explanatory only and is not intended to be exhaustive or to limit the utility model to the precise embodiments described, and various modifications, additions, and substitutions may be made by those skilled in the art without departing from the scope of the utility model as defined in the following claims.

Claims

1. A material-feeding bench material-pulling device for processing petroleum steel pipes comprises a shell (1) and is characterized in that, the inner wall of the shell (1) is connected with a fixed rod (2), the outer wall of the fixed rod (2) is respectively and rotatably connected with a first long rod (3) and a second long rod (4), a first elastic element (5) is connected between the first long rod (3) and the second long rod (4), one ends of the first long rod (3) and the second long rod (4) far away from the first elastic element (5) are both connected with a clamping jaw main body (7), a concave hole (701) is drilled on the outer wall of the clamping jaw body (7), a plurality of support plates (702) are connected with the inner wall of the concave hole (701), the inner wall of the concave hole (701) is also movably connected with an auxiliary feeding plate (8), the outer wall of the auxiliary feeding plate (8) is provided with balls (801) which are uniformly distributed, and a limiting mechanism matched with the auxiliary feeding plate (8) is arranged in the clamping jaw body (7).

2. The material-loading bench puller for petroleum steel pipe processing as set forth in claim 1, the limiting mechanism comprises a straight rod (9) fixedly connected with the outer wall of the support plate (702), one end of the straight rod (9) far away from the support plate (702) penetrates through the auxiliary feeding plate (8) and extends outwards, the outer wall of the straight rod (9) is connected with a sleeve (901) in a sliding manner, the outer wall of the straight rod (9) is sleeved with a second elastic element (902), the two ends of the second elastic element (902) are respectively connected with the auxiliary feeding plate (8) and the sleeve (901), both sides of the outer wall of the sleeve (901) are movably connected with connecting rods (10), one end of each connecting rod (10) far away from the sleeve (901) is hinged with a baffle (11), the baffles (11) are connected to the inner wall of the clamping jaw main body (7) in a sliding manner, and the two baffle plates (11) are movably abutted against the two ends of the auxiliary feeding plate (8) respectively.

3. The material pulling device of the feeding rack for processing the petroleum steel pipe as claimed in claim 2, wherein the outer wall of the baffle plate (11) is connected with a sliding block (111), and the inner wall of the clamping jaw body (7) is provided with a sliding groove (112) matched with the sliding block (111).

4. The material puller of the feeding rack for processing the petroleum steel pipe as claimed in claim 2, wherein a through hole is drilled in the fixing rod (2), a sliding rod (12) is slidably connected to the inner wall of the through hole, a stress plate (121) is connected to the outer wall of the sliding rod (12), a third elastic element (123) is sleeved on the outer wall of the sliding rod (12), a pulling rope (122) is connected to one end of the sliding rod (12) far away from the stress plate (121), and one end of the pulling rope (122) far away from the sliding rod (12) is connected to the sleeve (901).

5. The material drawing device of the feeding rack for processing the petroleum steel pipe as claimed in claim 4, wherein two fixed pulleys (13) are connected to the inner wall of the clamping jaw body (7), and the pulling rope (122) is slidably connected to the outer walls of the two fixed pulleys (13).

6. The material pulling device of the feeding rack for processing the petroleum steel pipe as claimed in claim 1, wherein the outer wall of the support plate (702) is adhered with a rubber pad (6) through glue, and the outer wall of the rubber pad (6) is provided with anti-skid lines.