CN219234107U - Welded pipe cutting device - Google Patents

Abstract

The utility model discloses a welded pipe cutting device which comprises a bottom plate, wherein a positioning block is arranged at the upper end of the bottom plate, a first through hole for a welded pipe to pass through is formed in the positioning block along the front-back direction, a clamping assembly for clamping the welded pipe is arranged on the inner peripheral surface of the first through hole, a positioning assembly is detachably arranged at the front end of the positioning block, a driving assembly is arranged at the upper end of the bottom plate, the driving assembly drives the welded pipe to pass through the first through hole, and a cutting assembly for cutting the welded pipe is arranged on the bottom plate. According to the utility model, the initial position of the welded pipe can be effectively positioned when the welded pipe is installed, the cutting accuracy of the device is improved, the welded pipe can be fixed through the driving assembly in the cutting process, the position of the welded pipe is effectively prevented from being influenced by the shaking of the welded pipe when the welded pipe is cut, and the cutting accuracy of the welded pipe is further improved.

Description

Welded pipe cutting device

Technical Field

The utility model relates to the technical field of welded pipe machining, in particular to a welded pipe cutting device.

Background

Steel pipes are a very common material, wherein a welded pipe is a member of a steel pipe family, and has important roles in the fields of construction, machine manufacturing and the like, and in some fields, a plurality of sections of steel pipes with equal length are required to be utilized, so that a worker needs to cut the welded pipe by means of a cutting device.

The utility model discloses a steel pipe cutting device with a fixed-length cutting function, which is disclosed by a patent number CN202220488528.8 and comprises a workbench, wherein a side plate is fixed on the top surface of the workbench, a first rotating shaft is arranged in the side plate in a penetrating manner, a sliding groove is formed in the bottom of the first rotating shaft, a sliding rod is arranged in the sliding groove, and the end part of the sliding rod penetrates through the first rotating shaft.

Disclosure of Invention

Object of the utility model

In order to solve the technical problems in the background art, the utility model provides a welded pipe cutting device, which can effectively position the initial position of a welded pipe when the welded pipe is installed, improves the cutting accuracy of the device, can fix the welded pipe through a driving assembly in the cutting process, effectively prevents the welded pipe from shaking during cutting to influence the position of the welded pipe, and further improves the cutting accuracy of the welded pipe.

(II) technical scheme

The utility model provides a welded pipe cutting device which comprises a bottom plate, wherein a positioning block is arranged at the upper end of the bottom plate, a first through hole for a welded pipe to pass through is formed in the positioning block along the front-back direction, a clamping assembly for clamping the welded pipe is arranged on the inner peripheral surface of the first through hole, a positioning assembly is detachably arranged at the front end of the positioning block, a driving assembly is arranged at the upper end of the bottom plate, the driving assembly drives the welded pipe to pass through the first through hole, and a cutting assembly for cutting the welded pipe is arranged on the bottom plate.

Preferably, the clamping assembly comprises two transmission plates, two second through holes are formed in the positioning block along the front-rear direction, the two second through holes are respectively located on the upper side and the lower side of the first through hole, the two transmission plates are respectively located in the two second through holes and are in sliding connection with the positioning block, the two transmission plates are respectively provided with clamping blocks at one ends close to each other, the two clamping blocks are far away from one ends of the transmission plates are respectively deep into the first through holes, and a driving unit for driving the two transmission plates to be close to or far away from each other is arranged on the positioning block.

Preferably, the driving unit comprises a bidirectional screw and a first motor, a third through hole for communicating two second through holes is formed in the positioning block, one ends of two transmission plates extend into the third through holes, first threaded through holes are formed in the two transmission plates along the up-down direction, the bidirectional screw is vertically arranged in the third through holes and is rotationally connected with the positioning block, two ends of the bidirectional screw respectively penetrate through the two first threaded through holes, two ends of the bidirectional screw are respectively in threaded connection with the two transmission plates, the top end of the bidirectional screw penetrates through the positioning block, the first motor is connected with the upper ends of the positioning blocks, and an output shaft of the first motor is coaxially connected with the bidirectional screw.

Preferably, the positioning assembly comprises a positioning plate, the positioning plate is detachably arranged at the front end of the positioning block, and the positioning plate and the positioning block are mutually attached.

Preferably, the front end of the positioning block is respectively provided with two T-shaped sliding grooves, the two T-shaped sliding grooves are arranged at intervals up and down, two T-shaped sliding blocks are respectively arranged in the T-shaped sliding grooves in a sliding manner, and the two T-shaped sliding blocks are connected with the positioning plate.

Preferably, the cutting assembly comprises a hydraulic cylinder, a rotating shaft and a connecting rod, wherein the hydraulic cylinder is horizontally arranged in the left-right direction and connected with the bottom plate through a fixing plate, a telescopic rod of the hydraulic cylinder is horizontally arranged in the left direction and connected with a fixing block arranged on the bottom plate in a sliding manner, a second motor is arranged on the fixing block, the rotating shaft is coaxially connected with an output shaft of the second motor, and a cutting knife is coaxially arranged at one end of the rotating shaft, which is far away from the second motor.

Preferably, the drive assembly includes third motor, threaded rod, push pedal and mounting panel, the third motor with the interval sets up around the mounting panel bottom plate upper end and be located the rear of locating piece, the push pedal slides and sets up the bottom plate upper end and be located between the third motor with the mounting panel, be equipped with the second screw thread through-hole along fore-and-aft direction in the push pedal, the threaded rod along fore-and-aft direction level set up in between the third motor with the mounting panel, the one end of threaded rod with third motor coaxial coupling, its other end pass the second screw thread through-hole and with the mounting panel rotates to be connected, the threaded rod with push pedal threaded connection.

Preferably, the device further comprises a sliding block, wherein a first groove is formed in the upper end of the bottom plate along the front and rear directions, and the sliding block is arranged in the first groove in a sliding mode and is connected with the push plate.

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial technical effects:

according to the welding pipe cutting device, when the device is needed to be used, the welding pipe is inserted into the first through hole, the positioning assembly is arranged on the bottom plate, the driving assembly is used for pushing the welding pipe to pass through the first through hole and positioning the initial position of the welding pipe under the action of the positioning assembly, the positioning assembly is detached after positioning is finished, the driving assembly is used for driving the welding pipe, so that the length of the welding pipe to be cut at the moving position is required, the welding pipe is cut through the cutting assembly, the welding pipe is clamped through the clamping assembly in the cutting process, so that the welding pipe is effectively prevented from shaking in the cutting process, the clamping assembly is used for clamping the welding pipe after cutting is finished, the driving assembly is used for driving the distance of the welding pipe to be cut next time, the device can effectively position the initial position of the welding pipe when the welding pipe is arranged, the cutting accuracy of the device is improved, the welding pipe can be fixed through the driving assembly in the cutting process, the welding pipe is effectively prevented from shaking in the cutting process, and the cutting accuracy of the welding pipe is further improved.

Drawings

Fig. 1 is a schematic structural diagram of a welded pipe cutting device according to the present utility model.

Fig. 2 is a schematic rear view of a welded pipe cutting device according to the present utility model.

Fig. 3 is a schematic structural view of a welded pipe cutting device in a positioning state according to the present utility model.

Reference numerals: 1. a bottom plate; 2. a positioning block; 3. a drive plate; 4. a clamping block; 5. a bidirectional screw; 6. a first motor; 7. a positioning plate; 8. a T-shaped slider; 9. a fixing plate; 10. a hydraulic cylinder; 11. a fixed block; 12. a second motor; 13. a rotating shaft; 14. a cutting knife; 15. a third motor; 16. a threaded rod; 17. a push plate; 18. a mounting plate; 19. a sliding block.

Detailed Description

The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the utility model. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, welded, riveted, bonded, etc., or may be a removable connection, threaded connection, keyed connection, pinned connection, etc., or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1-3, the welding pipe cutting device provided by the utility model comprises a bottom plate 1, wherein a positioning block 2 is arranged at the upper end of the bottom plate 1, a first through hole for the welding pipe to pass through is formed in the positioning block 2 along the front-back direction, a clamping assembly for clamping the welding pipe is arranged on the inner circumferential surface of the first through hole, a positioning assembly is detachably arranged at the front end of the positioning block 2, a driving assembly is arranged at the upper end of the bottom plate 1, the driving assembly drives the welding pipe to pass through the first through hole, and a cutting assembly for cutting the welding pipe is arranged on the bottom plate 1.

According to the utility model, when the device is needed to be used, the welded pipe is inserted into the first through hole, the positioning component is arranged on the bottom plate 1, the driving component pushes the welded pipe to pass through the first through hole and positions the initial position of the welded pipe under the action of the positioning component, the positioning component is detached after the positioning is finished, the driving component drives the welded pipe, so that the welded pipe at the moving position needs to be cut, the cutting component cuts the welded pipe, the clamping component clamps the welded pipe in the cutting process, so that the welded pipe is effectively prevented from shaking in the cutting process to influence the position accuracy of the welded pipe, the clamping component clamps the welded pipe after the cutting is finished and drives the welded pipe to move the next distance to be cut through the driving component.

In an alternative embodiment, the clamping assembly comprises two transmission plates 3, two second through holes are formed in the positioning block 2 along the front-rear direction, the two second through holes are respectively located at the upper side and the lower side of the first through hole, the two transmission plates 3 are respectively located in the two second through holes and are in sliding connection with the positioning block 2, clamping blocks 4 are respectively arranged at one ends, close to each other, of the two transmission plates 3, one ends, far away from the transmission plates 3, of the two clamping blocks 4 are respectively located in the first through holes, a driving unit for driving the two transmission plates 3 to be close to or far away from each other is arranged on the positioning block 2, and the driving unit drives the two transmission plates 3 to be close to each other so as to drive the clamping blocks 4 connected with the transmission plates 3 to be close to each other so as to clamp a welded pipe in the first through holes, so that the welded pipe is limited, and the welded pipe is prevented from shaking due to position change during cutting, so that the machining accuracy of the device is further improved.

In an alternative embodiment, the driving unit includes a bidirectional screw 5 and a first motor 6, a third through hole for communicating two second through holes is formed in the positioning block 2, one ends of two transmission plates 3 extend into the third through hole, two transmission plates 3 are provided with first threaded through holes along the up-down direction, the bidirectional screw 5 is vertically disposed in the third through hole and is rotationally connected with the positioning block 2, two ends of the bidirectional screw 5 respectively pass through the two first threaded through holes and two ends of the bidirectional screw 5 are respectively in threaded connection with the two transmission plates 3, the top end of the bidirectional screw 5 passes through the positioning block 2, the first motor 6 is connected with the upper end of the positioning block 2, and an output shaft of the first motor 6 is coaxially connected with the bidirectional screw 5, and the two ends of the bidirectional screw 5 are respectively in threaded connection with the two transmission plates 3 through the first motor 6, so that the bidirectional screw 5 rotates to drive the two transmission plates 3 to be close to each other and drive the two welding blocks 4 to clamp a pipe.

In an alternative embodiment, the positioning assembly comprises a positioning plate 7, the positioning plate 7 is detachably arranged at the front end of the positioning block 2, the positioning plate 7 and the positioning block 2 are mutually attached, when the welded pipe is positioned, the driving assembly pushes the welded pipe to move, and the welded pipe can be positioned after moving in the first through hole and being in contact with the positioning plate 7, so that the initial position of the welded pipe is positioned, and the cutting accuracy is improved.

In an alternative embodiment, the front end of the positioning block 2 is respectively provided with two T-shaped sliding grooves, the two T-shaped sliding grooves are arranged at intervals up and down, two T-shaped sliding blocks 8 are respectively arranged in the two T-shaped sliding grooves in a sliding manner, the two T-shaped sliding blocks 8 are connected with the positioning plate 7, when the positioning plate 7 needs to be installed, the two T-shaped sliding blocks 8 are inserted into the two T-shaped sliding grooves, and the positioning plate 7 is completely blocked by the first through hole by moving the T-shaped sliding blocks 8, so that the positioning plate 7 is installed after the first through hole is completely blocked, and the positioning plate is detached.

In an alternative embodiment, the cutting assembly comprises a hydraulic cylinder 10, a rotating shaft 13 and a cutting knife 14, the hydraulic cylinder 10 is horizontally arranged along the left-right direction and is connected with the bottom plate 1 through a fixing plate 9, a telescopic rod of the hydraulic cylinder 10 is horizontally arranged leftwards and is connected with a fixing block 11 which is slidably arranged on the bottom plate 1, the fixing block 11 is provided with a second motor 12, the rotating shaft 13 is coaxially connected with an output shaft of the second motor 12, one end of the rotating shaft 13, which is far away from the second motor 12, is coaxially provided with the cutting knife 14, and when a welded pipe is required to be cut, the rotating shaft 13 is driven to rotate through the second motor 12 so as to drive the cutting knife 14 to rotate, and the fixing block 11 is pushed to move through the hydraulic cylinder 10 so as to drive the cutting knife 14 to rotate so as to cut the welded pipe.

In an alternative embodiment, the driving assembly includes a third motor 15, a threaded rod 16, a push plate 17 and a mounting plate 18, the third motor 15 and the mounting plate 18 are disposed at front and rear intervals at the upper end of the bottom plate 1 and located at the rear of the positioning block 2, the push plate 17 is slidably disposed at the upper end of the bottom plate 1 and located between the third motor 15 and the mounting plate 18, a second threaded through hole is disposed on the push plate 17 along the front and rear direction, the threaded rod 16 is horizontally disposed between the third motor 15 and the mounting plate 18 along the front and rear direction, one end of the threaded rod 16 is coaxially connected with the third motor 15, the other end of the threaded rod 16 passes through the second threaded through hole and is rotatably connected with the mounting plate 18, the threaded rod 16 is in threaded connection with the push plate 17, the push plate 16 is driven to rotate by the third motor 15, the push plate 17 is driven to move by the rotation of the threaded rod 16, and the push plate 17 is driven to move by the push rod 17 to contact with the welding pipe.

In an alternative embodiment, the sliding block 19 is further included, a first groove is formed in the upper end of the bottom plate 1 along the front and rear directions, the sliding block 19 is slidably disposed in the first groove and is connected with the push plate 17, and stability of movement of the push plate 17 can be further improved through the sliding block 19.

It is to be understood that the above-described embodiments of the present utility model are merely illustrative of or explanation of the principles of the present utility model and are in no way limiting of the utility model. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present utility model should be included in the scope of the present utility model. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims, or equivalents of such scope and boundary.

Claims (8)

1. The utility model provides a welded tube cutting device, its characterized in that, includes bottom plate (1), bottom plate (1) upper end is equipped with locating piece (2), be equipped with on locating piece (2) along the fore-and-aft direction and supply the first through-hole that the welded tube passed, be equipped with the clamping assembly who is used for carrying out the centre gripping to the welded tube on the first through-hole inner peripheral surface, the front end of locating piece (2) can be dismantled and be equipped with locating component, the upper end of bottom plate (1) is equipped with drive assembly, drive assembly drive welded tube passes first through-hole, be equipped with the cutting assembly who is used for cutting the welded tube on bottom plate (1).

2. The welded pipe cutting device according to claim 1, wherein the clamping assembly comprises two transmission plates (3), two second through holes are formed in the positioning block (2) along the front-rear direction, the two second through holes are respectively located on the upper side and the lower side of the first through hole, the two transmission plates (3) are respectively located in the two second through holes and are in sliding connection with the positioning block (2), clamping blocks (4) are respectively arranged at one ends, close to each other, of the two transmission plates (3), the two clamping blocks (4) are far away from one ends, close to each other, of the transmission plates (3) and are respectively deep into the first through holes, and a driving unit for driving the two transmission plates (3) to be close to or far away from each other is arranged on the positioning block (2).

3. The welded pipe cutting device according to claim 2, wherein the driving unit comprises a bidirectional screw (5) and a first motor (6), a third through hole for communicating two second through holes is formed in the positioning block (2), one ends of two transmission plates (3) extend into the third through holes, first threaded through holes are formed in the two transmission plates (3) along the up-down direction, the bidirectional screw (5) is vertically arranged in the third through holes and is rotationally connected with the positioning block (2), two ends of the bidirectional screw (5) respectively penetrate through the two first threaded through holes, two ends of the bidirectional screw (5) are respectively in threaded connection with the two transmission plates (3), the top ends of the bidirectional screw (5) penetrate through the positioning block (2), the first motor (6) is connected with the upper end of the positioning block (2), and an output shaft of the first motor (6) is coaxially connected with the bidirectional screw (5).

4. A welded pipe cutting device according to claim 1, characterized in that the positioning assembly comprises a positioning plate (7), the positioning plate (7) is detachably arranged at the front end of the positioning block (2), and the positioning plate (7) and the positioning block (2) are mutually attached.

5. The welded pipe cutting device according to claim 4, wherein the front end of the positioning block (2) is respectively provided with two T-shaped sliding grooves, the two T-shaped sliding grooves are arranged at intervals up and down, two T-shaped sliding blocks (8) are respectively arranged in the two T-shaped sliding grooves in a sliding manner, and the two T-shaped sliding blocks (8) are connected with the positioning plate (7).

6. A welded pipe cutting device according to claim 1, characterized in that the cutting assembly comprises a hydraulic cylinder (10), a rotating shaft (13) and a cutting knife (14) which is coaxially connected with the output shaft of the second motor (12), wherein the hydraulic cylinder (10) is horizontally arranged in the left-right direction and is connected with the bottom plate (1) through a fixing plate (9), a telescopic rod of the hydraulic cylinder (10) is horizontally arranged leftwards and is connected with a fixing block (11) which is slidably arranged on the bottom plate (1), the fixing block (11) is provided with the second motor (12), and one end, away from the second motor (12), of the rotating shaft (13) is coaxially provided with the cutting knife.

7. A welded pipe cutting device according to claim 1, characterized in that the driving assembly comprises a third motor (15), a threaded rod (16), a push plate (17) and a mounting plate (18), wherein the third motor (15) and the mounting plate (18) are arranged at front and back intervals at the upper end of the bottom plate (1) and are positioned at the rear of the positioning block (2), the push plate (17) is slidably arranged at the upper end of the bottom plate (1) and is positioned between the third motor (15) and the mounting plate (18), a second threaded through hole is formed in the push plate (17) along the front and back direction, the threaded rod (16) is horizontally arranged between the third motor (15) and the mounting plate (18) along the front and back direction, one end of the threaded rod (16) is coaxially connected with the third motor (15), and the other end of the threaded rod (16) penetrates through the second threaded through hole and is rotationally connected with the mounting plate (18), and the threaded rod (16) is in threaded connection with the push plate (17).

8. A welded pipe cutting apparatus according to claim 7, further comprising a slide block (19), wherein the upper end of the base plate (1) is provided with a first groove along the front and rear direction, and the slide block (19) is slidably disposed in the first groove and connected to the push plate (17).

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