Cutting machine with height adjustment for easy use

By designing a cutting machine with a locking handcart and a lifting and adjusting clamping assembly, the problems of inconvenient height adjustment and poor fixing effect in the existing technology have been solved, and efficient cutting of steel-plastic composite pipes has been achieved.

CN224526223UActive Publication Date: 2026-07-21SICHUAN BINAISI PIPE CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SICHUAN BINAISI PIPE CO LTD
Filing Date
2025-06-25
Publication Date
2026-07-21

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Abstract

The utility model discloses a cutting machine convenient to use height adjustment, including locking handcart, lifting adjustment clamping component and cutting assembly, lifting adjustment clamping component all sets up in the both sides of locking handcart top, cutting assembly sets up in the inboard of lifting adjustment clamping component, lifting adjustment clamping component includes fixed link, first air cylinder, T type seat, fixed clip, second air cylinder, second sliding slot and second sliding block, cutting assembly includes mounting seat, drive motor, gear ring, first gear, second gear, annular groove and laser cutting machine. The cutting machine convenient to use height adjustment provided by the utility model has the advantages of convenient adjustment and good fixing effect, solves the problem that the cutting machine of prior art is inconvenient to adjust its own position height when using, causes the steel plastic composite pipe with higher bracket to cut, must manually transfer it to the designated bracket, and the fixing effect is poor when cutting.
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Description

Technical Field

[0001] This utility model relates to the field of steel-plastic composite pipe production and cutting technology, specifically to a cutting machine that is easy to use with adjustable height. Background Technology

[0002] Steel-plastic composite pipe is a new type of composite pipe, also known as plastic-coated steel pipe. Plastic-coated steel pipes include internally plastic-coated steel pipes, externally plastic-coated steel pipes, both internally and externally plastic-coated steel pipes, externally galvanized and internally plastic-coated steel pipes, and externally 3PE anti-corrosion and internally plastic-coated steel pipes, etc. It combines the advantages of steel pipes and plastic pipes, possessing excellent properties such as high strength, corrosion resistance, wear resistance, high temperature resistance, and aging resistance. It is an upgraded replacement product for traditional pipelines. Compared with traditional steel pipes, steel-plastic composite pipes are lighter, easier to install, and have a longer service life, saving significant time and costs. Compared with plastic pipes, steel-plastic composite pipes have higher strength and better corrosion resistance, allowing for long-term use in harsh environments without aging, deformation, or cracking.

[0003] After production, steel-plastic composite pipes are generally placed on brackets for cutting. However, existing cutting machines are not convenient to adjust their own position and height during use. As a result, when cutting steel-plastic composite pipes with high brackets, they must be manually transferred to the designated bracket. At the same time, the fixing effect is poor during cutting. Therefore, there is an urgent need for a cutting machine that is easy to use with height adjustment to overcome the above defects. Utility Model Content

[0004] The purpose of this invention is to provide a cutting machine that is easy to use and has adjustable height, with the advantages of convenient adjustment and good fixation, so as to solve the problems mentioned in the background art.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a height-adjustable cutting machine, comprising a locking handcart, a lifting and adjusting clamping assembly, and a cutting assembly. The lifting and adjusting clamping assembly is disposed on both sides of the top of the locking handcart, and the cutting assembly is disposed inside the lifting and adjusting clamping assembly. The lifting and adjusting clamping assembly includes a fixing rod, a first cylinder, a T-shaped seat, a fixing clamp, a second cylinder, a second slide groove, and a second slider. The cutting assembly includes a mounting base, a drive motor, a gear ring, a first gear, a second gear, an annular groove, a limiting pulley, and a laser cutting machine.

[0006] Furthermore, the fixing rods are all fixedly installed on both sides of the top of the locking handcart, and a second sliding groove is provided inside the fixing rod. A second cylinder is fixedly installed inside the second sliding groove, and the second slider slides in the inner cavity of the second sliding groove.

[0007] Furthermore, the top of the second cylinder is fixedly connected to the bottom of the second slider, and a mounting base is fixedly installed on the side of the second slider that is relatively close to it. A gear ring is provided on the front side of the mounting base, and a drive motor is fixedly installed on the back side of the mounting base.

[0008] Furthermore, the second gear rotates at the center inside the mounting base via a bearing, and the output shaft of the drive motor passes through the front of the mounting base and is fixedly connected to the back of the second gear. The first gear is engaged with the bottom sides of the gear ring surface by teeth.

[0009] Furthermore, the back of the first gear is rotatably connected to the front of the mounting base via a bearing, the surface of the second gear meshes with the surface of the gear ring via teeth, the annular groove is formed inside the gear ring, and three limiting pulleys are slidably connected to the inner cavity of the annular groove.

[0010] Furthermore, the back of the limiting pulley is rotatably connected to the front of the mounting base via a bearing, the laser cutting machine is fixedly installed at the bottom of the front of the gear ring, and T-shaped seats are fixedly installed at the center of both sides of the mounting base.

[0011] Furthermore, two first cylinders are fixedly installed on the relatively far side of the T-shaped seat, and two fixing clips are provided on the relatively close side of the T-shaped seat. The relatively close side of the first cylinders extends through to the inner side of the T-shaped seat and is fixedly connected to the relatively far side of the fixing clips.

[0012] In summary, due to the adoption of the above-mentioned technologies, the beneficial effects of this utility model are:

[0013] This invention utilizes a locking trolley to move the entire device, a lifting and adjusting clamping assembly to fix the steel-plastic composite pipe, and an adjustable cutting assembly to cut the steel-plastic composite pipe. In use, the locking trolley moves the entire device to the designated position. Then, the second cylinder is activated, causing the second slider to move upwards, thus moving the mounting base to the designated position. Once in the designated position, the steel-plastic composite pipe is inserted into the inner cavity of the mounting base. Next, the first cylinder is activated, causing the fixing clamp to move inwards and fix the steel-plastic composite pipe. After fixing, the drive motor is activated, driving the second gear to rotate, which in turn drives the laser cutting machine. Finally, the laser cutting machine cuts the steel-plastic composite pipe. This design offers advantages such as convenient adjustment and good fixing effect, solving the problems of existing cutting machines where the machine's height is inconvenient to adjust, requiring manual transfer of steel-plastic composite pipes with high brackets, and resulting in poor fixing during cutting. Attached Figure Description

[0014] Figure 1 This is a schematic diagram of the structure of this utility model;

[0015] Figure 2 This is a schematic diagram of the cutting component structure of this utility model;

[0016] Figure 3 This is a schematic diagram of the lifting and adjusting clamping assembly of this utility model;

[0017] Figure 4 This is a schematic diagram of the cross-sectional structure of the fixing rod of this utility model.

[0018] In the diagram: 1. Locking trolley; 2. Lifting and adjusting clamping assembly; 21. Fixing rod; 22. First cylinder; 23. T-shaped seat; 24. Fixing clamp; 25. Second cylinder; 26. Second slide groove; 27. Second slider; 3. Cutting assembly; 31. Mounting base; 32. Drive motor; 33. Gear ring; 34. First gear; 35. Second gear; 36. Annular groove; 37. Limiting pulley; 38. Laser cutting machine. Detailed Implementation

[0019] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only a part of the embodiments of this utility model, not all of them. All other embodiments obtained by those skilled in the art based on the embodiments of this utility model without creative effort are within the scope of protection of this utility model. Therefore, the following detailed description of the embodiments of this utility model provided in the accompanying drawings is not intended to limit the scope of the claimed utility model, but merely represents selected embodiments of this utility model. All other embodiments obtained by those skilled in the art based on the embodiments of this utility model without creative effort are within the scope of protection of this utility model.

[0020] This utility model provides, for example Figure 1-4 As shown, the height-adjustable cutting machine includes a locking trolley 1, a lifting and adjusting clamping assembly 2, and a cutting assembly 3. The lifting and adjusting clamping assembly 2 is located on both sides of the top of the locking trolley 1, and the cutting assembly 3 is located inside the lifting and adjusting clamping assembly 2. The lifting and adjusting clamping assembly 2 includes a fixing rod 21, a first cylinder 22, a T-shaped seat 23, a fixing clamp 24, a second cylinder 25, a second slide groove 26, and a second slider 27. The cutting assembly 3 includes a mounting base 31, a drive motor 32, a gear ring 33, a first gear 34, a second gear 35, an annular groove 36, a limiting pulley 37, and a laser cutter 38.

[0021] More specifically, the steel-plastic composite pipe is cut by setting the cutting component 3. In use, the entire device is moved to the designated position under the action of the locking trolley 1. Then, the second cylinder 25 is opened, which drives the second slider 27 to move to the top, thereby moving the mounting base 31 to the designated position. After moving to the designated position, the steel-plastic composite pipe is inserted into the inner cavity of the mounting base 31. Then, the first cylinder 22 is opened, which drives the fixing clamp 24 to move inward and fix the steel-plastic composite pipe under the action of the fixing clamp 24. After fixing, the drive motor 32 is opened, which drives the second gear 35 to rotate, which causes the gear ring 33 to drive the laser cutting machine 38 to rotate. Finally, the steel-plastic composite pipe is cut under the action of the laser cutting machine 38. It has the advantages of convenient adjustment and good fixing effect.

[0022] In some embodiments, the fixing rods 21 are fixedly installed on both sides of the top of the locking handcart 1. The fixing rods 21 have a second slide groove 26 inside, and a second cylinder 25 is fixedly installed inside the second slide groove 26. The second slider 27 slides in the inner cavity of the second slide groove 26. More specifically, the second slide groove 26 is used to limit the second slider 27 to prevent the second slider 27 from shaking during movement.

[0023] In some embodiments, the top of the second cylinder 25 is fixedly connected to the bottom of the second slider 27, and a mounting base 31 is fixedly installed on the side of the second slider 27 that is relatively close to it. A gear ring 33 is provided on the front side of the mounting base 31, and a drive motor 32 is fixedly installed on the back side of the mounting base 31. More specifically, the mounting base 31 is limited by setting the second slider 27 to prevent the mounting base 31 from shaking during movement, and the position of the second slider 27 is moved by setting the second cylinder 25.

[0024] In some embodiments, the second gear 35 rotates at the center inside the mounting base 31 via a bearing. The output shaft of the drive motor 32 passes through the front of the mounting base 31 and is fixedly connected to the back of the second gear 35. The bottom sides of the gear ring 33 are both meshed with the first gear 34 by teeth. More specifically, the second gear 35 is driven by the drive motor 32, which indirectly rotates the gear ring 33. The first gear 34 limits the bottom sides of the gear ring 33 to prevent it from shaking during rotation.

[0025] In some embodiments, the back of the first gear 34 is rotatably connected to the front of the mounting base 31 via a bearing, the surface of the second gear 35 meshes with the surface of the gear ring 33 via teeth, the annular groove 36 is formed inside the gear ring 33, and three limiting pulleys 37 are slidably connected to the inner cavity of the annular groove 36. More specifically, by setting the annular groove 36 to limit the limiting pulleys 37, the inner side of the gear ring 33 is indirectly limited.

[0026] In some embodiments, the back of the limiting pulley 37 is rotatably connected to the front of the mounting base 31 via a bearing, the laser cutting machine 38 is fixedly mounted on the bottom of the front of the gear ring 33, and T-shaped seats 23 are fixedly mounted at the center of both sides of the mounting base 31. More specifically, the first cylinder 22 is installed and fixed by setting the T-shaped seats 23.

[0027] In some embodiments, two first cylinders 22 are fixedly installed on the relatively far side of the T-shaped seat 23, and two fixing clamps 24 are provided on the relatively close side of the T-shaped seat 23. The relatively close side of the first cylinders 22 extends through to the inner side of the T-shaped seat 23 and is fixedly connected to the relatively far side of the fixing clamps 24. More specifically, by setting the first cylinders 22 to drive the fixing clamps 24, the two sides of the steel-plastic composite pipe are indirectly fixed to prevent it from shifting during cutting.

[0028] Working principle:

[0029] Step 1: When in use, under the action of locking the handcart 1, move the whole device to the designated position, then open the second cylinder 25, and drive the second slider 27 to move to the top through the second cylinder 25, so that the mounting base 31 moves to the designated position. After moving to the designated position, insert the steel-plastic composite tube into the inner cavity of the mounting base 31.

[0030] Step 2: Next, open the first cylinder 22, which drives the fixing clamp 24 to move inward and fix the steel-plastic composite pipe under the action of the fixing clamp 24. After fixing, open the drive motor 32, which drives the second gear 35 to rotate, so that the gear ring 33 drives the laser cutting machine 38 to rotate. Finally, the steel-plastic composite pipe is cut under the action of the laser cutting machine 38. It has the advantages of convenient adjustment and good fixing effect.

[0031] The above description is only a preferred embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any equivalent substitutions or changes made by those skilled in the art within the technical scope disclosed in the present utility model, based on the technical solution and the inventive concept of the present utility model, should be included within the protection scope of the present utility model.

[0032] It should be noted that, in this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, method, article, or apparatus.

Claims

1. A cutting machine that is easy to use with height adjustment, characterized in that: The device includes a locking handcart (1), a lifting and adjusting clamping assembly (2), and a cutting assembly (3). The lifting and adjusting clamping assembly (2) is located on both sides of the top of the locking handcart (1). The cutting assembly (3) is located inside the lifting and adjusting clamping assembly (2). The lifting and adjusting clamping assembly (2) includes a fixing rod (21), a first cylinder (22), a T-shaped seat (23), a fixing clamp (24), a second cylinder (25), a second slide groove (26), and a second slider (27). The cutting assembly (3) includes a mounting base (31), a drive motor (32), a gear ring (33), a first gear (34), a second gear (35), an annular groove (36), a limiting pulley (37), and a laser cutter (38).

2. The height-adjustable cutting machine according to claim 1, characterized in that: The fixing rods (21) are all fixedly installed on both sides of the top of the locking handcart (1). The fixing rods (21) have a second slide groove (26) inside. The second slide groove (26) has a second cylinder (25) fixedly installed inside. The second slider (27) slides in the inner cavity of the second slide groove (26).

3. The height-adjustable cutting machine according to claim 1, characterized in that: The top of the second cylinder (25) is fixedly connected to the bottom of the second slider (27). A mounting base (31) is fixedly installed on the side of the second slider (27) that is relatively close to it. A gear ring (33) is provided on the front side of the mounting base (31), and a drive motor (32) is fixedly installed on the back side of the mounting base (31).

4. The height-adjustable cutting machine according to claim 1, characterized in that: The second gear (35) rotates at the center inside the mounting base (31) via a bearing. The output shaft of the drive motor (32) passes through the front of the mounting base (31) and is fixedly connected to the back of the second gear (35). The first gear (34) is meshed with the bottom of the gear ring (33) on both sides by teeth.

5. The height-adjustable cutting machine according to claim 1, characterized in that: The back of the first gear (34) is rotatably connected to the front of the mounting base (31) via a bearing. The surface of the second gear (35) meshes with the surface of the gear ring (33) via teeth. The annular groove (36) is opened inside the gear ring (33). Three limiting pulleys (37) are slidably connected to the inner cavity of the annular groove (36).

6. The height-adjustable cutting machine according to claim 1, characterized in that: The back of the limiting pulley (37) is rotatably connected to the front of the mounting base (31) via a bearing. The laser cutting machine (38) is fixedly installed at the bottom of the front of the gear ring (33). T-shaped seats (23) are fixedly installed at the center of both sides of the mounting base (31).

7. The height-adjustable cutting machine according to claim 1, characterized in that: Two first cylinders (22) are fixedly installed on the side of the T-shaped seat (23) that is relatively far apart. Two fixing clips (24) are provided on the side of the T-shaped seat (23) that is relatively close together. The side of the first cylinder (22) that is relatively close together extends through to the inside of the T-shaped seat (23) and is fixedly connected to the side of the fixing clips (24) that is relatively far apart.