Pipeline cutting rope sawing machine

Abstract

The utility model discloses a pipeline cutting rope sawing machine, which comprises a clamping mechanism, a feeding mechanism, a saw frame and a diamond rope, the feeding mechanism can be locked on a pipeline through the clamping mechanism, the saw frame comprises a main body, a connecting rod mechanism and moving arms arranged on the left side and the right side of the main body through the connecting rod mechanism, and the feeding mechanism is used for driving the main body to move up and down. A driving wheel is installed on the main body, a tensioning wheel and a guide wheel are installed at the lower ends of the two moving arms respectively, the diamond rope is tensioned on the outer sides of the driving wheel, the tensioning wheel and the guide wheel, the saw frame further comprises an adjusting device, and the adjusting device drives the connecting rod mechanism to deform so as to adjust the distance between the two moving arms. According to the pipeline cutting rope sawing machine, the width of the saw frame can be adjusted so that pipelines with different outer diameters can be conveniently cut.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of rope saw machine, especially to a pipeline cutting rope saw machine. BACKGROUND

[0002] Pipeline, especially underground sewage pipe, needs to cut and connect the sewage pipe during laying construction, and the prior art generally has a patent as shown in application No. CN2018208962427, which discloses a diamond rope saw machine, which comprises a clamping mechanism, a saw frame, a feeding mechanism and a diamond rope, the saw frame is triangularly arranged and installed with a tensioning wheel, a driving wheel and a guide wheel to support the diamond rope.

[0003] The width of the existing saw frame of the rope saw machine is fixed, when the width of the saw frame is large, it is convenient to cut the sewage pipe with large outer diameter, when the width of the saw frame is small, it is convenient to cut the sewage pipe with small outer diameter, for the sewage pipe needed to be laid in the pipe ditch, some sewage pipes need to be cut in the pipe ditch, and the existing diamond rope saw machine has fixed width of the saw frame, which cannot adjust the width of the saw frame according to the pipe diameter of the sewage pipe needed to be cut, so that the saw frame with large width cannot enter the pipe ditch to cut the sewage pipe, or the saw frame with small width cannot cut the sewage pipe with larger pipe diameter when entering the pipe ditch. SUMMARY

[0004] The utility model discloses in order to solve the shortcoming that the existing saw frame cannot adjust the width, propose a kind of pipeline cutting rope saw machine, the width of saw frame can be adjusted, to cut the pipeline of different outer diameter.

[0005] To achieve the above object, the utility model adopts the following technical scheme:

[0006] A kind of pipeline cutting rope saw machine, including clamping mechanism, feeding mechanism, saw frame and diamond rope, feeding mechanism can be locked on pipeline by clamping mechanism, saw frame includes main stem, connecting rod mechanism and the movement arm being arranged in the left and right sides of main stem by connecting rod mechanism, feeding mechanism is used to drive main stem to move up and down, driving wheel is installed on main stem, two movement arms lower end are respectively installed with tensioning wheel and guide wheel, diamond rope is tensioned on the outside of driving wheel, tensioning wheel and guide wheel, saw frame further includes adjusting device, adjusting device drives connecting rod mechanism deformation, to adjust the distance between two movement arms.

[0007] Through the above setting, adjusting device can drive connecting rod mechanism, adjust the distance between movement arm, and then adjust the width of saw frame, to enter pipe ditch and cut the pipeline of different outer diameter.

[0008] Further, the connecting rod mechanism comprises two left connecting rods of equal length and parallelism, and two right connecting rods of equal length and parallelism, the two left connecting rods are hingedly connected between the left moving arm and the trunk in a parallel way, the two right connecting rods are hingedly connected between the right moving arm and the trunk in a parallel way, and the adjusting device is used for driving one of the left connecting rods and one of the right connecting rods to rotate reversely.

[0009] Through the above arrangement, the adjusting device can drive the left and right moving arms to move through the left and right connecting rods; meanwhile, the multiple left connecting rods make the left moving arm more stable and not easy to shake, and the multiple right connecting rods make the right moving arm more stable and not easy to shake.

[0010] Through the above arrangement, the adjusting device can drive the left and right moving arms to move through the left and right connecting rods; meanwhile, the multiple left connecting rods make the left moving arm more stable and not easy to shake, and the multiple right connecting rods make the right moving arm more stable and not easy to shake.

[0011] Further, the trunk is a square steel pipe arranged vertically to form an installation cavity inside, the first rotating shaft and the second rotating shaft are coaxially arranged and rotationally connected to the front and rear sides of the trunk respectively, one of the left connecting rods is fixedly connected to the first rotating shaft, and one of the right connecting rods is fixedly connected to the second rotating shaft, the adjusting device comprises an adjusting motor, a first driven bevel gear, a second driven bevel gear and a driving bevel gear, the adjusting motor is installed on one side of the trunk and in transmission connection with the driving bevel gear, the first driven bevel gear and the second driven bevel gear are fixedly connected to the first rotating shaft and the second rotating shaft respectively, and the driving bevel gear is engaged between the first driven bevel gear and the second driven bevel gear.

[0012] Through the above arrangement, the adjusting motor drives the left connecting rod and the right connecting rod to synchronously rotate reversely through the driving bevel gear.

[0013] Further, the moving arm is arranged vertically, the ends of the two left connecting rods are hingedly connected to the upper end and the middle part of the left moving arm respectively, and the ends of the two right connecting rods are hingedly connected to the upper end and the middle part of the right moving arm respectively.

[0014] Further, the feeding mechanism comprises a guide rail arranged vertically, a sliding seat slidingly connected to the guide rail, and a power mechanism capable of driving the sliding seat to move along the guide rail, and the trunk is installed on the sliding seat.

[0015] Through the above arrangement, the trunk has better stability when moving up and down.

[0016] Further, the power mechanism comprises a speed reducer motor installed on the upper end of the guide rail, and a screw rod rotationally connected to the guide rail vertically, the speed reducer motor is in transmission connection with the screw rod, and the screw rod passes through the sliding seat and is in screw connection with the sliding seat.

[0017] Through the above setting, the speed reduction motor drives the main stem to move up and down through the screw rod.

[0018] Further, the power mechanism further comprises support plates installed at the upper and lower ends of the guide rail, and the speed reduction motor is installed on the support plates, and the screw rod is rotatably connected between the support plates.

[0019] Through the above setting, the screw rod is installed on the guide rail through the support plates. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 A schematic view of a rope saw for an embodiment.

[0021] Figure 2 A front view of a rope saw for an embodiment.

[0022] Figure 3 A Figure 2 A-A sectional view.

[0023] Figure 4 A side view of a rope saw for an embodiment. DETAILED DESCRIPTION

[0024] The technical scheme of the present application will be further specifically explained below through embodiments and in combination with the drawings.

[0025] As shown in Figures 1 to 4 , a pipeline cutting rope saw machine comprises a clamping mechanism (not shown in the figure), a feeding mechanism 3, a saw frame, and a diamond rope 10, the feeding mechanism 3 can be locked on the pipeline through the clamping mechanism, the saw frame comprises a main stem 4, a connecting rod mechanism 5, and a moving arm 6 arranged on the left and right sides of the main stem 4 through the connecting rod mechanism 5, the feeding mechanism 3 is used to drive the main stem 4 to move up and down, the main stem 4 is provided with a driving wheel 7, the lower ends of the two moving arms 6 are respectively provided with a tensioning wheel 8 and a guide wheel 9, the diamond rope 10 is tensioned outside the driving wheel 7, the tensioning wheel 8 and the guide wheel 9, and the saw frame further comprises an adjusting device 11, the adjusting device 11 drives the connecting rod mechanism 5 to deform, so as to adjust the distance between the two moving arms 6.

[0026] Through the above setting, the adjusting device 11 can drive the connecting rod mechanism 5 to adjust the distance between the moving arms 6, and further adjust the width of the saw frame, so as to cut pipelines with different outer diameters in the pipe trench.

[0027] The clamping mechanism and the feeding mechanism 3 of the present application can refer to the existing wire saw machine, and will not be described again; the driving wheel 7, the tensioning wheel 8 and the guide wheel 9 are arranged in a triangular shape, the diamond wire 10 is tensioned into a triangular shape, the driving wheel 7 is arranged at the top corner, the tensioning wheel 8 and the guide wheel 9 are arranged at the two bottom corners, the bottom side of the diamond wire 10 is basically horizontal and is used for pipeline cutting, the feeding mechanism 3 drives the saw frame to move up and down to drive the bottom side of the diamond wire 10 to move up and down; the adjusting device 11 drives the left and right movement arms 6 to move close to each other or move away from each other through the driving linkage mechanism 5, adjusts the width of the saw frame, so that the lower end of the saw frame can enter the pipe trench; the bottom side of the diamond wire 10 is basically equal to the width of the saw frame, and the pipeline in the pipe trench can be cut; when the width of the saw frame changes, the diamond wire 10 is always in a tensioning state under the action of the tensioning wheel 8; when the pipeline is cut, the clamping mechanism clamps the pipeline, and the bottom side of the diamond wire 10 is located above the pipeline; the driving wheel 7 is driven by the motor to drive the diamond wire 10 to rotate, the feeding mechanism 3 drives the saw frame to move downward, and after the bottom side of the diamond wire 10 cuts the pipeline, the feeding mechanism 3 drives the saw frame to move upward and leave the pipe trench.

[0028] As an implementation manner, the linkage mechanism 5 includes two left linkage rods 51 which are equal in length and parallel, and two right linkage rods 52 which are equal in length and parallel, the two left linkage rods 51 are hingedly connected between the left movement arm 6 and the main stem 4 in a parallel manner, the two right linkage rods 52 are hingedly connected between the right movement arm 6 and the main stem 4 in a parallel manner, and the adjusting device 11 is used for driving one of the left linkage rods 51 and one of the right linkage rods 52 to rotate in opposite directions.

[0029] Through the above arrangement, the adjusting device 11 can drive the left and right movement arms 6 to move through the left linkage rods 51 and the right linkage rods 52; at the same time, the plurality of left linkage rods 51 make the left movement arm 6 more stable and not easy to shake, and the plurality of right linkage rods 52 make the right movement arm 6 more stable and not easy to shake.

[0030] The upper ends of the left linkage rods 51 and the right linkage rods 52 are respectively hingedly connected to the front and rear sides of the main stem 4, Figure 1 The front and rear sides of the wire saw machine are indicated, the lower ends of the left linkage rods 51 are hingedly connected to the front sides of the left movement arms 6, and the lower ends of the right linkage rods 52 are hingedly connected to the front sides of the right movement arms 6, so that the two left linkage rods 51 are located on the same vertical plane, the two right linkage rods 52 are located on the same vertical plane, and the left linkage rods 51 and the right linkage rods 52 do not interfere with each other. The left linkage rods 51, the movement arms 6 and the main stem 4, and the right linkage rods 52, the movement arms 6 and the main stem 4 can be regarded as two parallel quadrilaterals arranged on the left and right sides, when one of the left linkage rods 51 and one of the right linkage rods 52 rotate in opposite directions under the action of the adjusting device 11, the two movement arms 6 on the left and right sides can be driven to move close to each other or move away from each other, and the movement arms 6 do not self-rotate during movement and after movement stops, and have good structural stability.

[0031] As an implementation manner, the main stem 4 is a vertical square steel pipe to form an installation cavity inside, and a coaxial first rotating shaft 12 and a coaxial second rotating shaft 13 are respectively rotatably connected to the front and rear sides of the main stem 4. One of the left connecting rods 51 is fixedly connected to the first rotating shaft 12, and one of the right connecting rods 52 is fixedly connected to the second rotating shaft 13. The adjusting device 11 includes an adjusting motor 111, a first driven bevel gear 112, a second driven bevel gear 113, and a driving bevel gear 114, which are all arranged in the installation cavity. The adjusting motor 111 is arranged on one side of the main stem 4 and is in transmission connection with the driving bevel gear 114. The first driven bevel gear 112 and the second driven bevel gear 113 are fixedly connected to the first rotating shaft 12 and the second rotating shaft 13, respectively. The driving bevel gear 114 is engaged between the first driven bevel gear 112 and the second driven bevel gear 113.

[0032] Through the above arrangement, the adjusting motor 111 drives the left connecting rod 51 and the right connecting rod 52 to synchronously and reversely rotate through the driving bevel gear 114.

[0033] The main stem 4 of the present application is a square steel pipe, which is light in weight and good in structural strength, and is convenient for installing the driving bevel gear 114, the first driven bevel gear 112, and the second driven bevel gear 113 inside. The first driven bevel gear 112 and the second driven bevel gear 113 have the same outer diameter and are engaged on opposite sides of the driving bevel gear 114. The first rotating shaft 12 and the second rotating shaft 13 pass through the side walls of the main stem 4 and are connected to the left connecting rod 51 and the right connecting rod 52 outside, respectively. When the driving motor drives the driving bevel gear 114 to operate, the driving bevel gear 114 drives the left connecting rod 51 and the right connecting rod 52 to synchronously and reversely rotate through the first driven bevel gear 112 and the second driven bevel gear 113, respectively.

[0034] As an implementation manner, the moving arms 6 are vertically arranged. The ends of the two left connecting rods 51 are hingedly connected to the upper end and the middle part of the left moving arm 6, respectively. The ends of the two right connecting rods 52 are hingedly connected to the upper end and the middle part of the right moving arm 6, respectively.

[0035] As an implementation manner, the feeding mechanism 3 includes a vertical guide rail 31, a sliding seat 32 slidingly connected to the guide rail 31, and a power mechanism capable of driving the sliding seat 32 to move along the guide rail 31. The main stem 4 is installed on the sliding seat 32.

[0036] Through the above arrangement, the stability of the main stem 4 is better when the main stem 4 moves up and down.

[0037] The cross section of the guide rail 31 is substantially T-shaped, the sliding seat 32 is provided with a sliding groove penetrating the upper and lower ends of the sliding seat 32, the sliding groove is matched with the guide rail 31, the guide rail 31 penetrates the sliding groove and is in sliding connection with the sliding groove, the sliding seat 32 is substantially not shaken on the guide rail 31, and the stability of the saw frame is ensured; the lower end of the guide rail 31 can be provided with the clamping mechanism, so as to be vertically fixed above the pipeline to be cut.

[0038] As an implementation manner, the power mechanism comprises a speed reducer motor 33 installed on the upper end of the guide rail 31 and a lead screw 34 vertically rotatably connected to the guide rail 31, the speed reducer motor 33 is in transmission connection with the lead screw 34, and the lead screw 34 penetrates the sliding seat 32 and is in threaded connection with the sliding seat 32.

[0039] Through the above arrangement, the speed reducer motor 33 drives the main stem 4 to move up and down through the lead screw 34.

[0040] As an implementation manner, the power mechanism further comprises support plates 35 installed on the upper and lower ends of the guide rail 31, the speed reducer motor 33 is installed on the support plates 35, and the lead screw 34 is rotatably connected between the support plates 35.

[0041] Through the above arrangement, the lead screw 34 is installed on the guide rail 31 through the support plates 35.

[0042] It should be understood that, for those skilled in the art, improvements or changes can be made according to the above description, and all the improvements and changes shall belong to the protection scope of the appended claims of the utility model.

Claims

1. A pipe cutting wire saw, characterized in that, The device includes a clamping mechanism, a feeding mechanism, a saw frame, and a diamond cable. The feeding mechanism can be locked onto the pipe by the clamping mechanism. The saw frame includes a main body, a linkage mechanism, and movable arms arranged on the left and right sides of the main body via the linkage mechanism. The feeding mechanism is used to drive the main body to move up and down. A drive wheel is installed on the main body. Tensioning wheels and guide wheels are respectively installed at the lower ends of the two movable arms. The diamond cable is tensioned on the outside of the drive wheel, the tensioning wheel, and the guide wheel. The saw frame also includes an adjustment device, which drives the linkage mechanism to deform in order to adjust the distance between the two movable arms.

2. The pipe cutting wire saw machine according to claim 1, characterized in that, The linkage mechanism includes two parallel left links of equal length and two parallel right links of equal length. The two left links are hinged in parallel between the left moving arm and the main body, and the two right links are hinged in parallel between the right moving arm and the main body. The adjusting device is used to drive one of the left links and one of the right links to rotate in opposite directions.

3. A pipe cutting wire saw machine according to claim 2, characterized in that, The main trunk is a vertically arranged square steel tube to form an internal mounting cavity. A first rotating shaft and a second rotating shaft are rotatably connected to the front and rear sides of the main trunk, respectively. One of the left connecting rods is fixedly connected to the first rotating shaft, and one of the right connecting rods is fixedly connected to the second rotating shaft. The adjustment device includes an adjustment motor, and a first driven bevel gear, a second driven bevel gear, and a drive bevel gear, all disposed in the mounting cavity. The adjustment motor is installed on one side of the main trunk and is driven by the drive bevel gear. The first driven bevel gear and the second driven bevel gear are fixedly connected to the first rotating shaft and the second rotating shaft, respectively. The drive bevel gear meshes between the first driven bevel gear and the second driven bevel gear.

4. A pipe cutting wire saw machine according to claim 2, characterized in that, The motion arm is vertically arranged, with the ends of the two left connecting rods respectively hinged to the upper and middle parts of the left motion arm, and the ends of the two right connecting rods respectively hinged to the upper and middle parts of the right motion arm.

5. A pipe cutting wire saw machine according to claim 1, characterized in that, The feeding mechanism includes a vertically arranged guide rail, a sliding seat slidably connected to the guide rail, and a power mechanism that can drive the sliding seat to move along the guide rail. The main body is mounted on the sliding seat.

6. A pipe cutting wire saw machine according to claim 5, characterized in that, The power mechanism includes a geared motor mounted on the upper end of the guide rail, and a lead screw vertically rotatably connected to the guide rail. The geared motor is driven by the lead screw, and the lead screw passes through the sliding seat and is threadedly connected to the sliding seat.

7. A pipe cutting wire saw machine according to claim 6, characterized in that, The power mechanism also includes support plates installed at the upper and lower ends of the guide rail, the reduction motor is installed on the support plates, and the lead screw is rotatably connected between the support plates.

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