Line drawing and marking device outside PVC (Polyvinyl Chloride) pipe

Abstract

The utility model relates to the technical field of PVC (polyvinyl chloride) pipes, and discloses a PVC pipe outside line marking device which comprises a workbench, a first rotating shaft penetrates through and is rotatably connected to the middle of a side plate on the left side, a first chuck is fixedly connected to the right side of the first rotating shaft, and a first clamping jaw is arranged on the right side of the first chuck; the left side and the right side of the workbench penetrate through and are rotationally connected with a lead screw, the right side of the outer ring of the lead screw penetrates through and is in threaded connection with a nut pair, the top of the nut pair is fixedly connected with a fixing plate, the right side of the fixing plate penetrates through and is rotationally connected with a second rotating shaft, and the left side of the second rotating shaft is fixedly connected with a second chuck. A second clamping jaw is arranged on the left side of the second chuck. According to the device, the screw rod is driven to rotate through the handle, the nut pair drives the fixing plate and the second chuck to adjust the distance according to the length of a pipe, then the PVC pipe is placed between the two chucks, the pipe is fixed through the clamping jaws, and the universality of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of PVC pipes, in particular to a PVC pipe outer line marking device. Background Art

[0002] PVC pipes are made of polyvinyl chloride resin, stabilizers, lubricants, etc., and are extruded by hot pressing. They are the earliest plastic pipes developed and applied. They have the characteristics of strong corrosion resistance, easy bonding, low price and hard texture. They are widely used in drainage, exhaust and other fields. The lengths of PVC pipes vary depending on the specific situation. Before cutting the PVC pipes, they need to be marked with lines using a PVC pipe marking device.

[0003] After searching, the existing Chinese patent announcement number is: CN219946197U, which provides a PVC pipe outer line marking device. This patent uses two clamping components set on each positioning plate. The PVC pipe can be placed between four clamping rods, and then the distance between the four clamping rods is adjusted through the linkage component to clamp the PVC pipe through the four clamping rods, so that the track plate can be locked on the PVC pipe. The line drawing component is slid in the guide groove to the appropriate position according to the centimeter scale line, and the line drawing pen at the bottom is pressed to contact the PVC pipe, so as to mark the line on the PVC pipe. The device is light as a whole and easy to carry, which can meet the use requirements at the construction site.

[0004] Although the above patent can adjust the distance between the four clamping rods through the linkage assembly to achieve the clamping of the PVC pipe through the four clamping rods, the above-mentioned PVC pipe outer line marking device still has the following problems: when the device is in use, it is impossible to mark PVC pipes of different lengths, and it does not have a cleaning mechanism, so the outer wall of the PVC pipe is dirty, which affects the line drawing.

[0005] In view of the above problems, a PVC pipe outer line marking device is proposed. Utility Model Content

[0006] The utility model aims to provide a PVC pipe outer marking device, which solves the problem that PVC pipes of different lengths cannot be marked in the background technology and there is no cleaning mechanism, so the outer wall of the PVC pipe is dirty, which affects the marking.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a PVC pipe outer line marking device, comprising a workbench, side panels are fixedly connected to the left and right sides of the top of the workbench, a first rotating shaft is passed through and rotatably connected to the middle of the left side panel, a turntable is fixedly connected to the left side of the first rotating shaft, a first chuck is fixedly connected to the right side of the first rotating shaft, a first claw is arranged on the right side of the first chuck, a screw rod is passed through and rotatably connected to the left and right sides of the workbench, a nut pair is passed through and threadedly connected to the right side of the outer ring of the screw rod, a fixed plate is fixedly connected to the top of the nut pair, a second rotating shaft is passed through and rotatably connected to the right side of the fixed plate, a second chuck is fixedly connected to the left side of the second rotating shaft, a second claw is arranged on the left side of the second chuck, and a cleaning mechanism is arranged on the top of the workbench;

[0008] By adopting the above technical solution, the handle drives the screw rod to rotate, so that the nut pair drives the fixing plate and the second chuck to adjust the distance according to the length of the pipe, and then the PVC pipe is placed between the two chucks, and the pipe is fixed by the claws, thereby improving the versatility of the device.

[0009] As a further description of the above technical solution: the cleaning mechanism includes two electric push rods, the top of the electric push rods is fixedly connected to a connecting plate, the top of the connecting plate is fixedly connected to a cleaning block, the rear side of the connecting plate is penetrated and fixedly connected with a water pipe, and the water pipe and the cleaning block are penetrated and fixedly connected;

[0010] By adopting the above technical solution, the connecting plate and the cleaning block are driven upward by the electric push rod, and then the turntable is rotated to rotate the PVC pipe, and the external cleaning liquid is transported to the cleaning block through the water pipe to clean the PVC pipe.

[0011] As a further description of the above technical solution: the bottom of each electric push rod is fixedly connected with a slider, and the slider penetrates and is slidably connected to the workbench;

[0012] By adopting the above technical solution, the cleaning plate can be driven to move by the sliding block sliding in the workbench.

[0013] As a further description of the above technical solution: bases are fixedly connected to the left and right sides of the bottom of the workbench;

[0014] By adopting the above technical solution, the device is mechanically supported by the base to maintain the stability of the device.

[0015] As a further description of the above technical solution: the top of the side plate is fixedly connected to the top plate, and the front and rear sides of the inner wall of the top plate are fixedly connected to the slide rails;

[0016] By adopting the above technical solution, a slide rail is arranged on the inner wall of the top plate to move the marker pen to limit its position.

[0017] As a further description of the above technical solution: a pulley is slidably connected between the front and rear sides of the slide rail, and a drawing pen is passed through and arranged on the top of the pulley;

[0018] By adopting the technical solution, the drawing pen is moved by the pulley, so that lines are drawn on the pipe.

[0019] As a further description of the above technical solution: a spring is fixedly connected to the top of the pulley, and a pressure block is fixedly connected to the top of the spring;

[0020] By adopting the above technical solution, the liner pen can be moved downward by pressing the pressing block downward, and the liner pen can be bounced up by the spring.

[0021] As a further description of the above technical solution: a handle is passed through and provided on the right side of the screw rod.

[0022] By adopting the above technical solution, the screw rod can be driven to rotate by rotating the handle.

[0023] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0024] 1. The utility model provides a PVC pipe outer line marking device. First, the handle drives the screw rod to rotate, so that the nut pair drives the fixed plate and the second chuck to adjust the distance according to the length of the pipe. Then the PVC pipe is placed between the two chucks and the pipe is fixed by the claws, which improves the versatility of the device.

[0025] 2. The utility model provides a PVC pipe outer line marking device, which drives the connecting plate and the cleaning block to move upward through an electric push rod, and then rotates the turntable to rotate the PVC pipe, and transports the external cleaning liquid to the cleaning block through a water pipe to clean the PVC pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0027] Figure 2 This is a schematic diagram of the workbench structure of the utility model;

[0028] Figure 3 It is a schematic diagram of the top plate structure of the utility model;

[0029] Figure 4 This is a schematic diagram of the connecting plate structure of the utility model.

[0030] In the figure: 1. workbench; 2. base; 3. side panel; 4. first rotating shaft; 5. turntable; 6. first chuck; 7. top plate; 8. fixed plate; 9. second chuck; 10. electric push rod; 11. connecting plate; 12. screw rod; 13. nut pair; 14. handle; 15. second rotating shaft; 16. first clamping claw; 17. second clamping claw; 18. slide rail; 19. drawing pen; 20. pulley; 21. spring; 22. pressure block; 23. slider; 24. cleaning block; 25. water pipe. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0032] In order to further understand the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings.

[0033] Combination Figure 1 and Figure 3 The utility model discloses a PVC pipe outer line marking device, comprising a workbench 1, side panels 3 are fixedly connected to the left and right sides of the top of the workbench 1, a base 2 is fixedly connected to the left and right sides of the bottom of the workbench 1, a top panel 7 is fixedly connected to the top of the side panels 3, slide rails 18 are fixedly connected to the front and rear sides of the inner wall of the top panel 7, a pulley 20 is slidably connected between the front and rear sides of the slide rail 18, a line drawing pen 19 is passed through and arranged on the top of the pulley 20, a spring 21 is fixedly connected to the top of the pulley 20, a pressing block 22 is fixedly connected to the top of the spring 21, the position of the line drawing pen 19 can be adjusted by sliding the pulley 20 on the slide rail 18, and the line drawing pen 19 can be marked on the outer side of the PVC pipe by pressing the pressing block 22 downward.

[0034] Combination Figure 1 and Figure 2A first rotating shaft 4 is passed through and rotatably connected in the middle of the left side plate 3, a turntable 5 is fixedly connected to the left side of the first rotating shaft 4, a first chuck 6 is fixedly connected to the right side of the first rotating shaft 4, and a first claw 16 is arranged on the right side of the first chuck 6, a screw rod 12 is passed through and rotatably connected on the left and right sides of the workbench 1, a handle 14 is passed through and arranged on the right side of the screw rod 12, a nut pair 13 is passed through and threadedly connected to the right side of the outer ring of the screw rod 12, a fixed plate 8 is fixedly connected to the top of the nut pair 13, a second rotating shaft 15 is passed through and rotatably connected to the right side of the fixed plate 8, a second chuck 9 is fixedly connected to the left side of the second rotating shaft 15, and a second claw 17 is arranged on the left side of the second chuck 9, the screw rod 12 is driven to rotate by the handle 14, so that the nut pair 13 drives the fixed plate 8 and the second chuck 9 to adjust the distance according to the length of the pipe, and then the PVC pipe is placed between the two chucks, the pipe is fixed by the claws, and the PVC pipe can be rotated by rotating the turntable 5.

[0035] Combination Figure 1 and Figure 4 A cleaning mechanism is provided on the top of the workbench 1, and the cleaning mechanism includes two electric push rods 10. A connecting plate 11 is fixedly connected to the top of the electric push rod 10, and a cleaning block 24 is fixedly connected to the top of the connecting plate 11. A water pipe 25 passes through and is fixedly connected to the rear side of the connecting plate 11, and the water pipe 25 passes through and is fixedly connected to the cleaning block 24. A slider 23 is fixedly connected to the bottom of the electric push rod 10, and the slider 23 passes through and is slidably connected to the workbench 1. The connecting plate 11 and the cleaning block 24 are driven upward by the electric push rod 10, and the external cleaning liquid is transported to the cleaning block 24 through the water pipe 25 to clean the PVC pipe. The position of the cleaning block 24 can be adjusted by sliding the slider 23 on the workbench 1, so that it is convenient for the marker 19 to draw lines on the PVC pipe.

[0036] Working principle: When the utility model is in use, first turn the handle 14, and drive the screw rod 12 to rotate through the handle 14, so that the nut pair 13 drives the fixing plate 8 and the second chuck 9 to adjust the distance according to the length of the pipe, and then place the PVC pipe between the two chucks, fix the pipe through the claws, and adjust the position of the marker pen 19 by sliding the pulley 20 on the slide rail 18, and the marker pen 19 can be pressed downward to mark the outside of the PVC pipe by pressing the pressure block 22, and the connecting plate 11 and the cleaning block 24 are driven upward by the electric push rod 10, so that the turntable 5 is rotated to rotate the PVC pipe, and the external cleaning liquid is transported to the cleaning block 24 through the water pipe 25 to clean the PVC pipe, and the position of the cleaning block 24 can be adjusted by sliding the slider 23 on the workbench 1, so that it is convenient for the marker pen 19 to draw lines on the PVC pipe.

[0037] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A PVC pipe outer marking device, comprising a workbench (1), characterized in that: The workbench (1) is fixedly connected with side plates (3) on the left and right sides of the top, a first rotating shaft (4) passes through the middle of the left side plate (3) and is rotatably connected, a rotating disk (5) is fixedly connected to the left side of the first rotating shaft (4), a first chuck (6) is fixedly connected to the right side of the first rotating shaft (4), a first clamping claw (16) is provided on the right side of the first chuck (6), a screw rod (12) passes through and is rotatably connected to the left and right sides of the workbench (1), a nut pair (13) passes through and is threadedly connected to the right side of the outer ring of the screw rod (12), a fixed plate (8) is fixedly connected to the top of the nut pair (13), a second rotating shaft (15) passes through and is rotatably connected to the right side of the fixed plate (8), a second chuck (9) is fixedly connected to the left side of the second rotating shaft (15), a second clamping claw (17) is provided on the left side of the second chuck (9), and a cleaning mechanism is provided on the top of the workbench (1).

2. A PVC pipe outer line marking device according to claim 1, characterized in that: The cleaning mechanism comprises two electric push rods (10), the top of the electric push rods (10) is fixedly connected to a connecting plate (11), the top of the connecting plate (11) is fixedly connected to a cleaning block (24), a water pipe (25) passes through and is fixedly connected to the rear side of the connecting plate (11), and the water pipe (25) passes through and is fixedly connected to the cleaning block (24).

3. A PVC pipe outer line marking device according to claim 2, characterized in that: The bottom of the electric push rod (10) is fixedly connected with a slider (23), and the slider (23) penetrates and is slidably connected to the workbench (1).

4. A PVC pipe outer line marking device according to claim 1, characterized in that: Bases (2) are fixedly connected to the left and right sides of the bottom of the workbench (1).

5. A PVC pipe outer marking device according to claim 1, characterized in that: The top of the side plate (3) is fixedly connected to a top plate (7), and the inner wall of the top plate (7) is fixedly connected to slide rails (18) on both front and rear sides.

6. A PVC pipe outer marking device according to claim 5, characterized in that: A pulley (20) is slidably connected between the front and rear sides of the slide rail (18), and a marker pen (19) is passed through and arranged on the top of the pulley (20).

7. A PVC pipe outer marking device according to claim 6, characterized in that: A spring (21) is fixedly connected to the top of the pulley (20), and a pressure block (22) is fixedly connected to the top of the spring (21).

8. A PVC pipe outer marking device according to claim 1, characterized in that: A handle (14) is provided on the right side of the screw rod (12).

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