Code spraying device for PVC (polyvinyl chloride) water pipe

Abstract

The invention relates to the technical field of water pipe code spraying equipment, in particular to a PVC water pipe code spraying device which comprises a base, and a rotating mechanism is arranged at the top of the base. By arranging the drying mechanism, the rotating mechanism and the rotating mechanism, during use, a rotating shaft drives a driving gear and a rotating plate to rotate through the rotating mechanism, then the driving gear drives a driven gear to rotate through gear meshing, and therefore the driven gear drives a convex shaft on the surface of the driven gear to rotate; the rotating plate is driven to rotate through the connecting rod in a link rod manner, so that the mounting cylinder drives the PVC water pipe in the mounting cylinder to rotate, the code spraying mechanism can be adjusted to perform code spraying operation on the surface of the PVC water pipe, the rotatable PVC water pipe is adopted, the code spraying mechanism can be adjusted to perform code spraying on different positions of the PVC water pipe, and the code spraying efficiency is improved. And meanwhile, the drying mechanism is arranged on the inner side of the rotating plate, so that the drying mechanism can quickly dry the surface of the rotating PVC water pipe.

Description

Technical Field

[0001] The invention relates to the technical field of water pipe coding equipment, in particular to a PVC water pipe coding device. Background Art

[0002] PVC is mainly composed of polyvinyl chloride, and other ingredients are added to enhance its heat resistance, toughness and ductility. The top layer of this surface film is paint, the main component in the middle is polyvinyl chloride, and the bottom layer is back-coated adhesive.

[0003] At present, PVC pipe (divided into PVC-U pipe, PVC-M pipe and PVC-O pipe) is a rigid polyvinyl chloride pipe, which is made of polyvinyl chloride resin with stabilizer, lubricant, etc. and is extruded by hot pressing. It is the earliest plastic pipe material developed and applied.

[0004] However, the ink on the surface of PVC water pipes dries naturally slowly after coding and is easily wiped off. The PVC water pipes need to be moved after coding, and the edges of the ink are prone to overflow or deformation, resulting in poor coding effect, unsightly, and affecting use. Summary of the invention

[0005] The purpose of the present invention is to overcome the shortcomings of the prior art and provide a PVC water pipe coding device to solve the technical problems that the ink on the surface of the PVC water pipe after coding is slowly dried naturally and is easily wiped off, the PVC water pipe needs to be moved after coding is completed, and the edge of the ink is prone to overflow or deformation, resulting in poor coding effect, unsightly, and affecting use.

[0006] In order to solve the above technical problems, the present invention adopts the following technical solutions:

[0007] A PVC water pipe coding device comprises: a base, a rotating mechanism is arranged on the top of the base, a drying mechanism is arranged on the inner side of the rotating mechanism, a rotating mechanism is arranged on both sides of the rotating mechanism, and a coding adjustment mechanism is arranged on the top of the rotating mechanism;

[0008] The transmission gear is a gear that is fixedly mounted on the transmission gear and is located adjacent to the transmission gear of the present invention.

[0009] Furthermore, a support leg is fixedly installed at the bottom of the base, a foot pad is fixedly installed at the bottom end of the support leg, and a waste trough is arranged at the top of the base and on the inner sides of the vertical plates on both sides.

[0010] Furthermore, the motor 1 is fixedly mounted on an outer wall of one side of a vertical plate, and an output end of the motor 1 is fixedly connected to a rotating shaft.

[0011] Furthermore, the drying mechanism and the rotating mechanism are both provided with multiple groups, and are evenly distributed in a circular array with the front and rear horizontal center lines of the rotating shaft as the center.

[0012] Furthermore, one end of the clamping spring is fixedly connected to an inner wall of one side of the mounting tube, the other end of the clamping spring is fixedly connected to the pad, the clamping sleeve is fixedly mounted on the inner wall of the mounting tube, the limit spring is movably arranged inside the clamping sleeve, one end of the clamping block is limitedly inserted into the inside of the clamping sleeve, and one end of the limit spring is clamped with one end of the clamping block located inside the clamping sleeve.

[0013] Furthermore, the drying mechanism includes a mounting plate, a drying fan and a protective net, the two ends of the mounting plate are respectively fixedly connected to the vertical plates on both sides, the mounting plate is embedded with a drying fan, and the output end of the drying fan is fixedly connected to the protective net.

[0014] Furthermore, the adjustable inkjet coding mechanism includes a mounting frame, a second motor, a screw, a movable frame, a material box, a feed hopper, a driven wheel, a belt, a driving wheel, a vertical rod, a limit plate, a support plate, an adjustment gear, a rack, an inkjet printer, a conveying pipe, an electric push rod, a material pump, a stirring rod and a stirring blade. The mounting frame is fixedly mounted on the top of the vertical plates on both sides, the second motor is fixedly mounted on an outer wall of one side of the mounting frame, the output end of the second motor is connected to the screw, the movable frame is movably sleeved on the outside of the screw, and the movable frame is slidably connected to the mounting frame.

[0015] Furthermore, the support plate is fixedly mounted on an outer wall of one side of the top wall of the mobile frame, the limit plate is fixedly sleeved on the outside of the vertical rod, the driving wheel is fixedly sleeved on the top of the vertical rod, the adjusting gear is fixedly sleeved on the outside of the bottom end of the vertical rod, and the rack is fixedly mounted on an outer wall of one side of the mounting frame, and the rack is meshed with the adjusting gear.

[0016] Furthermore, the feed hopper is fixedly installed on the top of the feed box, the stirring rod is movably inserted into the top wall of the material box, a driven wheel is fixedly installed on the top of the stirring rod, the belt is movably sleeved on the outside of the driving wheel and the driven wheel, the stirring blade is fixedly installed on the outside of the stirring rod and is located on the inner side of the material box, the material box is fixedly installed on the top of the mobile frame, the electric push rod and the material pump are both fixedly installed on the bottom of the mobile frame, the output end of the electric push rod is fixedly connected to the inkjet printer, and a conveying pipe is arranged between the material pump and the inkjet printer.

[0017] Beneficial effects of the present invention:

[0018] By providing a drying mechanism, a rotating mechanism and a rotating mechanism, when in use, the rotating shaft drives the driving gear and the rotating plate to rotate through the rotating mechanism, and then the driving gear drives the driven gear to rotate through the gear meshing, so that the driven gear drives the convex shaft on its surface to rotate, and then the rotating plate is driven to rotate in a connecting rod manner through the connecting rod, so that the mounting cylinder drives the PVC water pipe inside it to rotate, so that the adjusting coding mechanism can perform coding operation on the surface of the PVC water pipe, and the rotatable PVC water pipe is adopted, so that the adjusting coding mechanism can perform coding on different positions of the PVC water pipe. At the same time, the drying mechanism is arranged on the inner side of the rotating plate, so that the drying mechanism can quickly dry the surface of the rotating PVC water pipe, so that the coding ink can be quickly air-dried, and the ink is not easy to be wiped off, which facilitates the movement of the PVC water pipe after the coding is completed, and the edge of the ink after the coding is not easy to overflow or deform, the coding effect is better and more beautiful, and it does not affect the use, and the coding efficiency is greatly improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other accompanying drawings can be obtained based on these accompanying drawings without paying any creative work.

[0020] Figure 1 This is a schematic diagram of the three-dimensional structure of an embodiment of the PVC water pipe coding device;

[0021] Figure 2 This is a side view of the three-dimensional structure of the embodiment of the PVC water pipe coding device;

[0022] Figure 3 This is a three-dimensional schematic diagram of the adjustment coding mechanism of the embodiment of the coding device for PVC water pipes;

[0023] Figure 4 This is a schematic diagram of the internal structure of the material box of the embodiment of the PVC water pipe coding device;

[0024] Figure 5 This is a schematic diagram of the internal structure of the installation cylinder of the embodiment of the PVC water pipe coding device;

[0025] Figure 6 This is a three-dimensional schematic diagram of the rotating mechanism of the embodiment of the PVC water pipe coding device;

[0026] Figure 7 This is a schematic diagram of the internal structure of the card sleeve of the embodiment of the PVC water pipe coding device.

[0027] Explanation of the signs in the figure: 1. Base; 11. Support legs; 12. Foot pads; 13. Waste trough; 2. Rotating mechanism; 21. Motor 1; 22. Rotating plate; 23. Vertical plate; 24. Rotating shaft; 25. Sleeve; 3. Drying mechanism; 31. Mounting plate; 32. Drying fan; 33. Protective net; 4. Adjusting the inkjet mechanism; 41. Mounting frame; 42. Motor 2; 43. Screw rod; 44. Moving frame; 45. Material box; 46. Feed hopper; 47. Driven wheel; 48. Belt; 49. Driving wheel; 40. Vertical rod; 411 , limit plate; 412, support plate; 413, adjusting gear; 414, rack; 415, inkjet printer; 416, conveying pipe; 417, electric push rod; 418, material pump; 419, stirring rod; 420, stirring blade; 5, rotating mechanism; 51, driving gear; 52, driven gear; 53, rotating plate; 54, limit sleeve; 55, mounting cylinder; 56, connecting rod; 57, cam shaft; 58, support shaft; 59, pad; 50, block; 511, snap sleeve; 512, snap spring; 513, limit spring. DETAILED DESCRIPTION

[0028] The following will be combined with the attached embodiment of the present invention Figure 1-7 , the technical solutions in the embodiments of the present invention are clearly and completely described. Obviously, the described embodiments are part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0029] It should be understood that when used in this specification and the appended claims, the terms "include" and "comprises" indicate the presence of described features, integers, steps, operations, elements and / or components, but do not exclude the presence or addition of one or more other features, integers, steps, operations, elements, components and / or combinations thereof.

[0030] It should also be understood that the terms used in this specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. As used in the specification of the present invention and the appended claims, unless the context clearly indicates otherwise, the singular forms "a", "an" and "the" are intended to include plural forms.

[0031] It should be further understood that the term "and / or" used in the present description and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes these combinations.

[0032] See also Figure 1-7 As shown, a PVC water pipe coding device comprises: a base 1, a rotating mechanism 2 is arranged on the top of the base 1, a drying mechanism 3 is arranged on the inner side of the rotating mechanism 2, a rotating mechanism 5 is arranged on both sides of the rotating mechanism 2, and an adjusting coding mechanism 4 is arranged on the top of the rotating mechanism 2;

[0033] The rotating mechanism 2 includes a motor 21, a rotating plate 22, a vertical plate 23, a rotating shaft 24 and a sleeve 25. The rotating plate 53 is fixedly mounted on both ends of the sleeve 25. The rotating plate 22 and the sleeve 25 are fixedly sleeved on the outside of the rotating shaft 24. The rotating mechanism 5 includes a driving gear 51, a driven gear 52, a rotating plate 53, a limiting sleeve 54, a mounting cylinder 55, a connecting rod 56, a convex shaft 57, a support shaft 58, a pad 59, a clamping block 50, a clamping sleeve 511, a clamping spring 512 and a limiting Spring 513, support shaft 58 is movably inserted into the interior of rotating plate 53, one end of support shaft 58 is fixedly connected with driven gear 52, driving gear 51 is fixedly sleeved on the outside of rotating shaft 24, driving gear 51 is meshed and installed with driven gear 52, convex shaft 57 is respectively fixedly installed on one side outer wall of rotating plate 53 and driven gear 52, both sides of connecting rod 56 are respectively fixedly connected with limiting sleeve 54, limiting sleeve 54 is respectively movably sleeved on the outside of convex shaft 57 on both sides, installing cylinder 55 and rotating plate 53 are connected by a connecting shaft, one end of the clamping spring 512 is fixedly connected to the inner wall of one side of the installation cylinder 55, and the other end of the clamping spring 512 is fixedly connected to the pad 59, the clamping sleeve 511 is fixedly installed on the inner wall of the installation cylinder 55, and the limiting spring 513 is movably arranged inside the clamping sleeve 511, one end of the clamping block 50 is limitedly inserted into the inside of the clamping sleeve 511, and one end of the limiting spring 513 is clamped with one end of the clamping block 50 located inside the clamping sleeve 511. When in use, the two ends of the PVC water pipe are inserted into the inside of the installation cylinder 55, and then the two ends of the PVC water pipe are limited under the action of the pad 59 and the clamping spring 512. The outer wall of the PVC water pipe passes through the clamping block 50 under the action of the limiting spring 513, so that the clamping block 50 clamps and limits the outer wall of the PVC water pipe, so that the device can be used for PVC water pipes of different lengths and sizes, greatly improving the application range and practicality of the device, and facilitating the installation and disassembly of the PVC water pipe.

[0034] Specifically, by providing a drying mechanism 3, a rotating mechanism 2 and a rotating mechanism 5, when in use, the rotating mechanism 2 is used to make the rotating shaft 24 drive the driving gear 51 and the rotating plate 22 to rotate, and then the driving gear 51 drives the driven gear 52 to rotate through gear meshing, so that the driven gear 52 drives the convex shaft 57 on its surface to rotate, and then the rotating plate 22 is driven to rotate in a connecting rod manner through the connecting rod 56, so that the mounting tube 55 drives the PVC water pipe inside it to rotate, so that the adjusting coding mechanism 4 can perform coding operation on the surface of the PVC water pipe, and the rotatable PVC water pipe is adopted, so that the adjusting coding mechanism 4 can perform coding on different positions of the PVC water pipe, and the drying mechanism 3 is arranged on the inner side of the rotating plate 22, so that the drying mechanism 3 can quickly dry the surface of the rotating PVC water pipe, so that the coding ink can be quickly air-dried, and the ink is not easy to be wiped off, which facilitates the movement of the PVC water pipe after the coding is completed, and the edge of the ink after coding is not easy to overflow or deform, and the coding effect is better and more beautiful, without affecting the use, and greatly improving the coding efficiency.

[0035] In this embodiment, a support leg 11 is fixedly installed at the bottom of the base 1, a foot pad 12 is fixedly installed at the bottom end of the support leg 11, a waste trough 13 is provided at the top of the base 1 and on the inner side of the vertical plates 23 on both sides, a motor 21 is fixedly installed on one side outer wall of the vertical plate 23, and the output end of the motor 21 is fixedly connected to the rotating shaft 24.

[0036] Specifically, the waste trough 13 is conducive to collecting dripping ink, the external power supply of the device provides power to the device, the device is externally connected to a controller, and the controller is electrically connected to the motor, electric push rod 417, inkjet printer 415, material pump 418, and drying mechanism 3.

[0037] Both the drying mechanism 3 and the rotating mechanism 5 are provided with multiple groups, and are evenly distributed in a circular array with the front and rear horizontal center lines of the rotating shaft 24 as the center. The drying mechanism 3 includes a mounting plate 31, a drying fan 32 and a protective net 33. The two ends of the mounting plate 31 are respectively fixedly connected to the vertical plates 23 on both sides. The drying fan 32 is embedded in the mounting plate 31, and the output end of the drying fan 32 is fixedly connected to the protective net 33.

[0038] Specifically, when in use, turn on the switch of the drying fan 32. A heating wire may be provided on the inner side of the drying fan 32 to heat the air, so that the outside air is sprayed onto the surface of the PVC water pipe after being heated, thereby promoting the rapid drying of the ink. The protective net 33 can make the air blowing more uniform and reliable.

[0039] The regulating inkjet coding mechanism 4 includes a mounting frame 41, a motor 242, a screw 43, a movable frame 44, a material box 45, a feed hopper 46, a driven wheel 47, a belt 48, a driving wheel 49, a vertical rod 40, a limit plate 411, a support plate 412, an adjusting gear 413, a rack 414, an inkjet printer 415, a conveying pipe 416, an electric push rod 417, a material pump 418, a stirring rod 419 and a stirring blade 420. The mounting frame 41 is fixedly mounted on the top of the vertical plates 23 on both sides, the motor 242 is fixedly mounted on one side outer wall of the mounting frame 41, the output end of the motor 242 is connected to the screw 43, the movable frame 44 is movably sleeved on the outside of the screw 43, and the movable frame 44 is slidably connected to the mounting frame 41, the support plate 412 is fixedly mounted on one side outer wall of the top wall of the movable frame 44, the limit plate 411 is fixedly sleeved on the outside of the vertical rod 40, and the driving wheel 49 is fixedly sleeved on At the top of the vertical rod 40, the adjusting gear 413 is fixedly sleeved on the outside of the bottom end of the vertical rod 40, the rack 414 is fixedly installed on the outer wall of one side of the mounting frame 41, the rack 414 is meshed with the adjusting gear 413, the feed hopper 46 is fixedly installed on the top of the feed box 45, the stirring rod 419 is movably inserted into the top wall of the material box 45, and the top of the stirring rod 419 is fixedly installed with a driven wheel 47, the belt 48 is movably sleeved on the outside of the driving wheel 49 and the driven wheel 47, the stirring blade 420 is fixedly installed on the outside of the stirring rod 419 and is located on the inner side of the material box 45, the material box 45 is fixedly installed on the top of the mobile frame 44, the electric push rod 417 and the material pump 418 are both fixedly installed on the bottom of the mobile frame 44, the output end of the electric push rod 417 is fixedly connected to the inkjet printer 415, and a conveying pipe 416 is arranged between the material pump 418 and the inkjet printer 415.

[0040] Specifically, when in use, turn on the switch of the motor 2 42, so that the screw rod 43 drives the movable frame 44 to slide, and the movable frame 44 is respectively wrapped on the upper and lower sides of the mounting frame 41, so that the movable frame 44 moves more stably on the outside of the mounting frame 41, and the inkjet printer 415 is arranged at the output end of the electric push rod 417, and the electric push rod 417 is arranged at the bottom of the movable frame 44, so that the height and position of the inkjet printer 415 can be adjusted to achieve the adjustment of the inkjet area, and at the same time, the movable frame 44 drives the vertical rod 40 to move, and the gear is adjusted at the same time. 413 and the rack 414 are meshed, so that the adjusting gear 413 rotates during the movement, so that the vertical rod 40 rotates and then drives the driving wheel 49 to rotate, so that the belt 48 drives the driven wheel 47 to rotate, and then the stirring rod 419 drives the stirring blade 420 to rotate, so as to stir the coding ink, so that the distribution of the ink is more uniform, avoiding the condensation of the ink due to the low temperature, and the material pump 418 conveys the ink in the material box 45 to the inkjet printer 415 through the conveying pipe 416 for coding operation.

[0041] In summary, compared with the prior art, the inkjet device has at least the following beneficial effects: by providing a drying mechanism 3, a rotating mechanism 2 and a rotating mechanism 5, when in use, the rotating mechanism 2 is used to make the rotating shaft 24 drive the driving gear 51 and the rotating plate 22 to rotate, and then the driving gear 51 drives the driven gear 52 to rotate through the gear meshing, so that the driven gear 52 drives the convex shaft 57 on its surface to rotate, and then the connecting rod 56 drives the rotating plate 22 to rotate in a connecting rod manner, so that the installation cylinder 55 drives the PVC water pipe inside it to rotate, so that the inkjet device can adjust the inkjet. The mechanism 4 can perform coding operation on the surface of the PVC water pipe. A rotatable PVC water pipe is used, so that the coding mechanism 4 can be adjusted to perform coding on different positions of the PVC water pipe. At the same time, the drying mechanism 3 is arranged on the inner side of the rotating plate 22, so that the drying mechanism 3 can quickly dry the surface of the rotating PVC water pipe, so that the coding ink can be quickly air-dried, and the ink is not easily wiped off, which facilitates the movement of the PVC water pipe after coding is completed, and the edge of the ink after coding is not easy to overflow or deform, so that the coding effect is better and more beautiful, and it does not affect the use, and the coding efficiency is greatly improved.

[0042] The above is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can easily think of various equivalent modifications or replacements within the technical scope disclosed by the present invention, and these modifications or replacements should be included in the protection scope of the present invention. Therefore, the protection scope of the present invention shall be based on the protection scope of the claims.

Claims

1. A PVC water pipe coding device, characterized in that: include: A base (1), wherein a rotating mechanism (2) is arranged on the top of the base (1), a drying mechanism (3) is arranged on the inner side of the rotating mechanism (2), rotating mechanisms (5) are arranged on both sides of the rotating mechanism (2), and an adjusting inkjet coding mechanism (4) is arranged on the top of the rotating mechanism (2); The rotating mechanism (2) comprises a motor (21), a rotating plate (22), a vertical plate (23), a rotating shaft (24) and a sleeve (25); the rotating plate (22) is fixedly mounted on both ends of the sleeve (25), respectively; the rotating plate (22) and the sleeve (25) are fixedly sleeved on the outside of the rotating shaft (24), respectively; the rotating mechanism (5) comprises a driving gear (51), a driven gear (52), a rotating plate (53), a limiting sleeve (54), a mounting cylinder (55), a connecting rod (56), a convex shaft (57), a support shaft (58), a pad (59), a clamping block (50), a clamping sleeve (511), a clamping spring (512) and a limiting spring (513). ), the support shaft (58) is movably inserted into the interior of the rotating plate (53), one end of the support shaft (58) is fixedly connected to the driven gear (52), the driving gear (51) is fixedly sleeved on the outside of the rotating shaft (24), the driving gear (51) is meshed and installed with the driven gear (52), the convex shaft (57) is respectively fixedly installed on the outer wall of one side of the rotating plate (53) and the driven gear (52), the two sides of the connecting rod (56) are respectively fixedly connected to the limiting sleeves (54), the limiting sleeves (54) are respectively movably sleeved on the outside of the convex shafts (57) on both sides, and the mounting cylinder (55) and the rotating plate (53) are connected by a connecting shaft.

2. A PVC water pipe coding device according to claim 1, characterized in that: A support leg (11) is fixedly mounted at the bottom of the base (1), a foot pad (12) is fixedly mounted at the bottom end of the support leg (11), and a waste trough (13) is provided at the top of the base (1) and on the inner sides of the vertical plates (23) on both sides.

3. A PVC water pipe coding device according to claim 2, characterized in that: The motor 1 (21) is fixedly mounted on an outer wall of a side vertical plate (23), and the output end of the motor 1 (21) is fixedly connected to the rotating shaft (24).

4. A PVC water pipe coding device according to claim 3, characterized in that: The drying mechanism (3) and the rotating mechanism (5) are both provided in multiple groups and are evenly distributed in a circular array with the front and rear horizontal center lines of the rotating shaft (24) as the center.

5. A PVC water pipe coding device according to claim 4, characterized in that: One end of the clamping spring (512) is fixedly connected to an inner wall of one side of the mounting tube (55), and the other end of the clamping spring (512) is fixedly connected to a pad (59). The clamping sleeve (511) is fixedly mounted on the inner wall of the mounting tube (55). The limiting spring (513) is movably arranged inside the clamping sleeve (511). One end of the clamping block (50) is limitedly inserted into the inside of the clamping sleeve (511), and one end of the limiting spring (513) is clamped to one end of the clamping block (50) located inside the clamping sleeve (511).

6. A PVC water pipe coding device according to claim 1, characterized in that: The drying mechanism (3) comprises a mounting plate (31), a drying fan (32) and a protective net (33); the two ends of the mounting plate (31) are respectively fixedly connected to the vertical plates (23) on both sides; the mounting plate (31) is embedded with the drying fan (32); and the output end of the drying fan (32) is fixedly connected to the protective net (33).

7. A PVC water pipe coding device according to claim 1, characterized in that: The regulating inkjet coding mechanism (4) comprises a mounting frame (41), a second motor (42), a screw (43), a movable frame (44), a material box (45), a feed hopper (46), a driven wheel (47), a belt (48), a driving wheel (49), a vertical rod (40), a limit plate (411), a support plate (412), an adjusting gear (413), a rack (414), an inkjet coding device (415), a conveying pipe (416), an electric push rod (417), a material pump (418), a stirring rod (419) and a stirring blade (420). The mounting frame (41) is fixedly mounted on the top of the vertical plates (23) on both sides, the second motor (42) is fixedly mounted on an outer wall of one side of the mounting frame (41), an output end of the second motor (42) is connected to the screw (43), the movable frame (44) is movably sleeved on the outside of the screw (43), and the movable frame (44) is slidably connected to the mounting frame (41).

8. A PVC water pipe coding device according to claim 7, characterized in that: The support plate (412) is fixedly mounted on an outer wall of one side of the top wall of the movable frame (44); the limit plate (411) is fixedly sleeved on the outside of the vertical rod (40); the driving wheel (49) is fixedly sleeved on the top end of the vertical rod (40); the adjusting gear (413) is fixedly sleeved on the outside of the bottom end of the vertical rod (40); and the rack (414) is fixedly mounted on an outer wall of one side of the mounting frame (41); the rack (414) is meshed with the adjusting gear (413) for mounting.

9. A PVC water pipe coding device according to claim 8, characterized in that: The feed hopper (46) is fixedly mounted on the top of the feed box (45); the stirring rod (419) is movably inserted into the top wall of the material box (45); a driven wheel (47) is fixedly mounted on the top of the stirring rod (419); the belt (48) is movably sleeved on the outside of the driving wheel (49) and the driven wheel (47); the stirring blade (420) is fixedly mounted on the outside of the stirring rod (419) and is located on the inner side of the material box (45); the material box (45) is fixedly mounted on the top of the moving frame (44); the electric push rod (417) and the material pump (418) are both fixedly mounted on the bottom of the moving frame (44); the output end of the electric push rod (417) is fixedly connected to the inkjet printer (415); and a conveying pipe (416) is provided between the material pump (418) and the inkjet printer (415) for communication.

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