PPR pipe hot melting device

Abstract

The utility model relates to the technical field of pipe machining, in particular to a PPR pipe hot melting device which comprises a base and a frame, the frame is fixedly connected to the upper surface of the base, a vertical plate is connected to the upper portion of the frame in a sliding mode, a clamping mechanism is arranged on the inner side of the vertical plate, and a hot melting box is fixedly connected to the upper surface of the base through a supporting column. An adjusting mechanism is arranged in the hot melting box, a heating plate is fixedly connected to the upper portion of the interior of the hot melting box, a cushion block is fixedly connected to the lower portion of the interior of the hot melting box, and the frame is rotationally connected with the outer walls of the two ends of a second screw rod through bearings. An electric push rod starts a circular ring to rotate, the circular ring drives a pin rod to move through a sliding groove formed in the circular ring, the pin rod drives a clamping rod to slide, the clamping rod is attached to the outer wall of the PPR pipe to clamp and position the PPR pipe, a motor is started, the motor drives a sleeve to rotate, then the PPR pipe is driven to rotate, different positions of the outer wall of the PPR pipe are heated, and the PPR pipe is evenly heated during hot melting.

Description

Technical Field

[0001] The utility model relates to the technical field of pipe processing, in particular to a PPR pipe hot-melting device. Background Art

[0002] PPR pipe is a common plastic pipe at present. Compared with traditional cast iron pipe, galvanized steel pipe, cement pipe and other pipes, this pipe has the advantages of energy saving and material saving, environmental protection, light weight and high strength, corrosion resistance, smooth inner wall without scaling, easy construction and maintenance, and long service life.

[0003] For example, patent number CN204526155U is a PPR pipe hot-melt device and its hot-melt splicing machine, including a support column, a turntable is provided on the support column, a rotating shaft is provided horizontally in the center of the turntable, one end of the rotating shaft is connected to the turntable, and the other end is rotatably matched with the support column, a plurality of heating elements are provided on the turntable with the center of the rotating shaft as the center of the circle, and the hot-melt mold includes a hot-melt male mold and a hot-melt female mold. The above document still has deficiencies. When in use, the turntable rotates relative to the support column using the rotating shaft, and the heating elements are distributed on the turntable with the center of the rotating shaft as the center of the circle, so that different types of hot-melt molds can be set on each heating element. When it is necessary to replace the hot melt mold with another specification, pull out the positioning pin and use the handle to rotate the turntable. The handle is convenient for the operator to rotate the turntable and quickly rotate the hot melt mold on the turntable into place. However, after the clamping device in the above document clamps the PPR pipe, the position of the PPR pipe is fixed. When the PPR pipe is hot-melted, only one side of the PPR pipe is heated, which is not convenient for the PPR pipe to be heated evenly during hot-melting. At the same time, the hot-melt mold is used in the above document to realize the hot melting of the PPR pipe. Different PPR pipes have different heated areas. When in use, it is not convenient to adjust the heated area according to PPR pipes of different sizes. Utility Model Content

[0004] The utility model aims to solve the problem that it is inconvenient to heat the PPR pipe uniformly during hot melting, and proposes a PPR pipe hot melting device.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A PPR pipe hot-melt device is designed, including a base and a frame, the frame is fixedly connected to the upper surface of the base, a vertical plate is slidably connected to the upper side of the frame, a clamping mechanism is arranged on the inner side of the vertical plate, a hot-melt box is fixedly connected to the upper surface of the base through a support, an adjusting mechanism is arranged inside the hot-melt box, a heating plate is fixedly connected to the upper side of the hot-melt box, a cushion block is fixedly connected to the lower side of the hot-melt box, and the frame is rotatably connected to the outer walls at both ends of the second screw through bearings.

[0007] Preferably, the clamping mechanism includes a motor, the motor is fixed to the outer wall of the vertical plate, the output shaft of the motor is fixed with a sleeve, the outer wall of the sleeve is rotatably connected to the vertical plate through a bearing, the outer wall of the sleeve is fixed with a disk, the surface of the disk is rotatably connected to an electric push rod through a pin shaft, the end of the electric push rod is rotatably connected to a ring through a pin shaft, the ring is rotatably connected to the outer wall of the sleeve, a sliding groove arranged in the ring is slidably connected to the outer wall of the pin rod, the pin rod is fixed to the surface of the clamping rod, and the outer wall of the clamping rod is slidably connected to the sleeve.

[0008] Preferably, the adjusting mechanism includes a rotating rod, the outer walls at both ends of the rotating rod are rotatably connected to the hot melt box through bearings, the outer wall of the rotating rod is fixedly connected to a rotating wheel, the two ends of the rotating rod are fixedly connected to a first sprocket, the first sprocket is rotatably connected to the second sprocket through a chain, the second sprocket is fixed to the outer wall of the threaded barrel, the outer wall of the threaded barrel is rotatably connected to the hot melt box through bearings, the internal thread of the threaded barrel is connected to a first screw, the end of the first screw is fitted with a baffle, and the end of the baffle is rotatably connected to the hot melt box through a pin shaft.

[0009] Preferably, a handle is fixedly connected to the end of the second screw rod, and a threaded block is threadedly connected to the outer wall of the second screw rod.

[0010] Preferably, a connecting block is fixedly connected to the upper surface of the threaded block, and the upper end of the connecting block is fixedly connected to the vertical plate.

[0011] Preferably, the clamping rod is in contact with the outer wall of the PPR pipe.

[0012] The utility model proposes a PPR pipe hot-melt device, which has the beneficial effects of: through the cooperation among the motor, sleeve, disc, electric push rod, ring, pin rod and clamp rod, the electric push rod starts the ring to rotate, the ring drives the pin rod to move through the slide groove arranged inside, the pin rod drives the clamp rod to slide, the clamp rod fits with the outer wall of the PPR pipe to clamp and position the PPR pipe, start the motor, the motor drives the sleeve to rotate, and then drives the PPR pipe to rotate, different positions of the outer wall of the PPR pipe are heated, so that the PPR pipe is evenly heated during hot melting.

[0013] Through the cooperation among the rotating rod, the rotating wheel, the first sprocket, the chain, the second sprocket, the threaded barrel, the first screw and the baffle, the rotating wheel drives the rotating rod to rotate, the rotating rod drives the two first sprockets to rotate, the first sprocket drives the second sprocket to rotate through the chain, the second sprocket drives the threaded barrel to rotate, the threaded barrel drives the first screw to move horizontally, the first screw drives the baffle to rotate, the inclination angle of the baffle changes, so that the heat emitted by the heating plate is concentrated on the two PPR pipes, so that the heated area is the same size as the PPR pipe. When in use, it is convenient to adjust the heated area according to PPR pipes of different sizes. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the utility model;

[0015] Figure 2 It is a structural sectional view of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the connection between the handle, the second screw rod and the threaded block in the utility model;

[0017] Figure 4 It is a structural schematic diagram of the connection between the transfer rod, the rotating wheel and the first sprocket in the utility model;

[0018] Figure 5 It is a structural schematic diagram of the connection between the sleeve, the slide rod and the spring in the utility model;

[0019] Figure 6 It is a structural schematic diagram of the connection between the sleeve, the pin rod and the clamp rod in the utility model.

[0020] In the figure: 1, base, 2, frame, 3, clamping mechanism, 301, motor, 302, sleeve, 303, disc, 304, electric push rod, 305, ring, 306, pin, 307, clamping rod, 4, adjusting mechanism, 401, rotating rod, 402, rotating wheel, 403, first sprocket, 404, chain, 405, second sprocket, 406, threaded barrel, 407, first screw, 408, baffle, 4a1, sleeve, 4a2, sliding rod, 4a3, spring, 5, vertical plate, 6, hot melt box, 7, heating plate, 8, pad, 9, second screw, 10, handle, 11, threaded block, 12, connecting block, 13, PPR pipe. DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with the accompanying drawings:

[0022] Embodiment 1:

[0023] Refer to the attached Figure 1-6 : In this embodiment, a PPR pipe hot-melt device includes a base 1 and a frame 2, the frame 2 is fixedly connected to the upper surface of the base 1, a vertical plate 5 is slidably connected above the frame 2, a clamping mechanism 3 is arranged on the inner side of the vertical plate 5, the clamping mechanism 3 clamps the PPR pipe 13, a hot-melt box 6 is fixedly connected to the upper surface of the base 1 through a support, an adjusting mechanism 4 is arranged inside the hot-melt box 6, and the adjusting mechanism 4 gathers the heat of the heating plate 7;

[0024] A heating plate 7 is fixedly connected to the upper part of the hot melt box 6, and the heating plate 7 is connected to an external power supply. A cushion block 8 is fixedly connected to the lower part of the hot melt box 6, and the cushion block 8 raises the PPR pipe 13. The outer walls of the frame 2 and the second screw 9 at both ends are rotatably connected through bearings. A handle 10 is fixedly connected to the end of the second screw 9, and the handle 10 drives the second screw 9 to rotate. The outer wall of the second screw 9 is threadedly connected with a thread block 11, and the second screw 9 drives the thread block 11 to move. A connecting block 12 is fixedly connected to the upper surface of the thread block 11, and the thread block 11 drives the connecting block 12 to move. The upper end of the connecting block 12 is fixedly connected to the vertical plate 5, and the connecting block 12 drives the vertical plate 5 to move.

[0025] The clamping mechanism 3 includes a motor 301, a sleeve 302, a disc 303, an electric push rod 304, a ring 305, a pin 306 and a clamping rod 307. The motor 301 is fixedly connected to the outer wall of the vertical plate 5. The output shaft of the motor 301 is fixedly connected to the sleeve 302. The motor 301 drives the sleeve 302 to rotate. The outer wall of the sleeve 302 is rotatably connected to the vertical plate 5 through a bearing. The outer wall of the sleeve 302 is fixedly connected to the disc 303. The sleeve 302 drives the disc 303 to rotate. The surface of the disc 303 is rotatably connected to the electric push rod 304 through a pin shaft. The end of the electric push rod 304 is rotatably connected to the ring 305 through a pin shaft. The electric push rod 304 drives the ring 305 to rotate, and the ring 305 is rotatably connected to the outer wall of the sleeve 302.

[0026] The ring 305 rotates on the outer wall of the sleeve 302, and the slide groove provided in the ring 305 is slidably connected with the outer wall of the pin rod 306. The ring 305 drives the pin rod 306 to move through the slide groove provided inside. The pin rod 306 is fixed to the surface of the clamp rod 307. The pin rod 306 drives the clamp rod 307 to move. The outer wall of the clamp rod 307 is slidably connected with the sleeve 302. The clamp rod 307 fits the outer wall of the PPR pipe 13, and the clamp rod 307 clamps and positions the PPR pipe 13.

[0027] The electric push rod 304 starts the ring 305 to rotate, and the ring 305 drives the pin rod 306 to move through the internally arranged slide groove. The pin rod 306 drives the clamp rod 307 to slide, and the clamp rod 307 fits against the outer wall of the PPR tube 13 to clamp and position the PPR tube 13. The motor 301 is started, and the motor 301 drives the sleeve 302 to rotate, thereby driving the PPR tube 13 to rotate. Different positions of the outer wall of the PPR tube 13 are heated, so that the PPR tube 13 is evenly heated during hot melting.

[0028] The adjusting mechanism 4 includes a rotating rod 401, a rotating wheel 402, a first sprocket 403, a chain 404, a second sprocket 405, a threaded cylinder 406, a first screw 407 and a baffle 408. The outer walls of both ends of the rotating rod 401 are rotatably connected to the hot melt box 6 through bearings. The outer wall of the rotating rod 401 is fixedly connected with a rotating wheel 402, and the rotating wheel 402 drives the rotating rod 401 to rotate. Both ends of the rotating rod 401 are fixedly connected with a first sprocket 403. The rotating rod 401 drives the two first sprockets 403 to rotate. The first sprocket 403 is rotatably connected to the second sprocket 405 through the chain 404, and the first sprocket 403 drives the second sprocket 405 to rotate through the chain 404;

[0029] The second sprocket 405 is fixedly connected to the outer wall of the threaded barrel 406, and the second sprocket 405 drives the threaded barrel 406 to rotate. The outer wall of the threaded barrel 406 is rotatably connected to the hot melt box 6 through a bearing. The internal thread of the threaded barrel 406 is connected with a first screw 407, and the threaded barrel 406 drives the first screw 407 to move. The end of the first screw 407 is attached with a baffle 408, and the first screw 407 drives the baffle 408 to move, and the inclination angle of the baffle 408 is adjusted. The end of the baffle 408 is rotatably connected to the hot melt box 6 through a pin shaft;

[0030] The rotating wheel 402 drives the rotating rod 401 to rotate, the rotating rod 401 drives the two first sprocket wheels 403 to rotate, the first sprocket wheel 403 drives the second sprocket wheel 405 to rotate through the chain 404, the second sprocket wheel 405 drives the threaded barrel 406 to rotate, the threaded barrel 406 drives the first screw 407 to move in the horizontal direction, the first screw 407 drives the baffle plate 408 to rotate, the inclination angle of the baffle plate 408 changes, so that the heat emitted by the heating plate 7 is concentrated on the two PPR pipes 13, so that the heated area is the same size as the PPR pipe 13. When in use, it is convenient to adjust the heated area according to PPR pipes of different sizes.

[0031] Working principle:

[0032] When the PPR pipe 13 is hot-melted using the PPR pipe hot-melt device;

[0033] PPR pipe clamping stage:

[0034] Insert the PPR tube 13 into the sleeve 302, start the electric push rod 304, the electric push rod 304 starts the ring 305 to rotate, the ring 305 drives the pin 306 to move through the internal slide groove, the pin 306 drives the clamping rod 307 to slide, and the clamping rod 307 fits the outer wall of the PPR tube 13 to clamp and position the PPR tube 13;

[0035] PPR pipe hot melt stage:

[0036] The two PPR tubes 13 are clamped in the clamping mechanisms 3 on both sides respectively, and the handles 10 on both sides are rotated, and the handles 10 drive the second screw 9 to rotate, and the second screw 9 drives the threaded block 11 to move, and the threaded block 11 drives the vertical plate 5 to move through the connecting block 12, and then drives the PPR tube 13 to move, and the ends of the two PPR tubes 13 are inserted into the hot melt box 6, and the heating plate 7 is heated. The angle of the baffle 408 is adjusted according to the size of the PPR tube 13, and the rotating wheel 402 is rotated. The rotating wheel 402 drives the rotating rod 401 to rotate, and the rotating rod 401 drives the two first sprocket wheels 403 to rotate, and the first sprocket wheel 403 drives the second sprocket wheel 405 through the chain 404 The second sprocket 405 drives the threaded barrel 406 to rotate, and the threaded barrel 406 drives the first screw 407 to move horizontally. The first screw 407 drives the baffle 408 to rotate, and the inclination angle of the baffle 408 changes, so that the heat emitted by the heating plate 7 is concentrated on the two PPR tubes 13, so that the heated area is the same size as the PPR tube 13. When in use, it is convenient to adjust the heated area according to PPR tubes of different sizes. The motor 301 is started, and the motor 301 drives the sleeve 302 to rotate, and then drives the PPR tube 13 to rotate. Different positions of the outer wall of the PPR tube 13 are heated, so that the PPR tube 13 is evenly heated during hot melting;

[0037] PPR pipe hot melt connection stage:

[0038] When the ends of the two PPR pipes 13 are hot-melted to the required degree, the two handles 10 are turned, and the two PPR pipes 13 are brought close to each other and the ends of the two PPR pipes 13 are fitted together. The heating plate 7 is turned off, and the two PPR pipes 13 are hot-melt connected. The two PPR pipes 13 are hot-melt connected after cooling.

[0039] Embodiment 2:

[0040] Refer to the attached Figure 1-6 : In this embodiment, a PPR pipe hot-melt device, the adjustment mechanism 4 also includes a sleeve 4a1, a slide rod 4a2 and a spring 4a3. The sleeve 4a1 is fixedly connected to the inside of the hot-melt box 6. The inside of the sleeve 4a1 is slidably connected to the slide rod 4a2. The slide rod 4a2 slides inside the sleeve 4a1. The end of the slide rod 4a2 is fixedly connected to the baffle 408. The inside of the sleeve 4a1 is provided with a spring 4a3. The model of the spring 4a1 is selected according to the actual use requirements to meet the work needs. The two ends of the spring 4a3 are fixedly connected to the sleeve 4a1 and the slide rod 4a2 respectively. The spring 4a3 can drive the slide rod 4a2 to slide under the elastic action;

[0041] Through the cooperation between the sleeve 4a1, the slide rod 4a2 and the spring 4a3, the slide rod 4a2 slides inside the sleeve 4a1, and the spring 4a3 can drive the slide rod 4a2 to slide under the elastic action. The slide rod 4a2 rotates together with the baffle 408, and the spring 4a3 makes the baffle 408 always fit with the end of the first screw 407 under the elastic action.

[0042] Working principle:

[0043] The slide bar 4a2 slides inside the sleeve 4a1, and the spring 4a3 can drive the slide bar 4a2 to slide under the elastic action. The slide bar 4a2 rotates together with the baffle 408, and the spring 4a3 makes the baffle 408 always fit with the end of the first screw 407 under the elastic action.

[0044] Although the present invention has been shown and described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein within the scope of the claims.

Claims

1. A PPR pipe hot-melt device, comprising a base (1) and a frame (2), wherein the frame (2) is fixedly connected to the upper surface of the base (1), characterized in that: The frame (2) is slidably connected to a vertical plate (5) at the top, a clamping mechanism (3) is provided on the inner side of the vertical plate (5), a hot melt box (6) is fixedly connected to the upper surface of the base (1) via a support, an adjusting mechanism (4) is provided inside the hot melt box (6), a heating plate (7) is fixedly connected to the top of the hot melt box (6), a cushion block (8) is fixedly connected to the bottom of the hot melt box (6), and the outer walls of both ends of the frame (2) and the second screw rod (9) are rotatably connected via bearings.

2. A PPR pipe hot-melt device according to claim 1, characterized in that: The clamping mechanism (3) comprises a motor (301), the motor (301) is fixedly connected to the outer wall of the vertical plate (5), the output shaft of the motor (301) is fixedly connected to a sleeve (302), the outer wall of the sleeve (302) is rotatably connected to the vertical plate (5) via a bearing, the outer wall of the sleeve (302) is fixedly connected to a disk (303), the surface of the disk (303) is rotatably connected to an electric push rod (304) via a pin shaft, the end of the electric push rod (304) is rotatably connected to a ring (305) via a pin shaft, the ring (305) is rotatably connected to the outer wall of the sleeve (302), a sliding groove arranged in the ring (305) is slidably connected to the outer wall of the pin rod (306), the pin rod (306) is fixedly connected to the surface of a clamp rod (307), and the outer wall of the clamp rod (307) is slidably connected to the sleeve (302).

3. A PPR pipe hot-melt device according to claim 1, characterized in that: The adjusting mechanism (4) comprises a rotating rod (401), the outer walls of both ends of the rotating rod (401) are rotatably connected to the hot melt box (6) via bearings, the outer wall of the rotating rod (401) is fixedly connected to a rotating wheel (402), both ends of the rotating rod (401) are fixedly connected to a first sprocket (403), the first sprocket (403) is rotatably connected to a second sprocket (405) via a chain (404), the second sprocket (405) is fixedly connected to the outer wall of a threaded barrel (406), the outer wall of the threaded barrel (406) is rotatably connected to the hot melt box (6) via bearings, the internal thread of the threaded barrel (406) is connected to a first screw (407), the end of the first screw (407) is fitted with a baffle (408), and the end of the baffle (408) is rotatably connected to the hot melt box (6) via a pin shaft.

4. A PPR pipe hot-melt device according to claim 1, characterized in that: A handle (10) is fixedly connected to the end of the second screw rod (9), and a threaded block (11) is threadedly connected to the outer wall of the second screw rod (9).

5. A PPR pipe hot-melt device according to claim 4, characterized in that: A connecting block (12) is fixedly connected to the upper surface of the threaded block (11), and the upper end of the connecting block (12) is fixedly connected to the vertical plate (5).

6. A PPR pipe hot-melt device according to claim 2, characterized in that: The clamping rod (307) is in contact with the outer wall of the PPR pipe (13).

Images