A hand-cranked pipe beveling machine

Abstract

This utility model discloses a hand-cranked pipe beveling machine, comprising: a frame, a milling cutter assembly, a hand-crank assembly, and a clamping assembly. An end plate is fixedly mounted at one end of the frame, and a milling cutter hole is provided in the middle of the end plate. The milling cutter assembly includes a drive motor. A mounting platform is slidably connected to the end face of the end plate facing the frame. The drive motor is fixedly connected to the surface of the mounting platform away from the end plate. A milling cutter is fixedly mounted at the output end of the drive motor, and the milling cutter is located within the milling cutter hole. A first adjustment component is provided on the end plate. The hand-crank assembly includes a crank handle and a drive roller. The crank handle is driven by the drive roller. The drive roller and the clamping assembly are located at opposite ends of the milling cutter hole. A second adjustment component is provided on the clamping assembly. A clamping roller is rotatably mounted at each end of the clamping plate facing the drive roller, and the two clamping rollers cooperate with the drive roller. This utility model is lightweight, convenient for workers to move and operate, and can effectively improve the processing efficiency of pipe beveling while reducing processing difficulty.

Description

Technical Field

[0001] This utility model relates to the field of pipe beveling machine technology, and in particular to a hand-cranked pipe beveling machine. Background Technology

[0002] A beveling is a process of machining a groove with a specific geometric shape into the part of a workpiece to be welded. In industries such as construction and machinery manufacturing, various pipe parts are frequently used. During the manufacturing of metal pipe parts, beveling machines are often used to chamfer the end faces of the pipes, facilitating subsequent welding. However, existing beveling machines are heavy and difficult to move, typically requiring the pipe to be placed on the machine for processing. This is not only time-consuming and labor-intensive but also difficult to operate, especially when processing large pipes. Summary of the Invention

[0003] The purpose of this invention is to provide a hand-cranked pipe beveling machine that is lightweight, easy for workers to move and operate, and can effectively improve the processing efficiency of pipe beveling and reduce the processing difficulty.

[0004] To achieve the above and other related objectives, this utility model provides a hand-cranked pipe beveling machine, comprising: a frame, a milling cutter assembly, a hand-cranked assembly, and a clamping assembly. An end plate is fixedly mounted at one end of the frame, and a milling cutter hole is provided in the middle of the end plate. The milling cutter assembly includes a drive motor. A mounting platform is slidably connected to the end face of the end plate facing the frame. The drive motor is fixedly connected to the surface of the mounting platform away from the end plate. The output end of the drive motor passes through the mounting platform and is rotatably connected to the mounting platform. A milling cutter is fixedly mounted at the output end of the drive motor, and the milling cutter is located within the milling cutter hole. A first adjustment assembly is provided on the end plate, and the first adjustment assembly is drivenly connected to the mounting platform for driving the clamping assembly. The mounting platform moves along the extension direction of the milling cutter hole; the hand crank assembly includes a crank handle and a drive roller, the crank handle is rotatably mounted on one side of the frame, and the drive roller is rotatably mounted on the end face of the end plate away from the frame, the crank handle is driven to drive the drive roller to rotate, and the surface of the drive roller is provided with anti-slip texture; the drive roller and the clamping assembly are respectively located at both ends of the milling cutter hole, the clamping assembly is provided with a second adjustment assembly, the second adjustment assembly is driven to drive the clamping plate to move toward or away from the drive roller, and a clamping roller is rotatably mounted on each end of the surface of the clamping plate toward the drive roller, and the two clamping rollers cooperate with the drive roller.

[0005] In one example of the hand-cranked pipe beveling machine of this utility model, a first mounting seat and a second mounting seat are respectively provided on the end face of the end plate at both ends of the milling cutter hole away from the frame. A drive roller cover plate is fixedly mounted on the first mounting seat. One end of the drive roller shaft is rotatably connected to the drive roller cover plate, and the other end of the drive roller shaft passes through the end plate and is fixedly connected to the first gear. The crank handle is driven by the first gear at the end facing the end plate.

[0006] In one example of the hand-cranked pipe beveling machine of this utility model, the end of the crank handle facing the end plate is fixedly connected to the input end of the planetary reducer, and the output end of the planetary reducer is driven and connected to the first gear.

[0007] In one example of the hand-cranked pipe beveling machine of this utility model, a slide rail is provided on the end face of the end plate facing the frame, and a slide groove is provided on the end face of the mounting platform facing the end plate. The slide rail and the slide groove are slidably connected. Several fastening bolts are threadedly connected to the mounting platform on one side of the slide groove, and the several fastening bolts are engaged with the slide rail.

[0008] In one example of the hand-cranked pipe beveling machine of this utility model, the first adjusting component includes a first adjusting seat, the first adjusting seat is fixedly connected to the end plate on the side away from the hand-cranked component, a first lead screw is rotatably installed on the first adjusting seat, the mounting platform is provided with a first mounting hole that cooperates with the first lead screw, a first threaded sleeve is installed at the end of the first mounting hole facing the first adjusting seat, the first lead screw is threadedly connected to the first threaded sleeve, and a first adjusting handle is fixedly installed at the end of the first lead screw away from the mounting platform.

[0009] In one example of the hand-cranked pipe beveling machine of this utility model, a scale is provided on one side surface of the installation platform, and a pointer is provided on the side wall of the end plate above the scale, and the pointer cooperates with the scale.

[0010] In one example of the hand-cranked pipe beveling machine of this utility model, the second adjustment component includes a second adjustment seat, which is fixedly installed on the second mounting base. A second lead screw is threaded through and connected to the second adjustment seat. One end of the second lead screw is rotatably connected to the pressure plate. Two slide rods are threaded through and slidably connected to the second adjustment seat on both sides of the second lead screw. One end of the two slide rods is fixedly connected to the pressure plate. A second adjustment handle is fixedly installed on the other end of the second lead screw.

[0011] In one example of the hand-cranked pipe beveling machine of this utility model, the two ends of the frame away from the hand-cranked component are respectively provided with a first bracket and a second bracket, the second bracket being located at the end of the frame facing the end plate, and the first bracket cooperating with the second bracket.

[0012] In one example of the hand-cranked pipe beveling machine of this utility model, a crank mounting plate is provided at the end of the frame away from the end plate, and one end of the crank handle passes through the crank mounting plate and is rotatably connected to the crank mounting plate.

[0013] This utility model relates to a hand-cranked pipe beveling machine. A frame houses the milling cutter assembly, a hand-cranked assembly, and a clamping assembly. The frame facilitates operation and movement of the beveling machine. In use, the drive roller and clamping assembly are positioned with one side facing the pipe end face, and the pipe end face is positioned between the drive roller and clamping assembly. The second adjusting assembly moves the clamping plate towards the drive roller, causing the drive roller and the two clamping rollers to abut against the inner and outer walls of the pipe, respectively. The drive roller and the two clamping rollers clamp and fix the beveling machine to the pipe end. The first adjusting assembly drives the mounting platform to slide, adjusting the position of the milling cutter within the milling cutter hole so that the milling cutter engages with the pipe end face. The drive motor is then turned on, using it to drive the milling cutter to process the pipe end face. Cranking the handle rotates the drive roller, causing it to roll along the inner wall of the pipe, while the two clamping rollers roll along the outer wall, thus moving the beveling machine along the pipe end face to complete the pipe beveling process. This utility model is lightweight, facilitating worker movement and operation, effectively improving the processing efficiency of pipe beveling and reducing processing difficulty. Attached Figure Description

[0014] Figure 1 A three-dimensional representation of an embodiment of the hand-cranked pipe beveling machine of this utility model. Figure 1 ;

[0015] Figure 2 A three-dimensional representation of an embodiment of the hand-cranked pipe beveling machine of this utility model. Figure 2 ;

[0016] Figure 3 A three-dimensional representation of an embodiment of the hand-cranked pipe beveling machine of this utility model. Figure 3 ;

[0017] Figure 4 This is a front view of an embodiment of the hand-cranked pipe beveling machine of this utility model.

[0018] Figure 5 This is a cross-sectional view of the first adjusting component in one embodiment of the hand-cranked pipe beveling machine of this utility model.

[0019] Component designation:

[0020] 100 Frame; 110 End plate; 111 Milling cutter hole; 112 First mounting seat; 113 Second mounting seat; 114 Pointer; 115 Slide rail; 120 First bracket; 130 Second bracket; 140 Crank handle mounting plate; 200 Milling cutter assembly; 210 Drive motor; 220 Mounting platform; 221 Fastening bolt; 222 First mounting hole; 223 First threaded sleeve; 224 Scale; 230 Milling cutter; 240 First adjusting assembly; 241 First adjusting seat; 242 First lead screw; 243 First adjusting handle; 300 Hand crank assembly; 310 Crank handle; 320 Drive roller; 321 Drive roller cover plate; 322 First gear; 330 Planetary reducer; 400 Clamping assembly; 410 Second adjusting assembly; 411 Second adjusting seat; 412 Second lead screw; 413 Slide bar; 414 Second adjusting handle; 420 Clamping plate; 430 Clamping roller. Detailed Implementation

[0021] The following specific examples illustrate the implementation of this utility model. Those skilled in the art can easily understand other advantages and effects of this utility model from the content disclosed in this specification. This utility model can also be implemented or applied through other different specific embodiments, and various details in this specification can also be modified or changed based on different viewpoints and applications without departing from the spirit of this utility model. It should be noted that, in the absence of conflict, the following embodiments and features in the embodiments can be combined with each other. It should also be understood that the terminology used in the embodiments of this utility model is for describing specific implementation schemes and not for limiting the scope of protection of this utility model. Test methods in the following embodiments that do not specify specific conditions are generally performed under conventional conditions or according to the conditions recommended by the respective manufacturers.

[0022] When numerical ranges are given in the embodiments, it should be understood that, unless otherwise specified in this invention, both endpoints of each numerical range and any value between the two endpoints may be selected. Unless otherwise defined, all technical and scientific terms used in this invention, as well as the prior art known to those skilled in the art and the description of this invention, may be implemented using any prior art methods, equipment, and materials similar to or equivalent to those in the embodiments of this invention.

[0023] Please see Figures 1 to 5This utility model provides a hand-cranked pipe beveling machine, which includes: a frame 100, a milling cutter assembly 200, a hand-cranked assembly 300 and a clamping assembly 400. An end plate 110 is fixedly installed at one end of the frame 100, and a milling cutter hole 111 is provided in the middle of the end plate 110. The milling cutter assembly 200 includes a drive motor 210. A mounting platform 220 is slidably connected to the end face of the end plate 110 facing the frame 100. The drive motor 210 is fixedly connected to the surface of the mounting platform 220 away from the end plate 110. The output end of the drive motor 210 passes through the mounting platform 220 and is rotatably connected to the mounting platform 220. A milling cutter 230 is fixedly mounted on the output end of the drive motor 210. The milling cutter 230 is located in the milling cutter hole 111. A first adjustment component 240 is provided on the end plate 110. The first adjustment component 240 is drivenly connected to the mounting platform 220 and is used to drive the mounting platform 220 to move along the extension direction of the milling cutter hole 111. The hand-cranked assembly 300 includes a crank handle 310 and a drive roller 320. The crank handle 310 is rotatably mounted on one side of the frame 100, and the drive roller 320 is rotatably mounted on the end face of the end plate 110 away from the frame 100. The crank handle 310 is driven to the drive roller 320, and the crank handle 310 is used to drive the drive roller 320 to rotate. The surface of the drive roller 320 is provided with anti-slip texture. The drive roller 320 and the clamping assembly 400 are respectively located at both ends of the milling cutter hole 111. The clamping assembly 400 is provided with a second adjusting assembly 410, which is driven to the clamping plate 420. The second adjusting assembly 410 is used to drive the clamping plate 420 to move toward or away from the drive roller 320. A clamping roller 430 is rotatably mounted on each end of the surface of the clamping plate 420 toward the drive roller 320, and the two clamping rollers 430 cooperate with the drive roller 320.

[0024] This invention utilizes a frame 100 to mount a milling cutter assembly 200, a hand-cranked assembly 300, and a clamping assembly 400. The frame 100 facilitates operation and movement of the beveling machine by workers. In use, the drive roller 320 and one side of the clamping assembly 400 face the end face of the pipe, with the pipe end face positioned between the drive roller 320 and the clamping assembly 400. The second adjusting assembly 410 drives the clamping plate 420 to move towards the drive roller 320, causing the drive roller 320 and the two clamping rollers 430 to abut against the inner and outer walls of the pipe, respectively. The drive roller 320 and the two clamping rollers 430 clamp and fix the beveling machine to the end of the pipe. The first adjusting assembly 240 drives the mounting platform 220 to slide, adjusting the position of the milling cutter 230 within the milling cutter hole 111, so that the milling cutter 230 engages with the end face of the pipe. Turn on the drive motor 210, which drives the milling cutter 230 to process the end face of the pipe. Crank the handle 310 to rotate the drive roller 320, which rolls along the inner wall of the pipe. The two pressure rollers 430 roll along the outer wall of the pipe, thus moving the beveling machine along the end face of the pipe to complete the beveling process. Different beveling angles can be achieved by replacing the milling cutter 230 with one that has a different processing angle.

[0025] Please see Figure 2 and Figure 5 In one example of the hand-cranked pipe beveling machine of this utility model, a first mounting seat 112 and a second mounting seat 113 are respectively provided on the end faces of the end plates 110 at both ends of the milling cutter hole 111 on the side away from the frame 100. A drive roller cover plate 321 is fixedly mounted on the first mounting seat 112. One end of the shaft of the drive roller 320 is rotatably connected to the drive roller cover plate 321, and the other end of the shaft of the drive roller 320 passes through the end plate 110 and is fixedly connected to the first gear 322. The end of the crank handle 310 facing the end plate 110 is drivenly connected to the first gear 322. The end of the crank handle 310 facing the end plate 110 is fixedly connected to the input end of the planetary reducer 330, and the output end of the planetary reducer 330 is drivenly connected to the first gear 322. When the crank handle 310 is turned, the input end of the planetary reducer 330 rotates. The output end of the planetary reducer 330 drives the first gear 322 to drive the drive roller 320 to rotate. The planetary reducer 330 can increase the torque, thereby reducing the force required to turn the crank handle 310.

[0026] Please see Figure 3 and Figure 4In one example of the hand-cranked pipe beveling machine of this utility model, a slide rail 115 is provided on the end face of the end plate 110 facing the frame 100, and a slide groove is provided on the end face of the mounting platform 220 facing the end plate 110. The slide rail 115 is slidably connected to the slide groove. Several fastening bolts 221 are threadedly connected to the mounting platform 220 on one side of the slide groove, and the several fastening bolts 221 cooperate with the slide rail 115. After the first adjustment component 240 adjusts the mounting platform 220, the several fastening bolts 221 are tightened so that the ends of the several fastening bolts 221 abut against the side wall of the slide rail 115, fixing the mounting platform 220 on the slide rail 115, making the mounting platform 220 more stable when processing beveling.

[0027] Please see Figure 1 and Figure 5 In one example of the hand-cranked pipe beveling machine of this utility model, the first adjusting component 240 includes a first adjusting seat 241, which is fixedly connected to the side of the end plate 110 away from the hand-cranked component 300. A first lead screw 242 is rotatably mounted on the first adjusting seat 241. The mounting platform 220 is provided with a first mounting hole 222 that cooperates with the first lead screw 242. A first threaded sleeve 223 is installed at the end of the first mounting hole 222 facing the first adjusting seat 241. The first lead screw 242 is threadedly connected to the first threaded sleeve 223. A first adjusting handle 243 is fixedly mounted at the end of the first lead screw 242 away from the mounting platform 220. A scale 224 is provided on one side surface of the mounting platform 220. A pointer 114 is provided on the side wall of the end plate 110 above the scale 224, and the pointer 114 cooperates with the scale 224. The first adjusting handle 243 is rotated, which in turn drives the first lead screw 242 to rotate. The lead screw 242 drives the first threaded sleeve 223 to move along the lead screw 242, and the first threaded sleeve 223 drives the mounting platform 220 to slide along the slide rail 115. The numbers on the scale 224 correspond to the feed rate of the milling cutter 230, and can be adjusted according to the numbers on the scale 224 corresponding to the pointer 114.

[0028] Please see Figure 1 and Figure 5In one example of the hand-cranked pipe beveling machine of this utility model, the second adjusting assembly 410 includes a second adjusting seat 411, which is fixedly mounted on the second mounting base 113. A second lead screw 412 is threaded through and connected to the second adjusting seat 113. One end of the second lead screw 412 is rotatably connected to the pressure plate 420. Two sliding rods 413 are threaded through and slidably connected to the second adjusting seats 411 on both sides of the second lead screw 412. One end of the two sliding rods 413 is fixedly connected to the pressure plate 420. A second adjusting handle 414 is fixedly mounted on the other end of the second lead screw 412. Controlling the second adjusting handle 414 to drive the second lead screw 412 to rotate will cause the pressure plate 420 to move toward or away from the drive roller 320. The sliding rods 413 can increase the stability of the second adjusting assembly 410.

[0029] Please see Figure 2 and Figure 3 In one example of the hand-cranked pipe beveling machine of this utility model, the frame 100 is provided with a first bracket 120 and a second bracket 130 at its two ends away from the hand-cranked assembly 300. The second bracket 130 is located at the end of the frame 100 facing the end plate 110, and the first bracket 120 cooperates with the second bracket 130. A crank mounting plate 140 is provided at the end of the frame 100 away from the end plate 110, and one end of the crank 310 passes through the crank mounting plate 140 and is rotatably connected to it. The first bracket 120 and the second bracket 130 can provide support when the beveling machine is placed.

[0030] The above embodiments are merely illustrative of the principles and effects of this utility model and are not intended to limit the scope of this utility model. Any person skilled in the art can modify or alter the above embodiments without departing from the spirit and scope of this utility model. Therefore, all equivalent modifications or alterations made by those skilled in the art without departing from the spirit and technical concept disclosed in this utility model should still be covered by the claims of this utility model.

Claims

1. A hand-cranked pipe beveling machine, characterized in that, include: A frame, wherein an end plate is fixedly mounted at one end of the frame, and a milling cutter hole is provided in the middle of the end plate; A milling cutter assembly includes a drive motor. A mounting platform is slidably connected to the end face of the end plate facing the frame. The drive motor is fixedly connected to the surface of the mounting platform away from the end plate. The output end of the drive motor passes through the mounting platform and is rotatably connected to the mounting platform. A milling cutter is fixedly mounted on the output end of the drive motor. The milling cutter is located in the milling cutter hole. A first adjustment component is provided on the end plate. The first adjustment component is drivenly connected to the mounting platform and is used to drive the mounting platform to move along the extension direction of the milling cutter hole. A hand-cranked assembly, comprising a crank handle and a drive roller, wherein the crank handle is rotatably mounted on one side of the frame, and the drive roller is rotatably mounted on the end face of the end plate away from the frame; the crank handle is motive-connected to the drive roller for driving the drive roller to rotate; and the surface of the drive roller is provided with anti-slip texture. The clamping assembly has the drive roller and the clamping assembly located at both ends of the milling cutter hole, and the clamping assembly is provided with a second adjustment assembly. The second adjustment assembly is drivenly connected to the clamping plate and is used to drive the clamping plate to move toward or away from the drive roller. A clamping roller is rotatably installed at each end of the surface of the clamping plate facing the drive roller, and the two clamping rollers cooperate with the drive roller.

2. The hand-cranked pipe beveling machine as described in claim 1, characterized in that, A first mounting seat and a second mounting seat are respectively provided on the end face of the end plate at both ends of the milling cutter hole away from the frame. A drive roller cover plate is fixedly mounted on the first mounting seat. One end of the drive roller shaft is rotatably connected to the drive roller cover plate. The other end of the drive roller shaft passes through the end plate and is fixedly connected to the first gear. The crank handle is driven by the first gear at the end facing the end plate.

3. The hand-cranked pipe beveling machine as described in claim 2, characterized in that, The end of the crank handle facing the end plate is fixedly connected to the input end of the planetary reducer, and the output end of the planetary reducer is driven by the first gear.

4. The hand-cranked pipe beveling machine as described in claim 1, characterized in that, The end plate is provided with a slide rail on the end face facing the frame, and the mounting platform is provided with a slide groove on the end face facing the end plate. The slide rail and the slide groove are slidably connected. Several fastening bolts are threadedly connected to the mounting platform on the side of the slide groove, and the several fastening bolts are engaged with the slide rail.

5. The hand-cranked pipe beveling machine as described in claim 4, characterized in that, The first adjustment assembly includes a first adjustment seat, which is fixedly connected to the end plate on the side away from the hand crank assembly. A first lead screw is rotatably mounted on the first adjustment seat. The mounting platform is provided with a first mounting hole that mates with the first lead screw. A first threaded sleeve is installed at the end of the first mounting hole facing the first adjustment seat. The first lead screw is threadedly connected to the first threaded sleeve. A first adjustment handle is fixedly mounted at the end of the first lead screw away from the mounting platform.

6. The hand-cranked pipe beveling machine as described in claim 5, characterized in that, A scale is provided on one side surface of the installation platform, and a pointer is provided on the side wall of the end plate above the scale, the pointer cooperating with the scale.

7. The hand-cranked pipe beveling machine as described in claim 2, characterized in that, The second adjustment assembly includes a second adjustment seat, which is fixedly mounted on the second mounting base. A second lead screw is threaded through and connected to the second adjustment seat. One end of the second lead screw is rotatably connected to the pressure plate. Two slide rods are threaded through and slidably connected to the second adjustment seat on both sides of the second lead screw. One end of the two slide rods is fixedly connected to the pressure plate. A second adjustment handle is fixedly mounted on the other end of the second lead screw.

8. The hand-cranked pipe beveling machine as described in claim 1, characterized in that, The frame is provided with a first bracket and a second bracket at its two ends away from the hand-cranked assembly. The second bracket is located at the end of the frame facing the end plate, and the first bracket cooperates with the second bracket.

9. The hand-cranked pipe beveling machine as described in claim 1, characterized in that, The frame is provided with a crank handle mounting plate at one end away from the end plate, and one end of the crank handle passes through the crank handle mounting plate and is rotatably connected to the crank handle mounting plate.

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