Pipe clamping device for pipe cutting machine

Abstract

The utility model relates to the technical field of pipe clamping devices, and discloses a pipe clamping device for a pipe cutting machine, which comprises a machining table, a first motor is mounted on the right side of the lower surface of a top plate of the machining table, a first guide rod is coaxially mounted on a rotor of the first motor, and a mounting plate is screwed on the surface of the first guide rod. A cutting machine is mounted at the bottom of the mounting plate; the second motor is arranged on the back face of the first motor and installed on the right side of the lower surface of the top plate of the machining table. An additionally-arranged driving motor can finally drive an adjusting block to ascend and descend, a first clamping plate can be driven to conduct clamping treatment on the inner ring of the pipe, a second clamping plate can be driven to ascend and descend by starting a first air cylinder, the surface of the pipe is extruded from the outside, and the first air cylinder is matched with the first clamping plate, so that the pipe can be located more firmly; and the pipe is prevented from rotating and moving when being cut, and the pipe cutting quality is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipe clamping device technical field, specifically be a pipe clamping device for pipe cutting machine. BACKGROUND

[0002] Pipe cutting machine is a kind of machine tool for cutting metal pipe, and pipe clamping device is an important component in pipe cutting machine, for fixing pipe to cut. The design and performance of clamping device directly affect the precision and efficiency of pipe cutting.

[0003] Common pipe clamping device generally adopts positioning hoop to clamp pipe, positioning hoop is moved by cylinder, so that the surface of pipe is extruded by positioning hoop, thereby positioning pipe;

[0004] But because pipe is cylindrical as a whole, pipe will be offset by the action of blade rotation force when cutting, and positioning hoop only positions the outside of pipe, so pipe will rotate with blade, and also move along the inner cavity of positioning device due to rotation, leading to inaccurate pipe cutting and affecting the processing quality of pipe cutting. UTILITY MODEL CONTENT

[0005] (I) technical problem solved

[0006] In view of the deficiencies of prior art, the utility model provides a pipe clamping device for pipe cutting machine to solve the problem that pipe will be offset by the action of blade rotation force, positioning hoop only positions the outside of pipe, pipe will rotate with blade, and also move along the inner cavity of positioning device due to rotation, leading to inaccurate pipe cutting and affecting the processing quality of pipe cutting.

[0007] (II) technical scheme

[0008] To achieve the above object, the utility model provides the following technical scheme: a pipe clamping device for pipe cutting machine, comprising:

[0009] Workbench, the top plate lower surface right side of workbench is installed with first motor, the rotor coaxial installation of first motor has first guide rod, the surface of first guide rod is screwed with mounting plate, the bottom of mounting plate is installed with cutting machine;

[0010] Second motor, set up in the back of first motor, the second motor is installed on the top plate lower surface right side of workbench, the rotor coaxial installation of second motor has second guide rod, the surface of second guide rod is screwed with fixed plate, the bottom of fixed plate is installed with mounting bracket;

[0011] A drive motor is mounted on the lower surface of the top plate of the mounting bracket. The rotor of the drive motor is coaxially mounted with a lead screw. The threads on the upper and lower surfaces of the lead screw are opposite in direction. Adjusting blocks are screwed onto both the upper and lower surfaces of the lead screw. A connecting block is mounted on the left side of each adjusting block. A first clamping plate is mounted on the left side of each connecting block.

[0012] The first cylinder is located on the left side of the adjusting block. The inner end of the first cylinder is provided with a second clamping plate. The upper surface of the bottom plate of the processing table is equipped with a mounting base on the left side. The upper surface of the mounting base is equipped with support plates at the four corners. The inner side of the support plates is equipped with a second cylinder. The inner end of the second cylinder is equipped with a positioning hoop.

[0013] Preferably, each of the adjusting blocks is equipped with a slider on its right side, and each of the mounting brackets has a groove on its right side. The slider is inserted into the groove to limit the adjustment block and enable it to move linearly.

[0014] Preferably, each of the inner ends of the first cylinder is equipped with a pressure dividing plate. The pressure dividing plates are all of the C-shaped design. Both sides and the middle of the pressure dividing plate are connected to the surface of the second clamping plate. The pressure dividing plate can transmit the pressure applied by the first cylinder to the surface of the second clamping plate in three parts, so that the second clamping plate can clamp the pipe more firmly.

[0015] Preferably, each pressure plate has an installation block installed on its right side, and the surface of the connecting block has an installation groove corresponding to the installation block. The installation block is inserted into the installation groove, so that the pressure plate can stably drive the second clamping plate to move up and down.

[0016] Preferably, limit blocks are installed on the upper surfaces of both the mounting plate and the fixing plate, and limit grooves are formed on the upper surface of the processing table. The limit blocks are inserted into the interior of the limit grooves, so that the mounting plate and the fixing plate can move linearly.

[0017] Preferably, the front and back of the processing table are welded with moving rails, and the outer sides of the mounting plate and the fixing plate are equipped with moving blocks. The moving blocks and moving rails can support the mounting plate and the fixing plate, ensuring the stability of the mounting plate and the fixing plate.

[0018] Beneficial effects

[0019] Compared with the prior art, the present invention provides a pipe clamping device for a pipe cutting machine, which has the following advantages:

[0020] The pipe cutting machine is provided with a pipe clamping device, and a driving motor is additionally arranged to drive the screw rod to rotate, so that the adjusting block is lifted and lowered, the screw threads on the upper and lower parts of the screw rod are opposite in direction, so that the adjusting block is moved in opposite directions, the first clamping plate is clamped from the inner ring of the pipe, the second clamping plate is lifted and lowered by starting the first cylinder, the surface of the pipe is extruded from the outside, and the pipe is positioned more firmly in cooperation with the first clamping plate, so that the pipe is prevented from rotating and moving during cutting, the accuracy of pipe cutting is ensured, and the quality of pipe cutting is improved. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a structure schematic view of the utility model;

[0022] Figure 2 It is a structure schematic view of the utility model;

[0023] Figure 3 It is a structure schematic view of the utility model;

[0024] Figure 4 It is a structure schematic view of the utility model;

[0025] Figure 5 It is a structure schematic view of the utility model;

[0026] Figure 6 It is a structure schematic view of the utility model;

[0027] In the drawing: 1, machining table; 101, first motor; 2, first guide rod; 3, mounting plate; 4, cutting machine; 5, second motor; 6, second guide rod; 7, fixed plate; 8, mounting bracket; 9, driving motor; 10, screw rod; 11, adjusting block; 12, connecting block; 13, first clamping plate; 14, first cylinder; 15, second clamping plate; 16, mounting seat; 17, supporting plate; 18, second cylinder; 19, positioning hoop; 20, sliding block; 21, sliding groove; 22, mounting block; 23, mounting groove; 24, pressure distribution plate; 25, limiting block; 26, limiting groove; 27, moving block; 28, moving track. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0029] The utility model provides a technical scheme, a pipe clamp device for pipe cutting machine, please refer to Figure 1 , including processing platform 1, please refer to Figure 3 , the top plate lower surface right side of processing platform 1 is equipped with first motor 101, the rotor coaxial installation of first motor 101 has first guide rod 2, the surface of first guide rod 2 is screwed with mounting plate 3, please refer to Figure 2 , the bottom of mounting plate 3 is equipped with cutting machine 4;

[0030] starting first motor 101 can drive first guide rod 2 rotation, to be able to drive mounting plate 3 to move, further can drive cutting machine 4 to move, to pipe sectional cutting processing;

[0031] please refer to Figure 3 , second motor 5, set up in the back of first motor 101, second motor 5 is installed on the top plate lower surface right side of processing platform 1, the rotor coaxial installation of second motor 5 has second guide rod 6, the surface of second guide rod 6 is screwed with fixed plate 7, and the bottom of fixed plate 7 is equipped with mounting bracket 8;

[0032] please refer to Figure 5 , drive motor 9, set up in the top plate lower surface of mounting bracket 8, the rotor coaxial installation of drive motor 9 has lead screw 10, and the thread direction of the upper portion and the lower portion on the surface of lead screw 10 is opposite, and the upper portion and the lower portion on the surface of lead screw 10 are screwed with adjusting block 11, and the left side of adjusting block 11 is equipped with connecting block 12, please refer to Figure 6 , the left side of connecting block 12 is equipped with first clamping plate 13;

[0033] first cylinder 14, set up in the left side of adjusting block 11, the inner end of first cylinder 14 is equipped with second clamping plate 15, please refer to Figure 1 , the bottom plate upper surface left side of processing platform 1 is equipped with mounting seat 16, please refer to Figure 4 , the upper surface four corners of mounting seat 16 are equipped with support plate 17, and the inner side of support plate 17 is equipped with second cylinder 18, and the inner end of second cylinder 18 is equipped with positioning hoop 19;

[0034] starting second cylinder 18 can drive positioning hoop 19 to the left of pipe positioning processing, and because positioning hoop 19 is positioned to pipe through two points, after the right part of pipe is cut, pipe still can be positioned by positioning hoop 19 positioning processing;

[0035] The starting drive motor 9 can drive the screw rod 10 to rotate, so that the adjusting block 11 can be lifted, the screw rod 10 on the surface of the upper and lower opposite thread direction, so that the adjusting block 11 can be moved in the opposite direction, the first clamping plate 13 can be clamped from the inner ring of the pipe, the first cylinder 14 can drive the second clamping plate 15 to lift, and the surface of the pipe is extruded from the outside, which is matched with the first clamping plate 13, and the pipe can be positioned more firmly, preventing the pipe from rotating and moving when being cut, ensuring the accuracy of the pipe cutting and improving the quality of the pipe cutting.

[0036] The starting second motor 5 can drive the second guide rod 6 to rotate, so that the fixed plate 7 can be moved, and then the mounting bracket 8 can be moved, so that the position of the first clamping plate 13 and the second clamping plate 15 can be adjusted, and the pipe cutting can be clamped again.

[0037] Please refer to Figure 5 The right side of the adjusting block 11 is provided with a sliding block 20, and the right side of the mounting bracket 8 is provided with a sliding groove 21, the sliding block 20 is inserted into the sliding groove 21, and the adjusting block 11 can be limited, so that the adjusting block 11 can move linearly.

[0038] Please refer to Figure 6 The inner end of the first cylinder 14 is provided with a pressure distribution plate 24, the pressure distribution plate 24 is designed as a shape, the two sides and the middle part of the pressure distribution plate 24 are connected with the surface of the second clamping plate 15, and the pressure distribution plate 24 can transmit the pressure applied by the first cylinder 14 to the surface of the second clamping plate 15 in three parts, so that the second clamping plate 15 can clamp the pipe more firmly.

[0039] The right side of the pressure distribution plate 24 is provided with a mounting block 22, and the surface of the connecting block 12 and the corresponding position of the mounting block 22 are provided with a mounting groove 23, the mounting block 22 is inserted into the mounting groove 23, so that the pressure distribution plate 24 can stably drive the second clamping plate 15 to lift.

[0040] Please refer to Figure 3 The upper surface of the mounting plate 3 and the fixed plate 7 is provided with a limiting block 25, please refer to Figure 1 The upper surface of the processing table 1 is provided with a limiting groove 26, the limiting block 25 is inserted into the limiting groove 26, so that the mounting plate 3 and the fixed plate 7 can move linearly.

[0041] The front and back of the processing table 1 are welded with a moving track 28, and the outer side of the mounting plate 3 and the fixed plate 7 is provided with a moving block 27, the moving block 27 and the moving track 28 can support the mounting plate 3 and the fixed plate 7, ensuring the stability of the mounting plate 3 and the fixed plate 7.

[0042] The working procedure of the device is: first, the second cylinder 18 can drive the positioning hoop 19 to position the left part of the pipe, and because the positioning hoop 19 positions the pipe through two points, the right part of the pipe can still be positioned by the positioning hoop 19 after being cut, then the driving motor 9 can drive the screw rod 10 to rotate, thereby driving the adjusting block 11 to ascend and descend, the screw threads on the upper and lower parts of the screw rod 10 are opposite in direction, thereby driving the adjusting block 11 to move in opposite directions, the first clamping plate 13 can be clamped from the inner ring of the pipe, the first cylinder 14 can drive the second clamping plate 15 to ascend and descend, and the surface of the pipe can be extruded from the outside, which, in cooperation with the first clamping plate 13, can more firmly position the pipe to prevent the pipe from rotating and moving when being cut, ensure the accuracy of cutting the pipe, and improve the quality of cutting the pipe, finally, the first motor 101 can drive the first guide rod 2 to rotate, thereby driving the mounting plate 3 to move, and further driving the cutting machine 4 to move to cut the pipe in sections, the second motor 5 can drive the second guide rod 6 to rotate, thereby driving the fixed plate 7 to move, and further driving the mounting frame 8 to move, thereby adjusting the positions of the first clamping plate 13 and the second clamping plate 15, and re-clamping the pipe at the cutting position.

[0043] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one from another entity or action, without necessarily requiring or implying any such actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0044] Although the embodiments of the present application have been shown and described, it is to be understood that for the purpose of the present application, the embodiments change, modify, replace, and vary in many ways without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A pipe clamping device for a pipe cutting machine, characterized in that, include: A processing table (1) is provided. A first motor (101) is installed on the right side of the lower surface of the top plate of the processing table (1). A first guide rod (2) is coaxially installed on the rotor of the first motor (101). An mounting plate (3) is screwed onto the surface of the first guide rod (2). A cutting machine (4) is installed at the bottom of the mounting plate (3). The second motor (5) is located on the back of the first motor (101). The second motor (5) is installed on the right side of the lower surface of the top plate of the processing table (1). The rotor of the second motor (5) is coaxially mounted with a second guide rod (6). A fixing plate (7) is screwed onto the surface of the second guide rod (6). A mounting bracket (8) is installed at the bottom of the fixing plate (7). A drive motor (9) is disposed on the lower surface of the top plate of the mounting bracket (8). A lead screw (10) is coaxially mounted on the rotor of the drive motor (9). The thread directions of the upper and lower parts of the lead screw (10) are opposite. An adjusting block (11) is screwed onto both the upper and lower parts of the lead screw (10). A connecting block (12) is installed on the left side of each adjusting block (11). A first clamping plate (13) is installed on the left side of each connecting block (12). The first cylinder (14) is located on the left side of the adjusting block (11). The inner end of the first cylinder (14) is provided with a second clamping plate (15). The upper surface of the bottom plate of the processing table (1) is provided with a mounting seat (16). The upper surface of the mounting seat (16) is provided with a support plate (17) at each of the four corners. The inner side of the support plate (17) is provided with a second cylinder (18). The inner end of the second cylinder (18) is provided with a positioning hoop (19).

2. The pipe clamping device for a pipe cutting machine according to claim 1, characterized in that: Each of the adjusting blocks (11) has a slider (20) installed on its right side, and each of the mounting brackets (8) has a groove (21) on its right side.

3. The pipe clamping device for a pipe cutting machine according to claim 1, characterized in that: Each of the first cylinders (14) has a pressure plate (24) installed at its inner end. The pressure plates (24) are all of the U-shaped design. Both sides and the middle of the pressure plates (24) are connected to the surface of the second clamping plate (15).

4. The pipe clamping device for a pipe cutting machine according to claim 3, characterized in that: Each pressure plate (24) has an installation block (22) installed on its right side, and each connecting block (12) has an installation groove (23) on its surface corresponding to the installation block (22).

5. The pipe clamping device for a pipe cutting machine according to claim 1, characterized in that: Limiting blocks (25) are installed on the upper surfaces of the mounting plate (3) and the fixing plate (7), and limiting grooves (26) are opened on the upper surface of the processing table (1).

6. The pipe clamping device for a pipe cutting machine according to claim 1, characterized in that: The front and back of the processing table (1) are welded with moving rails (28), and the outer sides of the mounting plate (3) and the fixing plate (7) are each equipped with moving blocks (27).

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