Pipe chamfering machine

Abstract

The pipe chamfering machine comprises a machine shell, a base, an L-shaped installation plate, a vertical moving assembly, a chamfering assembly, a horizontal moving assembly and a clamping assembly, an opening is formed in one side of the bottom of the machine shell, the base is installed at the bottom of the machine shell and penetrates through the opening to extend out of the machine shell, and the L-shaped installation plate is installed at the top of the machine shell. The vertical moving assembly is slidably connected to the side face of a vertical plate of the L-shaped mounting plate, the chamfering assembly is arranged in the machine shell and installed at the bottom of the vertical moving assembly, the horizontal moving assembly is installed on the base, one end of the horizontal moving assembly is arranged outside the machine shell, and the clamping assembly is installed on the horizontal moving assembly. A pipe to be chamfered is clamped and fixed to the chamfering machine through the clamping assembly, the pipe to be chamfered is moved to the position under the chamfering assembly through the horizontal moving assembly, the chamfering assembly exactly falls on the pipe to be chamfered through the vertical moving assembly, and therefore automatic operation of chamfering machining is achieved.

Description

Technical Field

[0001] The utility model relates to the field of quick-connect pipe fitting production equipment, in particular to a pipe chamfering machine. Background Art

[0002] The Quick-Easy Connect fitting, also known as the QE memory ring, leverages the thermal memory properties of PE-Xa pipe and utilizes a special expansion tool to rapidly expand the pipe diameter and complete the connection. The pipe and the QE ring's powerful contraction force then lock the fitting in place, creating a leak-proof connection within seconds. The processing of QE memory rings often requires chamfering the PE-Xa pipe to remove machining-induced burrs, making pipe chamfering machines particularly important in the QE memory ring process.

[0003] Existing pipe chamfering machines do not work continuously, and manual feeding and discharging are required during the process. Moreover, one set of equipment can only meet the production of quick-connect pipe fittings of one size. Utility Model Content

[0004] The purpose of the utility model is to provide a pipe chamfering machine that can solve the above problems.

[0005] To achieve the above-mentioned purpose, the present invention provides a pipe chamfering machine, comprising:

[0006] A casing, wherein an opening is formed on one side of the bottom of the casing;

[0007] A base, the base being mounted on the bottom of the housing and extending through the opening to the outside of the housing, with a guide hole being provided on a supporting surface of the base;

[0008] An L-shaped mounting plate, the L-shaped mounting plate being mounted on the top of the housing;

[0009] A vertical moving assembly, the vertical moving assembly being slidably connected to a side surface of the vertical plate of the L-shaped mounting plate;

[0010] A chamfering assembly is disposed in the housing and mounted on the bottom of the vertical moving assembly;

[0011] a horizontal moving assembly, wherein the horizontal moving assembly is mounted on the base and one end of the horizontal moving assembly is disposed outside the housing;

[0012] A clamping assembly, wherein the clamping assembly is mounted on the horizontal moving assembly;

[0013] The vertical movement assembly includes two first guide rails symmetrically mounted on the L-shaped mounting plate, a cylinder is mounted on the top of the housing, a piston rod of the cylinder passes through the housing and is connected to a vertically arranged first sliding plate, four first sliding grooves are symmetrically mounted on one side of the first sliding plate in front, back, left and right directions, two first sliding grooves symmetrically mounted on the left and right directions are slidably connected to the first guide rails, a first mounting block is mounted on the other side of the first sliding plate, and the bottom of the first mounting block is connected to the chamfering assembly;

[0014] The horizontal movement component includes an electric guide rail installed at the bottom of the base support surface, a guide block is installed on the electric guide rail, and the guide block is driven to move in the guide hole, a second sliding plate is arranged above the base, and the bottom of the second sliding plate is fixedly connected to the top of the guide block, and the top surface of the base support surface is symmetrically installed with second guide rails on both sides of the guide hole, and one end of the second guide rail is set outside the casing, and four second slide grooves are symmetrically installed on the front, back, left and right sides of the bottom of the second sliding plate, and the two second slide grooves symmetrically connected to the second guide rail are slidably connected, and a clamping assembly for clamping pipes is installed on the top of the second sliding plate.

[0015] Optionally, the chamfering assembly includes a motor mounted on the bottom of the first mounting block, and a rotating shaft of the motor is connected to the chamfering knife.

[0016] Optionally, a first distance sensor is provided on a side of the first mounting block away from the first sliding plate.

[0017] Optionally, two ends of the two second guide rails are provided with limiting plates, anti-collision parts are provided on the limiting plates, and a second distance sensor is provided on the limiting plates located inside the housing.

[0018] Optionally, the clamping assembly includes a first semicircular clamping piece installed on one end of the top surface of the second sliding plate, and a three-axis cylinder is installed on the other end of the top surface of the second sliding plate, and the piston of the three-axis cylinder is connected to the second semicircular clamping piece.

[0019] Optionally, the first semicircular clamp is detachably mounted on the second sliding plate via a second mounting block having a semicircular groove, and the second semicircular clamp is detachably mounted on the piston of the three-axis cylinder via an L-shaped mounting block having a semicircular groove.

[0020] Optionally, the first semicircular clamping member and the second semicircular clamping member are both semicircular blocks with arc-shaped grooves of the same curvature.

[0021] The three-axis cylinder, electric guide rail, cylinder, motor and output end of the external control device are electrically connected, and the first distance sensor and the second distance sensor are electrically connected to the input end of the external control device.

[0022] Compared with the prior art, the beneficial effects of the present invention are:

[0023] (1) The utility model provides a clamping assembly, wherein the first semicircular clamping member of the clamping assembly is detachably mounted on the second sliding plate via a second mounting block having a semicircular groove, and the second semicircular clamping member is detachably mounted on the piston of the three-axis cylinder via an L-shaped mounting block having a semicircular groove, so that the first semicircular clamping member and the second semicircular clamping member of different curvatures can be replaced according to the radius of the pipe to be chamfered, thereby meeting the production of quick-connect pipe fittings of different sizes.

[0024] (2) The utility model is provided with a vertical moving component, a chamfering component, and a horizontal moving component. The second semicircular clamping member is pushed by a three-axis cylinder so that the pipe to be chamfered is clamped between the first semicircular clamping member and the second semicircular clamping member, thereby fixing the pipe to be chamfered on the chamfering machine. The electric guide rail of the horizontal moving component is controlled by an external control device to drive the second sliding plate to move on the base. At the same time, the relative position of the pipe on the clamping component on the base is detected by the second distance sensor and its signal is fed back to the external control device, so that the pipe to be chamfered is moved to the bottom of the chamfering knife of the chamfering component. The height of the chamfering component is adjusted by the cylinder of the vertical moving component through the external control device. At the same time, the vertical height of the chamfering knife is detected by the first distance sensor and its signal is fed back to the external control device, so that the chamfering knife falls exactly on the pipe to be chamfered. Finally, by starting the motor, the chamfering knife chamfers the pipe, thereby realizing the automated operation of the chamfering process. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the embodiments or descriptions of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative labor.

[0026] Figure 1 This is a schematic diagram of the overall structure of a chamfering machine according to an embodiment of the present utility model.

[0027] Figure 2 This is a schematic diagram of the internal structure of a chamfering machine according to an embodiment of the present utility model.

[0028] Figure 3 This is an exploded view of a chamfering machine according to an embodiment of the present invention.

[0029] Figure 4 This is a top view of the clamping assembly according to an embodiment of the present invention.

[0030] In the figure: casing 1, base 2, L-shaped mounting plate 3, vertical moving component 4, first guide rail 401, cylinder 402, first sliding plate 403, first slide groove 404, first mounting block 405, chamfering component 5, motor 501, chamfering knife 502, horizontal moving component 6, electric guide rail 601, guide block 602, second sliding plate 603, second guide rail 604, second slide groove 605, clamping component 7, first semicircular clamping member 701, three-axis cylinder 702, second semicircular clamping member 703, second mounting block 704, L-shaped mounting block 705, opening 8, guide hole 9, first distance sensor 10, limit plate 11, anti-collision member 12, second distance sensor 13. DETAILED DESCRIPTION

[0031] The following describes in detail embodiments of the present invention, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the embodiments of the present invention, and should not be construed as limiting the present invention.

[0032] In the description of the embodiments of the present invention, it should be understood that if there are directional indications in the embodiments of the present invention, such as the orientation or position relationship of up, down, left, right, front, back, inside, and outside, which are based on the orientation or position relationship shown in the accompanying drawings, it is only for the convenience of describing the embodiments of the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0033] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be understood to indicate or imply relative importance or implicitly specify the number of the technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of the embodiments of the present invention, "plurality" means two or more, unless otherwise specifically defined.

[0034] In the embodiments of the present invention, unless otherwise expressly specified or limited, terms such as "installed," "connected," "connected," and "fixed" should be understood broadly. For example, they may refer to fixed connections, removable connections, or integration. They may refer to mechanical connections or electrical connections. They may refer to direct connections or indirect connections through an intermediary. They may refer to internal communication between two components or interaction between two components. Those skilled in the art will understand the specific meanings of these terms in the embodiments of the present invention based on the specific circumstances.

[0035] like Figures 1 to 4As shown, this embodiment provides a pipe chamfering machine, including a casing 1, a base 2, an L-shaped mounting plate 3, a vertical moving component 4, a chamfering component 5, a horizontal moving component 6, and a clamping component 7. An opening 8 is provided on one side of the bottom of the casing 1, the base 2 is mounted on the bottom of the casing 1, and extends through the opening 8 to the outside of the casing 1, a guide hole 9 is provided on the supporting surface of the base 2, the L-shaped mounting plate 3 is mounted on the top of the casing 1, the vertical moving component 4 is slidably connected to the vertical plate side of the L-shaped mounting plate 3, the chamfering component 5 is arranged in the casing 1, and the chamfering component 5 is mounted on the bottom of the vertical moving component 4, the horizontal moving component 6 is mounted on the base 2, and one end of the horizontal moving component is arranged on the outside of the casing 1, and the clamping component 7 is mounted on the horizontal moving component 6, wherein the vertical moving component 4 includes two first guide rails 401 symmetrically mounted on the L-shaped mounting plate 3, a cylinder 402 is mounted on the top of the casing 1, and the piston rod of the cylinder 402 passes through the casing 1 and is connected to the vertically arranged first sliding plate 403, and one side of the first sliding plate 403 is divided into Four first slide grooves 404 are symmetrically installed on the front, back, left and right sides, and two first slide grooves 404 are symmetrically connected to the first guide rail 401 in a sliding manner. A first mounting block 405 is installed on the other side of the first sliding plate 403, and the bottom of the first mounting block 405 is connected to the chamfering assembly 5. The horizontal movement assembly 6 includes an electric guide rail 601 installed on the bottom of the supporting surface of the base 2, and a guide block 602 is installed on the electric guide rail 601, and the guide block 602 is driven to move in the guide hole 9. A second sliding plate 603 is provided above the base 2, and the bottom of the second sliding plate 603 is fixedly connected to the top of the guide block 602. The top surface of the supporting surface of the base 2 is symmetrically installed with second guide rails 604 on both sides of the guide hole 9, and one end of the second guide rail 604 is set on the outside of the casing 1. Four second slide grooves 605 are symmetrically installed on the front, back, left and right sides of the bottom of the second sliding plate 603, and the two second slide grooves 605 are symmetrically connected to the second guide rail 604 in a sliding manner. A clamping assembly 7 for clamping the pipe is installed on the top of the second sliding plate 603.

[0036] In this embodiment, the chamfering assembly 5 includes a motor 501 installed at the bottom of the first mounting block 405 , and a rotating shaft of the motor 501 is connected to the chamfering knife 502 .

[0037] In this embodiment, a first distance sensor 10 is provided on a side of the first mounting block 405 away from the first sliding plate 403 . The first distance sensor 10 detects the vertical height of the chamfering knife 502 and feeds back its signal to an external control device.

[0038] In this embodiment, a limit plate 11 is provided at both ends of the two second guide rails 604, and an anti-collision part 12 is provided on the limit plate 11. A second distance sensor 13 is provided on the limit plate 11 located inside the casing 1. The second distance sensor 13 detects the relative position of the pipe on the clamping assembly 7 on the base 2 and feeds its signal back to the external control device.

[0039] In this embodiment, the clamping assembly 7 includes a first semicircular clamping member 701 installed at one end of the top surface of the second sliding plate 603, and a three-axis cylinder 702 is installed at the other end of the top surface of the second sliding plate 603, and the piston of the three-axis cylinder 702 is connected to the second semicircular clamping member 703.

[0040] In this embodiment, the first semicircular clamping member 701 is detachably mounted on the second sliding plate 603 via a second mounting block 704 having a semicircular groove, and the second semicircular clamping member 703 is detachably mounted on the piston of the three-axis cylinder 702 via an L-shaped mounting block 705 having a semicircular groove. The first semicircular clamping member 701 and the second semicircular clamping member 703 are both semicircular blocks having arc grooves with the same curvature, so that the first semicircular clamping member 701 and the second semicircular clamping member 703 with different curvatures can be replaced according to the radius of the pipe to be chamfered, thereby meeting the production of quick-connect pipe fittings of different sizes.

[0041] In this embodiment, the three-axis cylinder 702, the electric guide rail 601, the cylinder 402, and the motor 501 are electrically connected to the output end of the external control device, and the first distance sensor 10 and the second distance sensor 13 are electrically connected to the input end of the external control device.

[0042] The working principle of the present invention is as follows: the pipes used in the production of quick and easy connection pipe fittings are chamfered before forming. Before chamfering, the first semicircular clamping piece 701 and the second semicircular clamping piece 703 with suitable curvature are replaced according to the radius of the pipe to be chamfered, and they are respectively installed on the top surface of the second sliding plate 603 and the piston of the three-axis cylinder 702. Then, the pipe to be chamfered is placed between the first semicircular clamping piece 701 and the second semicircular clamping piece 703. The three-axis cylinder 702 is controlled by an external control device to move the second semicircular clamping piece 703 to clamp the pipe on the top of the second sliding plate 603. The electric guide rail 601 is controlled to drive the first guide block 602 to slide in the guide hole 9. The second sliding plate 60 3, the second slide groove 605 at the bottom slides on the second guide rail 604, and at the same time, the second distance sensor 13 detects the relative position of the pipe on the clamping assembly 7 on the base 2 and feeds back its signal to the external control device, so that the pipe to be chamfered moves to just below the chamfering knife 502 of the chamfering assembly 5, and the cylinder 402 is controlled to drive the first sliding plate 403 to move up and down, and the first slide groove 404 at the bottom of the first sliding plate 403 slides on the first guide rail 401, and at the same time, the vertical height of the chamfering knife 502 is detected by the first distance sensor 10 and its signal is fed back to the external control device, so that the chamfering knife 502 falls exactly on the pipe to be chamfered, and finally the motor 501 is controlled to drive the chamfering knife 502 to chamfer the pipe.

[0043] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A pipe chamfering machine, characterized in that: include: A housing (1), wherein an opening (8) is provided on one side of the bottom of the housing (1); A base (2), the base (2) being mounted on the bottom of the housing (1) and extending through the opening (8) to the outside of the housing (1), and a guide hole (9) being provided on the supporting surface of the base (2); An L-shaped mounting plate (3), wherein the L-shaped mounting plate (3) is mounted on the top of the housing (1); A vertical moving assembly (4), wherein the vertical moving assembly (4) is slidably connected to the vertical plate side of the L-shaped mounting plate (3); A chamfering assembly (5), wherein the chamfering assembly (5) is arranged in the housing (1), and the chamfering assembly (5) is installed at the bottom of the vertical moving assembly (4); A horizontal moving assembly (6), wherein the horizontal moving assembly (6) is mounted on the base (2) and one end of the horizontal moving assembly (6) is arranged outside the housing (1); A clamping assembly (7), wherein the clamping assembly (7) is mounted on the horizontal moving assembly (6); The vertical moving assembly (4) comprises two first guide rails (401) symmetrically mounted on the L-shaped mounting plate (3); a cylinder (402) is mounted on the top of the housing (1); a piston rod of the cylinder (402) passes through the housing (1) and is connected to a vertically arranged first sliding plate (403); four first sliding grooves (404) are symmetrically mounted on one side of the first sliding plate (403) in front, back, left and right directions; two first sliding grooves (404) symmetrically mounted on the left and right directions are slidably connected to the first guide rail (401); a first mounting block (405) is mounted on the other side of the first sliding plate (403); and the bottom of the first mounting block (405) is connected to the chamfering assembly (5); The horizontal moving assembly (6) includes an electric guide rail (601) installed at the bottom of the supporting surface of the base (2), a guide block (602) is installed on the electric guide rail (601), and the guide block (602) is driven to move in the guide hole (9), a second sliding plate (603) is arranged above the base (2), and the bottom of the second sliding plate (603) is fixedly connected to the top of the guide block (602), the top surface of the supporting surface of the base (2) is symmetrically installed with second guide rails (604) on both sides of the guide hole (9), and one end of the second guide rail (604) is arranged outside the casing (1), four second sliding grooves (605) are symmetrically installed on the bottom of the second sliding plate (603) in front, back, left and right directions, respectively, and two second sliding grooves (605) symmetrically on the left and right are slidably connected to the second guide rail (604), and a clamping assembly (7) for clamping pipes is installed on the top of the second sliding plate (603).

2. A pipe chamfering machine according to claim 1, characterized in that: The chamfering assembly (5) comprises a motor (501) mounted at the bottom of the first mounting block (405), a rotating shaft of the motor (501) being connected to a chamfering cutter (502), and the motor (501) being electrically connected to an output end of an external control device.

3. The pipe chamfering machine according to claim 1, characterized in that: A first distance sensor (10) is provided on a side of the first mounting block (405) away from the first sliding plate (403), and the first distance sensor (10) is electrically connected to an input end of an external control device.

4. The pipe chamfering machine according to claim 1, characterized in that: Limiting plates (11) are provided at both ends of the two second guide rails (604), and anti-collision parts (12) are provided on the limiting plates (11). A second distance sensor (13) is provided on the limiting plates (11) inside the housing (1), and the second distance sensor (13) is electrically connected to the input end of the external control device.

5. The pipe chamfering machine according to claim 1, characterized in that: The clamping assembly (7) includes a first semicircular clamping member (701) installed at one end of the top surface of the second sliding plate (603), a three-axis cylinder (702) is installed at the other end of the top surface of the second sliding plate (603), the piston of the three-axis cylinder (702) is connected to the second semicircular clamping member (703), and the three-axis cylinder (702) is electrically connected to the output end of the external control device.

6. The pipe chamfering machine according to claim 5, characterized in that: The first semicircular clamping member (701) is detachably mounted on the second sliding plate (603) via a second mounting block (704) having a semicircular groove, and the second semicircular clamping member (703) is detachably mounted on the piston of the three-axis cylinder (702) via an L-shaped mounting block (705) having a semicircular groove.

7. The pipe chamfering machine according to claim 5, characterized in that: The first semicircular clamping piece (701) and the second semicircular clamping piece (703) are both semicircular blocks with arc-shaped grooves of the same curvature.

8. The pipe chamfering machine according to claim 1, characterized in that: The electric guide rail (601) and the cylinder (402) are electrically connected to the output end of the external control device.

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