Multi-station synchronous pipe bending machine

Abstract

The utility model discloses a multi-station synchronous pipe bending machine, and relates to pipe machining equipment. Comprising a rotating shaft which is driven by a motor and reciprocates on a frame body; the mold core is detachably and fixedly arranged on the rotating shaft in a sleeving mode, and a lower forming groove matched with a pipe body is formed in the outer circle face of the mold core; the small pressing plate is detachably and fixedly arranged on the mold core and located at the head end of the lower forming groove, and a fixing cavity used for fixing the head end of the pipe body is formed by the small pressing plate and the forming groove; the pressing wheel is hinged to the frame body and provided with a guide groove matched with a pipe body; the large pressing plate is located between the small pressing plate and the pressing wheel, and the large pressing plate and the lower forming groove form an upper forming groove matched with the pipe body. Specifically, one end of the large pressing plate is hinged to the frame body, and the other end of the large pressing plate is detachably and fixedly connected with the frame body. Specifically, the other end of the large pressing plate is fixed with the frame body through a presser. The forming device has the characteristics of exquisite structure, efficient and stable forming and the like.

Description

Technical Field

[0001] The utility model relates to pipe processing equipment, in particular to a multi-station synchronous pipe bending machine. Background Art

[0002] Pipe bending machines can be roughly divided into CNC pipe bending machines, hydraulic pipe bending machines, etc. They are mainly used for laying and repairing pipes in power construction, road and railway construction, boilers, bridges, ships, furniture, decoration, etc. They have the advantages of multiple functions, reasonable structure and simple operation.

[0003] At present, the structure of the pipe bending machine commonly used by processing enterprises includes a large pulley and a rotating arm; the large pulley is hinged on the base and is provided with a forming groove 1; the rotating arm is hinged on the large pulley, and a small pulley is hinged to it at the front end, and the small pulley is provided with a forming groove 2 adapted to the forming groove 1; the head end of the long tube body passes through the forming groove 1 and the forming groove 2, and the tail is limited in the tail seat, and the tube body is bent along the forming groove 1 of the large pulley by the rotation of the rotating arm. This kind of structural equipment is prone to movement when bending the tube, and the forming position accuracy is poor, which requires later cutting and trimming, reducing processing efficiency and increasing production costs. Utility Model Content

[0004] In view of the above problems, the utility model provides a multi-station synchronous pipe bending machine with delicate structure, efficient and stable forming.

[0005] The technical solution of the utility model is:

[0006] Multi-station synchronous pipe bending machine, including:

[0007] The rotating shaft is driven by a motor to reciprocate on the frame;

[0008] The mold core is detachably fixedly sleeved on the rotating shaft, and a lower molding groove matching the tube body is provided on its outer circumferential surface;

[0009] A small pressing plate is detachably fixed on the mold core and is located at the head end of the lower molding groove, and forms a fixing cavity for fixing the head end of the tube body with the molding groove;

[0010] A pressing wheel is hinged on the frame and provided with a guide groove adapted to the tube body;

[0011] The large pressing plate is located between the small pressing plate and the pressing wheel, and together with the lower forming groove forms an upper forming groove adapted to the tube body.

[0012] Specifically, one end of the large pressure plate is hinged to the frame, and the other end is detachably fixedly connected to the frame.

[0013] Specifically, the other end of the large pressing plate is fixed to the frame through a clamp.

[0014] Specifically, the mold core is provided with at least one pair;

[0015] A pair of the mold cores are respectively provided with corresponding large pressing plates; the openings of the pair of large pressing plates are arranged in opposite directions;

[0016] A fixedly connected pressing plate is provided at the bottom of the pressing rod in the pressing device, and the openings of a pair of large pressing plates are pressed and closed by the pressing plate.

[0017] Specifically, the pressing wheel is detachably hinged on the frame.

[0018] Specifically, the pressing wheel and the large pressing plate are respectively arranged on the frame through a pair of lifting bars.

[0019] Specifically, the lifting bar can be adjusted up and down and fixedly arranged on the frame.

[0020] Specifically, a fixedly connected slide plate is provided at the bottom of the lifting strip;

[0021] The frame is provided with a slide groove adapted to the slide plate;

[0022] The lifting strip is fixed to the frame body after being adjusted by a plurality of screws.

[0023] Specifically, the mold core includes:

[0024] A mold base, detachably and fixedly connected to the rotating shaft;

[0025] The mold rail is fixedly arranged on the mold base, and the outer side of the mold rail is provided with the lower molding groove matched with the tube body.

[0026] Specifically, the mold rail is an aluminum mold rail.

[0027] The utility model includes a rotating shaft, a mold core, a small pressing plate, a large pressing plate and a pressing wheel; the rotating shaft is driven to rotate by a motor, and the mold core is provided with a plurality of molds, which are evenly and fixedly arranged on the rotating shaft to realize multi-station synchronous molding work; under the driving force of the mold core rotation, a plurality of long tubes are formed by the lower molding groove and the upper molding groove after passing through the pressing wheel. The utility model has the characteristics of delicate structure, efficient and stable molding, etc. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0029] Figure 2 It is a three-dimensional structural diagram of the connection state between the mold core, the pressure wheel and the large pressure plate;

[0030] Figure 3 This is a three-dimensional structural diagram of the small pressure plate in connection state;

[0031] Figure 4 It is a schematic diagram of the three-dimensional structure of the mold core;

[0032] In the figure, 100 is a frame, 200 is a rotating shaft, 300 is a mold core, 301 is a lower molding groove, 310 is a mold base, 320 is a mold rail, 400 is a small pressure plate, 500 is a pressure wheel, 510 is a guide groove, 600 is a clamp, 700 is a lifting bar, 710 is a slide plate, and 800 is a large pressure plate. DETAILED DESCRIPTION

[0033] The embodiments of the present invention are described in detail below, and examples of the embodiments 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 only used to explain the present invention, and cannot be understood as limiting the present invention.

[0034] In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "vertical", "horizontal", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying 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. In the description of the present invention, unless otherwise specified, "plurality" means two or more.

[0035] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0036] Reference below Figure 1-4 Describe the utility model;

[0037] Multi-station synchronous pipe bending machine, including:

[0038] The rotating shaft 200 is driven by a motor to reciprocate on the frame 100;

[0039] The mold core 300 is detachably fixedly sleeved on the rotating shaft 200, and a lower molding groove 301 adapted to the tube body is provided on its outer circumferential surface; in this case, the mold core 300 is provided with several mold cores on the rotating shaft 200, so as to realize the synchronous molding of multiple tube bodies, which greatly improves the processing efficiency;

[0040] The small pressing plate 400 is detachably fixed on the mold core 300 and is located at the head end of the lower molding groove 301, and forms a fixing cavity for fixing the head end of the tube body with the molding groove 301; the inner side of the small pressing plate 400 of the present case is provided with a plurality of upper anti-slip grooves on the fitting surface of the tube body, and the corresponding molding groove 301 is provided with a plurality of lower anti-slip grooves to improve the reliability of fixing the tube body;

[0041] The pressing wheel 500 is hinged on the frame 100 and is provided with a guide groove 510 adapted to the tube body; the pressing wheel 500 cooperates with the lower forming groove 301 and mainly plays a guiding and preforming role;

[0042] The large pressing plate 800 is located between the small pressing plate 400 and the pressing wheel 500, and forms an upper forming groove matched with the tube body together with the lower forming groove 301.

[0043] It is further defined that one end of the large pressing plate 800 is hinged to the frame 100 , and the other end is detachably fixedly connected to the frame 100 via a clamp 600 ; the clamp is fixedly connected to the frame 100 .

[0044] It is further defined that the mold core 300 is provided with at least one pair;

[0045] A pair of the mold cores 300 are respectively provided with corresponding large pressing plates 800; the openings of the pair of large pressing plates 800 are arranged in opposite directions;

[0046] A fixedly connected pressing plate 610 is provided at the bottom of the pressing rod in the pressing device 600 , and the openings of a pair of large pressing plates 800 are pressed and closed by the pressing plate 610 .

[0047] It is further defined that the pressing wheel 500 is detachably hinged to the frame 100 .

[0048] It is further defined that the pressure wheel 500 is rotatably set on the wheel axle through a bearing, one end of the wheel axle is detachably fixedly connected to the frame 100 through a wheel seat, and the other end is inserted into the slot of the support seat, and the other end of the wheel axle is fixed in the slot through a clamping device on the top of the support seat; the cross-section of the other end of the wheel axle is a polygonal structure.

[0049] For further optimization, the pressing wheel 500 and the large pressing plate 800 are respectively arranged on the frame 100 through a pair of lifting bars 700 .

[0050] The lifting bar 700 is fixedly arranged on the frame 100 in an adjustable manner up and down, and the height positions of the large pressing plate 800 and the pressing wheel 500 are adjusted according to processing requirements.

[0051] A fixedly connected slide plate 710 is provided at the bottom of the lifting bar;

[0052] The frame 100 is provided with a slide groove adapted to the slide plate 710;

[0053] The lifting bar 700 is adjusted and fixed to the frame 100 by a plurality of screws.

[0054] Further optimized, the mold core 300 includes:

[0055] The mold base 310 is detachably fixedly connected to the rotating shaft 200;

[0056] The mold rail 320 is fixedly arranged on the mold base 310, and the outer side of the mold rail 320 is provided with the lower molding groove 301 adapted to the tube body.

[0057] The mold rail 320 is an aluminum mold rail. The hardness of the mold base 310 in this case is higher than that of the mold rail 320. The aluminum mold rail 320 is beneficial to protecting the surface of the tube body and improving the appearance and quality after molding.

[0058] The pipe bending machine in this case is set in a closed heating box. The room temperature is about 180℃ when bending the pipe, which is conducive to the stability and quality of the pipe body. The main steps of using the pipe bending machine include:

[0059] 1. Install several straight tubes into the corresponding mold core 300, and close the small pressing plate 400 and the large pressing plate 800;

[0060] 2. Start the motor and rotate the shaft 200 counterclockwise. Figure 1 The direction is the reference direction of rotation, and the small pressing plate 400 is fixedly locked with the tube body to move the tube body in the rotation direction, and the pressing wheel 500 and the large pressing plate 800 work together to bend the tube body into the pre-examination shape;

[0061] 3. After the tube body is formed, the rotating shaft 200 rotates clockwise to return to its original position.

[0062] Regarding the contents disclosed in this case, there are a few points that need to be explained:

[0063] (1) The drawings of the embodiments disclosed in this case only involve the structures involved in the embodiments disclosed in this case. Other structures can refer to the general design;

[0064] (2) In the absence of conflict, the embodiments and features of the embodiments disclosed in this case may be combined with each other to obtain new embodiments;

[0065] The above are only specific implementation methods disclosed in this case, but the protection scope of the present disclosure is not limited thereto. The protection scope disclosed in this case should be based on the protection scope of the claims.

Claims

1. Multi-station synchronous pipe bending machine, characterized in that: include: The rotating shaft (200) is driven by a motor to reciprocate on the frame (100); A mold core (300) is detachably fixedly sleeved on the rotating shaft (200), and a lower molding groove (301) adapted to the tube body is provided on its outer circumferential surface; A small pressing plate (400) is detachably fixedly arranged on the mold core (300), located at the head end of the lower molding groove (301), and forms a fixing cavity for fixing the head end of the tube body together with the molding groove (301); A pressing wheel (500) is hinged on the frame (100) and is provided with a guide groove (510) adapted to the tube body; The large pressing plate (800) is located between the small pressing plate (400) and the pressing wheel (500), and forms an upper forming groove adapted to the tube body together with the lower forming groove (301).

2. The multi-station synchronous pipe bending machine according to claim 1, characterized in that: One end of the large pressing plate (800) is hinged to the frame body (100), and the other end is detachably fixedly connected to the frame body (100).

3. The multi-station synchronous pipe bending machine according to claim 2, characterized in that: The other end of the large pressing plate (800) is fixed to the frame (100) via a pressing device (600).

4. The multi-station synchronous pipe bending machine according to claim 3, characterized in that: The mold core (300) is provided with at least one pair; A pair of the mold cores (300) are respectively provided with corresponding large pressing plates (800); the openings of the pair of large pressing plates (800) are arranged in opposite directions; A fixedly connected pressing plate (610) is provided at the bottom of the pressing rod in the pressing device (600), and the openings of a pair of large pressing plates (800) are pressed and closed by the pressing plate (610).

5. The multi-station synchronous pipe bending machine according to claim 1, characterized in that: The pressing wheel (500) is detachably hinged on the frame (100).

6. The multi-station synchronous pipe bending machine according to claim 1, characterized in that: The pressing wheel (500) and the large pressing plate (800) are respectively arranged on the frame (100) via a pair of lifting bars (700).

7. The multi-station synchronous pipe bending machine according to claim 6, characterized in that: The lifting bar (700) is adjustable up and down and fixedly arranged on the frame (100).

8. The multi-station synchronous pipe bending machine according to claim 7, characterized in that: A sliding plate (710) is fixedly connected to the bottom of the lifting strip; The frame (100) is provided with a slide groove adapted to the slide plate (710); The lifting bar (700) is fixed to the frame (100) after adjustment by means of a plurality of screws.

9. The multi-station synchronous pipe bending machine according to claim 1, characterized in that: The mold core (300) comprises: A mold base (310) is detachably fixedly connected to the rotating shaft (200); The mold rail (320) is fixedly arranged on the mold base (310), and the outer side of the mold rail is provided with the lower molding groove (301) adapted to the tube body.

10. The multi-station synchronous pipe bending machine according to claim 9, characterized in that: The mold rail (320) is an aluminum mold rail.

Images