Elbow forming core rod device for automobile engine

Abstract

The elbow forming core rod device for the automobile engine comprises a base, a first installation groove is formed in one side of the top of the base, a lead screw is rotatably installed in the first installation groove through a bearing, and one end of the lead screw penetrates through the base and extends to the outside. According to the elbow forming core rod device for the automobile engine, one end of the core rod is clamped through the three-jaw chuck, the three-jaw chuck is effectively driven to rotate through work of the second motor, the three-jaw chuck rotates to drive the core rod to rotate, and when the core rod enters the heating spiral to be heated, the core rod rotates, so that the core rod is evenly heated; a first motor works to drive a lead screw to rotate, the lead screw rotates to enable a moving seat to slide in the length direction of a first mounting groove, then a core rod is driven to move, the position of the core rod is conveniently heated according to the actual machining requirement, and after heating is completed, the core rod can be conveniently moved; and the screw rod rotates to drive the core rod to move between the fixed wheel and the roller.

Description

Technical Field

[0001] The utility model relates to the field of elbow forming, in particular to an elbow forming mandrel device for automobile engines. Background Art

[0002] An engine is a machine that can convert other forms of energy into mechanical energy, including internal combustion engines (reciprocating piston engines), external combustion engines (Stirling engines, steam engines, etc.), jet engines, electric motors, etc. For example, internal combustion engines usually convert chemical energy into mechanical energy. The engine is applicable to power generating devices, and can also refer to the entire machine including the power device (such as gasoline engines, aircraft engines). The elbow is an important component of the engine, and a molding device is required in the production process of the elbow.

[0003] However, the elbow forming device currently available on the market has a poor heating effect on the mandrel during use, and the mandrel is mostly unable to rotate during heating, which causes the mandrel to be easily heated locally, thereby reducing the quality of the bending.

[0004] Therefore, it is necessary to provide an elbow forming mandrel device for automobile engines to solve the above-mentioned technical problems. Utility Model Content

[0005] The utility model provides an elbow forming mandrel device for automobile engines, which solves the problem that the heating effect of the mandrel of the elbow forming device in the existing market is poor during use, and the mandrel is mostly unable to rotate when heated, which leads to the mandrel being easily locally heated and reduces the quality of bending.

[0006] The utility model provides an elbow forming core rod device for an automobile engine, comprising: a base, a first mounting groove is opened on one side of the top of the base, a screw rod is rotatably installed inside the first mounting groove through a bearing, one end of the screw rod penetrates the base and extends to the outside, a first motor fixedly installed with the base is connected to a keyway at one end of the screw rod, a moving seat is meshedly connected to the outside of the screw rod, the moving seat is slidably installed with the base along the length direction of the first mounting groove, a second motor is fixedly installed on one side of the outside of the moving seat, one end of the second motor penetrates the moving seat and a three-jaw chuck is connected to the keyway.

[0007] Preferably, a second mounting groove is provided at the top of the base and at one end of the first mounting groove, and a heating spiral is fixedly installed at the top of the base and above the second mounting groove.

[0008] Preferably, a fixing plate is fixedly mounted on the top of the base and at one end of the second mounting groove, and a fixing wheel is fixedly mounted on one side of the top of the fixing plate.

[0009] Preferably, a rotating plate is rotatably mounted on the bottom of the fixed plate, and the rotating plate is rotatably mounted to the base.

[0010] Preferably, the bottom keyway of the rotating plate is connected to a third motor, and the third motor is fixedly installed inside the base.

[0011] Preferably, a hydraulic cylinder is fixedly mounted on one side of the top of the rotating plate, a mounting frame is fixedly mounted on one end of the hydraulic cylinder, and a roller is rotatably mounted inside the mounting frame via a bearing.

[0012] Compared with the related art, the elbow forming mandrel device for automobile engine provided by the utility model has the following beneficial effects:

[0013] One end of the mandrel is clamped and fixed by a three-jaw chuck, and the operation of the second motor effectively drives the three-jaw chuck to rotate, and the rotation of the three-jaw chuck drives the mandrel to rotate. When the mandrel enters the interior of the heating spiral for heating, the mandrel rotates, so that the mandrel is heated evenly, thereby improving the heating stability. The operation of the first motor drives the lead screw to rotate, and the rotation of the lead screw causes the movable seat to slide along the length direction of the first mounting groove, thereby driving the mandrel to move, so as to facilitate the heating of the mandrel according to actual processing requirements. After heating, the mandrel is driven to move between the fixed wheel and the roller by the rotation of the lead screw, which has a stable feeding function and improves practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 A schematic structural diagram of a preferred embodiment of an elbow forming mandrel device for an automobile engine provided by the utility model;

[0015] Figure 2 for Figure 1 The schematic diagram of the roller installation structure shown;

[0016] Figure 3 for Figure 1 Schematic diagram of the third motor installation structure is shown.

[0017] In the figure: 1. base; 2. first mounting groove; 3. screw rod; 4. first motor; 5. moving seat; 6. second motor; 7. three-jaw chuck; 8. second mounting groove; 9. heating spiral; 10. fixed plate; 11. fixed wheel; 12. rotating plate; 13. third motor; 14. hydraulic cylinder; 15. mounting frame; 16. roller. DETAILED DESCRIPTION

[0018] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0019] Please refer to Figure 1 , Figure 2 and Figure 3 ,in Figure 1 A schematic structural diagram of a preferred embodiment of an elbow forming mandrel device for an automobile engine provided by the utility model; Figure 2 for Figure 1 The schematic diagram of the roller installation structure shown; Figure 3 for Figure 1 The third motor installation structure schematic diagram shown is a kind of elbow forming mandrel device for automobile engine, comprising: a base 1, a first installation groove 2 is opened on one side of the top of the base 1, a screw rod 3 is rotatably installed inside the first installation groove 2 through a bearing, one end of the screw rod 3 penetrates the base 1 and extends to the outside, one end of the screw rod 3 is connected to a first motor 4 fixedly installed with the base 1 through a keyway, the outside of the screw rod 3 is meshed and connected with a moving seat 5, the moving seat 5 is slidably installed with the base 1 along the length direction of the first installation groove 2, a second motor 6 is fixedly installed on one side of the outside of the moving seat 5, one end of the second motor 6 penetrates the moving seat 5 and is connected to a three-jaw chuck 7 through the keyway, The end is clamped and fixed by the three-jaw chuck 7, and the operation of the second motor 6 effectively drives the three-jaw chuck 7 to rotate. The rotation of the three-jaw chuck 7 drives the core rod to rotate. When the core rod enters the interior of the heating spiral 9 for heating, the core rod rotates, so that the core rod is evenly heated, which improves the stability of heating. The operation of the first motor 4 drives the screw rod 3 to rotate. The rotation of the screw rod 3 causes the movable seat 5 to slide along the length direction of the first mounting groove 2, thereby driving the core rod to move, so as to facilitate the heating of the core rod according to actual processing requirements. After heating, the rotation of the screw rod 3 drives the core rod to move between the fixed wheel 11 and the roller 16, which has a stable feeding function and improves practicality.

[0020] A second mounting groove 8 is provided at the top of the base 1 and at one end of the first mounting groove 2. A heating spiral 9 is fixedly installed at the top of the base 1 and above the second mounting groove 8. The core rod enters the interior of the heating spiral 9, the heating spiral 9 is energized, and the core rod is quickly heated by the heating spiral 9.

[0021] A fixed plate 10 is fixedly installed on the top of the base 1 and at one end of the second mounting groove 8, a fixed wheel 11 is fixedly installed on one side of the top of the fixed plate 10, a rotating plate 12 is rotatably installed on the bottom of the fixed plate 10, the rotating plate 12 and the base 1 are rotatably installed, the bottom keyway of the rotating plate 12 is connected with a third motor 13, the third motor 13 is fixedly installed inside the base 1, a hydraulic cylinder 14 is fixedly installed on one side of the top of the rotating plate 12, a mounting frame 15 is fixedly installed on one end of the hydraulic cylinder 14, a roller 16 is rotatably installed inside the mounting frame 15 through a bearing, the mandrel band bending part moves between the fixed wheel 11 and the roller 16, the hydraulic cylinder 14 drives the mounting frame 15 to move when it works, the mounting frame 15 drives the roller 16 to move, the roller 16 contacts the mandrel, the third motor 13 drives the rotating plate 12 to rotate when it works, the rotating plate 12 drives the upper parts to rotate, thereby bending the mandrel, the structure is simple, and the mandrel bending and forming is convenient.

[0022] The working principle of the elbow forming mandrel device for automobile engines provided by the utility model is as follows:

[0023] The first step: clamp one end of the mandrel with the three-jaw chuck 7, and effectively drive the three-jaw chuck 7 to rotate through the operation of the second motor 6. The rotation of the three-jaw chuck 7 drives the mandrel to rotate. When the mandrel enters the interior of the heating spiral 9 for heating, the mandrel rotates, so that the mandrel is evenly heated, which improves the stability of heating. The operation of the first motor 4 drives the screw rod 3 to rotate. The rotation of the screw rod 3 causes the movable seat 5 to slide along the length direction of the first mounting groove 2, thereby driving the mandrel to move, so as to facilitate the heating of the mandrel according to actual processing requirements. After heating, the mandrel is driven to move between the fixed wheel 11 and the roller 16 by the rotation of the screw rod 3, which has a stable feeding function and improves practicality.

[0024] Step 2: The mandrel with the bending part is moved to between the fixed wheel 11 and the roller 16, the hydraulic cylinder 14 works to drive the mounting frame 15 to move, the mounting frame 15 drives the roller 16 to move, the roller 16 contacts the mandrel, the third motor 13 works to drive the rotating plate 12 to rotate, the rotating plate 12 drives the upper parts to rotate, thereby bending the mandrel. The structure is simple and convenient for the mandrel to bend and form.

[0025] Compared with the related art, the elbow forming mandrel device for automobile engine provided by the utility model has the following beneficial effects:

[0026] One end of the mandrel is clamped and fixed by the three-jaw chuck 7, and the three-jaw chuck 7 is effectively driven to rotate by the operation of the second motor 6. The rotation of the three-jaw chuck 7 drives the mandrel to rotate. When the mandrel enters the interior of the heating spiral 9 for heating, the mandrel rotates, so that the mandrel is heated evenly, which improves the heating stability. The first motor 4 drives the screw rod 3 to rotate, and the rotation of the screw rod 3 causes the movable seat 5 to slide along the length direction of the first mounting groove 2, thereby driving the mandrel to move, so as to facilitate the heating of the mandrel according to actual processing requirements. After heating, the mandrel is driven to move between the fixed wheel 11 and the roller 16 by the rotation of the screw rod 3, which has a stable feeding function and improves practicality.

[0027] The above are only embodiments of the present invention, and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. An elbow forming mandrel device for automobile engines, comprising: A base (1), characterized in that: a first mounting groove (2) is provided on one side of the top of the base (1); a screw rod (3) is rotatably mounted inside the first mounting groove (2) through a bearing; one end of the screw rod (3) passes through the base (1) and extends to the outside; a first motor (4) fixedly mounted on the base (1) is connected to a keyway at one end of the screw rod (3); a movable seat (5) is meshedly connected to the outside of the screw rod (3); the movable seat (5) is slidably mounted on the base (1) along the length direction of the first mounting groove (2); a second motor (6) is fixedly mounted on one side of the outside of the movable seat (5); one end of the second motor (6) passes through the movable seat (5) and is connected to a three-jaw chuck (7) through a keyway.

2. The elbow forming mandrel device for automobile engine according to claim 1, characterized in that: A second installation groove (8) is provided at the top of the base (1) and located at one end of the first installation groove (2), and a heating spiral (9) is fixedly installed at the top of the base (1) and located above the second installation groove (8).

3. The elbow forming mandrel device for automobile engine according to claim 2, characterized in that: A fixing plate (10) is fixedly mounted on the top of the base (1) and at one end of the second mounting groove (8), and a fixing wheel (11) is fixedly mounted on one side of the top of the fixing plate (10).

4. The elbow forming mandrel device for automobile engine according to claim 3, characterized in that: A rotating plate (12) is rotatably mounted on the bottom of the fixed plate (10), and the rotating plate (12) is rotatably mounted on the base (1).

5. The elbow forming mandrel device for automobile engine according to claim 4, characterized in that: The keyway at the bottom of the rotating plate (12) is connected to a third motor (13), and the third motor (13) is fixedly mounted inside the base (1).

6. The elbow forming mandrel device for automobile engine according to claim 5, characterized in that: A hydraulic cylinder (14) is fixedly mounted on one side of the top of the rotating plate (12), a mounting frame (15) is fixedly mounted on one end of the hydraulic cylinder (14), and a roller (16) is rotatably mounted inside the mounting frame (15) via a bearing.

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