Cylindrical oil tank welding seam grinding machine

Abstract

The utility model relates to a cylindrical oil tank welding seam grinding machine which comprises a connecting unit, a sliding rail unit, a power unit, a grinding unit, an upper supporting frame unit, a lower supporting frame unit, a supporting plate lifting unit, a workpiece lifting unit and an electric control unit. The power unit is installed on one side of the sliding rail unit, and the sliding rail unit is erected on the upper supporting frame unit. The supporting plate lifting unit and the workpiece lifting unit are installed on the lower supporting unit, the upper supporting frame unit and the lower supporting frame unit are connected, and the electric control unit is connected with the power unit and the polishing unit. Compared with the prior art, the polishing unit moves on the sliding rail unit, the supporting plate lifting unit and the workpiece lifting unit drive a workpiece to be polished to move, the action is flexible, and the oil tank polishing device is suitable for oil tanks of different sizes; and the grinding unit adopts a detachable coarse grinding wheel and a fine grinding wheel, so that the grinding efficiency is high, and the labor intensity of operators is reduced.

Description

Technical Field

[0001] The utility model relates to grinding equipment, in particular to a cylindrical oil tank weld grinding machine. Background Art

[0002] The welds of the cylindrical fuel tank of an automobile need to be polished. The commonly used method is to use a small manual sanding machine for polishing, which has high labor intensity and low production efficiency.

[0003] After searching, the authorization announcement number CN217966423U discloses an oil pump casing polishing device, which specifically discloses: the inner cavity side wall of the casing is fixedly connected to a recovery bin by bolts, the top of the recovery bin is fixedly connected to a pump machine by screws, the side wall of the recovery bin is fixedly connected to an auxiliary frame by bolts, the side wall of the auxiliary frame is fixedly connected to the polishing driver by bolts, the output end of the polishing driver is plugged with a lifting rod, and the bottom of the lifting rod is fixedly connected to a polishing wheel by screws.

[0004] However, the existing patent can only move the grinding disc in one direction and is only applicable to oil pump housing grinding. Therefore, designing a grinding machine that is flexible and applicable to oil tank welds is a technical problem that needs to be solved. Utility Model Content

[0005] The purpose of the utility model is to provide a cylindrical oil tank weld grinder in order to overcome the defects of the prior art that the prior art has poor flexibility and is not suitable for oil tank weld grinding.

[0006] The purpose of the utility model can be achieved through the following technical solutions:

[0007] According to one aspect of the utility model, there is provided a cylindrical oil tank weld grinding machine, comprising a connection unit, a slide rail unit, a power unit, a grinding unit, an upper support frame unit, a lower support frame unit, a pallet lifting unit, a workpiece lifting unit and an electric control unit;

[0008] The connecting unit and the slide rail unit form a moving pair, the grinding unit is fixedly connected to the connecting unit, the power unit providing power for the grinding unit, the pallet lifting unit and the workpiece lifting unit is installed on one side of the slide rail unit, and the slide rail unit is mounted on the upper support frame unit;

[0009] The pallet lifting unit and the workpiece lifting unit are both installed on the lower support unit. The workpiece to be polished is clamped on the workpiece lifting unit. The lower support frame unit is connected to the upper support frame unit, and the lower support frame unit is closer to the ground. The electronic control unit is installed on the upper support frame unit and is communicated with the power unit and the polishing unit.

[0010] As a preferred technical solution, the grinding unit includes a mounting frame, a grinding wheel and a motor. One end of the mounting frame is fixedly connected to the connecting unit, and the other end is equipped with a grinding wheel. The motor is installed on the mounting frame, and the output shaft is fixedly connected to the center axis of the grinding wheel.

[0011] As a preferred technical solution, the grinding wheel is a detachable grinding wheel, including a rough grinding wheel and a fine grinding wheel.

[0012] As a preferred technical solution, a mounting platform is provided on the outer side of the upper support frame unit, and the mounting platform supports the power unit.

[0013] As a preferred technical solution, the upper support frame unit includes two pairs of upper support frames, and both ends of the slide rail unit are respectively supported by one end of a pair of the upper support frames.

[0014] As a preferred technical solution, the lower support frame unit includes two pairs of lower support frames and a support rod, the two ends of the support rod are respectively connected to the middle parts of the two pairs of lower support frames, and one end of one pair of lower support frames is fixedly connected to the other end of an upper support frame.

[0015] As a preferred technical solution, the workpiece lifting unit is a diamond-shaped mechanism, and two opposite vertices form a moving pair with the support rod.

[0016] As a preferred technical solution, the lower support frame unit also includes a guide rail and a pallet, the guide rail is movably installed on the side of the support rod away from the ground, and one of the other two vertices of the diamond mechanism is connected to the guide rail; the pallet lifting unit is a diamond mechanism, two opposite vertices form a moving pair with the guide rail, and one of the other two vertices is connected to the pallet.

[0017] As a preferred technical solution, two clamping components are provided on the pallet, and the pallet lifting unit includes two rhombus mechanisms, a vertex of one rhombus mechanism is connected to a clamping component, and the two clamping components clamp the workpiece to be polished.

[0018] As a preferred technical solution, the electronic control unit includes a speed controller and a position controller.

[0019] Compared with the prior art, the utility model has the following beneficial effects:

[0020] 1) The grinding unit of the utility model moves on the slide rail unit through the connection unit, and the pallet lifting unit and the workpiece lifting unit drive the workpiece to be polished to move, thereby realizing multi-directional grinding. The speed and position are controlled by the electronic control unit, and the movement is flexible, and it is suitable for oil tanks of different sizes;

[0021] 2) The grinding unit of the utility model adopts a detachable rough grinding wheel and a fine grinding wheel, which is suitable for rough grinding and fine grinding of welds, and can be controlled by an electronic control unit to achieve low, medium and high speed grinding, with high grinding efficiency;

[0022] 3) The utility model performs control and adjustment through an electronic control unit, which greatly reduces the labor intensity of operators. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0024] The numbers in the figure show:

[0025] 1. Connecting unit, 2. Slide rail unit, 3. Power unit, 4. Grinding unit, 5. Upper support frame unit, 6. Lower support frame unit, 7. Pallet lifting unit, 8. Workpiece lifting unit, 9. Electronic control unit. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the utility model.

[0027] like Figure 1 As shown, the utility model provides a cylindrical oil tank weld grinding machine, including a connecting unit 1, a slide rail unit 2, a power unit 3, a grinding unit 4, an upper support frame unit 5, a lower support frame unit 6, a pallet lifting unit 7, a workpiece lifting unit 8 and an electronic control unit 9.

[0028] The slide rail unit 2 is a horizontal slide rail. The connecting unit 1 is provided with a groove matching with the slide rail unit 2. The connecting unit 1 is installed on the slide rail unit 2 to form a moving pair with the slide rail unit 2 and is fixedly connected to the grinding unit 4.

[0029] The power unit 3 provides power for the movable unit of the utility model and is installed on one side of the slide rail unit 2 ; the upper support frame supports the outer side of the unit by installing a mounting platform, and the mounting platform supports the power unit 3 .

[0030] The grinding unit 4 includes a mounting frame, a grinding wheel and a motor. One side of the mounting frame is connected to the connection unit 1, and the other side is equipped with a grinding wheel. The motor is installed inside the mounting frame, and the motor drives the grinding wheel to rotate. The grinding wheel includes a fine grinding wheel and a coarse grinding wheel, and the grinding wheel is detachable and replaceable.

[0031] The upper support frame unit 5 includes two pairs of upper support frames, the two pairs of upper support frames are parallel to each other, the slide rail unit 2 is mounted on the two pairs of upper support frames, and the two ends of the slide rail unit 2 are respectively supported by one end of a pair of support frames. The lower support frame unit 6 includes two pairs of lower support frames and support rods, the two pairs of lower support frames are parallel to each other, and the two ends of the support rods are connected to the middle of the two pairs of lower support frames and are perpendicular to the two pairs of lower support frames. The other end of an upper support frame is connected to one end of a lower support frame. After the connection is completed, the lower support frame unit 6 is placed on the ground, and the upper support frame unit 5 is located above the lower support frame away from the ground.

[0032] A workpiece lifting unit 8 is installed on the support rod, and a guide rail parallel to the support rod is installed on the side thereof away from the ground, and the guide rail can move up and down parallel to the support rod. The workpiece lifting unit 8 is a rhombus structure, and two vertices of the rhombus structure are slidably connected to the support rod, and one of the other two vertices away from the ground is connected to the guide rail. When the two vertices of the rhombus structure slidably connected to the support rod slide, the vertex connected to the guide rail moves away from the support rod, driving the guide rail to move in a direction away from the support rod. A pallet lifting unit 7 is installed on the guide rail. The pallet lifting unit 7 is a rhombus structure, and two vertices of the rhombus structure are slidably connected to the guide rail, and one of the other two vertices away from the ground is connected to the pallet. Two clamping components are arranged on the pallet. The pallet lifting unit 7 includes two rhombus structures, and a vertex away from the ground in one rhombus structure is connected to a clamping component, and the two clamping components clamp the workpiece to be polished.

[0033] The electronic control unit 9 includes a speed controller and a position controller, which controls the speed of the grinding wheel of the grinding unit 4 and the positions of the grinding unit 4 and the workpiece to be ground.

[0034] The functions of each unit in this embodiment are as follows:

[0035] Coupling unit 1: Coupling unit 1 is connected to the slide rail unit 2 and moves on the slide rail unit 2 when driven by the power unit 3.

[0036] Slide rail unit 2: The slide rail unit 2 is located above the connecting unit 1 and provides a driving track.

[0037] Power unit 3: The power unit 3 provides forward and backward power for the grinding unit 4, etc. and can realize movement at different speed ranges.

[0038] Grinding unit 4: Grinding unit 4 can realize the rough grinding and fine grinding process of the straight weld of the oil tank body. And it can realize low, medium and high speed grinding.

[0039] Upper support frame unit 5: The upper support frame unit 5 and the lower support frame unit 6 form a solid frame, and the connecting unit 1, the slide rail unit 2, and the power unit 3 are all installed on the upper support frame unit 5 and the lower support frame unit 6 to realize the functions of each unit.

[0040] Lower support frame unit 6 : The lower support frame unit 6 is mainly used to fix the pallet lifting unit 7 and the workpiece lifting unit 8 and to form a firm frame with the upper support frame unit 5 .

[0041] The pallet lifting unit 7: The pallet lifting unit 7 is mainly used to lift and clamp the oil tank cylinder workpiece to achieve the straight weld grinding of the round oil tank cylinder workpiece.

[0042] Workpiece lifting unit 8: Workpiece lifting unit 8 is used to lift cylindrical workpieces with different straight welds, and realize straight weld grinding from the smallest oil tank workpiece straight weld (￠75mm) to the largest oil tank diameter (￠383mm).

[0043] Electronic control unit 9: The function of the electronic control unit 9 is to realize the combination of the functions, speed, direction transfer and position control of the power unit 3 and the grinding unit 4.

[0044] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of various equivalent modifications or replacements within the technical scope disclosed by the utility model, and these modifications or replacements should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A cylindrical oil tank weld grinding machine, characterized in that: It comprises a connection unit (1), a slide rail unit (2), a power unit (3), a grinding unit (4), an upper support frame unit (5), a lower support frame unit (6), a pallet lifting unit (7), a workpiece lifting unit (8) and an electric control unit (9); The connection unit (1) and the slide rail unit (2) form a moving pair, the grinding unit (4) is fixedly connected to the connection unit (1), the power unit (3) providing power for the grinding unit (4), the pallet lifting unit (7) and the workpiece lifting unit (8) is installed on one side of the slide rail unit (2), and the slide rail unit (2) is mounted on the upper support frame unit (5); The pallet lifting unit (7) and the workpiece lifting unit (8) are both installed on the lower support unit, the workpiece to be polished is clamped on the workpiece lifting unit (8), the lower support frame unit (6) is connected to the upper support frame unit (5), and the lower support frame unit (6) is closer to the ground; the electric control unit (9) is installed on the upper support frame unit (5) and is connected to the power unit (3) and the polishing unit (4) in communication.

2. A cylindrical oil tank weld grinding machine according to claim 1, characterized in that: The grinding unit (4) comprises a mounting frame, a grinding wheel and a motor. One end of the mounting frame is fixedly connected to the connecting unit (1), and the other end is equipped with a grinding wheel. The motor is mounted on the mounting frame, and the output shaft is fixedly connected to the central axis of the grinding wheel.

3. A cylindrical oil tank weld grinding machine according to claim 2, characterized in that: The grinding wheel is a detachable grinding wheel, including a rough grinding wheel and a fine grinding wheel.

4. A cylindrical oil tank weld grinding machine according to claim 1, characterized in that: An installation platform is provided on the outer side of the upper support frame unit (5), and the installation platform supports the power unit (3).

5. The cylindrical oil tank weld grinding machine according to claim 1, characterized in that: The upper support frame unit (5) comprises two pairs of upper support frames, and both ends of the slide rail unit (2) are respectively supported by one end of a pair of the upper support frames.

6. A cylindrical oil tank weld grinding machine according to claim 5, characterized in that: The lower support frame unit (6) comprises two pairs of lower support frames and a support rod, the two ends of the support rod are respectively connected to the middle parts of the two pairs of lower support frames, and one end of one pair of the lower support frames is fixedly connected to the other end of one pair of upper support frames.

7. A cylindrical oil tank weld grinding machine according to claim 6, characterized in that: The workpiece lifting unit (8) is a diamond-shaped mechanism, and two opposite vertices form a moving pair with the support rod.

8. The cylindrical oil tank weld grinding machine according to claim 7, characterized in that: The lower support frame unit (6) also includes a guide rail and a support plate, wherein the guide rail is movably installed on the side of the support rod away from the ground, and one of the other two vertices of the diamond mechanism is connected to the guide rail; the support plate lifting unit (7) is a diamond mechanism, wherein two opposite vertices form a moving pair with the guide rail, and one of the other two vertices is connected to the support plate.

9. The cylindrical oil tank weld grinding machine according to claim 8, characterized in that: The support plate is provided with two clamping components, and the support plate lifting unit (7) comprises two rhombus mechanisms, a vertex of one rhombus mechanism is connected to a clamping component, and the two clamping components clamp the workpiece to be polished.

10. The cylindrical oil tank weld grinding machine according to claim 1, characterized in that: The electronic control unit (9) comprises a speed controller and a position controller.

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