Ejector head structure of center sill hydraulic straightening machine

Abstract

The utility model relates to the technical field of hydraulic straightening machines, in particular to an ejector head structure of a middle beam hydraulic straightening machine, which comprises a base, an angle adjusting mechanism, a mounting seat, an assembling mechanism and a hydraulic straightening machine body. The hydraulic straightening machine body is mounted at the top of the mounting seat through the assembling mechanism; the mounting seat is arranged at the top of the base through an angle adjusting mechanism; the angle adjusting mechanism comprises a supporting column, a fixed frame, a movable frame and a transverse shaft. The supporting column is fixedly connected to the top of the base, the fixed frame is fixedly connected to one side of the supporting column, the movable frame is arranged on the top of the fixed frame, the transverse shaft is rotationally connected to the movable frame through a bearing, and the mounting base is fixedly connected to the top of the transverse shaft. And the angle of the hydraulic straightening machine body can be adjusted, so that the hydraulic straightening machine body can jack and straighten the center sill from various angles, and the practicability of the hydraulic straightening machine is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of hydraulic straightening machines, in particular to a top head structure of a center beam hydraulic straightening machine. Background Art

[0002] The center beam is an important part of the truck. If the truck body is compared to a human body, then the center beam is the human spine. Its quality directly affects the assembly of the truck chassis and upper part. Therefore, the center beam correction process is particularly important.

[0003] After searching, the Chinese patent publication number CN210450404U discloses a center beam hydraulic straightening machine head structure, including a hydraulic straightening machine base, a head matching the center beam is arranged above the base; the head includes a center beam upper plane head centrally arranged above the base, and center beam lower plane heads mirrored on both sides of the center beam upper plane head; the width of the beam upper plane head is smaller than the width of the inner wall of the center beam web, and a vertical through hole is arranged inside, the through hole is connected to the upper end of the positioning support rod through an A spring, and an electromagnetic limit switch is arranged at the lower end of the positioning support rod; when the length of the A spring is the original length, the upper surface of the positioning support rod is higher than the upper surface of the center beam upper plane head, and the positioning support rod is not in contact with the electromagnetic limit switch; when the length of the A spring is in a compressed state, the upper surface of the positioning support rod is parallel to the upper surface of the center beam upper plane head, the positioning support rod is in contact with the electromagnetic limit switch, and the electromagnetic limit switch activates the electromagnetic limiter. The above patent has the following shortcomings: Although the patent can use a hydraulic jacking machine to lift and correct the deformed middle beam, the jacking machine can only be fixed to lift upward from the bottom, but cannot adjust the lifting direction according to the deformation angle of the middle beam, so it is not practical. In view of this, we propose a jacking head structure of a middle beam hydraulic correction machine. Utility Model Content

[0004] The utility model aims to provide a top structure of a center beam hydraulic straightening machine to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A center beam hydraulic straightening machine head structure, comprising a base, an angle adjustment mechanism, a mounting seat, an assembly mechanism, and a hydraulic straightening machine body;

[0007] The hydraulic straightening machine body is mounted on the top of the mounting seat through an assembly mechanism;

[0008] The mounting seat is arranged on the top of the base through an angle adjustment mechanism;

[0009] The angle adjustment mechanism includes a support column, a fixed frame, a movable frame, and a horizontal axis;

[0010] The support column is fixedly connected to the top of the base, the fixed frame is fixedly connected to one side of the support column, the movable frame is arranged on the top of the fixed frame, the transverse axis is rotatably connected to the movable frame through a bearing, and the mounting seat is fixedly connected to the top of the transverse axis. The support column is provided to provide supporting force to the fixed frame.

[0011] Preferably, the fixed frame is internally rotatably connected with a central axis, the top of the central axis is fixedly connected to the movable frame, the bottom of the central axis is fixedly connected to a first gear, the top of the base is fixedly connected to a first motor, the top output end of the first motor is fixedly connected to a second gear, the first gear is meshed with the second gear, and the movable frame is driven to rotate horizontally by setting the central axis.

[0012] Preferably, the internal rotation of the central axis passes through an inner shaft, the top of the inner shaft is fixedly connected to a first bevel gear, one side of the horizontal axis is fixedly connected to a second bevel gear, the first bevel gear is meshed with the second bevel gear, the bottom of the base is fixedly connected to a second motor, the top output end of the second motor passes through the upper and lower ends of the base and is fixedly connected to the bottom end of the inner shaft, and the second bevel gear is driven to rotate in a vertical direction by setting the first bevel gear.

[0013] Preferably, the assembly mechanism includes a base, the base is fixedly connected to the top of the mounting base, the top of the base is fixedly connected to two vertical rods, one side of the two vertical rods is fixedly connected to a triangular clamping block, and a spring is fixedly connected between the two vertical rods.

[0014] Preferably, a bracket is fixedly connected to the bottom of the hydraulic straightening machine body, the interior of the bracket is hollow, and slots are formed through the outer walls on both sides, and the slots are engaged with the triangular clamping blocks.

[0015] Preferably, support legs are fixedly connected to the four bottom corners of the base.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] Through the mutual cooperation of the internal components of the angle adjustment mechanism, the angle of the hydraulic straightening machine body can be adjusted, so that the center beam can be lifted and straightened from various angles, thereby improving the practicality of the device.

[0018] Through the mutual cooperation of the internal components of the assembly mechanism, the hydraulic straightening machine body can be quickly disassembled when it needs to be repaired, thereby reducing the additional time required for disassembly and improving the maintenance efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 This is a cross-sectional view of the angle adjustment mechanism area in the utility model;

[0021] Figure 3 It is a schematic diagram of the assembly mechanism area in the utility model.

[0022] In the figure: 1, base; 2, angle adjustment mechanism; 3, mounting seat; 4, assembly mechanism; 5, hydraulic straightening machine body; 6, supporting legs; 21, supporting columns; 22, fixed frame; 23, movable frame; 24, horizontal axis; 25, middle axis; 26, first gear; 27, first motor; 28, second gear; 29, inner axis; 210, first bevel gear; 211, second bevel gear; 212, second motor; 41, base; 42, vertical rod; 43, triangular block; 44, spring; 45, bracket; 46, slot. DETAILED DESCRIPTION

[0023] 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 only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] In the prior art, Chinese Patent Publication No. CN210450404U discloses a top structure of a center beam hydraulic straightening machine.

[0025] The inventor found that although this patent can use a hydraulic jack to lift and correct the deformed center beam, the jack can only lift from the bottom upwards, but cannot adjust the lifting direction according to the deformation angle of the center beam, so it is not very practical.

[0026] like Figure 1-2 As shown, a center beam hydraulic straightening machine head structure includes a base 1, an angle adjustment mechanism 2, a mounting seat 3, an assembly mechanism 4, and a hydraulic straightening machine body 5;

[0027] The hydraulic straightening machine body 5 is mounted on the top of the mounting seat 3 through the assembly mechanism 4;

[0028] The mounting seat 3 is arranged on the top of the base 1 through the angle adjustment mechanism 2;

[0029] The angle adjustment mechanism 2 includes a support column 21, a fixed frame 22, a movable frame 23, and a horizontal axis 24;

[0030] The support column 21 is fixedly connected to the top of the base 1, the fixed frame 22 is fixedly connected to one side of the support column 21, the movable frame 23 is arranged on the top of the fixed frame 22, the horizontal axis 24 is rotatably connected to the movable frame 23 through a bearing, and the mounting seat 3 is fixedly connected to the top of the horizontal axis 24.

[0031] Specifically, the support column 21 is provided to provide support force to the fixing frame 22 .

[0032] like Figure 2 As shown, the fixed frame 22 is internally rotatably connected with a central axis 25, the top end of the central axis 25 is fixedly connected to the movable frame 23, the bottom end of the central axis 25 is fixedly connected with a first gear 26, the top of the base 1 is fixedly connected with a first motor 27, the top output end of the first motor 27 is fixedly connected with a second gear 28, and the first gear 26 is meshed with the second gear 28.

[0033] Specifically, the central axis 25 is provided to drive the movable frame 23 to rotate in the horizontal direction.

[0034] like Figure 2 As shown, the inner rotation of the middle shaft 25 passes through the inner shaft 29, the top of the inner shaft 29 is fixedly connected to the first bevel gear 210, one side of the horizontal shaft 24 is fixedly connected to the second bevel gear 211, the first bevel gear 210 is meshed with the second bevel gear 211, the bottom of the base 1 is fixedly connected to the second motor 212, the top output end of the second motor 212 passes through the upper and lower ends of the base 1, and is fixedly connected to the bottom end of the inner shaft 29.

[0035] Specifically, the first bevel gear 210 is arranged to drive the second bevel gear 211 to rotate in a vertical direction.

[0036] like Figure 3 As shown, the assembly mechanism 4 includes a base 41, which is fixedly connected to the top of the mounting base 3, and two vertical rods 42 are fixedly connected to the top of the base 41, a triangular clamping block 43 is fixedly connected to one side of the two vertical rods 42, and a spring 44 is fixedly connected between the two vertical rods 42.

[0037] like Figure 3 As shown, a bracket 45 is fixedly connected to the bottom of the hydraulic straightening machine body 5 . The inside of the bracket 45 is hollow, and slots 46 are formed through the outer walls on both sides. The slots 46 are engaged with the triangular blocks 43 .

[0038] like Figure 3 As shown, the four bottom corners of the base 1 are fixedly connected with support legs 6 .

[0039] The working principle of the utility model is as follows:

[0040] When it is necessary to adjust the lifting angle of the hydraulic straightening machine body 5 in the horizontal direction, the first motor 27 is turned on to drive the second gear 28 to rotate, the second gear 28 rotates to drive the first gear 26 to rotate, the first gear 26 rotates to drive the middle shaft 25 to rotate, the middle shaft 25 rotates to drive the movable frame 23 to rotate horizontally, the movable frame 23 rotates horizontally to drive the horizontal axis 24 and the mounting seat 3 to rotate horizontally, the mounting seat 3 rotates horizontally to drive the hydraulic straightening machine body 5 to rotate horizontally in the opposite direction, and when it is necessary to adjust the lifting angle of the hydraulic straightening machine body 5 in the vertical direction, the second motor 212 is turned on to drive the inner shaft 29 to rotate The rotation of the inner shaft 29 drives the first bevel gear 210 to rotate, and the rotation of the first bevel gear 210 drives the second bevel gear 211 to rotate in the vertical direction. The vertical rotation of the second bevel gear 211 drives the horizontal shaft 24, the mounting seat 3 and the hydraulic straightening machine body 5 to rotate in the vertical direction. When the hydraulic straightening machine body 5 needs to be removed from the mounting seat 3 for inspection, the two triangular blocks 43 are pressed inward to drive the vertical rod 42 to bend and squeeze the spring 44, and then the hydraulic straightening machine body 5 and the bracket 45 are pulled upward to separate them from the base 41, thereby completing the disassembly of the hydraulic straightening machine body 5.

[0041] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A head structure of a center beam hydraulic straightening machine, characterized in that: include: Base (1), angle adjustment mechanism (2), mounting seat (3), assembly mechanism (4), hydraulic straightening machine body (5); The hydraulic straightening machine body (5) is mounted on the top of the mounting seat (3) via an assembly mechanism (4); The mounting seat (3) is arranged on the top of the base (1) via an angle adjustment mechanism (2); The angle adjustment mechanism (2) comprises a support column (21), a fixed frame (22), a movable frame (23), and a horizontal axis (24); The support column (21) is fixedly connected to the top of the base (1), the fixed frame (22) is fixedly connected to one side of the support column (21), the movable frame (23) is arranged on the top of the fixed frame (22), the transverse axis (24) is rotatably connected to the movable frame (23) via a bearing, and the mounting seat (3) is fixedly connected to the top of the transverse axis (24).

2. The top head structure of the center beam hydraulic straightening machine according to claim 1 is characterized in that: The fixed frame (22) is internally rotatably connected to a central axis (25); the top end of the central axis (25) is fixedly connected to the movable frame (23); the bottom end of the central axis (25) is fixedly connected to a first gear (26); the top of the base (1) is fixedly connected to a first motor (27); the top output end of the first motor (27) is fixedly connected to a second gear (28); the first gear (26) is meshed with the second gear (28).

3. The top head structure of the center beam hydraulic straightening machine according to claim 2 is characterized in that: The inner shaft (29) is rotatably penetrated by the inner shaft (29), the top end of the inner shaft (29) is fixedly connected to a first bevel gear (210), one side of the transverse shaft (24) is fixedly connected to a second bevel gear (211), the first bevel gear (210) is meshed with the second bevel gear (211), the bottom of the base (1) is fixedly connected to a second motor (212), the top output end of the second motor (212) penetrates the upper and lower ends of the base (1), and is fixedly connected to the bottom end of the inner shaft (29).

4. The top head structure of the center beam hydraulic straightening machine according to claim 3 is characterized by: The assembly mechanism (4) comprises a base (41), the base (41) being fixedly connected to the top of the mounting base (3), the top of the base (41) being fixedly connected to two vertical rods (42), one side of the two vertical rods (42) being fixedly connected to a triangular clamping block (43), and a spring (44) being fixedly connected between the two vertical rods (42).

5. The top head structure of the center beam hydraulic straightening machine according to claim 4 is characterized in that: A bracket (45) is fixedly connected to the bottom of the hydraulic straightening machine body (5); the interior of the bracket (45) is hollow, and two side outer walls are provided with clamping grooves (46) extending therethrough; the clamping grooves (46) are clamped with the triangular clamping blocks (43).

6. The top head structure of the center beam hydraulic straightening machine according to claim 5, characterized in that: Support legs (6) are fixedly connected to the four corners of the bottom of the base (1).

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