Air valve straightening device

Abstract

The utility model provides a valve straightening device, relates to valve straightening technical field, including workbench, front carrying structure and left correcting structure, workbench left and right both ends are fixed with support leg, workbench upper end face left and right both parts are provided with side groove, side groove inner front part is provided with front linear guide rail, the front linear guide rail is provided with rear linear guide rail, the rear linear guide rail is provided with rear linear guide rail, the rear linear guide rail is provided with rear linear guide rail. A front linear guide rail is arranged on the inner rear portion of the side groove, a front carrying structure is slidably connected to the front linear guide rail, a rear linear guide rail is arranged on the inner rear portion of the side groove, a rear carrying structure is slidably connected to the rear linear guide rail, a left correction structure is installed on the left portion of the front carrying structure, and a right correction structure is installed on the right portion of the front carrying structure. A middle concave block is arranged on the outer side of the middle of the middle supporting plate, and valve shaft rods are placed on the side concave blocks, the middle supporting plate and the middle concave block. The valve corrector is suitable for correcting valves of different sizes, flexible and convenient to operate, accurate in correction, stable, reliable, more flexible and more practical.

Description

Technical Field

[0001] The utility model relates to the technical field of valve straightening, in particular to a valve straightening device. Background Art

[0002] At present, automobile valves need to be straightened before mechanical processing. If the target requirements cannot be met, turning and grinding cannot be performed. The traditional straightening method is to use a thread rolling machine to transform and straighten them one by one, and the straightening efficiency is low.

[0003] In the manual of a valve straightening device in the prior art (publication number CN203991780U), it is mentioned that "the roller frame is fixed to the base plate by bolts, and one side of the roller frame is bent upward to form a mounting frame, and the mounting frame has a rotating shaft, and the rotating shaft has two, which are horizontally and parallelly welded to the mounting frame, and the rotating shaft is connected to the roller, and there are four rollers distributed in four corners, and the straightening table is welded to the base plate through a bracket, and the straightening table is between the two roller frames." However, the correction structure in the prior art cannot change the valve correction position, and is not suitable for valves of different coarseness, and the correction is not stable and convenient. Utility Model Content

[0004] In order to overcome the defects of the prior art, a valve straightening device is now provided to solve the problem that the correction structure in the prior art cannot change the valve correction position, is also suitable for valves of different coarseness, and the correction is not stable and convenient.

[0005] In order to achieve the above-mentioned purpose, a valve straightening device is provided, including a workbench, a front carrying structure and a left correction structure, support legs are fixed to the left and right ends of the workbench, and side grooves are opened on the left and right parts of the upper end surface of the workbench, a front linear guide rail is arranged in the front part of the side groove, and the front carrying structure is slidably connected to the front linear guide rail, a rear linear guide rail is arranged in the rear part of the side groove, and the rear carrying structure is slidably connected to the rear linear guide rail, the left part of the front carrying structure is installed with the left correction structure, and the right part of the front carrying structure is installed with the right correction structure.

[0006] Furthermore, two groups of side recessed blocks are arranged in the middle of the upper end surface of the workbench, and a middle support plate is arranged between the two groups of side recessed blocks, a middle recessed block is arranged on the outer side of the middle part of the middle support plate, and valve shafts are placed on the side recessed blocks, the middle support plate and the middle recessed blocks.

[0007] Furthermore, the front carrying structure moves forward and backward on the front linear guide rail, and the rear carrying structure moves forward and backward on the rear linear guide rail, and the front carrying structure and the rear carrying structure are symmetrical front and back about the center line of the workbench, and the rear carrying structure has the same structural setting as the front carrying structure.

[0008] Furthermore, first outer plates are provided at both left and right ends of the front carrying structure, a first slider is provided at the lower part of the first outer plate, the first slider is slidably connected to the front linear guide rail, and two groups of screw rods are sleeved between the first outer plates on both sides, a first pulley is installed on the right part of the screw rod, a first belt is transmission-connected between the two groups of first pulleys, and a turntable is provided at the right end of the screw rod.

[0009] Furthermore, a lower movable sleeve is provided at the lower part of the left correction structure, and the lower movable sleeve is movably connected to the screw rod, and second outer plates are fixed at both ends of the left and right sides of the front side of the left correction structure, a central shaft is sleeved between the front parts of the two groups of second outer plates, a group of correction wheels are installed on the left and right parts of the central shaft, and a fixed sleeve is provided at the left part of the front side of the left correction structure, a motor is sleeved in the fixed sleeve, a second pulley is installed at the front end of the motor, and a second belt is transmission-connected between the second pulley and the third pulley installed in the middle of the central shaft.

[0010] Furthermore, the left correction structure and the right correction structure can move left and right on the screw rod, and the left correction structure and the right correction structure have the same structural setting.

[0011] The beneficial effects of the utility model are:

[0012] 1. The middle support plate in the utility model is located in the middle between the front carrying structure and the rear carrying structure, which is convenient for placing the valve shaft thereon, so that the valve shaft can be corrected by using the left correction structure and the right correction structure on the front carrying structure and the rear carrying structure, which is convenient and quick to use.

[0013] 2. The utility model utilizes the left correction structure and the right correction structure on the front carrying structure to align and correct the left and right parts of the front side of the valve shaft, and then utilizes the left correction structure and the right correction structure on the rear carrying structure to align and correct the left and right parts of the rear side of the valve shaft. The symmetrical correction is stable and accurate.

[0014] 3. The utility model drives the left correction structure and the right correction structure to move to the left by rotating the screw rod clockwise, and drives the left correction structure and the right correction structure to move to the right by rotating the screw rod counterclockwise. The correction position of the left correction structure and the right correction structure on the valve shaft can be flexibly adjusted, and the operation is flexible and convenient.

[0015] 4. In the utility model, the left correction structure rotates the second pulley counterclockwise through the motor, and the second pulley is transmitted to the third pulley through the second belt, thereby driving the central shaft and the correction wheel to rotate together, so that the outer ring surfaces of the two sets of correction wheels are conveniently in contact with the valve shaft, so that the correction wheel can correct the valve shaft while rotating, and the correction is accurate and stable. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1It is a top view schematic diagram of an embodiment of the utility model;

[0017] Figure 2 It is a schematic diagram of the arrangement of the front carrying structure and the rear carrying structure on the workbench of an embodiment of the utility model;

[0018] Figure 3 This is a schematic diagram of the front carrying structure of an embodiment of the utility model;

[0019] Figure 4 It is a schematic diagram of the left correction structure of an embodiment of the utility model.

[0020] In the figure: 1. workbench; 10. supporting leg; 11. side groove; 12. front linear guide; 13. rear linear guide; 14. side recess block; 15. middle support plate; 16. middle recess block; 2. front carrying structure; 20. first outer plate; 21. first slider; 22. screw rod; 23. first pulley; 24. first belt; 25. turntable; 3. rear carrying structure; 4. left correction structure; 40. fixed sleeve; 41. motor; 42. second pulley; 43. lower movable sleeve; 44. second outer plate; 45. second belt; 46. third pulley; 47. center shaft; 48. correction wheel; 5. right correction structure; 6. valve shaft. DETAILED DESCRIPTION

[0021] In order to make the technical problems, technical solutions and beneficial effects to be solved by the utility model clearer, the utility model is further described in detail in combination with the accompanying drawings and embodiments. The specific embodiments described herein are only used to explain the utility model, and are not used to limit the utility model. Specific details such as specific system structures and technologies are proposed in order to more thoroughly understand the embodiments of the utility model. The described embodiments are part of the embodiments of the present disclosure, rather than all of the embodiments. However, it should be clear to those skilled in the art that the utility model can also be implemented in other embodiments without these specific details. Based on the embodiments in the present disclosure, all other embodiments obtained by those skilled in the art without making creative work belong to the scope of protection of the present disclosure.

[0022] The specific implementation of the utility model is described in detail below with reference to the accompanying drawings.

[0023] Figure 1 A schematic top view of an embodiment of the utility model, Figure 2 This is a schematic diagram of the front carrying structure and the rear carrying structure on the workbench of the embodiment of the utility model. Figure 3 The front carrying structure diagram of the utility model embodiment and Figure 4 It is a schematic diagram of the left correction structure of an embodiment of the utility model.

[0024] Reference Figures 1 to 4 As shown, the utility model provides a valve straightening device, including a workbench 1, a front carrying structure 2 and a left correction structure 4, support legs 10 are fixed to the left and right ends of the workbench 1, and side grooves 11 are opened on the left and right parts of the upper end surface of the workbench 1, a front linear guide rail 12 is arranged in the front part of the side groove 11, and the front linear guide rail 12 is slidably connected to the front carrying structure 2, a rear linear guide rail 13 is arranged in the rear part of the side groove 11, and the rear carrying structure 3 is slidably connected to the rear linear guide rail 13, the left part of the front carrying structure 2 is installed with the left correction structure 4, and the right part of the front carrying structure 2 is installed with the right correction structure 5.

[0025] In this embodiment, two groups of side recessed blocks 14 are arranged in the middle of the upper end surface of the workbench 1, and a middle support plate 15 is arranged between the two groups of side recessed blocks 14, a middle recessed block 16 is arranged on the outer side of the middle part of the middle support plate 15, and a valve shaft 6 is placed on the side recessed blocks 14, the middle support plate 15 and the middle recessed block 16.

[0026] As a preferred embodiment, the middle support plate 15 in the utility model is located in the middle between the front carrying structure 2 and the rear carrying structure 3, so that the valve shaft 6 can be placed thereon conveniently, so that the valve shaft 6 can be corrected using the left correction structure 4 and the right correction structure 5 on the front carrying structure 2 and the rear carrying structure 3, which is convenient and quick to use.

[0027] In this embodiment, the front carrying structure 2 moves forward and backward on the front linear guide 12, and the rear carrying structure 3 moves forward and backward on the rear linear guide 13, and the front carrying structure 2 and the rear carrying structure 3 are symmetrical front and back about the center line of the workbench 1, and the rear carrying structure 3 has the same structural setting as the front carrying structure 2; the left correction structure 4 and the right correction structure 5 move left and right on the screw rod 22, and the left correction structure 4 and the right correction structure 5 have the same structural setting.

[0028] As a preferred embodiment, the utility model utilizes the left correction structure 4 and the right correction structure 5 on the front carrying structure 2 to align and correct the left and right parts of the front side of the valve shaft 6, and then utilizes the left correction structure 4 and the right correction structure 5 on the rear carrying structure 3 to align and correct the left and right parts of the rear side of the valve shaft 6. The symmetrical correction is stable and accurate.

[0029] In this embodiment, first outer plates 20 are provided at both left and right ends of the front carrying structure 2, a first slider 21 is provided at the lower portion of the first outer plates 20, the first slider 21 is slidably connected to the front linear guide rail 12, and two groups of screw rods 22 are sleeved between the first outer plates 20 on both sides, a first pulley 23 is installed on the right portion of the screw rod 22, a first belt 24 is transmission-connected between the two groups of first pulleys 23, and a turntable 25 is provided at the right end of the screw rod 22.

[0030] As a preferred embodiment, the utility model drives the left correction structure 4 and the right correction structure 5 to move to the left by rotating the screw rod 22 clockwise, and drives the left correction structure 4 and the right correction structure 5 to move to the right by rotating the screw rod 22 counterclockwise. The correction position of the left correction structure 4 and the right correction structure 5 relative to the valve shaft 6 can be flexibly adjusted, and the operation is flexible and convenient.

[0031] In this embodiment, a lower movable sleeve 43 is provided at the lower part of the left correction structure 4, and the lower movable sleeve 43 is movably connected to the screw rod 22, and second outer plates 44 are fixed at both ends of the left and right sides of the front side of the left correction structure 4, a central shaft 47 is sleeved between the front parts of the two groups of second outer plates 44, and a group of correction wheels 48 are installed on the left and right parts of the central shaft 47, and a fixed sleeve 40 is provided at the left part of the front side of the left correction structure 4, and a motor 41 is sleeved in the fixed sleeve 40, and a second pulley 42 is installed at the front end of the motor 41, and a second belt 45 is transmission-connected between the second pulley 42 and the third pulley 46 installed in the middle part of the central shaft 47.

[0032] As a preferred embodiment, the left correction structure 4 in the utility model rotates the second pulley 42 counterclockwise through the motor 41, and the second pulley 42 is transmitted to the third pulley 46 through the second belt 45, thereby driving the center shaft 47 and the correction wheel 48 to rotate together, so that the outer annular surfaces of the two sets of correction wheels 48 are in contact with the valve shaft 6, so that the correction wheel 48 can correct the valve shaft 6 while rotating, and the correction is accurate and stable.

[0033] The utility model can effectively solve the problem that the correction structure in the prior art cannot change the valve correction position, is also suitable for valves of different coarseness, and the correction is not stable and convenient. The utility model is suitable for the correction of valves of different sizes, is flexible and convenient to operate, and the correction is accurate, stable and reliable, and is more flexible and practical.

[0034] The above embodiments are used to explain the present invention rather than to limit the present invention. Any modifications and changes made to the present invention within the spirit of the present invention and the scope of the claims for protection shall be included in the protection scope of the present invention.

Claims

1. A valve straightening device, characterized in that: The invention comprises a workbench (1), a front carrying structure (2) and a left correction structure (4), wherein support legs (10) are fixed at both left and right ends of the workbench (1), and side grooves (11) are provided at both left and right parts of the upper end surface of the workbench (1), a front linear guide rail (12) is arranged at the front part of the side groove (11), and the front carrying structure (2) is slidably connected to the front linear guide rail (12), a rear linear guide rail (13) is arranged at the rear part of the side groove (11), and the rear carrying structure (3) is slidably connected to the rear linear guide rail (13), the left part of the front carrying structure (2) is installed with the left correction structure (4), and the right part of the front carrying structure (2) is installed with the right correction structure (5).

2. A valve straightening device according to claim 1, characterized in that: Two groups of side recessed blocks (14) are arranged in the middle of the upper end surface of the workbench (1), and a middle support plate (15) is arranged between the two groups of side recessed blocks (14). A middle recessed block (16) is arranged on the outer side of the middle part of the middle support plate (15), and a valve shaft (6) is placed on the side recessed blocks (14), the middle support plate (15) and the middle recessed block (16).

3. A valve straightening device according to claim 1, characterized in that: The front carrying structure (2) moves forward and backward on the front linear guide rail (12), and the rear carrying structure (3) moves forward and backward on the rear linear guide rail (13); the front carrying structure (2) and the rear carrying structure (3) are symmetrical about the center line of the workbench (1); and the rear carrying structure (3) has the same structural arrangement as the front carrying structure (2).

4. A valve straightening device according to claim 1, characterized in that: The left and right ends of the front carrying structure (2) are both provided with first outer plates (20), the lower part of the first outer plates (20) is provided with a first slider (21), the first slider (21) is slidably connected to the front linear guide rail (12), and two groups of screw rods (22) are sleeved between the first outer plates (20) on both sides, a first belt pulley (23) is installed on the right part of the screw rod (22), a first belt (24) is transmission-connected between the two groups of first belt pulleys (23), and a turntable (25) is provided at the right end of the screw rod (22).

5. The valve straightening device according to claim 1, characterized in that: The lower part of the left correction structure (4) is provided with a lower movable sleeve (43), which is movably connected to the screw rod (22), and second outer plates (44) are fixed to the left and right ends of the front side of the left correction structure (4), a central shaft (47) is sleeved between the front parts of the two sets of second outer plates (44), and a set of correction wheels (48) are installed on the left and right parts of the central shaft (47), and a fixed sleeve (40) is provided on the left part of the front side of the left correction structure (4), a motor (41) is sleeved in the fixed sleeve (40), a second belt pulley (42) is installed at the front end of the motor (41), and a second belt (45) is transmission-connected between the second belt pulley (42) and a third belt pulley (46) installed in the middle of the central shaft (47).

6. A valve straightening device according to claim 1, characterized in that: The left correction structure (4) and the right correction structure (5) are movable leftward and rightward on the screw rod (22), and the left correction structure (4) and the right correction structure (5) have the same structural arrangement.

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