Pneumatic cylinder tensioning device of automatic paint spraying line conveying line

Abstract

The utility model relates to the technical field of automatic paint spraying lines, in particular to a pneumatic air cylinder tensioning device of an automatic paint spraying line conveying line, which comprises a device frame body, a face shell is arranged on one side of the surface of the device frame body, a wheel body mechanism capable of rolling back and forth is arranged in the device frame body, and the wheel body mechanism comprises a pneumatic trolley and a conveying driving wheel. The pneumatic trolley is arranged in the device frame body in a rolling mode, and a conveying driving wheel capable of rotating in the circumferential direction is installed at the top end of the pneumatic trolley through a bearing seat. And a tensioning mechanism is arranged on one side of the device frame body. The pneumatic air cylinder is adopted as a power source, accurate tensioning adjustment of the conveying line is achieved, the device has the advantages of being simple in structure, convenient to adjust, low in maintenance cost and the like, a pneumatic system is good in stability, the stability of the whole system is improved, the service life of the whole system is prolonged, and therefore the pneumatic tensioning device has high practical value and popularization prospects.

Description

Technical Field

[0001] The utility model relates to the technical field of automatic paint spraying lines, in particular to a pneumatic cylinder tensioning device for a conveying line of an automatic paint spraying line. Background Art

[0002] With the rapid development of automation technology, automatic painting lines are increasingly used in industrial production. In automatic painting lines, the stability of the conveyor line is directly related to the quality and efficiency of painting. Traditional conveyor line tensioners often have problems such as difficult adjustment, complex maintenance, and short service life. Therefore, a pneumatic cylinder tensioner for the conveyor line of an automatic painting line is needed to solve the above problems and improve the stability and efficiency of the automatic painting line.

[0003] At present, the tensioning devices of automatic spray painting line conveyor lines mainly adopt mechanical tensioning or hydraulic tensioning. Mechanical tensioning devices have complex structures, difficult adjustment, and are easily affected by wear and deformation, resulting in poor tensioning effects. Although hydraulic tensioning devices are easy to adjust, the hydraulic system has problems such as oil leakage and heating, and the maintenance cost is high. Utility Model Content

[0004] The utility model aims to provide a pneumatic cylinder tensioning device for an automatic paint spraying line conveyor line, so as to solve the problems of the existing tensioning device in the above background technology, such as complex structure, difficult adjustment and poor tensioning effect.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pneumatic cylinder tensioning device for an automatic paint spraying line conveyor line, comprising a device frame, a surface shell is installed on one side of the surface of the device frame, a wheel body mechanism that can roll back and forth is arranged inside the device frame, and the wheel body mechanism includes a pneumatic trolley and a conveying drive wheel, the pneumatic trolley is rotatably arranged inside the device frame, and a circumferentially rotatable conveying drive wheel is installed on the top of the pneumatic trolley through a bearing seat; a tensioning mechanism is arranged on one side of the device frame, and the tensioning mechanism is used to move with the wheel body mechanism to realize the tensioning work of the paint line conveyor line.

[0006] Preferably, fixing plates are fixed to both sides of the surface of the device frame by screws, and a photoelectric switch is installed on the top of the fixing plate, and the photoelectric switch is used for limiting the position when the wheel body mechanism moves.

[0007] Preferably, the tensioning mechanism comprises a mounting plate, a tensioning cylinder and a connecting rod, and the mounting plate is fixedly connected to the side wall of the device frame.

[0008] Preferably, a tensioning cylinder is fixed to the surface of the mounting plate by bolts, and the output end of the tensioning cylinder passes through the mounting plate and is fixed with a connecting rod, which is fixedly connected to the surface of the pneumatic trolley.

[0009] Preferably, a pneumatic ball valve, a pneumatic pressure regulating valve and a pneumatic pressure gauge are installed on the surface of the face shell from left to right, respectively. The pneumatic ball valve, the pneumatic pressure regulating valve and the pneumatic pressure gauge are respectively used for switch control, pressure regulation and pressure display during air intake in the trachea.

[0010] Preferably, a hand valve is installed at the left end of the surface of the face shell, the hand valve is connected to the tensioning cylinder through an air pipe, and the hand valve is used for manual pressure regulation.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows: the pneumatic cylinder tensioning device of the automatic spray painting line conveyor line is provided with a tensioning mechanism; the movement of the tensioning cylinder is controlled to drive the connecting rod to move, and the movement of the connecting rod will drive the pneumatic trolley to slide along the device frame, thereby making the conveying drive wheel move, thereby realizing the tensioning of the conveyor line. The utility model adopts the pneumatic cylinder as the power source, and has the advantages of simple structure, convenient adjustment, and low maintenance cost. At the same time, the pneumatic system has good stability, no oil leakage, heating and other problems, which improves the stability and service life of the entire system; the tensioning effect is more accurate and reliable, which improves the production efficiency and product quality of the automatic spray painting line. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the three-dimensional appearance structure of the utility model;

[0013] Figure 2 It is a rear view schematic diagram of the internal structure of the utility model;

[0014] Figure 3 It is a schematic diagram of the partial explosion structure of the utility model;

[0015] Figure 4 It is an enlarged structural diagram of the wheel body mechanism of the utility model;

[0016] Figure 5 It is an enlarged structural diagram of the tensioning mechanism of the utility model.

[0017] In the figure: 1. device frame; 11. fixing plate; 12. photoelectric switch; 2. cover; 21. pneumatic ball valve; 22. pneumatic pressure regulating valve; 23. pneumatic pressure gauge; 24. hand valve; 3. wheel mechanism; 31. pneumatic trolley; 32. conveying drive wheel; 4. tensioning mechanism; 41. mounting plate; 42. tensioning cylinder; 43. connecting rod. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. In addition, the terms "first", "second", "third", "upper, lower, left, right", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. At the same time, in the description of the present invention, unless otherwise clearly specified and limited, the terms "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 directly connected or indirectly connected through an intermediate medium. Based on the embodiments in the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0019] The structure of the pneumatic cylinder tensioning device of the automatic paint spraying line conveyor provided by the utility model is as follows Figure 1 as well as Figure 3 As shown, it includes a device frame 1, a surface shell 2 is installed on one side of the surface of the device frame 1, and a pneumatic ball valve 21, a pneumatic pressure regulating valve 22 and a pneumatic pressure gauge 23 are installed on the surface of the surface shell 2 from left to right, respectively. The pneumatic ball valve 21, the pneumatic pressure regulating valve 22 and the pneumatic pressure gauge 23 are respectively used for switch control, pressure regulation and pressure display during air intake in the air pipe, and the pneumatic ball valve 21 and the pneumatic pressure regulating valve 22, as well as the pneumatic pressure regulating valve 22 and the pneumatic pressure gauge 23 are all connected by air pipes; a hand valve 24 is installed on the left end of the surface of the surface shell 2, and the hand valve 24 is connected to the pneumatic pressure gauge 23 through an air pipe, and the hand valve 24 is connected to the tensioning cylinder 42 through an air pipe, and the hand valve 24 is used for manual pressure regulation.

[0020] The expansion and contraction amount of the tensioning cylinder 42 in the utility model can be accurately adjusted by the pneumatic pressure regulating valve 22 or the hand valve 24 under the display of the pneumatic pressure gauge 23.

[0021] Furthermore, if Figure 2 , Figure 4 as well as Figure 5As shown, a reciprocating wheel mechanism 3 is arranged inside the device frame 1, and the wheel mechanism 3 includes a pneumatic trolley 31 and a conveying drive wheel 32. The pneumatic trolley 31 is rotatably arranged inside the device frame 1, and the top of the pneumatic trolley 31 is provided with a circumferentially rotatable conveying drive wheel 32 through a bearing seat; both sides of the surface of the device frame 1 are fixed with a fixing plate 11 by screws, and the top of the fixing plate 11 is provided with a photoelectric switch 12, which is used for limiting the position of the wheel mechanism 3 when it moves. A tensioning mechanism 4 is provided on one side of the device frame 1, and the tensioning mechanism 4 is used to move with the wheel body mechanism 3 to realize the tensioning work of the paint line conveyor line. The tensioning mechanism 4 includes a mounting plate 41, a tensioning cylinder 42 and a connecting rod 43. The mounting plate 41 is fixedly connected to the side wall of the device frame 1, and the tensioning cylinder 42 is fixed to the surface of the mounting plate 41 by bolts, and the output end of the tensioning cylinder 42 passes through the mounting plate 41 and is fixed with a connecting rod 43, and the connecting rod 43 is fixed to the surface of the pneumatic trolley 31.

[0022] During implementation, the connecting rod 43 is driven to move by the extension and contraction of the tensioning cylinder 42. When the connecting rod 43 moves, it drives the pneumatic trolley 31 to slide along the device frame 1, thereby causing the conveying driving wheel 32 to move, thereby achieving tensioning of the conveyor line.

[0023] Working principle: When the tension of the conveyor line needs to be adjusted, the connecting rod 43 is driven to move by controlling the extension and contraction of the tensioning cylinder 42. When the connecting rod 43 moves, it will drive the pneumatic trolley 31 to slide along the device frame 1, thereby causing the conveying drive wheel 32 to move, thereby achieving the tension of the conveyor line.

[0024] The expansion and contraction amount of the tensioning cylinder 42 in the utility model can be accurately adjusted by the pneumatic pressure regulating valve 22 or the hand valve 24 under the display of the pneumatic pressure gauge 23.

[0025] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A pneumatic cylinder tensioning device for an automatic paint spraying line conveyor line, comprising a device frame (1), characterized in that: A surface shell (2) is installed on one side of the surface of the device frame (1); a wheel body mechanism (3) that can roll back and forth is arranged inside the device frame (1); the wheel body mechanism (3) includes a pneumatic trolley (31) and a conveying drive wheel (32); the pneumatic trolley (31) is rotatably arranged inside the device frame (1), and a circumferentially rotatable conveying drive wheel (32) is installed on the top of the pneumatic trolley (31) through a bearing seat; a tensioning mechanism (4) is arranged on one side of the device frame (1); the tensioning mechanism (4) is used to move with the wheel body mechanism (3) to achieve tensioning of the paint line conveyor line.

2. The pneumatic cylinder tensioner for the automatic painting line conveyor according to claim 1 is characterized in that: Both sides of the surface of the device frame (1) are fixed with fixing plates (11) by means of screws, and a photoelectric switch (12) is installed on the top of the fixing plate (11). The photoelectric switch (12) is used for limiting the position when the wheel body mechanism (3) moves.

3. The pneumatic cylinder tensioner for the automatic painting line conveyor according to claim 1 is characterized in that: The tensioning mechanism (4) comprises a mounting plate (41), a tensioning cylinder (42) and a connecting rod (43); the mounting plate (41) is fixedly connected to the side wall of the device frame (1).

4. The pneumatic cylinder tensioner for the automatic painting line conveyor according to claim 3 is characterized in that: A tensioning cylinder (42) is fixed to the surface of the mounting plate (41) by means of bolts, and an output end of the tensioning cylinder (42) penetrates the mounting plate (41) and is fixed with a connecting rod (43), which is fixedly connected to the surface of the pneumatic trolley (31).

5. The pneumatic cylinder tensioner for the automatic painting line conveyor according to claim 1 is characterized in that: A pneumatic ball valve (21), a pneumatic pressure regulating valve (22) and a pneumatic pressure gauge (23) are installed on the surface of the face shell (2) from left to right. The pneumatic ball valve (21), the pneumatic pressure regulating valve (22) and the pneumatic pressure gauge (23) are respectively used for switch control, pressure regulation and pressure display during air intake of the air pipe.

6. The pneumatic cylinder tensioner for the automatic painting line conveyor according to claim 1 is characterized in that: A hand-operated valve (24) is installed at the left end of the surface of the face shell (2). The hand-operated valve (24) is connected to the tensioning cylinder (42) through an air pipe. The hand-operated valve (24) is used for manual pressure regulation.

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