Turnover air cylinder

Abstract

The utility model relates to an overturning air cylinder which comprises an air cylinder assembly, a base, a transmission block, a connecting shaft assembly and a filling assembly. The air cylinder assembly comprises a cylinder body and a piston rod, and the cylinder body is in driving connection with the piston rod to achieve reciprocating rectilinear motion of the piston rod. The base is mechanically connected with the air cylinder assembly. The transmission block is hinged to the base through the connecting shaft assembly so that the transmission block can rotate around the connecting shaft assembly. The piston rod and the transmission block are in transmission in a gear-rack matching mode and used for driving the transmission block to rotate. The filling assembly is arranged on the base and used for filling lubricating oil or lubricating grease so as to lubricate the piston rod and the transmission block. The utility model has the advantages of reasonable design, stable and quick movement, compact structure, space saving, good lubricating effect, convenience in lubricating grease filling and longer service life, is suitable for batch production of automatic production, and adapts to the specific requirements of users.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the automatic production technical field relates to a turnover cylinder. BACKGROUND

[0002] With the development of intelligent manufacturing technology, in the manufacturing and assembly field such as automobile, ship, aerospace, in the automatic production line, the working posture of the parts or tooling fixture needs to be adjusted constantly, the structure of some turnover mechanisms in the existing production line is relatively complex, occupies larger space, the structure is not compact enough, and it is not convenient to add lubricating oil, the wear is large, and the specific needs of users cannot be met, therefore, a new type of turnover cylinder is needed to solve the above problems. CONTENT OF THE UTILITY MODEL

[0003] The utility model aims at providing a kind of turnover cylinder, solve the quick turnover problem of some parts or fixture, positioning accuracy is high, response is fast, it is suitable for batch production assembly in automatic production line, adapts the specific needs of user.

[0004] To achieve the above object, the embodiment of the utility model provides a kind of turnover cylinder, comprising: cylinder assembly, pedestal, transmission block, connecting shaft assembly, filling assembly;Wherein the cylinder assembly includes: cylinder body, piston rod, the cylinder body is driven connection with the piston rod for realizing the reciprocating linear motion of the piston rod;The pedestal is mechanically connected with the cylinder assembly, the transmission block is hinged with the pedestal by the connecting shaft assembly for realizing the rotation of the transmission block around the connecting shaft assembly;The piston rod is gear rack matched transmission connection with the transmission block for driving the transmission block to rotate;The filling assembly is set on the pedestal for filling lubricating oil or grease to realize the lubrication of the piston rod, the transmission block.

[0005] Further, the upper end of the piston rod is provided with a plurality of teeth, the transmission block is provided with a meshing part, the meshing part is at least one quarter of a cylindrical structure, the meshing part is provided with a plurality of teeth for realizing the gear rack matched connection with the upper end of the piston rod.

[0006] Further, the pedestal is provided with pedestal cavity and pedestal opening, the piston rod and the transmission block are arranged in the pedestal cavity, the lower end of the piston rod is connected with the shaft hole of the pedestal opening, the cylinder body drives the piston rod to reciprocate linearly in the pedestal cavity;The filling assembly is connected with the pedestal cavity for filling lubricating oil or grease.

[0007] Further, it further includes: turnover flat plate, the turnover flat plate is mechanically connected with the transmission block for realizing the common turnover action of the turnover flat plate and the transmission block.

[0008] Further, it also comprises at least one first positioning column and at least one second positioning column, the first positioning column and the second positioning column are arranged on the base, the first positioning column is in contact with the overturning flat plate to limit the position of the overturning flat plate in one direction, and the second positioning column is in contact with the overturning flat plate to limit the position of the overturning flat plate in another direction.

[0009] Optionally, it also comprises an adjusting gasket arranged in the base cavity on the base and in contact with the piston rod to adjust the fitting gap between the piston rod and the transmission block.

[0010] The utility model relates to a kind of overturning cylinders, beneficial effect is that: the utility model provides a kind of overturning cylinder, utilizes the unique structure design of piston rod, base, transmission block to realize the overturning action of overturning cylinder, movement is stable and fast, compact structure, save space;Lubrication is facilitated to overturning cylinder using filling assembly, lubricating grease filling is convenient and fast, reduces the wear and tear of movement, improves service life, the overturning cylinder provided by the utility model is suitable for batch production assembly of automatic production, adapts to user specific needs, can be used in the assembly field of automobile, ship, aerospace etc. DRAWINGS

[0011] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the drawings of the embodiments will be simply introduced below, and obviously, the drawings in the following description only relate to some embodiments of the utility model, and are not limited to the utility model.

[0012] Figure 1 The utility model provides a kind of overturning cylinder perspective view for the embodiment of the utility model;

[0013] Figure 2 The utility model provides a kind of overturning cylinder front view for the embodiment of the utility model;

[0014] Figure 3 The utility model provides a kind of overturning cylinder partial perspective view for the embodiment of the utility model No.

[0015] Figure 4 The utility model provides a kind of overturning cylinder partial perspective view for the embodiment of the utility model No.

[0016] Figure 5 The utility model provides a kind of base perspective view for the embodiment of the utility model;

[0017] Figure 6 The utility model provides a kind of base plan view for the embodiment of the utility model;

[0018] Figure 7This is a three-dimensional structural diagram of the transmission block provided in an embodiment of the present utility model.

[0019] In the picture:

[0020] 1. Cylinder assembly; 101. Cylinder body; 102. Piston rod; 2. Base; 201. Base cavity; 202. Base opening; 3. Transmission block; 301. Engaging part; 4. Connecting shaft assembly; 5. Tilting plate; 6. Filling assembly; 7. First positioning pin; 8. Second positioning pin; 9. Adjusting shim. Detailed Implementation

[0021] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some, not all, of the embodiments of this utility model. All other embodiments obtained by those skilled in the art based on the described embodiments of this utility model without creative effort are within the scope of protection of this utility model.

[0022] Unless otherwise defined, the technical or scientific terms used in this disclosure should have the ordinary meaning understood by one of ordinary skill in the art to which this disclosure pertains. It should be noted that terms such as "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," "front," and "rear," indicating orientation or positional relationships based on the orientation or positional relationships shown in the accompanying drawings, are used only for the convenience of describing the present invention and for simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention. Furthermore, terms such as "first," "second," "third," and "fourth," etc., are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0023] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0024] The following is a detailed description of a tilting cylinder provided by an embodiment of the present invention, with reference to the accompanying drawings.

[0025] Example

[0026] Figure 1A three-dimensional structure diagram of the turnover air cylinder is shown. Figure 2 A front view of the turnover air cylinder is shown. Figure 3 One of the partial three-dimensional structure diagrams of the turnover air cylinder is shown. Figure 4 The other of the partial three-dimensional structure diagrams of the turnover air cylinder is shown. Figure 5 A three-dimensional structure diagram of the base is shown. Figure 6 A top view of the base is shown. Figure 7 A three-dimensional structure diagram of the transmission block is shown. Figures 1 to 7 The turnover air cylinder is suitable for providing a turnover action for parts or tooling fixtures, and facilitates automatic production. The turnover air cylinder comprises a cylinder assembly 1, a base 2, a transmission block 3, a connecting shaft assembly 4, a turnover flat plate 5, and a filling assembly 6. The cylinder assembly 1 comprises a cylinder body 101 and a piston rod 102. The cylinder body 101 is drivingly connected with the piston rod 102 to realize the reciprocating linear motion of the piston rod 102. The reciprocating linear motion of the piston rod 102 is realized by controlling the gas supply of the cylinder body 101. The gas supply of the cylinder body 101 is generally provided by a gas supply system of a production line. The embodiment fully utilizes the fast response speed of the cylinder assembly 1. The base 2 is mechanically connected with the cylinder assembly 1 to realize the mechanical fixation of the base 2, so that the base 2 is mechanically connected with the cylinder body 101. The transmission block 3 is hingedly connected with the base 2 through the connecting shaft assembly 4 to realize the rotation of the transmission block 3 around the connecting shaft assembly 4. The rotation range of the transmission block 3 is generally not less than 90 degrees, so that the transmission block 3 and the turnover flat plate 5 can at least maintain the horizontal and vertical states. The turnover flat plate 5 is mechanically connected with the transmission block 3 to realize the common turnover action of the turnover flat plate 5 and the transmission block 3. The piston rod 102 is drivingly connected with the transmission block 3 through gear and rack cooperation to drive the transmission block 3 to rotate, so as to realize any posture between 0 degrees and 90 degrees of the transmission block 3 and the turnover flat plate 5, thereby realizing the turnover action of the turnover flat plate 5 and the parts or tooling fixtures installed thereon. The piston rod 102 and the transmission block 3 are connected through the gear and rack cooperation, so that the transmission efficiency is high, the structure is compact, and the motion space is saved. The filling assembly 6 is arranged on the base 2 to fill lubricating oil or grease to realize the lubrication of the piston rod 102 and the transmission block 3, thereby reducing the motion wear of the moving parts in the turnover air cylinder, such as the piston rod 102 and the transmission block 3, improving the service life, reducing the motion noise, making the motion more smooth, and simultaneously realizing the convenient and fast filling of the lubricating oil or grease, effectively preventing the inconvenience of filling the lubricating oil or grease due to the relatively closed internal space of the base 2 or the shielding of other parts.

[0027] The utility model embodiment provides a kind of turnover cylinder, specifically, piston rod 102 upper end side is provided with several gear teeth, which is set into rack structure, driving block 3 is provided with meshing portion 301, meshing portion 301 is at least one quarter cylindrical structure, meshing portion 301 is provided with several gear teeth for realizing the gear rack cooperation connection with the gear of piston rod 102 upper end, meshing portion 301 is at least one quarter cylindrical structure design ensures that the movement range of driving block 3 is not less than 90 degrees, to realize the horizontal state and vertical state of driving block 3 and turnover flat plate 5, here certainly can also realize the any turnover angle state of driving block 3 and turnover flat plate 5 0 degrees to 90 degrees middle, can adapt to more demand scenarios of user.

[0028] The utility model embodiment provides a kind of turnover cylinder, more specifically, wherein base 2 is provided with base cavity 201, base aperture 202, and wherein piston rod 102, driving block 3 are all arranged in base cavity 201, so that the protection of piston rod 102, driving block 3 in it can be realized using base 2, avoid knock, improve work reliability, it can also reduce the pollution of external dust etc., using the relatively closed space of base cavity 201 also facilitates to realize that filling assembly 6 is connected with base cavity 201 for filling lubricating oil or grease, improve the movement smoothness of gear rack, reduce movement wear, improve the service life of moving part in turnover cylinder. The lower end of piston rod 102 is connected with base aperture 202 with shaft hole cooperation, piston rod 102 is driven in base cavity 201 reciprocating linear motion using cylinder body 101, piston rod 102 movement can be more stable using base aperture 202, improve movement precision, reduce the shaking phenomenon in the movement process of piston rod 102.

[0029] The utility model embodiment provides a kind of turnover cylinder, as further design improvement, still include: at least one first positioning column 7, at least one second positioning column 8, first positioning column 7, second positioning column 8 are all arranged on base 2, wherein the setting number of first positioning column 7, second positioning column 8 can be adjusted according to the shape or load-bearing demand of turnover flat plate 5; Figure 3In the embodiment of the utility model, the first positioning column 7 is arranged in two, and is arranged above the base 2 and is uniformly distributed, the first positioning column 7 is in contact with the overturning flat plate 5 to limit the position of the overturning flat plate 5 in one direction (when the overturning flat plate 5 is in the horizontal state), so that the overturning flat plate 5 is more stably supported, the second positioning column 8 is also arranged in two, and is arranged on the side of the base 2 and is uniformly distributed, the second positioning column 8 is in contact with the overturning flat plate 5 to limit the position of the overturning flat plate 5 in the other direction (when the overturning flat plate 5 is in the vertical state), so that the overturning flat plate 5 is more stably supported, the first positioning column 7 and the second positioning column 8 are used to improve the positioning accuracy of the overturning cylinder, and the first positioning column 7 and the second positioning column 8 can also be arranged as threaded studs, so that the height is convenient to adjust, and the limiting point of the overturning flat plate 5 is easy to adjust.

[0030] In the embodiment of the utility model, as further design improvement, the utility model also comprises: an adjusting gasket 9 arranged in the base cavity 201 on the base 2 and in contact with the piston rod 102 to adjust the cooperation gap between the piston rod 102 and the transmission block 3, the adjusting gasket 9 is mechanically fixed on the base 2, the adjusting gasket 9 is in contact with the side surface of the upper end of the piston rod 102 without gear teeth, the cooperation gap between the piston rod 102 and the transmission block 3 can be adjusted by replacing the adjusting gasket 9 with different thickness, so that the movement is smoother, and the transmission block 3 and the overturning flat plate 5 are prevented from shaking due to the too large movement gap of the gear and the rack.

[0031] Compared with the prior art, the utility model provides a kind of overturning cylinder, and the specific structure of piston rod 102, base 2 and transmission block 3 is used to realize the overturning action of overturning cylinder, movement is stable and fast, compact structure, save space;Lubrication of overturning cylinder is facilitated by using filling assembly 6, lubricating grease is filled conveniently and quickly, movement wear is reduced, and service life is improved, the overturning cylinder provided by the utility model is suitable for batch production assembly of automatic production, adapts to specific needs of user, and can be used in assembly field such as automobile, ship, aerospace etc.

[0032] The following points need to be explained:

[0033] (1) Unless otherwise defined, the same reference numbers in the embodiments of the utility model and the drawings represent the same meaning.

[0034] (2) The drawings of the embodiments of the utility model only involve the structure related to the embodiments of the utility model, and other structures can refer to the usual design.

[0035] (3) For the sake of clarity, some structures in the drawings used to describe the embodiments of the utility model may be enlarged or reduced, that is, these drawings are not drawn according to the actual proportion.

[0036] (4) In the case of no conflict, the embodiments of the utility model and the features in the embodiments can be combined with each other to obtain new embodiments.

[0037] The above is only a specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can easily think of changes or replacements within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model. Therefore, the protection scope of the utility model should be subject to the protection scope of the claims.

Claims

1. A tilting cylinder, characterized in that, include: The cylinder assembly (1), base (2), transmission block (3), connecting shaft assembly (4), and filling assembly (6) are provided. The cylinder assembly (1) includes a cylinder body (101) and a piston rod (102). The cylinder body (101) and the piston rod (102) are driven together to realize the reciprocating linear motion of the piston rod (102). The base (2) is mechanically connected to the cylinder assembly (1). The transmission block (3) is hinged to the base (2) through the connecting shaft assembly (4) to realize the rotation of the transmission block (3) around the connecting shaft assembly (4). The piston rod (102) and the transmission block (3) are connected by a gear and rack to drive the transmission block (3) to rotate. The filling assembly (6) is provided on the base (2) to add lubricating oil or grease to lubricate the piston rod (102) and the transmission block (3).

2. The tilting cylinder according to claim 1, characterized in that, The piston rod (102) has a number of gear teeth at its upper end, and the transmission block (3) has a meshing part (301). The meshing part (301) is at least a quarter-cylindrical structure. The meshing part (301) has a number of gear teeth for engaging with the gear rack at the upper end of the piston rod (102).

3. The tilting cylinder according to claim 2, characterized in that, The base (2) is provided with a base cavity (201) and a base opening (202). The piston rod (102) and the transmission block (3) are both provided in the base cavity (201). The lower end of the piston rod (102) is connected to the base opening (202) by a shaft hole fit. The cylinder (101) drives the piston rod (102) to perform reciprocating linear motion in the base cavity (201). The filling component (6) is connected to the base cavity (201) and is used to fill with lubricating oil or grease.

4. The tilting cylinder according to claim 3, characterized in that, Also includes: A flip plate (5) is mechanically connected to the transmission block (3) to achieve the joint flipping action of the flip plate (5) and the transmission block (3).

5. The tilting cylinder according to claim 4, characterized in that, Also includes: At least one first positioning post (7) and at least one second positioning post (8) are provided on the base (2). The first positioning post (7) is in contact with the flip plate (5) to achieve position limiting of the flip plate (5) in one direction. The second positioning post (8) is in contact with the flip plate (5) to achieve position limiting of the flip plate (5) in another direction.

6. The tilting cylinder according to any one of claims 3-5, characterized in that, It also includes: an adjusting shim (9), which is disposed in the base cavity (201) on the base (2) and is in contact with the piston rod (102) to realize the adjustment of the fit clearance between the piston rod (102) and the transmission block (3).

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