The utility model has the following contents:
the utility model aims at providing a novel centre gripping is equipped in wheel pair machining process just for solving above-mentioned problem, has solved current spoke mechanical clamping and has equipped the centre gripping that is mostly the unilateral, therefore the work piece takes place the centre gripping skew very easily in the processing of high strength to the centre gripping that leads to the work piece is not stable enough, the problem that the efficiency of clamping is also lower in addition.
In order to solve the above problem, the utility model provides a technical scheme: the utility model provides a centre gripping is equipped in novel wheel set machining process, its innovation point lies in: the centering device comprises a fixed seat, a longitudinal oil cylinder, a longitudinal clamping block, a centering driving device, a mounting seat, a transverse oil cylinder and a transverse clamping block; the number of the longitudinal oil cylinders is two, the two longitudinal oil cylinders are symmetrically arranged and are respectively and fixedly connected to the front position and the rear position on the fixed seat, and the inner sides of the two longitudinal oil cylinders are fixedly connected with longitudinal clamping blocks; the number of the transverse oil cylinders is two, the two transverse oil cylinders are symmetrically arranged and are respectively and fixedly connected to the left side and the right side of the upper surface of the fixing seat, and the inner sides of the two transverse oil cylinders are fixedly connected with transverse clamping blocks; the centering driving device is fixedly connected to the mounting seat and is connected with the corresponding longitudinal oil cylinder and the corresponding transverse oil cylinder through oil pipes.
Preferably, the specific structure of the centering driving device comprises a first fixed seat, a first oil cavity, a first piston rod, a first connecting seat, a first connecting shaft, a first long groove, a connecting arm, a driving oil cylinder, a second long groove, a second connecting shaft, a second connecting seat, a second piston rod, a second fixed seat, a second oil cavity, a second oil pipe and a first oil pipe; the first fixing seat is fixedly connected to the right rear side of the upper surface of the mounting seat, oil cavities I are formed in the front and rear inner parts of the left side of the first fixing seat, and right openings of the oil cavities I are respectively connected with corresponding longitudinal oil cylinders through oil pipes I; the two piston rods I are respectively movably connected to the outer parts of the right sides of the two piston rods I in the corresponding oil cavities I, and the left side end parts of the two piston rods I are respectively fixedly connected with the front and rear positions of the right side of the connecting seat I; the second fixing seat is fixedly connected to the right front side of the upper surface of the mounting seat, oil cavities II are formed in the front and back inner parts of the left side of the second fixing seat, and right openings of the oil cavities II are respectively connected with corresponding transverse oil cylinders through second oil pipes; the two piston rods are respectively movably connected with the outer parts of the right sides of the two piston rods in the corresponding oil cavities, and the left side end parts of the two piston rods are respectively fixedly connected with the front and back positions of the right sides of the connecting seat II; the driving oil cylinder is transversely and fixedly connected to the center of the top surface of the left side of the mounting seat, and the right side of the driving oil cylinder is hinged with the center of the left side of the connecting arm; a first elongated slot is formed in the rear side of the connecting arm, and a second elongated slot is formed in the front side of the connecting arm; the first connecting shaft is fixedly connected to the center of the left side of the first connecting seat, and the outer part of the first connecting shaft is movably connected to the inner part of the first elongated slot; the second connecting shaft is fixedly connected to the center of the left side of the second connecting seat, and the outer portion of the second connecting shaft is movably connected to the inner portion of the second elongated slot.
Preferably, the first piston rod is parallel to the second piston rod.
Preferably, the inner diameter of the first oil cavity is equal to the inner diameter of the second oil cavity.
Preferably, the inner sides of the longitudinal clamping blocks and the transverse clamping blocks are both in a V shape.
Preferably, the edge of the fixing seat is provided with a plurality of fixing holes.
The utility model has the advantages that:
(1) The utility model has the advantages of reasonable and simple structure, low in production cost, simple to operate, it is multiple functional, two oil pockets that set up among the drive arrangement here are one to satisfied two vertical hydro-cylinder synchronous drive's needs, two oil pockets two also can satisfy two horizontal hydro-cylinder synchronous drive's needs on the same principle, thereby ensured the tight precision of centering clamp.
(2) The utility model discloses a drive cylinder who sets up among the centering drive arrangement to can order about all vertical hydro-cylinders and horizontal hydro-cylinder centre gripping spoke together through its extension, just also improve the efficiency of clamping.
(3) The utility model discloses in the linking arm that sets up, can ensure to press from both sides tightly after two vertical hydro-cylinders press from both sides tight the continuation that can not influence two horizontal hydro-cylinders tightly to guaranteed that all vertical hydro-cylinders and horizontal hydro-cylinder are the reliability and the stability of centre gripping together, also guaranteed reliability and stability in the spoke course of working just.
The specific implementation mode is as follows:
example 1
As shown in fig. 1, the following technical solutions are adopted in the present embodiment: a novel clamping device in a wheel pair machining process comprises a fixed seat 1, a longitudinal oil cylinder 2, a longitudinal clamping block 3, a centering driving device 4, a mounting seat 5, a transverse oil cylinder 6 and a transverse clamping block 7; the number of the longitudinal oil cylinders 2 is two, the two longitudinal oil cylinders 2 are symmetrically arranged and are respectively and fixedly connected to the front and rear positions on the fixed seat 1, and the inner sides of the two longitudinal oil cylinders 2 are respectively and fixedly connected with the longitudinal clamping blocks 3; the number of the transverse oil cylinders 6 is two, the two transverse oil cylinders 6 are symmetrically arranged and are respectively and fixedly connected to the left side and the right side of the upper surface of the fixed seat 1, and the inner sides of the two transverse oil cylinders 6 are fixedly connected with transverse clamping blocks 7; the centering driving device 4 is fixedly connected to the mounting seat 5, and the centering driving device 4 is connected with the corresponding longitudinal oil cylinder 2 and the corresponding transverse oil cylinder 6 through oil pipes.
Example 2
As shown in fig. 1, the following technical solutions are adopted in the present embodiment: a novel clamping device in a wheel pair machining process comprises a fixed seat 1, a longitudinal oil cylinder 2, a longitudinal clamping block 3, a centering driving device 4, a mounting seat 5, a transverse oil cylinder 6 and a transverse clamping block 7; the number of the longitudinal oil cylinders 2 is two, the two longitudinal oil cylinders 2 are symmetrically arranged and are respectively and fixedly connected to the front position and the rear position on the fixed seat 1, and the inner sides of the two longitudinal oil cylinders 2 are fixedly connected with longitudinal clamping blocks 3; the number of the transverse oil cylinders 6 is two, the two transverse oil cylinders 6 are symmetrically arranged and are respectively and fixedly connected to the left side and the right side of the upper surface of the fixed seat 1, and the inner sides of the two transverse oil cylinders 6 are respectively and fixedly connected with a transverse clamping block 7; the centering driving device 4 is fixedly connected to the mounting seat 5, and the centering driving device 4 is connected with the corresponding longitudinal oil cylinder 2 and the corresponding transverse oil cylinder 6 through oil pipes.
As shown in fig. 2, the specific structure of the centering driving device 4 includes a first fixing seat 41, a first oil cavity 42, a first piston rod 43, a first connecting seat 44, a first connecting shaft 45, a first elongated slot 46, a connecting arm 47, a driving oil cylinder 48, a second elongated slot 49, a second connecting shaft 410, a second connecting seat 411, a second piston rod 412, a second fixing seat 413, a second oil cavity 414, a second oil pipe 415, and a first oil pipe 416; the first fixing seat 41 is fixedly connected to the right rear side of the upper surface of the mounting seat 5, oil cavities 42 are formed in the front and rear inner portions of the left side of the first fixing seat 41, and right openings of the oil cavities 42 are connected with the corresponding longitudinal oil cylinders 2 through oil pipes 416 respectively; the number of the first piston rods 43 is two, the outer parts of the right sides of the first piston rods 43 are movably connected with the inner parts of the corresponding first oil cavities 42 respectively, and the left side end parts of the first piston rods 43 are fixedly connected with the front and rear positions of the right sides of the first connecting seats 44 respectively; the second fixing seat 413 is fixedly connected to the right front side of the upper surface of the mounting seat 5, oil cavities 414 are formed in the front and back inner parts of the left side of the second fixing seat 413, and right openings of the oil cavities 414 are respectively connected with the corresponding transverse oil cylinders 6 through oil pipes 415; the number of the second piston rods 412 is two, the outer parts of the right sides of the two second piston rods 412 are movably connected with the inner parts of the corresponding second oil cavities 414 respectively, and the left side end parts of the two second piston rods 412 are fixedly connected with the front and rear positions of the right side of the second connecting seat 411 respectively; the driving oil cylinder 48 is transversely and fixedly connected to the center of the top surface of the left side of the mounting seat 5, and the right side of the driving oil cylinder 48 is hinged with the center of the left side of the connecting arm 47; an elongated slot I46 is formed in the rear side of the connecting arm 47, and an elongated slot II 49 is formed in the front side of the connecting arm 47; the first connecting shaft 45 is fixedly connected to the center of the left side of the first connecting seat 44, and the outer part of the first connecting shaft 45 is movably connected to the inner part of the first long groove 46; the second connecting shaft 410 is fixedly connected to the center of the left side of the second connecting seat 411, and the outside of the second connecting shaft 410 is movably connected to the inside of the second long groove 49.
The first piston rod 43 is parallel to the second piston rod 412, so that the reliability and stability of the movement of the first piston rod 43 and the second piston rod 412 together are ensured; the inner diameter of the first oil cavity 42 is equal to that of the second oil cavity 414; the inner sides of the longitudinal clamping block 3 and the transverse clamping block 7 are both in a V shape, so that the centering and positioning effect after clamping is ensured; a plurality of fixing holes are formed in the edge of the fixing seat 1, so that the fixing seat 1 can be directly installed and fixed on a machine tool workbench.
The utility model discloses a user state does: the utility model has the advantages of reasonable structure simply, low in production cost, high durability and convenient installation, multiple functional, in use, at first place the spoke central authorities above fixing base 1, then make linking arm 47 through driving oil cylinder 48 drive connecting seat 44 and connecting seat two 411 move to the right side together, and the right side of connecting seat one 44 and connecting seat two 411 moves then drive piston rod one 43 and piston rod two 412 move to the right side and carry hydraulic oil for vertical hydro-cylinder 2 and horizontal hydro-cylinder 6 through oil pipe one 416 and oil pipe two 415, thereby can clip the spoke all around through vertical clamp splice 3 and horizontal clamp splice 7 centering together, just also improved the reliability and the stability of centre gripping, two oil pocket one 42 that set up in here driving device 4, thereby satisfied two vertical hydro-cylinder 2 synchro-driven's needs, two oil pocket two 414 also can satisfy two horizontal hydro-cylinder 6 synchro-driven needs, thereby guaranteed the precision of centering clamping, a driving oil cylinder 48 that sets up in the centering driving device 4 in addition, thereby can not influence the reliability of vertical hydro-cylinder 2 and horizontal hydro-cylinder 6 reliability together through its extension and guaranteed that the stability of clamping hydro-cylinder 2 and horizontal hydro-cylinder 6 is in the process reliability together.
The control mode of the present invention is controlled by manual starting or by the existing automation technology, the connection diagram of the power element and the supply of the power source belong to the common knowledge in the field, and the present invention is mainly used for protecting the mechanical device, so the present invention does not explain the control mode and the wiring arrangement in detail.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, and it should be understood by those skilled in the art that the present invention is not limited by the above embodiments, which are only illustrative, but also various changes and modifications may be made without departing from the spirit and scope of the present invention, which fall within the scope of the present invention as claimed, which is defined by the appended claims and their equivalents.