Connecting rod oilhole adds clamping apparatus
The utility model relates to a connecting rod processing technology field specifically is a connecting rod oilhole adds clamping apparatus.
The connecting rod group comprises a connecting rod body, a connecting rod big end cover, a connecting rod small end bushing, a connecting rod big end bearing bush, a connecting rod bolt (or screw) and the like. The connecting rod group bears the action of gas force transmitted by the piston pin, the action of self swinging and reciprocating inertia force of the piston group, and the magnitude and the direction of the force are periodically changed.
The in-process of current connecting rod oilhole processing is generally fixed the work piece through the threaded rod, and at the in-process of processing, the not hard up condition appears easily in the threaded rod, reduces the fixed effect of work piece, and the adjustment is very inconvenient when setting up the work piece of different models simultaneously, reduces the practicality of production.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a connecting rod oilhole adds clamping apparatus to the in-process of processing that proposes in the solution background art, the threaded rod appears not hard up the condition easily, reduces the fixed effect of work piece, and it is very inconvenient to adjust simultaneously when setting up the work piece of different models, reduces the problem of the practicality of production.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a connecting rod oilhole adds clamping apparatus, includes unable adjustment base, the unable adjustment base upper end is equipped with 4 fixed columns, and the last pot head of fixed column is equipped with the mount to the mount inboard is equipped with the slide bar, the inside cavity form that is of slide bar, and the section of slide bar is the rectangle to the slide bar outer wall is fixed with the work piece dead lever of level form, the outside cover of slide bar is equipped with the sliding seat of "U" shape, and the upper end of sliding seat is equipped with fixed cover to the fixed cover outside is equipped with the fixed screw, the lower extreme of fixed cover is fixed with the linkage piece, the removal hole has been seted up to the slide bar upper end, and the inside transmission screw that is provided with of slide bar, the outer wall of mount is.
Preferably, the fixing frame is in an inverted T shape, and the fixing frames are symmetrically distributed around the central line of the fixing base.
Preferably, a workpiece moving rod is arranged outside the sliding seat, and the workpiece moving rod and the workpiece fixing rod are located on the same straight line.
Preferably, the bearings are sleeved at two ends of the transmission screw, and one end of the transmission screw is connected with a rotating shaft of the driving motor through the coupler.
Preferably, the inside of the moving hole is in a strip shape, and the moving hole is positioned right above the transmission screw rod.
Preferably, the external width of the linkage block is smaller than the internal width of the moving hole, and a threaded hole matched with the external thread of the transmission screw is formed in the outer part of the linkage block.
Compared with the prior art, the beneficial effects of the utility model are that: the connecting rod oil hole machining clamp is internally provided with an electric driving structure, the position of a threaded rod can be fixed, the phenomenon that the threaded rod is loosened is avoided, and meanwhile, the device is provided with a sliding fixing structure and can fix workpieces with different lengths. The fixing frame of the device plays a role in fixing the sliding rod, meanwhile, the moving hole above the sliding rod plays a role in accommodating the linkage block, and the transmission screw can push the linkage block to move when rotating, so that the linkage block can push the sliding seat to move on the sliding rod, and the position of the workpiece moving rod is controlled.
FIG. 1 is a schematic structural view of a connecting rod oil hole machining fixture of the present invention;
FIG. 2 is a top view of a sliding rod of the connecting rod oil hole machining fixture of the present invention;
fig. 3 is a cross-sectional view of a-a in fig. 1 of the connecting rod oil hole processing clamp of the present invention.
In the figure: 1. the device comprises a fixed base, 2, a fixed column, 3, a fixed frame, 4, a sliding rod, 5, a workpiece fixed rod, 6, a fixed cover, 7, a sliding seat, 8, a workpiece moving rod, 9, a transmission screw rod, 10, a driving motor, 11, a fixed screw, 12, a moving hole, 13 and a linkage block.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a connecting rod oil hole processing clamp comprises a fixed base 1, wherein 4 fixed columns 2 are arranged at the upper end of the fixed base 1, a fixed frame 3 is sleeved at the upper end of each fixed column 2, a sliding rod 4 is arranged on the inner side of the fixed frame 3, the outer part of the fixed frame 3 is inverted T-shaped, the fixed frames 3 are symmetrically distributed about the central line of the fixed base 1, the fixed frame 3 with the structure has the functions of fixing the sliding rod 4 and a driving motor 10, the sliding rod 4 is positioned above the fixed base 1, two sides of the lower end of the fixed frame 3 are convex, the two sides of the fixed frame 3 can be fixed on the fixed columns 2 in a protruding mode, the inner part of the sliding rod 4 is hollow, the section of the sliding rod 4 is rectangular, a horizontal workpiece fixing rod 5 is fixed on the outer wall of the sliding rod 4, a U-shaped sliding seat 7 is sleeved on the outer part of the sliding rod 4, a fixing cover 6 is arranged at the upper end, the outer part of the sliding seat 7 is provided with a workpiece moving rod 8, the workpiece moving rod 8 and the workpiece fixing rod 5 are positioned on the same straight line, the workpiece moving rod 8 outside the sliding seat 7 of the structure plays a role of fixing a workpiece, the workpiece is fixed through the fixing cover 6 and the workpiece moving rod 8 to be positioned at the outer side of the sliding rod 4, the lower end of the fixing cover 6 is fixed with a linkage block 13, the outer width of the linkage block 13 is smaller than the inner width of the moving hole 12, the outer part of the linkage block 13 is provided with a threaded hole matched with the external thread of the transmission lead screw 9, the threaded hole outside the linkage block 13 of the structure plays a role of accommodating the transmission lead screw 9, so that the transmission lead screw 9 pushes the linkage block 13 to move through the thread when the transmission lead screw 9 rotates, the linkage block 13 can penetrate through the moving hole 12 to be connected to the fixing cover 6, the upper end of the sliding rod 4 is provided with the moving hole, and the inside drive screw 9 that is provided with of slide bar 4, drive screw 9 both ends cover is equipped with the bearing, and drive screw 9 one end is connected with driving motor 10's pivot through the shaft coupling, the drive screw 9 of this structure passes through the bearing setting in slide bar 4, drive screw 9 can rotate through the bearing like this, and driving motor 10 can drive screw 9 through the shaft coupling and rotate, it is the bar to remove the hole 12 inside, and remove hole 12 and be located drive screw 9 directly over, the removal hole 12 of this structure plays the effect of fixed linkage piece 13 removal route, prevent that crooked condition from appearing in linkage piece 13, the outer wall of mount 3 is equipped with driving motor 10.
The working principle is as follows: when the connecting rod oil hole machining clamp is used, firstly, the fixing base 1 of the device is arranged at a proper position, then, one end of a workpiece is sleeved on the workpiece fixing rod 5, then, the driving motor 10 drives the driving screw 9 to rotate, the driving screw 9 can push the linkage block 13 to move in the moving hole 12 when rotating, the linkage block 13 can drive the fixing cover 6 and the sliding seat 7 to move until the workpiece moving rod 8 on the outer wall of the sliding seat 7 can be clamped on the workpiece, the position of the workpiece can be fixed through the workpiece moving rod 8 and the workpiece fixing rod 5, then, the workpiece can be machined, in the later maintenance process, the fixing screw 11 can be detached from the fixing cover 6, then, the sliding seat 7 can be detached from the lower end of the sliding rod 4, and the workpiece moving rod 8 can be replaced, thereby completing a series of works.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.