Tool clamp for machining pull rod mounting hole

Abstract

The utility model relates to a frock clamp for processing pull rod mounting hole, including mounting bottom plate (1), clamp body (2), bearing block (3), clamping screw (4), press plate (5) and compression nut (6), clamp body (2) is fixed in the rear end of mounting bottom plate (1), bearing block (3) is fixed in the front end of mounting bottom plate (1), clamping screw (4) is arranged between clamp body (2) and bearing block (3) and fixed on mounting bottom plate (1), and the press plate (5) is fixed on the mounting bottom plate (1). The pressing plate (5) is arranged above the supporting block (3), an oblong hole is formed in the pressing plate (5), the pressing plate (5) is sleeved on the clamping screw rod (4) through the oblong hole, and the pressing nut (6) is arranged above the pressing plate (5) and is in threaded connection with the clamping screw rod (4). The clamping device is simple and practical in structure, convenient and rapid in clamping operation, capable of achieving machining on a common drilling machine, capable of reducing machining cost and capable of improving machining efficiency.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical manufacturing and processing frock, concretely relates to a frock clamp for processing pull rod mounting hole. BACKGROUND

[0002] In the existing mechanical design manufacturing, often use a kind of pull rod parts for hinged connection or for positioning open slot distance, our company now processes and produces a kind of pull rod parts as shown in Figure 4 And Figure 5 Two ends of the pull rod part are processed with double ears, the double ears are processed with mounting hole, the mounting hole on the double ears of the same end has coaxiality requirement, the distance between the mounting holes of two ends has tolerance requirement, the existing processing method is to process using numerical control processing machine tool, the processing precision of numerical control processing machine tool is used to ensure the distance tolerance requirement between two ends mounting holes, in order to ensure the coaxiality requirement of mounting hole, special processing tool must be used, processing cutting speed is slow, the existing processing method is high in processing cost and low in processing efficiency. SUMMARY

[0003] The utility model discloses a purpose at solving the deficiency of prior art provides a frock clamp for processing pull rod mounting hole, simple structure is practical, and clamping operation is convenient and fast, can be processed on ordinary drilling machine, reduces processing cost, improves processing efficiency.

[0004] The utility model discloses a technical scheme is: a frock clamp for processing pull rod mounting hole, including installation base plate 1, clamping body 2, support block 3, clamping screw 4, pressing plate 5 and pressure nut 6, clamping body 2 is fixed in the rear end of installation base plate 1, support block 3 is fixed in the front end of installation base plate 1, clamping screw 4 is arranged between clamping body 2 and support block 3, and is fixed on installation base plate 1, pressing plate 5 is arranged on the top of support block 3, and long round hole is arranged on it, and it is sleeved on clamping screw 4 through long round hole, pressure nut 6 is arranged on the top of pressing plate 5, and is connected in screw thread with clamping screw 4, the upper end of clamping body 2 is provided with upper drill template 7 on both sides, is provided with middle drill template 8 on both sides in the middle, is provided with positioning table 9 in the middle, the inner side of middle drill template 8 is equipped with positioning face 10, the front end of positioning face 10 is equipped with guide inclined plane 11, and drill jig hole is arranged on upper drill template 7 and middle drill template 8, and both sides of installation base plate 1 are equipped with through hole, the drill jig hole and through hole of the same side are on the same center line.

[0005] The utility model discloses a frock clamp for processing pull rod mounting hole, simple structure is practical, and clamping operation is convenient and fast, can be processed on ordinary drilling machine, reduces processing cost, improves processing efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0006] Figure 1 It is the structural schematic diagram of the utility model,

[0007] Figure 2 is a top view of Figure 1 ,

[0008] Figure 3 is a left view of Figure 1 ,

[0009] Figure 4 is a structural schematic view of a pull rod part,

[0010] Figure 5 is a top view of Figure 4 . DETAILED DESCRIPTION

[0011] The preferred embodiments of the present application will be described in detail below with reference to the drawings, so that the advantages and features of the present application can be more easily understood by those skilled in the art, and the scope of protection of the present application can be more clearly defined.

[0012] As shown in Figure 1 , Figure 2 and Figure 3 , a tool fixture for machining a pull rod mounting hole comprises a mounting base plate 1, a clamping body 2, a supporting block 3, a clamping screw 4, a pressing plate 5 and a pressing nut 6, the clamping body 2 is fixed at the rear end of the mounting base plate 1, the supporting block 3 is fixed at the front end of the mounting base plate 1, the clamping screw 4 is arranged between the clamping body 2 and the supporting block 3 and is fixed on the mounting base plate 1, the pressing plate 5 is arranged above the supporting block 3 and is provided with an oblong hole, and the clamping screw 4 is sleeved on the clamping screw 4 through the oblong hole, the pressing nut 6 is arranged above the pressing plate 5 and is threadedly connected with the clamping screw 4, the upper end of the clamping body 2 is provided with upper drill jig plates 7 on both sides, is provided with middle drill jig plates 8 on both sides in the middle, is provided with a positioning table 9 in the middle, the inner side of the middle drill jig plate 8 is provided with a positioning surface 10, the front end of the positioning surface 10 is provided with a guide inclined surface 11, the upper drill jig plate 7 and the middle drill jig plate 8 are provided with drill jig holes, both sides of the mounting base plate 1 are provided with through holes, and the drill jig holes and the through holes on the same side are on the same center line.

[0013] The tool fixture is fixed on the working platform of the ordinary drilling machine through the mounting base plate, the pull rod part is placed on the mounting base plate, the pull rod part is in contact with the positioning table and the positioning surface, the pressing nut is tightened, the pressing plate is pressed against the pull rod part, at this time, the double lugs at both ends of the pull rod part are located between the upper drill jig plate, the middle drill jig plate and the mounting base plate, when the mounting holes on the double lugs of the pull rod part are machined, the distance tolerance requirement between the mounting holes and the coaxiality requirement of the mounting holes can be ensured through the drill jig holes on the upper drill jig plate and the middle drill jig plate.

[0014] Not limited to this, any change or replacement not thought of through creative labor should be covered in the protection scope of the utility model. Therefore, the protection scope of the utility model should be limited by the protection scope defined in the claims.

Claims

1. A tooling fixture for machining a pull rod mounting hole, characterized by, The utility model relates to a drilling jig, including installation base plate (1), clamping body (2), support block (3), clamping screw (4), pressing plate (5) and compression nut (6), clamping body (2) is fixed in the rear end of installation base plate (1), support block (3) is fixed in the front end of installation base plate (1), clamping screw (4) is set between clamping body (2) and support block (3), and is fixed on installation base plate (1), pressing plate (5) is set in the top of support block (3), is equipped with long round hole on it, is through long round hole and is sleeved on clamping screw (4), compression nut (6) is set in the top of pressing plate (5), and is connected with clamping screw (4) threadedly, the upper end both sides of clamping body (2) are equipped with upper drill template (7), and the middle both sides are equipped with middle drill template (8), and the middle is equipped with positioning platform (9), the inboard of middle drill template (8) is equipped with locating surface (10), the front end of locating surface (10) is equipped with guide inclined plane (11), and upper drill template (7) and middle drill template (8) are equipped with drill jig hole, and the both sides of installation base plate (1) are equipped with through hole, the drill jig hole and the through hole of the same side are on the same center line.

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