Positioning and locking tool for machining end face holes and side holes

Abstract

According to the positioning and locking tool for machining the end face holes and the side holes, the upper plate face of the positioning base is provided with the positioning device which is connected with the two threaded holes in the corresponding positions of the bottom face of the part in a matched mode, and positioning of the positions of the threaded holes in the bottom face of the part is achieved through matching of the positioning device and the two threaded holes; and the part is detachably fixed on the positioning seat through the pressing device, so that the part is fixed on the positioning seat in a fixed direction. According to the structural characteristics of the part, the positioning device for positioning the positions of a plurality of threaded holes in the bottom surface of the part on the positioning seat and the pressing device for pressing and fixing the positioned part on the positioning seat are adopted, so that the positioning and the fixing of the part are realized, convenience is provided for the processing of end surface holes and side holes of the part, and the production efficiency is improved. The problem that parts with end face holes and side holes having angle relations with all holes in the bottom face are inconvenient to machine and position is solved, the consistency of positioning and clamping of all the parts before each time of machining is ensured, the positioning precision and the positioning efficiency are improved, and the machining difficulty and the machining cost are reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to tooling technical field, and specifically relates to a positioning and locking tool for machining end face hole and side hole. BACKGROUND

[0002] When machining the part shown in the figure, the angle relationship between the end face hole and the side hole and the angle relationship between the end face hole and the side hole and each hole in the bottom surface need to be ensured. Figures 4-5 The part 1 has six threaded holes 3 distributed around the central middle threaded hole 2 in the bottom surface, and the included angles of adjacent threaded holes 3 are not completely the same. The part 1 has five end threaded holes 4 irregularly distributed on the end face of the open end, and the end threaded holes 4 have an angle relationship with each threaded hole 3 in the bottom surface. The part 1 has four small holes 5 uniformly distributed on the side wall, which have an angle relationship with each threaded hole 3 in the bottom surface and each end threaded hole 4. When machining the above holes, due to the distribution characteristics of each threaded hole 3 in the bottom surface, without the positioning and locking structure, the position of the part 1 needs to be measured and adjusted each time, which is labor-intensive, time-consuming and laborious to adjust, affects the machining efficiency, and the consistency of positioning and locking before each machining is difficult to guarantee, which seriously affects the machining accuracy of the remaining holes. Therefore, in order to solve the above technical problems, it is necessary to improve. CONTENT OF THE UTILITY MODEL

[0003] The utility model solves the technical problem: provide a kind of positioning and locking tool for machining end face hole and side hole, according to the structural characteristics of part, the orientation of the multiple threaded holes in the bottom surface of part is positioned on positioning seat using positioning device, and the part whose orientation is positioned is fixed on positioning seat using the compression device for compression, realize the fixed orientation of part, provide convenience for the machining of part end face hole and side hole, solve the inconvenient problem of part machining positioning when end face hole and side hole have angle relationship with each hole in bottom surface, ensure the consistency of positioning and clamping before each machining of each part, improve positioning accuracy and positioning efficiency, reduce machining difficulty and machining cost, with higher use value.

[0004] The utility model adopts the technical scheme: positioning and locking tool for machining end face hole and side hole, including positioning seat, the positioning device of two threaded hole adaptive connection corresponding position of part bottom surface is equipped on the plate surface of positioning seat, and the orientation of each threaded hole in the bottom surface of part is positioned by the cooperation of positioning device and two threaded holes.

[0005] Among them, the positioning device includes two positioning convex columns fixed on the end face of positioning seat, and two positioning convex columns are adaptively connected with two threaded holes adjacent to two large-angle threaded holes.

[0006] Further, the height of the positioning convex column is not greater than the depth of the threaded hole.

[0007] Further, the positioning convex column and the positioning seat are integrated.

[0008] Further, the pressing device comprises a pressing plate arranged above the middle threaded hole of the part, a threaded hole is arranged in the middle of the upper end surface of the positioning seat, a bolt passing through the middle through hole of the plate surface of the pressing plate is connected with the threaded hole, and the part is pressed and fixed on the positioning seat by the pressing plate.

[0009] Further, the positioning seat is in the shape of a rectangular plate, and the width of the positioning seat is less than the maximum outer diameter of the part.

[0010] Compared with the prior art, the utility model has the advantages of:

[0011] 1. According to the structural characteristics of the part, the technical scheme adopts the positioning device for positioning the positions of the plurality of threaded holes on the bottom surface of the part on the positioning seat and the pressing device for pressing and fixing the part with the positioned position on the positioning seat, so that the part is fixed in position, and the machining of the end face hole and the side hole of the part is facilitated.

[0012] 2. The technical scheme adopts the structure that two positioning convex columns are respectively matched with two threaded holes adjacent to the two large-angle threaded holes on the bottom surface of the part, so that the consistency of the positioning position before machining each part is realized, and the machining precision of the end face hole and the side hole of the part is ensured.

[0013] 3. The technical scheme has the advantages of simple structure and novel design, solves the problem of inconvenient part machining positioning of the end face hole and the side hole and the holes on the bottom surface with an angle relationship, ensures the consistency of the positioning and clamping of each part before machining each time, improves the positioning precision and the positioning efficiency, reduces the machining difficulty and the machining cost, and has high use value. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a use state schematic view of the utility model;

[0015] Figure 2 It is a structure front view of the utility model;

[0016] Figure 3 It is a structure left view of the utility model;

[0017] Figure 4 It is a part front view;

[0018] Figure 5 It is a part right view. DETAILED DESCRIPTION

[0019] The utility model will be described below with reference to the drawings of the embodiments of the utility model. Figures 1-3The technical solutions of the embodiments of the present application are clearly and completely described, and obviously, the described embodiments are only some of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0020] It should be noted that, in this article, unless otherwise stated, it is understood that: the terms "center", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" and the like are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0021] In this article, the terms "include", "contain" or any other variant thereof are intended to cover non-exclusive inclusion, so that the process, method, article or device including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or device. Without more limitations. The element defined by the statement "includes a..." does not exclude the presence of another identical element in the process, method, article or device that includes the element.

[0022] The positioning and locking tool for machining end face holes and side holes comprises a positioning seat 6, a positioning device is arranged on the upper plate surface of the positioning seat 6 and is adaptedly connected with two threaded holes 3 corresponding to the bottom surface of a part 1, the orientation of each threaded hole 3 on the bottom surface of the part 1 is positioned through the cooperation of the positioning device and the two threaded holes 3, the part 1 is detachably fixed on the positioning seat 6 through a pressing device, and the orientation of the part 1 on the positioning seat 6 is fixed. Figures 1-3 In the above structure, according to the structural characteristics of the part 1, the positioning device for positioning the orientation of the plurality of threaded holes 3 on the bottom surface of the part 1 on the positioning seat 6 and the pressing device for pressing and fixing the part 1 with the fixed orientation on the positioning seat 6 are adopted, the orientation of the part 1 is fixed, and the machining of the end face holes and side holes of the part 1 is facilitated.

[0023] The specific structure of the positioning device is as follows: the positioning device comprises two positioning convex columns 7 fixed on the upper end surface of the positioning seat 6, and the two positioning convex columns 7 are respectively matched with two screw holes 3 adjacent to the two large-angle screw holes 3 of the part 1; specifically, the height of the positioning convex column 7 is not greater than the depth of the screw hole 3; specifically, the positioning convex column 7 and the positioning seat 6 are an integral structure; in the above structure, the structure that two positioning convex columns 7 are respectively matched with two screw holes 3 adjacent to the two large-angle screw holes 3 of the part 1 is adopted, the consistency of the positioning direction of each part 1 before machining is realized, and the machining precision of the end face hole and the side hole of the part 1 is ensured.

[0024] The specific structure of the pressing device is as follows: the pressing device comprises a pressing plate 8 arranged above the middle screw hole 2 of the part 1, a screw hole 9 is arranged in the middle of the upper end surface of the positioning seat 6, a bolt 10 penetrating through the middle through hole of the plate surface of the pressing plate 8 is matched and connected with the screw hole 9, and the part 1 is pressed and fixed on the positioning seat 6 by the pressing plate 8.

[0025] Among them, the positioning seat 6 is in the form of a rectangular plate, and the width of the positioning seat 6 is less than the maximum outer diameter of the part 1.

[0026] The technical scheme has the advantages of simple structure, novel design, solving the problem of inconvenient machining and positioning of the part 1 with the angle relationship between the end face hole, the side hole and the holes on the bottom surface, ensuring the consistency of the positioning and clamping of each part 1 before machining each time, improving the positioning precision and positioning efficiency, reducing the machining difficulty and machining cost, and having high use value.

[0027] For those skilled in the art, it is obvious that the present application is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic characteristics of the present application. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0028] In addition, it should be understood that although the present application is described in the form of embodiments, not every embodiment contains only one independent technical scheme, and the description manner of the specification is only for the sake of clarity, and those skilled in the art should regard the specification as a whole, and the technical schemes in each embodiment can be properly combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A positioning and locking fixture for machining end holes and side holes, characterized in that: The positioning seat (6) is provided with two threaded holes (3) on the plate surface, which are adapted to the positioning device corresponding to the bottom surface of the part (1), and the orientation of each threaded hole (3) on the bottom surface of the part (1) is positioned by the cooperation of the positioning device and the two threaded holes (3). The part (1) is detachably fixed on the positioning seat (6) by the pressing device, and the part (1) is fixed on the positioning seat (6).

2. The positioning and locking tool for end face hole and side hole processing according to claim 1, characterized in that: The positioning device includes two positioning convex columns (7) fixed on the upper end surface of the positioning seat (6), and the two positioning convex columns (7) are adapted to two threaded holes (3) adjacent to the two large-angle threaded holes (3), respectively.

3. The positioning and locking tooling for end face and side hole machining according to claim 2, characterized in that: The height of the positioning convex column (7) is not greater than the depth of the threaded hole (3).

4. The positioning and locking tooling for end face and side hole machining according to claim 3, characterized in that: The positioning convex column (7) and the positioning seat (6) are of an integral structure.

5. The positioning and locking tool for machining end face hole and side hole according to any one of claims 1-4, characterized in that: The pressing device includes a pressing plate (8) arranged above the middle threaded hole (2) of the part (1), a threaded hole (9) is formed in the middle of the upper end surface of the positioning seat (6), a bolt (10) passing through the middle through hole of the plate surface of the pressing plate (8) is adapted to the threaded hole (9), and the part (1) is pressed and fixed on the positioning seat (6) by the pressing plate (8).

6. The positioning and locking tooling for end face and side hole machining according to claim 5, characterized in that: The positioning seat (6) is in the form of a rectangular plate structure, and the width of the positioning seat (6) is less than the maximum outer diameter of the part (1).

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