CN223630031U - Indexing alignment template for split boring - Google Patents

Abstract

The utility model discloses an indexing alignment template for split boring, which comprises a template body, wherein alignment marks and two sets of connecting hole groups corresponding to two parts are arranged on the template body. The indexing and alignment device is respectively used for indexing and aligning the rotating wheel body and the operating frame in single piece processing of the numerical control boring machine, and can ensure the consistency of positions between shaft holes of each group of the rotating wheel body and corresponding lug holes of the operating frame, thereby realizing split type processing of the rotating wheel body and the operating frame.

Description

Indexing alignment template for split boring

Technical Field

The utility model relates to an indexing alignment template for split boring, and belongs to the technical field of machining tools.

Background

The rotating wheel body blade shaft hole of the rotating blade water turbine and the corresponding lug hole of the operating frame have high requirements on the relative position precision, and the technological scheme in the industry at present is to assemble the two parts together, and simultaneously bore the rotating wheel body shaft hole and the lug hole of the operating frame by utilizing a rotary workbench on a numerical control boring machine so as to meet the high precision requirements. The technical scheme has the following defects:

1. In the prior art, the rotating wheel body and the operating frame are required to be assembled into a whole by using a connecting tool, so that the requirements on the size and the bearing capacity of a rotating workbench of the numerical control boring machine are higher, and the dependence on the scarce equipment resource of the large boring machine is increased.

2. Due to the arrangement of production organizations, equipment resources and the like, the manufacturing cycle of the runner body and the operating frame is inconsistent, which causes the two parts to wait for each other, thereby reducing the production efficiency.

Disclosure of utility model

The utility model aims to provide the indexing and aligning template for split boring, which is respectively used for indexing and aligning the single piece processing of the rotating wheel body and the operating frame in the numerical control boring machine, and can ensure the consistency of the positions of the shaft holes of each group of the rotating wheel body and the corresponding lug holes of the operating frame, thereby realizing split processing of the rotating wheel body and the operating frame.

The technical scheme adopted by the utility model is as follows:

The indexing alignment template for split boring comprises a template body, wherein alignment marks and two sets of connecting hole groups corresponding to the two parts are arranged on the template body.

Alternatively, the periphery of the template body is of a regular polygon structure.

Alternatively, the alignment mark is an alignment hole and/or an alignment line.

Alternatively, the alignment holes include four distributed in a cross shape.

Alternatively, the alignment line is an X-Y line engraved on both end surfaces and the bus of the template body.

Alternatively, the connecting hole group comprises a runner body connecting hole group and an operating frame connecting hole group.

Alternatively, the upper end surface of the template body is provided with a first spigot corresponding to the spigot of the runner body, and the lower end surface of the template body is provided with a second spigot corresponding to the spigot of the operating frame.

Alternatively, the rotating wheel body connecting hole group and the operating frame connecting hole group are respectively formed from two end faces of the template body.

Alternatively, a plurality of observation holes are formed in the middle of the template body.

In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:

1. The indexing alignment template for split boring provided by the utility model has the advantages that the split processing does not need to assemble the runner body and the operating frame into a whole, so that the requirements on the size and the bearing capacity of a large-scale numerical control boring machine are reduced, and the dependence on large-scale equipment is reduced. Because the components can be processed independently, the production organization can more flexibly arrange the processing time of different components, and the influence on the processing of one component due to the delay of the other component is avoided, thereby shortening the whole production period.

2. According to the indexing alignment template for split boring, provided by the utility model, the relative position precision between parts can be ensured by using the accurate indexing alignment template for split boring and controlling the assembly and alignment precision, so that the overall machining precision of a product is improved.

Drawings

FIG. 1 is a schematic diagram of an indexing alignment form and rotor assembly for split boring.

FIG. 2 is a schematic diagram of an indexing alignment form and jig assembly for split boring.

Fig. 3 is a schematic diagram of the structure of an indexing alignment template for split boring.

Fig. 4 is a cross-sectional view A-A of fig. 3.

The index alignment template for 1-split boring, 11-alignment holes, 12-alignment lines, 13-runner body connecting hole groups, 14-operating frame connecting hole groups, 15-first rabbets, 16-second rabbets, 17-observation holes, 2-runner bodies and 3-operating frames are marked in the figure.

Detailed Description

The present utility model will be described in detail with reference to the accompanying drawings.

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

An indexing alignment template for split boring is shown in fig. 1-4, and comprises a template body, wherein alignment marks and two sets of connecting hole groups corresponding to the two parts are arranged on the template body.

An indexing alignment template 1 for split boring with high precision locating features that can provide a uniform locating datum on different parts. The indexing alignment template 1 for split boring is respectively arranged on the rotating wheel body 2 and the operating frame 3, and the positioning characteristics of the template are precisely aligned with corresponding processing positions on the components. Each component is aligned individually by an indexing alignment template 1 for split boring using a numerical control boring machine. After alignment is completed, the template and the component are fixed, and then boring processing of the shaft hole and the lug hole is carried out. Since the same indexing alignment template 1 for split boring is used for both parts, the relative positional accuracy between them can be ensured. The center or proper position of the template body is provided with an alignment mark, and the hole is used for being matched with a precise alignment device of the numerical control boring machine so as to ensure the accurate position of the template on the machine tool. Two sets of connecting hole sets are arranged in different areas of the template body, and each set of hole sets corresponds to the specific connection and positioning requirements of one component. The layout and the size of the hole groups are determined according to the interface design of the two components so as to ensure that the template can be accurately butted with the components, and after the two components are connected with the indexing alignment template 1 for split boring, the alignment positions corresponding to the two components are the same alignment mark, so that the relative position accuracy of the template and the components is realized. The alignment mark may be an alignment hole 11 or an alignment line 12.

As another specific embodiment, the perimeter of the template body is a regular polygon configuration, which may be used to ensure precise alignment and repeatability of the assembly.

As another specific embodiment, the alignment mark is an alignment hole 11 and/or an alignment line 12. The alignment hole 11 is used for being matched with a specific positioning pin of the boring machine to realize accurate positioning. Alignment line 12 provides a visual reference for aligning the machining center line or checking the machining position. By aligning the holes 11 and/or alignment lines 12, the operator can quickly and accurately set the position of the workpiece, ensuring the accuracy of the boring process for Ji Tangxiao machine tools.

As another specific embodiment, the alignment holes 11 include four distributed in a cross shape. Four alignment holes 11 are distributed on two mutually perpendicular axes, forming a layout similar to a cross. Two holes on one axis are parallel to each other, two holes on the other axis are also parallel to each other, and the two axes are perpendicularly crossed. The two holes on the diagonal line are used for simultaneously aligning the workpiece in the horizontal direction and the vertical direction, so that the alignment accuracy is improved.

As another specific embodiment, the alignment line 12 is an X-Y line engraved on both end surfaces and a bus bar of the template body. By scribing the X-Y lines on the two end surfaces and the bus, the positioning in three dimensions can be realized, the correct position of the workpiece in space is ensured, and the workpiece is used for initial alignment during machining of the runner body 2 and the operating frame 3. The scoring of the X-Y line provides an intuitive visual reference so that the operator can quickly and accurately adjust the position of the workpiece.

As another specific embodiment, the connection hole group includes a connection hole group 13 of the runner body 2 and a connection hole group 14 of the operating frame 3. The connecting hole group 13 of the runner body 2 is used for matching with the specific structure of the runner body 2, so as to ensure the accurate position of the runner body 2 on the template. The connection hole group 14 of the operation frame 3 is used for matching with the structure of the operation frame 3 to ensure the correct position of the operation frame 3 on the template. Since the operating frame 3 and the runner body 2 use the same indexing alignment template 1 for split boring, the consistency of processing positioning between the two can be ensured, which is important for the overall performance and reliability of the assembly. The two sets of connecting hole sets provide unified processing standards for two different components, so that the processing process is standardized, and errors caused by component differences are reduced.

As another specific embodiment, the upper end surface of the template body is provided with a first spigot 15 corresponding to the spigot of the rotating wheel body 2, and the lower end surface of the template body is provided with a second spigot 16 corresponding to the spigot of the operating frame 3. The first spigot 15 is matched with the spigot of the rotating wheel body 2, so that accurate butt joint between the template body and the rotating wheel body 2 is ensured, and the positioning accuracy during processing is ensured. The second spigot 16 is matched with the spigot of the operation frame 3 and is used for accurately positioning the operation frame 3 and ensuring the correct position of the operation frame 3 on the template body. The design of tang usually has certain guidance quality and mistake proofing function, can prevent that the template body from taking place rotation or dislocation when the installation. The spigot designs of the runner body 2 and the operating frame 3 are similar or need to be separated in space, and the upper end face and the lower end face are respectively provided with the spigot, so that the interference of the upper end face and the lower end face during assembly can be avoided.

As another specific embodiment, the connection hole group 13 of the runner body 2 and the connection hole group 14 of the operating frame 3 are respectively formed from two end surfaces of the template body. The connecting hole group 13 of the runner body 2 is positioned on one end face of the template body, and the connecting hole group 14 of the operating frame 3 is positioned on the other end face, so that the connection of each part corresponds to the specific end face of the template body. The set of connection holes of each end face is matched with the corresponding spigot (first spigot 15 and second spigot 16) ensuring the correct position and orientation of the component on the template body. Through the corresponding design of terminal surface and tang, can realize the accurate counterpoint to runner body 2 and handling frame 3 to improve entire system's assembly accuracy.

As another specific embodiment, a plurality of observation holes 17 are provided in the middle of the template body. During the assembly and adjustment process, the coaxiality of the template, the runner body 2 and the operating frame 3 can be visually checked and adjusted. When the observation hole 17 is opened from one end face to the other end face, the hole is not penetrated at the position of the opposite spigot.

The application method of the indexing alignment template for split boring comprises the following steps:

step A, processing the rotating wheel body 2:

A1, mounting the indexing and aligning template 1 for split boring on the rotating wheel body 2, and accurately mounting the indexing and aligning template 1 for split boring on a preset position of the rotating wheel body 2. The connecting hole group of the template is matched with a specific interface of the runner body 2, so that the relative position accuracy of the template and the runner body 2 is ensured.

A2, alignment is carried out between the indexing alignment template 1 for split boring and the numerical control boring machine, so that alignment of the runner body 2 is realized, and the alignment device of the numerical control boring machine is aligned with an alignment mark of the indexing alignment template 1 for split boring, so that the accurate position of the runner body 2 on a machine tool is ensured. This process ensures the accuracy of subsequent processing.

A3, machining the rotating wheel body 2 by using a numerical control boring machine, accurately aligning the rotating wheel body 2, and starting boring the blade shaft holes of the rotating wheel body 2 by using the numerical control boring machine. The precision of the machining position of the shaft hole is ensured due to the positioning function of the indexing alignment template 1 for split boring.

And step B, processing the operation frame 3:

B1, mounting the indexing and aligning template 1 for the split boring on the operation frame 3, and similarly to the step A1, mounting the indexing and aligning template 1 for the split boring on a preset position of the operation frame 3. The other set of connecting hole group of the template is matched with the interface of the operation frame 3, so that the relative position accuracy of the template and the operation frame 3 is ensured.

And B2, aligning the operation frame 3 by using the indexing alignment template 1 for split boring and the numerical control boring machine, and aligning the alignment device of the numerical control boring machine with the alignment mark of the indexing alignment template 1 for split boring to ensure the accurate position of the operation frame 3 on the machine tool. This process ensures the accuracy of the processing of the earholes of the operating frame 3.

And B3, machining the operation frame 3 by using a numerical control boring machine, and after the operation frame 3 is accurately aligned, starting boring the lug holes of the operation frame 3 by using the numerical control boring machine. Because the indexing alignment template 1 for the same split boring is used, the position precision of the lug hole of the operating frame 3 is matched with the position precision of the shaft hole of the rotating wheel body 2.

Wherein the order of steps a and B is not limited. The order of steps a and B may be interchanged, which means that the processing order may be adjusted according to the production plan and resource availability, improving the flexibility of the production flow. Each component can be processed independently, and the risk of influencing the whole production flow due to delay of one component is reduced.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the particular embodiments disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model. It is obvious to a person skilled in the art that the present utility model is not limited to the details of the foregoing exemplary embodiments, and that the details of the technical features of the present embodiment, such as specific structures, connection manners, etc., which are not disclosed in the present embodiment, may be obtained from the prior art, and the embodiments of the present disclosure are not limited thereto in particular.

Claims (9)

1. The indexing alignment template for the split boring is characterized by comprising a template body, wherein alignment marks and two sets of connecting hole groups corresponding to the two parts are arranged on the template body.

2. The indexing and aligning template for split boring according to claim 1, wherein the periphery of the template body is of a regular polygon structure.

3. An indexing alignment template for split boring according to claim 1, characterized in that the alignment marks are alignment holes (11) and/or alignment lines (12).

4. An indexing alignment template for split boring according to claim 3, characterized in that the alignment holes (11) comprise four in a cross-shaped distribution.

5. The indexing alignment template for split boring according to claim 3, wherein the alignment line (12) is an X-Y line engraved on both end surfaces and a bus bar of the template body.

6. The indexing and aligning template for split boring according to claim 1, wherein the connecting hole group comprises a runner body connecting hole group (13) and an operating frame connecting hole group (14).

7. The indexing and aligning template for split boring according to claim 6, wherein the upper end surface of the template body is provided with a first spigot (15) corresponding to a spigot of a rotating wheel body, and the lower end surface of the template body is provided with a second spigot (16) corresponding to a spigot of an operating frame.

8. The indexing and aligning template for split boring according to claim 7, wherein the rotating wheel body connecting hole group (13) and the operating frame connecting hole group (14) are respectively formed from two end surfaces of the template body.

9. The indexing and aligning template for split boring according to claim 1, wherein a plurality of observation holes (17) are formed in the middle of the template body.