CN210335570U - Tooling for processing end face of three-way joint - Google Patents
Tooling for processing end face of three-way joint Download PDFInfo
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- CN210335570U CN210335570U CN201921010543.6U CN201921010543U CN210335570U CN 210335570 U CN210335570 U CN 210335570U CN 201921010543 U CN201921010543 U CN 201921010543U CN 210335570 U CN210335570 U CN 210335570U
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Abstract
The utility model provides a frock of processing tee joint terminal surface. The work includes: screw thread taper pin, elasticity taper pin, base, nut, the base includes: the positioning end face, the hole for placing the elastic taper pin and the vacancy groove; the elastic taper pin includes: the outer cylinder is matched with a middle hole of the base, the outer thread is matched with the nut, and the inner thread is matched with the thread in the threaded taper pin; the outer conical surface of the threaded taper pin is matched with the taper hole in the elastic taper pin. The utility model discloses frock simple to operate fixes a position the accuracy, guarantees the machining precision, improves machining efficiency, reduces intensity of labour.
Description
Technical Field
The utility model relates to an aviation field machining technique especially relates to a frock of processing tee bend joint end face.
Background
The prior art often relates to a machining process for machining the end face of a three-way joint, and referring to fig. 1, the part is a three-way joint workpiece 1 with the end face size and roughness having precision requirements. In the prior art, a plate part or a part with a regular shape is ground and processed by a general surface grinding machine, and the part is absorbed on a magnetic suction disc for processing. For the parts of the three-way joint, which cannot use the magnetic chuck, only a single piece can be machined by adopting a combined clamp method, and the method has low machining efficiency and unstable machining quality. How to improve three way connection abrasive machining efficiency and processingquality is the utility model discloses the target that needs to realize.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: a tool for machining the end face of a three-way joint is provided.
The technical scheme of the utility model is that: the utility model provides a frock of processing tee joint terminal surface, the work piece for size and roughness have the tee joint that the terminal surface 16, terminal surface 17 and the benchmark hole 8 of required precision constitute, characterized in that: the tool comprises a threaded taper pin 4, an elastic taper pin 3, a base 2 and a nut 5; the base 2 comprises a positioning end surface 6, a hole 7 for placing the elastic taper pin 3 and a vacancy groove 15. The elastic taper pin 3 comprises an outer cylinder 9, a taper hole 10, an external thread 11 and an internal thread 12, wherein the outer cylinder 9 is matched with the hole 7 in the base 2, the external thread 11 is matched with the nut 5, and the internal thread 12 is matched with the thread 14 in the threaded taper pin 4; the external conical surface 13 of the threaded taper pin 4 is matched with the taper hole 10 in the elastic taper pin 3.
Furthermore, the elastic taper pin 3 is arranged in the hole 7 of the base 2, and the elastic taper pin 3 is connected with the thread 14 in the threaded taper pin 4 through the external thread 11.
Furthermore, after one end face 16 of the three-way joint 1 is tightly attached to the end face 6 of the base table, the threaded taper pin 4 is screwed, and the self core expansion characteristic of the elastic taper pin 3 is utilized to realize clamping with the inner hole of the three-way joint 1.
Furthermore, the elastic taper pin 3 is provided with an inner taper hole 10, four notches 18 are uniformly distributed on the circumference of the taper hole 10, and through holes are arranged at the bottom of the groove, so that the elastic taper pin 3 is uniform in elasticity and free in tightness.
Further, four three-way joints 1 are installed and processed on the base 2 each time.
The utility model has the advantages that: compared with the prior art, the technical scheme has the advantages that the tool is positioned and clamped by the datum hole 8 of the three-way joint 1, the design datum is used as a positioning datum, the upper end face and the lower end face of the grinding are unified datum holes 8, and the datum superposition and unification principle is met. The tool is convenient to mount and accurate in positioning, machining precision is guaranteed, machining efficiency is improved, and labor intensity is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a diagram: a schematic structural diagram of a three-way joint workpiece;
FIG. 2 is a diagram of: the structure of one embodiment of the utility model is schematically shown;
FIG. 3 is a diagram of: the utility model discloses a three-dimensional structure schematic diagram of an embodiment;
FIG. 4 is a diagram of: is a schematic view of a base tool;
FIG. 5 is a diagram: is a schematic view of an elastic taper pin tool;
FIG. 6 is a diagram of: is a schematic view of a threaded taper pin tool.
In the figure: the three-way joint comprises a three-way joint workpiece 1, a base 2, an elastic taper pin 3, a threaded taper pin 4, a nut 5, a positioning end face 6, a hole 7 for placing the elastic taper pin, a reference hole 8, an elastic taper pin outer cylinder 9, a taper hole 10, an external thread 11, an internal thread 12, an external conical surface 13 and a threaded taper pin thread 14. The reference numeral 15 denotes a vacant groove, 16 denotes an end face, 17 denotes an end face, and 18 denotes a groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention.
Features and illustrative embodiments of various aspects of the invention are described in detail below. In the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the invention by illustrating examples of the invention. The present invention is in no way limited to any specific arrangement and method set forth below, but rather covers any improvement, replacement or modification of structures, methods, devices without departing from the spirit of the invention. In the drawings and the following description, well-known structures and techniques are not shown to avoid unnecessarily obscuring the present invention.
It should be noted that, in case of conflict, the features of the embodiments and examples of the present invention may be combined with each other, and the respective embodiments may be mutually referred and cited. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
FIG. 1 is a diagram: the structure of the three-way joint workpiece is shown schematically.
As shown in fig. 1, the three-way joint (1) includes: the three-way column body is provided with an upper end surface 16 and a lower end surface 17, and a reference hole 8 is formed in the three-way column body.
Fig. 2 is a schematic structural diagram of an embodiment of the present invention; fig. 3 is a schematic perspective view of an embodiment of the present invention; FIG. 4 is a schematic view of a base tooling; FIG. 5 is a schematic view of an elastic taper pin tooling; FIG. 6 is a schematic view of a threaded taper pin tooling.
Referring to fig. 2 to 6, the tooling for processing the end face of the three-way joint may include: the screw taper pin 4, the elastic taper pin 3, the base 2 and the nut 5. Wherein the base (2) may comprise: a positioning end surface 6, a hole 7 for placing the elastic taper pin 3 and a vacancy groove 15. The elastic taper pin (3) may include: an outer cylinder 9, a taper hole 10, an external thread 11 and an internal thread 12. The outer cylinder 9 is matched with the hole 7 in the base 2, the external thread 11 is matched with the nut 5, and the internal thread 12 is matched with the thread 14 in the threaded taper pin 4; the external conical surface 13 of the threaded taper pin 4 is matched with the taper hole 10 in the elastic taper pin 3.
In some embodiments, the elastic taper pin 3 is installed in the hole 7 of the base 2, and the elastic taper pin 3 is connected with the thread 14 in the threaded taper pin 4 through the external thread 11.
In some embodiments, after the upper end surface 16 of the three-way joint 1 is attached to the positioning end surface 6, the threaded taper pin 4 is screwed, and the clamping is realized by the self-expanding core characteristic of the elastic taper pin 3 and the datum hole 8 of the three-way joint 1.
In some embodiments, the tapered bore 10 has uniformly arranged grooves 18 on its circumference.
In some embodiments, the base 2 is provided with a plurality of ports for installing a tee.
In some embodiments, a tool for processing the end face of a three-way joint, the workpiece is a three-way joint consisting of an end face 16 with the requirement on size and roughness, an end face 17 and a reference hole 8, and the tool is characterized in that: the tool comprises a threaded taper pin 4, an elastic taper pin 3, a base 2 and a nut 5; the base 2 comprises a positioning end surface 6, a hole 7 for placing the elastic taper pin 3 and a vacancy groove 15. The elastic taper pin 3 comprises an outer cylinder 9, a taper hole 10, an external thread 11 and an internal thread 12, wherein the outer cylinder 9 is matched with the hole 7 in the base 2, the external thread 11 is matched with the nut 5, and the internal thread 12 is matched with the thread 14 in the threaded taper pin 4; the external conical surface 13 of the threaded taper pin 4 is matched with the taper hole 10 in the elastic taper pin 3.
The specific operation steps for machining the end face of the three-way joint can be as follows:
s1, when processing, the base 2 is absorbed on the magnetic suction cup of the equipment.
S2, the three-way joint 1 is installed on the base, the threaded taper pin 4 is pre-tightened, and the gap between the elastic taper pin 3 and the reference hole 8 of the three-way joint 1 is eliminated, so that the elastic taper pin 3 plays a positioning role.
S3, knocking the upper end face of the three-way joint 1 by a rubber hammer to eliminate a gap between the lower end face of the three-way joint 1 and the end face 6 of the base table; screwing the threaded taper pin 4, and fastening the three-way joint 1 by using the friction force between the threaded taper pin 4 and the reference hole 8 of the three-way joint 1; after the grinding of the upper end face of the three-way joint 1 is finished, the threaded taper pin 4 is loosened, the elastic taper pin 3 is restored to the original state, the clamping force with the three-way joint 1 is eliminated, and the three-way joint 1 is loosened; and (4) turning over the tee joint 1 for installation.
And S4, repeating the steps and grinding the other end face of the three-way joint.
Furthermore, the elastic taper pin 3 is arranged in the hole 7 of the base 2, and the elastic taper pin 3 is connected with the thread 14 in the threaded taper pin 4 through the external thread 11.
Furthermore, after one end face 16 of the three-way joint 1 is tightly attached to the end face 6 of the base table, the threaded taper pin 4 is screwed, and the self core expansion characteristic of the elastic taper pin 3 is utilized to realize clamping with the inner hole of the three-way joint 1.
Furthermore, the elastic taper pin 3 is provided with an inner taper hole 10, four notches 18 are uniformly distributed on the circumference of the taper hole 10, and through holes are arranged at the bottom of the groove, so that the elastic taper pin 3 is uniform in elasticity and free in tightness.
Furthermore, the base 2 can be provided with and processed with four three-way joints 1 each time.
In some embodiments, the workpiece is a three-way joint consisting of end face 16, end face 17 and reference hole 8 with precision in size and roughness. The tool comprises a threaded taper pin 4, an elastic taper pin 3, a base 2 and a nut 5.
In some embodiments, the elastic taper pin 3 is installed in the hole 7 of the base 2, and the elastic taper pin 3 is connected with the thread 14 in the threaded taper pin 4 through the external thread 11.
In some embodiments, after one end face 16 of the three-way joint 1 is attached to the end face 6 of the base table, the threaded taper pin 4 is screwed, and the self-expansion core characteristic of the elastic taper pin 3 is utilized to realize clamping with the inner hole of the three-way joint 1.
In some embodiments, the elastic taper pin 3 is designed with an inner taper hole 10, and four notches 18 are uniformly distributed on the circumference of the taper hole 10, and through holes are designed on the bottom of the groove, so that the elastic taper pin 3 has uniform elasticity and free tightness.
In some embodiments, the base 2 is installed and machined with four tees 1 at a time.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various equivalent modifications or substitutions within the technical scope of the present invention, and these modifications or substitutions should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a frock of processing tee joint terminal surface which characterized in that includes:
a thread taper pin (4), an elastic taper pin (3), a base (2) and a nut (5),
the base (2) comprises: a positioning end face (6), a hole (7) for placing the elastic taper pin (3) and a vacancy groove (15);
the elastic taper pin (3) comprises: an outer cylinder (9), a taper hole (10), an external thread (11) and an internal thread (12),
the outer cylinder (9) is matched with the middle hole (7) of the base (2),
the external thread (11) is matched with the nut (5),
the internal thread (12) is matched with the thread (14) in the thread taper pin (4);
the outer conical surface (13) of the threaded taper pin (4) is matched with the taper hole (10) in the elastic taper pin (3).
2. The tooling of claim 1, wherein:
the three-way joint (1) comprises: a three-way cylinder with an upper end surface (16) and a lower end surface (17),
the three-way cylinder is internally provided with a reference hole (8).
3. The tooling of claim 1, wherein:
the elastic taper pin (3) is arranged in a hole (7) of the base (2),
the elastic taper pin (3) is connected with a thread (14) in the thread taper pin (4) through an external thread (11).
4. The tooling of claim 1, wherein:
after the upper end face (16) of the three-way joint (1) is tightly attached to the positioning end face (6), the threaded taper pin (4) is screwed, and clamping is achieved through the self core expansion characteristic of the elastic taper pin (3) and the reference hole (8) of the three-way joint (1).
5. The tooling of claim 1, wherein:
the circumference of the taper hole (10) is uniformly provided with grooves (18).
6. The tooling of any one of claims 1-5, wherein:
the base (2) is provided with a plurality of interfaces for installing the three-way joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921010543.6U CN210335570U (en) | 2019-07-01 | 2019-07-01 | Tooling for processing end face of three-way joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921010543.6U CN210335570U (en) | 2019-07-01 | 2019-07-01 | Tooling for processing end face of three-way joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210335570U true CN210335570U (en) | 2020-04-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921010543.6U Active CN210335570U (en) | 2019-07-01 | 2019-07-01 | Tooling for processing end face of three-way joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210335570U (en) |
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2019
- 2019-07-01 CN CN201921010543.6U patent/CN210335570U/en active Active
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