CN210649545U - Quick positioning and clamping device suitable for L-shaped right-angle joint - Google Patents
Quick positioning and clamping device suitable for L-shaped right-angle joint Download PDFInfo
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- CN210649545U CN210649545U CN201921010312.5U CN201921010312U CN210649545U CN 210649545 U CN210649545 U CN 210649545U CN 201921010312 U CN201921010312 U CN 201921010312U CN 210649545 U CN210649545 U CN 210649545U
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Abstract
The utility model provides a be applicable to L shape right-angle joint quick positioning clamping device, L shape right-angle joint is formed by the processing of work piece blank. The device comprises: the device comprises a cylindrical body, a first fixing part and a second fixing part, wherein one end of the cylindrical body is provided with a round hole, the other end of the cylindrical body is provided with a square hole, and the round hole is communicated with the square hole; the size and/or the shape of the square hole are/is matched with the size and/or the shape of the clamped part of the workpiece blank; the outer side of one end of the square hole of the cylindrical body is provided with an annular step; and a notch is formed in the outer side of the cylindrical body and is perpendicular to the direction of the central axis, and the notch is communicated with the round hole. The device has solved L shape right-angle joint class part and has drawn a line alignment, utilize lathe four-jaw chuck to look for the defect problem in the line course of working through the manual work at present for this kind of product machining efficiency and precision are showing and are promoting, and product quality is reliable and stable, and can satisfy enterprise batch production processing demand.
Description
Technical Field
The utility model relates to an aeronautical machinery processing technology field especially relates to a be applicable to L shape right-angle joint quick positioning clamping device.
Background
The hydraulic pipeline system of the aeromechanical equipment comprises a plurality of right-angle joint parts which have the characteristic of an L-shaped structure and are mainly used for ensuring the circulation of hydraulic oil in each pipeline.
At present, the machining mode of the parts is manual marking and aligning, the lathe is used for clamping and line-finding machining by four claws, the machining efficiency is low, the machining is limited by the technical level of operators, the phenomenon of size and precision out of tolerance is often generated, even products are scrapped due to meat deficiency in the local machining process, the product percent of pass is low, and the batch production and assembly requirements of the products are severely restricted.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: the quick positioning and clamping device for the L-shaped right-angle connector is high in machining efficiency, good in precision control and stable and reliable in quality, and can meet the requirement of batch production and machining.
The technical scheme of the utility model is that: the utility model provides a be applicable to L shape right-angle joint quick positioning clamping device, L shape right-angle joint (4) are formed by work piece blank (3) processing, the device includes:
a cylindrical body (1),
one end of the cylindrical body (1) is provided with a round hole, the other end of the cylindrical body is provided with a square hole, and the round hole is communicated with the square hole;
the size and/or the shape of the square hole are/is matched with the size and/or the shape of the clamped part of the workpiece blank (3);
the outer side of one end of the square hole of the cylindrical body (1) is provided with an annular step;
a notch (2) is arranged on the outer side of the cylindrical body (1) and is vertical to the direction of the central axis of the cylindrical body (1),
the notch (2) is communicated with the round hole.
Preferably, the L-shaped right-angle joint (4) comprises a first joint shaft and a second joint shaft;
the workpiece blank (3) comprises a first blank shaft and a second blank shaft;
the first joint axis is collinear with the first blank axis;
the second joint axis is collinear with the second blank axis;
the axis of the round hole and the first blank shaft of the workpiece blank (3) share the central axis.
Preferably, the width from the outside of the second blank axis of the workpiece blank (3) to the outside of the second joint axis of the L-shaped right-angle joint (4) is E,
the width of the second blank shaft of the workpiece blank (3) is F,
the width from the outer side of the second blank shaft of the workpiece blank (3) to the end face of the cylindrical body (1) is H.
Preferably, F/2 < H < E.
Preferably, the size clearance between the square hole and the clamping part of the workpiece blank (3) is less than or equal to 0.05 mm.
Preferably, the width of the notch (2) is greater than or equal to 2mm and less than or equal to 4 mm.
Preferably, the width of the notch (2) is 3 mm. The utility model has the advantages that: the utility model relates to a be applicable to L shape right-angle joint quick positioning clamping device, through the square chamber that can the adaptation with the work piece blank in the device, fix a position the work piece blank fast to guarantee that device centre of turning is unanimous with work piece processing position centre of turning, adopt the outer disc of the general three-jaw centre gripping rear end of lathe to accomplish the clamping process promptly. This device has solved L shape right-angle joint class part and has drawn a line alignment, utilize lathe four-jaw chuck to look for the defect problem in the line course of working through the manual work at present for this kind of product machining efficiency and precision are showing and are promoting, and product quality is reliable and stable, and can satisfy enterprise batch production processing demand.
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 schematic view of an embodiment of a quick positioning and clamping device for an L-shaped right-angle connector according to the present invention;
fig. 2 is an implementation schematic diagram of the quick positioning and clamping device for an L-shaped right-angle connector according to an embodiment of the present invention.
Wherein, cylinder body 1, notch 2, work piece blank 3, L shape right angle joint 4.
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.
Referring to fig. 1 and 2, the device is suitable for a quick positioning and clamping device i for an L-shaped right-angle joint, an inner cavity at the front end of the device i is of a square structure and is matched with the shape of a clamping part iii of a workpiece blank, the size length x width of the inner cavity is L x B, and the size gap between the inner cavity and the clamping part iii of the workpiece blank is less than or equal to 0.05 mm; the depth dimension H of the square inner cavity is slightly larger than 1/2 of the dimension F of the workpiece blank III, but is smaller than the entity edge distance E of the workpiece II, namely F/2 is larger than H and smaller than E; a cylindrical through hole D is formed in the rear end of the device I, and the axis of the through hole D, the axis of the excircle D at the rear end of the device I and the rotation center of a processing area of the workpiece II are kept consistent; the device I is symmetrically provided with 1/4 notches along the central axis, and the width X of each notch is 3-4 mm; and (3) placing a workpiece blank III in a square inner cavity at the front end of the device I, and completing the clamping process by adopting an excircle D at the rear end of the universal three-jaw clamping device I for a lathe.
In some embodiments, the L-shaped right angle joint 4 is machined from the workpiece blank 3. Be applicable to L shape right-angle joint quick positioning clamping device can include: a cylindrical body 1. One end of the cylindrical body 1 is provided with a round hole, the other end is provided with a square hole, and the round hole is communicated with the square hole; the size and/or the shape of the square hole are matched with the size and/or the shape of the clamped part of the workpiece blank 3; the outer side of one end of the square hole of the cylindrical body 1 is provided with an annular step; the outer side of the cylindrical body 1 is provided with a notch 2 in the direction perpendicular to the central axis, and the notch 2 is communicated with the round hole.
In some embodiments, the L-shaped right angle joint 4 comprises a first joint axis and a second joint axis; the workpiece blank 3 comprises a first blank shaft and a second blank shaft; the first joint shaft is collinear with the first blank shaft; the second joint shaft is collinear with the second blank shaft; the axis of the round hole and the first blank shaft of the workpiece blank 3 share the central axis.
In some embodiments, the width from the outside of the second blank axis of the workpiece blank 3 to the outside of the second joint axis of the L-shaped right angle joint 4 is E; the width of the second blank shaft of the workpiece blank 3 is F; the width from the outside of the second blank axis of the workpiece blank 3 to the end face of the cylindrical body 1 is H.
In some embodiments, F/2 < H < E.
In some embodiments, the square hole has a clearance of less than or equal to 0.05mm from the size of the clamping portion of the workpiece blank 3.
In some embodiments, the width of the slot 2 is greater than or equal to 2mm and less than or equal to 4 mm.
In some embodiments, the width of the slot 2 is 3 mm.
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 (7)
1. The utility model provides a be applicable to L shape right-angle joint quick positioning clamping device which characterized in that, L shape right-angle joint (4) are formed by work piece blank (3) processing, the device includes:
a cylindrical body (1),
one end of the cylindrical body (1) is provided with a round hole, the other end of the cylindrical body is provided with a square hole, and the round hole is communicated with the square hole;
the size and/or the shape of the square hole are/is matched with the size and/or the shape of the clamped part of the workpiece blank (3);
the outer side of one end of the square hole of the cylindrical body (1) is provided with an annular step;
a notch (2) is arranged on the outer side of the cylindrical body (1) and is vertical to the direction of the central axis of the cylindrical body (1),
the notch (2) is communicated with the round hole.
2. The apparatus of claim 1, wherein:
the L-shaped right-angle joint (4) comprises a first joint shaft and a second joint shaft;
the workpiece blank (3) comprises a first blank shaft and a second blank shaft;
the first joint axis is collinear with the first blank axis;
the second joint axis is collinear with the second blank axis;
the axis of the round hole and the first blank shaft of the workpiece blank (3) share the central axis.
3. The apparatus of claim 1, wherein:
the width from the outer side of the second blank shaft of the workpiece blank (3) to the outer side of the second joint shaft of the L-shaped right-angle joint (4) is E,
the width of the second blank shaft of the workpiece blank (3) is F,
the width from the outer side of the second blank shaft of the workpiece blank (3) to the end face of the cylindrical body (1) is H.
4. The apparatus of claim 3, wherein:
F/2＜H＜E。
5. the apparatus of claim 1, wherein:
the size clearance between the square hole and the clamping part of the workpiece blank (3) is less than or equal to 0.05 mm.
6. The apparatus of any one of claims 1-5, wherein:
the width of the notch (2) is greater than or equal to 2mm and less than or equal to 4 mm.
7. The apparatus of claim 6, wherein:
the width of the notch (2) is 3 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921010312.5U CN210649545U (en) | 2019-07-01 | 2019-07-01 | Quick positioning and clamping device suitable for L-shaped right-angle joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921010312.5U CN210649545U (en) | 2019-07-01 | 2019-07-01 | Quick positioning and clamping device suitable for L-shaped right-angle joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210649545U true CN210649545U (en) | 2020-06-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921010312.5U Active CN210649545U (en) | 2019-07-01 | 2019-07-01 | Quick positioning and clamping device suitable for L-shaped right-angle joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210649545U (en) |
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2019
- 2019-07-01 CN CN201921010312.5U patent/CN210649545U/en active Active
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