CN215144802U - Special clamp for turning third end of three-way joint - Google Patents
Special clamp for turning third end of three-way joint Download PDFInfo
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- CN215144802U CN215144802U CN202120415026.8U CN202120415026U CN215144802U CN 215144802 U CN215144802 U CN 215144802U CN 202120415026 U CN202120415026 U CN 202120415026U CN 215144802 U CN215144802 U CN 215144802U
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- jaw
- turning
- jack catch
- way joint
- screw rod
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Abstract
A special fixture for turning a third end of a three-way joint belongs to the technical field of manufacturing of aviation parts. A special fixture for three-way connection third end car processing, the on-line screen storage device comprises a base, guide way I and guide way II are seted up at the base top, be provided with jack catch I and jack catch II in the guide way I, jack catch I and the mutual one side that is close to of jack catch two all are provided with compresses tightly round pin I, screw rod I and jack catch II threaded connection, be provided with jack catch III and jack catch IV in the guide way II, jack catch III and jack catch IV all are provided with compresses tightly round pin II in the mutual one side that is close to, screw rod II and jack catch III and jack catch IV threaded connection, the base top is provided with location structure, location structure cover locates the outside of screw rod I. The special fixture for turning the third end of the three-way joint is suitable for turning the third end of the three-way joint with the T-shaped structure of a plurality of part numbers, can automatically center and ensure the precision of parts, and is convenient, rapid and simple to position and clamp.
Description
Technical Field
The utility model relates to an aviation spare part makes technical field, in particular to a special fixture that is used for three-way connection third end car to process.
Background
The machining precision of aviation parts is strict, and in order to ensure the product quality, a special clamp is required to clamp and position the aviation parts during machining. Aviation spare part three way connection series part is T style of calligraphy structure, for example oil pipe joint in the oil circuit that is used for the aviation field, in the three end of three way connection of T style of calligraphy structure, the third end is called to the one end of two other ends of perpendicular to simultaneously, and current three way connection third end car adds does not have general anchor clamps man-hour, has the technical defect that the tolerance size precision of three way connection third end can' T guarantee.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem that prior art exists, the utility model provides a special fixture for three end car processing of three way connection, the third end car processing of T style of calligraphy structure three way connection who is applicable to a plurality of numbers can automatic centering, guarantee the spare part precision, and the location clamping is convenient, swift, simple and convenient.
In order to realize the purpose, the technical scheme of the utility model is that:
a special fixture for turning a third end of a three-way joint comprises a base, wherein a first guide groove and a second guide groove which are vertical to each other are formed in the top of the base;
a first clamping jaw and a second clamping jaw are arranged in the first guide groove, and one sides, close to each other, of the first clamping jaw and the second clamping jaw are respectively provided with a first pressing pin; the first screw horizontally penetrates through the first jaw and the second jaw and is in threaded connection with the first jaw and the second jaw;
a third jaw and a fourth jaw are arranged in the second guide groove, and a second pressing pin is respectively arranged on one side, close to each other, of the third jaw and the fourth jaw; the screw rod II horizontally penetrates through the jaw III and the jaw IV and is in threaded connection with the jaw III and the jaw IV;
the top of the base is provided with a positioning structure, and the positioning structure is sleeved outside the first screw rod.
Furthermore, the special fixture for turning the third end of the three-way joint further comprises four fan-shaped guide plates uniformly arranged above the base and used for limiting the first jaw, the second jaw, the third jaw and the fourth jaw.
Furthermore, the positioning structure comprises a positioning block and a limiting block arranged in the positioning block, and a limiting hole is formed between the positioning block and the limiting block.
Preferably, the gap between the inner wall of the limiting hole and the outer wall of the first screw rod is 0.5-1 mm.
Furthermore, the thread directions of the two ends of the first screw rod are opposite, so that the first clamping jaw and the second clamping jaw move towards or away from each other simultaneously when the screw rod is rotated.
Furthermore, the thread directions of the two ends of the second screw rod are opposite, so that the third jaw and the fourth jaw move towards or away from each other simultaneously when the second screw rod is rotated.
Further, the base is of a disc-shaped structure, and the first guide groove and the second guide groove are intersected at the center of the top of the base.
Preferably, the first jaw, the second jaw, the third jaw and the fourth jaw are of L-shaped structures respectively.
The utility model has the advantages that:
1) the utility model discloses a special fixture of three way connection serial spare part suitable for the aviation field realizes that the third end car processing of the T style of calligraphy structure three way connection of a plurality of part numbers shares a set of anchor clamps, and the practicality is strong, practices thrift the cost, improves efficiency;
2) the utility model discloses when carrying out clamping, location to three way connection series spare part, can realize automatic centering, guarantee the spare part precision for clamping location convenient and fast.
Additional features and advantages of the invention will be set forth in part in the detailed description which follows.
Drawings
Fig. 1 is a schematic top view of a special fixture for turning a third end of a three-way joint according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
fig. 3 is a sectional view B-B of fig. 1.
Reference numerals in the drawings of the specification include:
1-base, 2-first guide groove, 3-second guide groove, 4-first jaw, 5-second jaw, 6-first pressing pin, 7-first screw rod, 8-third jaw, 9-fourth jaw, 10-second pressing pin, 11-second screw rod, 12-guide plate, 13-hexagon head bolt, 14-positioning block, 15-limiting block, 16-inner hexagon socket head screw and 17-tee joint.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "a," "an," "two," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, unless otherwise specified and limited, it is to be noted that the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, mechanically or electrically connected, or may be connected between two elements through an intermediate medium, or may be directly connected or indirectly connected, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.
In order to solve the problems in the prior art, as shown in fig. 1 to 3, the utility model provides a special fixture for turning a third end of a three-way joint 17, which comprises a base 1, wherein a first guide groove 2 and a second guide groove 3 which are perpendicular to each other are arranged at the top of the base 1;
a first clamping jaw 4 and a second clamping jaw 5 are arranged in the first guide groove 2, and one sides, close to each other, of the first clamping jaw 4 and the second clamping jaw 5 are respectively provided with a first pressing pin 6; the screw rod I7 horizontally penetrates through the jaw I4 and the jaw II 5 and is in threaded connection with the jaw I4 and the jaw II 5;
a third jaw 8 and a fourth jaw 9 are arranged in the second guide groove 3, and one sides of the third jaw 8 and the fourth jaw 9, which are close to each other, are respectively provided with a second pressing pin 10; the screw rod II 11 horizontally penetrates through the jaw III 8 and the jaw IV 9 and is in threaded connection with the jaw III 8 and the jaw IV 9;
the top of the base 1 is provided with a positioning structure, and the positioning structure is sleeved outside the first screw rod 7.
The special fixture for turning the third end of the three-way connector 17 further comprises four fan-shaped guide plates 12 uniformly arranged above the base 1 and used for limiting the first jaw 4, the second jaw 5, the third jaw 8 and the fourth jaw 9. Specifically, guide way 2 and guide way two 3 evenly divide into four fan-shaped structures at base 1 top, and the top of every fan-shaped structure all sets up a baffle 12, and the both sides of baffle 12 are carried on spacingly to adjacent jack catch respectively to guarantee that the jack catch removes along the guide way that corresponds, in this embodiment, baffle 12 passes through hexagon head bolt 13 to be fixed on base 1, and hexagon head bolt 13's model is: GB/T5783-2000M 8x 25.
The positioning structure comprises a positioning block 14 and a limiting block 15 arranged in the positioning block 14, and a limiting hole is formed between the positioning block 14 and the limiting block 15. In this embodiment, location structure is located the crossing center department of guide way 2 and guide way two 3, locating piece 14 is the structure of falling the U-shaped, stopper 15 is the cuboid structure, the spacing hole that forms between locating piece 14 and the stopper 15 is located screw rod 7 outside and carries on spacingly, and, a 4 jack catch and a 6 hold-down pin that the jack catch on two 5 jack catch stretch into T style of calligraphy structure three way connection 17 at the both ends of same horizontal direction respectively, with pressing from both sides tight three way connection 17, the axiality of three way connection 17 third end and base 1 is guaranteed with the location structure cooperation to two hold-down pins 6, further guarantee the precision of part, in this embodiment, locating piece 14 passes through hexagon socket head cap screw 16 to be fixed on base 1, hexagon socket head cap screw 16's model is: GB/T70.1-2000M 6x 20. Preferably, the clearance between the inner wall of the limiting hole and the outer wall of the first screw 7 is 0.5-1 mm.
The thread directions of the two ends of the first screw rod 7 are opposite, so that the first jaw 4 and the second jaw 5 can move towards or away from each other simultaneously when the first screw rod 7 is rotated. The thread directions of the two ends of the second screw rod 11 are opposite, so that the third jaw 8 and the fourth jaw 9 can move towards or away from each other at the same time when the second screw rod 11 is rotated.
The base 1 is of a disc-shaped structure, and the first guide groove 2 and the second guide groove 3 are intersected at the center of the top of the base 1. In actual use, the base 1 is mounted on a three-jaw chuck of a lathe.
Preferably, the first jaw 4, the second jaw 5, the third jaw 8 and the fourth jaw 9 are respectively of an L-shaped structure.
The utility model relates to a special fixture's application method for three way connection 17 third end car processing:
placing the three-way joint 17 at the intersection of the center lines of the two pressing pins I6 and the two pressing pins II 10; rotating the screw rod I7 to drive the jaw I4 and the jaw II 5 to move oppositely, so that the two pressing pins I6 on the jaw I4 and the jaw II 5 respectively extend into two ends of the three-way joint 17 in the same horizontal direction to clamp the three-way joint 17; and rotating the screw rod II 11 to drive the jaw III 8 and the jaw IV 9 to move oppositely, so that the two pressing pins II 10 on the jaw III 8 and the jaw IV 9 respectively press the two side surfaces outside the three-way joint 17, and clamping and positioning of the three-way joint 17 are completed.
The utility model discloses in, the material of other parts except that hexagon socket head cap screw 16 and hexagon head cap screw 13 is 45# steel.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (8)
1. A special fixture for turning a third end of a three-way joint is characterized by comprising a base, wherein the top of the base is provided with a first guide groove and a second guide groove which are vertical to each other;
a first clamping jaw and a second clamping jaw are arranged in the first guide groove, and one sides, close to each other, of the first clamping jaw and the second clamping jaw are respectively provided with a first pressing pin; the first screw horizontally penetrates through the first jaw and the second jaw and is in threaded connection with the first jaw and the second jaw;
a third jaw and a fourth jaw are arranged in the second guide groove, and a second pressing pin is respectively arranged on one side, close to each other, of the third jaw and the fourth jaw; the screw rod II horizontally penetrates through the jaw III and the jaw IV and is in threaded connection with the jaw III and the jaw IV;
the top of the base is provided with a positioning structure, and the positioning structure is sleeved outside the first screw rod.
2. The special fixture for turning the third end of the three-way joint according to claim 1, further comprising four fan-shaped guide plates uniformly arranged above the base and used for limiting the first jaw, the second jaw, the third jaw and the fourth jaw.
3. The special fixture for turning the third end of the three-way joint according to claim 1 or 2, wherein the positioning structure comprises a positioning block and a limiting block arranged in the positioning block, and a limiting hole is formed between the positioning block and the limiting block.
4. The special fixture for turning the third end of the three-way joint according to claim 3, wherein a gap between the inner wall of the limiting hole and the outer wall of the first screw rod is 0.5-1 mm.
5. The special fixture for turning the third end of the three-way joint according to claim 1 or 2, wherein the thread directions of the two ends of the screw rod are opposite.
6. The special fixture for turning the third end of the three-way joint according to claim 1 or 2, wherein the thread directions of the two ends of the screw rod are opposite.
7. The special fixture for turning the third end of the three-way joint as claimed in claim 1 or 2, wherein the base is a disc-shaped structure, and the first guide groove and the second guide groove intersect at the center of the top of the base.
8. The special fixture for turning the third end of the three-way joint according to claim 1 or 2, wherein the first jaw, the second jaw, the third jaw and the fourth jaw are respectively of an L-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120415026.8U CN215144802U (en) | 2021-02-25 | 2021-02-25 | Special clamp for turning third end of three-way joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120415026.8U CN215144802U (en) | 2021-02-25 | 2021-02-25 | Special clamp for turning third end of three-way joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215144802U true CN215144802U (en) | 2021-12-14 |
Family
ID=79412296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120415026.8U Active CN215144802U (en) | 2021-02-25 | 2021-02-25 | Special clamp for turning third end of three-way joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215144802U (en) |
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2021
- 2021-02-25 CN CN202120415026.8U patent/CN215144802U/en active Active
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