CN217980760U

CN217980760U - Detection test device for single-side installation threaded type screw pulling

Info

Publication number: CN217980760U
Application number: CN202221610569.6U
Authority: CN
Inventors: 王文吉; 陈亚; 隋天龙; 黄泽江; 龙蓉
Original assignee: China Aviation Industry Standard Parts Manufacturing Co Ltd
Current assignee: China Aviation Industry Standard Parts Manufacturing Co Ltd
Priority date: 2022-06-27
Filing date: 2022-06-27
Publication date: 2022-12-06
Anticipated expiration: 2032-06-27

Abstract

The utility model discloses a screw-type screw-pulling detection test device for single-side installation, which comprises a torque wrench (1), a tool (2), a three-jaw chuck A (3), a torque machine (4) and a three-jaw chuck B (5), and is characterized in that; in torque wrench (1) inserted frock (2), frock (2) were including torque sleeve (21), sandwich panel (22), visual window (24), torque wrenching piece (25), and torque wrenching piece (25) is gone into torque sleeve (21) card and is put into sandwich panel (22) and twist into bolt (23) and connect, is provided with visual window (24) on torque sleeve (21), and torque wrench (1) inserts in torque wrenching piece (25). The utility model discloses the sight is good, and it is convenient to survey deformation part deformation process during the detection, and measured data is true, and the adjustment part is little with the coaxial degree of difficulty of equipment.

Description

Detection test device for single-side installation thread type screw extraction

Technical Field

The utility model belongs to the technical field of the testing, a be used for single face installation screw thread type to take out nail detection test device particularly.

Background

The single-side installation thread type screw is a novel fastener, is widely applied in the aviation industry, and in order to meet test requirements, ensure service performance and accurately control twisting-off torque, performance indexes such as installation torque, torque change, minimum loosening torque and the like need to be monitored and detected in the test process, in the prior art, a three-jaw chuck is used for directly clamping two ends of a part through a nut torsion machine, and a driving nut of the part is cylindrical, so that firstly, the three-jaw chuck of the torsion machine is used for directly clamping the part, so that the part is difficult to clamp and slip; secondly, directly press from both sides tight drive nut through torque machine and three-jaw chuck, can influence product installation moment and installation effect to can cause the installation moment that measures and minimum loosening moment to contain the equipment clamp force, measured data is inaccurate.

Disclosure of Invention

An object of the utility model is to overcome above-mentioned shortcoming and provide a sight is good, and it is convenient to survey deformation part deformation process during the detection, guarantees that measured data is true, and adjustment part and the coaxial degree of difficulty of equipment are little is used for single face installation screw thread type to take out nail testing arrangement.

The utility model discloses an aim at and solve its main technical problem and adopt following technical scheme to realize:

the utility model discloses a screw-type extraction detection test device for single-side installation, which comprises a torque wrench, a tool, a three-jaw chuck A, a torque machine and a three-jaw chuck B, wherein; in the torque wrench tip inserted the frock, the frock includes that torque sleeve, sandwich panel, visual window, torque wrest the piece, and torque wrest the piece card is put into torque sleeve and is put into sandwich panel and twist bolted connection, is provided with visual window on the torque sleeve, and torque wrench inserts in the torque wrest piece.

The torque wrench is cylindrical, one end of the torque wrench is large, the other end of the torque wrench is small, a through hole is formed in the center of the torque wrench, and the shape of the through hole is matched with the screwing structure of the nail pulling plate.

A through hole is formed in the center of the sandwich plate, and one end hole is in a horn shape.

The torsion wrenching block is cylindrical, a chuck is arranged on the cylindrical surface, and a raised head is arranged on the right end face.

The torque wrench is clamped on the rotatable three-jaw chuck B, the three-jaw chuck B is installed at one end of the torque machine, the three-jaw chuck A is installed at the other end of the torque machine, and the torque sleeve is clamped on the fixed three-jaw chuck A.

Compared with the prior art, the utility model has obvious beneficial effects; the technical scheme shows that: the torsion wrenching block is clamped into the torsion sleeve and is placed into the sandwich plate to be screwed into the bolt for connection, the single-surface mounting thread type screw extraction is placed into the sandwich plate, the sandwich plate is fixed to the torsion sleeve by using the connecting bolt, a raised head arranged on the right end face of the torsion wrenching block is embedded into the single-surface mounting thread type screw extraction fixing clamping groove, the torsion wrenching block is placed into the torsion sleeve to be matched and fixed with each other, the torsion wrenching block is ensured not to rotate in the test process, the torsion wrench is inserted into the torsion wrenching block, the thin-diameter end of the torsion wrench is inserted from the torsion wrenching block and is matched with the single-surface mounting thread type screw extraction wrenching structure, and free extraction or insertion is ensured after adjustment, and no clamping condition exists; be provided with visual window on the torque sleeve, take out nail forming process through visual window observation, it is good to have realized the sight, it is convenient to survey the deformation part deformation process during the detection, and single face installation screw thread type takes out the nail and puts into the frock after, adjust frock and torque wrench respectively, frock and torque wrench diameter enlarge the back, adjustment frock, torque wrench diminish with the coaxial degree of difficulty of equipment, it is little to have realized that adjustment part and the coaxial degree of difficulty of equipment are little, guarantee that measured data is true, in a word the utility model discloses the sight is good, it is convenient to survey deformation part deformation process during the detection, guarantees that measured data is true, and adjustment part and the coaxial degree of difficulty of equipment are little.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a top view of the torque wrench and the tool of the present invention;

FIG. 3 isbase:Sub>A cross-sectional view of FIG. 2A-A;

fig. 4 is a top view of the inventive tool;

FIG. 5 is a cross-sectional view of FIG. 4B-B;

fig. 6 is a schematic structural view of the torque wrench of the present invention;

fig. 7 is a schematic structural view of the torque wrenching block of the present invention;

fig. 8 is a use state diagram 1 of the present invention;

fig. 9 is a use state fig. 2 of the present invention;

FIG. 10 is a schematic view of the structure of the nail extractor of the present invention;

fig. 11 is a right side view of the nail of the present invention.

In the drawings, reference numerals

1. The device comprises a torque wrench, 2, a tool, 3, three-jaw chucks A and 4, a torque machine, 5, three-jaw chucks B and 6, a pull nail, 21, a torque sleeve, 22, a sandwich plate, 23, a bolt, 24, a visual window, 25, a torque pulling and screwing block, 61, a driving nut, 62, a deformation part, 63, a supporting part, 64, a pulling and screwing structure, 65, a core rod, 66 and a fixing clamping groove.

Detailed Description

The following detailed description of the embodiments, structures, features, and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.

The utility model discloses a screw-type screw-pulling detection test device for single-side installation, which comprises a torque wrench 1, a tool 2, a three-jaw chuck A3, a torque machine 4 and a three-jaw chuck B5, wherein; the torque wrench 1 is inserted into the tool 2, the tool 2 comprises a torque sleeve 21, an interlayer plate 22, a visible window 24 and a torque wrenching block 25, the torque wrenching block 25 is clamped into the torque sleeve 21, is placed into the interlayer plate 22 and is screwed into the bolt 23 for connection, the visible window 24 is arranged on the torque sleeve 21, and the small end of the torque wrench 1 is inserted into the torque wrenching block 25.

The torque wrench 1 is cylindrical, one end of the torque wrench is large, the other end of the torque wrench is small, a through hole is formed in the center of the torque wrench, and the shape of the through hole is matched with the wrenching structure 64 of the pull nail 6.

The sandwich plate 22 is provided with a through hole in the center, and one end of the through hole is in a horn shape.

The torsion wrenching block 25 is cylindrical, a chuck is arranged on the cylindrical surface, and a raised head is arranged on the right end surface.

The torque wrench 1 is clamped on a rotatable three-jaw chuck B5, the three-jaw chuck B5 is installed at one end of a torque machine 4, the three-jaw chuck A3 is installed at the other end of the torque machine 4, and a torque sleeve 21 is clamped on the fixed three-jaw chuck A3.

When in use, the device is installed and a torsion curve is mapped; placing the torque wrenching block 25 to the torque sleeve 1 to be matched and fixed with each other, ensuring that the torque wrenching block 25 cannot rotate in the test process, placing the single-face installation threaded type pulling nail 6 into the interlayer plate 22 meeting the installation requirement, fixing the interlayer plate 22 to the torque sleeve 21 by using the connecting bolt 23, ensuring that the tooth part of the torque wrenching block 25 is embedded into the single-face installation threaded type pulling nail 6 fixing clamping groove 66 without shaking, inserting the thin-diameter end of the torque wrench 1 from the bottom of the torque wrenching block 25 to be matched with the single-face installation threaded type pulling nail 6 wrenching structure 64, ensuring that the torque wrench can be freely pulled out or inserted without clamping condition; connecting the large-diameter end of a torque wrench 1 with a torque machine 4 three-jaw chuck A3 (rotating) end, connecting a torque sleeve 21 with a torque machine 4 three-jaw chuck B5 (fixing) end, pushing out the torque wrench 1 after installation, installing the torque wrench back to the original position again, ensuring that the torque wrench 1, a tool 2, a nail 6 and the torque machine 4 are coaxial, and ensuring that no clamping or other conditions exist, resetting equipment, enabling an equipment main shaft to rotate forwards, driving the three-jaw chuck A3 to rotate by the main shaft, driving the torque wrench 1 to rotate by the three-jaw chuck A3, driving a screwing structure 64 to rotate by the torque wrench 1, observing the forming process of the nail 6 through a visible window 24, stopping rotating the main shaft after the installation requirement is met, recording the installation torque, and storing a torque curve;

detecting the minimum loosening moment; placing the torque wrenching block 25 to the torque sleeve 1 to be matched and fixed with each other, ensuring that the torque wrenching block 25 cannot rotate in the test process, placing the single-face installation threaded type pulling nail 6 into the interlayer plate 22 meeting the installation requirement, fixing the interlayer plate 22 to the torque sleeve 21 by using the connecting bolt 23, ensuring that the tooth part of the torque wrenching block 25 is embedded into the single-face installation threaded type pulling nail 6 fixing clamping groove 66 without shaking, inserting the thin-diameter end of the torque wrench 1 from the bottom of the torque wrenching block 25 to be matched with the single-face installation threaded type pulling nail 6 wrenching structure 64, ensuring that the torque wrench can be freely pulled out or inserted without clamping condition; the large-diameter end of a torque wrench 1 is connected with a torque machine 4 three-jaw chuck A3 (rotating) end, a torque sleeve 21 is connected with a torque machine 4 three-jaw chuck B5 (fixing) end, the torque wrench 1 is pushed out after installation, the original position is installed again, the torque wrench 1, a tool 2, a screw drawing 6 and the torque machine 4 are guaranteed to be coaxial, no clamping or other conditions exist, equipment is cleared, an equipment main shaft is enabled to rotate reversely, the main shaft drives the three-jaw chuck A3 to rotate, the three-jaw chuck A3 drives the torque wrench 1 to rotate, the torque wrench 1 drives a screwing structure 64 to rotate, the reverse rotation angle and the number of turns are specified by a screw drawing 6 standard, after detection requirements are met, the main shaft stops rotating, data are collected, and a value meeting the standard specification is recorded as a minimum loosening torque value.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any form, and any simple modification, equivalent change and modification made by the technical spirit of the present invention to the above embodiments do not depart from the technical solution of the present invention.

Claims

1. A screw-pulling detection test device for single-side installation of a threaded screw comprises a torque wrench (1), a tool (2), a three-jaw chuck A (3), a torque machine (4) and a three-jaw chuck B (5), and is characterized in that the torque wrench is connected with the tool through a screw; in torque wrench (1) inserted frock (2), frock (2) were including torque sleeve (21), sandwich panel (22), visual window (24), torque wrenching piece (25), and torque wrenching piece (25) card is gone into torque sleeve (21) and is put into sandwich panel (22) and twist bolt (23) and connect, is provided with visual window (24) on torque sleeve (21), and torque wrench (1) tip inserts in torque wrenching piece (25).

2. The nail extraction detection test device for single-sided installation of the threaded type according to claim 1, wherein; the torque wrench (1) is cylindrical, one end of the torque wrench is large, the other end of the torque wrench is small, a through hole is formed in the center of the torque wrench, and the shape of the through hole is matched with a pulling and screwing structure (64) of the nail pulling (6) to be measured.

3. The nail pull detection test device for single-sided installation of the threaded type according to claim 1, wherein; the center of the sandwich plate (22) is provided with a through hole, and one end hole is in a horn shape.

4. The nail extraction detection test device for single-sided installation of the threaded type according to claim 1, wherein; the torsion wrenching block (25) is cylindrical, a chuck is arranged on the cylindrical surface, and a raised head is arranged on the right end face.

5. The nail extraction detection test device for single-sided installation of the threaded type according to claim 1, wherein; the torque wrench (1) is clamped on the rotatable three-jaw chuck B (5), the three-jaw chuck B (5) is installed at one end of the torque machine (4), the three-jaw chuck A (3) is installed at the other end of the torque machine (4), and the torque sleeve (21) is clamped on the fixed three-jaw chuck A (3).