CN212330860U - Electric nut preassembling tool - Google Patents
Electric nut preassembling tool Download PDFInfo
- Publication number
- CN212330860U CN212330860U CN202020848493.5U CN202020848493U CN212330860U CN 212330860 U CN212330860 U CN 212330860U CN 202020848493 U CN202020848493 U CN 202020848493U CN 212330860 U CN212330860 U CN 212330860U
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- tool
- driving gear
- nut
- gear shaft
- bearing
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Abstract
The utility model relates to an electric nut preassembling tool belongs to handheld electric tool technical field. The main technical scheme is as follows: the tool comprises a tool shell, a driven bearing, a nut rotating sleeve, a driven gear, a driving gear shaft, a supporting shell sleeve, a driving bearing, a tool top cover, an electric wrench and a wrench locking cover; the nut rotating sleeve is arranged on the tool shell, and the driven bearing and the driven gear are fixed on the optical axis part of the nut rotating sleeve through a plurality of jackscrews; the driving gear shaft is arranged at a positioning hole of the tool shell, the driving gear shaft is supported through a driving bearing, and the driving gear is arranged on the driving gear shaft through a positioning pin; the driving gear and the driven gear are meshed and rotate synchronously. The utility model discloses a biggest advantage lies in portable electric drive mode, and saves operating time and has reduced staff's work load again, improves work efficiency greatly, practices thrift the human cost, and simple structure is light and handy, and the material is durable.
Description
Technical Field
The utility model relates to a machinery nut rotary tool belongs to handheld electric tool technical field, concretely relates to electric nut pre-installation instrument.
Background
In a class of products in the field of machine tools, large-scale equipment is mounted and fixed on a base, bolt connection and pre-tightening are mostly used, for example, a tower base of a wind turbine is mounted on a bottom surface, a connecting flange between towers and the like, the number of bolts required for mounting each flange is very large, and the size of the bolts is often very long. Therefore, a large amount of work is brought to workers, nuts are required to be selected to the bottom of the bolt to be close to the flange face before the bolt is pre-tightened, the work is manually completed by the workers, the quantity of the installed nuts is large, the installation time is long, and the installation is very inconvenient.
SUMMERY OF THE UTILITY MODEL
To the technical problem, the utility model provides a structure is compacter, and light in weight has battery driven portable handheld electric nut pre-installation instrument, uses this instrument staff's that can significantly reduce work load, also can reduce the installation time of nut, improves the efficiency of this work greatly. The technical scheme of the utility model as follows: an electric nut preassembling tool comprises a tool shell, a driven bearing, a nut rotating sleeve, a driven gear, a driving gear shaft, a supporting shell sleeve, a driving bearing, a tool top cover, an electric wrench and a wrench locking cover;
the nut rotating sleeve is arranged on the tool shell, and the driven bearing and the driven gear are fixed on the optical axis part of the nut rotating sleeve through a plurality of jackscrews; the driving gear shaft is arranged at a positioning hole of the tool shell, the driving gear shaft is supported through a driving bearing, and the driving gear is arranged on the driving gear shaft through a positioning pin; the driving gear is meshed with the driven gear to synchronously rotate; the tool top cover fixes the supporting shell sleeve on the tool shell through a plurality of hexagon socket head cap bolts A; the electric wrench is fixed to the top of the driving gear shaft through a wrench locking cover using a plurality of hexagon socket head bolts B.
Furthermore, the number of the jackscrews is 2.
Furthermore, the number of the hexagon socket head cap screws is 4.
Further, the hexagon socket head cap screw a is M3 × 30.
Further, the hexagon socket head cap screw B is M3 × 10.
The utility model has the advantages as follows: the utility model discloses for the pure manual work contrast of revolving the wrong nut of original staff, the biggest advantage lies in portable electric drive mode, and saves operating time and has reduced staff's work load again, improves work efficiency greatly, practices thrift the human cost, and simple structure is light and handy, and the material is durable.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is a top view of FIG. 1;
wherein: 1. the tool comprises a tool shell, 2, a driven bearing, 3, a nut rotating sleeve, 4, a driven gear, 5, a driving gear, 6, a driving gear shaft, 7, a supporting shell sleeve, 8, a driving bearing, 9, a tool top cover, 10, an electric wrench, 11 and a wrench locking cover.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1-3, an electric nut preassembling tool comprises a tool housing 1, a driven bearing 2, a nut rotating sleeve 3, a driven gear 4, a driving gear 5, a driving gear shaft 6, a supporting housing 7, a driving bearing 8, a tool top cover 9, an electric wrench 10 and a wrench locking cover 11; the nut rotating sleeve 3 is arranged on the tool shell 1, and the driven bearing 2 and the driven gear 4 are arranged on the optical axis part of the nut rotating sleeve 3 and are fixed by 2 jackscrews; the driving gear shaft 6 is arranged at the other positioning hole of the tool shell 1 and supported by a driving bearing 8 to ensure smooth rotation, and the driving gear 5 is arranged on the driving gear shaft 6 through a positioning pin; the driving gear 5 and the driven gear 4 are smoothly meshed and synchronously rotate, and the transverse movement is limited by a tool top cover 9; the tool top cover 9 fixes the supporting shell 7 to the tool outer shell 9 by means of 4 hexagon socket head cap bolts a; the electric wrench 10 is fixed to the top of the driving gear shaft 6 by means of a wrench locking cover 11 using 4 hexagon socket head bolts B. The hexagon socket head cap screw A is M3 multiplied by 30. The hexagon socket head cap screw B is M3 multiplied by 10.
The utility model provides a preassemble work of nut under the very big operating mode of very long and bolt quantity of size has designed one set of portable handheld electronic nut preassemble instrument, can be in the short time simple light with a plurality of nuts preassemble the bottom of stay bolt, the staff's that significantly reduces work load and operating time.
The utility model discloses an one set of gear drive structure, transmit the rotatory moment of torsion of handheld electric spanner to the nut swivel mount 3 on, make the nut can carry out screw in and screw out work under the electric spanner drive. The nut rotating sleeve component of the tool needs to be a central control structure, so that the long bolt can penetrate through the central control part without influencing the rotation of the nut.
The utility model discloses the designing requirement of instrument has sufficient electric quantity to satisfy the installation of most quantity of bolts, and the whole size of instrument and weight accomplish sufficient little, make things convenient for staff's transport and use. The assembly size precision of the transmission mechanism is improved as much as possible, and the purpose is to reduce the vibration and noise of the tool during operation, reduce the abrasion of parts during the use and prolong the service life of the parts.
The electric wrench selected to be matched has the functions of forward rotation, reverse rotation, speed regulation and torque regulation, so that the tool has the functions of screwing in and screwing out the main nut, the rotation speed of the main nut can be controlled, and the rotation torque of the main nut is regulated so as to better protect the screw threads of the bolt and the nut from being damaged.
The utility model discloses an assembly method as follows:
A. a driving gear 5 is arranged on the upper matching surface of a driving gear shaft 6, and a driving bearing 8 is arranged on the lower matching surface of the driving gear shaft 6;
B. b, the parts assembled in the step A are arranged in corresponding holes of the tool shell 1;
C. installing the nut rotating sleeve 3 upwards from the bottom of the corresponding hole of the tool shell 1;
D. the driven bearing 2 is arranged at the bottom of the matching surface of the nut rotating sleeve 3, the driven gear 4 is arranged on the matching surface of the nut rotating sleeve 3 and is attached to the driven bearing 2, and the driven gear 4 is fixed to the nut rotating sleeve 3 through a jackscrew;
E. the electric wrench 10 is fixed to the tool top cover 9 through the wrench locking cover 11, and the support housing 7 and the tool top cover 9 are mounted to the tool housing 1.
The utility model discloses a use method as follows:
A. sleeving the nut rotating sleeve 3 structure of the tool on a long bolt which is provided with a nut and has a corresponding size, so that the inner hexagonal structure of the nut rotating sleeve 3 is completely contacted with the outer hexagonal structure of the nut;
B. adjusting the rotation direction of the electric wrench 10 to ensure that the rotation direction of the electric wrench 10 is matched with the rotation direction of the nut at the moment;
C. the tool start button is pressed, at this time, the nut rotating sleeve 3 of the tool drives the nut to start rotating until the button is released after the nut is completely screwed in or screwed out.
The foregoing embodiments are provided for illustration and description of the invention and are not intended to limit the invention to the described embodiments. Furthermore, it will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that many more modifications and variations are possible in light of the teaching of the present invention and are within the scope of the invention as claimed.
Claims (5)
1. An electric nut preassembling tool is characterized by comprising a tool shell (1), a driven bearing (2), a nut rotating sleeve (3), a driven gear (4), a driving gear (5), a driving gear shaft (6), a supporting shell sleeve (7), a driving bearing (8), a tool top cover (9), an electric wrench (10) and a wrench locking cover (11);
the nut rotating sleeve (3) is arranged on the tool shell (1), and the driven bearing (2) and the driven gear (4) are fixed on the optical axis part of the nut rotating sleeve (3) through a plurality of jackscrews; the driving gear shaft (6) is arranged at a positioning hole of the tool shell (1), the driving gear shaft (6) is supported by a driving bearing (8), and the driving gear (5) is arranged on the driving gear shaft (6) through a positioning pin; the driving gear (5) is meshed with the driven gear (4) to synchronously rotate; the tool top cover (9) fixes the supporting shell sleeve (7) on the tool shell (1) through a plurality of hexagon socket head cap bolts A; the electric wrench (10) is fixed to the top of the driving gear shaft (6) through a wrench locking cover (11) using a plurality of hexagon socket head bolts B.
2. The power nut preassembly tool of claim 1, wherein the number of jackscrews is 2.
3. The power nut preassembly tool of claim 1, wherein the number of hexagon socket head cap screws is 4.
4. The power nut preassembly tool of claim 1, wherein the allen bolt a is M3 x 30.
5. The power nut preassembly tool of claim 1, wherein the allen bolt B is M3 x 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020848493.5U CN212330860U (en) | 2020-05-20 | 2020-05-20 | Electric nut preassembling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020848493.5U CN212330860U (en) | 2020-05-20 | 2020-05-20 | Electric nut preassembling tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212330860U true CN212330860U (en) | 2021-01-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020848493.5U Active CN212330860U (en) | 2020-05-20 | 2020-05-20 | Electric nut preassembling tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212330860U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111590502A (en) * | 2020-05-20 | 2020-08-28 | 大连泰凯工业有限公司 | Electric nut preassembling tool and using method thereof |
-
2020
- 2020-05-20 CN CN202020848493.5U patent/CN212330860U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111590502A (en) * | 2020-05-20 | 2020-08-28 | 大连泰凯工业有限公司 | Electric nut preassembling tool and using method thereof |
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