CN216177345U - Lengthened tapping extension rod - Google Patents
Lengthened tapping extension rod Download PDFInfo
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- CN216177345U CN216177345U CN202122838389.5U CN202122838389U CN216177345U CN 216177345 U CN216177345 U CN 216177345U CN 202122838389 U CN202122838389 U CN 202122838389U CN 216177345 U CN216177345 U CN 216177345U
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- elastic clamping
- rod body
- connecting rod
- clamping sleeve
- locking nut
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Abstract
The utility model relates to an extended tapping connecting rod, which comprises a connecting rod body and a threaded section arranged at the end part of the connecting rod body, wherein the end part of the connecting rod body is connected with a plurality of elastic clamping claws, the elastic clamping claws surround an elastic clamping sleeve, a gap is arranged between every two adjacent elastic clamping claws, clamping ports are arranged in the elastic clamping sleeve, an annular groove is arranged at the joint of the elastic clamping sleeve and the connecting rod body, a locking nut is sleeved at the outer side of the threaded section of the end part of the connecting rod body, the structure is mainly used for quickly installing a screw tap, the screw tap is inserted into the clamping ports of the elastic clamping sleeve when the screw tap is installed, each elastic clamping claw is in a radial expansion state, meanwhile, the locking nut penetrates through the elastic clamping sleeve and is connected with the threaded section, the outer peripheral surface of the elastic clamping sleeve is extruded by the installed locking nut, the screw tap is locked and fixed, when the screw tap is replaced, the locking nut is unscrewed, and the screw tap is pulled out from the elastic clamping sleeve, the structure is suitable for quick disassembly and assembly of screw taps and hole wall tapping under different working conditions.
Description
Technical Field
The utility model relates to the field of machining equipment, in particular to a lengthened tapping connecting rod.
Background
In the processing production of automobile parts, the tapping process is very general, wherein the tapping process is accomplished to the screw tap of the available market standard of most spare parts and clamp cover, however, when carrying out the tapping operation in the hole on the flange face of spindle nose, the hole distance on the flange face is far away from spindle nose terminal surface distance, it is near with spindle nose excircle distance, when carrying out the tapping with standard screw tap on the market and clamp cover, can produce and interfere, can not realize the tapping operation, mainly because the unable change of specification that presss from both sides the cover, the tapping operation in hole on the different flange faces of unable adaptation. This patent is based on current technical problem, designs a pole structure is met in tapping of extension.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provides a lengthened tapping connecting rod.
In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:
a lengthened tapping connecting rod comprises a connecting rod body, a thread section arranged at the end part of the connecting rod body and an elastic clamping structure connected with the connecting rod body, wherein the elastic clamping structure comprises a plurality of elastic clamping claws which surround to form an elastic clamping sleeve, the end part of each elastic clamping claw is connected with the connecting rod body, a gap is formed between every two adjacent elastic clamping claws, a clamping opening is formed in the elastic clamping sleeve, and an annular groove is formed at the connecting part of each elastic clamping sleeve and the connecting rod body;
the outer side of the thread section is sleeved with a locking nut, an inner hole wall of the locking nut is provided with an inner thread, the outer peripheral surface of the elastic clamping sleeve is a conical surface, and the locking nut after installation extrudes the outer peripheral surface of the elastic clamping sleeve.
Furthermore, one end of the extension rod body, which is far away from the elastic clamping sleeve, is connected with a Morse taper shank, and the Morse taper shank is connected with a main shaft of a machine tool.
Further, a tap is inserted into the clamping opening.
Furthermore, an annular limiting bulge is arranged at the end part of the inner hole of the locking nut, and the annular limiting bulge is used for radially limiting the end part of the elastic clamping sleeve.
Further, the elastic clamping claw and the extension rod body are integrally formed.
Furthermore, the centers of the Morse taper shank, the extension rod body and the elastic clamping sleeve are coaxial.
The utility model has the beneficial effects that: the end of the extension rod body is connected with a plurality of elastic clamping claws, the elastic clamping claws surround an elastic clamping sleeve, gaps are formed between every two adjacent elastic clamping claws, a clamping opening is formed in the elastic clamping sleeve, an annular groove is formed in the joint of the elastic clamping sleeve and the extension rod body, and a locking nut is sleeved on the outer side of a threaded section of the end of the extension rod body in a sleeved mode. The tapping machine is suitable for tapping of hole walls under different working conditions.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side schematic view of the present invention;
FIG. 3 is a schematic cross-sectional view of a lock nut of the present invention;
fig. 4 is a diagram illustrating the effect of the present invention.
Detailed Description
As shown in fig. 1 to 4, an extended tapping connecting rod comprises a connecting rod body 1, a threaded section 2 arranged at an end of the connecting rod body 1, and an elastic clamping structure connected with the connecting rod body 1, wherein the elastic clamping structure comprises a plurality of elastic clamping claws 3, the elastic clamping claws 3 enclose an elastic clamping sleeve 4, the end of each elastic clamping claw 3 is connected with the connecting rod body 1, the elastic clamping claws 3 and the connecting rod body 1 are integrally formed, gaps 5 are formed between every two adjacent elastic clamping claws 3, a clamping opening 6 is formed in each elastic clamping sleeve 4, and an annular groove 7 is formed at a connection part of each elastic clamping sleeve 4 and the connecting rod body 1;
the locking nut 8 is sleeved on the outer side of the thread section 2, an inner thread is arranged on the hole wall of an inner hole of the locking nut 8, the outer peripheral surface of the elastic clamping sleeve 4 is a conical surface, and the locking nut 8 after installation extrudes the outer peripheral surface of the elastic clamping sleeve 4.
Further, the one end of connecting rod body 1, far away from elastic clamping sleeve 4, is connected morse taper shank 9, and morse taper shank 9 is connected with the main shaft of tapping lathe, and the tapping lathe is radial drill, and the model is Z3050. The centers of the Morse taper shank 9, the extension rod body 1 and the elastic clamping sleeve 4 are coaxial.
An annular limiting bulge 10 is arranged at the end part of an inner hole of the locking nut 8, and the annular limiting bulge 10 radially limits the end part of the elastic clamping sleeve 4.
To sum up, the end of the connecting rod body 1 is connected with a plurality of elastic clamping claws 3, the elastic clamping claws 3 enclose an elastic clamping sleeve 4, a gap 5 is arranged between every two adjacent elastic clamping claws 3, a clamping opening 6 is arranged inside the elastic clamping sleeve 4, an annular groove 7 is arranged at the joint of the elastic clamping sleeve 4 and the connecting rod body 1, a locking nut 8 is sleeved outside a threaded section 2 at the end of the connecting rod body 1, the structure is mainly used for quickly mounting a screw tap, the screw tap 11 is inserted into the clamping opening 6 of the elastic clamping sleeve 4 when the screw tap is mounted, at the moment, each elastic clamping claw 3 is in a radial expansion state, meanwhile, the locking nut 8 penetrates through the elastic clamping sleeve 4 and is connected with the threaded section 2, the mounted locking nut 8 extrudes the peripheral surface of the elastic clamping sleeve 4, so as to lock and fix the screw tap 11, when the screw tap 11 is replaced, the locking nut 8 is unscrewed, and the screw tap 11 is pulled out from the elastic clamping sleeve 4, this structure is fit for the quick assembly disassembly of screw tap, connects the specification size of pole body to select, is fit for the pore wall tapping processing under the different operating modes.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. A lengthened tapping connecting rod comprises a connecting rod body, a thread section arranged at the end part of the connecting rod body and an elastic clamping structure connected with the connecting rod body, and is characterized in that the elastic clamping structure comprises a plurality of elastic clamping claws, the elastic clamping claws surround an elastic clamping sleeve, the end part of each elastic clamping claw is connected with the connecting rod body, a gap is formed between every two adjacent elastic clamping claws, a clamping opening is formed in the elastic clamping sleeve, and an annular groove is formed in the connecting part of each elastic clamping sleeve and the connecting rod body;
the outer side of the thread section is sleeved with a locking nut, an inner hole wall of the locking nut is provided with an inner thread, the outer peripheral surface of the elastic clamping sleeve is a conical surface, and the locking nut after installation extrudes the outer peripheral surface of the elastic clamping sleeve.
2. The extension rod for tapping of claim 1, wherein the end of the extension rod body away from the elastic clamping sleeve is connected with a morse taper shank, and the morse taper shank is connected with a spindle of a machine tool.
3. The extension tap extension rod of claim 2, wherein a tap is inserted into the clamping port.
4. The extension tapping extension rod of claim 2, wherein an annular limiting protrusion is provided at an end of the inner hole of the locking nut, and the annular limiting protrusion radially limits the end of the elastic clamping sleeve.
5. The extension tapping extension rod of claim 2, wherein the resilient clamping jaw is integrally formed with the extension rod body.
6. The extension tapping rod of claim 2, wherein the morse taper shank, the rod body, and the resilient clamping sleeve are concentric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122838389.5U CN216177345U (en) | 2021-11-19 | 2021-11-19 | Lengthened tapping extension rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122838389.5U CN216177345U (en) | 2021-11-19 | 2021-11-19 | Lengthened tapping extension rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216177345U true CN216177345U (en) | 2022-04-05 |
Family
ID=80911748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122838389.5U Active CN216177345U (en) | 2021-11-19 | 2021-11-19 | Lengthened tapping extension rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216177345U (en) |
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2021
- 2021-11-19 CN CN202122838389.5U patent/CN216177345U/en active Active
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