CN218504183U - Repairing cutter for damaged bolt - Google Patents
Repairing cutter for damaged bolt Download PDFInfo
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- CN218504183U CN218504183U CN202222619705.4U CN202222619705U CN218504183U CN 218504183 U CN218504183 U CN 218504183U CN 202222619705 U CN202222619705 U CN 202222619705U CN 218504183 U CN218504183 U CN 218504183U
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Abstract
The utility model belongs to the technical field of mechanical tool, especially, restoration cutter of impaired bolt, the drill pipe comprises a drill rod, the drill pipe bottom surface has set firmly conical bit, the conical bit outer wall is the annular array structure and has seted up three edge of a knife, the drill pipe top surface has set firmly the square handle, the slot has been seted up to the square handle top surface, two jacks have been seted up to the symmetrical structure about being on the square handle right wall, the inside grafting of slot has the inserted block, the inserted block top surface has set firmly the triangle handle, the inserted block right wall is upper and lower symmetrical structure hole threaded connection through the screw thread and has two fastening bolt, fastening bolt and jack grafting cooperation, drill pipe outer wall cover is equipped with protective assembly. The quick cutting of damaged bolts is realized, the flatness of the cut bolts is high, the cutting surface is in a conical shape and has no burrs, the installation of the nut is facilitated, the operation is simple, the repair effect is good, and the use cost is effectively reduced without replacing new fasteners.
Description
Technical Field
The utility model relates to a mechanical tool technical field especially relates to a restoration cutter of impaired bolt.
Background
In the long-term use process of the bolt, the nut end of the bolt is oxidized due to factors such as external wind, sunshine and the like, so that rusting, deformation, damage and the like are very easy to occur, and the nut end of the oxidized bolt is very inconvenient to install and disassemble; in the prior art, an external cutting tool is usually adopted to cut the damaged bolt opening, a polishing tool polishes the damaged bolt opening and then continues to install the nut, the flatness of the bolt after the bolt opening is cut is poor, the nut is difficult to install, and the damaged bolt is inconvenient to repair; or a new fastener is replaced to continue to be used, so that the use cost is increased by replacing the new fastener, and the operation difficulty is large, time-consuming and labor-consuming.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
Based on the prior art, an external cutting tool is usually adopted to cut the damaged bolt opening, the nut is continuously installed after the damaged bolt opening is polished by a polishing tool, the flatness of the bolt after the bolt opening is cut is poor, the nut is difficult to install, and the damaged bolt is inconvenient to repair; or take the fastener of more renew to continue to use, the fastener of more renew has increased use cost, the technical problem who wastes time and energy greatly of the operation degree of difficulty, the utility model provides a restoration cutter of impaired bolt.
2. Technical scheme
The utility model provides a prosthetic cutter of impaired bolt, includes the drilling rod, the drilling rod bottom surface has set firmly conical bit, conical bit outer wall is the annular array structure and has seted up three edge of a knife, the drilling rod top surface has set firmly the square handle, the slot has been seted up to the square handle top surface, square handle right wall is upper and lower symmetrical structure and has seted up two jacks, the inside grafting of slot has the inserted block, the inserted block top surface has set firmly the triangle handle, the inserted block right wall is upper and lower symmetrical structure hole threaded connection through the screw thread and has two fastening bolt, fastening bolt and jack grafting cooperation, drilling rod outer wall cover is equipped with the protection component.
Preferably, the conical drill bit and the drill rod are made of high-speed steel materials, the bottom surface of the triangular handle is in friction contact with the top surface of the square handle, the fastening bolt penetrates through the jack and is in threaded connection with the insert block through a threaded hole, and the conical drill bit is of a hollow structure and is open at the bottom surface.
Through the technical scheme, the triangular handle and the insert block are conveniently installed through the fastening bolt, and the electric hammer and the electric hand drill are convenient to install.
Preferably, the protection subassembly includes the protection casing, protection casing top surface middle part has been seted up and has been led to the groove, the spacing groove has all been seted up to the cell wall around leading to the groove, conical bit is located inside the protection casing, the inside bottom surface of protection casing rubs with conical bit top surface, conical bit and protection casing clearance fit.
Through above-mentioned technical scheme, the smear metal that produces when cutting conical bit is protected through the protection casing.
Preferably, both ends all set firmly two stoppers about the drilling rod, stopper and spacing groove joint cooperation, the drilling rod passes through logical groove and protection casing sliding connection, the protection casing is transparent high temperature resistant material preparation.
Through the technical scheme, the transparent protective cover is convenient to observe the cutting of the damaged bolt, the protective cover slides along the drill rod and the limiting block through the limiting groove, and the sliding stability is improved.
Preferably, the upper end of the drill rod is inserted with a round block, the front end and the rear end of the round block are respectively connected with two adjusting hand wheels through thread holes, the inner ends of the adjusting hand wheels are in friction contact with the outer wall of the drill rod, and the bottom surface of the round block is in friction contact with the top surface of the limiting block.
Through above-mentioned technical scheme, on the disk inserted the drilling rod, rotatory adjusting handle installed and dismantled.
Preferably, the outer wall of the middle of the drill rod is sleeved with a spring, the top surface of the spring is in friction contact with the bottom surface of the round block, and the bottom surface of the spring is in friction contact with the top surface of the protective cover.
Through above-mentioned technical scheme, the spring reciprocates through the round block extrusion protection casing, has improved the protecting effect.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages of:
1. install the drilling rod on the instrument of square interfaces such as electric hammer through the square handle, or insert inside the slot with the inserted block on the triangle handle, pass fastening bolt jack and through screw hole and inserted block threaded connection, install the triangle handle on electric hand drill and use, it drives drilling rod and conical drill bit synchronous revolution to rotate through instrument rotations such as electric hammer and electric hand drill, make conical drill bit to the nut end top surface extrusion friction of impaired bolt, cut through the edge of a knife and polish, the piece that produces during the cutting is from passing edge of a knife discharge to outside, make the cutting personally submit toper form and no burr, the installation of nut has been made things convenient for. The quick cutting of damaged bolts is realized, the flatness of the cut bolts is high, the cutting surface is in a conical shape and has no burrs, the installation of the nut is facilitated, the operation is simple, the repair effect is good, and the use cost is effectively reduced without replacing new fasteners.
2. Before installing the drilling rod, pass through logical groove with the protection casing and slide down along the drilling rod, establish the spring housing at the drilling rod middle part, insert the drilling rod upper end with the disk again, fix through adjusting handle, the smear metal that produces when making conical drill cut prevents to splash by blockking of protection casing, the use through the spring has reduced the emergence that the smear metal splashes, the protective effect of staff when having improved impaired bolt restoration, effectively reduced the cutting and splashed the emergence that causes the incident, safety in utilization and protecting effect have been improved, the restoration of impaired bolt is used conveniently.
3. Through the use of the triangular handle and the square handle, the drill rod and the conical drill bit are suitable for the use of an electric hammer and an electric hand drill, the installation and the disassembly of the drill rod are convenient, and the use is convenient and fast.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the conical drill of the present invention;
FIG. 3 is a schematic view of the square handle structure of the present invention;
FIG. 4 is a sectional view of the protective cover structure of the present invention;
fig. 5 is a sectional view of the round block structure of the present invention.
In the figure: 1. a drill stem; 2. a conical drill bit; 3. a knife edge; 4. a square handle; 5. inserting slots; 6. a jack; 7. inserting a block; 8. a triangular handle; 9. fastening a bolt; 10. a guard assembly; 101. a protective cover; 102. a through groove; 103. a limiting groove; 104. a limiting block; 105. a round block; 106. adjusting a hand wheel; 107. a spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.
Example one
Referring to fig. 1-3, a damaged bolt's restoration cutter, including drilling rod 1, drilling rod 1 bottom surface has set firmly conical bit 2, conical bit 2 outer wall is the annular array structure and has seted up three edge of a knife 3, drilling rod 1 top surface has set firmly square handle 4, slot 5 has been seted up to square handle 4 top surface, square handle 4 right wall is upper and lower symmetrical structure and has seted up two jacks 6, the inside grafting of slot 5 has inserted block 7, the top surface of inserted block 7 has set firmly triangle handle 8, the right wall of inserted block 7 is upper and lower symmetrical structure hole threaded connection through the screw thread has two fastening bolt 9, fastening bolt 9 and jack 6 grafting cooperation, drilling rod 1 outer wall cover is equipped with protection component 10.
The utility model discloses a theory of operation: at first, install drilling rod 1 on the instrument of square interface such as electric hammer through square handle 4, or insert inside slot 5 with inserted block 7 on the triangle handle 8, pass fastening bolt 9 jack 6 and through screw hole and inserted block 7 threaded connection, install triangle handle 8 and use on electric hand drill, it drives drilling rod 1 and conical bit 2 synchronous revolution to rotate through instrument such as electric hammer and electric hand drill, make conical bit 2 to the nut end top surface extrusion friction of impaired bolt, cut through edge of a knife 3 and polish, piece that produces during the cutting is from passing edge of a knife 3 and discharging to the outside, make the cutting personally submit toper form and no burr, the roughness of cutting has been improved, the installation of nut has been made things convenient for, cutting convenient and fast saves time and laborsaving.
Example two
Referring to fig. 4-5, on the basis of the first embodiment, the protection assembly 10 includes a protection cover 101, a through groove 102 is formed in the middle of the top surface of the protection cover 101, limit grooves 103 are formed in front and rear groove walls of the through groove 102, the conical drill 2 is located inside the protection cover 101, the bottom surface inside the protection cover 101 rubs against the top surface of the conical drill 2, and the conical drill 2 is in clearance fit with the protection cover 101. The swarf generated when the conical drill 2 cuts is shielded by the shield 101.
Two limiting blocks 104 are fixedly arranged at the left end and the right end of the drill rod 1, the limiting blocks 104 are in clamping fit with limiting grooves 103, the drill rod 1 is in sliding connection with a protective cover 101 through a through groove 102, and the protective cover 101 is made of transparent high-temperature-resistant materials. Transparent protection casing 101 is convenient to be observed impaired bolt cutting, makes protection casing 101 slide along drilling rod 1 and stopper 104 through spacing groove 103, has improved gliding stability.
The upper end of the drill rod 1 is inserted with a round block 105, the front end and the rear end of the round block 105 are both connected with two adjusting handwheels 106 through threaded holes, the inner ends of the adjusting handwheels 106 are in frictional contact with the outer wall of the drill rod 1, and the bottom surface of the round block 105 is in frictional contact with the top surface of the limiting block 104. The round block 105 is inserted into the drill rod 1, and the adjustment handwheel 106 is rotated to assemble and disassemble the drill rod.
The outer wall of the middle part of the drill rod 1 is sleeved with a spring 107, the top surface of the spring 107 is in frictional contact with the bottom surface of the round block 105, and the bottom surface of the spring 107 is in frictional contact with the top surface of the protective cover 101. The spring 107 extrudes the protective cover 101 to move up and down through the round block 105, and the protective effect is improved.
During the use, before installing drilling rod 1, with protection casing 101 through leading to groove 102 along drilling rod 1 lapse, then establish spring 107 cover at drilling rod 1 middle part, insert drilling rod 1 upper end with circle piece 105 again, fix through adjusting hand wheel 106, the smear metal that produces when making conical drill bit 2 cut is prevented splashing by blockking of protection casing 101, the use through spring 107 has reduced the emergence that the smear metal splashes, the protecting effect is improved, the restoration that has made things convenient for impaired bolt is used.
The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.
Claims (6)
1. A damaged bolt's restoration cutter, includes drilling rod (1), its characterized in that: the drill rod is characterized in that a conical drill bit (2) is fixedly arranged on the bottom surface of the drill rod (1), the outer wall of the conical drill bit (2) is of an annular array structure and is provided with three knife edges (3), a square handle (4) is fixedly arranged on the top surface of the drill rod (1), a slot (5) is formed in the top surface of the square handle (4), two jacks (6) are formed in the right wall of the square handle (4) in an up-and-down symmetrical structure, an insert block (7) is inserted into the slot (5) in an inserted mode, a triangular handle (8) is fixedly arranged on the top surface of the insert block (7), the right wall of the insert block (7) is in threaded connection with two fastening bolts (9) in an up-and-down symmetrical structure through threads, the fastening bolts (9) are inserted into the jacks (6) in a matched mode, and a protection assembly (10) is sleeved on the outer wall of the drill rod (1).
2. The repairing tool for a damaged bolt according to claim 1, wherein: conical bit (2) and drilling rod (1) all adopt high-speed steel material, triangle handle (8) bottom surface and square handle (4) top surface frictional contact, fastening bolt (9) pass jack (6) and through screw hole and inserted block (7) threaded connection, conical bit (2) are hollow structure and the bottom surface is the opening form.
3. The repairing tool for a damaged bolt according to claim 1, wherein: protection component (10) are including protection casing (101), protection casing (101) top surface middle part has been seted up and has been led to groove (102), spacing groove (103) have all been seted up to groove wall around leading to groove (102), conical bit (2) are located protection casing (101) inside, the inside bottom surface of protection casing (101) rubs with conical bit (2) top surface, conical bit (2) and protection casing (101) clearance fit.
4. The repairing tool for a damaged bolt according to claim 3, wherein: both ends all set firmly two stopper (104) about drilling rod (1), stopper (104) and spacing groove (103) joint cooperation, drilling rod (1) are through leading to groove (102) and protection casing (101) sliding connection, protection casing (101) are transparent high temperature resistant material preparation.
5. The repair tool for a damaged bolt according to claim 4, wherein: the drill rod is characterized in that a round block (105) is inserted into the upper end of the drill rod (1), the front end and the rear end of the round block (105) are respectively connected with two adjusting hand wheels (106) through threaded holes in a threaded mode, the inner end of each adjusting hand wheel (106) is in friction contact with the outer wall of the drill rod (1), and the bottom surface of the round block (105) is in friction contact with the top surface of the limiting block (104).
6. The repair tool for a damaged bolt according to claim 5, wherein: the outer wall cover in drilling rod (1) middle part is equipped with spring (107), spring (107) top surface and round piece (105) bottom surface frictional contact, spring (107) bottom surface and protection casing (101) top surface frictional contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222619705.4U CN218504183U (en) | 2022-10-07 | 2022-10-07 | Repairing cutter for damaged bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222619705.4U CN218504183U (en) | 2022-10-07 | 2022-10-07 | Repairing cutter for damaged bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218504183U true CN218504183U (en) | 2023-02-21 |
Family
ID=85215486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222619705.4U Active CN218504183U (en) | 2022-10-07 | 2022-10-07 | Repairing cutter for damaged bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218504183U (en) |
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2022
- 2022-10-07 CN CN202222619705.4U patent/CN218504183U/en active Active
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