CN216729865U - Reamer with positioning step - Google Patents
Reamer with positioning step Download PDFInfo
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- CN216729865U CN216729865U CN202122780251.4U CN202122780251U CN216729865U CN 216729865 U CN216729865 U CN 216729865U CN 202122780251 U CN202122780251 U CN 202122780251U CN 216729865 U CN216729865 U CN 216729865U
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- reamer
- groove
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- hole
- assembling
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Abstract
The utility model belongs to the field of lathe reamers, in particular to a reamer with a positioning step, which aims at solving the problem that the conventional step reamer cannot be spliced and assembled at will and is inconvenient to complete different drilling operations. The stepped reamer can be spliced and assembled at will, and different drilling operations can be completed.
Description
Technical Field
The utility model relates to the technical field of lathe reamers, in particular to a reamer with a positioning step.
Background
The reamer is a rotary cutter with one or more cutter teeth for cutting off a thin metal layer on the surface of a machined hole, the reamer is a rotary finishing cutter with a straight edge or a spiral edge for reaming or repairing the hole, and the reamer structure is mainly composed of a working part and a handle part. The working part mainly has the functions of cutting and calibrating, and the diameter of the calibrating part has an inverted cone. The handle part is used for being clamped by the clamp and is divided into a straight handle and a taper handle, and a retrieval application number of 201320248244.2 discloses a reamer with a positioning step, wherein a small hole reamer blade and a large hole reamer blade are arranged on the reamer, and the small hole reamer blade and the large hole reamer blade form a step reamer head; however, the stepped reamer in the prior art cannot be spliced and assembled at will, and different drilling operations are inconvenient to complete.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art, and provides a reamer with a positioning step.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a reamer with a positioning step comprises a large-hole reamer, a small-hole reamer and an assembling mechanism, wherein one end of the large-hole reamer is provided with a mounting groove, the small-hole reamer is mounted in the mounting groove, the assembling mechanism is arranged on the large-hole reamer and is connected with the small-hole reamer, the assembling mechanism comprises a connecting seat, two assembling heads, two connecting blocks, two lead screws, two control round rods, a control ring and two driving rotating wheels, one end of the small-hole reamer is provided with a fixed groove, the inner wall of the mounting groove is fixedly provided with the connecting seat, the connecting seat is mounted in the fixed groove, two sides of the connecting seat are both provided with connecting grooves, the two connecting grooves are both slidably provided with assembling heads, the inner walls of the two sides of the fixed groove are both provided with assembling clamping grooves, the assembling heads are connected in the corresponding assembling clamping grooves, and one side of the two assembling heads is both fixedly provided with the connecting blocks, the movable groove has all been seted up on one side inner wall of two spread grooves, connecting block sliding connection is in the movable groove that corresponds, and threaded hole all is seted up to one side of two connecting blocks, all rotates in two movable grooves and is connected with the lead screw, equal fixed cover is equipped with the worm wheel on lead screw and the threaded connection of the screw hole that corresponds, two lead screws, it is equipped with rotatory ring to rotate the cover on the macroporous reamer, the inner circle fixedly connected with rack of rotatory ring, two recesses have been seted up on the macroporous reamer, two all rotate in the recess and install the drive runner, two drive runners all with rack toothing.
Preferably, a first chain wheel is fixedly mounted on one side of each of the two driving rotating wheels, an extending groove is formed in the inner wall of one side of each of the two grooves, a control round rod is rotatably mounted in each of the two extending grooves, a second chain wheel is fixedly mounted at one end of each of the control round rods, the second chain wheels and the chain wheels are in transmission connection with the same chain, the other end of each of the control round rods extends into the corresponding moving groove and is fixedly provided with a worm, and the worm is meshed with the worm wheel.
Preferably, one end of the large-hole reamer is provided with a plurality of storage grooves.
Preferably, a sliding auxiliary groove is formed in the inner wall of the connecting groove, an auxiliary block is fixedly mounted on the assembling head, and the auxiliary block is connected to the sliding auxiliary groove in a sliding mode.
Preferably, a rotating groove is formed in the inner wall of one side of the groove, a stabilizing block is fixedly mounted on one side of the driving rotating wheel, and the stabilizing block is rotatably connected in the rotating groove.
Preferably, a fixing hole is formed in the inner wall of one side of the extending groove, and the control round rod is rotatably installed in the fixing hole.
Compared with the prior art, the utility model has the beneficial effects that:
(1) the reamer with the positioning steps is formed by combining a small hole reamer and a large hole reamer, and holes with different sizes can be drilled.
(2) The reamer with the positioning steps can also flexibly replace the small-hole reamer, and can adjust the use size of the small-hole reamer.
Drawings
Fig. 1 is a schematic perspective view of a reamer with a positioning step according to the present invention;
FIG. 2 is a schematic front view of a reamer with positioning steps according to the present invention;
FIG. 3 is a schematic structural view of a portion A of a reamer with a positioning step according to the present invention;
fig. 4 is a schematic structural diagram of a portion B of a reamer with a positioning step according to the present invention.
In the figure: 1. a large hole reamer; 2. a small hole reamer; 3. mounting grooves; 4. a connecting seat; 5. assembling the head; 6. assembling a clamping groove; 7. connecting blocks; 8. a screw rod; 9. a worm; 10. a control round bar; 11. rotating the circular ring; 12. a drive wheel; 13. a chain wheel I; 14. a groove; 15. a second chain wheel; 16. and (7) a storage tank.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and claims of this patent does not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one.
Referring to fig. 1-4, a reamer with positioning steps comprises a large-hole reamer 1 and a small-hole reamer 2, wherein one end of the large-hole reamer 1 is provided with a mounting groove 3, the small-hole reamer 2 is mounted in the mounting groove 3, one end of the small-hole reamer 2 is provided with a fixing groove, the inner wall of the mounting groove 3 is fixedly provided with a connecting seat 4, the connecting seat 4 is mounted in the fixing groove, two sides of the connecting seat 4 are respectively provided with a connecting groove, two assembling heads 5 are respectively slidably mounted in the two connecting grooves, two assembling clamping grooves 6 are respectively formed in the inner walls of the two sides of the fixing groove, the assembling heads 5 are connected in the corresponding assembling clamping grooves 6, one side of each assembling head 5 is fixedly provided with a connecting block 7, one inner wall of each connecting groove is provided with a moving groove, the connecting block 7 is slidably connected in the corresponding moving groove, and one side of each connecting block 7 is provided with a threaded hole, the two moving grooves are rotatably connected with screw rods 8, the screw rods 8 are in threaded connection with corresponding threaded holes, worm gears are fixedly sleeved on the two screw rods 8, and the large-hole reamer 1 is rotatably sleeved with a rotating ring 11;
inner circle fixedly connected with rack of rotatory ring 11, two recesses 14, two have been seted up on the macroporous reamer 1 equal rotate in the recess 14 and install drive runner 12, two drive runners 12 all with rack toothing, the equal fixed mounting in one side of two drive runners 12 has sprocket 13, two the extending groove has all been seted up on one side inner wall of recess 14, all rotates in two extending grooves and installs control round bar 10, the one end fixed mounting of control round bar 10 has sprocket two 15, sprocket two 15 and sprocket 13 transmission are connected with same chain, the other end of control round bar 10 extends to in the moving groove and fixed mounting has worm 9, worm 9 and worm wheel meshing.
In this embodiment, one end of the large-hole reamer 1 is provided with a plurality of storage slots 16.
In this embodiment, seted up the supplementary groove of slip on the inner wall of spread groove, fixed mounting has supplementary piece on the assembly head 5, supplementary piece sliding connection is in the supplementary inslot of slip.
In this embodiment, a rotating groove is formed in the inner wall of one side of the groove 14, and a stabilizing block is fixedly mounted on one side of the driving rotating wheel 12 and rotatably connected in the rotating groove.
In the embodiment, after the rotating ring 11 is rotated, the rotating ring 11 drives the two driving rotating wheels 12 to rotate, the driving rotating wheels 12 drive the corresponding chain wheels one 13 to rotate, the chain wheels one 13 drive the chain wheels two 15 to rotate through a chain, the chain wheels two 15 drive the control round rods 10 to rotate, the control round rods 10 drive the corresponding worms 9 to rotate, the worms 9 control the worm wheels to rotate, the worm wheel drives the screw rods 8 to rotate, the screw rods 8 drive the connecting blocks 7 to move, the connecting blocks 7 drive the assembling heads 5 to slide out of the assembling clamping grooves 6, the position of the small hole reamer 2 in the mounting groove 3 can be eliminated, the small hole reamer 2 can be replaced, the storage groove 16 on the large hole reamer 1 can store different small hole reamers 2, and conveniently switch it, can drive two equipment heads 5 behind the rotatory ring 11 of antiport and get into equipment draw-in groove 6, can fix the position of aperture reamer 2 on macropore reamer 1 once more.
Compared with the prior art, the utility model has the technical progress that: the stepped reamer can be spliced and assembled at will, and different drilling operations can be completed.
Claims (6)
1. The reamer with the positioning step is characterized by comprising a large-hole reamer (1), a small-hole reamer (2) and an assembling mechanism, wherein a mounting groove (3) is formed in one end of the large-hole reamer (1), the small-hole reamer (2) is mounted in the mounting groove (3), the assembling mechanism is arranged on the large-hole reamer (1), the assembling mechanism is connected with the small-hole reamer (2), the assembling mechanism comprises a connecting seat (4), two assembling heads (5), two connecting blocks (7), two lead screws (8), two control round rods (10), a control ring and two driving rotating wheels (12), a fixing groove is formed in one end of the small-hole reamer (2), the connecting seat (4) is fixedly mounted on the inner wall of the mounting groove (3), the connecting seat (4) is mounted in the fixing groove, and connecting grooves are formed in two sides of the connecting seat (4), two assembling heads (5) are arranged in the connecting grooves in a sliding manner, assembling clamping grooves (6) are formed in the inner walls of the two sides of the fixing groove, the assembling heads (5) are connected in the corresponding assembling clamping grooves (6), connecting blocks (7) are fixedly arranged on one sides of the two assembling heads (5), moving grooves are formed in the inner walls of one sides of the two connecting grooves, the connecting blocks (7) are connected in the corresponding moving grooves in a sliding manner, threaded holes are formed in one sides of the two connecting blocks (7), lead screws (8) are rotatably connected in the two moving grooves, the lead screws (8) are in threaded connection with the corresponding threaded holes, worm gears are fixedly sleeved on the two lead screws (8), rotating rings (11) are rotatably sleeved on the large hole reamer (1), racks are fixedly connected on the inner rings of the rotating rings (11), and two grooves (14) are formed in the large hole reamer (1), and driving rotating wheels (12) are rotatably arranged in the two grooves (14), and the two driving rotating wheels (12) are meshed with the racks.
2. The reamer with the positioning step as claimed in claim 1, wherein one side of each of the two driving rotating wheels (12) is fixedly provided with a first chain wheel (13), the inner wall of one side of each of the two grooves (14) is provided with an extending groove, the two extending grooves are rotatably provided with a control round rod (10), one end of the control round rod (10) is fixedly provided with a second chain wheel (15), the second chain wheel (15) and the first chain wheel (13) are in transmission connection with a same chain, the other end of the control round rod (10) extends into the moving groove and is fixedly provided with a worm (9), and the worm (9) is meshed with the worm wheel.
3. The reamer with the positioning step as recited in claim 1, wherein one end of the large-hole reamer (1) is provided with a plurality of storage slots (16).
4. The reamer with the positioning step as claimed in claim 1, wherein the inner wall of the connecting groove is provided with a sliding auxiliary groove, the assembling head (5) is fixedly provided with an auxiliary block, and the auxiliary block is slidably connected in the sliding auxiliary groove.
5. The reamer with the positioning step as claimed in claim 1, wherein a rotating groove is formed on the inner wall of one side of the groove (14), a stabilizing block is fixedly installed on one side of the driving runner (12), and the stabilizing block is rotatably connected in the rotating groove.
6. The reamer with the positioning step as claimed in claim 2, wherein a fixing hole is formed on an inner wall of one side of the extension groove, and the control round rod (10) is rotatably installed in the fixing hole.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202122780251.4U CN216729865U (en) | 2021-11-15 | 2021-11-15 | Reamer with positioning step |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202122780251.4U CN216729865U (en) | 2021-11-15 | 2021-11-15 | Reamer with positioning step |
Publications (1)
Publication Number | Publication Date |
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CN216729865U true CN216729865U (en) | 2022-06-14 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202122780251.4U Active CN216729865U (en) | 2021-11-15 | 2021-11-15 | Reamer with positioning step |
Country Status (1)
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CN (1) | CN216729865U (en) |
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2021
- 2021-11-15 CN CN202122780251.4U patent/CN216729865U/en active Active
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