CN223394441U - Reamer convenient to change reamer piece - Google Patents
Reamer convenient to change reamer pieceInfo
- Publication number
- CN223394441U CN223394441U CN202422612831.6U CN202422612831U CN223394441U CN 223394441 U CN223394441 U CN 223394441U CN 202422612831 U CN202422612831 U CN 202422612831U CN 223394441 U CN223394441 U CN 223394441U
- Authority
- CN
- China
- Prior art keywords
- reamer
- locking
- cover
- hole
- connecting seat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
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- Milling, Broaching, Filing, Reaming, And Others (AREA)
Abstract
The utility model relates to the field of machining, and provides a reamer convenient for replacing a reamer blade, which comprises a reamer body, wherein a plurality of clamping grooves are formed in the lower part of the reamer body, a wedge plate and cutter teeth are installed in the clamping grooves, a locking cover is installed at the bottom of the reamer body through threads, the circumference of the locking cover is installed at the bottom of the wedge plate through a pressing pad, and a locking bolt is installed at the edge part of the locking cover.
Description
Technical Field
The utility model belongs to the field of machining, and relates to a reamer with a conveniently replaced reamer blade.
Background
Machining is the process of cutting a material into a desired final shape and size by a controlled material removal process.
In machining, the hole needs to be trimmed and enlarged, a reamer is used, a plurality of cutter teeth are arranged on the outer side of the reamer, the cutter teeth are usually integrated, the whole reamer can be damaged rapidly due to the integrated structure when a single cutter tooth is damaged, the whole reamer needs to be scrapped, the machining precision requirement of the reamer is usually higher than that of a drill bit due to the small cutting amount, and therefore the unit price of the reamer is higher, and the production cost is increased.
Disclosure of utility model
The utility model aims to provide a reamer with a conveniently replaced reamer blade, which solves the problems that in machining, a hole needs to be trimmed and enlarged, a plurality of cutter teeth are arranged on the outer side of the reamer, the cutter teeth are usually integrated, the whole reamer is damaged when a single cutter tooth is damaged due to an integrated structure, the whole reamer needs to be scrapped, and the machining precision requirement of the reamer is usually higher than that of a drill bit due to less cutting quantity, so that the unit price of the reamer is higher, and the production cost is increased.
The reamer comprises a reamer body, wherein a plurality of clamping grooves are formed in the lower portion of the reamer body, a wedge-shaped plate and cutter teeth are arranged in the clamping grooves, a locking cover is arranged on the bottom of the reamer body in a threaded mode, the circumference of the locking cover is arranged at the bottom of the wedge-shaped plate through a pressing pad, a locking bolt is arranged at the edge of the locking cover, the reamer body is made of alloy tool steel materials, the top surface of the wedge-shaped plate is provided with an inclination, a hexagonal mounting opening is formed in the outer end of the locking bolt, and the inside of the mounting opening is used for being connected with an inner hexagonal wrench.
As a preferable scheme of the reamer body, the reamer body comprises a connecting rod, the top of the connecting rod is provided with a clamping position, the bottom of the connecting rod is provided with a connecting seat, the clamping position is subjected to polishing treatment, and the reamer body is in closer contact with a cutter seat during clamping.
As a preferable scheme of the utility model, a clamping groove is formed in the circumferential part of the connecting seat, a threaded hole is formed in the center of the bottom of the connecting seat, a locking hole is formed in the edge of the bottom of the connecting seat, and the threaded hole is formed by milling.
As a preferable scheme of the reamer, a first clamping hole is formed in the center of the reamer body, and the first clamping hole is formed by machining through a turning process.
As a preferable scheme of the utility model, the cutter tooth comprises a slide bar, the top of the slide bar is provided with a cutting edge, the top of the cutting edge is provided with a flow guide surface, and the outer side surface, the top surface and the bottom surface of the slide bar are subjected to milling process.
As a preferable scheme of the utility model, the bottom of the sliding strip is provided with an inclined surface, and the inclination of the inclined surface and the inclination of the top surface of the wedge-shaped plate form a complementary relationship.
As a preferable scheme of the utility model, the locking cover comprises a cover body, two bayonets are arranged at the center position of the top of the cover body, a fixing hole is arranged at the edge position of the upper part of the cover body, a threaded head is arranged at the bottom of the cover body, the bayonets are square holes, the fixing hole is a round hole, and the diameter of the round hole is larger than the outer diameter of a thread of the locking bolt.
As a preferable scheme of the utility model, a second clamping hole is formed in the center of the locking cover, and the clamp Kong Ertong is processed through a turning process.
The reamer convenient for replacing the reamer blade has the beneficial effects that the locking cover is rotated to enable the wedge-shaped plate to have inward propping force, the lower part of the cutter tooth can be tightly attached to the inner side of the clamping groove, the locking bolt can be used for locking the locking cover, the cutter tooth is further prevented from loosening, the cutter tooth is conveniently and rapidly detached and replaced through matched installation, the cutter tooth can be singly replaced under the condition that a single cutter tooth is damaged, the reamer body can be used for a long time, and the production cost is effectively reduced.
Drawings
FIG. 1 is an overall block diagram of an embodiment of the present utility model;
FIG. 2 is a bottom view of a reamer body according to an embodiment of the present utility model;
FIG. 3 is a top view of a reamer body according to an embodiment of the present utility model;
FIG. 4 is a schematic view of a cutter tooth structure according to an embodiment of the present utility model;
FIG. 5 is a block diagram of a locking cap according to an embodiment of the present utility model;
FIG. 6 is a cross-sectional view of a block diagram of an embodiment of the present utility model;
In the figure, 1, a reamer body, 101, a connecting rod, 102, a clamping position, 103, a connecting seat, 104, a clamping groove, 105, a locking hole, 106, a threaded hole, 107, a clamping hole I, 2, a cutter tooth, 201, a sliding bar, 202, a cutting edge, 203, a diversion surface, 204, an inclined plane, 3, a pressing pad, 4, a locking cover, 401, a cover body, 402, a clamping hole II, 403, a bayonet, 404, a fixing hole, 405, a threaded head, 5, a locking bolt, 6 and a wedge-shaped plate.
Detailed Description
As shown in fig. 1 to 6, the reamer with the convenient reamer blade replacement adopts the technical scheme that the reamer comprises a reamer body 1, wherein a plurality of clamping grooves 104 are formed in the lower portion of the reamer body 1, wedge-shaped plates 6 and cutter teeth 2 are arranged in the clamping grooves 104, a locking cover 4 is arranged on the bottom of the reamer body 1 in a threaded mode, the circumference of the locking cover 4 is arranged at the bottom of the wedge-shaped plates 6 through a pressing pad 3, a locking bolt 5 is arranged at the edge of the locking cover 4, the wedge-shaped plates 6 are enabled to have inward propping force through rotation of the locking cover 4, the lower portion of the cutter teeth 2 can be tightly attached to the inner side of the clamping grooves 104, the locking bolt 5 can lock the locking cover, the cutter teeth 2 are further prevented from loosening, the cutter teeth 2 are arranged in a matched mode, quick disassembly and replacement are convenient, the cutter teeth are independently replaced under the condition that a single cutter tooth 2 is damaged, the reamer body 1 is used for a long time, and production cost is effectively reduced.
The reamer body 1 comprises a connecting rod 101, a clamping position 102 is arranged at the top of the connecting rod 101, a connecting seat 103 is arranged at the bottom of the connecting rod 101, the clamping position 102 is used for being installed on a cutter holder, connection between the reamer body 1 and the cutter holder is achieved, and the connecting seat 103 is used for fixing cutter teeth 2.
The circumference position of connecting seat 103 is provided with draw-in groove 104, and connecting seat 103 bottom central point puts and is provided with screw hole 106, and connecting seat 103 bottom edge position is provided with locking hole 105, and screw hole 106 is used for connecting locking lid 4, and locking hole 105 is used for connecting the locking bolt.
The center position of the reamer body 1 is provided with a clamping hole I107, and the clamping hole I107 is used for clamping when the circumference of the reamer body 1 is turned.
The cutter tooth 2 comprises a slide bar 201, a cutting edge 202 is arranged at the top of the slide bar 201, a flow guide surface 203 is arranged at the top of the cutting edge 202, the slide bar 201 is installed in the clamping groove 104 and used for realizing the installation of the cutter tooth 2 and the connecting seat 103, the cutting edge 202 is used for cutting an inner hole, and the flow guide surface 203 is used for guiding cutting scraps when a workpiece is cut.
The bottom of the slide bar 201 is provided with an inclined plane 204, and the inclined plane 204 is used for being tightly attached to the wedge-shaped plate 6, so that the cutter teeth 2 are installed and fastened.
The locking cover 4 comprises a cover body 401, two bayonets 403 are arranged at the center position of the top of the cover body 401, a fixing hole 404 is formed in the edge position of the upper portion of the cover body 401, a threaded head 405 is arranged at the bottom of the cover body 401, the two bayonets 403 are used for being clamped into a wrench to achieve locking operation of the locking cover 4, the fixing hole 404 is used for penetrating through a locking bolt 5 to achieve fixing operation after locking of the locking cover 4, and the threaded head 405 is used for matching installation operation with the threaded hole 106 to achieve fixed installation of the locking cover 4 and the connecting seat 103.
The center part of the locking cover 4 is provided with a second clamping hole 402, and the second clamping hole 402 is used for clamping when the circumference of the reamer body 1 is turned.
The reamer with the convenient reamer blade is characterized in that when the reamer with the convenient reamer blade is used for replacing the cutter tooth 2, a spanner is used for clamping the outer end of the locking bolt 5, the locking bolt 5 is disassembled, another spanner is used for clamping the two bayonets 403, the threaded head 405 and the threaded hole 106 are separated, the locking cover 4 and the connecting seat 103 are separated, the wedge plate 6 is in a loosening state at the moment, the wedge plate 6 is taken out, the sliding bar 201 is slid along the clamping groove 104, the cutter tooth 2 is taken out, the new cutter tooth 2 is arranged on the connecting seat 103, the clamping position 102 is arranged on the cutter seat, and the reamer can be used for trimming and expanding the hole.
Although the specific embodiments of the present utility model have been described in detail, the present utility model is not limited to the above embodiments, and various changes and modifications without inventive labor may be made within the scope of the present utility model without departing from the spirit of the present utility model, which is within the scope of the present utility model.
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422612831.6U CN223394441U (en) | 2024-10-29 | 2024-10-29 | Reamer convenient to change reamer piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422612831.6U CN223394441U (en) | 2024-10-29 | 2024-10-29 | Reamer convenient to change reamer piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223394441U true CN223394441U (en) | 2025-09-30 |
Family
ID=97147270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202422612831.6U Active CN223394441U (en) | 2024-10-29 | 2024-10-29 | Reamer convenient to change reamer piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223394441U (en) |
-
2024
- 2024-10-29 CN CN202422612831.6U patent/CN223394441U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |