CN212822932U - Buddha bead cutter convenient to change drill bit - Google Patents
Buddha bead cutter convenient to change drill bit Download PDFInfo
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- CN212822932U CN212822932U CN202021840367.1U CN202021840367U CN212822932U CN 212822932 U CN212822932 U CN 212822932U CN 202021840367 U CN202021840367 U CN 202021840367U CN 212822932 U CN212822932 U CN 212822932U
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- spring seat
- cutter
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Abstract
The utility model relates to a Buddha bead cutter convenient for replacing a drill bit, which comprises a cutter handle, an installation sleeve, a drill bit and a profiling cutter head, wherein the outer cylindrical surface of the handle part of the drill bit is provided with a wedge-shaped groove; the outer cylindrical surface of the mounting sleeve is provided with a box frame type spring seat, the top wall of the spring seat is provided with a pin hole A, the bottom wall of the spring seat is provided with a pin hole B, a spring is further arranged in the spring seat, and a spring pin is arranged in the spring in a penetrating manner; the spring pin is integrally of a cylindrical structure, one end of the head of the spring pin penetrates through the pin hole A in the top wall of the spring seat, one end of the tail of the spring pin penetrates through the pin hole B in the bottom wall of the spring seat and extends into the mounting sleeve to be contacted with the drill bit, and a wedge-shaped block matched with the wedge-shaped groove in the handle part of the drill bit is arranged at one end of the tail of the spring pin; the middle part of the spring pin is also provided with an annular boss, one end of the spring is in contact with the annular boss, and the other end of the spring is in contact with the top wall of the spring seat. The utility model discloses make the installation of drill bit dismantle more swiftly convenient, can effectively raise the efficiency.
Description
Technical Field
The utility model relates to a cutter technique mainly relates to carpenter's cutter, specifically is a beads sword convenient to change drill bit.
Background
The processing of beads can be carried out on lathe and drilling and milling machine, and the beads sword that milling and drilling machine used mainly includes handle of a knife, installation cover, drill bit and profile modeling tool bit, and wherein the drill bit is used for processing beads center through-hole to after the processing one side, the drill bit with this center through-hole again the position of making perfect. At present, its drill bit clamping mode of common beads sword adopts screw fastening basically, because last stage operating mode in the beads course of working is relatively poor, the drill bit breaks easily, consequently, with the frequency of trading the drill bit higher, and the drill bit is changed frequently, just needs its fastening screw of frequent elasticity. According to the use experience of a user, the fastening force is not easy to control by adopting a screw fastening mode, the head of the screw is easy to twist, and manpower and material resources are wasted relatively when the matched screw is replaced.
Disclosure of Invention
To the problem in the background art, the utility model aims at providing a beads sword convenient to change drill bit fixes a position the drill bit through the spring catch, and the clamping and the pine of drill bit unload swiftly conveniently, and the location is firm behind the clamping, can effectively improve the efficiency of trading the drill bit.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a Buddha bead knife convenient for replacing a drill bit comprises a knife handle, a mounting sleeve, a drill bit and a profiling cutter head, wherein one end of the mounting sleeve is sleeved at the end part of the knife handle and is fixedly connected with the knife handle, the profiling cutter head is arranged at the other end of the mounting sleeve, the profiling cutter head comprises a cutter body coaxially arranged on the end surface of the mounting sleeve, and a left cutting edge and a right cutting edge which are arranged on the end surface of the cutter body, and the left cutting edge and the right cutting edge are both arc-shaped edges and are used for processing the outline of a; the handle part of the drill bit is arranged in the cutter body and the mounting sleeve in a penetrating way and is coaxial with the mounting sleeve and used for processing a central through hole of the Buddha bead;
a wedge-shaped groove is arranged on the outer cylindrical surface of the handle part of the drill bit;
the outer cylindrical surface of the mounting sleeve is provided with a box frame type spring seat, the top wall of the spring seat is provided with a pin hole A, the bottom wall of the spring seat is provided with a pin hole B, a spring is further arranged in the spring seat, and a spring pin is arranged in the spring in a penetrating manner; the spring pin is integrally of a cylindrical structure, one end of the head of the spring pin penetrates through the pin hole A in the top wall of the spring seat, one end of the tail of the spring pin penetrates through the pin hole B in the bottom wall of the spring seat and extends into the mounting sleeve to be contacted with the drill bit, and a wedge-shaped block matched with the wedge-shaped groove in the handle part of the drill bit is arranged at one end of the tail of the spring pin; the middle part of the spring pin is also provided with an annular boss, one end of the spring is in contact with the annular boss, and the other end of the spring is in contact with the top wall of the spring seat.
Two side walls of a pin hole A on the top wall of the spring seat are symmetrically provided with straight grooves A perpendicular to the axis of the pin hole A, and movable U-shaped clamps are arranged in the straight grooves A; and a straight groove C matched with the U-shaped card is symmetrically arranged on the outer cylindrical surface at one end of the head part of the spring pin.
The spring holder set up the outside at the installation cover through solid fixed ring, solid fixed ring cover is established in the outside of installation cover and is linked firmly with the installation cover through the screw, the lateral wall on the solid fixed ring is equipped with the through-hole that is used for wearing to establish the spring catch, the through-hole is coaxial with the pinhole A of spring holder diapire, its diapire both sides of spring holder all be equipped with the connecting plate of solid as an organic whole, the connecting plate links firmly with solid fixed ring's outer wall.
One end of the head of the spring pin is provided with a handle used for pulling the spring pin when the drill bit is detached.
The utility model has the advantages that: the utility model discloses an at the external design spring holder and the spring catch of cutter body installation cover to the spring catch is fixed a position the drill bit of beads sword, and its locate mode is firm reliable, makes the installation of drill bit dismantle more swiftly convenient, can effectively raise the efficiency.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is a cross-sectional schematic view of the mounting sleeve and spring seat.
Fig. 3 is a cross-sectional view of a spring seat.
Fig. 4 is a cross-sectional view of the top wall of the spring seat.
Fig. 5 is a schematic view of a spring pin.
Fig. 6 is a schematic view of a U-shaped card.
FIG. 7 is a schematic view of a drill bit.
In the figure, the tool comprises a tool shank 1, a tool shank 2, a mounting sleeve 3, a drill bit 4, a tool body 5, a left cutting edge 6, a right cutting edge 7, a spring seat 71, pin holes A and 72, pin holes B and 73, straight grooves A and 74, a connecting plate 8, springs, 9, spring pins 91, a handle 92, a wedge block 93, an annular boss 94, straight grooves C and 10, a U-shaped clamp 11 and a fixing ring.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in the attached figure 1 of the specification, the Buddha bead cutter convenient for replacing the drill bit comprises a cutter handle 1, an installation sleeve 2, a drill bit 3 and a profiling cutter head, wherein one end of the installation sleeve 2 is sleeved at the end part of the cutter handle 1 and fixedly connected with the cutter handle 1, the profiling cutter head is arranged at the other end of the installation sleeve 2 and comprises a cutter body 4 coaxially arranged on the end surface of the installation sleeve, a left cutting edge 5 and a right cutting edge 6 arranged on the end surface of the cutter body 4, and the left cutting edge 5 and the right cutting edge 6 are both arc-shaped edges and are used for processing the outline shape of a Buddha bead; the handle part of the drill bit 3 is arranged in the cutter body 4 and the mounting sleeve 2 in a penetrating way and is coaxial with the mounting sleeve 2 and used for processing a central through hole of the Buddha bead;
as shown in fig. 7, the outer cylindrical surface of the shank of the drill bit 3 is provided with a wedge groove 31;
as shown in fig. 1, 2, 3 and 5, the outer cylindrical surface of the mounting sleeve 2 is provided with a box frame type spring seat 7, the top wall of the spring seat 7 is provided with a pin hole a71, the bottom wall of the spring seat 7 is provided with a pin hole B72, a spring 8 is further arranged in the spring seat 7, and a spring pin 9 is arranged in the spring 8 in a penetrating manner; the spring pin 9 is integrally of a cylindrical structure, one end of the head part of the spring pin 9 penetrates through a pin hole A71 in the top wall of the spring seat 7, one end of the tail part of the spring pin 9 penetrates through a pin hole B72 in the bottom wall of the spring seat 7 and extends into the mounting sleeve 2 to be contacted with the drill bit 3, and one end of the tail part of the spring pin 9 is provided with a wedge block 92 matched with the wedge groove 31 in the handle part of the drill bit 3; the middle part of spring catch 9 still is equipped with annular boss 93, spring 8 one end contacts with annular boss 93, and the other end contacts with the roof of spring holder 7.
As shown in fig. 1, 4 and 6, two side walls of a top wall pin hole a71 of the spring seat 7 are symmetrically provided with a straight groove a73 perpendicular to the axis of the pin hole a71, and a movable U-shaped card 10 is arranged in the straight groove a 73; the outer cylindrical surface of one end of the head of the spring pin 9 is symmetrically provided with a straight groove C94 matched with the U-shaped card 10.
As shown in fig. 1, 2 and 3, spring holder 7 set up in the outside of installation cover 2 through solid fixed ring 11, solid fixed ring 11 cover is established in the outside of installation cover 2 and is linked firmly with installation cover 2 through the screw, the last lateral wall of solid fixed ring 11 is equipped with the through-hole that is used for wearing to establish spring catch 9, the through-hole is coaxial with pinhole A71 of spring holder 7 diapire, its diapire both sides of spring holder 7 all be equipped with the connecting plate 74 of solid as an organic whole, connecting plate 74 links firmly with solid fixed ring 11's outer wall.
As shown in fig. 5, the spring pin 9 has a handle 91 at one end of its head for pulling the spring pin 9 when the drill bit is removed.
The utility model discloses a use method:
when the drill bit is installed, the U-shaped clamp is pulled down, the spring pin can move in the spring seat, the drill bit is inserted into the through hole in the middle of the cutter body, and the inclined surface of the wedge-shaped block of the spring pin faces downwards, so that the insertion of the drill bit is not influenced; after the drill bit shank is inserted to the bottom, the drill bit is rotated to enable the wedge-shaped groove of the drill bit shank to be matched with the wedge-shaped block of the spring pin, then the U-shaped card is inserted into the straight groove of the top wall of the spring seat to be positioned, and the drill bit is installed;
when the drill bit is disassembled, the U-shaped clamp is pulled down, the handle of the spring pin is pulled, the spring pin is separated from the wedge-shaped groove of the drill bit handle, and the drill bit can be easily taken down.
The part of the utility model not detailed is prior art.
Claims (4)
1. A Buddha bead cutter convenient for replacing a drill bit comprises a cutter handle (1), an installation sleeve (2), a drill bit (3) and a profiling cutter head, wherein one end of the installation sleeve (2) is sleeved at the end part of the cutter handle (1) and fixedly connected with the cutter handle (1), the profiling cutter head is arranged at the other end of the installation sleeve (2), the profiling cutter head comprises a cutter body (4) coaxially arranged on the end surface of the installation sleeve, a left cutting edge (5) and a right cutting edge (6) arranged on the end surface of the cutter body (4), and the left cutting edge (5) and the right cutting edge (6) are both arc-shaped blades and are used for processing the outline shape of a Buddha bead; the handle part of the drill bit (3) is arranged in the cutter body (4) and the mounting sleeve (2) in a penetrating way and is coaxial with the mounting sleeve (2) and is used for processing a central through hole of the Buddha bead; the method is characterized in that:
a wedge-shaped groove (31) is arranged on the outer cylindrical surface of the handle part of the drill bit (3);
the outer cylindrical surface of the mounting sleeve (2) is provided with a box frame type spring seat (7), the top wall of the spring seat (7) is provided with a pin hole A (71), the bottom wall of the spring seat (7) is provided with a pin hole B (72), a spring (8) is further arranged in the spring seat (7), and a spring pin (9) is arranged in the spring (8) in a penetrating manner; the spring pin (9) is integrally of a cylindrical structure, one end of the head of the spring pin penetrates through a pin hole A (71) in the top wall of the spring seat (7), one end of the tail of the spring pin penetrates through a pin hole B (72) in the bottom wall of the spring seat (7) and extends into the mounting sleeve (2) to be contacted with the drill bit (3), and one end of the tail of the spring pin (9) is provided with a wedge-shaped block (92) matched with a wedge-shaped groove (31) in the handle of the drill bit (3); the middle part of the spring pin (9) is also provided with an annular boss (93), one end of the spring (8) is in contact with the annular boss (93), and the other end of the spring is in contact with the top wall of the spring seat (7).
2. The Buddha bead cutter convenient for replacing the drill bit as claimed in claim 1, wherein: two side walls of a pin hole A (71) on the top wall of the spring seat (7) are symmetrically provided with straight grooves A (73) vertical to the axis of the pin hole A (71), and movable U-shaped clamps (10) are arranged in the straight grooves A (73); and a straight groove C (94) matched with the U-shaped card (10) is symmetrically arranged on the outer cylindrical surface at one end of the head part of the spring pin (9).
3. The Buddha bead cutter convenient for replacing the drill bit as claimed in claim 1, wherein: spring holder (7) set up the outside at installation cover (2) through solid fixed ring (11), solid fixed ring (11) cover is established in the outside of installation cover (2) and is linked firmly with installation cover (2) through the screw, the lateral wall on solid fixed ring (11) is equipped with the through-hole that is used for wearing to establish spring catch (9), the through-hole is coaxial with pinhole A (71) of spring holder (7) diapire, its diapire both sides of spring holder (7) all be equipped with connecting plate (74) solid as an organic whole, connecting plate (74) link firmly with the outer wall of solid fixed ring (11).
4. The Buddha bead cutter convenient for replacing the drill bit as claimed in claim 1, wherein: one end of the head of the spring pin (9) is provided with a handle (91) for pulling the spring pin (9) when the drill bit is detached.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021840367.1U CN212822932U (en) | 2020-08-28 | 2020-08-28 | Buddha bead cutter convenient to change drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021840367.1U CN212822932U (en) | 2020-08-28 | 2020-08-28 | Buddha bead cutter convenient to change drill bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212822932U true CN212822932U (en) | 2021-03-30 |
Family
ID=75142099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021840367.1U Active CN212822932U (en) | 2020-08-28 | 2020-08-28 | Buddha bead cutter convenient to change drill bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212822932U (en) |
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2020
- 2020-08-28 CN CN202021840367.1U patent/CN212822932U/en active Active
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