CN218983279U - Nonstandard internal cooling ladder straight flute drill - Google Patents
Nonstandard internal cooling ladder straight flute drill Download PDFInfo
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- CN218983279U CN218983279U CN202222905507.4U CN202222905507U CN218983279U CN 218983279 U CN218983279 U CN 218983279U CN 202222905507 U CN202222905507 U CN 202222905507U CN 218983279 U CN218983279 U CN 218983279U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
The utility model provides a non-standard internal cooling ladder straight groove drill, and belongs to the technical field of ladder drills. The nonstandard internal cooling stepped straight fluted drill comprises a drill bit body, a connecting device and a flow control device. The connecting device comprises a connecting piece and a bolt, the connecting piece is connected with the drill bit body through the bolt, a water inlet channel is formed in the sleeve, the flow control device comprises a lifting piece and a hole blocking piece, the lifting piece is in threaded connection with the sleeve through threads, a groove is formed in the sleeve, and the hole blocking piece is located below the water inlet channel. According to the utility model, the connection between the connecting piece and the drill bit body is stable through the cooperation of the connecting piece and the bolt, and the water inlet channel is not blocked by the hole blocking piece through the cooperation of the lifting piece and the screw thread, so that water can enter the water outlet channel from the water inlet channel, the drill bit body can be cooled conveniently, the water inlet channel is blocked by the hole blocking piece through the cooperation of the lifting piece and the screw thread, and the possibility that a light and small object enters the water inlet channel is reduced.
Description
Technical Field
The utility model relates to the field of stepped drills, in particular to a non-standard internal cooling stepped straight fluted drill.
Background
The step drill is also called a step drill or a pagoda drill, is mainly used for drilling thin steel plates within 3mm, one drill bit can replace a plurality of drill bits to be used for machining holes with different diameters according to requirements, the one-time machining of large holes can be achieved, the drill bit and the positioning holes do not need to be replaced, the three types of straight grooves, spiral grooves and circular arc grooves can be divided according to the groove shape of a product, the step drill is normally national standard, most of the step drill is non-standard in order in daily industrial use, and a manufacturer for producing the step drill generally provides drawings to be produced.
At present, current ladder straight flute bores need cool down to ladder straight flute bores when milling, application number CN202121658452.0 discloses a ladder straight flute bores of carbide, through moving away the sweeps that the bits of bits produced when milling ladder drill bit and discharging fast, spray coolant liquid through the coolant liquid orifice, realize cooling down fast in the ladder drill bit, the bottom of ladder drill bit is provided with the screw, make spliced pole and ladder drill bit can install fast fixedly and split change, however, the apopore of this ladder straight flute bores is tubular hole, the diameter in hole is little moreover, when placing ladder straight flute bores, ladder straight flute bores the root and gets into light little object so that take place to block up when using easily, appear not the condition of water, be unfavorable for using.
Disclosure of Invention
The utility model provides a non-standard internal cooling stepped straight fluted drill, which aims to solve the problem that a light and small object enters from the root of the stepped straight fluted drill to cause the blockage of the stepped straight fluted drill.
The utility model is realized in the following way:
the utility model provides a nonstandard internal cooling stepped straight fluted drill which comprises a drill bit body, a connecting device and a flow control device. The drill bit comprises a drill bit body, and is characterized in that a water outlet channel is formed in the drill bit body, the connecting device comprises a connecting piece and a bolt, the connecting piece is connected with the drill bit body through the bolt, one end of the connecting piece is communicated with the water outlet channel, a sleeve is arranged on the surface of the connecting piece, a water inlet channel is formed in the sleeve, the flow control device comprises a lifting piece and a hole blocking piece, the lifting piece is connected with the sleeve in a threaded manner through threads, one end of the lifting piece is attached to the hole blocking piece, a groove is formed in the sleeve, one end of the hole blocking piece is located in the groove, and the hole blocking piece is located below the water inlet channel.
In one embodiment of the utility model, the surface of the drill bit body is provided with chip removing grooves, and at least two chip removing grooves are arranged.
In one embodiment of the utility model, the connecting piece comprises a connecting seat and a connecting pipe, wherein the connecting seat is connected with the lower surface of the drill bit body through the bolt, the connecting seat is fixedly connected with the connecting pipe, and the connecting pipe is inserted into the water outlet channel.
In one embodiment of the utility model, a sealing sleeve is sleeved on the surface of the connecting pipe, a convex ring is arranged at one end of the connecting pipe, and the sealing sleeve is positioned between the connecting seat and the convex ring.
In one embodiment of the utility model, at least two bolts are arranged, and screw holes corresponding to the bolts are formed on the lower surface of the drill bit body.
In one embodiment of the utility model, the lifting member comprises an internal thread sleeve and a limiting shell, wherein the internal thread sleeve is in threaded connection with the sleeve through the thread, the internal thread sleeve is fixedly connected with the limiting shell, and the limiting shell is attached to one end of the hole plugging member.
In one embodiment of the utility model, the hole blocking piece comprises an inclined block and a push rod, wherein the inclined block is attached to the limiting shell and fixedly connected with the push rod, the push rod penetrates through the sleeve in a sliding manner, one end of the push rod is provided with the blocking block, and the blocking block is attached to the inner wall of the groove.
In one embodiment of the utility model, a cavity is formed in the sleeve, a convex block is arranged on the surface of the push rod, a spring is sleeved on the surface of the push rod, and two ends of the spring are respectively connected with the convex block and the inner wall of the cavity.
The beneficial effects of the utility model are as follows: according to the nonstandard internal cooling stepped straight fluted drill obtained through the design, when the nonstandard internal cooling stepped straight fluted drill is used, the connecting piece can be arranged on the lower surface of the drill bit body through the cooperation of the connecting piece and the bolt, the connection between the connecting piece and the drill bit body is stable, the lifting piece moves upwards along the sleeve through the cooperation between the lifting piece and the threads, the water inlet channel is not blocked by the hole blocking piece any more, water can enter the water outlet channel from the water inlet channel and flow out of the water outlet channel during milling conveniently, the drill bit body is cooled conveniently, and after milling is finished, the water inlet channel is blocked by the lifting piece through the cooperation of the lifting piece, the threads and the hole blocking piece, so that the water inlet channel is driven by the lifting piece, the possibility that water cannot flow out due to the fact that light and small objects enter the water inlet channel is reduced, and the grooves are used for protecting the hole blocking piece.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a non-standard internal cooling stepped straight fluted drill according to an embodiment of the present utility model;
FIG. 2 is a cross-sectional view of a bit body according to an embodiment of the present utility model;
fig. 3 is a schematic structural diagram of a connection piece and a bolt according to an embodiment of the present utility model;
fig. 4 is a structural cross-sectional view of a connection between a flow control device and a sleeve according to an embodiment of the present utility model.
In the figure: 100-bit body; 110-water outlet channel; 120-chip removing grooves; 200-connecting means; 210-a connector; 211-connecting seats; 212-connecting pipes; 213-sealing sleeve; 214-a convex ring; 220-bolts; 230-sleeve; 231-cavities; 240-water inlet channel; 250-thread; 260-groove; 300-a flow control device; 310-lifting piece; 311-an internally threaded sleeve; 312-limiting shell; 320-hole plugging piece; 321-oblique blocks; 322-push rod; 323-blocking; 324-bump; 325-spring.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
Examples
Referring to fig. 1-4, the present utility model provides a non-standard internal cooling stepped straight fluted drill, which includes a drill bit body 100, a connecting device 200 and a flow control device 300.
The connection device 200 is installed on the lower surface of the drill bit body 100, the flow control device 300 is installed on the lower surface of the connection device 200, the connection device 200 is used for connecting the drill bit body 100 and the flow control device 300 together, the water inlet channel 240 can be blocked by the flow control device 300, and the possibility that light and small objects enter the device is reduced.
Referring to fig. 1-2, a water outlet channel 110 is formed in the drill bit body 100, and in a specific implementation, the water outlet channel 110 is formed in the drill bit body 100, so that water can enter the drill bit body 100, and cooling of the drill bit body 100 is facilitated.
In this embodiment, the surface of the drill body 100 is provided with at least two chip removing grooves 120, and when in implementation, the chip removing grooves 120 are provided along the surface of the drill body 100, and when the drill body 100 is milling, chips can be discharged from the chip removing grooves 120, so that the possibility that the chips are accumulated to affect milling is reduced.
Referring to fig. 1-3, the connection device 200 includes a connection member 210 and a bolt 220, the connection member 210 is connected with the drill bit body 100 through the bolt 220, one end of the connection member 210 is communicated with the water outlet channel 110, a sleeve 230 is installed on the surface of the connection member 210, a water inlet channel 240 is formed in the sleeve 230, and in specific implementation, the connection member 210 is fixedly connected with the drill bit body 100 through the bolt 220, so that the connection member 210 is stable on the surface of the drill bit body 100, and meanwhile, the connection member 210 is convenient to detach from the drill bit body 100, water enters the sleeve 230 from the water inlet channel 240, and because one end of the connection member 210 is communicated with the water outlet channel 110, water in the sleeve 230 can pass through the connection member 210 to enter the water outlet channel 110, thereby facilitating the circulation of water and reducing the temperature of the drill bit body 100.
In this embodiment, the connector 210 includes a connector 211 and a connecting pipe 212, the connector 211 is connected to the lower surface of the drill bit body 100 through a bolt 220, the connector 211 is fixedly connected to the connecting pipe 212, and the connecting pipe 212 is inserted into the water outlet channel 110, in which, in a specific implementation, the connector 211 is connected to the lower surface of the drill bit body 100 through the bolt 220, so as to facilitate the connection between the connector 211 and the drill bit body 100 to be stable, the connecting pipe 212 is inserted into the water outlet channel 110, so that water enters into the water outlet channel 110 through the connector 211 and the connecting pipe 212, and the possibility that water overflows from the gap between the connector 211 and the drill bit body 100 is reduced; the sealing sleeve 213 is sleeved on the surface of the connecting pipe 212, the convex ring 214 is installed at one end of the connecting pipe 212, the sealing sleeve 213 is located between the connecting seat 211 and the convex ring 214, and in specific implementation, the sealing sleeve 213 is sleeved on the surface of the connecting pipe 212, so that the sealing performance between the connecting pipe 212 and the water outlet channel 110 is improved, the sealing sleeve 213 is located between the connecting seat 211 and the convex ring 214, the possibility that the sealing sleeve 213 can fall off from the connecting pipe 212 is reduced, and the sealing sleeve 213 is made of materials such as rubber, silica gel and the like.
At least two bolts 220 are arranged, screw holes corresponding to the bolts 220 are formed in the lower surface of the drill bit body 100, and when the drill bit is in specific implementation, a plurality of bolts 220 are arranged, all the bolts 220 are inserted into the screw holes corresponding to the lower surface of the drill bit body 100 and are in threaded connection, so that the stability of connection between the drill bit body 100 and the connecting seat 211 is improved.
Referring to fig. 1-4, the flow control device 300 includes a lifting member 310 and a hole blocking member 320, the lifting member 310 is screwed with the sleeve 230 through a thread 250, one end of the lifting member 310 is attached to the hole blocking member 320, a groove 260 is formed in the sleeve 230, one end of the hole blocking member 320 is located in the groove 260, and the hole blocking member 320 is located below the water inlet channel 240, in particular implementation, the lifting member 310 is screwed with the sleeve 230 through the thread 250, by rotating the lifting member 310, the lifting member 310 is driven to move up and down, the lifting member 310 moves downwards to press the hole blocking member 320, so that the hole blocking member 320 moves transversely and blocks the water inlet channel 240, the possibility that a light object enters the water inlet channel 240 to block the water inlet channel 240 is reduced, and one end of the hole blocking member 320 is located in the groove 260, so that the hole blocking member 320 is protected.
In this embodiment, the lifting member 310 includes an internal thread sleeve 311 and a limiting shell 312, the internal thread sleeve 311 is screwed with the sleeve 230 through a thread 250, the internal thread sleeve 311 is fixedly connected with the limiting shell 312, the limiting shell 312 is attached to one end of the hole blocking member 320, in a specific implementation, the internal thread sleeve 311 is screwed with the sleeve 230 through the thread 250, and by rotating the internal thread sleeve 311, the internal thread sleeve 311 is facilitated to move downwards, so that the limiting shell 312 presses down the hole blocking member 320, the hole blocking member 320 can block the water inlet channel 240, and the possibility that a light and small object enters into the water inlet channel 240 is reduced; the hole blocking piece 320 comprises an inclined block 321 and a push rod 322, the inclined block 321 is attached to the limiting shell 312, the inclined block 321 is fixedly connected with the push rod 322, the push rod 322 is slidably penetrated through the sleeve 230, the block 323 is installed at one end of the push rod 322, the block 323 is attached to the inner wall of the groove 260, when the hole blocking piece 320 is specifically implemented, the inclined block 321 can be transversely moved by pressing the inclined block 321 through the limiting shell 312, the push rod 322 is further driven to move, the push rod 322 can drive the block 323 to move along the inner wall of the groove 260, the block 323 is beneficial to blocking the water inlet channel 240, the push rod 322 is slidably penetrated through the sleeve 230, and the stability of the movement of the push rod 322 and the block 323 is beneficial to.
The cavity 231 has been seted up in the sleeve 230, push rod 322 surface mounting has lug 324, and push rod 322 surface has cup jointed spring 325, spring 325 both ends are connected with lug 324 and cavity 231 inner wall respectively, in the concrete implementation, this cavity 231 is used for placing spring 325, reduce the possibility that spring 325 receives external influence and damage, when spacing shell 312 pushes down sloping block 321, push rod 322 can drive lug 324 and remove, make lug 324 compress spring 325, do benefit to and drive the shutoff piece 323 and block up inlet channel 240, when spacing shell 312 upwards moves, spring 325 can make lug 324, push rod 322 and sloping block 321 reset because of the elasticity, shutoff piece 323 no longer blocks up inlet channel 240 thereupon, do benefit to water from inlet channel 240 entering this device.
Specifically, the working principle of the nonstandard internal cooling stepped straight flute drill is as follows: when the drill bit is used, the connecting piece 210 is arranged on the lower surface of the drill bit body 100, the connecting piece 210 is connected with the drill bit body 100 through the bolt 220, connection stability between the connecting piece 210 and the drill bit body 100 is facilitated, the possibility that the connecting piece 210 can drop from the drill bit body 100 is reduced, the lifting piece 310 is rotated to enable the connecting piece to move upwards along the sleeve 230 through the threads 250, the water inlet channel 240 is not plugged by the hole plugging piece 320, water can conveniently enter the water outlet channel 110 from the water inlet channel 240, and then flows out of the water outlet channel 110, the drill bit body 100 is cooled during milling, after milling, the lifting piece 310 is rotated to enable the hole plugging piece 320 to be pressed downwards, the water inlet channel 240 is transversely moved and plugged by the hole plugging piece 320, the possibility that water inlet channel 240 cannot be discharged due to the fact that a light object enters the water inlet channel 240 is reduced, and the groove 260 is used for protecting the hole plugging piece 320, and the possibility that the hole plugging piece 320 is damaged due to external influences is reduced.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (8)
1. A non-standard internal cooling stepped straight fluted drill, which is characterized by comprising
The drill bit comprises a drill bit body (100), wherein a water outlet channel (110) is formed in the drill bit body (100);
the connecting device (200), the connecting device (200) comprises a connecting piece (210) and a bolt (220), the connecting piece (210) is connected with the drill bit body (100) through the bolt (220), one end of the connecting piece (210) is communicated with the water outlet channel (110), a sleeve (230) is arranged on the surface of the connecting piece (210), and a water inlet channel (240) is formed in the sleeve (230);
the flow control device (300), the flow control device (300) comprises a lifting piece (310) and a hole blocking piece (320), the lifting piece (310) is in threaded connection with the sleeve (230) through threads (250), one end of the lifting piece (310) is attached to the hole blocking piece (320), a groove (260) is formed in the sleeve (230), one end of the hole blocking piece (320) is located in the groove (260), and the hole blocking piece (320) is located below the water inlet channel (240).
2. The nonstandard internal cooling stepped straight fluted drill according to claim 1, wherein chip removing grooves (120) are formed in the surface of the drill body (100), and at least two chip removing grooves (120) are formed.
3. The nonstandard inner cooling stepped straight fluted drill according to claim 1, wherein the connecting piece (210) comprises a connecting seat (211) and a connecting pipe (212), the connecting seat (211) is connected with the lower surface of the drill bit body (100) through the bolt (220), the connecting seat (211) is fixedly connected with the connecting pipe (212), and the connecting pipe (212) is inserted into the water outlet channel (110).
4. A non-standard internal cooling stepped straight fluted drill according to claim 3, characterised in that the surface of the connecting pipe (212) is sleeved with a sealing sleeve (213), and one end of the connecting pipe (212) is provided with a convex ring (214), the sealing sleeve (213) being located between the connecting seat (211) and the convex ring (214).
5. The nonstandard inner cooling stepped straight fluted drill according to claim 4, wherein at least two bolts (220) are provided, and screw holes corresponding to the bolts (220) are formed in the lower surface of the drill bit body (100).
6. The nonstandard internal cooling stepped straight fluted drill according to claim 1, wherein the lifting member (310) comprises an internal threaded sleeve (311) and a limiting shell (312), the internal threaded sleeve (311) is in threaded connection with the sleeve (230) through the threads (250), the internal threaded sleeve (311) is fixedly connected with the limiting shell (312), and the limiting shell (312) is attached to one end of the hole plugging member (320).
7. The nonstandard internal cooling stepped straight fluted drill according to claim 6, wherein the hole blocking piece (320) comprises an inclined block (321) and a push rod (322), the inclined block (321) is attached to the limiting shell (312), the inclined block (321) is fixedly connected with the push rod (322), the push rod (322) penetrates through the sleeve (230) in a sliding mode, a blocking block (323) is installed at one end of the push rod (322), and the blocking block (323) is attached to the inner wall of the groove (260).
8. The nonstandard inner cooling stepped straight fluted drill according to claim 7, wherein a cavity (231) is formed in the sleeve (230), a bump (324) is mounted on the surface of the push rod (322), a spring (325) is sleeved on the surface of the push rod (322), and two ends of the spring (325) are respectively connected with the bump (324) and the inner wall of the cavity (231).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222905507.4U CN218983279U (en) | 2022-11-01 | 2022-11-01 | Nonstandard internal cooling ladder straight flute drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222905507.4U CN218983279U (en) | 2022-11-01 | 2022-11-01 | Nonstandard internal cooling ladder straight flute drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218983279U true CN218983279U (en) | 2023-05-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222905507.4U Active CN218983279U (en) | 2022-11-01 | 2022-11-01 | Nonstandard internal cooling ladder straight flute drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218983279U (en) |
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2022
- 2022-11-01 CN CN202222905507.4U patent/CN218983279U/en active Active
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