CN210702732U - Novel high-speed steel twist drill - Google Patents
Novel high-speed steel twist drill Download PDFInfo
- Publication number
- CN210702732U CN210702732U CN201920759246.5U CN201920759246U CN210702732U CN 210702732 U CN210702732 U CN 210702732U CN 201920759246 U CN201920759246 U CN 201920759246U CN 210702732 U CN210702732 U CN 210702732U
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- twist drill
- drill body
- bearing
- novel high
- sleeve
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Abstract
The utility model discloses a novel high-speed steel twist drill, in particular to the field of twist drill, which comprises a twist drill body, wherein the twist drill body is provided with a calibration component; the correcting assembly comprises a cross rod, a sleeve, a supporting block and a spring are sleeved on the cross rod, a first bearing is sleeved on the sleeve, a fixing plate is fixedly arranged on the first bearing, a nut is arranged on the top and the bottom of the fixing plate in a penetrating mode, a screw rod is arranged on the inner side of the nut in a penetrating mode, a second bearing is arranged on one end of the screw rod in a sleeved mode, and a fixing ring is fixedly arranged on one side of the second bearing. The utility model discloses an adjusted the position of fluted twist drill body for the retainer plate, later when driling, only need support retainer plate and fluted twist drill body on the drilling face, the elasticity through the spring promotes the fluted twist drill body automatically and gos forward to suitable degree of depth to made things convenient for the operation greatly, the degree of depth of punching is accurate, need not to measure, and the speed of punching is fast.
Description
Technical Field
The utility model relates to a fluted drill technical field, more specifically says, the utility model relates to a novel high-speed steel fluted drill.
Background
Twist drills are tools that drill round holes in a workpiece by rotary cutting thereof about a fixed axis. The flute is spiral and shaped like twist.
The invention patent of patent application publication No. CN107649708A discloses a twist drill, the shape of which is designed to be conical, comprising a drill handle (1) and a drill body (2), a chip groove (3) is provided with two cooling grooves (4), the number of cutting edges is two, the chip groove is formed between the rotating tracks of the cutting edge parts, the top end of the drill handle (1) is provided with two cooling grooves (4), the cooling liquid grooves (4) are led to the two sides of the drain groove (3), a grinding layer (5) can increase the friction force between the drill and a rotating shaft, so that the drill is clamped more firmly, the twist drill can be cooled, and can not be thrown away due to the rotation of the drill body, the processing efficiency is good, the chip removal effect is good, the clamping is facilitated, and the cost is low.
But its when in actual use, still there is more shortcoming, if this utility model when punching, if have the requirement to the degree of depth of punching, need the limit of punching at every turn and measure, the speed of punching is slow, and the degree of depth of punching is not accurate.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a novel high-speed steel fluted drill, the retainer plate on it is driven through rotating the screw rod in advance removes, thereby the position of fluted drill body for the retainer plate has been adjusted, later when driling, only need support retainer plate and fluted drill body on the drilling face, the elasticity through the spring is automatic to promote the fluted drill body and advance to suitable degree of depth, thereby the operation has been made things convenient for greatly, the degree of depth of punching is accurate, need not to measure, the speed of punching is fast, in order to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a novel high-speed steel twist drill comprises a twist drill body, wherein a calibration assembly is arranged on the twist drill body;
the correcting assembly comprises a cross rod, a sleeve, a supporting block and a spring are sleeved on the cross rod, a first bearing is sleeved on the sleeve, a fixing plate is fixedly arranged on the first bearing, a nut is arranged on the top and the bottom of the fixing plate in a penetrating mode, a screw rod is arranged on the inner side of the nut in a penetrating mode, a second bearing is arranged on one end of the screw rod in a sleeved mode, and a fixing ring is fixedly arranged on one side of the second bearing.
And a shifting sheet is fixedly arranged at one end of the screw rod.
The sleeve and the cross rod are both hexagonal.
The cross rod is fixedly arranged at the end part of the twist drill body.
The spring is arranged on one side of the twist drill body, the support block is arranged on one side of the spring, and the sleeve is arranged on one side of the support block.
The spring is arranged between the twist drill body and the support block, and the support block is arranged between the twist drill body and the sleeve.
The utility model discloses a technological effect and advantage:
1. the screw rod is rotated in advance to drive the fixing ring on the screw rod to move, so that the position of the twist drill body relative to the fixing ring is adjusted, and then when drilling is carried out, the fixing ring and the twist drill body only need to be abutted against a drilling surface, and the twist drill body is automatically pushed to advance to a proper depth through the elasticity of the spring, so that the operation is greatly facilitated, the drilling depth is accurate, the measurement is not needed, the drilling speed is high, the design is reasonable, and the practicability is high;
2. through the plectrum that sets up in screw rod one end, when making the rotation screw rod, only need the manual work stir the plectrum can, it is very convenient, need not use tools, further improved work efficiency.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic side view of the fixing plate of the present invention.
Fig. 3 is a schematic view of the three-dimensional structure of the supporting block of the present invention.
Fig. 4 is a schematic view of the bottom structure of the fixing ring of the present invention.
Fig. 5 is a schematic view of the three-dimensional structure of the fixing ring of the present invention.
The reference signs are: the twist drill comprises a twist drill body 1, a calibration component 2, a cross rod 3, a sleeve 4, a supporting block 5, a spring 6, a first bearing 7, a fixing plate 8, a nut 9, a screw rod 10, a second bearing 11, a fixing ring 12 and a shifting piece 13.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The novel high-speed steel twist drill shown in the attached drawings 1-5 comprises a twist drill body 1, wherein a calibration assembly 2 is arranged on the twist drill body 1;
the calibrating assembly 2 comprises a cross rod 3, a sleeve 4, a supporting block 5 and a spring 6 are sleeved on the cross rod 3, a first bearing 7 is sleeved on the sleeve 4, a fixing plate 8 is fixedly arranged on the first bearing 7, nuts 9 are arranged at the top and the bottom of the fixing plate 8 in a penetrating manner, a screw rod 10 is arranged at the inner side of each nut 9 in a penetrating manner, a second bearing 11 is sleeved at one end of each screw rod 10, and a fixing ring 12 is fixedly arranged on one side of each second bearing 11;
the sleeve 4 and the cross rod 3 are both hexagonal;
the cross rod 3 is fixedly arranged at the end part of the twist drill body 1;
the spring 6 is arranged on one side of the twist drill body 1, the support block 5 is arranged on one side of the spring 6, and the sleeve 4 is arranged on one side of the support block 5;
the spring 6 is arranged between the twist drill body 1 and the support block 5, and the support block 5 is arranged between the twist drill body 1 and the sleeve 4.
The implementation mode is specifically as follows: by mounting the sleeve 4 on a drilling machine, because the screw rod 10 is in threaded engagement with the nut 9 and the nut 9 is fixed and cannot rotate, when the screw rod 10 is rotated, the screw rod 10 slides relative to the nut 9, thereby adjusting the length of the twist drill body 1 protruding out of one side of the fixing ring 12 so as to control the drilling depth, when in use, the calibrating component 2 is pressed on the surface of an object to be drilled until the twist drill body 1 is extruded and moved to the position that one end of the twist drill body is flush with the fixing ring 12 and is contacted with a drilling surface, the sleeve 4 is driven by the drilling machine to rotate, the cross rod 3 on the sleeve 4 is driven to rotate by the rotation of the sleeve 4, the cross rod 3 drives the twist drill body 1 on the cross rod to rotate for drilling, meanwhile, the twist drill body 1 is pushed to advance by the elasticity of the spring 6, when the spring 6 extends to the elasticity limit, the pushing of the twist drill body 1 is stopped, and the drilled hole of, the length of the outstanding retainer plate 12 one side of fluted drill body 1 promptly, the utility model discloses a rotate the screw rod 10 in advance and drive retainer plate 12 on it and remove to adjust fluted drill body 1 for the position of retainer plate 12, later when driling, only need support retainer plate 12 and fluted drill body 1 on the drilling face, elasticity through spring 6 is automatic to advance fluted drill body 1 promotion to suitable degree of depth, thereby made things convenient for the operation greatly, the degree of depth of punching is accurate, need not to measure, the speed of punching is fast, and reasonable design has very high practicality.
The novel high-speed steel twist drill shown in the attached drawing 1 further comprises a shifting piece 13, and the shifting piece 13 is fixedly arranged at one end of the screw 10.
The implementation mode is specifically as follows: through the plectrum 13 that sets up in screw rod 10 one end, when making to rotate screw rod 10, only need the manual work stir plectrum 13 can, it is very convenient, need not use tools, further improved work efficiency.
The utility model discloses the theory of operation:
referring to the attached drawings 1-5 of the specification, the screw 10 is rotated in advance to drive the fixing ring 12 on the screw to move, so that the position of the twist drill body 1 relative to the fixing ring 12 is adjusted, then when drilling is carried out, the fixing ring 12 and the twist drill body 1 are only required to be abutted against a drilling surface, and the twist drill body 1 is automatically pushed to advance to a proper depth through the elasticity of the spring 6, so that the operation is greatly facilitated, the drilling depth is accurate, the measurement is not required, the drilling speed is high, the design is reasonable, and the practicability is high;
referring to the attached drawing 1 of the specification, through the shifting piece 13 arranged at one end of the screw rod 10, when the screw rod 10 is rotated, only the shifting piece 13 needs to be manually shifted, which is very convenient, no tool is needed, and the working efficiency is further improved.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a novel high-speed steel twist drill, includes twist drill body (1), its characterized in that: the twist drill body (1) is provided with a calibration assembly (2);
proofreading subassembly (2) includes horizontal pole (3), cup joint on horizontal pole (3) and be equipped with sleeve pipe (4), tray (5) and spring (6), cup joint on sleeve pipe (4) and be equipped with first bearing (7), fixed plate (8) that are equipped with on first bearing (7), fixed plate (8) top all runs through with the bottom and is equipped with nut (9), nut (9) inboard runs through and is equipped with screw rod (10), screw rod (10) one end is cup jointed and is equipped with second bearing (11), second bearing (11) one side is fixed and is equipped with retainer plate (12).
2. A novel high speed steel twist drill according to claim 1, wherein: one end of the screw rod (10) is fixedly provided with a shifting sheet (13).
3. A novel high speed steel twist drill according to claim 1, wherein: the sleeve (4) and the cross rod (3) are both hexagonal.
4. A novel high speed steel twist drill according to claim 1, wherein: the cross rod (3) is fixedly arranged at the end part of the twist drill body (1).
5. A novel high speed steel twist drill according to claim 1, wherein: the spring (6) is arranged on one side of the twist drill body (1), the support block (5) is arranged on one side of the spring (6), and the sleeve (4) is arranged on one side of the support block (5).
6. A novel high speed steel twist drill according to claim 1, wherein: the spring (6) is arranged between the twist drill body (1) and the support block (5), and the support block (5) is arranged between the twist drill body (1) and the sleeve (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920759246.5U CN210702732U (en) | 2019-05-24 | 2019-05-24 | Novel high-speed steel twist drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920759246.5U CN210702732U (en) | 2019-05-24 | 2019-05-24 | Novel high-speed steel twist drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210702732U true CN210702732U (en) | 2020-06-09 |
Family
ID=70955896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920759246.5U Expired - Fee Related CN210702732U (en) | 2019-05-24 | 2019-05-24 | Novel high-speed steel twist drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210702732U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111975050A (en) * | 2019-05-24 | 2020-11-24 | 江苏叁陆零工具有限公司 | Novel high-speed steel twist drill |
-
2019
- 2019-05-24 CN CN201920759246.5U patent/CN210702732U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111975050A (en) * | 2019-05-24 | 2020-11-24 | 江苏叁陆零工具有限公司 | Novel high-speed steel twist drill |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200609 Termination date: 20210524 |