CN215237975U - Center drill spindle for machining bicycle accessories - Google Patents
Center drill spindle for machining bicycle accessories Download PDFInfo
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- CN215237975U CN215237975U CN202121284314.0U CN202121284314U CN215237975U CN 215237975 U CN215237975 U CN 215237975U CN 202121284314 U CN202121284314 U CN 202121284314U CN 215237975 U CN215237975 U CN 215237975U
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Abstract
The utility model provides a processing of bicycle accessory is with central drill spindle, including central drill spindle, fixed plate and first fixed block, central drill spindle surface is provided with the drill collar, first fixed slot has been seted up on drill collar surface front end right side, be provided with first fixed block in the first fixed slot, the second fixed slot has been seted up on drill collar surface rear end right side, be provided with the second fixed block in the second fixed slot, first through-hole has been seted up to first fixed block front surface, compare with prior art, the utility model discloses following beneficial effect has: through the first fixed block, the second fixture block, the first clamping groove, the second clamping groove, the fixed plate and the spring which are arranged, the center drill spindle can be replaced quickly by workers conveniently, time consumed when the center drill spindle is replaced is reduced, and the machining efficiency of bicycle accessories is improved.
Description
Technical Field
The utility model belongs to the drill spindle field, in particular to bicycle accessory processing is with central drill spindle.
Background
At present, bicycles, also known as bicycles or bicycles, are generally two-wheeled small land vehicles. After the people ride the car, step on the footboard with the foot and be power, be green's vehicle, however, some accessories of bicycle are adding man-hour, need use the center drill spindle to process, when center drill spindle fracture or center drill spindle drill bit wearing and tearing, need change the center drill spindle, the change process is too loaded down with trivial details when changing to current center drill spindle, thereby lead to not few time waste, thereby the machining efficiency of accessory has been reduced, consequently, need a center drill spindle for bicycle accessory processing now urgently.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing a bicycle accessory processing is with central brill axle solves the problem that provides among the above-mentioned background art.
The utility model discloses a following technical scheme realizes: a center drill spindle for processing bicycle accessories comprises a center drill spindle, a fixing plate, a first fixing block, a first clamping block and a spring, wherein a drill sleeve is arranged on the outer surface of the center drill spindle, a first fixing groove is formed in the right side of the front end of the outer surface of the drill sleeve, the first fixing block is arranged in the first fixing groove, a second fixing groove is formed in the right side of the rear end of the outer surface of the drill sleeve, a second fixing block is arranged in the second fixing groove, a first through hole is formed in the front surface of the first fixing block, second through holes are formed in the right sides of the front end and the rear end of the outer surface of the drill sleeve, the middle of the front end and the rear end of the center drill spindle and the rear surface of the second fixing block, the fixing plate is arranged in the first through hole formed in the first fixing block, the first clamping block is arranged at the left end and the right end of the outer surface of the fixing plate, the fixing rod is provided with the rear end of the fixing plate, the second clamping block is arranged at the left side and the rear end of the outer surface of the fixing rod, first draw-in grooves have all been seted up to the first fixed block rear surface left and right sides, the second draw-in groove has all been seted up to the second fixed block rear surface left and right sides, two first fixture block sets up respectively in two first draw-in grooves, two the second fixture block sets up respectively in two second draw-in grooves, the dead lever sets up in the second through-hole of drill collar, central drill arbor and second fixed block, dead lever outside surface is provided with the spring foremost.
In a preferred embodiment, the fixing rod fixes the central drill shaft and the drill sleeve together through the second through hole.
As a preferred embodiment, the transverse groove is opened on the front surface of the fixing plate, and the first fixture block and the transverse groove are on the same transverse axis.
As a preferred embodiment, the two first locking grooves and the two first locking blocks have the same size and shape, and the two second locking grooves and the two second locking blocks have the same size and shape.
As a preferred embodiment, the fixing plate is a rotating mechanism, the first locking block is a rotating mechanism, the second locking block is a rotating mechanism, and the fixing rod is a rotating mechanism.
As a preferred embodiment, the material of the central drill spindle is selected to be high-speed steel in actual use, and the materials of the drill sleeve, the first fixing block, the second fixing block, the fixing plate, the fixing rod, the first clamping block, the second clamping block, the fixing rod and the spring are all selected to be stainless steel in actual use.
After the technical scheme is adopted, the beneficial effects of the utility model are that: through the first fixed block, the second fixture block, the first clamping groove, the second clamping groove, the fixed plate and the spring which are arranged, the center drill spindle can be replaced quickly by workers conveniently, time consumed when the center drill spindle is replaced is reduced, and the machining efficiency of bicycle accessories is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is the utility model discloses a bicycle accessory processing is with overall structure front view of center drill spindle.
Fig. 2 is the utility model relates to a bicycle accessory processing is with right side cut-away view of center drill spindle.
Fig. 3 is the utility model relates to a bicycle accessory processing is with first fixed block rear surface view of center drill spindle.
Fig. 4 is the utility model discloses a bicycle accessory processing is with second fixed block rear surface view of center drill spindle.
Fig. 5 is a front view of the center drill shaft for machining bicycle accessories.
Fig. 6 is a three-dimensional view of the bit holder of the center bit shaft for processing bicycle accessories.
Fig. 7 is the utility model relates to a bicycle accessory processing is with fixed plate and dead lever three-dimensional map of center drill spindle.
In the figure, 1-a drill head sleeve, 2-a central drill shaft, 3-a first fixing block, 4-a fixing plate, 5-a first through hole, 6-a second through hole, 7-a first clamping block, 8-a fixing rod, 9-a first clamping groove, 10-a spring, 11-a second clamping block, 12-a second fixing block, 13-a second clamping groove and 14-a first fixing groove.
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 efforts belong to the protection scope of the present invention.
Referring to fig. 1 to 7, the present invention provides a technical solution: a center drill spindle for processing bicycle accessories comprises a center drill spindle 2, a fixing plate 4, a first fixing block 3, a first fixture block 7 and a spring 10, wherein a drill sleeve 1 is arranged on the outer surface of the center drill spindle 2, a first fixing groove 14 is formed in the right side of the front end of the outer surface of the drill sleeve 1, the first fixing block 3 is arranged in the first fixing groove 14, a second fixing groove is formed in the right side of the rear end of the outer surface of the drill sleeve 1, a second fixing block 12 is arranged in the second fixing groove, a first through hole 5 is formed in the front surface of the first fixing block 3, the right sides of the front end and the rear end of the outer surface of the drill sleeve 1, the middle of the front end and the rear end of the center drill spindle 2 and the rear surface of the second fixing block 12 are respectively provided with a second through hole 6, the fixing plate 4 is arranged in the first through hole 5 formed in the first fixing block 3, the first fixture block 7 is arranged at the left end and the right end of the outer surface of the fixing plate 4, and the fixing rod 8 is arranged on the rear surface of the fixing plate 4, the 8 surface rearmost ends left and right sides of dead lever all are provided with second fixture block 11, first draw-in groove 9 has all been seted up to the 3 rear surface left and right sides of first fixed block, second draw-in groove 13 has all been seted up to the 12 rear surface left and right sides of second fixed block, two first fixture blocks 7 set up respectively in two first draw-in grooves 9, two second fixture blocks 11 set up respectively in two second draw-in grooves 13, dead lever 8 sets up in the drill collar 1, in the second through-hole 6 of central drill spindle 2 and second fixed block 12, dead lever 8 outside surface is provided with spring 10 foremost.
The fixing rod 8 fixes the central drill shaft 2 and the drill sleeve 1 together through the second through hole 6.
The transverse groove is formed in the front surface of the fixing plate 4, the first clamping block 7 and the transverse groove are located on the same transverse axis, and a screwdriver is inserted into the transverse groove to remove the fixing rod 8.
The two first clamping grooves 9 and the two first clamping blocks 7 are the same in size and shape, the two second clamping grooves 13 and the two second clamping blocks 11 are the same in size and shape, the first clamping blocks 7 can be clamped into the first clamping grooves 9, and the second clamping blocks 11 can be clamped into the second clamping grooves 13.
The fixing plate 4 is a rotating mechanism, the first clamping block 7 is a rotating mechanism, the second clamping block 11 is a rotating mechanism, and the fixing rod 8 is a rotating mechanism, and the fixing plate 4, the second clamping block 11 and the fixing rod 8 are driven to rotate by inserting a screwdriver into the transverse groove to rotate.
The material of central drill arbor 2 selects high-speed steel when in actual use, and the material of drill sleeve 1, first fixed block 3, second fixed block 12, fixed plate 4, dead lever 8, first fixture block 7, second fixture block 11, dead lever 8 and spring 10 all selects stainless steel when in actual use, and the stainless steel has better corrosion resistance and wearability.
As an embodiment of the present invention: in practical use, when the central drill spindle 2 is broken or worn, the central drill spindle 2 needs to be replaced, a screwdriver is inserted into the transverse groove, the fixing plate 4 is pressed towards the first fixing block 3, the spring 10 contracts, the fixing plate 4 and the fixing rod 8 move towards the pressing direction, so that the two first clamping blocks 7 are separated from the two first clamping grooves 9, the two second clamping blocks 11 are separated from the two second clamping grooves 13, the fixing plate 4 is rotated clockwise by ninety degrees, the two first clamping blocks 7 and the fixing plate 4 can be aligned with the first through hole 5, then the pressing of the screwdriver is stopped, the spring 10 rebounds, so that the fixing plate 4 is popped out from the first fixing hole, the fixing plate 4 is moved towards the first fixing block 3, the fixing plate 4 and the fixing rod 8 can be taken out from the first through hole 5 and the second through hole 6, so that the central drill spindle 2 can be taken out from the drill sleeve 1, then, a central drill spindle 2 to be replaced is inserted into the drill bit sleeve 1, a second through hole 6 in the central drill spindle 2 is aligned with a first through hole 5 in the drill bit sleeve 1, then a second fixture block 11 on a fixing rod 8 and the first through hole 5 are aligned and inserted from the first through hole 5, the bottom end of the fixing rod 8 is inserted into a second through hole 6 of a second fixing block 12, then a screwdriver is inserted into the transverse groove, the fixing plate 4 is pressed towards the first fixing block 3, the spring 10 is contracted, the fixing plate 4 and the fixing rod 8 move towards the pressing direction, the fixing plate 4 is rotated clockwise for ninety degrees, two first fixture blocks 7 are aligned with two first clamping grooves 9, two second fixture blocks 11 are aligned with two second clamping grooves 13, then the pressing of the screwdriver is stopped, the spring 10 rebounds, the two first fixture blocks 7 are clamped into the two first clamping grooves 9, the two second fixture blocks 11 are clamped into the two second clamping grooves 13, thereby fixing the central drill shaft 2.
The above description is only a 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 bicycle accessory processing is with center drill spindle, includes center drill spindle (2), fixed plate (4), first fixed block (3), first fixture block (7) and spring (10), its characterized in that: a drill sleeve (1) is arranged on the outer surface of the central drill spindle (2), a first fixing groove (14) is formed in the right side of the front end of the outer surface of the drill sleeve (1), a first fixing block (3) is arranged in the first fixing groove (14), a second fixing groove is formed in the right side of the rear end of the outer surface of the drill sleeve (1), a second fixing block (12) is arranged in the second fixing groove, a first through hole (5) is formed in the front surface of the first fixing block (3), second through holes (6) are formed in the right sides of the front and rear ends of the outer surface of the drill sleeve (1), the middle of the front and rear ends of the central drill spindle (2) and the rear surface of the second fixing block (12), a fixing plate (4) is arranged in the first through hole (5) formed in the first fixing block (3), first clamping blocks (7) are arranged at the left and right ends of the outer surface of the fixing plate (4), and a fixing rod (8) is arranged on the rear surface of the fixing plate (4), dead lever (8) surface rearmost end left and right sides all is provided with second fixture block (11), first draw-in groove (9) have all been seted up to first fixed block (3) rear surface left and right sides, second draw-in groove (13), two have all been seted up to second fixed block (12) rear surface left and right sides first fixture block (7) set up respectively in two first draw-in grooves (9), two second fixture block (11) set up respectively in two second draw-in grooves (13), dead lever (8) set up in second through-hole (6) of drill collar (1), central drill arbor (2) and second fixed block (12), dead lever (8) outside surface foremost is provided with spring (10).
2. The center drill spindle for processing a bicycle accessory of claim 1, wherein: the fixing rod (8) fixes the drill sleeve (1) and the central drill shaft (2) together through the second through hole (6).
3. The center drill spindle for processing a bicycle accessory of claim 1, wherein: the front surface of the fixing plate (4) is provided with a transverse groove, and the transverse groove and the first clamping block (7) are located on the same transverse axis.
4. The center drill spindle for processing a bicycle accessory of claim 1, wherein: the two first clamping blocks (7) and the two first clamping grooves (9) are the same in shape and size, and the two second clamping blocks (11) and the two second clamping grooves (13) are the same in shape and size.
5. The center drill spindle for processing a bicycle accessory of claim 1, wherein: the fixing plate (4), the first clamping block (7), the second clamping block (11) and the fixing rod (8) are all a rotating mechanism.
6. The center drill spindle for processing a bicycle accessory of claim 1, wherein: the material of center drill spindle (2) is high-speed steel, the material of drill collar (1), first fixed block (3), second fixed block (12), fixed plate (4), dead lever (8), first fixture block (7), second fixture block (11), dead lever (8) and spring (10) is the stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121284314.0U CN215237975U (en) | 2021-06-09 | 2021-06-09 | Center drill spindle for machining bicycle accessories |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121284314.0U CN215237975U (en) | 2021-06-09 | 2021-06-09 | Center drill spindle for machining bicycle accessories |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215237975U true CN215237975U (en) | 2021-12-21 |
Family
ID=79477911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121284314.0U Active CN215237975U (en) | 2021-06-09 | 2021-06-09 | Center drill spindle for machining bicycle accessories |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215237975U (en) |
-
2021
- 2021-06-09 CN CN202121284314.0U patent/CN215237975U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215000 No. 1, laixiu Road, Lili Town, Wujiang District, Suzhou City, Jiangsu Province Patentee after: Suzhou Zhoukai New Energy Technology Co.,Ltd. Address before: 215000 No. 1, laixiu Road, Lili Town, Wujiang District, Suzhou City, Jiangsu Province Patentee before: Suzhou zhoukai Precision Technology Co.,Ltd. |