CN209830346U - Positioning device for processing bicycle front fork - Google Patents
Positioning device for processing bicycle front fork Download PDFInfo
- Publication number
- CN209830346U CN209830346U CN201920648938.2U CN201920648938U CN209830346U CN 209830346 U CN209830346 U CN 209830346U CN 201920648938 U CN201920648938 U CN 201920648938U CN 209830346 U CN209830346 U CN 209830346U
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- China
- Prior art keywords
- plate
- clamping
- clamping plate
- front fork
- bearing frame
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Abstract
The utility model discloses a positioner is used in processing of bicycle front fork, comprising a base plate, the vertical mounting panel that is provided with on the up end of bottom plate, install step motor on a face of mounting panel, install the bearing frame on another face of mounting panel, the vertical bearing that is provided with in the bearing frame, step motor's output pivot passes the mounting panel and installs to the bearing that sets up in the bearing frame, and stretch out to the outside of bearing frame, step motor output pivot stretch out to the outside one end of bearing frame and be connected with the disc board of vertical setting, install first clamping plate on another face of disc board, detachable is connected with the second clamping plate on the first clamping plate, still vertical the bracing piece that is provided with on the up end of bottom plate, the upper end of bracing piece sets up in the backup pad; the utility model discloses be provided with step motor, but the relative position between each hole on the same circumferencial direction of accurate positioning bicycle front fork top tube for drilling position is accurate, easily the whole car equipment of bicycle.
Description
Technical Field
The utility model relates to a bicycle front fork processing technology field specifically is a positioner is used in bicycle front fork processing.
Background
The bicycle front fork is in the place ahead position in bicycle structure, and its upper end links to each other with the handlebar part, and frame part and head tube cooperation, lower extreme and front axle component cooperation constitute the guide system of bicycle, and bicycle front fork is a very important part of bicycle, and the head fork includes top tube and two front fork arms. When the bicycle is assembled in a whole bicycle, in order to accurately position and firmly install, 2-3 holes are required to be drilled at the connecting part of an upper pipe of a front fork of the bicycle and a handlebar along the circumferential direction, the holes are required to be in one-to-one correspondence with the positions of the holes in the handlebar, and in order to ensure the correspondence, the position of the central point of each hole is determined by using a point measuring method.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a positioner is used in bicycle front fork processing, but the relative position between each hole on the same circumferencial direction of accurate positioning bicycle front fork top tube.
The utility model discloses a realize like this:
a positioning device for processing a bicycle front fork comprises a base plate, wherein an installation plate is vertically arranged on the upper end surface of the base plate, a stepping motor is arranged on one surface of the installation plate, a bearing seat is arranged on the other surface of the installation plate, a bearing is vertically arranged in the bearing seat, an output rotating shaft of the stepping motor penetrates through the installation plate to be installed in the bearing arranged in the bearing seat and extend out of the bearing seat, one end of the output rotating shaft of the stepping motor, which extends out of the bearing seat, is connected with a vertically arranged disc plate, the output rotating shaft of the stepping motor is connected with the middle part of one surface of the disc plate, a first clamping plate is arranged on the other surface of the disc plate, a clamping groove with a semicircular longitudinal section is arranged on one clamping surface of the first clamping plate, the circle center of the semicircular longitudinal section of the clamping groove is arranged on the central axis of the output rotating, the clamping device comprises a first clamping plate, a second clamping plate, a first connecting plate, a second connecting plate and a nut, wherein the first connecting plate is arranged on each of two sides of the first clamping plate, the first connecting plate is fixedly connected with the first clamping plate, a first connecting hole is formed in the first connecting plate, the second clamping plate is detachably connected to the first clamping plate, the second clamping plate is the same as the first clamping plate in structure, the second connecting plate is arranged on each of two sides of the second clamping plate, a second connecting hole is formed in the second connecting plate, and the first connecting hole of the first connecting plate is connected with the second connecting hole of the second connecting plate through the bolt and the nut; the upper end face of the bottom plate is vertically provided with a supporting rod, the upper end of the supporting rod is arranged on the supporting plate, and the upper end face of the supporting plate is provided with a semi-cylindrical through groove which is the same as the clamping groove of the first clamping plate in structure and size.
Furthermore, the first connecting plate is an L-shaped plate, one L-shaped side wall of the first connecting plate is connected with the side wall of the first clamping plate in a welding mode, the first connecting hole is formed in the transverse wall of the first connecting plate, and the first clamping plate is connected with the disc plate through the longitudinal wall of the first connecting plate and the bolt.
Furthermore, the bracing piece is telescopic rod structure, including the outer pole that is located the lower extreme and the interior pole that is located the upper end, set up the mounting hole of pole in the installation on the up end of outer pole, be provided with the screw thread through-hole that leads to its mounting hole on the upper end lateral wall of outer pole, and install fixing bolt on this screw thread through-hole.
Furthermore, an inverted T-shaped groove is formed in the upper end face of the bottom plate, the arrangement direction of the T-shaped groove is consistent with the direction of the central axis of the output rotating shaft of the stepping motor, the lower end of the outer rod is of an inverted T-shaped structure, and the lower end of the outer rod is arranged in the T-shaped groove.
Furthermore, the lower end of the bottom plate is provided with a plurality of supporting blocks, and the lower end faces of the supporting blocks are provided with rubber pads.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses
1. Be provided with step motor, but the relative position between each hole on the same circumferencial direction of accurate positioning bicycle front fork top tube for the drilling position is accurate, easily the whole car equipment of bicycle.
2. The upper end face of the bottom plate is provided with an inverted T-shaped groove, the lower end of the outer rod is of an inverted T-shaped structure, the lower end of the outer rod is arranged in the T-shaped groove, and the supporting position of the supporting rod can be adjusted along the T-shaped groove according to the size of different bicycle front forks or different drilling positions, so that the bicycle front forks are more firmly supported during drilling.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic perspective view of a positioning device for processing a bicycle front fork according to the present invention;
FIG. 2 is a front view of the positioning device for machining a bicycle front fork of the present invention;
fig. 3 is a schematic view of a connection structure between the first clamping plate and the first connecting plate of the positioning device for processing the front fork of the bicycle.
In the figure: 1. a base plate; 101. a T-shaped slot; 2. mounting a plate; 3. a stepping motor; 4. a bearing seat; 5. a disc plate; 6. a first clamping plate; 7. a first connecting plate; 701. a first connection hole; 8. a second clamping plate; 9. a second connecting plate; 901. a second connection hole; 10. a support bar; 11. a support plate; 1101. a semi-cylindrical through groove; 12. a support block; 13. and (7) a rubber pad.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.
Referring to fig. 1, 2 and 3, in an embodiment of the present invention, a positioning device for processing a front fork of a bicycle comprises a base plate 1, a mounting plate 2 is vertically disposed on an upper end surface of the base plate 1, a stepping motor 3 is mounted on a surface of the mounting plate 2, a bearing seat 4 is mounted on another surface of the mounting plate 2, a bearing is vertically disposed in the bearing seat 4, an output rotating shaft of the stepping motor 3 passes through the mounting plate 2 and is mounted in the bearing disposed in the bearing seat 4 and extends out of the bearing seat 4, one end of the output rotating shaft of the stepping motor 3 extending out of the bearing seat 4 is connected with a vertically disposed disc plate 5, the output rotating shaft of the stepping motor 3 is connected with a middle portion of one surface of the disc plates 5, a first clamping plate 6 is mounted on another surface of the disc plate 5, a clamping groove with a semicircular longitudinal section is disposed on one clamping surface of the, the diameter of the longitudinal section of the clamping groove of the first clamping plate 6 is the same as the outer diameter of a bicycle front fork upper tube to be clamped, the circle center of the semicircular longitudinal section of the clamping groove is located on the central axis of the output rotating shaft of the stepping motor 3, two sides of the first clamping plate 6 are respectively provided with a first connecting plate 7, the first connecting plate 7 is fixedly connected with the first clamping plate 6, the first connecting plate 7 is provided with a first connecting hole 701, the first clamping plate 6 is detachably connected with a second clamping plate 8, the structure of the second clamping plate 8 is the same as that of the first clamping plate 6, two sides of the second clamping plate 8 are respectively provided with a second connecting plate 9, the second connecting hole 901 is formed in the second connecting plate 9, and the first connecting hole 701 of the first connecting plate 7 and the second connecting hole 901 of the second connecting plate 9 are connected between the first clamping plate 6 and the second clamping plate 8 through bolts and nuts; the upper end face of the bottom plate 1 is also vertically provided with a support rod 10, the upper end of the support rod 10 is arranged on a support plate 11, and the upper end face of the support plate 11 is provided with a semi-cylindrical through groove 1101 which has the same structure and size as the clamping groove of the first clamping plate 6.
The utility model discloses a theory of operation: the utility model is placed on a drilling workbench for use, the upper tube of the bicycle front fork is horizontally placed in the clamping groove of the first clamping plate 6, the second clamping plate 8 is arranged on the first clamping plate 6 to fix the upper tube of the bicycle front fork firmly, part of tube body of the upper tube of the bicycle front fork is simultaneously placed in the semi-cylindrical through groove 1101 and is supported by the supporting plate 11, a drilling point is set on the tube wall of the upper tube of the bicycle front fork, then the input pulse number of the stepping motor 3 is set according to the relative deflection angles of other holes, if the relative deflection angles of other holes are 60 degrees, a three-phase mixed stepping motor with the model of 110BYG350C-N is selected, a stepping motor driver with the model of BGL3722 is matched, the step angle of the stepping motor is 1.2 degrees, namely under the condition of no subdivision, 300 pulses make the stepping motor 3 rotate one turn (300 multiplied by 1.2 degrees is 360 degrees), 50 pulse signals are input into a stepping motor driver, the stepping motor 3 controls an output rotating shaft of the stepping motor to rotate by 60 degrees, drives the disc plate 5 and the first clamping plate 6 to rotate by 60 degrees, and also drives the upper pipe of the bicycle front fork to rotate by 60 degrees, so that the positioning work of a second drilling point can be completed; therefore, use the utility model discloses but relative position between each hole on the same circumferencial direction of accurate positioning bicycle front fork top tube for drilling position is accurate, easily the whole car equipment of bicycle.
Please refer to fig. 1, fig. 2 and fig. 3, in an embodiment of the present invention, the first connecting plate 7 is an L-shaped plate, an L-shaped sidewall of the first connecting plate 7 is welded to the sidewall of the first clamping plate 6, the first connecting hole 701 is disposed on the transverse wall of the first connecting plate 7, the first clamping plate 6 is connected to the disc plate 5 through a bolt via the longitudinal wall of the first connecting plate 7, the first clamping plate 6 is detachably connected to the disc plate 5, the size of the clamping groove of the first clamping plate 6 can be designed in series according to the size of the upper tube of the front fork of different bicycles, and the first clamping plate 6 with a suitable clamping groove size is mounted on the disc plate 5 according to the actual use requirement, so that the applicability of the present invention can be improved.
Referring to fig. 1 and 2, in the embodiment of the present invention, the support rod 10 is a telescopic rod structure, including an outer rod located at the lower end and an inner rod located at the upper end, a mounting hole for mounting the inner rod is formed on the upper end surface of the outer rod, a threaded through hole leading to the mounting hole is formed on the side wall of the upper end of the outer rod, and a fixing bolt is installed on the threaded through hole, so that the support height of the support rod 10 can be properly adjusted according to the different first clamping plates 6 installed on the disc plate 5, so as to be adapted to the height of the clamping groove of the first clamping plate 6.
Referring to fig. 1, in the embodiment of the present invention, an inverted T-shaped groove 101 is disposed on the upper end surface of the bottom plate 1, the setting direction of the T-shaped groove 101 is consistent with the central axis direction of the output rotating shaft of the stepping motor 3, the lower end of the outer rod is an inverted T-shaped structure, the lower end of the outer rod is disposed in the T-shaped groove 101, and the supporting position of the supporting rod 10 can be adjusted along the T-shaped groove 101 according to the size of different front forks of the bicycle or according to different drilling positions, so that the front forks of the bicycle can be supported more firmly during drilling.
Referring to fig. 2, in the embodiment of the present invention, the lower end of the bottom plate 1 is provided with a plurality of supporting blocks 12, and the lower end surfaces of the supporting blocks 12 are provided with rubber pads 13, so that the present invention is more firmly placed on the drilling platform.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a positioner is used in processing of bicycle front fork, includes bottom plate (1), its characterized in that, vertical mounting panel (2) that is provided with on the up end of bottom plate (1), install step motor (3) on the face of mounting panel (2), install bearing frame (4) on another face of mounting panel (2), vertically in bearing frame (4) be provided with the bearing, the output pivot of step motor (3) passes mounting panel (2) and installs to the bearing that sets up in bearing frame (4), and stretches out to the outside of bearing frame (4), the one end that step motor (3) output pivot stretches out to the outside of bearing frame (4) is connected with disc board (5) of vertical setting, step motor (3) output pivot links to each other with the middle part of a face of disc board (5), install first clamping board (6) on another face of disc board (5), the clamping device is characterized in that a clamping groove with a semicircular longitudinal section is formed in a clamping face of the first clamping plate (6), the circle center of the semicircular longitudinal section of the clamping groove is located on the central axis of an output rotating shaft of the stepping motor (3), first connecting plates (7) are arranged on two sides of the first clamping plate (6) respectively, the first connecting plates (7) are fixedly connected with the first clamping plate (6), first connecting holes (701) are formed in the first connecting plates (7), second clamping plates (8) are detachably connected to the first clamping plate (6), the second clamping plates (8) are identical in structure to the first clamping plate (6), second connecting plates (9) are arranged on two sides of the second clamping plates (8), second connecting holes (901) are formed in the second connecting plates (9), and first connecting holes (7) between the first clamping plate (6) and the second clamping plates (8) 701) The second connecting hole (901) of the second connecting plate (9) is connected with the second connecting hole through a bolt and a nut; the upper end face of the bottom plate (1) is vertically provided with a supporting rod (10), the upper end of the supporting rod (10) is arranged on the supporting plate (11), and the upper end face of the supporting plate (11) is provided with a semi-cylindrical through groove (1101) which is the same as the clamping groove of the first clamping plate (6) in structure and size.
2. The positioning device for processing the front fork of the bicycle according to claim 1, wherein the first connecting plate (7) is an L-shaped plate, one L-shaped side wall of the first connecting plate (7) is connected with the side wall of the first clamping plate (6) in a welding mode, the first connecting hole (701) is formed in the transverse wall of the first connecting plate (7), and the first clamping plate (6) is connected with the disc plate (5) through the longitudinal wall of the first connecting plate (7) through bolts.
3. The positioning device for processing the bicycle front fork as claimed in claim 2, wherein the supporting rod (10) is a telescopic rod structure and comprises an outer rod at the lower end and an inner rod at the upper end, the upper end surface of the outer rod is provided with a mounting hole for mounting the inner rod, the side wall of the upper end of the outer rod is provided with a threaded through hole leading to the mounting hole, and the threaded through hole is provided with a fixing bolt.
4. The positioning device for processing the bicycle front fork according to claim 3, wherein an inverted T-shaped groove (101) is formed in the upper end surface of the bottom plate (1), the arrangement direction of the T-shaped groove (101) is consistent with the central axis direction of the output rotating shaft of the stepping motor (3), the lower end of the outer rod is in an inverted T-shaped structure, and the lower end of the outer rod is arranged in the T-shaped groove (101).
5. The positioning device for processing the front fork of the bicycle according to any one of the claims 1 to 4, characterized in that a plurality of supporting blocks (12) are arranged at the lower end of the bottom plate (1), and rubber pads (13) are arranged on the lower end surfaces of the supporting blocks (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920648938.2U CN209830346U (en) | 2019-05-07 | 2019-05-07 | Positioning device for processing bicycle front fork |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920648938.2U CN209830346U (en) | 2019-05-07 | 2019-05-07 | Positioning device for processing bicycle front fork |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209830346U true CN209830346U (en) | 2019-12-24 |
Family
ID=68915807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920648938.2U Expired - Fee Related CN209830346U (en) | 2019-05-07 | 2019-05-07 | Positioning device for processing bicycle front fork |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209830346U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113523682A (en) * | 2021-06-16 | 2021-10-22 | 大荣建设集团有限公司 | Prefabricated air pipe system |
-
2019
- 2019-05-07 CN CN201920648938.2U patent/CN209830346U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113523682A (en) * | 2021-06-16 | 2021-10-22 | 大荣建设集团有限公司 | Prefabricated air pipe system |
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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: 20191224 |