CN204673331U - A kind of automobile spoke special tooling - Google Patents
A kind of automobile spoke special tooling Download PDFInfo
- Publication number
- CN204673331U CN204673331U CN201520265821.8U CN201520265821U CN204673331U CN 204673331 U CN204673331 U CN 204673331U CN 201520265821 U CN201520265821 U CN 201520265821U CN 204673331 U CN204673331 U CN 204673331U
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- CN
- China
- Prior art keywords
- spoke
- bracing frame
- hole
- flange
- pull bar
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a kind of automobile spoke special tooling, comprise the board main shaft (1) of boring, on board main shaft, secure fit connects the flange (2) that is provided with step through-hole, a master cylinder connecting rod (3) coordinated with the step through-hole of flange is connected in the internal cavities of board main shaft, it is characterized in that: on described flange, secure fit connects a rotary body spoke bracing frame (4), spoke bracing frame is provided with a step groove (4a), the step through-hole of step groove and flange complements each other to form a closed housing, master cylinder connecting rod (3) upper cooperation is fixedly connected with an arm-tie (6) be engaged in closed housing, on arm-tie uniform be connected one group with coordinate the pull bar (7) that coordinates of through hole activity, one is connected by the compressing member of workpiece compression fit to be added on spoke bracing frame (8) in the equal secure fit in the top of each pull bar.Advantage of the present utility model: this tool locating accurately, reliable, precision is high, and clamping efficiency is high, easy to operate.
Description
Technical field
The utility model relates to a kind of machining frock, particularly a kind of automobile spoke special tooling.
Background technology
Along with the high speed development of Hyundai Motor industry, impel increasing substantially of the travel speed of automobile and load, and spoke of vehicle wheel is the vitals in running car system, all load of vehicle are all delivered on spoke by bolt and central shaft, and the crudy of the outer diameter face of wheel spoke, end face and beat and directly affect the welding performance of wheel and the load of wheel.Therefore, the quality of wheel spoke finally directly affects the service life of the stationarity of running car, security, reliability and automobile.
At present, the outer diameter face of China's spoke and end face manufacturing process are load onto a set of Simple clamp or special fixture on common horizontal or vertical lathe substantially, utilize the mode that bolt hole is located and nut clamps to process.This fabrication scheme is that labor strength is high, efficiency is low, cost is high, and crudy can not meet technological requirement and modern wheel manufacture requirements, and subject matter is that spoke outer diameter face is lost circle and beats bigger than normal.
Utility model content
The purpose of this utility model to add at automobile spoke easily make man-hour spoke outer diameter face lose circle and beat bigger than normal to solve existing clamping tool, and spoke is the shortcoming such as flexible distortion in process, and a kind of automobile spoke special tooling proposed.
To achieve these goals, the utility model have employed following technical scheme:
A kind of automobile spoke special tooling, comprise the board main shaft of boring, on board main shaft, secure fit connects a flange, the axle center place of flange is provided with step through-hole, rank through hole is communicated with the internal cavities of board main shaft, the hollow main oily connecting rod of the cylinder that sliding connection one and the step through-hole of described flange are slidably matched in the internal cavities of board main shaft, and stretch out described flange, it is characterized in that: on described flange, secure fit connects a rotary body spoke bracing frame, spoke bracing frame is provided with a step groove, the step through-hole of step groove and described flange complements each other to form a closed housing, described master cylinder connecting rod coordinates and is fixedly connected with an arm-tie, arm-tie activity is engaged in the closed housing that described step groove and described step through-hole complement each other to form, described spoke support is also provided with an assembly and closes through hole, the uniform one group of pull bar that is connected on arm-tie, each pull bar all coordinates with the through hole activity that coordinates that described spoke bracing frame corresponds to, a compressing member is connected in the equal secure fit in top of each described pull bar, compressing member and the relative compression fit of described spoke bracing frame.
On the basis of technique scheme, following further technical scheme can be had:
Described spoke bracing frame is provided with an oil suction chamber, at one week uniform one group of oil duct of oil suction chamber, the uniform one group of float support oil cylinder that is connected in all sides of described spoke bracing frame, each float support oil cylinder is all communicated with described oil suction chamber by oil duct, described oil suction chamber is connected an oil pipe, and oil pipe is connected through the cavity of main oily connecting rod and outside main fuel tank.
External hydraulic pump provides pressure by described oil pipe to each described float support oil cylinder, the piston rod of each float support oil cylinder all coordinates with workpiece pre-tightening to be added under the effect of oil pressure, each described float support oil cylinder is all connected by pressure sensor and external control case, and controls corresponding described locking member by external control case lock fit.
The top end face of described spoke bracing frame is provided with a positioning disk, the axle center location fit of positioning disk and described spoke workpiece.
The also uniform one group of isometry block that is connected on the top end face of described spoke bracing frame, each isometry block all with the contour location fit of inner side end of described spoke workpiece.
Each described compressing member includes the pressing plate that a secure fit is connected to described pull bar top, and each pressing plate is all connected a T-shaped bolt, and the threaded rod of each T-shaped bolt is all fixed on corresponding pressing plate by matching nut.
The axle side of each described pull bar is equipped with rotary threaded groove, and described spoke bracing frame is provided with one group of spill spin block, and spill spin block coordinates with described pull bar one_to_one corresponding, each spill spin block all slip rotatable engagement in the thread groove of correspondence.
The beneficial effects of the utility model: tool locating accurately, reliable, precision is high, clamping efficiency is high, easy to operate, while considerably improving the outer diameter face of spoke and the machining accuracy of end face, also may be used for the clamping of other like product, namely there is the practicality of certain limit.
Accompanying drawing explanation
Fig. 1 is basic structure schematic diagram of the present utility model;
Fig. 2 is top view of the present utility model;
Fig. 3 is that the A-A of Fig. 2 is to partial structurtes view;
Fig. 4 is the datum level schematic diagram of spoke workpiece in Fig. 1.
Detailed description of the invention
As depicted in figs. 1 and 2, a kind of automobile spoke special tooling that the utility model provides, comprise the board main shaft 1 of boring, board main shaft 1 is bolted the disc type flange 2 that is connected, the axle center place of flange 2 is provided with step through-hole 2a, step through-hole 2a is communicated with the internal cavities of board main shaft 1, sliding connection master cylinder connecting rod 3 gone back by board main shaft 1, master cylinder connecting rod 3 sliding connection is in the step through-hole 2a of described flange 2, it is characterized in that: on the top of described flange 2, secure fit connects a circular platform type spoke bracing frame 4, the bottom of spoke bracing frame 4 is provided with a step groove 4a, the step through-hole 2a of step groove 4a and described flange 2 complements each other to form a rectangle box space, described spoke support 4 is also provided with an assembly and closes through hole 4b, described spoke bracing frame 4 supports and coordinates socket workpiece to be added and spoke workpiece 5, spoke workpiece 5 is provided with a centre bore 5a, 8 screwed hole 5b are provided with around centre bore 5a, the top end face of described spoke bracing frame 4 is screwed the positioning disk 12 that is connected, positioning disk 12 coordinates with the centre bore 5a centralized positioning of described spoke workpiece 5, around positioning disk 12 described spoke workpiece 5 a screwed hole 5b in install a stop pin 15, rotate under the effect of cutting force to prevent spoke workpiece 5, also uniform three isometry blocks 13 that are connected on the top end face of described spoke bracing frame 4, each isometry block 13 all with the contour location fit of inner side end of described spoke workpiece 5.
Described master cylinder connecting rod 3 coordinates and is fixedly connected with a circular arm-tie 6, in the rectangle box space that the step through-hole 2a that arm-tie 6 activity is engaged in stepped hole 4a and flange 2 complements each other to form, uniform four pull bars 7 that are connected on arm-tie 6, each pull bar 7 all coordinates with the through hole 4b activity that coordinates that described spoke bracing frame 4 corresponds to, and each pull bar 7 all coordinates socket bearing 16 with coordinating between through hole 4b of arm-tie 6, bearing 16 pairs of pull bars 7 play supporting and reduce the effect of spin friction resistance, each pull bar 7 is all through the cooperation through hole of described spoke bracing frame 4 and spoke workpiece 5, and with described spoke bracing frame 4 and spoke workpiece 5 coordinate through hole to be formed to be rotatably assorted, the equal secure fit in top of each described pull bar 7 connects a compressing member 8, each compressing member 8 includes the pressing plate 9 that a secure fit is connected to described pull bar 7 top, each pressing plate 9 is all connected a T-shaped bolt 19, the threaded rod of each T-shaped bolt 19 is all fixed on corresponding pressing plate 9 by matching nut, each compressing member 8 all by T-shaped bolt 19 by described spoke workpiece 5 compression fit on described spoke bracing frame 4.
As shown in Figure 3, the axle side of each described pull bar 7 is equipped with rotary threaded groove 7a, described spoke bracing frame 4 is provided with one group of spill spin block 14, and spill spin block 14 coordinates with described pull bar 7 one_to_one corresponding, each spill spin block 14 all slip rotatable engagement in the thread groove 7a of correspondence.
As depicted in figs. 1 and 2, spoke bracing frame 4 described in each louvre near zone of spoke workpiece 5 coordinates and installs a float support oil cylinder 10 additional, the cantilever beam structure of spoke workpiece 5 lathe in process just changes overhanging beam structure into, reduce corner and the amount of deflection of machined surface, thus reduce the flexural deformation of spoke workpiece 5 in process, the Rigidity and strength of spoke workpiece 5 in process can be improved significantly, and then spoke workpiece external diameter machined surface can be avoided to lose the problem of circle.
Described spoke bracing frame 4 is provided with an oil suction chamber 18, at one week uniform one group of oil duct 18a of oil suction chamber 18, each described float support oil cylinder 10 is all communicated with described oil suction chamber 18 by oil duct 18a, the oil pipe fixed mount 17 that is connected is bolted in the step groove 4a of described spoke bracing frame 4, described oil pipe 11 is fixedly connected with described spoke bracing frame 4 by oil pipe fixed mount 17, and be communicated with oil suction chamber 18, oil pipe 11 is connected through the cavity of main oily connecting rod 3 and outside main fuel tank.
The piston rod of each float support oil cylinder 10 all holds out against with the medial surface of spoke workpiece 5 and coordinates under the effect of oil pressure, each described float support oil cylinder 10 is all connected by the pressure sensor that carries and external control case, and control corresponding described locking member 8 by external control case lock fit, namely external hydraulic pump provides pressure by oil pipe 11 to each described float support oil cylinder 10, each described float support oil cylinder 10 all lock fit controls corresponding described locking member 8, namely when the pressure in float support oil cylinder 10 reaches 0.5kg, float support oil cylinder 10 switches to locking mode, the piston rod of float support oil cylinder 10 no longer holds out against motion to the medial surface of spoke workpiece 5, thus make this fixture play good fixed support effect, achieve the Quick-clamped of spoke workpiece.
Operation principle and effect:
Centralized positioning dish 12 is utilized to locate the centre bore (datum level A) as spoke workpiece 5 in Fig. 4 and add stop pin 15, rotate under the effect of cutting force to prevent spoke workpiece 5, and locate the datum level B as spoke workpiece 5 in Fig. 4 with three isometry blocks 13, realize the accurate location of spoke workpiece 5, master cylinder connecting rod 3 pulls down pull bar 7 by arm-tie 6, spill spin block 14 drives pull bar 7 to rotate along the helicla flute 7a on pull bar 7, its middle (center) bearing 16 pairs of pull bars 7 play supporting and reduce the effect of spin friction resistance, pull bar 7 is rotating in the process moved downward, band dynamic pressure plate 9 and compressing member 8 move downward and rotary motion, when compressing member 8 compresses spoke workpiece 5, outside Main Hydraulic Pump begins through oil pipe 11 provides pressure to float support oil cylinder 10, when pressure reaches 0.5kg, float support oil cylinder 10 switches to locking mode, the piston rod of float support oil cylinder 10 no longer holds out against motion to the medial surface of spoke workpiece 5, thus make this fixture play good fixed support effect, achieve the Quick-clamped to spoke workpiece 5.
The utility model is not limited to above-mentioned embodiment, adopts the structure identical or approximate with the utility model above-mentioned implementation method example, and other structural designs obtained, all within protection domain of the present utility model.
Claims (7)
1. an automobile spoke special tooling, comprise the board main shaft (1) of boring, the upper secure fit of board main shaft (1) connects a flange (2), the axle center place of flange (2) is provided with step through-hole (2a), step through-hole (2a) is communicated with the internal cavities of board main shaft (1), the hollow master cylinder connecting rod (3) that sliding connection one and the step through-hole (2a) of described flange (2) are slidably matched in the internal cavities of board main shaft (1), master cylinder connecting rod (3) also stretches out described flange (2), it is characterized in that: the upper secure fit of described flange (2) connects a rotary body spoke bracing frame (4), spoke bracing frame (4) is provided with a step groove (4a), step groove (4a) complements each other to form a closed housing with the step through-hole (2a) of described flange (2), the upper cooperation of described master cylinder connecting rod (3) is fixedly connected with an arm-tie (6), arm-tie (6) activity is engaged in the closed housing that described step groove (4a) and described step through-hole (2a) complement each other to form, described spoke support (4) is also provided with an assembly and closes through hole (4b), the upper uniform one group of pull bar (7) that is connected of arm-tie (6), all upper with described spoke bracing frame (4) corresponding cooperation through hole (4b) activity of each pull bar (7) coordinates, one is connected by the compressing member (8) of workpiece compression fit to be added on described spoke bracing frame (4) in the equal secure fit in top of each described pull bar (7).
2. a kind of automobile spoke special tooling according to claim 1, it is characterized in that: on described spoke bracing frame (4), be provided with an oil suction chamber (18), one week uniform one group of oil duct (18a) of oil suction chamber (18), the uniform one group of float support oil cylinder (10) that is connected in all sides of described spoke bracing frame (4), each float support oil cylinder (10) is all communicated with described oil suction chamber (18) by oil duct (18a), described oil suction chamber (18) is connected an oil pipe (11), oil pipe (11) is connected through the cavity of main oily connecting rod (3) and outside main fuel tank.
3. a kind of automobile spoke special tooling according to claim 2, it is characterized in that: external hydraulic pump provides pressure by described oil pipe (11) to each described float support oil cylinder (10), the piston rod of each float support oil cylinder (10) all coordinates with workpiece pre-tightening to be added under the effect of oil pressure, each described float support oil cylinder (10) is all connected by the pressure sensor that carries and external control case, and controls corresponding described compressing member (8) by external control case lock fit.
4. a kind of automobile spoke special tooling according to claim 1, is characterized in that: the top end face of described spoke bracing frame (4) is provided with a positioning disk (12), the axle center location fit of positioning disk (12) and described workpiece to be added.
5. a kind of automobile spoke special tooling according to claim 1, it is characterized in that: the also uniform one group of isometry block (13) that is connected on the top end face of described spoke bracing frame (4), each isometry block (13) all with the contour location fit of inner side end of described spoke workpiece (5).
6. a kind of automobile spoke special tooling according to claim 1, it is characterized in that: each described compressing member (8) includes the pressing plate (9) that a secure fit is connected to described pull bar (7) top, each pressing plate (9) is all connected a T-shaped bolt (19), and the threaded rod of each T-shaped bolt (19) is all fixed on corresponding pressing plate (9) by matching nut.
7. a kind of automobile spoke special tooling according to claim 1, it is characterized in that: the axle of each described pull bar (7) is equipped with rotary threaded groove (7a), described spoke bracing frame (4) is provided with one group of spill spin block (14), each spill spin block (14) coordinates with described pull bar (7) one_to_one corresponding, and each spill spin block (14) is all slidably fitted in corresponding thread groove (7a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520265821.8U CN204673331U (en) | 2015-04-29 | 2015-04-29 | A kind of automobile spoke special tooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520265821.8U CN204673331U (en) | 2015-04-29 | 2015-04-29 | A kind of automobile spoke special tooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204673331U true CN204673331U (en) | 2015-09-30 |
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ID=54173054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520265821.8U Expired - Fee Related CN204673331U (en) | 2015-04-29 | 2015-04-29 | A kind of automobile spoke special tooling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204673331U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104759926A (en) * | 2015-04-29 | 2015-07-08 | 安徽科技学院 | Special tool for automobile spoke |
-
2015
- 2015-04-29 CN CN201520265821.8U patent/CN204673331U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104759926A (en) * | 2015-04-29 | 2015-07-08 | 安徽科技学院 | Special tool for automobile spoke |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150930 Termination date: 20170429 |
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| CF01 | Termination of patent right due to non-payment of annual fee |