CN204183405U - The positioning fixture of processing conical core shaft - Google Patents
The positioning fixture of processing conical core shaft Download PDFInfo
- Publication number
- CN204183405U CN204183405U CN201420625426.1U CN201420625426U CN204183405U CN 204183405 U CN204183405 U CN 204183405U CN 201420625426 U CN201420625426 U CN 201420625426U CN 204183405 U CN204183405 U CN 204183405U
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- Prior art keywords
- core shaft
- conical core
- block
- base plate
- cylinder
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Abstract
A kind of positioning fixture processing conical core shaft that the utility model provides, comprises base plate and is fixedly installed on the first positioner of described base plate; Described first positioner comprises the first pretension assembly for applying from axial pre tightening force to one end of conical core shaft, for the first positioning component of positioning the conical core shaft other end and the first supporting component for supporting conical core shaft, described supporting component is arranged between the first pretension assembly and the first positioning component; The positioning fixture of processing conical core shaft of the present utility model, on the one hand can carry out firm clamping to conical core shaft, can not play in process; On the other hand, conical core shaft machines rear convenient taking-up, even if conical core shaft deformation can not occur when having larger chucking power, thus effectively ensures the quality of product.
Description
Technical field
The utility model relates to the frock of machining, particularly relates to a kind of positioning fixture processing conical core shaft.
Background technology
Carry out peripheral milling in conical core shaft and add man-hour, usually then processed on fixture by manual assembly, because the tapering of conical core shaft mandrel is less, therefore by fixture, the swelling of main employing impulsive force is being positioned to conical core shaft, and there is following problem when adopting impulsive force swelling in existing fixture: if impulsive force is too small, the clamping dynamics easily causing conical core shaft to locate is inadequate, play is there is in process, thus cause the crudy of conical core shaft can not be guaranteed, if impulsive force is excessive, so will cause conical core shaft generation deformation, cause product defective equally, and conical core shaft machines and is difficult to take out from fixture, and the assembly difficulty of existing fixture is large, also causes production efficiency low.
Therefore, need to propose a kind of novel conical core shaft and add the fixture in man-hour, firm clamping can be carried out to conical core shaft on the one hand, can not play in process; On the other hand, conical core shaft machines rear convenient taking-up, even if conical core shaft deformation can not occur when having larger chucking power, thus effectively ensures the quality of product.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of positioning fixture processing conical core shaft, on the one hand can carry out firm clamping to conical core shaft, can not play in process; On the other hand, conical core shaft machines rear convenient taking-up, even if conical core shaft deformation can not occur when having larger chucking power, thus effectively ensures the quality of product.
A kind of positioning fixture processing conical core shaft that the utility model provides, comprises base plate and is fixedly installed on the first positioner of described base plate;
Described first positioner comprises the first pretension assembly for applying from axial pre tightening force to one end of conical core shaft, for the first positioning component of positioning the conical core shaft other end and the first supporting component for supporting conical core shaft, described supporting component is arranged between the first pretension assembly and the first positioning component;
Described first pretension assembly comprises and is fixedly installed on base plate and one end to conical core shaft applies the first cylinder of pretightning force, the clutch end of the piston rod of described first cylinder is coaxially arranged with the first apical axis of cylindrical-shaped structure, and the two ends of described first apical axis are coaxially connected removably with the piston rod of conical core shaft and the first cylinder respectively.
Further, described first positioning component comprises block and the block mount pad for fixedly mounting described block, and described block is cylindrical-shaped structure and the axis collinear of the piston rod of the axis of block and described first cylinder.
Further, described first supporting component comprises at least two the first back-up blocks and realizing middle limiting block, described first back-up block and realizing middle limiting block are provided with V-shaped groove, described realizing middle limiting block and the first back-up block along the transverse direction of base plate be juxtaposed on described base plate and realizing middle limiting block between the first back-up block and the first positioning component, described realizing middle limiting block and the first back-up block are provided with the V-shaped groove of upward opening, and the opening size of the V-shaped groove of realizing middle limiting block is less than the opening size of the V-shaped groove of back-up block.
Further, described positioning fixture also comprises the second positioner, and described second positioner and the first positioner are juxtaposed on described base plate;
Described second positioner comprises and applies the second pretension assembly of axial pre tightening force and the second support member for supporting conical core shaft for the one end to conical core shaft;
Described second early warning assembly comprises the second cylinder, and the clutch end of the piston rod of described second cylinder is provided with the second apical axis, and the two ends of described second apical axis coaxially connect respectively at the piston rod of the second cylinder and conical core shaft.
Further, described second support member comprises the second back-up block that at least two transverse directions along base plate are set up in parallel, described second back-up block is provided with the support slot of the v-shaped structure of upward opening, and the second back-up block being wherein positioned at base plate tail end is fixedly installed baffle plate and described baffle plate is positioned at the tail side of this back-up block.
Further, described first positioner and the second positioner are installed on described base plate by an installing plate, and described installing plate is fixedly connected with base plate in the mode of plate face perpendicular to the plate face of base plate, and described installing plate is provided with piston rod via hole.
Further, one end end face of described first apical axis sinks to forming the locating hole be connected with the piston rod of the first cylinder, and the other end is pyramidal structure.
Further, the two ends end face of described second apical axis sinks to forming connecting hole, and described second apical axis is coaxially connected with conical core shaft by the piston rod of connecting hole respectively at the second cylinder.
The beneficial effects of the utility model: the positioning fixture of processing conical core shaft of the present utility model, on the one hand can carry out firm clamping to conical core shaft, can not play in process; On the other hand, conical core shaft machines rear convenient taking-up, even if conical core shaft deformation can not occur when having larger chucking power, thus effectively ensure the quality of product, structure is simple, easily manufactured.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further described:
Fig. 1 is structural representation of the present utility model.
Fig. 2 is detonation configuration figure of the present utility model.
Fig. 3 is the second apical axis structural representation of the present utility model.
Fig. 4 is the first apical axis structural representation of the present utility model.
Fig. 5 is the first back-up block of the present utility model and realizing middle limiting block structure schematic diagram.
Fig. 6 is the second support block structure schematic diagram of the present utility model.
Detailed description of the invention
Fig. 1 is structural representation of the present utility model, and Fig. 2 is detonation configuration figure of the present utility model, and as shown in the figure, a kind of positioning fixture processing conical core shaft that the utility model provides, comprises base plate 1 and be fixedly installed on the first positioner of described base plate 1;
Described first positioner comprises the first pretension assembly for applying from axial pre tightening force to one end of conical core shaft 17, for the first positioning component of positioning conical core shaft 17 other end and the first supporting component for supporting conical core shaft, described supporting component is arranged between the first pretension assembly and the first positioning component;
Described first pretension assembly comprises and is fixedly installed on base plate 1 and one end to conical core shaft 17 applies the first cylinder 7 of pretightning force, the clutch end of the piston rod 8 of described first cylinder 7 is coaxially arranged with the first apical axis 12 of cylindrical-shaped structure, the two ends of described first apical axis 12 are coaxially connected removably with the piston rod 8 of conical core shaft 17 and the first cylinder 7 respectively, described first cylinder is by one end applying pretightning force of the first apical axis to conical core shaft, the other end of conical core shaft is fixing with on the first positioning component, by the transmission effect of the first apical axis, can while conical core shaft be subject to the pretightning force of enough clamping positions, can also uniform stressed, firm clamping can be carried out on the one hand to conical core shaft, can not play in process, on the other hand, conical core shaft machines rear convenient taking-up, even if when having larger chucking power can not there is deformation in conical core shaft, thus effectively ensure the quality of product, and pass through the acting in conjunction of the first supporting component and the first early warning assembly and the first positioning component, effectively can prevent conical core shaft generation play.
In the present embodiment, described first positioning component comprises block 15 and the block mount pad 16 for fixedly mounting described block 15, described block 15 is cylindrical-shaped structure and the axis collinear of the piston rod 8 of the axis of block 15 and described first cylinder 7, by coordinating of said structure and the first early warning assembly, enough clamping pretightning forces can be provided for conical core shaft, prevent conical core shaft play, and be convenient to be arranged on positioning fixture of the present utility model accurately to conical core shaft, and well can ensure axiality, ensure final product quality, reduce defective products rate.
In the present embodiment, described first supporting component comprises at least two the first back-up blocks 13 and realizing middle limiting block 14, described first back-up block 13 and realizing middle limiting block 14 are provided with V-shaped groove 131, described realizing middle limiting block 14 and the first back-up block 13 along the transverse direction of base plate be juxtaposed on described base plate 1 and realizing middle limiting block 14 between the first back-up block 13 and the first positioning component, as described in Figure 1, contact with the rear side of the first back-up block 13 of tail end on front side of realizing middle limiting block 14, be convenient to spacing, when the first early warning assembly and the first positioning component acting in conjunction apply axial pre tightening force to conical core shaft, pass through said structure, can carry out good spacing to the middle part of conical core shaft, can effectively prevent conical core shaft in process from when radial force, play occurring, ensure carrying out smoothly of Product processing, described realizing middle limiting block and the first back-up block are provided with the V-shaped groove of upward opening, and the opening size of the V-shaped groove of realizing middle limiting block is less than the opening size of the V-shaped groove of back-up block, due to the cylindrical-shaped structure that conical core shaft is not rule, therefore, pass through said structure, the position that conical core shaft exists shoulder again can be carried out pretension and is located, thus realize the location of multiple location, thus strengthen the effect of conical core shaft play in anti-process, and the V-shaped groove of realizing middle limiting block and the first back-up block can carry out good radial location to conical core shaft, prevent conical core shaft generation play.
In the present embodiment, described positioning fixture also comprises the second positioner, and described second positioner and the first positioner are juxtaposed on described base plate 1;
Described second positioner comprises and applies the second pretension assembly of axial pre tightening force and the second support member for supporting conical core shaft for the one end to conical core shaft;
Described second early warning assembly comprises the second cylinder 6, the clutch end of the piston rod 5 of described second cylinder 6 is provided with the second apical axis 4, the two ends of described second apical axis 4 coaxially connect respectively at the piston rod 5 of the second cylinder 6 and conical core shaft 17, by this structure, two conical core shaft can be realized process simultaneously, effectively improve working (machining) efficiency.
In the present embodiment, described second support member comprises the second back-up block 3 that at least two transverse directions along base plate 1 are set up in parallel, described second back-up block 3 is provided with the support slot 31 of the v-shaped structure of upward opening, the second back-up block 3 being wherein positioned at base plate 1 tail end is fixedly installed baffle plate 2 and described baffle plate 2 is positioned at the tail side of this back-up block, described second back-up block 3 is identical with the structure of the first back-up block 12, in actual use, when the two ends of conical core shaft are not of uniform size, first positioner can by conical core shaft towards the first cylinder, larger one end processes towards the first positioning component, and by the second positioner, one end less for mandrel is fixed on baffle plate towards the second cylinder by one end larger for conical core shaft simultaneously, thus realize the processing of different azimuth, improve working (machining) efficiency, transverse direction in above-mentioned be A in Fig. 1 to, tail side refer to from A first see to looking for front side, opposite side is just tail side.
In the present embodiment, described first positioner and the second positioner are installed on described base plate 1 by an installing plate 10, described installing plate 10 is fixedly connected with base plate 1 in the mode of plate face perpendicular to the plate face of base plate 1, described installing plate 10 is provided with piston rod via hole 9, by this structure, be beneficial to and the first cylinder and the second cylinder are installed, and compact conformation, good stability, wherein the first cylinder and the second cylinder are prior art, and have piston rod and piston (attached not shown).
In the present embodiment, one end end face of described first apical axis 12 sinks to forming the locating hole 11 be connected with the piston rod 8 of the first cylinder 7, the other end is pyramidal structure, by this structure, be beneficial to and conical core shaft is positioned, can ensure the axiality of conical core shaft in position fixing process and stressed uniformity, and stability in whole process is high.
In the present embodiment, the two ends end face of described second apical axis 4 sinks to forming connecting hole 41, described second apical axis 41 is coaxially connected with conical core shaft 17 by the piston rod 5 of connecting hole 41 respectively at the second cylinder 6, by this structure, when conical core shaft less towards the second cylinder time, be beneficial to one end less to conical core shaft to position, and easy for installation, and stability is high.
What finally illustrate is, above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.
Claims (8)
1. process a positioning fixture for conical core shaft, it is characterized in that: comprise base plate and be fixedly installed on the first positioner of described base plate;
Described first positioner comprises the first pretension assembly for applying from axial pre tightening force to one end of conical core shaft, for the first positioning component of positioning the conical core shaft other end and the first supporting component for supporting conical core shaft, described supporting component is arranged between the first pretension assembly and the first positioning component;
Described first pretension assembly comprises and is fixedly installed on base plate and one end to conical core shaft applies the first cylinder of pretightning force, the clutch end of the piston rod of described first cylinder is coaxially arranged with the first apical axis of cylindrical-shaped structure, and the two ends of described first apical axis are coaxially connected removably with the piston rod of conical core shaft and the first cylinder respectively.
2. process the positioning fixture of conical core shaft according to claim 1, it is characterized in that: described first positioning component comprises block and the block mount pad for fixedly mounting described block, described block is cylindrical-shaped structure and the axis collinear of the piston rod of the axis of block and described first cylinder.
3. process the positioning fixture of conical core shaft according to claim 2, it is characterized in that: described first supporting component comprises at least two the first back-up blocks and realizing middle limiting block, described first back-up block and realizing middle limiting block are provided with V-shaped groove, described realizing middle limiting block and the first back-up block along the transverse direction of base plate be juxtaposed on described base plate and realizing middle limiting block between the first back-up block and the first positioning component, described realizing middle limiting block and the first back-up block are provided with the V-shaped groove of upward opening, and the opening size of the V-shaped groove of realizing middle limiting block is less than the opening size of the V-shaped groove of back-up block.
4. according to the arbitrary claim of claim 1-3, process the positioning fixture of conical core shaft, it is characterized in that: described positioning fixture also comprises the second positioner, described second positioner and the first positioner are juxtaposed on described base plate;
Described second positioner comprises and applies the second pretension assembly of axial pre tightening force and the second support member for supporting conical core shaft for the one end to conical core shaft;
Described second early warning assembly comprises the second cylinder, and the clutch end of the piston rod of described second cylinder is provided with the second apical axis, and the two ends of described second apical axis coaxially connect respectively at the piston rod of the second cylinder and conical core shaft.
5. process the positioning fixture of conical core shaft according to claim 4, it is characterized in that: described second support member comprises the second back-up block that at least two transverse directions along base plate are set up in parallel, described second back-up block is provided with the support slot of the v-shaped structure of upward opening, and the second back-up block being wherein positioned at base plate tail end is fixedly installed baffle plate and described baffle plate is positioned at the tail side of this back-up block.
6. process the positioning fixture of conical core shaft according to claim 5, it is characterized in that: described first positioner and the second positioner are installed on described base plate by an installing plate, described installing plate is fixedly connected with base plate in the mode of plate face perpendicular to the plate face of base plate, and described installing plate is provided with piston rod via hole.
7. process the positioning fixture of conical core shaft according to claim 6, it is characterized in that: one end end face of described first apical axis sinks to forming the locating hole be connected with the piston rod of the first cylinder, and the other end is pyramidal structure.
8. process the positioning fixture of conical core shaft according to claim 7, it is characterized in that: the two ends end face of described second apical axis sinks to forming connecting hole, and described second apical axis is coaxially connected with conical core shaft by the piston rod of connecting hole respectively at the second cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420625426.1U CN204183405U (en) | 2014-10-27 | 2014-10-27 | The positioning fixture of processing conical core shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420625426.1U CN204183405U (en) | 2014-10-27 | 2014-10-27 | The positioning fixture of processing conical core shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204183405U true CN204183405U (en) | 2015-03-04 |
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ID=52615436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420625426.1U Expired - Fee Related CN204183405U (en) | 2014-10-27 | 2014-10-27 | The positioning fixture of processing conical core shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204183405U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106112805A (en) * | 2016-08-23 | 2016-11-16 | 吉林大学 | A kind of on abrasive belt grinding machine, add section chief's thin pieces stretching clamp |
-
2014
- 2014-10-27 CN CN201420625426.1U patent/CN204183405U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106112805A (en) * | 2016-08-23 | 2016-11-16 | 吉林大学 | A kind of on abrasive belt grinding machine, add section chief's thin pieces stretching clamp |
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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: 20150304 Termination date: 20191027 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |