CN204019219U - The fixture that five kinds of splined shafts share - Google Patents
The fixture that five kinds of splined shafts share Download PDFInfo
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- CN204019219U CN204019219U CN201420397416.7U CN201420397416U CN204019219U CN 204019219 U CN204019219 U CN 204019219U CN 201420397416 U CN201420397416 U CN 201420397416U CN 204019219 U CN204019219 U CN 204019219U
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Abstract
The utility model provides the fixture that a kind of five kinds of splined shafts share, and comprises large base plate, multiple V-type positioning compression device and auxiliary clamping device, and each V-type positioning compression device is by V-type pressing plate, and hydraulic cylinder, Anti-rotary block and V-type cushion block form; Large base plate is also provided with part gripper shoe and square gripper shoe, part gripper shoe is provided with five part positions, and part position has the cylinder that can withstand part and move down; Square gripper shoe is provided with five supporting auxiliary clamping devices.V-type positioning compression device of the present utility model, adopts hydraulic means, automatic impaction, ensure that the reliability of location, five splined shafts of the same race can be processed simultaneously, avoid the secondary clamping adding man-hour, ensure that the quality requirement of part, lathe resource obtains abundant must utilization, improves operating efficiency; V-type positioning compression device coordinates the movement that perfectly can limit workpiece six direction with auxiliary clamping device, ensure that position and the precision thereof of workpiece.
Description
Technical field
The utility model relates to a kind of fixture, particularly relates to the fixture that a kind of five kinds of splined shafts share.
Background technology
The fixture that spline machining of the prior art adopts, general employing manually compresses, single-piece work on special plane, and process the replacing that different splined shaft needs frequently to change, bother and inefficiency, and the poor stability of pressing plate, easy rotation, after repeatedly processing, can be loosening to some extent, the jumping degree that workpiece is worked it out is also unstable, the scrappage of workpiece is also very high, finally cannot limit the movement of workpiece to six direction, position and the precision of workpiece cannot be ensured, cause the precision of work pieces process not high.
Therefore, need to provide a kind of novel fixture, solving the above problems.
Utility model content
The purpose of this utility model is the fixture providing a kind of five kinds of splined shafts to share, to overcome the deficiencies in the prior art.
To achieve these goals, the utility model adopts following technical scheme:
The fixture that a kind of five kinds of splined shafts share, comprise the large base plate be located on platen, multiple V-type positioning compression device and multiple auxiliary clamping device, described large base plate is provided with five fixture working positions side by side, each fixture working position place is provided with a V-type positioning compression device, each V-type positioning compression device is by V-type pressing plate, hydraulic cylinder, Anti-rotary block and V-type cushion block form, described Anti-rotary block is located at the rear side of hydraulic cylinder, described V-type cushion block is located at the front side of hydraulic cylinder, and the upper end of hydraulic cylinder is located at by described V-type pressing plate; Described large base plate is also provided with part gripper shoe, described part gripper shoe is positioned at the front side of five fixture working positions side by side, described part gripper shoe is provided with the part position of five storing splined shafts, is also provided with the cylinder that can withstand part and move down under the part position of each splined shaft; Described large base plate is also provided with square gripper shoe, and described square gripper shoe is provided with the auxiliary clamping device described in five supporting respectively with five V-type positioning compression devices, and each auxiliary clamping device is positioned at the front side at corresponding part position.
Preferably, described V-type pressing plate connects with hydraulic cylinder is detachable.
Preferably, copper billet is also equipped with respectively in the bottom at the V-type place of described V-type pressing plate.It is surface in order to protect workpiece that copper billet is loaded onto in the bottom at the V-type place of V-type pressing plate, because the hardness of copper billet is less, when its pressure comes, can't injure the surface of workpiece.
Preferably, described V-type cushion block and Anti-rotary block are all located on large base plate and are also all connected with large base plate is detachable.
Preferably, described part gripper shoe and large base plate adopt that screw is detachable to be connected.
Preferably, the cylinder that described auxiliary clamping device also moves with control auxiliary clamping device is connected.
Preferably, not only the oilhole of described hydraulic cylinder is arranged on the two ends of base plate, increases the service limits of base plate, saves the space of a whole set of fixture, brief but also practical.
Preferably, removable cushion block is also provided with between described part gripper shoe and large base plate.When changing the splined shaft product of different figure number, high different according to the center of product, adopt increase cushion block to adjust splined shaft center high, the cushion block mode that adopt screw connect same with large base plate, this mode avoids the frequent trouble changing fixture, improves operating efficiency.
V-type positioning compression device: originally adopt in prior art and manually compress, single-piece work on special plane; Adopt hydraulic means after improvement, automatic impaction, ensure that the reliability of location, utilize machining center, 5 splined shafts are processed simultaneously, avoid the secondary clamping adding man-hour, ensure that the quality requirement of part, improve operating efficiency.V-type pressing plate and hydraulic cylinder adopt detachable connection, because V-type pressing plate is just for compressing, do not play the effect of location, so we are fixed on V-type pressing plate on hydraulic cylinder with a screw, on rear side of the V-type pressing plate of V-type positioning compression device, adopt Anti-rotary block to limit the rotation of V-type pressing plate, allow it can only follow the action of hydraulic cylinder and action.
V-type cushion block is located: V-type cushion block is used for the location of splined shaft, and it is same with large base plate adopts detachable connection, and fix its position with three large alignment pins, the connection of three long spiro nails employing screws makes it fix; Three straight pins are designed to T, and the benefit reason of design is like this; Auxiliary clamping device clamps part outer, downward compression, if be not designed to T-shaped, may after repeatedly processing, due to auxiliary clamping device, cylindrical positioning pins can be loosening to some extent, and the stability of fixture can not be guaranteed, the jumping degree that workpiece is worked it out is also unstable, and the scrappage of workpiece also can increase; Adopt V-type cushion block can solve in these problems.
Anti-rotary block: the rotation of restriction hold down gag, Anti-rotary block adopts detachability to be connected with large base plate equally, because it is used to the rotation limiting V-type pressing plate, does not play the effect of location, so only fix with four long spiro nails.The machining accuracy of part and the stability of processing can be ensured by the V-type pressing plate that Anti-rotary block limits.
Auxiliary clamping device; It is a kind of device of pneumatic pinch; V-type pressing plate, is moved downward from the top of splined shaft along with hydraulic cylinder by programmed instruction, clamps part outer and compresses splined shaft downwards, and meanwhile, auxiliary clamping device moves to splined shaft from front to back, auxiliary clamp part; The cylinder of part lower end moves upward simultaneously from bottom to top, and withstand part, well can limit the movement of workpiece six direction like this, and well prevent part from offseting, work pieces process also can be relatively more stable; Auxiliary clamping device adopts screw to be fastened in a square gripper shoe, and this gripper shoe is located on large base plate, and is positioned at the front side of part gripper shoe.
The fixture that five kinds of splined shafts of the present utility model share can process the splined shaft of five kinds of different figure numbers, and when changing different splined shafts, part gripper shoe adopts detachable connection with large base plate; The work top that the fixture that five kinds of splined shafts share makes full use of machining center can process five splined shafts of the same race simultaneously, and lathe resource obtains abundant must utilization; Also improve operating efficiency simultaneously.
Compared with prior art, the fixture that five kinds of splined shafts of the present utility model share has the following advantages:
1, a sub-folder tool of the present utility model can process five parts simultaneously, improves operating efficiency.
2, V-type positioning compression device of the present utility model, change originally to adopt and manually compress, the situation of single-piece work on special plane, adopts hydraulic means, automatic impaction, ensure that the reliability of location, utilize abundant machining center, five splined shafts of the same race can be processed, avoid the secondary clamping adding man-hour, ensure that the quality requirement of part, lathe resource obtains abundant must utilization, improves operating efficiency.
3, auxiliary clamping device; By programmed instruction, V-type pressing plate moves downward, and clamps part outer, compresses downwards; The cylinder of part bottom upwards moves simultaneously thereupon, withstands part, prevents part from offseting.
4, the coordinating of V-type positioning compression device and auxiliary clamping device, perfectly can limit the movement of workpiece six direction, ensure that position and the precision thereof of workpiece.
Accompanying drawing explanation
Fig. 1 is the large base plate schematic diagram on workbench of the present utility model.
Fig. 2 is the structural representation of the fixture that five kinds of splined shafts of the present utility model share.
Fig. 3 is the left view of the fixture that five kinds of splined shafts of the present utility model share.
Detailed description of the invention
By particular specific embodiment, embodiment of the present utility model is described below, person skilled in the art scholar the content disclosed by this description can understand other advantages of the present utility model and effect easily.
As shown in Figure 1-Figure 3, the fixture that five kinds of splined shafts of the present utility model share, comprise the large base plate 1 (as shown in Figure 1) be located on platen 16, multiple V-type positioning compression device 4 and multiple auxiliary clamping device 5, described large base plate 1 is provided with five fixture working positions 2 side by side, each fixture working position 2 place is provided with a V-type positioning compression device 4, each V-type positioning compression device 4 is by V-type pressing plate 6, hydraulic cylinder 7, Anti-rotary block 8 and V-type cushion block 9 form, described Anti-rotary block 8 is located at the rear side of hydraulic cylinder 7, described V-type cushion block 9 is located at the front side of hydraulic cylinder 7, the upper end of hydraulic cylinder 7 is located at by described V-type pressing plate 6, described large base plate 1 is also provided with part gripper shoe 10, described part gripper shoe 10 is positioned at the front side of five fixture working positions 2 side by side, described part gripper shoe 10 is provided with the part position 11 of five storing splined shafts 15, and the part position of each splined shaft is also provided with the cylinder 12 that can withstand part and move down for 11 times, described large base plate 1 is also provided with square gripper shoe 13, and described square gripper shoe 13 is provided with the auxiliary clamping device 5 described in five supporting respectively with five V-type positioning compression devices 4, and each auxiliary clamping device 5 is positioned at the front side at corresponding part position 11.
Preferably, described V-type pressing plate 6 connects with hydraulic cylinder 7 is detachable.
Preferably, copper billet is also equipped with respectively in the bottom at the V-type place of described V-type pressing plate 6.It is surface in order to protect workpiece that copper billet is loaded onto in the bottom at the V-type place of V-type pressing plate, because the hardness of copper billet is less, when its pressure comes, can't injure the surface of workpiece.
Preferably, described V-type cushion block 6 and Anti-rotary block 8 are all located on large base plate and are also all connected with large base plate 1 is detachable.
Preferably, described part gripper shoe 10 and large base plate 1 adopt that screw is detachable to be connected.
Preferably, the cylinder 14 that described auxiliary clamping device 5 also moves with control auxiliary clamping device is connected.
Preferably, not only the oilhole 3 of described hydraulic cylinder is arranged on the two ends of base plate, increases the service limits of base plate, saves the space of a whole set of fixture, brief but also practical.
Preferably, removable cushion block (not shown) is also provided with between described part gripper shoe 10 and large base plate 1.When changing the splined shaft product of different figure number, high different according to the center of product, adopt increase cushion block to adjust splined shaft center high, the cushion block mode that adopt screw connect same with large base plate, this mode avoids the frequent trouble changing fixture, improves operating efficiency.
V-type positioning compression device: originally adopt in prior art and manually compress, single-piece work on special plane; Adopt hydraulic means after improvement, automatic impaction, ensure that the reliability of location, utilize machining center, 5 splined shafts are processed simultaneously, avoid the secondary clamping adding man-hour, ensure that the quality requirement of part, improve operating efficiency.V-type pressing plate and hydraulic cylinder adopt detachable connection, because V-type pressing plate is just for compressing, do not play the effect of location, so we are fixed on V-type pressing plate on hydraulic cylinder with a screw, on rear side of the V-type pressing plate of V-type positioning compression device, adopt Anti-rotary block to limit the rotation of V-type pressing plate, allow it can only follow the action of hydraulic cylinder and action.
V-type cushion block is located: V-type cushion block is used for the location of splined shaft, and it is same with large base plate adopts detachable connection, and fix its position with three large alignment pins, the connection of three long spiro nails employing screws makes it fix; Three straight pins are designed to T, and the benefit reason of design is like this; Auxiliary clamping device clamps part outer, downward compression, if be not designed to T-shaped, may after repeatedly processing, due to auxiliary clamping device, cylindrical positioning pins can be loosening to some extent, and the stability of fixture can not be guaranteed, the jumping degree that workpiece is worked it out is also unstable, and the scrappage of workpiece also can increase; Adopt V-type cushion block can solve in these problems.
Anti-rotary block: the rotation of restriction hold down gag, Anti-rotary block adopts detachability to be connected with large base plate equally, because it is used to the rotation limiting V-type pressing plate, does not play the effect of location, so only fix with four long spiro nails.The machining accuracy of part and the stability of processing can be ensured by the V-type pressing plate that Anti-rotary block limits.
Auxiliary clamping device; It is a kind of device of pneumatic pinch; V-type pressing plate, is moved downward from the top of splined shaft along with hydraulic cylinder by programmed instruction, clamps part outer and compresses splined shaft downwards, and meanwhile, auxiliary clamping device moves to splined shaft from front to back, auxiliary clamp part; The cylinder of part lower end moves upward simultaneously from bottom to top, and withstand part, well can limit the movement of workpiece six direction like this, and well prevent part from offseting, work pieces process also can be relatively more stable; Auxiliary clamping device adopts screw to be fastened in a square gripper shoe, and this gripper shoe is located on large base plate, and is positioned at the front side of part gripper shoe.
The fixture that five kinds of splined shafts of the present utility model share can process the splined shaft of five kinds of different figure numbers, and when changing different splined shafts, part gripper shoe adopts detachable connection with large base plate; The work top that the fixture that five kinds of splined shafts share makes full use of machining center can process five splined shafts of the same race simultaneously, and lathe resource obtains abundant must utilization; Also improve operating efficiency simultaneously.
The fixture that five kinds of splined shafts of the present utility model share has the following advantages:
1, a sub-folder tool of the present utility model can process five parts simultaneously, improves operating efficiency.
2, V-type positioning compression device of the present utility model, change originally to adopt and manually compress, the situation of single-piece work on special plane, adopts hydraulic means, automatic impaction, ensure that the reliability of location, utilize abundant machining center, five splined shafts of the same race can be processed, avoid the secondary clamping adding man-hour, ensure that the quality requirement of part, lathe resource obtains abundant must utilization, improves operating efficiency.
3, auxiliary clamping device; By programmed instruction, V-type pressing plate moves downward, and clamps part outer, compresses downwards; The cylinder of part bottom upwards moves simultaneously thereupon, withstands part, prevents part from offseting.
4, the coordinating of V-type positioning compression device and auxiliary clamping device, perfectly can limit the movement of workpiece six direction, ensure that position and the precision thereof of workpiece.
Above-described embodiment is illustrative principle of the present utility model and effect thereof only, but not for limiting the utility model.Any person skilled in the art scholar all without prejudice under spirit of the present utility model and category, can modify above-described embodiment or changes.Therefore, such as have in art and usually know that the knowledgeable modifies or changes not departing from all equivalences completed under the spirit and technological thought that the utility model discloses, must be contained by claim of the present utility model.
Claims (8)
1. the fixture that five kinds of splined shafts are shared, comprise the large base plate be located on platen, it is characterized in that, also comprise multiple V-type positioning compression device and multiple auxiliary clamping device, described large base plate is provided with five fixture working positions side by side, each fixture working position place is provided with a V-type positioning compression device, each V-type positioning compression device is made up of V-type pressing plate, hydraulic cylinder, Anti-rotary block and V-type cushion block, described Anti-rotary block is located at the rear side of hydraulic cylinder, described V-type cushion block is located at the front side of hydraulic cylinder, and the upper end of hydraulic cylinder is located at by described V-type pressing plate; Described large base plate is also provided with part gripper shoe, described part gripper shoe is positioned at the front side of five fixture working positions side by side, described part gripper shoe is provided with the part position of five storing splined shafts, is also provided with the cylinder that can withstand part and move down under the part position of each splined shaft; Described large base plate is also provided with square gripper shoe, and described square gripper shoe is provided with the auxiliary clamping device described in five supporting respectively with five V-type positioning compression devices, and each auxiliary clamping device is positioned at the front side at corresponding part position.
2. the fixture that five kinds of splined shafts as claimed in claim 1 are shared, is characterized in that, described V-type pressing plate is connected for detachable with between hydraulic cylinder.
3. the fixture that five kinds of splined shafts as claimed in claim 1 are shared, it is characterized in that, copper billet is also equipped with respectively in the bottom at the V-type place of described V-type pressing plate.
4. the fixture that five kinds of splined shafts as claimed in claim 1 are shared, is characterized in that, described V-type cushion block and Anti-rotary block are all located on large base plate and are also all connected with large base plate is detachable.
5. the fixture that shares of five kinds of splined shafts as claimed in claim 1, it is characterized in that, described part gripper shoe and large base plate adopt that screw is detachable to be connected.
6. the fixture that five kinds of splined shafts as claimed in claim 1 are shared, is characterized in that, the cylinder that described auxiliary clamping device also moves with control auxiliary clamping device is connected.
7. the fixture that five kinds of splined shafts as claimed in claim 1 are shared, it is characterized in that, the oilhole of described hydraulic cylinder is arranged on the two ends of base plate.
8. the fixture that five kinds of splined shafts as claimed in claim 1 are shared, is characterized in that, is also provided with removable cushion block between described part gripper shoe and large base plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420397416.7U CN204019219U (en) | 2014-07-18 | 2014-07-18 | The fixture that five kinds of splined shafts share |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420397416.7U CN204019219U (en) | 2014-07-18 | 2014-07-18 | The fixture that five kinds of splined shafts share |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204019219U true CN204019219U (en) | 2014-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420397416.7U Expired - Fee Related CN204019219U (en) | 2014-07-18 | 2014-07-18 | The fixture that five kinds of splined shafts share |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204019219U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105215738A (en) * | 2015-10-20 | 2016-01-06 | 上海奥林汽车安全系统有限公司 | A kind of fixture for the boring of hinge shaped steel |
| CN111300099A (en) * | 2019-12-02 | 2020-06-19 | 重庆九源机械有限公司 | Joint fork shaft clamping tool and auxiliary clamping device thereof |
| CN111390602A (en) * | 2020-03-23 | 2020-07-10 | 齐齐哈尔华工机床股份有限公司 | Fixture shared by rectangular billet and circular billet for clean steel milling and grinding machine |
-
2014
- 2014-07-18 CN CN201420397416.7U patent/CN204019219U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105215738A (en) * | 2015-10-20 | 2016-01-06 | 上海奥林汽车安全系统有限公司 | A kind of fixture for the boring of hinge shaped steel |
| CN105215738B (en) * | 2015-10-20 | 2024-02-13 | 上海奥林汽车安全系统有限公司 | Clamp for hinge section steel drilling |
| CN111300099A (en) * | 2019-12-02 | 2020-06-19 | 重庆九源机械有限公司 | Joint fork shaft clamping tool and auxiliary clamping device thereof |
| CN111390602A (en) * | 2020-03-23 | 2020-07-10 | 齐齐哈尔华工机床股份有限公司 | Fixture shared by rectangular billet and circular billet for clean steel milling and grinding machine |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141217 |