CN205465365U - A but, quick positioning and clamping device of adjustable transposition for processing housing part for aviation - Google Patents
A but, quick positioning and clamping device of adjustable transposition for processing housing part for aviation Download PDFInfo
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- CN205465365U CN205465365U CN201620257707.5U CN201620257707U CN205465365U CN 205465365 U CN205465365 U CN 205465365U CN 201620257707 U CN201620257707 U CN 201620257707U CN 205465365 U CN205465365 U CN 205465365U
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- screw
- bidirectional
- gripper shoe
- mounting disc
- grip block
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Abstract
A but, quick positioning and clamping device of adjustable transposition for processing housing part for aviation including bottom plate, backup pad, pivot, mounting disc, fastening nut, locating pin, guide rail, two -way lead screw, left sleeve, right sleeve, left slider, right slider, left grip block and right grip block, is equipped with the reference column that is located two -way lead screw front side and rear side on the guide rail. Housing part passes through between fixed left grip block of reference column and the right grip block, steps up through driving the completion of two -way lead screw, through the rotatory processing that drives the anchor clamps body and housing part degree of giving a quarter turn realization another side of pivot, accomplishes the processing of a thirds face upset 180 degrees simultaneously. The utility model discloses can accomplish the three face of clamping and go up the processing in hole, improve hole mutual position relation and machining precision on the casing to can realize quick the clamp tightly, very big improvement production efficiency, especially economic benefits is good on batch production.
Description
Technical field
This utility model belongs to machine-building processing technique field, is specifically related to a kind of adjustable indexable fast positioning clamping device for processing aviation housing part.
Background technology
Development along with Numeric Control Technology, the shape of aviation shell part presents the feature that multiformity, complexity are increasing, and positional precision and dimension precision requirement more and more higher, but the location of shell part is stepped up problem and is become restriction part acquisition high accuracy and high efficiency bottleneck problem, the contour structures of general shell part particularly aviation shell part is more special, clamping difficulty, if using the conventional fixture such as clamping such as scroll chuck, chuck, cannot complete, and centering needs to take considerable time, economic benefit is the best.Fast positioning clamping device is devised for this, three faces of clamped one time and the processing in upper hole thereof can be realized, with traditional with compared with three, chuck or the clamping of special two-jaw(ed)chuck centering, the time of line can be saved and by the work step of line centering, shorten operation, improve machining accuracy, for producing the time that saves significantly in enormous quantities, reduce production cost.
Utility model content
This utility model is in order to solve weak point of the prior art, it is provided that a kind of simple in construction, easy to operate, the adjustable indexable fast positioning clamping device and method for processing aviation housing part of working (machining) efficiency and machining accuracy can be improved.
For solving above-mentioned technical problem, this utility model adopts the following technical scheme that the adjustable indexable fast positioning clamping device for processing aviation housing part, including horizontally disposed base plate, gripper shoe vertically it is provided with by fastening bolt on the right side of base plate, in gripper shoe, level is provided with rotating shaft, rotating shaft left end is fixedly connected with mounting disc, mounting disc is positioned on the left of gripper shoe and parallel with gripper shoe, rotating shaft right-hand member is threaded clamp nut, and clamp nut is by the packing ring being enclosed within rotating shaft and the top press-fit of gripper shoe right flank；
Gripper shoe be provided with lay respectively at above rotating shaft, lower section, the screwed hole of front and back, the centrage of four screwed holes is all parallel with shaft centerline, the centrage of four screwed holes is all equal with the distance of shaft centerline, and the adjoining distance between two screwed hole centrages is equal；Mounting disc right flank is provided with the taper locating slot being correspondingly arranged respectively with four screwed holes, and the most threaded in each screwed hole have an alignment pin, and the left end of alignment pin stretches into top and is pressed onto in taper locating slot；
Mounting disc is provided with left side and is provided with all parallel with base plate Bidirectional-screw and cross section is the guide rail of dove-tail form, Bidirectional-screw right-hand member is rotatably connected in mounting disc, guide rail is positioned at above Bidirectional-screw, Bidirectional-screw is followed successively by polished rod part by the right side a to left side, right side spiral part and left side spiral part, left side spiral part and right side spiral part oppositely oriented, the left side spiral part of Bidirectional-screw is threaded left sleeve, the right side spiral part of Bidirectional-screw is threaded right sleeve, slide on rails connects left slider and right slide block, left slider lower end is fixing with left sleeve top to be connected, right slide block lower end is fixing with right sleeve top to be connected；It is removably connected with by interior six square bolts respectively on the right side of left slider and on the left of right slide block and on left grip block and right grip block, left grip block and right grip block, is respectively equipped with the arc clamp port being oppositely arranged；Guide rail is provided with and is positioned on front side of Bidirectional-screw and the locating dowel of rear side.
The polished rod part of Bidirectional-screw is arranged with limited block, and limited block is connected by screw and guide rail left end are fixing.
The right annular groove of centrage same with rotating shaft it is provided with on the left of gripper shoe, left annular groove that is relative with right annular groove and that connect it is provided with on the right side of mounting disc, be provided with compression spring in left annular groove and right annular groove, compression spring two ends respectively with gripper shoe and the press-fit of mounting disc top.
Alignment pin is made up of the rigidity positioning head of coaxial integrative-structure, elastic cylinder and the rigidity body of bolt successively left-to-right, rigidity positioning head left end is provided with the conical head coordinated with taper locating slot, the external diameter of elastic cylinder is less than the external diameter of the rigidity body of bolt, and rigidity body of bolt cylindrical is connected with screwed hole inner thread.
Using technique scheme, the contact plane between base plate and gripper shoe in this utility model is all through Quenching Treatment, and flatness reaches 0.01.Bidirectional-screw is welded together by homoaxial two threaded rods, (i.e. one left-handed for screw thread on two threaded rods oppositely oriented, one dextrorotation), after the workpiece processed is navigated between left grip block and right grip block, slowly rotate Bidirectional-screw left end, make workpiece fix correct position tightly.If the profile of workpiece is not suitable for clamps, such as regular hexagon, circular etc., then can be fixed by changing different grip blocks.
Work use principle of the present utility model is as follows: before processing aviation housing, first base plate is contained on the scroll chuck of numerically controlled lathe centering and firmly, then housing is put gently on the guide rail of swallow-tail form, hole, on its housing six location correspondence is made to coordinate centering simultaneously with six locating dowels on guide rail, it is adjacent to grip block side by housing side simultaneously, ensure housing accurate positioning and fastening, the axis of base plate and lathe dead in line.Then will screw Bidirectional-screw, left slider and right slide block gently to move towards housing clamping, then tightening screw, add the content of cost work step.After this work step completes, all parts is kept to include workpiece to be machined invariant position；Simultaneously, clamp nut in gripper shoe is slowly unscrewed, when being totally released, elastic force effect due to compression spring, suffered by rotating shaft, clamping force is released, alignment pin left end departs from taper locating slot, now carries out along (inverse) hour hands 90-degree rotation by the direction required for working position and by the cooperation between the taper locating slot on alignment pin and mounting disc.When plate to be supported and mounting disc are adjacent to completely, screwing clamp nut, and be allowed to fully position by central compression spring, the most firmly this position, then processes this work step content.After this work step completes, all parts is kept to include workpiece to be machined still invariant position；Simultaneously, clamp nut in gripper shoe is slowly unscrewed, when being totally released, due to the elastic force effect of compression spring, rotating shaft can stress discharge, and mounting disc is revolved turnback and to the 3rd machined surface of processing workpiece and fastens (principle is such as previous step) and carry out this work step processing.
This utility model has the advantages that
The guide rail structure dovetail-shape owing to have employed cross section, and use the corresponding threaded engagement with left sleeve and right sleeve of Bidirectional-screw to adjust left slider and right slide block, location so can be made to add clamping of workpieces convenient.
Owing to being disposed with locating dowel on guide rail, workpiece can position rapidly during installation is held, eliminates loaded down with trivial details centering process.
Owing to gripper shoe have employed equally spaced alignment pin, the accuracy of the work piece anglec of rotation can be adjusted rapidly, and the elastic cylinder of employing is made up of silica gel material in the middle part of alignment pin, play good cushioning effect, so can make the balance positioning action that the rigidity positioning head of four alignment pin left ends is good with the holding of taper locating slot.
Owing to have employed compression spring between gripper shoe and mounting disc, it is simple to the taking-up of mounting disc and rotation, and reduce the abrasion between rotating shaft and hole.
The effect of limited block is the shift position limiting left slider.
In sum, this utility model can complete three faces of clamped one time and the processing in upper hole thereof of housing, improve mutual alignment, hole relation and machining accuracy on housing, and Quick-clamped can be realized, solve and location difficulty loaded down with trivial details with centerings such as chuck, scroll chuck and special two-jaw(ed)chucks when processing aviation housing part, improve production efficiency greatly, especially in batch production, there is good economic benefit.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the top view in Fig. 1；
Fig. 3 is the enlarged drawing in Fig. 1 at A；
Fig. 4 is left grip block and the structural representation of right grip block embodiment one；
Fig. 5 is left grip block and the structural representation of right grip block embodiment two.
Detailed description of the invention
Embodiment one: as shown in Figure 1, Figure 2, Figure 3 and Figure 4, adjustable indexable fast positioning clamping device for processing aviation housing part of the present utility model, including horizontally disposed base plate 1, gripper shoe 3 vertically it is provided with by fastening bolt 2 on the right side of base plate 1, in gripper shoe 3, level is provided with rotating shaft 4, rotating shaft 4 left end is fixedly connected with mounting disc 5, mounting disc 5 is positioned on the left of gripper shoe 3 and parallel with gripper shoe 3, rotating shaft 4 right-hand member is threaded clamp nut 6, and clamp nut 6 is by the packing ring 7 being enclosed within rotating shaft 4 and the top press-fit of gripper shoe 3 right flank；
Gripper shoe 3 be provided with lay respectively at above rotating shaft 4, lower section, the screwed hole 8 of front and back, the centrage of four screwed holes 8 all with rotating shaft 4 centerline parallel, the centrage of four screwed holes 8 is all equal with the distance of rotating shaft 4 centrage, and the adjoining distance between two screwed hole 8 centrages is equal；Mounting disc 5 right flank is provided with the taper locating slot being correspondingly arranged respectively with four screwed holes 8, and the most threaded in each screwed hole 8 have an alignment pin 9, and the left end of alignment pin 9 stretches into top and is pressed onto in taper locating slot；
Mounting disc 5 is provided with left side and is provided with all parallel with base plate 1 Bidirectional-screw 10 and cross section is the guide rail 11 of dove-tail form, Bidirectional-screw 10 right-hand member is rotatably connected in mounting disc 5, guide rail 11 is positioned at above Bidirectional-screw 10, Bidirectional-screw 10 is followed successively by polished rod part by the right side a to left side, right side spiral part and left side spiral part, left side spiral part and right side spiral part oppositely oriented, the left side spiral part of Bidirectional-screw 10 is threaded left sleeve 12, the right side spiral part of Bidirectional-screw 10 is threaded right sleeve 13, left slider 14 and right slide block 15 is slidably connected on guide rail 11, left slider 14 lower end is fixing with left sleeve 12 top to be connected, right slide block 15 lower end is fixing with right sleeve 13 top to be connected；It is removably connected with left grip block 17 and right grip block 18 by interior six square bolts 16 respectively on the right side of left slider 14 and on the left of right slide block 15, being respectively equipped with the arc clamp port being oppositely arranged on left grip block 17 and right grip block 18, the radius size of arc clamp port can be replaced or adjust；Guide rail 11 is provided with and is positioned on front side of Bidirectional-screw 10 and the locating dowel 19 of rear side.
The polished rod part of Bidirectional-screw 10 is arranged with limited block 20, and limited block 20 is connected by screw 21 and guide rail 11 left end are fixing.
The right annular groove of centrage same with rotating shaft 4 it is provided with on the left of gripper shoe 3, left annular groove that is relative with right annular groove and that connect it is provided with on the right side of mounting disc 5, being provided with compression spring 22 in left annular groove and right annular groove, press-fit is pushed up with gripper shoe 3 and mounting disc 5 respectively in compression spring 22 two ends.
Alignment pin 9 is made up of the rigidity positioning head 23 of coaxial integrative-structure, elastic cylinder 24 and the rigidity body of bolt 25 successively left-to-right, rigidity positioning head 23 left end is provided with the conical head coordinated with taper locating slot, the external diameter of elastic cylinder 24 is less than the external diameter of the rigidity body of bolt 25, and the rigidity body of bolt 25 cylindrical is connected with screwed hole 8 inner thread.
Work use principle of the present utility model is as follows: before processing aviation housing, first base plate 1 is contained on the scroll chuck of numerically controlled lathe centering and firmly, then housing is put gently on the guide rail 11 of swallow-tail form, hole, on its housing six location correspondence is made to coordinate centering simultaneously with six locating dowels 19 on guide rail 11, it is adjacent to grip block side by housing side simultaneously, ensure housing accurate positioning and fastening, the axis of base plate 1 and lathe dead in line.Then will screw Bidirectional-screw, left slider 14 and right slide block 15 gently to move towards housing clamping, then tightening screw 21, add the content of cost work step.After this work step completes, all parts is kept to include workpiece to be machined invariant position；Simultaneously, clamp nut 6 in gripper shoe 3 is slowly unscrewed, when being totally released, elastic force effect due to compression spring 22, clamping force suffered by rotating shaft 4 is released, alignment pin 9 left end departs from taper locating slot, now carries out along (inverse) hour hands 90-degree rotation by the direction required for working position and by the cooperation between the taper locating slot on alignment pin 9 and mounting disc 5.When plate 3 to be supported and mounting disc 5 are adjacent to completely, screwing clamp nut 6, and be allowed to fully position by central compression spring 22, the most firmly this position, then processes this work step content.After this work step completes, all parts is kept to include workpiece to be machined still invariant position；Simultaneously, clamp nut 6 in gripper shoe 3 is slowly unscrewed, when being totally released, due to the elastic force effect of compression spring 22, rotating shaft 4 can stress discharge, and mounting disc 5 is revolved turnback and to the 3rd machined surface of processing workpiece and fastens (principle is such as previous step) and carry out this work step processing.
Embodiment two: as it is shown in figure 5, be that left grip block 17 and right grip block 18 all use steel plate bending to form with the difference of embodiment one.
Above example is only in order to illustrative not limiting the technical solution of the utility model, although this utility model being described in detail with reference to above-described embodiment, it will be understood by those within the art that: still this utility model can be modified or equivalent, without deviating from any modification or partial replacement of spirit and scope of the present utility model, it all should be contained in the middle of right of the present utility model.
Claims (4)
1. for processing the adjustable indexable fast positioning clamping device of aviation housing part, it is characterized in that: include horizontally disposed base plate, gripper shoe vertically it is provided with by fastening bolt on the right side of base plate, in gripper shoe, level is provided with rotating shaft, rotating shaft left end is fixedly connected with mounting disc, mounting disc is positioned on the left of gripper shoe and parallel with gripper shoe, and rotating shaft right-hand member is threaded clamp nut, and clamp nut is by the packing ring being enclosed within rotating shaft and the top press-fit of gripper shoe right flank；
Gripper shoe be provided with lay respectively at above rotating shaft, lower section, the screwed hole of front and back, the centrage of four screwed holes is all parallel with shaft centerline, the centrage of four screwed holes is all equal with the distance of shaft centerline, and the adjoining distance between two screwed hole centrages is equal；Mounting disc right flank is provided with the taper locating slot being correspondingly arranged respectively with four screwed holes, and the most threaded in each screwed hole have an alignment pin, and the left end of alignment pin stretches into top and is pressed onto in taper locating slot；
Mounting disc is provided with left side and is provided with all parallel with base plate Bidirectional-screw and cross section is the guide rail of dove-tail form, Bidirectional-screw right-hand member is rotatably connected in mounting disc, guide rail is positioned at above Bidirectional-screw, Bidirectional-screw is followed successively by polished rod part by the right side a to left side, right side spiral part and left side spiral part, left side spiral part and right side spiral part oppositely oriented, the left side spiral part of Bidirectional-screw is threaded left sleeve, the right side spiral part of Bidirectional-screw is threaded right sleeve, slide on rails connects left slider and right slide block, left slider lower end is fixing with left sleeve top to be connected, right slide block lower end is fixing with right sleeve top to be connected；It is removably connected with by interior six square bolts respectively on the right side of left slider and on the left of right slide block and on left grip block and right grip block, left grip block and right grip block, is respectively equipped with the arc clamp port being oppositely arranged；Guide rail is provided with and is positioned on front side of Bidirectional-screw and the locating dowel of rear side.
Adjustable indexable fast positioning clamping device for processing aviation housing part the most according to claim 1, it is characterised in that: the polished rod part of Bidirectional-screw is arranged with limited block, and limited block is connected by screw and guide rail left end are fixing.
Adjustable indexable fast positioning clamping device for processing aviation housing part the most according to claim 1, it is characterized in that: on the left of gripper shoe, be provided with the right annular groove of centrage same with rotating shaft, left annular groove that is relative with right annular groove and that connect it is provided with on the right side of mounting disc, be provided with compression spring in left annular groove and right annular groove, compression spring two ends respectively with gripper shoe and the press-fit of mounting disc top.
Adjustable indexable fast positioning clamping device for processing aviation housing part the most according to claim 1, it is characterized in that: alignment pin is made up of the rigidity positioning head of coaxial integrative-structure, elastic cylinder and the rigidity body of bolt successively left-to-right, rigidity positioning head left end is provided with the conical head coordinated with taper locating slot, the external diameter of elastic cylinder is less than the external diameter of the rigidity body of bolt, and rigidity body of bolt cylindrical is connected with screwed hole inner thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620257707.5U CN205465365U (en) | 2016-03-30 | 2016-03-30 | A but, quick positioning and clamping device of adjustable transposition for processing housing part for aviation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620257707.5U CN205465365U (en) | 2016-03-30 | 2016-03-30 | A but, quick positioning and clamping device of adjustable transposition for processing housing part for aviation |
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| Publication Number | Publication Date |
|---|---|
| CN205465365U true CN205465365U (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620257707.5U Expired - Fee Related CN205465365U (en) | 2016-03-30 | 2016-03-30 | A but, quick positioning and clamping device of adjustable transposition for processing housing part for aviation |
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| Country | Link |
|---|---|
| CN (1) | CN205465365U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105643326A (en) * | 2016-03-30 | 2016-06-08 | 河南理工大学 | Adjustable and indexable quick positioning and clamping device for machining aviation shell part |
| CN110640663A (en) * | 2019-10-16 | 2020-01-03 | 华南理工大学 | Indexable rapid clamping device |
| CN115069991A (en) * | 2022-06-28 | 2022-09-20 | 杭州富通电线电缆有限公司 | Graphite sleeve replacing device of crystallizer for preparing oxygen-free copper rod |
-
2016
- 2016-03-30 CN CN201620257707.5U patent/CN205465365U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105643326A (en) * | 2016-03-30 | 2016-06-08 | 河南理工大学 | Adjustable and indexable quick positioning and clamping device for machining aviation shell part |
| CN105643326B (en) * | 2016-03-30 | 2018-09-04 | 河南理工大学 | Adjustable indexable fast positioning clamping device for processing aviation housing part |
| CN110640663A (en) * | 2019-10-16 | 2020-01-03 | 华南理工大学 | Indexable rapid clamping device |
| CN115069991A (en) * | 2022-06-28 | 2022-09-20 | 杭州富通电线电缆有限公司 | Graphite sleeve replacing device of crystallizer for preparing oxygen-free copper rod |
| CN115069991B (en) * | 2022-06-28 | 2023-11-10 | 杭州富通电线电缆有限公司 | Graphite sleeve replacing device for preparing crystallizer for oxygen-free copper rod |
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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: 20160817 Termination date: 20180330 |
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| CF01 | Termination of patent right due to non-payment of annual fee |