CN203292903U - Tool fixture for machining thin aluminum valve plate in turning mode - Google Patents
Tool fixture for machining thin aluminum valve plate in turning mode Download PDFInfo
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- CN203292903U CN203292903U CN2013202616377U CN201320261637U CN203292903U CN 203292903 U CN203292903 U CN 203292903U CN 2013202616377 U CN2013202616377 U CN 2013202616377U CN 201320261637 U CN201320261637 U CN 201320261637U CN 203292903 U CN203292903 U CN 203292903U
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Abstract
A tool fixture for machining a thin aluminum valve plate in a turning mode comprises a flange chassis connected with a main shaft of a digital controlled lathe. An oblong valve plate locating main plate is fixedly connected on a locating spigot tire of the flange chassis. The valve plate locating main plate is arranged in a mode of deviating downward and rightward from the center of the flange chassis. A small chamfer is arranged at the lower left corner of the valve plate locating main plate. A large chamfer is arranged at the upper right corner of the valve plate locating main plate. A longitudinal fixed clamping plate is arranged along the edge of the upper right side on the outer side face of the valve plate locating main plate. A transverse fixed clamping plate is arranged along the edge of the lower side on the outer side face of the valve plate locating main plate. A longitudinal movable clamping plate is arranged on the end face of the left side of the valve plate locating main plate. A transverse movable clamping plate is arranged on the end face of the upper side of the valve plate locating main plate. The outer side face of the longitudinal fixed clamping plate and the outer side face of the transverse movable clamping plate are parallel and leveled with each other and are slightly lower than a to-be-machined plane of the thin aluminum valve plate. The tool fixture can tightly clamp the thin aluminum valve plate in the radial direction, is safe and reliable, and can meet technology requirements of products. Moreover, products machined by the tool fixture have good planeness.
Description
Technical field
The utility model belongs to machining tool clamp class technical field, specifically relates to a kind of frock clamp of turning processing book sheet aluminium valve plate.
Background technology
Valve plate is the important spare and accessory parts of valve group on the air compressor cylinder head, valve plate is arranged on cylinder top, above valve plate, the valve block that air-tightness is higher also will be installed in the notch position, opening and sealing effectiveness during with implementation work, so the fineness on valve plate surface, flatness and roughness etc. have strict technology requirement.The material of valve plate generally has cast iron and aluminium alloy, some cast iron valve plate adopts the flat surface grinding processes, after the milled one side, stand up again the mill another side, because adopt the magnechuck clamping tool, the diastrophic phenomenon of product after a lot of products exist workpiece to discharge, can find to surpass error range with edge of a knife chi and clearance gauge detection plane degree.more difficult control the flatness cast iron valve plate relative to the depth of parallelism of product after the processing of book sheet aluminium valve plate, its clamping force set direction is improper, after processing, the flatness of valve plate can seriously surpass error range, affect the service behaviour of air compressor complete machine, book sheet aluminium valve plate blank adopts die casting, book sheet aluminium valve plate can not be placed on the magnechuck of surface grinding machine and clamp, blank itself can not adopt vacuum clamping, how workpiece is implemented to correct clamping, it is the difficult point place that solves valve plate turning, while adopting grinding, grinder wheel is also easily gnawed into workpiece, easily cause surface roughness very poor.As can be known by Technology of Mechanical Manufacture 6 point location principles, book sheet aluminium valve plate is as adopted correct clamping means, after processing, the flatness of product can improve greatly, only have conduct in fact to clamping, abandon axial grip, and fastening safety is reliable, and after processing, product just has flatness preferably, to guarantee the technology requirement of product.
Summary of the invention
The utility model is mainly to solve the existing technical problem of above-mentioned prior art, and a kind of frock clamp of turning processing book sheet aluminium valve plate is provided.
above-mentioned technical problem of the present utility model is mainly solved by following technical proposals: a kind of frock clamp of turning processing book sheet aluminium valve plate, comprise the flange chassis that connects spindle of numerical control lathe, on the positioning spigot tire on described flange chassis, be fixedly connected with rectangular valve plate location mainboard, and the center that valve plate location mainboard departs from the flange chassis downwards to the right arranges, the lower left corner of valve plate location mainboard is provided with little chamfering, the lower right corner of valve plate location mainboard is provided with large chamfering, on the lateral surface of valve plate location mainboard, right side is provided with vertical strap along the place, limit, the lateral surface upper and lower sides of valve plate location mainboard is provided with horizontal strap along the place, limit, the left end face of valve plate location mainboard is provided with the longitudinally-moving clamping plate, the upside end face of valve plate location mainboard is provided with horizontal ambulatory splint, vertical strap, horizontal strap, the lateral surface of longitudinally-moving clamping plate and horizontal ambulatory splint is concordant and a little less than the plane to be processed of book sheet aluminium valve plate.
As preferably, described valve plate location mainboard is fastened on the positioning spigot tire on flange chassis via hexagonal mainboard hold-down screw in four M10; Described vertical strap is located on mainboard at valve plate by the vertical strap screw fastening of hexagonal in two M8 after via the vertical strap alignment pin cunning on the mainboard of valve plate location, joining location again; Described horizontal strap is located on mainboard at valve plate by the horizontal strap screw fastening of hexagonal in two M8 after via the horizontal strap alignment pin cunning on the mainboard of valve plate location, joining location again; Described longitudinally-moving clamping plate are movably connected on the mainboard left end face of valve plate location by outer-hexagonal longitudinally-moving bridge screw after via the longitudinally-moving clamping plate alignment pin cunning on the mainboard left end face of valve plate location, joining location again; Described horizontal ambulatory splint is movably connected on the mainboard upside end face of valve plate location by the horizontal ambulatory splint screw of outer-hexagonal after via the horizontal ambulatory splint alignment pin cunning on the mainboard upside end face of valve plate location, joining location again.
As preferably, described vertical strap, laterally strap, longitudinally-moving clamping plate and laterally the equal symmetrical grooving in middle part of ambulatory splint to reduce the containing contact area with book sheet aluminium valve plate, and be provided with the pattern draft of 5 ° with the containing contact-making surface of book sheet aluminium valve plate.
As preferably, between described longitudinally-moving clamping plate and valve plate location mainboard left end face, be arranged with two longitudinally-moving clamping plate reseting pressuring springs, between described horizontal ambulatory splint and valve plate location mainboard upside end face, be arranged with two horizontal ambulatory splint reseting pressuring springs.
As preferably, Yan Bianchu on the lateral surface of described flange chassis, valve plate location mainboard departs from the position at the center on flange chassis relatively, is provided with the dynamic balance weight piece, and the dynamic balance weight piece is by the Yan Bianchu of interior hexagonal dynamic balance weight piece screw fastening on the lateral surface of flange chassis.
Longitudinally-moving clamping plate on the mainboard of the utility model valve plate location and the working space that laterally ambulatory splint need to be larger, so departing from the center on flange chassis downwards to the right, valve plate location mainboard arranges, little chamfering and large chamfering have been cut away in the place that lay particular stress on mainboard bottom, valve plate location, two thick and heavy ambulatory splints have also played a counterweight effect, add the dynamic balance weight piece, can meet whole dynamically balanced demand.Whole jig Design compactness, near the front end of spindle of numerical control lathe, to reduce the length that overhangs of fixture, increase the rigidity of fixture.
During use, first with on the locating surface of hand push book sheet aluminium valve plate near valve plate location mainboard, the another hand is tightened respectively the screw on ambulatory splint, workpiece is carried out in length and breadth to clamping, first according to valve plate drawing Workpiece length and thickness data, carry out the tool setting trial cut, cutter gets final product turning processing in enormous quantities after mending and determining; After a side of valve plate processes, stand up again the processing another side, at this moment use the special major part dish rolling center of lathe tailstock to withstand valve plate, make it to be close to the main valve plate location-plate, and then tighten the screw on ambulatory splint, again workpiece is carried out in length and breadth to clamping, lathe tailstock retreats, and after the numerical control lathe adjusting tool trial cut, by programme-control, can be processed.In public technology, yet there are no report and the use of this type of book sheet aluminium valve plate turning tool fixture, this frock clamp is arranged on 6140 or 6150 numerically controlled lathes, solved the processing difficult problem of book sheet aluminium valve plate, have the characteristics such as clamping is convenient, reliable, safety, can increase substantially the machining accuracy of product.
The accompanying drawing explanation
Fig. 1 is a kind of assembly structure schematic diagram of the present utility model;
Fig. 2 is a kind of Split type structure schematic diagram of the present utility model.
The specific embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
embodiment: referring to Fig. 1 and Fig. 2, the utility model is connected on spindle of numerical control lathe via flange chassis 1, the scroll chuck flange wildcard of this flange chassis 1 and numerically controlled lathe, material is HT200, on the positioning spigot tire 21 on flange chassis 1, via hexagonal mainboard hold-down screw 10 in four M10, be fixedly connected with rectangular valve plate location mainboard 2, the plane of orientation of valve plate location mainboard 2 is perpendicular to the center line of lathe spindle, loading onto can be under numerically controlled lathe manual work mode after flange, first with lathe tool turning, even up the plane of orientation of valve plate location mainboard 2, do not need again car flat later, to guarantee the perpendicularity of plane of orientation and spindle of numerical control lathe.The center that valve plate location mainboard 2 departs from flange chassis 1 downwards to the right arranges, the lower left corner of valve plate location mainboard 2 is provided with little chamfering 23, the lower right corner of valve plate location mainboard 2 is provided with large chamfering 22, Yan Bianchu on 1 lateral surface of flange chassis, valve plate location mainboard 2 departs from the position at the center on flange chassis 1 relatively, be provided with dynamic balance weight piece 14, the Yan Bianchu that dynamic balance weight piece 14 is fastened on 1 lateral surface of flange chassis by interior hexagonal dynamic balance weight piece screw 15; on the lateral surface of valve plate location mainboard 2, right side is provided with vertical strap 19 along the place, limit, vertically strap 19 is fastened on the mainboard 2 of valve plate location by the vertical strap screw 18 of hexagonal in two M8 after via the vertical strap alignment pin 9 on the mainboard 2 of valve plate location is sliding, joining location again, the lateral surface upper and lower sides of valve plate location mainboard 2 is provided with horizontal strap 16 along the place, limit, laterally strap 16 is fastened on the mainboard 2 of valve plate location by the horizontal strap screw 17 of hexagonal in two M8 after via the horizontal strap alignment pin 11 on the mainboard 2 of valve plate location is sliding, joining location again, the left end face of valve plate location mainboard 2 is provided with longitudinally-moving clamping plate 7, longitudinally-moving clamping plate 7 are movably connected on the mainboard left end face of valve plate location by outer-hexagonal longitudinally-moving bridge screw 8 after via the longitudinally-moving clamping plate alignment pin 13 on the mainboard left end face of valve plate location is sliding, joining location again, the upside end face of valve plate location mainboard 2 is provided with horizontal ambulatory splint 4, laterally ambulatory splint 4 is movably connected on the mainboard upside end face of valve plate location by the horizontal ambulatory splint screw 5 of outer-hexagonal after via the horizontal ambulatory splint alignment pin 3 on the mainboard upside end face of valve plate location is sliding, joining location again, vertical strap 19, horizontal strap 16, the lateral surface of longitudinally-moving clamping plate 7 and horizontal ambulatory splint 4 is concordant and a little less than the plane to be processed of book sheet aluminium valve plate 20.Vertically strap 19, laterally strap 16, longitudinally-moving clamping plate 7 and laterally the equal symmetrical grooving in middle part of ambulatory splint 4 to reduce the containing contact area with book sheet aluminium valve plate 20, and be provided with the pattern draft of 5 ° with the containing contact-making surface of book sheet aluminium valve plate 20, namely up big and down small, reliability and security after with assurance, clamping.Between longitudinally-moving clamping plate 7 and valve plate location mainboard 2 left end face, be arranged with two longitudinally-moving clamping plate reseting pressuring springs 12, laterally between ambulatory splint 4 and valve plate location mainboard 2 upside end faces, be arranged with two horizontal ambulatory splint reseting pressuring springs 6, after the workpiece completion of processing was unclamped the ambulatory splint hold-down screw, reseting pressuring spring, by ambulatory splint jack-up, can unload workpiece fast.
Longitudinally-moving clamping plate on the mainboard of the utility model valve plate location and the working space that laterally ambulatory splint need to be larger, so departing from the center on flange chassis downwards to the right, valve plate location mainboard arranges, little chamfering and large chamfering have been cut away in the place that lay particular stress on mainboard bottom, valve plate location, two thick and heavy ambulatory splints have also played a counterweight effect, add the dynamic balance weight piece, can meet whole dynamically balanced demand.Whole jig Design compactness, near the front end of spindle of numerical control lathe, to reduce the length that overhangs of fixture, increase the rigidity of fixture.
During use, first with on the locating surface of hand push book sheet aluminium valve plate near valve plate location mainboard, the another hand is tightened respectively the screw on ambulatory splint, workpiece is carried out in length and breadth to clamping, first according to valve plate drawing Workpiece length and thickness data, carry out the tool setting trial cut, cutter gets final product turning processing in enormous quantities after mending and determining; After a side of valve plate processes, stand up again the processing another side, at this moment use the special major part dish rolling center of lathe tailstock to withstand valve plate, make it to be close to the main valve plate location-plate, and then tighten the screw on ambulatory splint, again workpiece is carried out in length and breadth to clamping, lathe tailstock retreats, and after the numerical control lathe adjusting tool trial cut, by programme-control, can be processed.In public technology, yet there are no report and the use of this type of book sheet aluminium valve plate turning tool fixture, this frock clamp is arranged on 6140 or 6150 numerically controlled lathes, solved the processing difficult problem of book sheet aluminium valve plate, have the characteristics such as clamping is convenient, reliable, safety, can increase substantially the machining accuracy of product.
Finally, it should be pointed out that above embodiment is only the more representational example of the utility model.Obviously, the utility model is not limited to above-described embodiment, and many distortion can also be arranged.Every foundation technical spirit of the present utility model, to any simple modification, equivalent variations and modification that above embodiment does, all should be thought and belong to protection domain of the present utility model.
Claims (5)
1. the frock clamp of turning processing book sheet aluminium valve plate, comprise the flange chassis that connects spindle of numerical control lathe, it is characterized in that on the positioning spigot tire on described flange chassis being fixedly connected with rectangular valve plate location mainboard, and the center that valve plate location mainboard departs from the flange chassis downwards to the right arranges, the lower left corner of valve plate location mainboard is provided with little chamfering, the lower right corner of valve plate location mainboard is provided with large chamfering, on the lateral surface of valve plate location mainboard, right side is provided with vertical strap along the place, limit, the lateral surface upper and lower sides of valve plate location mainboard is provided with horizontal strap along the place, limit, the left end face of valve plate location mainboard is provided with the longitudinally-moving clamping plate, the upside end face of valve plate location mainboard is provided with horizontal ambulatory splint, vertical strap, horizontal strap, the lateral surface of longitudinally-moving clamping plate and horizontal ambulatory splint is concordant and a little less than the plane to be processed of book sheet aluminium valve plate.
2. the frock clamp of a kind of turning processing book sheet aluminium valve plate according to claim 1, is characterized in that described valve plate location mainboard is fastened on the positioning spigot tire on flange chassis via hexagonal mainboard hold-down screw in four M10; Described vertical strap is located on mainboard at valve plate by the vertical strap screw fastening of hexagonal in two M8 after via the vertical strap alignment pin cunning on the mainboard of valve plate location, joining location again; Described horizontal strap is located on mainboard at valve plate by the horizontal strap screw fastening of hexagonal in two M8 after via the horizontal strap alignment pin cunning on the mainboard of valve plate location, joining location again; Described longitudinally-moving clamping plate are movably connected on the mainboard left end face of valve plate location by outer-hexagonal longitudinally-moving bridge screw after via the longitudinally-moving clamping plate alignment pin cunning on the mainboard left end face of valve plate location, joining location again; Described horizontal ambulatory splint is movably connected on the mainboard upside end face of valve plate location by the horizontal ambulatory splint screw of outer-hexagonal after via the horizontal ambulatory splint alignment pin cunning on the mainboard upside end face of valve plate location, joining location again.
3. the frock clamp of described a kind of turning processing book sheet aluminium valve plate according to claim 1 and 2, it is characterized in that described vertical strap, laterally strap, longitudinally-moving clamping plate and laterally the equal symmetrical grooving in middle part of ambulatory splint to reduce the clamping area with book sheet aluminium valve plate, and be provided with the pattern draft of 5 ° with the containing contact-making surface of book sheet aluminium valve plate.
4. the frock clamp of described a kind of turning processing book sheet aluminium valve plate according to claim 1 and 2, it is characterized in that being arranged with two longitudinally-moving clamping plate reseting pressuring springs between described longitudinally-moving clamping plate and valve plate location mainboard left end face, between described horizontal ambulatory splint and valve plate location mainboard upside end face, be arranged with two horizontal ambulatory splint reseting pressuring springs.
5. the frock clamp of described a kind of turning processing book sheet aluminium valve plate according to claim 1 and 2, it is characterized in that the Yan Bianchu on the lateral surface of described flange chassis, valve plate location mainboard departs from the position at the center on flange chassis relatively, be provided with the dynamic balance weight piece, the dynamic balance weight piece is by the Yan Bianchu of interior hexagonal dynamic balance weight piece screw fastening on the lateral surface of flange chassis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202616377U CN203292903U (en) | 2013-05-14 | 2013-05-14 | Tool fixture for machining thin aluminum valve plate in turning mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202616377U CN203292903U (en) | 2013-05-14 | 2013-05-14 | Tool fixture for machining thin aluminum valve plate in turning mode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203292903U true CN203292903U (en) | 2013-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202616377U Expired - Fee Related CN203292903U (en) | 2013-05-14 | 2013-05-14 | Tool fixture for machining thin aluminum valve plate in turning mode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203292903U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103286603A (en) * | 2013-05-14 | 2013-09-11 | 浙江山海机械有限公司 | Fixture for turning thin aluminum valve plate |
| TWI586475B (en) * | 2015-05-08 | 2017-06-11 | 劉千于 | Method of manufacturing a valve plate |
-
2013
- 2013-05-14 CN CN2013202616377U patent/CN203292903U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103286603A (en) * | 2013-05-14 | 2013-09-11 | 浙江山海机械有限公司 | Fixture for turning thin aluminum valve plate |
| CN103286603B (en) * | 2013-05-14 | 2016-01-06 | 浙江山海机械有限公司 | A kind of frock clamp of turnery processing book sheet aluminium valve plate |
| TWI586475B (en) * | 2015-05-08 | 2017-06-11 | 劉千于 | Method of manufacturing a valve plate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131120 Termination date: 20140514 |