CN102962497A - Pipe fitting radial indexing drilling clamp tooling - Google Patents
Pipe fitting radial indexing drilling clamp tooling Download PDFInfo
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- CN102962497A CN102962497A CN2011102561416A CN201110256141A CN102962497A CN 102962497 A CN102962497 A CN 102962497A CN 2011102561416 A CN2011102561416 A CN 2011102561416A CN 201110256141 A CN201110256141 A CN 201110256141A CN 102962497 A CN102962497 A CN 102962497A
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Abstract
The invention relates to a pipe fitting radial indexing drilling clamp tooling, which relates to a clamp tooling of a pipe fitting excircle drilling work procedure and solves the problems that each connecting hole on the existing pipe fitting excircle is processed by boring and milling equipment and precise numerical control equipment, and the mass production requirements cannot be met. A drill bush is arranged in each drill bush hole arranged in an indexing disc, each screw rod hole arranged in the indexing disc is matched with one pressing screw rod, in addition, one end of the pressing screw rod is connected with the screw rod hole through screw threads, the other end of the pressing screw rod passes through a press plate to be connected with a pressing screw nut through screw threads, a positioning pin is arranged in a first positioning pin hole, a copper bush is arranged in a copper bush installing hole, a middle shaft is arranged in a middle shaft installing hole and an inner hole of the copper bush, a middle shaft at one end of the copper bush is connected with a screw nut through screw threads, a middle shaft of one end of a first flange is connected with a fastening handle through screw threads, a positioning screw and a positioning threaded hole are connected through screw threads, an indexing pin is embedded in a second positioning pin, and a position limiting pin is arranged in a first position limiting pin hole and a second position limiting pin hole. The clamp tooling is used for processing each hole on the excircle surface of pipe fittings.
Description
Technical field
The present invention relates to a kind of clamp fixture of pipe fitting cylindrical drilling operating.
Background technology
Each higher connecting hole of distribution required precision on pipe fitting (wall thickness 20mm) cylindrical, the method for each connecting hole on the existing processing pipe fitting cylindrical mostly adopts boring and milling equipment and the processing of accurate digital control equipment.Although adopt the processing of boring and milling equipment can substantially satisfy the position accuracy demand in each hole, the clamping in the operation, align, additional work step is corresponding increases for measurement etc., wastes time and energy, and also is unfavorable for normally carrying out of whole production assembling.Adopt accurate numerical control device to process the position accuracy demand that can better meet each hole, but its processing and manufacturing cost is higher, does not meet overall processes and make principle.Above-mentioned two kinds of methods only can satisfy the production requirement of small lot or single-piece, and the single-piece production process-cycle is long, can't adapt to production requirement in batches.
Summary of the invention
The objective of the invention is to adopt boring and milling equipment and the processing of accurate digital control equipment for each connecting hole that solves on the existing pipe fitting cylindrical, can't adapt to the problem of batch production requirements, a kind of fixture for radial indexing drilling of pipe fitting is provided.
The present invention includes index dial, alignment pin, index pin, two clamp nuts, two clamping screws, nut, spacer pin, copper sheathing, axis, dog screw, fastening handle, clamp body, two pressing plates and six drill bushings, index dial is by the dish seat, four arc location-plates and six arc die sleeve plates form, six arc die sleeve plates are along the uniform setting of edge of coiling seat one side end face, four arc location-plates are uniform to be arranged in the inner chamber that six arc die sleeve plates form, four arc location-plates and six arc die sleeve plates are made one with the dish seat, the place, axle center of dish seat is provided with the copper sheathing installing hole, the dish seat that four arc location-plates are corresponding with inner chamber between six arc die sleeve plates is provided with the first dowel hole, four dish seats corresponding to arc location-plate inner chamber are provided with two screw holes and six calibration pin-and-holes, and two screw holes are symmetrical arranged with the axis that coils seat, six calibration pin-and-holes are to coil the uniform setting of axis of seat, each arc die sleeve plate is provided with the drill bushing hole, and the center line in drill bushing hole is vertical with dish seat axis, a drill bushing is set in each drill bushing hole, each screw hole is furnished with a clamping screw, and an end of clamping screw is threaded with screw hole, the other end of clamping screw passes pressing plate and is threaded with clamp nut, alignment pin is installed in the first dowel hole, clamp body is comprised of base and riser, the vertical base setting of riser, and riser and base are made one, one side end face of riser is provided with the first flange, the place, axle center of the first flange is provided with the axis installing hole, the sidewall of the first flange is provided with positioning spiro pit, copper sheathing is arranged in the copper sheathing installing hole, axis is arranged in the endoporus of axis installing hole and copper sheathing, and the axis that is exposed at copper sheathing one end outward is connected with nut thread, the axis that is exposed at the first flange one end outward is threaded with fastening handle, copper sheathing is interference fits with the dish seat, copper sheathing and axis, riser and axis are matched in clearance, the axis outer surface corresponding with the inwall of the first flange is provided with elongated slot, dog screw is threaded with positioning spiro pit, riser upper end edge horizontal direction be provided with six calibration pin-and-holes in a calibration pin-and-hole over against the second dowel hole, the periphery of corresponding the second dowel hole 14-2-4 is provided with the second flange on the riser, the second flange and the first flange homonymy, the sidewall of the second flange is provided with first limit pin hole vertical with the second dowel hole center line, index pin is set in the second dowel hole, index pin be provided with the first limit pin hole over against the second limit pin hole, spacer pin is installed in the first limit pin hole and the second limit pin hole.
The present invention has following beneficial effect: one, the present invention had both had rotational structure, and the central horizontal of processed pipe fitting is positioned in the anchor clamps; Process each connecting hole on the pipe fitting cylindrical by clamp fixture of the present invention at radial drilling machine, realize drilling of each hole by the drill jig in the axis rotary clamp, guaranteed that each Kong Yuqi method of diverse location is practised physiognomy vertically on the processed pipe fitting cylindrical, want position angle of conversion (namely rotating by the index dial of clamp spare) behind hole of every processing, and the invariant position of main axle cutter (drill bit).Therefore, utilize the present invention to process each hole on the pipe fitting cylindrical, convenient, fast, save installation time, guaranteed again assembly quality, satisfied the requirement of batch production.Two, utilize processing pipe fitting of the present invention radially a plurality of holes of diverse location (6 halving holes), the position dimension precision of finishing the rear part of boring can reach＜0.03mm.
Description of drawings
Fig. 1 is overall structure master's cutaway view of the present invention, and Fig. 2 is the left view of Fig. 1, and Fig. 3 is the main cutaway view of index dial 1, and Fig. 4 is the left view of Fig. 3, and Fig. 5 is the I partial enlarged drawing of Fig. 1, and Fig. 6 is the II partial enlarged drawing of Fig. 1.
The specific embodiment
The specific embodiment one: present embodiment is described in conjunction with Fig. 1～Fig. 6, present embodiment comprises index dial 1, alignment pin 4, index pin 5, two clamp nuts 3, two clamping screws 6, nut 7, spacer pin 8, copper sheathing 9, axis 10, dog screw 11, fastening handle 13, clamp body 14, two pressing plates 15 and six drill bushings 2, index dial 1 is by dish seat 1-1, four arc location-plate 1-2 and six arc die sleeve plate 1-3 form, six arc die sleeve plate 1-3 are along the uniform setting of edge of coiling seat 1-1 one side end face, four arc location-plate 1-2 are uniform to be arranged in the inner chamber that six arc die sleeve plate 1-3 form, and the outside diameter of four arc location-plate 1-2 outer wall formation equates with the diameter of bore of processed pipe fitting 16, four arc location-plate 1-2 and six arc die sleeve plate 1-3 make one with dish seat 1-1, the place, axle center of dish seat 1-1 is provided with copper sheathing installing hole 1-1-1, the dish seat 1-1 that four arc location-plate 1-2 are corresponding with inner chamber between six arc die sleeve plate 1-3 is provided with the first dowel hole 1-1-2, four dish seat 1-1 corresponding to arc location-plate 1-2 inner chamber are provided with two screw hole 1-1-3 and six calibration pin-and-hole 1-1-4, and two screw hole 1-1-3 are symmetrical arranged with the axis that coils seat 1-1, six calibration pin-and-hole 1-1-4 are to coil the uniform setting of axis of seat 1-1, each arc die sleeve plate 1-3 is provided with drill bushing hole 1-3-1, and the center line of drill bushing hole 1-3-1 is vertical with dish seat 1-1 axis, among each drill bushing hole 1-3-1 a drill bushing 2 is set, each screw hole 1-1-3 is furnished with a clamping screw 6, and an end of clamping screw 6 is threaded with screw hole 1-1-3, the other end of clamping screw 6 passes pressing plate 15 and is threaded with clamp nut 3, the pressing plate 15 processed pipe fittings 16 of the restriction free degree in the horizontal direction; Alignment pin 4 is installed among the first dowel hole 1-1-2, and the effect of alignment pin 4 is positions (the pre-processed dowel hole in processed pipe fitting 16 bottom surfaces) of the processed pipe fitting 16 in location; Clamp body 14 is comprised of base 14-1 and riser 14-2, the vertical base 14-1 of riser 14-2 arranges, and riser 14-2 and base 14-1 make one, the side end face of riser 14-2 is provided with the first flange 14-2-1, the place, axle center of the first flange 14-2-1 is provided with axis installing hole 14-2-2, the sidewall of the first flange 14-2-1 is provided with positioning spiro pit 14-2-3, copper sheathing 9 is arranged in the copper sheathing installing hole 1-1-1, axis 10 is arranged in the endoporus of axis installing hole 14-2-2 and copper sheathing 9, and the axis 10 that is exposed at copper sheathing 9 one ends outward is threaded with nut 7, the axis 10 that is exposed at the first flange 14-2-1 one end outward is threaded with fastening handle 13, copper sheathing 9 is interference fits with dish seat 1-1, copper sheathing 9 and axis 10, riser 14-2 and axis 10 are matched in clearance, axis 10 outer surfaces corresponding with the inwall of the first flange 14-2-1 are provided with elongated slot 10-1, dog screw 11 is threaded with positioning spiro pit 14-2-3, when the pin end of dog screw 11 is threaded in the elongated slot 10-1, can limit relatively rotating of axis 10 and clamp body 14; Riser 14-2 upper end edge horizontal direction be provided with six calibration pin-and-hole 1-1-4 in a calibration pin-and-hole 1-1-4 over against the second dowel hole 14-2-4, the periphery of upper corresponding the second dowel hole 14-2-4 of riser 14-2 is provided with the second flange 14-2-5, the second flange 14-2-5 and the first flange 14-2-1 homonymy, the sidewall of the second flange 14-2-5 is provided with the first limit pin hole 14-2-6 vertical with the second dowel hole 14-2-4 center line, index pin 5 is set among the second dowel hole 14-2-4, index pin 5 be provided with the first limit pin hole 14-2-6 over against the second limit pin hole 5-1, spacer pin 8 is installed among the first limit pin hole 14-2-6 and the second limit pin hole 5-1, spacer pin 8 is in order to limit the haul distance of index pin 5 in the second dowel hole 14-2-4, so that index pin 5 can not be extracted in the second dowel hole 14-2-4 fully.Index pin 5 limits the position that index dial 1 turns by six calibration pin-and-hole 1-1-4 that insert respectively on the index dial 1.When clamp fixture is used, rely on the copper sheathing 9 inlayed in the copper sheathing installing hole 1-1-1 of index dial 1 and axis 10 relatively rotate realize on the index dial 1 six arc die sleeve plate 1-3 aligning with drill bushing 2 same main axle cutter (drill bits).The external diameter of circular orientation cover 1-2 equates with the diameter of bore of processed pipe fitting 16, and the matched in clearance of processed pipe fitting 16 and circular orientation cover 1-2 employing basic hole system, realizes the restriction of X, the Y both direction free degree with this.The base 14-1 of clamp body 14 can be connected by symmetrical compression of homemade compaction tool and radial drilling machine work top, after clamp body 14 and radial drilling machine are installed and are connected, just make the center of anchor clamps integral body become level with the work top of radial drilling machine, rotate fastening handle 13, so that six drill bushing hole 1-3-1 that calibration is installed above it align with main spindle's respectively, can finish the processing in each hole on the pipe fitting periphery by index dial 1.
The specific embodiment two: in conjunction with Fig. 1 and Fig. 5 present embodiment is described, present embodiment and the specific embodiment one are different is that it also increases large washer 12 is arranged, and large washer 12 is arranged between fastening handle 13 and the first flange 14-2-1 end face.Other composition and annexation are identical with the specific embodiment one.
Operation principle of the present invention is: this fixture for radial indexing drilling of pipe fitting is installed on the radial drilling machine, and the base 14-1 of clamp body 14 is fixed on the work top of this drilling machine, during sectional fixture, at first whether measured material body 14 is vertical with the working face of equipment, and each center, drill bushing 2 hole is vertical with the working face of equipment.When pipe fitting 16 to be processed is placed, be first the locating hole of pipe fitting 16 bottom surfaces and the alignment pin 4 on the index dial 1 aligned and install, then pressing plate 15 is passed clamping screw 6, tighten clamp nut 3.After processing first location hole, pulling index pin 5 makes it withdraw from index dial 1 fully, rotates index dial 1 (direction can be made by oneself) 60 °, turns back to index pin 5, makes second drill bushing 2 place location status to be processed.Repeat above-mentioned work step, make the different position of index dial 5 conversion by pulling with recovery index pin 5, finish the processing in all the other all each holes.
Claims (2)
1. fixture for radial indexing drilling of pipe fitting, it is characterized in that: described frock comprises index dial (1), alignment pin (4), index pin (5), two clamp nuts (3), two clamping screws (6), nut (7), spacer pin (8), copper sheathing (9), axis (10), dog screw (11), fastening handle (13), clamp body (14), two pressing plates (15) and six drill bushings (2), index dial (1) is by dish seat (1-1), four arc location-plates (1-2) and six arc die sleeve plates (1-3) form, six arc die sleeve plates (1-3) are along the uniform setting of edge of dish seat (1-1) side end face, four arc location-plates (1-2) are uniform to be arranged in the inner chamber that six arc die sleeve plates (1-3) form, four arc location-plates (1-2) and six arc die sleeve plates (1-3) are made one with dish seat (1-1), the place, axle center of dish seat (1-1) is provided with copper sheathing installing hole (1-1-1), the dish seat (1-1) that four arc location-plates (1-2) are corresponding with inner chamber between six arc die sleeve plates (1-3) is provided with the first dowel hole (1-1-2), the dish seat (1-1) that four arc location-plates (1-2) inner chamber is corresponding is provided with two screw holes (1-1-3) and six calibration pin-and-holes (1-1-4), and two screw holes (1-1-3) are symmetrical arranged with the axis of dish seat (1-1), six calibration pin-and-holes (1-1-4) are with the uniform setting of axis of dish seat (1-1), each arc die sleeve plate (1-3) is provided with drill bushing hole (1-3-1), and the center line of drill bushing hole (1-3-1) is vertical with dish seat (1-1) axis, in each drill bushing hole (1-3-1) drill bushing (2) is set, each screw hole (1-1-3) is furnished with a clamping screw (6), and an end of clamping screw (6) is threaded with screw hole (1-1-3), the other end of clamping screw (6) passes pressing plate (15) and is threaded with clamp nut (3), alignment pin (4) is installed in the first dowel hole (1-1-2), clamp body (14) is comprised of base (14-1) and riser (14-2), the vertical base (14-1) of riser (14-2) arranges, and riser (14-2) is made one with base (14-1), one side end face of riser (14-2) is provided with the first flange (14-2-1), the place, axle center of the first flange (14-2-1) is provided with axis installing hole (14-2-2), the sidewall of the first flange (14-2-1) is provided with positioning spiro pit (14-2-3), copper sheathing (9) is arranged in the copper sheathing installing hole (1-1-1), axis (10) is arranged in the endoporus of axis installing hole (14-2-2) and copper sheathing (9), and the axis (10) that is exposed at copper sheathing (9) one ends outward is threaded with nut (7), the axis (10) that is exposed at the first flange (14-2-1) end outward is threaded with fastening handle (13), copper sheathing (9) is interference fits with dish seat (1-1), copper sheathing (9) and axis (10), riser (14-2) is matched in clearance with axis (10), axis (10) outer surface corresponding with the inwall of the first flange (14-2-1) is provided with elongated slot (10-1), dog screw (11) is threaded with positioning spiro pit (14-2-3), riser (14-2) upper end edge horizontal direction be provided with six calibration pin-and-holes (1-1-4) in a calibration pin-and-hole (1-1-4) over against the second dowel hole (14-2-4), the periphery of upper corresponding the second dowel hole (14-2-4) of riser (14-2) is provided with the second flange (14-2-5), the second flange (14-2-5) and the first flange (14-2-1) homonymy, the sidewall of the second flange (14-2-5) is provided with first limit pin hole (14-2-6) vertical with the second dowel hole (14-2-4) center line, index pin (5) is set in the second dowel hole (14-2-4), index pin (5) be provided with the first limit pin hole (14-2-6) over against the second limit pin hole (5-1), spacer pin (8) is installed in the first limit pin hole (14-2-6) and the second limit pin hole (5-1).
2. described fixture for radial indexing drilling of pipe fitting according to claim 1, it is characterized in that: described frock also comprises large washer (12), large washer (12) is arranged between fastening handle (13) and the first flange (14-2-1) end face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110256141.6A CN102962497B (en) | 2011-08-31 | 2011-08-31 | Pipe fitting radial indexing drilling clamp tooling |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110256141.6A CN102962497B (en) | 2011-08-31 | 2011-08-31 | Pipe fitting radial indexing drilling clamp tooling |
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| CN102962497A true CN102962497A (en) | 2013-03-13 |
| CN102962497B CN102962497B (en) | 2014-10-29 |
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| CN104625873A (en) * | 2015-01-06 | 2015-05-20 | 池州共康汽车零部件有限公司 | Drilling divisible positioning and clamping device |
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| CN106475810A (en) * | 2016-11-28 | 2017-03-08 | 西安航天动力机械厂 | For sleeping Milling Machining being converted into the clamping tooling of End Milling Process |
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| CN110253044A (en) * | 2019-06-20 | 2019-09-20 | 南京信息职业技术学院 | Rotating shaft type drilling tool |
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| CN111702227A (en) * | 2020-05-15 | 2020-09-25 | 安徽合力股份有限公司合肥铸锻厂 | Integral drill jig structure |
| CN113664251A (en) * | 2021-08-24 | 2021-11-19 | 重庆市璧山区爱华机械有限公司 | Horizontal numerical control machining platform of four-dimensional reduction box |
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