CN201960384U - Clamp tool for drilling conical arc plate - Google Patents
Clamp tool for drilling conical arc plate Download PDFInfo
- Publication number
- CN201960384U CN201960384U CN2011200794455U CN201120079445U CN201960384U CN 201960384 U CN201960384 U CN 201960384U CN 2011200794455 U CN2011200794455 U CN 2011200794455U CN 201120079445 U CN201120079445 U CN 201120079445U CN 201960384 U CN201960384 U CN 201960384U
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- arc
- alignment pin
- cone
- hole
- awl
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Abstract
The utility model discloses a clamp tool for drilling a conical arc plate, and relates to a clamp tool for drilling plate parts. The clamp tool solves the problem that an existing clamp tool for drilling a conical arc plate can not meet the requirement on processing precision of holes of the conical arc plates. An acute angle formed by a perpendicular bisector of an upper body and a bottom plane of the base is 83 degrees, a positioning pin cylinder is installed in a pin mounting hole, a positioning pin is installed in the positioning pin cylinder, a spring is sheathed on the positioning pin, a step rotating shaft is installed in a shaft mounting hole, the small-diameter end of the step rotating shaft is connected with a central hole of a cone, the outer conical surface of the cone is consistent with the inner surface of the conical arc plate, a notch with the shape similar to that of the conical arc plate is processed on the lower surface of an arc plate drill jig, a through hole is arranged in the arc plate drill jig, a positioning groove is arranged on the end surface of the cone adjacent to the upper body, the ac plate drill jig is buckled on the outer conical surface of the cone, the conical arc plate is inserted in the notch, and a positioning pillar with the shape similar to that of the positioning groove and arranged on the positioning pin is inserted in the positioning groove. The clamp tool is used for drilling procedure of the conical arc plate.
Description
Technical field
The utility model relates to a kind of plate parts boring grab frock, belongs to the Machining Technology field.
Background technology
Each connecting hole of awl arc (as Fig. 1, thickness of slab is 3mm) part is to join brill in assembling with before certain parts is connected, and this processing method only can satisfy small lot or the requirement of monomer Assembling Production.This awl arc needs frequent dismounting in the process of debugging and observing and controlling in addition, it only is with addition of the worker that cover plate is connected with the transfer chamber body, do not reach the dimensional requirement that product figure is marked, also can not guarantee that each product spare exchanges, during production in enormous quantities, if not marking one by one,, be easy to occur adorning the chaotic situation that unmatches in case load in mixture; Owing to be drilling, also can retain many iron filings and oil stain in the transfer chamber need in time clean out, and corresponding the increasing of additional work step in the technology wasted time and energy, and the cleaning difficulty is big, and what be unfavorable for assembling normally carries out.In a word, produce this type of part of processing in batches and should meet overall assembling principle, promptly from convenient, fast, save installation time and guarantee that assembly quality considers.
In the design of awl arc drilling operating, consider that manufacturing process and product should make every effort to economical rationality, meet the batch process of product again, guarantee the dimensional accuracy of products requirement, so will consider following several scheme in the technological design:
Scheme I
Adopt the whole punch forming of compound die.Than higher, design difficulty is big, the mould structure more complicated to the requirement of mould for this stamping parts.If adopt earlier the punching hole, the back increases the shape process of pressing, and as easy as rolling off a logly like this material stretching to a certain degree occurs, and causes the pitch-row change in size and exceed deviation, is not easy to guarantee.Based on above-mentioned consideration, this kind technological method for processing is inadvisable.
Scheme II
Adopt anchor clamps boring after pressing shape.Coverplate parts after the moulding is the awl arc shape, thus utilize anchor clamps when boring, require each hole of diverse location that extrados bores must with its method practise physiognomy vertical, and by realizing the brill system in each hole along the drill jig in the axis rotary clamp.
Because product parts is to expand into fan-shaped awl arc, shape is comparatively special, when processing each hole, its outer cone circle go up drilled centerline hole the bus of process should satisfy and place level, and want position angle of conversion behind one group of hole of every processing, move main axle cutter (drill bit) vertically simultaneously, finally finish porose processing.Each hole of processing on conventional equipment need be by means of clamp fixture, and the design of boring grab should consider that the anchor clamps drill jig should have rotational structure, takes into account workpiece again and is horizontally positioned in the anchor clamps, and making clamp body and equipment work top angulation is 7 °.
But existing awl arc boring grab frock can't satisfy each hole machining accuracy of awl arc simultaneously.
The utility model content
The purpose of this utility model is can't satisfy the problem of boring each hole machining accuracy of arc simultaneously for what solve that existing awl arc boring grab frock exists, and then a kind of awl arc boring grab frock is provided.
The technical solution of the utility model is: awl arc boring grab frock comprises pin handle, latch, alignment pin, spring, the alignment pin tube, first round nut, placenta, key, the ladder turning cylinder, second round nut, arc twist drill mould, cone, two seal covers and two bearings, described placenta constitutes by base with upper body that base is made one, the acute angle that forms between the perpendicular bisector of described upper body and the baseplane of base is 83 °, have pin installing hole and axle installing hole on the described upper body from top to bottom successively, pin installing hole and the equal along continuous straight runs of axle installing hole are offered, the center of described alignment pin tube has shoulder hole, described alignment pin tube is inserted in the pin installing hole, fixedly connected with the upper body in the convex edge of alignment pin tube, described alignment pin is the ladder alignment pin, described alignment pin is installed in the alignment pin tube, described spring housing is contained on the alignment pin, and the shoulder of an end of spring and the shoulder hole of alignment pin tube offsets, the other end of spring and the shoulder of alignment pin offset, the smaller diameter end of described alignment pin is stretched out the alignment pin tube and is fixedlyed connected with pin handle, fix by latch between described alignment pin tube and the alignment pin, described ladder turning cylinder is installed in the installing hole, realize being rotationally connected by two bearings between ladder turning cylinder and the axle installing hole, every row bearing all is encapsulated in the installing hole by a seal cover, the larger diameter end of ladder turning cylinder is equipped with first round nut, have centre bore on the axis of described cone, the smaller diameter end of described ladder turning cylinder passes an installing hole and the centre bore by key and cone links together, second round nut is installed in the smaller diameter end of ladder turning cylinder, the male cone (strobilus masculinus) of described cone is consistent with the inner surface of awl arc, be processed with and bore the notch of arc profiling on the lower surface of described arc twist drill mould, have eight via holes on the arc twist drill mould, via hole is corresponding with the prebored hole position on the awl arc, have seven locating slots on the end face of described cone and upper body vicinity, corresponding prebored hole central lines is on the cross section of cone on the normal of locating slot and the awl arc, described arc twist drill mould spiral-lock is on the male cone (strobilus masculinus) of cone, the lower surface of arc twist drill mould and the male cone (strobilus masculinus) of cone are fitted, described awl arc is inserted in the notch, the part that the larger diameter end of described alignment pin passes the alignment pin tube is processed with the reference column with the locating slot profiling, reference column is inserted in the locating slot, have a plurality of grooves of dodging on the described cone, it is corresponding with via hole to dodge groove.
The utility model compared with prior art has following effect: the baseplane of the base of the placenta of awl arc boring grab frock of the present utility model and the perpendicular bisector of upper body and between form 83 ° of angles, with clamp fixture with after radial drilling machine is connected, just make the bus of the cone male cone (strobilus masculinus) that the ladder turning cylinder connected be in level, realized the processing in each hole on the awl arc by rotating cone, satisfy the machining accuracy in each hole of awl arc, finished the dimensional accuracy＜0.1mm of boring back part.In addition, the utility model also has simple in structure and is convenient to the advantage of clamping.
Description of drawings
Fig. 1 is a structural representation of finishing the awl arc 8 after the boring, Fig. 2 is an overall structure schematic diagram of the present utility model, Fig. 3 is the main cutaway view of cone 21, Fig. 4 is the left view of Fig. 3, and Fig. 5 is the main cutaway view of arc twist drill mould 20, and Fig. 6 is the vertical view of Fig. 5, Fig. 7 is the overall structure figure of alignment pin tube 5, Fig. 8 is the A place enlarged drawing of Fig. 4, and Fig. 9 is the B place enlarged drawing of Fig. 2, and Figure 10 is the C place enlarged drawing of Fig. 2.
The specific embodiment
The specific embodiment one: present embodiment is described in conjunction with Fig. 1 to Figure 10, the awl arc boring grab frock of present embodiment comprises pin handle 1, latch 2, alignment pin 3, spring 4, alignment pin tube 5, first round nut 7, placenta 9, key 16, ladder turning cylinder 17, second round nut 18, arc twist drill mould 20, cone 21, two seal covers 6 and two bearings 13, described placenta 9 constitutes by base 9-1 with upper body 9-2 that base 9-1 makes one, the sharp angle that forms between the perpendicular bisector 9-2-1 of described upper body 9-2 and the baseplane 9-1-1 of base 9-1 is 83 °, have pin installing hole 9-2-2 and axle installing hole 9-2-3 on the described upper body 9-2 from top to bottom successively, pin installing hole 9-2-2 and the equal along continuous straight runs of axle installing hole 9-2-3 are offered, the center of described alignment pin tube 5 has shoulder hole 5-1, described alignment pin tube 5 is inserted in the pin installing hole 9-2-2, the convex edge 5-2 of alignment pin tube 5 is fixedlyed connected with upper body 9-2, described alignment pin 3 is the ladder alignment pin, described alignment pin 3 is installed in the alignment pin tube 5, described spring 4 is sleeved on the alignment pin 3, and the shoulder of an end of spring 4 and the shoulder hole 5-1 of alignment pin tube 5 offsets, the shoulder of the other end of spring 4 and alignment pin 3 offsets, the smaller diameter end of described alignment pin 3 is stretched out alignment pin tube 5 and is fixedlyed connected with pin handle 1, fixing between described alignment pin tube 5 and the alignment pin 3 by latch 2, described ladder turning cylinder 17 is installed in the installing hole 9-2-3, realize being rotationally connected by two bearings 13 between ladder turning cylinder 17 and the axle installing hole 9-2-3, every row bearing 13 all is encapsulated in the installing hole 9-2-3 by a seal cover 6, the larger diameter end of ladder turning cylinder 17 is equipped with first round nut 7, have centre bore 21-1 on the axis of described cone 21, the smaller diameter end of described ladder turning cylinder 17 passes an installing hole 9-2-3 and links together by the centre bore 21-1 of key 16 with cone 21, second round nut 18 is installed in the smaller diameter end of ladder turning cylinder 17, the male cone (strobilus masculinus) of described cone 21 is consistent with the inner surface of awl arc 8, be processed with and bore the notch 20-1 of arc 8 profilings on the lower surface of described arc twist drill mould 20, have eight via hole 20-2 on the arc twist drill mould 20, via hole 20-2 is corresponding with the prebored hole position on the awl arc 8, have seven locating slot 21-2 on the end face of described cone 21 and upper body 9-2 vicinity, corresponding prebored hole center line 8-1 overlaps on the cross section of cone 21 on the normal 21-3 of locating slot 21-2 and the awl arc 8, described arc twist drill mould 20 spiral-locks are on the male cone (strobilus masculinus) of cone 21, the lower surface of arc twist drill mould 20 and the male cone (strobilus masculinus) of cone 21 are fitted, described awl arc 8 is inserted in the notch 20-1, the part that the larger diameter end of described alignment pin 3 passes alignment pin tube 5 is processed with the reference column 3-1 with locating slot 21-2 profiling, reference column 3-1 is inserted in the locating slot 21-2, have a plurality of groove 21-4 that dodge on the described cone 21, it is corresponding with via hole 20-2 to dodge groove 21-4.
The base of the placenta of the awl arc boring grab frock of present embodiment is connected with the work top of radial drilling machine by four T type slot bolts 10.
The specific embodiment two: in conjunction with Fig. 2 present embodiment is described, the bearing 13 of present embodiment is a single-row radial ball bearing.Other composition is identical with the specific embodiment one with annexation.
The specific embodiment three: in conjunction with Fig. 5 present embodiment is described, the arc twist drill mould 20 of present embodiment is 45# steel arc twist drill mould or T8A arc twist drill mould.Other composition is identical with the specific embodiment one or two with annexation.
The specific embodiment four: in conjunction with Fig. 2 present embodiment is described, the awl arc boring grab frock of present embodiment also comprises hold-down bolt 19, and described hold-down bolt 19 is installed in the middle part of arc twist drill mould 20, and the lower end of hold-down bolt 19 is pressed on the awl arc 8.The free degree of constraint awl arc 8 vertical directions.Other composition is identical with the specific embodiment one, two or three with annexation.
The specific embodiment five: in conjunction with Fig. 2 present embodiment is described, the awl arc boring grab frock of present embodiment also comprises eight drill bushings 22, and a drill bushing 22 with its interference fit is housed in each via hole 20-2.Other composition is identical with the specific embodiment one, two, three or four with annexation.
Operation principle: the base 9-1 of the placenta 9 of clamp fixture of the present utility model is connected with the work top of radial drilling machine by four T type slot bolts 10.Awl arc 8 is inserted in the notch 20-1 of arc twist drill mould 20, screws hold-down bolt 19.When first location hole of processing, pulling pin handle 1 and the connection by latch 2 make alignment pin 3 aim at the locating slot 21-2 of relevant position on cones 21 end faces, make one of them or center line and the horizontal line of two via hole 20-2 on the arc twist drill mould 20 be in plumbness, promptly parallel state; when the main shaft of radial drilling machine is worked; drill bit enters to awl arc 8 along drill bushing 22 axis, finishes the processing in hole with the main shaft of radial drilling machine.Repeat above-mentioned work step, by pulling with restore pin handle 1 and make the different position of arc twist drill mould 20 conversion, finish other porose processing.
Claims (5)
1. bore arc boring grab frock for one kind, it is characterized in that: it comprises pin handle (1), latch (2), alignment pin (3), spring (4), alignment pin tube (5), first round nut (7), placenta (9), key (16), ladder turning cylinder (17), second round nut (18), arc twist drill mould (20), cone (21), two seal covers (6) and two bearings (13), described placenta (9) constitutes by base (9-1) with upper body (9-2) that base (9-1) is made one, the acute angle (α) that forms between the perpendicular bisector (9-2-1) of described upper body (9-2) and the baseplane (9-1-1) of base (9-1) is 83 °, have pin installing hole (9-2-2) and axle installing hole (9-2-3) on the described upper body (9-2) from top to bottom successively, pin installing hole (9-2-2) and axle installing hole (9-2-3) all along continuous straight runs are offered, the center of described alignment pin tube (5) has shoulder hole (5-1), described alignment pin tube (5) is inserted in the pin installing hole (9-2-2), fixedly connected with upper body (9-2) in the convex edge (5-2) of alignment pin tube (5), described alignment pin (3) is the ladder alignment pin, described alignment pin (3) is installed in the alignment pin tube (5), described spring (4) is sleeved on the alignment pin (3), and the shoulder of the shoulder hole (5-1) of an end of spring (4) and alignment pin tube (5) offsets, the shoulder of the other end of spring (4) and alignment pin (3) offsets, the smaller diameter end of described alignment pin (3) is stretched out alignment pin tube (5) and is fixedlyed connected with pin handle (1), fixing between described alignment pin tube (5) and the alignment pin (3) by latch (2), described ladder turning cylinder (17) is installed in the installing hole (9-2-3), realize being rotationally connected by two bearings (13) between ladder turning cylinder (17) and the axle installing hole (9-2-3), every row bearing (13) all is encapsulated in the installing hole (9-2-3) by a seal cover (6), the larger diameter end of ladder turning cylinder (17) is equipped with first round nut (7), have centre bore (21-1) on the axis of described cone (21), the smaller diameter end of described ladder turning cylinder (17) passes an installing hole (9-2-3) and links together by the centre bore (21-1) of key (16) with cone (21), second round nut (18) is installed in the smaller diameter end of ladder turning cylinder (17), the male cone (strobilus masculinus) of described cone (21) is consistent with the inner surface of awl arc (8), be processed with and bore the notch (20-1) of arc (8) profiling on the lower surface of described arc twist drill mould (20), have eight via holes (20-2) on the arc twist drill mould (20), via hole (20-2) is corresponding with the prebored hole position on the awl arc (8), have seven locating slots (21-2) on the end face of described cone (21) and upper body (9-2) vicinity, the normal (21-3) of locating slot (21-2) is gone up corresponding prebored hole center line (8-1) with awl arc (8) and is overlapped on the cross section of cone (21), described arc twist drill mould (20) spiral-lock is on the male cone (strobilus masculinus) of cone (21), the male cone (strobilus masculinus) of the lower surface of arc twist drill mould (20) and cone (21) is fitted, described awl arc (8) is inserted in the notch (20-1), the part that the larger diameter end of described alignment pin (3) passes alignment pin tube (5) is processed with the reference column (3-1) with locating slot (21-2) profiling, reference column (3-1) is inserted in the locating slot (21-2), have a plurality of grooves (21-4) of dodging on the described cone (21), it is corresponding with via hole (20-2) to dodge groove (21-4).
2. awl arc boring grab frock according to claim 1 is characterized in that: bearing (13) is a single-row radial ball bearing.
3. awl arc boring grab frock according to claim 2 is characterized in that: arc twist drill mould (20) is 45# steel arc twist drill mould or T8A arc twist drill mould.
4. according to claim 1,2 or 3 described awl arc boring grab frocks, it is characterized in that: awl arc boring grab frock also comprises hold-down bolt (19), described hold-down bolt (19) is installed in the middle part of arc twist drill mould (20), and the lower end of hold-down bolt (19) is pressed on the awl arc (8).
5. awl arc boring grab frock according to claim 4 is characterized in that: awl arc boring grab frock also comprises eight drill bushings (22), and a drill bushing (22) with its interference fit is housed in each via hole (20-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200794455U CN201960384U (en) | 2011-03-23 | 2011-03-23 | Clamp tool for drilling conical arc plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200794455U CN201960384U (en) | 2011-03-23 | 2011-03-23 | Clamp tool for drilling conical arc plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201960384U true CN201960384U (en) | 2011-09-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200794455U Expired - Fee Related CN201960384U (en) | 2011-03-23 | 2011-03-23 | Clamp tool for drilling conical arc plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201960384U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102689037A (en) * | 2011-03-23 | 2012-09-26 | 哈尔滨建成集团有限公司 | Conical arc plate drilling clamp tool |
| CN102806479A (en) * | 2012-08-30 | 2012-12-05 | 杭州德曼汽车零部件有限公司 | Magnet yoke jig for elevator rotor |
| CN103624597A (en) * | 2013-12-10 | 2014-03-12 | 济南玫德铸造有限公司 | Special drilling fixture |
| CN104209784A (en) * | 2014-07-07 | 2014-12-17 | 西安航天动力机械厂 | Method for machining threaded holes uniformly distributed in conical surface of workpiece, and clamp |
| CN104588737A (en) * | 2014-12-13 | 2015-05-06 | 遵义金惠机械制造有限责任公司 | Radial drill mould of box cover |
| CN105710412A (en) * | 2016-04-11 | 2016-06-29 | 哈尔滨建成集团有限公司 | Clamp special for hole drilling of thin-wall conic body window |
| CN107511510A (en) * | 2017-08-20 | 2017-12-26 | 成都中机盈科科技有限公司 | A kind of light-wall pipe drill support frame and method for supporting |
| CN112475962A (en) * | 2020-10-30 | 2021-03-12 | 江西昌河航空工业有限公司 | Processing frock of compound rocking arm biparting piece |
| CN114193159A (en) * | 2021-12-08 | 2022-03-18 | 北京星航机电装备有限公司 | Processing method of inorganic phenolic aerogel opening cover structure |
-
2011
- 2011-03-23 CN CN2011200794455U patent/CN201960384U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102689037B (en) * | 2011-03-23 | 2014-11-19 | 哈尔滨建成集团有限公司 | Conical arc plate drilling clamp tool |
| CN102689037A (en) * | 2011-03-23 | 2012-09-26 | 哈尔滨建成集团有限公司 | Conical arc plate drilling clamp tool |
| CN102806479B (en) * | 2012-08-30 | 2015-12-09 | 杭州德曼汽车零部件有限公司 | Magnet yoke jig for elevator rotor |
| CN102806479A (en) * | 2012-08-30 | 2012-12-05 | 杭州德曼汽车零部件有限公司 | Magnet yoke jig for elevator rotor |
| CN103624597A (en) * | 2013-12-10 | 2014-03-12 | 济南玫德铸造有限公司 | Special drilling fixture |
| CN104209784A (en) * | 2014-07-07 | 2014-12-17 | 西安航天动力机械厂 | Method for machining threaded holes uniformly distributed in conical surface of workpiece, and clamp |
| CN104209784B (en) * | 2014-07-07 | 2016-06-01 | 西安航天动力机械厂 | Workpiece cone surface is processed method and the fixture of uniform threaded hole |
| CN104588737A (en) * | 2014-12-13 | 2015-05-06 | 遵义金惠机械制造有限责任公司 | Radial drill mould of box cover |
| CN105710412A (en) * | 2016-04-11 | 2016-06-29 | 哈尔滨建成集团有限公司 | Clamp special for hole drilling of thin-wall conic body window |
| CN107511510A (en) * | 2017-08-20 | 2017-12-26 | 成都中机盈科科技有限公司 | A kind of light-wall pipe drill support frame and method for supporting |
| CN112475962A (en) * | 2020-10-30 | 2021-03-12 | 江西昌河航空工业有限公司 | Processing frock of compound rocking arm biparting piece |
| CN112475962B (en) * | 2020-10-30 | 2022-01-04 | 江西昌河航空工业有限公司 | Processing frock of compound rocking arm biparting piece |
| CN114193159A (en) * | 2021-12-08 | 2022-03-18 | 北京星航机电装备有限公司 | Processing method of inorganic phenolic aerogel opening cover structure |
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| 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: 20110907 Termination date: 20150323 |
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| EXPY | Termination of patent right or utility model |