CN205057579U - Thin wall rotator workpiece graduation bores and mills rapid clamping device - Google Patents

Thin wall rotator workpiece graduation bores and mills rapid clamping device Download PDF

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Publication number
CN205057579U
CN205057579U CN201520800826.6U CN201520800826U CN205057579U CN 205057579 U CN205057579 U CN 205057579U CN 201520800826 U CN201520800826 U CN 201520800826U CN 205057579 U CN205057579 U CN 205057579U
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CN
China
Prior art keywords
workpiece
pin
clamp
thin
fixed
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Withdrawn - After Issue
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CN201520800826.6U
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Chinese (zh)
Inventor
林宏
林国宝
孙思浩
汤子鑫
彭齐钦
黄欣然
宋有龙
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FUJIAN ORDNANCE EQUIPMENT Co Ltd
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FUJIAN ORDNANCE EQUIPMENT Co Ltd
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Priority to CN201520800826.6U priority Critical patent/CN205057579U/en
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Abstract

The utility model provides a thin wall rotator workpiece graduation bores and mills rapid clamping device, its main points lie in that it includes the position circle, the clamping part, four parts of graduation subtotal base, the clamping part mainly includes clamp, the spring coil, the anchor clamps body, cylindrical cam, round pin and fastener, the position circle surface comprises two faces of cylinder of big end down, it cooperatees to go up the external diameter on the face of cylinder and the internal diameter of work piece, the external diameter on the face of cylinder is greater than the external diameter of work piece down, and cooperate with clamp's internal diameter, anchor clamps body cover is outside clamp, the surface on clamp upper portion is big -end -up's horn mouth, open on clamp upper portion has the fork groove, the round pin passes cylindrical cam, the anchor clamps body, clamp, the position circle is together fixed with four parts, and place in on the carousel, drive the index hole that has and wait to process the same graduation of work piece on the anchor clamps body or the carousel. The utility model discloses effectively solving thin wall solid of revolution brill and milling the processing requirement, the position circle plays supporting role to the work piece, and the intensity that increases the thin wall solid of revolution makes it to be difficult for when receiving outside clamp tight impairedly.

Description

Thin-walled revolution workpiece workpiece graduation drilling milling fast fixture
Technical field
The utility model belongs to the common brill, the Milling Machining field that there are calibration requirement.
Background technology
Bore, the processing of milling calibration is the common a kind of processing mode of field of machining, the processing of common brill, milling calibration is general adopts scroll chuck clamping, index dial calibration, clamping efficiency is lower, and calibration is complicated, especially when workpiece is thin-walled revolution workpiece, scroll chuck clamping is used easily to cause workpiece deformation, crush, of poor quality, yield rate is low, also cannot meet the requirement of production in enormous quantities.
Summary of the invention
The purpose of this utility model is the shortcoming overcoming the existence in calibration processing of present equipment, there is provided a kind of clamping efficiency higher, and the thin-walled revolution workpiece workpiece graduation drilling milling fast fixture of thin-walled revolution workpiece crudy and yield rate can be improved, thus realize the production in enormous quantities of brill, the processing of milling calibration.
The technical scheme that the utility model adopts is a kind of thin-walled revolution workpiece workpiece graduation drilling milling fast fixture, its main points are that it comprises centring ring, clamping part, calibration part and base four parts, clamping part mainly comprises folder spring, spring coil, clamp body, cylindrical cam, pin and securing member, calibration part mainly comprises bearing, rotating disk, index pin, holder, handle, centring ring outer surface is made up of up-small and down-big two faces of cylinder, the external diameter on the upper face of cylinder and the diameter compatible of workpiece close, the external diameter on the lower face of cylinder is greater than the external diameter of workpiece, and close with the diameter compatible of folder spring, clamp body is enclosed within outside folder spring, the outer surface on folder spring top is up big and down small horn mouth, the inner surface of spring coil matches with folder spring top, outer surface matches with clamp body upper end, be fixed between clamp body and the top pressing from both sides spring, folder spring top has fork groove, cylindrical cam is enclosed within clamp body outer lower side, cylindrical cam bilateral symmetry has the cam path matched with pin, folder spring corresponding position has the pin-and-hole matched with pin, centring ring, clamp body corresponding position has the elongated hole matched with pin, sell the cam path through cylindrical cam, the elongated hole of clamp body, the pin-and-hole of folder spring, four parts are fixed together by the elongated hole of centring ring, and be placed on rotating disk simultaneously, rotating disk is fixed on base by bearing, clamp body or rotating disk have the index hole of calibration identical with workpiece to be processed, index pin is fixed on holder, holder is fixed on base, index pin matches with index hole, cylindrical cam outer surface is fixed with handle bearing pin, taper knob is on handle bearing pin.
The utility model is closed by the external diameter on the face of cylinder on centring ring and the diameter compatible of workpiece, workpiece is played a supportive role, add the intensity of thin-walled revolution workpiece, make it not easily damaged when clamping by outside, folder spring top has fork groove, folder spring is made to have elasticity, the process that horn mouth coordinates the design of cylindrical cam that folder spring is moved down clamps workpiece, clamping process is incremental, gentle, both ensure that clamping degree, ensure that again workpiece uniform force is not damaged, simultaneously with workpiece, there is index hole part (as clamp body or rotating disk) that identical corner can contact with index pin being designed with the identical calibration with workpiece to be processed, make indexing process simply for index pin and index hole joint be separated, without the need to carrying out complicated calculating calibration again, improve working (machining) efficiency, decrease artificial calibration mistake.
Folder spring top has 2-8 fork groove.Fork groove quantity is more, and elasticity is better, but adds processing cost.
Index pin is by being screwed on holder.The fixed form of index pin and holder can with spring or screw thread, and screw thread is better than spring connective stability, but convenient not as spring.
The top of index pin is fixed with knob.Directly can tighten or loosen index pin by knob, simplify the operation course.
Holder has circular hole, and use holding screw hold-down nut in circular hole, index pin is fixed on holder by nut.In order to the versatility of holder, index pin is fixed on holder by nut, is convenient to adjust the index hole size designed by workpiece of differing heights and highly different, as long as change index pin and nut.
Cylindrical cam outer surface is fixed with 2-4 handle bearing pin.Handled easily.
The beneficial effects of the utility model are, effectively solve revolving body particularly thin-walled revolution workpiece brill Milling Machining requirement, not only can use on plain-milling machine, remove circular index part, vertical machining centre also can widely use.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model
Fig. 2 is the top view of Fig. 1
Fig. 3 is the structural representation of cylindrical cam
Fig. 4 is the structural representation of folder spring
Fig. 5 is the top view of Fig. 4
Fig. 6 is the structural representation of clamp body
Fig. 7 is the schematic diagram of the elongated hole of clamp body
Wherein: 1 folder spring 11 diverges 72 times, the face of cylinder face of cylinder 8 bearing 9 workpiece 10 rotating disk 24 handle 25 base on groove 12 horn mouth 2 spring coil 3 clamp body 31 index hole 4 cylindrical cam 41 cam path 42 handle bearing pin 5 index pin 51 holder 52 nut 53 holding screw 54 knob 6 pin 61 elongated hole 7 centring ring 71.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail, and the following examples can make professional and technical personnel more understand the utility model, but the utility model is not limited to this.
As shown in figs. 1-7, in order to show the fixed form of holder 51, Fig. 1 is the A-A sectional view of Fig. 2, a kind of thin-walled revolution workpiece workpiece graduation drilling milling fast fixture, it comprises centring ring 7, clamping part, calibration part and base 25 4 parts, complete location by centring ring, base is fixed on milling machine.Clamping part mainly comprises folder spring 1, spring coil 2, clamp body 3, cylindrical cam 4, pin 6 and securing member, calibration part mainly comprises bearing 8, rotating disk 10, index pin 5, holder 51, handle 24, centring ring 7 outer surface is made up of up-small and down-big two faces of cylinder, the external diameter on the upper face of cylinder 71 and the diameter compatible of workpiece close, workpiece is played a supportive role, the intensity increasing thin-walled revolution workpiece makes it not easily damaged when clamping by outside, the external diameter on the lower face of cylinder 72 is greater than the external diameter of workpiece, and close with the diameter compatible of folder spring 1, shown in chain-dotted line in workpiece 9(Fig. 1) on the step that formed of the large small cylindrical surface that is placed on centring ring 7, be fixed between centring ring 7 and folder spring 1, centring ring 7 and folder both springs 1 clamp workpiece, clamp body 3 is enclosed within outside folder spring 1, the endoporus upper end of clamp body 3 is processed with the step circle of fixing spring coil 2, the outer surface on folder spring 1 top is up big and down small horn mouth 12, the inner surface of spring coil 2 matches with folder spring 1 top, in horn-like, outer surface matches with clamp body 3 upper end, be fixed between clamp body 3 and the top pressing from both sides spring 1, folder spring 1 top has fork groove 11, folder spring 1 is made circumferentially to have elasticity, folder spring 1 top has 2-8 fork groove.Fork groove quantity is more, elasticity is better, but add processing cost, be 6 fork grooves 11 in figure, cylindrical cam 4 is enclosed within the below outside clamp body 3, cylindrical cam 4 bilateral symmetry has the cam path 41 matched with pin 6, folder spring 1 corresponding position has the pin-and-hole matched with pin 6, centring ring 7, clamp body 3 corresponding position has the elongated hole 61 matched with pin 6, pin 6 is through the cam path 41 of cylindrical cam 4, the elongated hole of clamp body 3, the pin-and-hole of folder spring 1, the elongated hole of centring ring 7, four parts are fixed together, cylindrical cam 4 outer surface is fixed with handle bearing pin 42, handle 24 is enclosed within handle bearing pin 42, cylindrical cam 4 is driven to rotate, general cylindrical cam 4 outer surface is fixed with 2-4 handle bearing pin 42, in figure be three, handled easily.Like this when rotary cylinder cam 4, pin 6 moves downward under cam path 41 is led, and drive folder spring 1 to move downward, and centring ring 7, clamp body 3 is elongated hole 61 due to what coordinate with pin 6, keep motionless, under the effect of folder reed horn mouth, and the inside clamping work pieces of folder spring.
Four parts are placed on rotating disk 10 simultaneously, and namely workpiece is fixed on rotating disk 10.Rotating disk 10 is fixed on base 25 by bearing 8 and securing member, with workpiece, there is identical corner, and the part that can contact with index pin (as clamp body 3 or rotating disk 10) is designed with the index hole 31 of the identical calibration with workpiece to be processed, the utility model is in order to ensure the versatility of rotating disk, index hole 31 is designed on clamp body 3, index pin 5 is fixed on holder 51, the fixed form of index pin and holder 51 can with spring or screw thread, screw thread is better than spring connective stability, but be not as convenient as spring, index pin 5 of the present utility model is by being screwed on holder 51, and be fixed with knob 54 on the top of index pin 5, index pin 5 can be directly tightened or loosened by knob, simplify the operation course.Index pin can be that directly on holder 51, thread mill drilling coordinates with index pin with being threaded of holder 51, better mode is as shown in Figure 1, holder 51 has circular hole, with holding screw 53 hold-down nut 52 in circular hole, index pin 5 is fixed on holder 51 by nut 52.In order to the versatility of holder 51, index pin 5 is fixed on holder by nut 52, is convenient to adjust the index hole size designed by workpiece of differing heights and highly different, as long as change index pin 5 and nut 52.Holder 51 is fixed on base 25, and index pin 5 matches with index hole 31, make indexing process simply for index pin and index hole joint be separated, without the need to carrying out complicated calculating calibration again, improve working (machining) efficiency, decreasing artificial calibration mistake.The course of work of the present utility model: workpiece loads centring ring 7 and locates, handle 24 inserts the handle bearing pin 42 of cylindrical cam, turn clockwise cylindrical cam 4, and cylindrical cam 4 pin 6 moves to the minimum point of cam path, and pin 6 drive folder spring 1 has moved down the radial clamping to workpiece.Process a hole or groove, rotary index pin 5, index pin is separated with index hole 31, workpiece is rotated clockwise to the position needing processing, rotary index pin inserts in index hole and holds out against, after work pieces process completes, inverse time rotating cylindrical cam 4, pin 6 rises to the peak of cam path, unclamps workpiece.

Claims (6)

1. a thin-walled revolution workpiece workpiece graduation drilling milling fast fixture, it is characterized in that it comprises centring ring (7), clamping part, calibration part and base (25) four parts, clamping part mainly comprises folder spring (1), spring coil (2), clamp body (3), cylindrical cam (4), pin (6) and securing member, calibration part mainly comprises bearing (8), rotating disk (10), index pin (5), holder (51), handle (24), centring ring (7) outer surface is made up of up-small and down-big two faces of cylinder, the external diameter on the upper face of cylinder (71) and the diameter compatible of workpiece close, the external diameter of the lower face of cylinder (72) is greater than the external diameter of workpiece, and close with the diameter compatible of folder spring (1), clamp body (3) is enclosed within folder spring (1) outward, the outer surface on folder spring (1) top is up big and down small horn mouth, the inner surface of spring coil (2) matches with folder spring (1) top, outer surface matches with clamp body (3) upper end, be fixed between clamp body (3) and the top pressing from both sides spring (1), folder spring (1) top has fork groove (11), cylindrical cam (4) is enclosed within clamp body (3) outer lower side, cylindrical cam (4) bilateral symmetry has the cam path (41) matched with pin (6), folder spring (1) corresponding position has the pin-and-hole matched with pin (6), centring ring (7), clamp body (3) corresponding position has the elongated hole (61) matched with pin (6), pin (6) is through the cam path (41) of cylindrical cam (4), the elongated hole of clamp body (3), the pin-and-hole of folder spring (1), four parts are fixed together by the elongated hole of centring ring (7), and be placed on rotating disk (10) simultaneously, rotating disk (10) is fixed on base (25) by bearing (8), clamp body (3) or rotating disk (10) have the index hole (31) of calibration identical with workpiece to be processed, index pin (5) is fixed on holder (51), holder (51) is fixed on base (25), index pin (5) matches with index hole (31), cylindrical cam (4) outer surface is fixed with handle bearing pin (42), handle (24) is enclosed within handle bearing pin (42).
2. a kind of thin-walled revolution workpiece workpiece graduation drilling milling fast fixture according to claim 1, is characterized in that, folder spring (1) top has 2-8 fork groove (11).
3. a kind of thin-walled revolution workpiece workpiece graduation drilling milling fast fixture according to claim 1, it is characterized in that, index pin (5) is by being screwed on holder (51).
4. a kind of thin-walled revolution workpiece workpiece graduation drilling milling fast fixture according to claim 3, it is characterized in that, the top of index pin (5) is fixed with knob (54).
5. a kind of thin-walled revolution workpiece workpiece graduation drilling milling fast fixture according to claim 3, it is characterized in that, (51) have circular hole with holder, the interior holding screw of circular hole (53) hold-down nut (52), index pin (5) is fixed on holder (51) by nut (52).
6. a kind of thin-walled revolution workpiece workpiece graduation drilling milling fast fixture according to claim 1, is characterized in that, cylindrical cam (4) outer surface is fixed with 2-4 handle bearing pin (42).
CN201520800826.6U 2015-10-13 2015-10-13 Thin wall rotator workpiece graduation bores and mills rapid clamping device Withdrawn - After Issue CN205057579U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520800826.6U CN205057579U (en) 2015-10-13 2015-10-13 Thin wall rotator workpiece graduation bores and mills rapid clamping device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520800826.6U CN205057579U (en) 2015-10-13 2015-10-13 Thin wall rotator workpiece graduation bores and mills rapid clamping device

Publications (1)

Publication Number Publication Date
CN205057579U true CN205057579U (en) 2016-03-02

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105234699A (en) * 2015-10-13 2016-01-13 福建兵工装备有限公司 Thin-wall revolving body workpiece indexing, drilling and milling rapid clamping device
CN109571782A (en) * 2018-10-26 2019-04-05 广州市昊志机电股份有限公司 A kind of rotatable quick-clamping module of high-precision

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105234699A (en) * 2015-10-13 2016-01-13 福建兵工装备有限公司 Thin-wall revolving body workpiece indexing, drilling and milling rapid clamping device
CN109571782A (en) * 2018-10-26 2019-04-05 广州市昊志机电股份有限公司 A kind of rotatable quick-clamping module of high-precision

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AV01 Patent right actively abandoned

Granted publication date: 20160302

Effective date of abandoning: 20170531

AV01 Patent right actively abandoned