CN101602182B - Abrasive-flow processing machine tool - Google Patents
Abrasive-flow processing machine tool Download PDFInfo
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- CN101602182B CN101602182B CN2009100750064A CN200910075006A CN101602182B CN 101602182 B CN101602182 B CN 101602182B CN 2009100750064 A CN2009100750064 A CN 2009100750064A CN 200910075006 A CN200910075006 A CN 200910075006A CN 101602182 B CN101602182 B CN 101602182B
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Abstract
The invention provides an abrasive-flow machining machine tool, which belongs to the technical field of mechanical design and abrasive-flow machining in mechanical engineering and is a machine tool capable of realizing the automatic control of material-cylinder stroke in the abrasive-flow machining machine tool and the self-positioning clamping function of machined parts. The abrasive-flow machining machine tool is characterized in that the stretching stroke of an upper material-pushing cylinder 6 and a lower material-pushing cylinder 19 is limited through a material-cylinder limiting device consisting of a lock nut 22, a stroke-limiting nut 23, an upper gland 24, a sealing ring 25, a gland nut 26, a pressure spring 27, a cone block 28, a stroke switch 29 and a switch bracket 30. The machine tool has the advantages of simple organization, compact structure and high reliability. By adopting a spherical surface to restrain a spherical-surface pressing sleeve 14 and a lower material cylinder 15 when self-positioning clamping is performed, a workpiece can be allowed to deflect with the deflection of a compaction beam 4 in the clamping process so as to ensure that the workpiece is effectively clamped, eliminate gaps between the workpiece and the material cylinder, prevent abrasive from overflowing and guarantee machining effects.
Description
One, technical field
A kind of abrasive-flow processing machine tool of the present invention belongs to Machine Design and abrasive flows processing technique field in the mechanical engineering, is the lathe of the self-align clamping function of part in a kind of automatic control that can realize in the abrasive-flow processing machine tool material cylinder stroke and the processing.
Two, background technology
In some purposes, need complex-shaped machine components, polish such as some crooked pipe fitting endoporus or tiny slit in industries such as weaving and mould, but be difficult to improve its surface smoothness with traditional processing method, the artificial method of the employing that has is carried out sanding and polishing, that have even can't polish with traditional method, need open back segmentation polishing to the part subdivision, splice then or weld, efficient is low, even part caused local damage, can not satisfy the demand in the production reality fully; Thereby it is carried out very necessity of polishing processing with a kind of processing unit (plant) and method that is fit to complex-shaped machine components.The abrasive flows process technology produces under at such problem.
Abrasive flows processing be by make the resisting medium that wherein contains abrasive grain under the pressure by workpiece on or the aperture that passes workpiece polishes or the technology of grinding work-piece.Abrasive-flow processing machine tool by upper and lower two material cylinder filling abrasive materials, is expected Work-sheet pressing between the cylinders at upper and lower two with hold down gag usually again.Upper and lower material cylinder provides power by hydraulic cylinder, workpiece is passed in the abrasive material extruding, thereby surface of the work is polished.At first will guarantee man-hour workpiece is clamped adding, the stroke of material cylinder will be accurately controlled in the slit that do not have between material cylinder and the workpiece in addition exactly, should guarantee abrasive material is released, and guarantees again no longer to push workpiece, backhaul in time after abrasive material is all released.In the abrasive flow machining apparatus in patent 01823810.6 hold down gag by about two hydraulic cylinders form, two hydraulic cylinders often can not be synchronous fully when workpiece pressing, when press-fiting workpiece, has the slit sometimes like this, abrasive material is extruded from the slit during work, the effect of influence processing.
Three, summary of the invention
A kind of abrasive-flow processing machine tool purpose of the present invention is: workpiece clamps and expects the control problem of cylinder stroke in the existing abrasive flows processing unit (plant) of change and solution, thereby the abrasive-flow processing machine tool of a kind of effectively clamping work pieces with automatic control material cylinder stroke is provided.
A kind of abrasive-flow processing machine tool of the present invention, it is characterized in that it being that a kind of means that increase the sphere gland by the end at the material cylinder realize effective clamping work pieces and stopping means is set realizing the abrasive-flow processing machine tool of control material cylinder stroke automatically in charging cylinder, mainly by rack section, hold down gag, material-pulling device, compress stopping means, self locating device and material cylinder stopping means and form:
I, rack section mainly are made up of frame 1, push-button station 16 and push-button station support 18, and push-button station 16 is installed in the right side of frame 1 by push-button station support 18;
II, hold down gag mainly by left compressed oil cylinder 2, left connecting axle 3, compress crossbeam 4, right connecting axle 11 and right compressed oil cylinder 13 and form; Left side compressed oil cylinder 2 and right compressed oil cylinder 13 symmetries are installed in the and arranged on left and right sides of frame 1 respectively, the pull bar of left side compressed oil cylinder 2 is connected with the left side that compresses crossbeam 4 by left connecting axle 3, and the pull bar of right compressed oil cylinder 13 is connected with the right side that compresses crossbeam 4 by right connecting axle 11;
III, material-pulling device mainly is made up of two charging cylinder assemblies up and down, last charging cylinder assembly is by material loading cylinder piston 5, last charging cylinder 6 and material loading cylinder 7 are formed, last charging cylinder 6 is installed in and compresses on the crossbeam 4, the push rod head of last charging cylinder 6 is equipped with material loading cylinder piston 5, material loading cylinder piston 5 is enclosed within the material loading cylinder 7, following charging cylinder assembly is by blanking cylinder piston 17, following charging cylinder 19 and blanking cylinder 15 are formed, following charging cylinder 19 is installed on the frame 1, the push rod head of following charging cylinder 19 is equipped with blanking cylinder piston 17, blanking cylinder piston 17 is enclosed within the blanking cylinder 15, at the both-side opening place of last charging cylinder 6 lower cover 20 and upper press cover 26 are housed, piston 23 is contained in the vestibule of charging cylinder 6, and following charging cylinder 19 is identical with last charging cylinder 6 structures;
IV, compress stopping means and mainly form by locating piece 8, crossbeam travel switch 9 and travel switch support 12, locating piece 8 is fixed on the right lateral side that compresses crossbeam 4, travel switch support 12 is installed on the table top of 8 times methods, racks 1 of locating piece, is fixed with crossbeam travel switch 9 on the travel switch support 12;
V, self locating device are mainly formed by connecing cover 10 and sphere gland 14, connect the lower end that cover 10 usefulness bolts are installed in material loading cylinder 7, and sphere gland 14 usefulness bolts are installed in the upper end of blanking cylinder 15;
VI, material cylinder stopping means is mainly by piston rod 21, guide rod 22, piston 23, locking nut 24, limit journey nut 25, sealing ring 27, clamp nut 28, stage clip 29, awl piece 30, travel switch 31 and switch bracket 32 are formed, locking nut 24 is pressed on piston rod 21 on the piston 23, limit journey nut 25 is equipped with in the upper end of piston rod 21, stretch in the endoporus of piston rod 21 lower end of guide rod 22, the other end passes limit journey nut 25, stretch out upper press cover 26, between upper press cover 26 and guide rod 22, sealing ring 27 is housed, sealing ring 27 is pressed on the upper press cover 26 by clamp nut 28, to bore piece 30 in guide rod 22 upper ends with nut is limited on the guide rod 22, between clamp nut 28 and awl piece 30, stage clip 29 is housed, switch bracket 32 is fixed on the upper press cover 26, and travel switch 31 is fixed by bolts on the switch bracket 32.
Above-mentioned a kind of abrasive-flow processing machine tool, it is characterized in that cooperating by sphere between described sphere gland 14 and the blanking cylinder 15, the internal diameter of sphere gland 14 is identical with blanking cylinder 15, the cooperation sphere of sphere gland 14 and blanking cylinder 15 forms through attrition process, and sphere gland 14 carries out equivalent deflection with the deflection of workpiece and realizes self-align workpiece pressing under the constraint that cooperates sphere in the process of workpiece pressing.
Above-mentioned a kind of abrasive-flow processing machine tool, it is characterized in that described material cylinder stopping means is installed on charging cylinder 6 and the following charging cylinder 19, limit signal is passed to controller through travel switch 31, realizes the automatic control of stretching out stroke to last charging cylinder 6 and following charging cylinder 19.
The using method of above-mentioned a kind of abrasive-flow processing machine tool is characterized in that:
I, in blanking cylinder 15, fill up the fluid abrasive material after, workpiece be placed on connect between cover 10 and the sphere gland 14, thereby drive and connect cover 10 Work-sheet pressing is being connect between cover 10 and the sphere gland 14 by the drop-down crossbeam 4 that compresses of left compressed oil cylinder 2 and right compressed oil cylinder 13.The stroke place that material loading cylinder piston 5 reaches setting stops, and blanking cylinder piston 17 moves up abrasive material is headed into material loading cylinder 7, finishes a circulation; The material loading cylinder piston 5 stroke place that reaches setting again downwards stops then, blanking cylinder piston 17 moves up again, circulation so repeatedly, be recycled to the processing number of times of setting, processing stops, material loading cylinder piston 5 and compress crossbeam 4 and lift simultaneously compresses crossbeam 4 and rises to when locating piece 8 is run into crossbeam travel switch 9 and stop, and machines;
II, when material loading cylinder piston 5 stretches out, guide rod 22 in the material cylinder stopping means is motionless, when the flange that material loading cylinder piston 5 reaches guide rod 22 contacts with limit journey nut 25, guide rod 22 is with moving in a similar direction under the drive of material loading cylinder piston 5, simultaneously, guide rod 22 drives 30 motions of awl piece, up to awl piece 30 crush stroke switches 31 contacts, travel switch 31 sends signal, the stroke that stretches out of material loading cylinder piston 5 stops, material loading cylinder piston 5 is return backward, and awl piece 30 is got back to original position under the effect of stage clip 29;
When III, workpiece pressing, left side compressed oil cylinder 2 and right compressed oil cylinder 13 move downward, because two compressed oil cylinders are difficult to keep synchronously, make workpiece that the deflection of trace can take place, under the drive of workpiece, equivalent deflection takes place in sphere gland 14 under the sphere constraint of sphere gland 14 and blanking cylinder 15, thereby guarantees automatic workpiece pressing.
The advantage of a kind of abrasive-flow processing machine tool of the present invention is:
Adopt the sphere constraint between I, sphere gland 14 and the blanking cylinder 15, can make workpiece deflection with the deflection that compresses crossbeam 4 in clamping process, guarantee that workpiece effectively clamps, eliminated the slit between workpiece and material cylinder, avoided abrasive material excessive, guaranteed processing effect;
Material cylinder stopping means among II, employing the present invention, mechanism is simple, compact conformation, reliability height.
Four, description of drawings
Fig. 1 is the simplified schematic diagram of abrasive-flow processing machine tool
A compressed oil cylinder 3-left side, 1-frame 2-left side connecting axle 4-compresses crossbeam 5-material loading cylinder piston
The last charging cylinder 7-of 6-material loading cylinder 8-locating piece 9-crossbeam travel switch 10-connects cover
The right compressed oil cylinder 14-of the right connecting axle 12-of 11-travel switch support 13-sphere gland 15-blanking cylinder
Charging cylinder under the 16-push-button station 17-blanking cylinder piston 18-push-button station support 19-
Fig. 2 is the simplified schematic diagram of material cylinder stopping means
20-lower cover 21-piston rod 22-guide rod 23-piston 24-locking nut 25-limit journey nut
26-upper press cover 27-sealing ring 28-clamp nut 29-stage clip 30-awl piece 31-travel switch
The 32-switch bracket
Five, the specific embodiment
Embodiment one:
A kind of abrasive-flow processing machine tool, mainly by rack section, hold down gag, material-pulling device, compress stopping means, self locating device and material cylinder stopping means and form.
I, rack section mainly are made up of frame 1, push-button station 16 and push-button station support 18, and push-button station 16 is installed in the right side of frame 1 by push-button station support 18.
II, hold down gag mainly by left compressed oil cylinder 2, left connecting axle 3, compress crossbeam 4, right connecting axle 11 and right compressed oil cylinder 13 and form; Left side compressed oil cylinder 2 and right compressed oil cylinder 13 symmetries are installed in the and arranged on left and right sides of frame 1, the pull bar of left side compressed oil cylinder 2 is connected with the left side that compresses crossbeam 4 by left connecting axle 3, and the pull bar of right compressed oil cylinder 13 is connected with the right side that compresses crossbeam 4 by right connecting axle 11.
III, material-pulling device mainly are made up of two charging cylinder assemblies up and down, last charging cylinder assembly is made up of material loading cylinder piston 5, last charging cylinder 6 and material loading cylinder 7, last charging cylinder 6 is installed in and compresses on the crossbeam 4, the push rod head of last charging cylinder 6 is equipped with material loading cylinder piston 5, and material loading cylinder piston 5 is enclosed within the material loading cylinder 7.Following charging cylinder assembly is made up of blanking cylinder piston 17, following charging cylinder 19 and blanking cylinder 15, and following charging cylinder 19 is installed on the frame 1, and the push rod head of following charging cylinder 19 is equipped with blanking cylinder piston 17, and blanking cylinder piston 17 is enclosed within the blanking cylinder 15.At the both-side opening place of last charging cylinder 6 lower cover 20 and upper press cover 26 are housed, piston 23 is contained in the vestibule of charging cylinder 6, and following charging cylinder 19 is identical with last charging cylinder 6 structures.
IV, compress stopping means and mainly form by locating piece 8, crossbeam travel switch 9 and travel switch support 12, locating piece 8 is fixed on the right lateral side that compresses crossbeam 4, travel switch support 12 is installed in the right lateral side of frame 1, is fixed with crossbeam travel switch 9 on the travel switch support 12.
V, self locating device are mainly formed by connecing cover 10 and sphere gland 14; Connect the lower end that cover 10 usefulness bolts are installed in material loading cylinder 7, sphere gland 14 usefulness bolts are installed in the upper end of blanking cylinder 15.
VI, material cylinder stopping means mainly are made up of piston rod 21, guide rod 22, piston 23, locking nut 24, limit journey nut 25, sealing ring 27, clamp nut 28, stage clip 29, awl piece 30, travel switch 31 and switch bracket 32; Locking nut 24 is pressed on piston rod 21 on the piston 23, limit journey nut 25 is equipped with in the upper end of piston rod 21, stretch in the endoporus of piston rod 21 lower end of guide rod 22, the other end passes limit journey nut 25, stretch out upper press cover 26, between upper press cover 26 and guide rod 22, sealing ring 27 is housed, sealing ring 27 is pressed on the upper press cover 26 by clamp nut 28, to bore piece 30 in guide rod 22 upper ends with nut is limited on the guide rod 22, between clamp nut 28 and awl piece 30, stage clip 29 is housed, switch bracket 32 is fixed on the upper press cover 26, and travel switch 31 is fixed by bolts on the switch bracket 32.Cooperate by sphere between described sphere gland 14 and the blanking cylinder 15, the internal diameter of sphere gland 14 is identical with blanking cylinder 15, the cooperation sphere of sphere gland 14 and blanking cylinder 15 forms through attrition process, and sphere gland 14 carries out equivalent deflection with the deflection of workpiece and realizes self-align workpiece pressing under the constraint that cooperates sphere in the process of workpiece pressing.Described material cylinder stopping means is installed on charging cylinder 6 and the following charging cylinder 19, and limit signal is passed to controller through travel switch 31, realizes the automatic control of stretching out stroke to last charging cylinder 6 and following charging cylinder 19.
Wherein, the internal diameter of upper and lower material cylinder is 140mm, and stroke is 270mm, and the spherical radius of sphere gland 12 is 90mm, and the length of guide rod 20 is 350mm, and crossbeam travel switch 9 and travel switch 31 all adopt limit switch LXK2.Be used for the abrasive material processing of general irregular part.
Embodiment two:
A kind of abrasive-flow processing machine tool on the basis of embodiment one, only keeps blanking cylinder 15 in the following charging cylinder assembly, and all the other all remove, and realize unidirectional processing; In order to increase the capacity of abrasive material, change the internal diameter of material loading cylinder into 180mm, stroke changes 300mm into, and the spherical radius of sphere gland 12 is 100mm, and the length of guide rod 20 is 400mm, adds man-hour abrasive material to be placed in the charging cylinder, only plays the effect of unidirectional processing.Be mainly used in eliminating to polishing after the injection mold runner processing and smear metal.
Embodiment three:
A kind of abrasive-flow processing machine tool, on the basis of embodiment one, to descend charging cylinder assembly and the reversing of position of last charging cylinder assembly, like this, sphere gland 14 is positioned at the top of self locating device, be mainly used in the occasion of workpiece weight when big, at this moment, the sphere constraint is positioned at the workpiece top, when left compressed oil cylinder 2 and right compressed oil cylinder 13 can not keep synchronous, workpiece does not deflect, and sphere gland 14 with compressing crossbeam 4 equivalent deflection takes place when compressing crossbeam 4 deflections, and yawing moment is opposite with the yawing moment that compresses crossbeam.Assurance is with the workpiece reliable grip.
Claims (3)
1. abrasive-flow processing machine tool, it is characterized in that it being that a kind of means that increase the sphere gland by the end at the material cylinder realize effective clamping work pieces and stopping means is set realizing the abrasive-flow processing machine tool of control material cylinder stroke automatically in charging cylinder, by rack section, hold down gag, material-pulling device, compress stopping means, self locating device and material cylinder stopping means and form:
I, rack section are made up of frame (1), push-button station (16) and push-button station support (18), and push-button station (16) is installed in the right side of frame (1) by push-button station support (18);
II, hold down gag by left compressed oil cylinder (2), left connecting axle (3), compress crossbeam (4), right connecting axle (11) and right compressed oil cylinder (13) and form; Left side compressed oil cylinder (2) and right compressed oil cylinder (13) symmetry are installed in the and arranged on left and right sides of frame (1) respectively, the pull bar of left side compressed oil cylinder (2) is connected with the left side that compresses crossbeam (4) by left connecting axle (3), and the pull bar of right compressed oil cylinder (13) is connected with the right side that compresses crossbeam (4) by right connecting axle (11);
III, material-pulling device is made up of two charging cylinder assemblies up and down, last charging cylinder assembly is by material loading cylinder piston (5), last charging cylinder (6) and material loading cylinder (7) are formed, last charging cylinder (6) is installed in and compresses on the crossbeam (4), the push rod head of last charging cylinder (6) is equipped with material loading cylinder piston (5), material loading cylinder piston (5) is enclosed within the material loading cylinder (7), following charging cylinder assembly is by blanking cylinder piston (17), following charging cylinder (19) and blanking cylinder (15) are formed, following charging cylinder (19) is installed in the frame (1), the push rod head of following charging cylinder (19) is equipped with blanking cylinder piston (17), blanking cylinder piston (17) is enclosed within the blanking cylinder (15), lower cover (20) and upper press cover (26) are housed at the both-side opening place of last charging cylinder (6), piston (23) is contained in the vestibule of charging cylinder (6), and last charging cylinder (6) and following charging cylinder (19) all are equipped with material cylinder stopping means;
IV, compress stopping means and form by locating piece (8), crossbeam travel switch (9) and travel switch support (12), locating piece (8) is fixed on the right lateral side that compresses crossbeam (4), travel switch support (12) is installed on the table top of methods, rack (1) under the locating piece (8), is fixed with crossbeam travel switch (9) on the travel switch support (12);
V, self locating device be by connecing cover (10) and sphere gland (14) is formed, and connects cover (10) and be installed in the lower end of material loading cylinder (7) with bolt, and sphere gland (14) is installed in the upper end of blanking cylinder (15) with bolt;
VI, material cylinder stopping means is by piston rod (21), guide rod (22), piston (23), locking nut (24), limit journey nut (25), sealing ring (27), clamp nut (28), stage clip (29), awl piece (30), travel switch (31) and switch bracket (32) are formed, locking nut (24) is pressed on piston rod (21) on the piston (23), limit journey nut (25) is equipped with in the upper end of piston rod (21), stretch in the endoporus of piston rod (21) lower end of guide rod (22), the other end passes limit journey nut (25), stretch out upper press cover (26), between upper press cover (26) and guide rod (22), sealing ring (27) is housed, sealing ring (27) is pressed on the upper press cover (26) by clamp nut (28), to bore piece (30) with nut in guide rod (22) upper end is limited on the guide rod (22), between clamp nut (28) and awl piece (30), stage clip (29) is housed, switch bracket (32) is fixed on the upper press cover (26), and travel switch (31) is fixed by bolts on the switch bracket (32).
2. according to the described a kind of abrasive-flow processing machine tool of claim 1, it is characterized in that cooperating by sphere between described sphere gland (14) and the blanking cylinder (15), the internal diameter of sphere gland (14) is identical with blanking cylinder (15), the cooperation sphere of sphere gland (14) and blanking cylinder (15) forms through attrition process, and sphere gland (14) carries out equivalent deflection with the deflection of workpiece and realizes self-align workpiece pressing under the constraint that cooperates sphere in the process of workpiece pressing.
3. according to the described a kind of abrasive-flow processing machine tool of claim 1, it is characterized in that described material cylinder stopping means is installed on charging cylinder (6) and the following charging cylinder (19), limit signal is passed to controller through travel switch (31), realizes the automatic control of stretching out stroke to last charging cylinder (6) and following charging cylinder (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100750064A CN101602182B (en) | 2009-07-25 | 2009-07-25 | Abrasive-flow processing machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100750064A CN101602182B (en) | 2009-07-25 | 2009-07-25 | Abrasive-flow processing machine tool |
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| Publication Number | Publication Date |
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| CN101602182A CN101602182A (en) | 2009-12-16 |
| CN101602182B true CN101602182B (en) | 2010-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009100750064A Expired - Fee Related CN101602182B (en) | 2009-07-25 | 2009-07-25 | Abrasive-flow processing machine tool |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103659619A (en) * | 2013-12-18 | 2014-03-26 | 中航力源液压股份有限公司 | Abrasive flow machining device capable of cleaning sharp edges and burrs at annular grooves in deep holes |
| CN111531462A (en) * | 2020-05-11 | 2020-08-14 | 太原理工大学 | Fluid abrasive finishing device and method for tubular workpiece |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101913109B (en) * | 2010-08-19 | 2012-03-07 | 中国航空工业第六一八研究所 | Device and method for processing elongated holes with high cleanliness and low roughness |
| CN104888918A (en) * | 2015-06-16 | 2015-09-09 | 吴江澳明纺织品有限公司 | Grinding device for textiles |
| CN105643473B (en) * | 2015-12-28 | 2017-12-26 | 广州大学 | A kind of lapping device of cylindrical work outer peripheral face |
| CN211103368U (en) * | 2019-08-29 | 2020-07-28 | 南京星合精密智能制造研究院有限公司 | Abrasive flow machining device for special-shaped inner hole curved surface |
| CN115213792B (en) * | 2022-07-14 | 2023-11-03 | 大连理工大学 | Polishing system, self-adaptive polishing device and polishing method for polishing outer roller path of bearing ring |
-
2009
- 2009-07-25 CN CN2009100750064A patent/CN101602182B/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103659619A (en) * | 2013-12-18 | 2014-03-26 | 中航力源液压股份有限公司 | Abrasive flow machining device capable of cleaning sharp edges and burrs at annular grooves in deep holes |
| CN103659619B (en) * | 2013-12-18 | 2016-04-06 | 中航力源液压股份有限公司 | A kind of point limit, cleaning deep hole annular groove place and burr abrasive Flow Machining device |
| CN111531462A (en) * | 2020-05-11 | 2020-08-14 | 太原理工大学 | Fluid abrasive finishing device and method for tubular workpiece |
| CN111531462B (en) * | 2020-05-11 | 2022-01-25 | 太原理工大学 | Fluid abrasive finishing device and method for tubular workpiece |
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| CN101602182A (en) | 2009-12-16 |
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