CN112059925A - Workpiece clamping device for turntable type shot blasting machine - Google Patents
Workpiece clamping device for turntable type shot blasting machine Download PDFInfo
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- CN112059925A CN112059925A CN202010975956.9A CN202010975956A CN112059925A CN 112059925 A CN112059925 A CN 112059925A CN 202010975956 A CN202010975956 A CN 202010975956A CN 112059925 A CN112059925 A CN 112059925A
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- fixedly connected
- shot blasting
- blasting machine
- sliding
- clamping device
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- 238000005422 blasting Methods 0.000 title claims abstract description 28
- 239000012530 fluid Substances 0.000 claims abstract description 17
- 239000003792 electrolyte Substances 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims description 17
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 7
- 230000005684 electric field Effects 0.000 abstract description 3
- 238000001125 extrusion Methods 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 12
- 239000010959 steel Substances 0.000 description 12
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 5
- 239000007787 solid Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C9/00—Appurtenances of abrasive blasting machines or devices, e.g. working chambers, arrangements for handling used abrasive material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/18—Abrasive blasting machines or devices; Plants essentially provided with means for moving workpieces into different working positions
- B24C3/20—Abrasive blasting machines or devices; Plants essentially provided with means for moving workpieces into different working positions the work being supported by turntables
- B24C3/24—Apparatus using impellers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C9/00—Appurtenances of abrasive blasting machines or devices, e.g. working chambers, arrangements for handling used abrasive material
- B24C9/006—Treatment of used abrasive material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention relates to the technical field of shot blasting machines, and discloses a workpiece clamping device for a turntable type shot blasting machine, which comprises a turntable, wherein the top of the turntable is fixedly connected with a clamp frame, one side of the clamp frame is fixedly connected with an outer clamping seat, electrorheological fluid is filled in the outer clamping seat, the inner part of the outer clamping seat is fixedly connected with a flexible piece, and one end of the flexible piece is fixedly connected with an outer ejector rod; the outer ejector pin atress extrusion flexible piece of work piece another side department, the flexible piece is with impact force conduction to the piezoelectricity seat in again, make the electrolyte board in the piezoelectricity seat take place to deform, according to piezoelectric effect, can produce the electric current on the electrolyte board, at this moment, the electric current becomes the electrorheological fluids in the outer grip slipper, make the electric current for electrorheological fluids application electric field, make electrorheological fluids become solid-state in the twinkling of an eye, make outer ejector pin lose the flexibility, thereby make outer ejector pin can stabilize fix the work piece, thereby avoided the work piece to take place the phenomenon of rocking, promote the processing effect of work piece.
Description
Technical Field
The invention relates to the technical field of shot blasting machines, in particular to a workpiece clamping device for a turntable type shot blasting machine.
Background
The rotary table shot blasting machine is suitable for cleaning attachments such as sand-bonded oxide skin and the like on the surfaces of flat, thin-walled and collision-resistant small parts in a casting and forging and heat treatment workshop. Through shot blasting, the rust on the surface of the workpiece can be removed, rust, dirt and the like on various workpieces can be cleaned, and the surface quality of the workpiece is improved; meanwhile, the internal stress of the workpiece can be improved, the purpose of strengthening is achieved, and the fatigue resistance of the workpiece is improved.
Among the prior art, for the convenience fix the work piece, can set up anchor clamps and carry out the centre gripping to the work piece usually, wherein, add man-hour to the comparatively crooked work piece in some surfaces, in order to adapt to the crooked face of work piece, can adopt flexible material to fix it usually, make anchor clamps can be better with the work piece laminating, however when polishing, a face of work piece can receive the impact force, lead to the work piece on the flexible anchor clamps to easily take place to rock, thereby the quality is thrown in the influence, and simultaneously, the in-process of throwing the ball, the steel shot material is easily piled up on the surface of revolving stage, thereby the work of revolving stage is influenced.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a workpiece clamping device for a turntable type shot blasting machine, which has the advantages that when impact force is applied, a flexible part is changed into a solid state, the workpiece is prevented from shaking, when the impact force is not applied, the flexible part is changed into a liquid state, the workpiece can be better attached to a clamp, meanwhile, steel shot materials on a turntable can be automatically cleaned, and the problem that when polishing is carried out, one surface of the workpiece is subjected to the impact force, the workpiece on the flexible clamp is easy to shake, the shot blasting quality is affected, and meanwhile, the steel shot materials are easy to accumulate on the surface of the turntable in the shot blasting process, and the work of the turntable is affected is solved.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a workpiece clamping device for a turntable type shot blasting machine comprises a turntable, wherein the top of the turntable is fixedly connected with a clamp frame, one side of the clamp frame is fixedly connected with an outer clamping seat, electrorheological fluid is filled in the outer clamping seat, the inner part of the outer clamping seat is fixedly connected with a flexible piece, one end of the flexible piece is fixedly connected with an outer ejector rod, one end of the outer clamping seat is fixedly connected with a piezoelectric seat, and the inner part of the piezoelectric seat is fixedly connected with an electrolyte plate;
the fixture comprises an inner clamping seat fixedly connected with one side of a fixture frame, an inner ejector rod is slidably connected with the inner side wall of the inner clamping seat, a sliding plate is fixedly connected with one side of the inner ejector rod, a compression spring is fixedly connected with one side of the sliding plate, an inner sliding block is fixedly connected with one end of the compression spring, a piezoelectric sensor is fixedly connected with one side of the inner sliding block, a sliding sleeve is fixedly connected with the other side of the fixture frame, an electromagnet is fixedly connected with the inner side wall of the sliding sleeve, a permanent magnet is slidably connected with the inner side wall of the sliding sleeve, a push rod and a reset spring are fixedly connected with one side of the permanent magnet, and an.
Preferably, a discharge groove is formed in the upper surface of the rotary table, a positioning pin is fixedly connected to the position of the center of the circle at the top of the rotary table, the discharge groove is used for discharging steel shot materials accumulated on the rotary table, and the positioning pin is used for positioning the position of a workpiece.
Preferably, the number of the fixture frames is four, the fixture frames are symmetrically arranged with reference to the top center of the rotary table, and the four fixture frames synchronously clamp four surfaces of the workpiece, so that the stability of the workpiece is improved.
Preferably, the outer clamping seats are symmetrically distributed on the outer side of the clamp frame, and the outer clamping seats fix the surface of the workpiece.
Preferably, both sides of the piezoelectric sensor are provided with pressure springs, and the pressure springs extrude the piezoelectric sensor.
Preferably, the outer side wall of the permanent magnet is fixedly connected with a sliding wheel, the sliding wheel is in sliding connection with the inner side wall of the sliding sleeve, and the sliding wheel drives the permanent magnet to slide in the sliding sleeve by arranging the sliding wheel.
Preferably, the arc push pedal is located the upper surface of revolving stage, the arc push pedal with the upper surface of revolving stage is closely laminated, and the arc push pedal pushes away the steel shot material of piling up on the revolving stage to discharge chute department at the in-process that removes.
(III) advantageous effects
Compared with the prior art, the invention provides a workpiece clamping device for a turntable type shot blasting machine, which has the following beneficial effects:
1. the workpiece clamping device for the turntable type shot blasting machine is characterized in that an outer clamping seat is arranged, electrorheological fluid is filled in the outer clamping seat, the outer ejector rod is supported by a flexible part in the outer clamping seat to be in a flexible state by utilizing the characteristic of the electrorheological fluid, the outer ejector rod can automatically eject a workpiece according to the bending surface of the workpiece by utilizing the solid state in the electrified state and the liquid state in the non-electrified state when the workpiece is fixed, the outer ejector rod is in the flexible state, the outer ejector rod can be well attached to the outer ejector rod on the outer surface of the workpiece, when shot blasting operation is carried out, a steel shot material flowing at high speed strikes one surface of the workpiece, the outer ejector rod on the other surface of the workpiece is forced to extrude the flexible part, the flexible part transmits impact force into the piezoelectric seat, an electrolyte plate in the piezoelectric seat is deformed, current can be generated on the electrolyte plate according to the piezoelectric effect, and at the moment, the current passes through the electrorheological fluid in the outer, make electric current become the electrorheological fluids and exert voltage electric field for the electrorheological fluids, make the electrorheological fluids become solid-state in the twinkling of an eye, make outer ejector pin lose the flexibility to what make outer ejector pin can stabilize fixes the work piece, thereby avoided the work piece to take place the phenomenon of rocking, promoted the processing effect of work piece.
2. The workpiece clamping device for the turntable type shot blasting machine is characterized in that an inner clamping seat is arranged, an inner ejector rod is arranged inside the inner clamping seat, one end of the inner ejector rod passes through a compression spring and an inner sliding block, a piezoelectric sensor is arranged on one side of the inner sliding block, in the shot blasting process of a workpiece, one surface of the workpiece is influenced by impact force, impact force is also applied to the inner ejector rod which is in contact with the workpiece, the inner ejector rod extrudes the inner sliding block through the compression spring, the inner sliding block transmits the received force to the piezoelectric sensor, the piezoelectric sensor receives pressure information and provides an electric signal for an electromagnet in a sliding sleeve on one side of a clamp frame, so that the electromagnet in the sliding sleeve starts to work, one side of the electromagnet has polarity, and then the electromagnet pushes a permanent magnet in the sliding sleeve to move outwards according to the principle that homopolarity of the magnet repels each other, so that the permanent magnet drives an, make the arc push pedal push away to row material tank department with accumulational shot material on the revolving stage, and simultaneously, when the revolving stage is rotatory when another side, throw ball mechanism and polish the another side of work piece, at this moment, the interior ejector pin of last face does not receive the impact force to influence, the piezoelectric sensor who makes last face does not receive the impact force to influence, make the electro-magnet of last face out of work, make the push rod reset under reset spring's effect, make the push rod drive the arc push pedal and reset, accomplish reciprocating motion, make the arc push pedal release the shot material at the reciprocal of the upper surface of revolving stage, thereby effectively avoided piling up of shot material.
Drawings
FIG. 1 is a top view of a turntable according to the present invention;
FIG. 2 is a schematic view of a jig frame according to the present invention;
FIG. 3 is a cross-sectional view of the outer holder of the present invention;
FIG. 4 is a cross-sectional view of the inner holder of the present invention;
FIG. 5 is a first diagram showing the positional relationship between the sliding sleeve and the arcuate push plate according to the present invention;
FIG. 6 is a second diagram showing the position relationship between the sliding sleeve and the curved push plate according to the present invention.
In the figure: 1. a turntable; 11. a discharge chute; 12. positioning pins; 2. a clamp frame; 3. an outer clamping seat; 31. electrorheological fluid; 32. a flexible member; 33. an outer ejector rod; 34. a piezoelectric base; 35. an electrolyte plate; 4. an inner clamping seat; 41. an inner ejector rod; 42. a sliding plate; 43. a compression spring; 44. an inner slider; 45. a piezoelectric sensor; 46. a pressure applying spring; 5. a sliding sleeve; 51. an electromagnet; 52. a permanent magnet; 53. a sliding wheel; 54. a push rod; 55. a return spring; 56. an arc-shaped push plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, a workpiece clamping device for a turntable type shot blasting machine comprises a turntable 1, a material discharge groove 11 is formed in the upper surface of the turntable 1, a positioning pin 12 is fixedly connected to the center of the top of the turntable 1, the material discharge groove 11 is used for discharging steel shots accumulated on the turntable 1, the positioning pin 12 is used for positioning the position of a workpiece, four fixture frames 2 are fixedly connected to the top of the turntable 1, the fixture frames 2 are totally provided, the four fixture frames 2 are symmetrically arranged with reference to the center of the top of the turntable 1, the four fixture frames 2 synchronously clamp four surfaces of the workpiece, the stability of the workpiece is improved, one side of each fixture frame 2 is fixedly connected with an outer clamping seat 3, the outer clamping seats 3 are symmetrically arranged on the outer side of the fixture frame 2, the outer clamping seats 3 fix the surface of the workpiece, electrorheological fluid 31 is filled in the outer clamping seats 3, and a flexible piece 32 is fixedly connected in the outer clamping seats 3, the flexible part 32 can be a spring, one end of the flexible part 32 is fixedly connected with an outer ejector rod 33, one end of the outer clamping seat 3 is fixedly connected with a piezoelectric seat 34, and the interior of the piezoelectric seat 34 is fixedly connected with an electrolyte plate 35;
one side of the fixture frame 2 is fixedly connected with an inner clamping seat 4, the inner side wall of the inner clamping seat 4 is slidably connected with an inner mandril 41, one side of the inner mandril 41 is fixedly connected with a sliding plate 42, one side of the sliding plate 42 is fixedly connected with a compression spring 43, one end of the compression spring 43 is fixedly connected with an inner sliding block 44, one side of the inner sliding block 44 is fixedly connected with a piezoelectric sensor 45, two sides of the piezoelectric sensor 45 are respectively provided with a pressure spring 46, the pressure spring 46 extrudes the piezoelectric sensor 45, the other side of the fixture frame 2 is fixedly connected with a sliding sleeve 5, the inner side wall of the sliding sleeve 5 is fixedly connected with an electromagnet 51, the inner side wall of the sliding sleeve 5 is slidably connected with a permanent magnet 52, the outer side wall of the permanent magnet 52 is fixedly connected with a sliding wheel 53, the sliding wheel 53 is slidably connected with the inner side wall of, one side of permanent magnet 52 is fixedly connected with push rod 54 and reset spring 55, and the one end fixedly connected with arc push pedal 56 of push rod 54, arc push pedal 56 are located the upper surface of revolving stage 1, and arc push pedal 56 is closely laminated with the upper surface of revolving stage 1, and arc push pedal 56 pushes away the steel ball material that piles up on revolving stage 1 to discharge chute 11 department at the in-process that removes.
The working principle is as follows: when the device is used, firstly, when a workpiece is fixed, the bottom surface of the workpiece is inserted into the positioning pin 12 for preliminary fixing, then the outer wall of the workpiece is contacted with the outer ejector rod 33 on the clamp frame 2 and the inner ejector rod 41 on the inner clamping seat 4, the flexible piece 32 in the outer clamping seat 3 supports the outer ejector rod 33, the outer ejector rod 33 is in a flexible state, the outer ejector rod 33 can automatically eject the workpiece according to the bending surface of the workpiece, the outer surface of the workpiece can be better attached to the outer ejector rod 33, when shot blasting is carried out, steel shots flowing at high speed strike one surface of the workpiece, the outer ejector rod 33 at the other surface of the workpiece is forced to extrude the flexible piece 32, the flexible piece 32 transmits impact force into the piezoelectric seat 34, the electrolyte plate 35 in the piezoelectric seat 34 is deformed, current can be generated on the electrolyte plate 35 according to the piezoelectric effect, and at the moment, the current passes through the electrorheological fluid 31 in the outer clamping seat 3, the electric current applies a pressure electric field to the electro-rheological fluid 31, so that the electro-rheological fluid 31 is instantly changed into a solid state, and the outer ejector rod 33 loses flexibility, so that the outer ejector rod 33 can stably fix the workpiece.
Please refer to fig. 1 to 3 for the above structure and process.
In the process of shot blasting of the workpiece, one side of the workpiece is influenced by impact force, the impact force is also applied to the inner ejector rod 41 which is in contact with the workpiece, the inner ejector rod 41 extrudes the inner sliding block 44 through the compression spring 43, the inner sliding block 44 transmits the received force to the piezoelectric sensor 45, the piezoelectric sensor 45 receives pressure information, an electric signal is provided for the electromagnet 51 in the sliding sleeve 5 at one side of the clamp frame 2, the electromagnet 51 in the sliding sleeve 5 starts to work, one side of the electromagnet 51 has polarity, the electromagnet 51 pushes the permanent magnet 52 in the sliding sleeve 5 to move outwards according to the principle that homopolarity of the magnet repels each other, the permanent magnet 52 drives the arc-shaped push plate 56 on the push rod 54 to move towards the outer side of the rotary table 1, the arc-shaped push plate 56 pushes steel shots accumulated on the rotary table 1 to the discharge groove 11, and meanwhile, when the rotary table 1 rotates to the other side, the shot blasting mechanism polish, at this time, the inner ejector rod 41 of the previous surface is not influenced by the impact force, so that the piezoelectric sensor 45 of the previous surface is not influenced by the impact force, the electromagnet 51 of the previous surface does not work, the push rod 54 is reset under the action of the reset spring 55, the push rod 54 drives the arc push plate 56 to reset, the reciprocating motion is completed, the arc push plate 56 is enabled to push out steel shot materials on the upper surface of the rotary table 1 in a reciprocating mode, and therefore the accumulation of the steel shot materials is effectively avoided.
Please refer to fig. 1 and fig. 4 to fig. 6 for the above structure and process.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a work piece clamping device for revolving stage formula shot-blasting machine, includes revolving stage (1), its characterized in that: the top of the rotary table (1) is fixedly connected with a fixture frame (2), one side of the fixture frame (2) is fixedly connected with an outer clamping seat (3), electrorheological fluid (31) is filled in the outer clamping seat (3), the inner part of the outer clamping seat (3) is fixedly connected with a flexible piece (32), one end of the flexible piece (32) is fixedly connected with an outer ejector rod (33), one end of the outer clamping seat (3) is fixedly connected with a piezoelectric seat (34), and the inner part of the piezoelectric seat (34) is fixedly connected with an electrolyte plate (35);
one side of the clamp frame (2) is fixedly connected with an inner clamping seat (4), the inner side wall of the inner clamping seat (4) is connected with an inner mandril (41) in a sliding way, one side of the inner mandril (41) is fixedly connected with a sliding plate (42), one side of the sliding plate (42) is fixedly connected with a compression spring (43), one end of the compression spring (43) is fixedly connected with an inner sliding block (44), one side of the inner sliding block (44) is fixedly connected with a piezoelectric sensor (45), the other side of the clamp frame (2) is fixedly connected with a sliding sleeve (5), the inner side wall of the sliding sleeve (5) is fixedly connected with an electromagnet (51), the inner side wall of the sliding sleeve (5) is connected with a permanent magnet (52) in a sliding way, one side of the permanent magnet (52) is fixedly connected with a push rod (54) and a return spring (55), and one end of the push rod (54) is fixedly connected with an arc-shaped push plate (56).
2. The workpiece clamping device for the turntable type shot blasting machine as recited in claim 1, wherein: the material discharging groove (11) is formed in the upper surface of the rotary table (1), and a positioning pin (12) is fixedly connected to the position of the center of a circle at the top of the rotary table (1).
3. The workpiece clamping device for the turntable type shot blasting machine as recited in claim 1, wherein: the fixture frame (2) is provided with four fixture frames, and the four fixture frames (2) are arranged in a central symmetry mode with reference to the top of the rotary table (1).
4. The workpiece clamping device for the turntable type shot blasting machine as recited in claim 1, wherein: the outer clamping seats (3) are symmetrically distributed on the outer side of the clamp frame (2).
5. The workpiece clamping device for the turntable type shot blasting machine as recited in claim 1, wherein: and pressure applying springs (46) are arranged on two sides of the piezoelectric sensor (45).
6. The workpiece clamping device for the turntable type shot blasting machine as recited in claim 1, wherein: the outer side wall of the permanent magnet (52) is fixedly connected with a sliding wheel (53), and the sliding wheel (53) is in sliding connection with the inner side wall of the sliding sleeve (5).
7. The workpiece clamping device for the turntable type shot blasting machine as recited in claim 1, wherein: the arc-shaped push plate (56) is positioned on the upper surface of the rotary table (1), and the arc-shaped push plate (56) is tightly attached to the upper surface of the rotary table (1).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010975956.9A CN112059925B (en) | 2020-09-16 | 2020-09-16 | Workpiece clamping device for turntable type shot blasting machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010975956.9A CN112059925B (en) | 2020-09-16 | 2020-09-16 | Workpiece clamping device for turntable type shot blasting machine |
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| CN112059925A true CN112059925A (en) | 2020-12-11 |
| CN112059925B CN112059925B (en) | 2021-11-30 |
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Denomination of invention: A workpiece clamping device for rotary table shot blasting machine Granted publication date: 20211130 Pledgee: Weifang Bank Co.,Ltd. Linqu Dongcheng Branch Pledgor: Weifang Huaxing Machinery Co.,Ltd. Registration number: Y2024980001427 |
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