CN113560835A - Instrument assembly auxiliary device capable of continuously keeping air pressure - Google Patents
Instrument assembly auxiliary device capable of continuously keeping air pressure Download PDFInfo
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- CN113560835A CN113560835A CN202110629478.0A CN202110629478A CN113560835A CN 113560835 A CN113560835 A CN 113560835A CN 202110629478 A CN202110629478 A CN 202110629478A CN 113560835 A CN113560835 A CN 113560835A
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- cross beam
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
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Abstract
The invention discloses an instrument assembly auxiliary device for continuously keeping air pressure, which comprises a rack, a trolley tool unit at the upper part, a tray conveying trolley unit in the middle and a tool jacking air inflation and air shutoff unit at the lower part, wherein the tool jacking air inflation and air shutoff unit comprises a jacking air cylinder, a jacking positioning air inflation mechanism, a quick-change female head positioning module and a plurality of mechanical valve on-off air cylinders, the rack is provided with the jacking positioning air inflation mechanism, the jacking positioning air inflation mechanism comprises a first cross beam and a second cross beam, and air cylinder mounting frames are arranged below the first cross beam and the second cross beam in parallel. According to the invention, through arranging the quick-change female head positioning module, the quick-change male head positioning module and the pull-down mechanism, the tray trolley is combined to realize that the pressure can still be maintained after being separated from the male head inflation air source, the quick inflation pressure maintaining is realized, and a plurality of groups of independent air paths of positive pressure and negative pressure are continuously maintained, so that the cylinder or the sucker still has acting force, the laminating repeated precision is high, and the product quality is more stable.
Description
Technical Field
The invention relates to the technical field of instrument assembly equipment, in particular to an instrument assembly auxiliary device for continuously keeping air pressure.
Background
With the continuous improvement of industrial technology level and the continuous promotion of industrialized development process worldwide in recent years, as a core industry in the industrial field, the technology updating speed of the automobile industry is remarkably accelerated, and the manufacturing level of parts in the automobile industry is also greatly improved. At present, the assembly and processing of vehicle-mounted electronic instrument products are taken as an example, along with technical iteration of the automobile industry, the vehicle-mounted electronic instrument products are continuously developed towards the liquid crystal and integration direction, automatic production equipment matched with the vehicle-mounted electronic instrument products is correspondingly updated and widely put into use, and under the current situation, after the traditional laminating equipment is separated from an inflatable positive pressure and negative pressure air source, the air path pressure cannot be kept, so that the precision of a screen of the laminating instrument is poor, and the actual production and assembly requirements at the current stage cannot be met.
Disclosure of Invention
The present invention is directed to an apparatus for assisting in continuously maintaining air pressure, which solves the above-mentioned problems of the related art.
In order to achieve the purpose, the invention provides the following technical scheme: an instrument assembly auxiliary device for continuously keeping air pressure comprises a rack, a trolley tool unit on the upper portion, a tray conveying trolley unit in the middle, and a tool jacking air inflation and deflation unit on the lower portion, wherein the tool jacking air inflation and deflation unit comprises a jacking air cylinder, a jacking positioning air inflation mechanism, a quick-change female head positioning module and a plurality of mechanical valve on-off air cylinders, the rack is provided with the jacking positioning air inflation mechanism, the jacking positioning air inflation mechanism comprises a first cross beam and a second cross beam, air cylinder mounting frames are arranged below the first cross beam and the second cross beam in parallel, the air cylinder mounting frames are fixedly mounted on the rack, a jacking air cylinder is fixedly mounted on the air cylinder mounting frames, the upper end portion of a piston rod of each jacking air cylinder is fixedly connected onto the corresponding first cross beam and the corresponding second cross beam, a position avoiding groove is formed in the middle of the first cross beam, and a quick-change male head positioning module is arranged in the position avoiding groove, the front side surface of the first cross beam is provided with a plurality of mechanical valve on-off cylinders, the mechanical valve on-off cylinders are arranged on a cylinder fixing frame side by side, and the cylinder fixing frame is fixedly arranged on a cylinder mounting frame.
Preferably, a plurality of positioning pins are arranged on the first cross beam and the second cross beam.
Preferably, dolly frock unit includes first product mounting bracket, second product mounting bracket, many stands, drop-down mechanism and bottom plate, first product mounting bracket sets up on the bottom plate, first product mounting bracket is provided with two, and is the setting of V style of calligraphy symmetry, second product mounting bracket parallel arrangement is in first product mounting bracket top, two be provided with the third product mounting bracket that is on a parallel with tray transport trolley unit upper plate between the first product mounting bracket, be provided with a plurality of stands on the first product mounting bracket, the stand runs through first product mounting bracket, second product mounting bracket below still is provided with drop-down mechanism.
Preferably, the upper half part of the upright column is arranged in a hollow tubular shape, the upper port of the upright column is in contact with a product, the lower port of the upright column is connected with a negative pressure generator, and the upper port of the upright column is provided with a damping sealing gasket.
Preferably, the pull-down mechanism includes pull-down cylinder, trachea, sucking disc, trachea mounting panel and cylinder fixing base, trachea movable mounting is on the trachea mounting panel, pull-down cylinder's piston rod fixed connection is on the trachea mounting panel, be provided with compression spring between tracheal lower part and the trachea mounting panel, the sucking disc is installed to tracheal upper end, pull-down cylinder, trachea mounting panel are fixed mounting respectively on cylinder fixing base.
Preferably, the tray conveying trolley unit comprises a linear guide rail and a tray conveying trolley, the linear guide rail is fixedly installed on the rack and located between the first cross beam and the second cross beam, and the tray conveying trolley is arranged on the linear guide rail in a sliding mode.
Preferably, the quick-change female positioning module is fixedly installed on the bottom plate.
Preferably, the bottom plate is further provided with a plurality of mechanical valves, and the mechanical valves are arranged corresponding to the mechanical valve on-off cylinders.
Preferably, the quick-change female positioning module is communicated with an air inlet of a mechanical valve, an air outlet of the mechanical valve is communicated with an air pipe, and a one-way valve is arranged between the mechanical valve and the air pipe.
Preferably, the bottom plate is provided with a positioning hole, and the positioning hole is arranged corresponding to the positioning pin.
The invention has the following beneficial effects: the invention realizes the assembly of the instrument screen by arranging the instrument assembly auxiliary device consisting of the trolley tool unit, the tray conveying trolley unit and the tool jacking air charging and cutting-off unit, overcomes the defect that the pressure of an air path cannot be kept after the instrument screen is separated from an air charging positive-pressure negative-pressure air source by combining the quick-change female head positioning module, the quick-change male head positioning module and the pull-down mechanism, realizes the maintenance after the instrument screen is separated from the male head air charging source by utilizing the self-designed air path and the control of an off-line electromagnetic valve, realizes the maintenance of the quick air charging pressure, and continuously maintains a plurality of groups of independent air paths of positive pressure and negative pressure, thereby achieving the effect that an air cylinder or a sucker still has acting force, overcoming the defect of poor precision of the traditional attached instrument screen, achieving high attaching repeated precision and enabling the product quality to be more stable.
In order to make the aforementioned and other objects, features and advantages of the invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a three-dimensional schematic diagram of the overall structure of the present invention;
FIG. 2 is a front view of the overall structure of the present invention;
FIG. 3 is a left side view of the overall structure of the present invention;
FIG. 4 is a three-dimensional schematic view of a tool jacking air inflation and shutoff unit of the present invention;
FIG. 5 is a schematic front view of the pull down mechanism of the present invention;
fig. 6 is a schematic cross-sectional front view of a pillar of the present invention.
Reference numerals of the above figures: the automatic lifting device comprises a frame 10, a trolley tooling unit 20, a first product mounting frame 21, a second product mounting frame 22, a stand column 24, a downward-pulling mechanism 25, a downward-pulling cylinder 251, an air pipe 252, a sucking disc 253, an air pipe mounting plate 254, a cylinder fixing seat 255, a compression spring 256, a third product mounting frame 26, a bottom plate 27, a tray conveying trolley unit 30, a linear guide rail 31, a tray conveying trolley 32, a tooling jacking air inflation and deflation unit 40, a jacking cylinder 41, a jacking positioning air inflation mechanism 42, a first cross beam 421, a second cross beam 422, a cylinder mounting frame 423, a positioning pin 424, a quick-change female head positioning module 43, a mechanical valve on-off cylinder 44, a quick-change male head positioning module 45 and a mechanical valve 46.
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, an instrument assembly auxiliary device for continuously maintaining air pressure comprises a rack 10, an upper trolley tooling unit 20, a middle tray conveying trolley unit 30, and a lower tooling jacking air inflation and deflation unit 40, wherein the tooling jacking air inflation and deflation unit 40 comprises a jacking cylinder 41, a jacking positioning air inflation mechanism 42, a quick-change female head positioning module 43, and a plurality of mechanical valve on-off cylinders 44, the rack 10 is provided with the jacking positioning air inflation mechanism 42, the jacking positioning air inflation mechanism 42 comprises a first beam 421 and a second beam 422, a cylinder mounting rack 423 is arranged below the first beam 421 and the second beam 422 in parallel, the cylinder mounting rack 423 is fixedly installed on the rack 10, the jacking cylinder 41 is fixedly installed on the cylinder mounting rack 423, the upper end of a piston rod of the jacking cylinder 41 is fixedly connected to the corresponding first beam 421 and the second beam 422, the middle part of the first beam 421 is provided with a position avoiding groove, keep away and be provided with public first orientation module 45 of quick change in the groove, the leading flank of first crossbeam 421 is provided with a plurality of mechanical valve break-make cylinders 44, a plurality of mechanical valve break-make cylinders 44 are installed side by side on the cylinder mount, cylinder mount fixed mounting is on cylinder mounting bracket 423, tray conveying trolley unit 30 carries dolly frock unit 20 to the frock jacking and fills the unit 40 top of cutting off the gas, two jacking cylinders 41 promote first crossbeam 421, second crossbeam 422 rises in step, fix a position dolly frock unit 20, dolly frock unit 20 adsorbs the laminating to instrument screen.
Further, a plurality of positioning pins 424 are disposed on the first cross beam 421 and the second cross beam 422, and when the jacking cylinder 41 pushes the first cross beam 421 and the second cross beam 422 to ascend, the positioning pins 424 are inserted into the positioning holes of the bottom plate 27 to position the cart tooling unit 20.
Further, the trolley tooling unit 20 comprises a first product mounting rack 21, a second product mounting rack 22, a plurality of upright posts 24, a pull-down mechanism 25 and a bottom plate 27, the first product mounting racks 21 are arranged on the bottom plate 27, the first product mounting racks 21 are arranged in a V-shaped symmetrical manner, the second product mounting racks 22 are arranged above the first product mounting rack 21 in parallel, a third product mounting rack 26 parallel to an upper supporting plate of the tray conveying trolley unit 30 is arranged between the two first product mounting racks 21, the first product mounting rack 21 is provided with the plurality of upright posts 24, the upright posts 24 penetrate through the first product mounting rack 21 and the second product mounting rack 22, the pull-down mechanism 25 is further arranged below the second product mounting rack 22 and the third product mounting rack 26, the instrument screen is positioned and mounted on the second product mounting rack 22, the pull-down mechanism 25 is adsorbed on the instrument screen and pulled down, so that the instrument screen is tightly sucked and positioned.
Further, the upper half of the column 24 is set to be hollow tubular, the upper port is in contact with the product, the lower port is connected with the air outlet of the mechanical valve 46, and the upper port of the column 24 is provided with a shock-absorbing sealing gasket to prevent the instrument screen from being crushed, so as to support and adsorb the product.
Further, the pull-down mechanism 25 includes a pull-down cylinder 251, an air pipe 252, a suction cup 253, an air pipe mounting plate 254 and an air cylinder fixing seat 255, the air pipe 252 is movably mounted on the air pipe mounting plate 254, a piston rod of the pull-down cylinder 251 is fixedly connected to the air pipe mounting plate 254, a compression spring 256 is arranged between the lower portion of the air pipe 252 and the air pipe mounting plate 254, the suction cup 253 is mounted at the upper end portion of the air pipe 252, the pull-down cylinder 251 and the air pipe mounting plate 254 are respectively and fixedly mounted on the air cylinder fixing seat 255, the pull-down cylinder 251 stretches out to act, the suction cup 253 is adsorbed on the instrument screen under the action of negative pressure, the pull-down cylinder 251 contracts to pull the instrument screen downwards, and the instrument screen is tightly sucked on the second product mounting frame 22.
Further, the tray conveying trolley unit 30 includes a linear guide rail 31 and a tray conveying trolley 32, the linear guide rail 31 is fixedly installed on the frame 10 and located between the first cross beam 421 and the second cross beam 422, the tray conveying trolley 32 is slidably disposed on the linear guide rail 31, and the tray conveying trolley 32 is transported on the linear guide rail 31 to move on the trolley tooling unit 20.
Further, the quick-change female positioning module 43 is fixedly mounted on the bottom plate 27, and when the tray conveying trolley 32 supports the trolley tooling unit 20 and moves to the position above the quick-change male positioning module 45, the jacking cylinder 41 pushes the first beam 421 and the second beam 422 to ascend, so that the quick-change male positioning module 45 is inserted into the quick-change female positioning module 43, and air path communication is realized.
Further, a plurality of mechanical valves 46 are further arranged on the bottom plate 27 and are arranged corresponding to the mechanical valve on-off cylinders 44, when the tray conveying trolley 32 supports the trolley tooling unit 20 and moves to the position above the quick-change male head positioning module 45, the jacking cylinders 41 push the first beam 421 and the second beam 422 to ascend, the trolley tooling unit 20 is positioned and locked, the mechanical valve on-off cylinders 44 are respectively arranged at the switch positions of one mechanical valve 46, and the on-off of the mechanical valves 46 is realized through the telescopic action of the mechanical valve on-off cylinders 44.
Further, the quick-change female positioning module 43 is communicated with the air inlet of the mechanical valve 46, the air outlet of the mechanical valve 46 is communicated with the air pipe 252, and a one-way valve is arranged between the mechanical valve 46 and the air pipe 252, so that one-way circulation of an air path is realized, and the suction cup 253 can still keep a positive pressure and negative pressure working state after the trolley tooling unit 20 is separated from the inflation positive pressure and negative pressure air source.
Further, a positioning hole is formed in the bottom plate 27 and corresponds to the positioning pin 424, when the trolley tooling unit 20 is located below the tooling jacking air inflation and shutoff unit 40, the jacking cylinder 41 pushes the first cross beam 421 and the second cross beam 422 to ascend, and the positioning pin 424 is inserted into the positioning hole of the bottom plate 27.
The working principle is as follows: the instrument screen is positioned and installed on the second product installation frame 22 of the tray conveying trolley unit 30, the tray conveying trolley 32 conveys the tray conveying trolley unit 30 to move on the trolley tooling unit 20 on the linear guide rail 31 until the tray conveying trolley unit 30 conveys the trolley tooling unit 20 to the position above the tooling jacking air inflation and air shutoff unit 40, the two jacking cylinders 41 push the first cross beam 421 and the second cross beam 422 to ascend synchronously, the positioning pin 424 is inserted into the positioning hole of the bottom plate 27 to position the trolley tooling unit 20, meanwhile, the quick-change male head positioning module 45 is inserted into the quick-change female head positioning module 43 to realize the air passage communication, the expansion action of the mechanical valve on-off cylinder 44, the opening of the mechanical valve 46, the extension action of the pull-down cylinder 251, suction cup 253 adsorbs on the instrument screen under the effect of negative pressure, and pull-down cylinder 251 contracts, draws down the instrument screen for the instrument screen is sucked tightly on second product mounting bracket 22.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the content of the present invention within the scope of the protection of the present invention.
Claims (10)
1. The utility model provides a last instrument assembly auxiliary device who keeps atmospheric pressure, includes frame (10), dolly frock unit (20) on upper portion, middle tray transport dolly unit (30) and frock jacking of lower part fill gas unit (40), its characterized in that: the tooling jacking inflation and deflation unit (40) comprises a jacking cylinder (41), a jacking positioning inflation mechanism (42), a quick-change female head positioning module (43) and a plurality of mechanical valve on-off cylinders (44), the frame (10) is provided with the jacking positioning inflation mechanism (42), the jacking positioning inflation mechanism (42) comprises a first cross beam (421) and a second cross beam (422), cylinder mounting frames (423) are arranged below the first cross beam (421) and the second cross beam (422) in parallel, the cylinder mounting frames (423) are fixedly mounted on the frame (10), the jacking cylinder (41) is fixedly mounted on the cylinder mounting frames (423), the upper end part of a piston rod of the jacking cylinder (41) is fixedly connected onto the corresponding first cross beam (421) and the corresponding second cross beam (422), the middle part of the first cross beam (421) is provided with a clearance groove, and the quick-change male head positioning module (45) is arranged in the clearance groove, the front side surface of the first cross beam (421) is provided with a plurality of mechanical valve on-off cylinders (44), the mechanical valve on-off cylinders (44) are arranged on a cylinder fixing frame side by side, and the cylinder fixing frame is fixedly arranged on a cylinder mounting frame (423).
2. An instrument mounting aid for maintaining air pressure continuously as claimed in claim 1, wherein: a plurality of positioning pins (424) are arranged on the first cross beam (421) and the second cross beam (422).
3. An instrument mounting aid for maintaining air pressure continuously as claimed in claim 1, wherein: the trolley tooling unit (20) comprises a first product mounting rack (21), a second product mounting rack (22), a plurality of upright posts (24), a pull-down mechanism (25) and a bottom plate (27), the first product mounting racks (21) are arranged on the bottom plate (27), two first product mounting racks (21) are arranged, and are symmetrically arranged in a V shape, the second product mounting racks (22) are arranged above the first product mounting racks (21) in parallel, a third product mounting rack (26) parallel to an upper supporting plate of the tray conveying trolley unit (30) is arranged between the two first product mounting racks (21), a plurality of upright posts (24) are arranged on the first product mounting rack (21), the upright posts (24) penetrate through the first product mounting rack (21) and the second product mounting rack (22), a pull-down mechanism (25) is further arranged below the second product mounting rack (22) and the third product mounting rack (26).
4. A gauge fitting aid for continuously maintaining air pressure according to claim 3, wherein: the upper half part of the upright post (24) is arranged to be in a hollow tubular shape, an upper port is in contact with a product, a lower port is connected with a negative pressure generator, and a damping sealing gasket is arranged at the upper port of the upright post (24).
5. A gauge fitting aid for continuously maintaining air pressure according to claim 3, wherein: pull down mechanism (25) are including pulling down cylinder (251), trachea (252), sucking disc (253), trachea mounting panel (254) and cylinder fixing base (255), trachea (252) movable mounting is on trachea mounting panel (254), the piston rod fixed connection of pulling down cylinder (251) is on trachea mounting panel (254), be provided with compression spring (256) between the lower part of trachea (252) and trachea mounting panel (254), sucking disc (253) are installed to the upper end of trachea (252), pull down cylinder (251), trachea mounting panel (254) respectively fixed mounting on cylinder fixing base (255).
6. An instrument mounting aid for maintaining air pressure continuously as claimed in claim 1, wherein: the tray conveying trolley unit (30) comprises a linear guide rail (31) and a tray conveying trolley (32), the linear guide rail (31) is fixedly installed on the rack (10) and located between the first cross beam (421) and the second cross beam (422), and the tray conveying trolley (32) is arranged on the linear guide rail (31) in a sliding mode.
7. A gauge fitting aid for continuously maintaining air pressure according to claim 3, wherein: the quick-change female head positioning module (43) is fixedly arranged on the bottom plate (27).
8. A gauge fitting aid for continuously maintaining air pressure according to claim 3, wherein: the bottom plate (27) is also provided with a plurality of mechanical valves (46) which are arranged corresponding to the mechanical valve on-off cylinders (44).
9. A gauge fitting aid for continuously maintaining air pressure according to claim 3, wherein: the quick-change female head positioning module (43) is communicated with an air inlet of the mechanical valve (46), an air outlet of the mechanical valve (46) is communicated with the air pipe (252), and a one-way valve is arranged between the mechanical valve (46) and the air pipe (252).
10. A gauge fitting aid for continuously maintaining air pressure according to claim 3, wherein: the bottom plate (27) is provided with a positioning hole, and the positioning hole is arranged corresponding to the positioning pin (424).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110629478.0A CN113560835B (en) | 2021-06-07 | 2021-06-07 | Instrument assembly auxiliary device capable of continuously keeping air pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110629478.0A CN113560835B (en) | 2021-06-07 | 2021-06-07 | Instrument assembly auxiliary device capable of continuously keeping air pressure |
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| CN113560835A true CN113560835A (en) | 2021-10-29 |
| CN113560835B CN113560835B (en) | 2022-06-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110629478.0A Active CN113560835B (en) | 2021-06-07 | 2021-06-07 | Instrument assembly auxiliary device capable of continuously keeping air pressure |
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| US4569183A (en) * | 1983-02-09 | 1986-02-11 | Ptx-Pentronix, Inc. | Tray locator and loader for conveyor apparatus, and method |
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| CN109230281A (en) * | 2018-09-05 | 2019-01-18 | 常源科技（天津）有限公司 | A kind of conveying device with push-in revolution station |
| CN210655173U (en) * | 2019-09-11 | 2020-06-02 | 苏州道达自动化设备有限公司 | Jacking positioning device for conveying line |
| CN111331287A (en) * | 2020-04-01 | 2020-06-26 | 南京英尼格玛工业自动化技术有限公司 | Quick change device of flexible switching tool trolley |
| CN111390544A (en) * | 2020-04-13 | 2020-07-10 | 浙江大行科技有限公司 | Exhaust phase shifter positioning, conveying, screwing and detecting integrated device |
| CN211495827U (en) * | 2019-12-10 | 2020-09-15 | 福耐姆智能传输***（苏州）有限公司 | Jacking positioning mechanism for conveying line |
| CN212600054U (en) * | 2020-08-11 | 2021-02-26 | 精进百思特电动（上海）有限公司 | Transmission part assembling machine |
| CN112894315A (en) * | 2021-02-08 | 2021-06-04 | 浙江禾川科技股份有限公司 | Automatic oil seal mounting equipment |
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2021
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4569183A (en) * | 1983-02-09 | 1986-02-11 | Ptx-Pentronix, Inc. | Tray locator and loader for conveyor apparatus, and method |
| EP0452159A2 (en) * | 1990-04-13 | 1991-10-16 | Sony Corporation | Parts tray conveying system |
| CN205817205U (en) * | 2016-07-26 | 2016-12-21 | 中核（天津）机械有限公司 | A kind of pallet location lifting body |
| CN206084258U (en) * | 2016-09-29 | 2017-04-12 | 山东捷众汽车零部件有限公司 | Automobile welding frock quick change mechanism |
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| CN211495827U (en) * | 2019-12-10 | 2020-09-15 | 福耐姆智能传输***（苏州）有限公司 | Jacking positioning mechanism for conveying line |
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| CN111390544A (en) * | 2020-04-13 | 2020-07-10 | 浙江大行科技有限公司 | Exhaust phase shifter positioning, conveying, screwing and detecting integrated device |
| CN212600054U (en) * | 2020-08-11 | 2021-02-26 | 精进百思特电动（上海）有限公司 | Transmission part assembling machine |
| CN112894315A (en) * | 2021-02-08 | 2021-06-04 | 浙江禾川科技股份有限公司 | Automatic oil seal mounting equipment |
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|---|---|
| CN113560835B (en) | 2022-06-10 |
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