CN107127553A - The pressed positioning mechanism assembled for elastic parts - Google Patents
The pressed positioning mechanism assembled for elastic parts Download PDFInfo
- Publication number
- CN107127553A CN107127553A CN201710420796.XA CN201710420796A CN107127553A CN 107127553 A CN107127553 A CN 107127553A CN 201710420796 A CN201710420796 A CN 201710420796A CN 107127553 A CN107127553 A CN 107127553A
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- China
- Prior art keywords
- base
- elastic parts
- cylinder
- assembled
- positioning mechanism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 9
- 238000003825 pressing Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- B23P19/02—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 for connecting objects by press fit or for detaching same
- B23P19/027—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 for connecting objects by press fit or for detaching same using hydraulic or pneumatic means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
Abstract
The invention discloses a kind of pressed positioning mechanism assembled for elastic parts, including bottom plate, the base of bottom plate upper end is arranged at, the cylinder of bottom plate upper end is arranged at and pushes arm above base and cylinder, the rear end for pushing arm and the piston rod protruded upward of the cylinder are hinged, the stage casing for pushing arm is flexibly connected with the support that one is fixedly installed, the upper end of the base is provided with workpiece positioning hole, and the leading head for pushing arm is connected with rotation trim ring corresponding to the workpiece positioning hole by the alignment pin of left and right two.The present invention is simple and reasonable, and easy to operate, manufacturing cost is low, and debugging and maintenance difficulties are small, and operating efficiency is high, and production yields is high, and rivet rod normal work is not interfered with after can carrying out preferable precompressed positioning, and precompressed positioning to the elastic parts being pre-installed.
Description
Technical field
The present invention relates to component assembly equipment technical field, and in particular to a kind of compression positioning assembled for elastic parts
Mechanism.
Background technology
Referring to Fig. 1-6, a whole set of elastic parts is by the ＇ of rod member 1, the ＇ of valve member 2, the ＇ of elastic washer 4 and pad 3 ＇, tetra- component assemblies
Form.The ＇ of rod member 1 head is provided with installation through-hole, the ＇ of valve member 2 by the bottom of the oblate cylindricality positioned at the ＇ lower heads of rod member 1, stretch
Enter the middle part of the column in the ＇ of rod member 1 installation through-hole and the riveting column positioned at upper end in the middle part of column is constituted, ＇, circular pad 3
Upper end in the ＇ heads of rod member 1, the ＇ of elastic washer 4 is located between the ＇ heads of rod member 1 and the ＇ of pad 3, and riveting column passes through the ＇ of elastic washer 4
And the through hole in the middle part of the ＇ of pad 3 is protruded upward.Because the ＇ of elastic washer 4 is flexible, in assembling process, the ＇ of pad 3 can be by cushion
Enclose the influence of 4 ＇ elasticity and correct position can not be in.Accordingly, it would be desirable to before riveting, by pressed positioning mechanism to pre-assembled
Good part applies pre-pressing force, with the ＇ of setting-up piece 3 position.After pre-pressing, rivet rod is up and down reciprocatingly acted, and is acted on
Riveting column, makes the ＇ of rod member 1, the ＇ of valve member 2, the ＇ of elastic washer 4 and the ＇ of pad 3 be riveted to together.
However, existing pressed positioning mechanism structure is not reasonable, usually make it that part positioning is bad；Pre-pressing force can not
Adjustment, thrust is not enough or crosses conference causes part rejection；Pressed positioning mechanism interferes rivet rod normal work, leads to not effectively
Assembling；Compressing structure design is unreasonable so that elastic washer discontinuity, is scrapped because deformation is inconsistent；It is existing to compress
Detent mechanism is complicated, and manufacturing cost is high, debugging and maintenance difficulties are big；Existing pressed positioning mechanism complex operation, production
Efficiency is low.
Therefore, a kind of low simple and reasonable, easy to operate, manufacturing cost, debugging and Maintenance Difficulty are needed badly in the prior art
Spend high small, operating efficiency, production yields height, preferable precompressed positioning can be carried out and pre- to the elastic parts being pre-installed
The pressed positioning mechanism of rivet rod normal work is not interfered with after pressure positioning.
The content of the invention
The invention aims to overcome the shortcomings of that prior art is present to be used for the pressure that elastic parts is assembled there is provided a kind of
Tight detent mechanism, the pressed positioning mechanism is simple and reasonable, and easy to operate, manufacturing cost is low, and debugging and maintenance difficulties are small, work
Make efficiency high, production yields is high, the elastic parts being pre-installed can be carried out after preferable precompressed positioning, and precompressed positioning
Rivet rod normal work is not interfered with.
The present invention is achieved by the following technical solutions：A kind of pressed positioning mechanism assembled for elastic parts, bag
Bottom plate is included, the base of bottom plate upper end is arranged at, is arranged at the cylinder of bottom plate upper end and pushes hand above base and cylinder
Arm, the rear end for pushing arm and the piston rod protruded upward of the cylinder are hinged, the stage casing for pushing arm and one
The support being fixedly installed is flexibly connected, and the upper end of the base is provided with workpiece positioning hole, the leading head for pushing arm
Rotation trim ring is connected with by the alignment pin of left and right two corresponding to the workpiece positioning hole.
Two connecting plates in left and right are provided between the support and the stage casing for pushing arm, the connecting plate of left and right two
Bottom is by a connecting pin and is arranged at two E shapes jump rings of the connecting pin left and right ends and is hinged with the support, left and right two
The upper end of individual connecting plate is by a connecting pin and is arranged at two E shapes jump rings of the connecting pin left and right ends with described and pushes hand
The stage casing of arm is hinged.
The support is fixedly connected on the upper end of the cylinder block by support fastening bolt.
The rear end for pushing arm by a connecting pin and be arranged at two E shapes jump rings of the connecting pin left and right ends with
The piston rod of the cylinder is hinged.
The base is cylindric, and the upper end of the bottom plate is provided with the base positioning hole of circle, the lower end of the base
Portion is arranged in the base positioning hole.
The stepped hole that the base positioning hole becomes larger upwards for the aperture of upper end oral area.
The stepped hole that the workpiece positioning hole becomes larger upwards for the aperture of upper end oral area.
The beneficial effects of the invention are as follows：The present invention is simple and reasonable, and easy to operate, manufacturing cost is low, debugging and maintenance
Difficulty is small, and operating efficiency is high, and production yields is high, can carry out preferable precompressed positioning to the elastic parts being pre-installed, and
Rivet rod normal work is not interfered with after precompressed positioning.
Brief description of the drawings
Fig. 1 is the overall side structure schematic diagram of elastic parts；
Fig. 2 is the overall overlooking the structure diagram of elastic parts；
Fig. 3 is the dimensional structure diagram of rod member in elastic parts；
Fig. 4 is the dimensional structure diagram of valve member in elastic parts；
Fig. 5 is the dimensional structure diagram of pad in elastic parts；
Fig. 6 is the dimensional structure diagram of elastic washer in elastic parts；
Fig. 7 is the dimensional structure diagram that the present invention is in impaction state；
Fig. 8 is the dimensional structure diagram that the present invention is in relaxation state；
Fig. 9 is the decomposition texture schematic diagram of the present invention.
In figs. 1-6：1 ＇-rod member；2 ＇-valve member；3 ＇-pad；4 ＇-elastic washer；
In figures 7-9：1- bottom plates；2- bases；3- cylinders；4- cylinder fastening bolts；5- supports；6- support fastening bolts；Under 7-
Press arm；8- connecting pins；9- connecting plates；10-E shape jump rings；11- rotates trim ring；12- alignment pins；13- rivet rods；14- workpiece；15-
Base positioning hole；16- workpiece positioning holes.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in detail.
Such as Fig. 7-Fig. 9, a kind of pressed positioning mechanism assembled for elastic parts, including bottom plate 1, be arranged on bottom plate 1
The base 2 at end, the cylinder 3 for being arranged at the upper end of bottom plate 1 and arm 7 is pushed positioned at base 2 and the top of cylinder 3, push arm 7
Rear end and the piston rod protruded upward of cylinder 3 are hinged, and the support 5 that the stage casing and one for pushing arm 7 are fixedly installed is flexibly connected,
The upper end of base 2 is provided with workpiece positioning hole 16, and the leading head for pushing arm 7 passes through left and right two corresponding to workpiece positioning hole 16
Individual alignment pin 12 is connected with rotation trim ring 11.
During work, the workpiece 14 being pre-installed is put to the upper end of base 2, the oblate cylindricality bottom of the valve member of workpiece 14 effectively falls
Enter in the workpiece positioning hole 16 of base 2, it is ensured that workpiece 14 is effectively positioned.Now, by the starting switch of lower cylinder 3, controlled is steady
Determine source of the gas and be passed through cylinder 3, the piston of cylinder 3 moves along a straight line upwards, the leading head that driving pushes arm 7 is moved downward so that turn
Dynamic pressure circle 11 is contacted with pad gradually downward, and two alignment pins 12 and the front end for pushing arm 7 are passed through due to rotating trim ring 11
Portion is connected, and rotation trim ring 11 is free to rotate, and it can voluntarily adjust and be fitted completely with pad, in the presence of source of the gas is stablized,
Elastic washer uniform force is deformed, and pad is in correct position all the time.Starting device, rivet rod 13 completes to pump, work
After the completion of the assembling riveting of part 14, rivet rod 13 returns to initial position.Afterwards, close cylinder 3 to switch, stop supply, the piston rod of cylinder 3
Move along a straight line downwards, a whole set of pressed positioning mechanism lifts reset, take out workpiece 14.
The present invention is before riveting, to apply pre-pressing force to the part that prepackage is prepared by pressed positioning mechanism, overcome bullet
Property packing ring elasticity, make elastic washer uniform stressed and deform downwards, promote pad all the time in correct position, then enter
Row riveting, to ensure to produce yields.In the course of work, rotate after the contact workpiece 14 of trim ring 11, effectively workpiece 14 can be entered
Row pre-pressing, meanwhile, the inner ring slot milling of trim ring 11 is rotated, enough rivet rods 13 run work, the normal of rivet rod 13 is not interfered
Assembly work.Because the present invention is driven by source of the gas, bleed pressure can be adjusted by external air gauge, cylinder 3 is adjusted therewith and is acted on
Power size, it is to avoid due to thrust it is inaccurate caused by part rejection, be further ensured that yields.
In the present invention, two connecting plates 9 in left and right, the company of left and right two are provided between support 5 and the stage casing for pushing arm 7
The bottom of fishplate bar 9 is by a connecting pin 8 and is arranged at two E shapes jump rings 10 of the left and right ends of connecting pin 8 and is cut with scissors with support 5
Connect, the upper ends of two connecting plates 9 in left and right is by a connecting pin 8 and is arranged at two E shape jump rings of the left and right ends of connecting pin 8
10 are hinged with pushing the stage casing of arm 7.It is equipped with the left and right ends of connecting pin 8 in groove, the groove of E type jump ring Snap joints pin 8, really
Protecting connecting pin 8 will not depart from use.
Referring to Fig. 7-9, support 5 is fixedly connected on the upper end of the cylinder body of cylinder 3 by support fastening bolt 6.Push arm 7
Rear end is hinged by the piston rod of a connecting pin 8 and the two E shapes jump rings 10 and cylinder 3 that are arranged at the left and right ends of connecting pin 8.
Base 2 is cylindric, and the upper end of bottom plate 1 is provided with the base positioning hole 15 of circle, and the bottom of base 2 is arranged at base positioning
In hole 15, the cylindrical and base positioning hole 15 of base 2 effectively coordinates, it is ensured that base 2 does not have displacement.Base positioning hole 15 is upper
The stepped hole that the aperture of port part becomes larger upwards.The platform that workpiece positioning hole 16 becomes larger upwards for the aperture of upper end oral area
Rank hole.Cylinder 3 is connected by cylinder fastening bolt 4 with bottom plate 1.
Finally it should be noted that above content is merely illustrative of the technical solution of the present invention, rather than to present invention protection
The limitation of scope, simple modification or equivalent substitution that one of ordinary skill in the art is carried out to technical scheme,
All without departing from the spirit and scope of technical solution of the present invention.
Claims (7)
1. a kind of pressed positioning mechanism assembled for elastic parts, it is characterised in that：The pressure assembled for elastic parts
Tight detent mechanism includes bottom plate, is arranged at the base of bottom plate upper end, is arranged at the cylinder of bottom plate upper end and positioned at base and cylinder
Top pushes arm, and the rear end for pushing arm and the piston rod protruded upward of the cylinder are hinged, described to push hand
The stage casing of arm is flexibly connected with the support that one is fixedly installed, and the upper end of the base is provided with workpiece positioning hole, described to push hand
The leading head of arm is connected with rotation trim ring corresponding to the workpiece positioning hole by the alignment pin of left and right two.
2. the pressed positioning mechanism according to claim 1 assembled for elastic parts, it is characterised in that：The support with
Two connecting plates in left and right are provided between the stage casing for pushing arm, the bottom of two connecting plates in left and right passes through a connecting pin
And be arranged at two E shapes jump rings of the connecting pin left and right ends and be hinged with the support, the upper end of two connecting plates in left and right leads to
Cross a connecting pin and be arranged at two E shapes jump rings of the connecting pin left and right ends and the stage casing for pushing arm is hinged.
3. the pressed positioning mechanism according to claim 1 or 2 assembled for elastic parts, it is characterised in that：The branch
Frame is fixedly connected on the upper end of the cylinder block by support fastening bolt.
4. the pressed positioning mechanism according to claim 1 assembled for elastic parts, it is characterised in that：It is described to push hand
Cut with scissors by the piston rod of a connecting pin and the two E shapes jump rings and the cylinder that are arranged at the connecting pin left and right ends rear end of arm
Connect.
5. the pressed positioning mechanism according to claim 1 assembled for elastic parts, it is characterised in that：The base is
Cylindric, the upper end of the bottom plate is provided with the base positioning hole of circle, and the bottom of the base is arranged at the base and determined
In the hole of position.
6. the pressed positioning mechanism according to claim 5 assembled for elastic parts, it is characterised in that：The base is determined
The stepped hole that position hole becomes larger upwards for the aperture of upper end oral area.
7. the pressed positioning mechanism according to claim 1 assembled for elastic parts, it is characterised in that：The workpiece is determined
The stepped hole that position hole becomes larger upwards for the aperture of upper end oral area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710420796.XA CN107127553A (en) | 2017-06-07 | 2017-06-07 | The pressed positioning mechanism assembled for elastic parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710420796.XA CN107127553A (en) | 2017-06-07 | 2017-06-07 | The pressed positioning mechanism assembled for elastic parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107127553A true CN107127553A (en) | 2017-09-05 |
Family
ID=59734953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710420796.XA Pending CN107127553A (en) | 2017-06-07 | 2017-06-07 | The pressed positioning mechanism assembled for elastic parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107127553A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110434511A (en) * | 2019-07-23 | 2019-11-12 | 仪征雄伟机械科技有限公司 | A kind of sliding rail of automobile seat welding tooling |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4896086A (en) * | 1987-07-31 | 1990-01-23 | Mazda Motor Corporation | Method and apparatus for positioning workpiece to pallet in working line |
| CN2710820Y (en) * | 2004-07-27 | 2005-07-20 | 天津市和泰鑫科技有限公司 | Positioning clamping device |
| CN204366529U (en) * | 2014-12-31 | 2015-06-03 | 无锡职业技术学院 | A kind of bore hole, end face milling fixture being applicable to the processing of eccentric washer part |
| CN205184139U (en) * | 2015-12-11 | 2016-04-27 | 迈赫机器人自动化股份有限公司 | Automotive body panel self -adaptation clamping mechanism |
| CN205254393U (en) * | 2015-11-20 | 2016-05-25 | 重庆天人汽车车身制造有限公司 | Two cylinder type hold -down mechanism of automobile welding frock |
| CN205703399U (en) * | 2016-04-27 | 2016-11-23 | 贵州兴富祥立健机械有限公司 | A kind of hydraulic clamp for milling machine |
| CN206982107U (en) * | 2017-06-07 | 2018-02-09 | 上海华验精密机电科技有限公司 | Pressed positioning mechanism for elastic parts assembling |
-
2017
- 2017-06-07 CN CN201710420796.XA patent/CN107127553A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4896086A (en) * | 1987-07-31 | 1990-01-23 | Mazda Motor Corporation | Method and apparatus for positioning workpiece to pallet in working line |
| CN2710820Y (en) * | 2004-07-27 | 2005-07-20 | 天津市和泰鑫科技有限公司 | Positioning clamping device |
| CN204366529U (en) * | 2014-12-31 | 2015-06-03 | 无锡职业技术学院 | A kind of bore hole, end face milling fixture being applicable to the processing of eccentric washer part |
| CN205254393U (en) * | 2015-11-20 | 2016-05-25 | 重庆天人汽车车身制造有限公司 | Two cylinder type hold -down mechanism of automobile welding frock |
| CN205184139U (en) * | 2015-12-11 | 2016-04-27 | 迈赫机器人自动化股份有限公司 | Automotive body panel self -adaptation clamping mechanism |
| CN205703399U (en) * | 2016-04-27 | 2016-11-23 | 贵州兴富祥立健机械有限公司 | A kind of hydraulic clamp for milling machine |
| CN206982107U (en) * | 2017-06-07 | 2018-02-09 | 上海华验精密机电科技有限公司 | Pressed positioning mechanism for elastic parts assembling |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110434511A (en) * | 2019-07-23 | 2019-11-12 | 仪征雄伟机械科技有限公司 | A kind of sliding rail of automobile seat welding tooling |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170905 |
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| WD01 | Invention patent application deemed withdrawn after publication |