CN102009103B - Continuous punching and nut riveting device for automobile door lock catch - Google Patents
Continuous punching and nut riveting device for automobile door lock catch Download PDFInfo
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- CN102009103B CN102009103B CN 201010521715 CN201010521715A CN102009103B CN 102009103 B CN102009103 B CN 102009103B CN 201010521715 CN201010521715 CN 201010521715 CN 201010521715 A CN201010521715 A CN 201010521715A CN 102009103 B CN102009103 B CN 102009103B
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- riveting
- nut
- pin
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Abstract
The invention discloses a continuous punching and nut riveting device for an automobile door lock catch, which is used for continuously punching and riveting nuts on a material tape in the process of manufacturing the door lock catch. A die body consists of upper and lower die assemblies; an automatic nut conveyor connected with an automatic nut conveying electric control cabinet is arranged on front and rear sides of a lower die holder; when the material tape is subjected to early-phase blanking, chamfering and molding for riveting, the die is opened, the material tape is floated, the nut conveyor automatically feeds nuts of which the riveting surfaces face upwards, and puts the nuts into a riveting female die positioning groove below the material tape; an upper slide block descends, a riveting male die extrudes the material tape, and a lock catch plate material flows to a nut riveting taper available part so as to realize riveting. By adopting a mode of combining the automatic nut conveyor with a continuous nut riveting die, the production efficiency is greatly improved; the actions of automatically feeding and automatically conveying nuts are accurate; the material tape is accurately guided and positioned; and the produced workpieces are attractive in appearance, high in accuracy, high in riveting strength without disordered wires, stable in quality and environmentally-friendly; the labor intensity of a worker is greatly reduced; and the device can be used for riveting other products in different specifications and types.
Description
Technical field
The present invention relates to field of automobile, when be used for making lock catch of door lock on strip continuously towards the device of riveting nut.
Background technology
Figure 6 shows that the schematic perspective view of automobile universal latch snap close, lock catch of door lock is that sequence number is that 34 locking board and sequence number are the sub-assembly of the nut shown in 35, is installed in the arrangements for automotive doors inside casing in order to fixing door lock.The automobile door lock snap close is supplied in numerous vehicles, four of identical or close and four usefulness of a car of structure, and market demand is very big.The process program of punching press (blanking and punching, shaping, punching chamfering)+welding is adopted in the production of snap close at present usually, has the following disadvantages:
1, diel is simple in structure, but needs blanking and punching, shaping, punching chamfering totally 3 secondary moulds respectively, and production efficiency is too low, and outward appearance buckling deformation, burr are big, and appearance poor, precision are low;
2, each part snap close all will weld two nuts, and labour intensity is very big, and efficient is low, welding simultaneously be easy to generate splash, defective such as rosin joint and cause great quality accident, the flue dust that welding produces causes very big harm to health and environmental protection;
3, four usefulness of a common car are four, and demand is very big, and single operation punching press and welding can not be satisfied high production capacity demand far away.
Summary of the invention
For solving the deficiencies in the prior art, goal of the invention of the present invention is to provide a kind of automobile door lock snap close continuously towards the riveting nut device, adopt the compound mode of band nut transfer mechanism and continuous riveting nut mould, to realize improving production environment, improve the workmanship of automobile door lock snap close and the purpose of operating efficiency.
For achieving the above object, technical scheme of the present invention is: die ontology is made up of lower mould assembly and last mould assembly, and the front and back side of the die shoe of lower mould assembly is equipped with the nut transfer mechanism, and the nut conveyer is connected with nut automatic transport electrical control cubicles.
The bottom plate of described lower mould assembly is installed on the press bench, die shoe is located with Bolt Connection pad pin and bottom plate and with pin, be connected on the die shoe and with pin through lower bolster with bolt in order to the die fixed frame of fixing lower mould assembly die mold insert, riveted joint die, buoyance lift piece, guide pad, interior guide pin bushing and locate, the riveted joint die embeds in the die block, the guide frame is contained on the die shoe and locatees with the Bolt Connection round pin, and die shoe is axially installed the ball-type outer guiding post; Control nut conveyer automatic transport nut behind the riveted joint die by nut automatic transport electrical control cubicles when strip floats, finish automatically towards riveting nut.
The described upper bolster of going up mould assembly is installed on the slide block of forcing press, locate through upper padding plate connection punch retainer and with round pin with bolt, the punch retainer fixed punch is first, drift two, drift three, the anti-error test pin that send, spring assembly and inner guiding post etc., pilot pin is fixed on the stripper, rebound be used for binder, the stripper of the material returned is by Bolt Connection round pin location, on upper padding plate and pass rebound and stripper is located by punch retainer, upper bolster is equipped with in order to be equipped with the guide pin bushing of correcting upper and lower mould with the ball-type outer guiding post slide down of lower mould assembly the riveted joint punch with Bolt Connection.
Strip when forcing press top shoe rising mould is opened strip and floated, transmits signal and begins action for the nut transfer mechanism when being in the riveted joint work step behind the preceding work step stamping-out, chamfering, moulding.The nut transfer mechanism is sent into two pairs of nuts automatically and accurately and is put in the riveted joint die locating slot of strip below.The work of nut conveyor delivery feeds back signal to forcing press when finishing, the forcing press top shoe rises to after top dead center to begin to descend, after compressing strip, continues stripper to move down, the riveted joint punch is pushed down strip and is continued about 0.8mm that descends, the extruding of riveted joint punch makes the locking board material flow to the vacant position of nut riveted joint tapering, and the tapering of nut riveted joint simultaneously position is flattened downwards by square punch, and the forcing press top shoe rises then, correcting buoyance lift piece jack-up strip, the riveted joint punch separates with product.So just realized that locking board and nut are one towards riveting.Can obtain the snap close finished product through the postorder punching separation.
Requiring riveted joint M8 nut to press from intensity according to automotive industry standards is more than the 360Kgf.In the process that presses, the riveting intensity of snap close utilizes pressure testing machine sampling observation to press intensity level from nut in order to obtain the riveting intensity state verification.Product must guarantee that also screw thread normally is not subjected to overstocking the random button of distortion etc. after riveted joint was finished except will guaranteeing that riveting intensity enough.Can utilize screw thread to detect machine 100% full seizure of the thread trafficability characteristic.If intensity difference occurs or trafficability characteristic is bad, the on-the-spot need be finely tuned to qualified the progressive die or device parameter.
Core work principle of the present invention is to provide the pressure energy with forcing press, and the thrust that passes to punch during the dependence top shoe is descending makes part institute nip territory material flow to the nut groove zone, flattens the position fastening of nut tapering simultaneously, finally finishes the riveted joint action.
The present invention compared with prior art, adopt the compound mode of band nut transfer mechanism and continuous riveting nut mould, production efficiency improves greatly, and self-feeding and the action of automatic transport nut are accurate, and strip correcting location accurately, the product outward appearance is good, the precision height, the high and sleave not of riveting intensity, steady quality and environmental protection, greatly reduce labor strength, and can be used for the riveted joint of other different size kind series products.
Description of drawings
The invention will be further described below in conjunction with accompanying drawing.
Fig. 1 is front view of the present invention (opening);
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is enlarged drawing before the strip moulding;
Fig. 4 is enlarged drawing after the strip moulding;
Fig. 5 is strip figure;
Figure 6 shows that the schematic perspective view of automobile universal latch snap close.
The specific embodiment
As Fig. 1, Fig. 2, shown in Figure 5, bottom plate 26 is installed on the press bench, die shoe 24 usefulness Bolt Connection pad pin 25 and bottom plate 26 are also located with pin, in order to fixing lower mould assembly punching concave die 3, riveted joint die 20, buoyance lift piece 2, guide pad 4, the die fixed frame 21 usefulness bolts of interior guide pin bushing 22 are connected on the die shoe 24 and with pin through lower bolster 22 locatees, buoyance lift piece 2 plays jack-up strip 19, guide pad 4 plays correcting strip 19, interior guide pin bushing 22 and inner guiding post 14 have cooperated correcting punch and the effect of die gap, riveted joint die 20 embeds in the die block 21, guide frame 1 is contained on the die shoe 24 and locatees with the Bolt Connection round pin, and die shoe 24 is axially installed ball-type outer guiding posts 29.More than form lower mould assembly 33.
Upper bolster 11 is installed on the slide block of forcing press, locate through upper padding plate 13 connection punch retainers 15 and with round pin with bolt, punch retainer 15 fixed punch first 5, drift 26, drift 37, the anti-error test pin 8 that send, spring assembly 10, and inner guiding post 14, pilot pin 9 is fixed on the stripper 17, rebound 16 be used for binder, the stripper 17 of the material returned is by Bolt Connection round pin location, anti-errorly send test pin 8 when normal punching press, not touch strip 19 and anxious to stop circuit be normally open, the anxious circuit that stops of strip 19 connection equipment occurs touching when unusual in mould and feeding and make that equipment is anxious to stop preventing further loss, spring assembly 10 acts on stripper 17 makes the strip 19 of lock ring on punch break away from punch, inner guiding post 14 and interior guide pin bushing 22 are in order to correcting punch and die gap, pilot pin 9 plays 19 effects of correcting strip, riveted joint punch 12 usefulness Bolt Connection are on upper padding plate 13 and pass rebound 16 and stripper 17 is located by punch retainer 15, and upper bolster 11 is equipped with in order to be equipped with the guide pin bushing 30 of correcting upper and lower mould with ball-type outer guiding post 29 slide down of lower mould assembly 33.More than form and go up mould assembly 32.
The front and back side of the die shoe 24 of lower mould assembly 33 is equipped with nut conveyer 28, and nut conveyer 28 is connected with nut automatic transport electrical control cubicles 31.
When after strip 19 is through preceding work step stamping-out, chamfering, moulding, being in the riveted joint work step, when forcing press top shoe rising mould is opened, strip 19 floats the PLC unit contact that makes square nut automatic transport electrical control cubicles 31 on the strip, nut automatic transport electrical control cubicles 31 forms the closed-loop path, make nut transfer mechanism 28 begin action, send into two pairs of nuts 18 quickly and accurately in riveted joint die 20 locating slots of strip below.The forcing press top shoe rises to after top dead center to begin to descend, and continues to move down after stripper 17 compresses strip, and the riveted joint punch is pushed down strip and continued about 0.8mm that descends.The extruding of riveting punch 12 as shown in Figure 3, Figure 4 makes locking board a-quadrant material flow to the vacant position B of nut riveted joint tapering zone, the tapering of nut riveted joint simultaneously position is flattened downwards by square punch, the forcing press top shoe rises then, correcting buoyance lift piece jack-up strip, and the riveted joint punch separates with product.So just realized that locking board and nut are one towards riveting.Can obtain the snap close finished product through the postorder punching separation, go in the other packing net cage of forcing press by sliding plate 27 landings that are fixed on the die shoe 24.
Fig. 5 is the sketch of strip 19.
The present invention can realize similar to the production of riveting product as long as adjust riveting nut specification and type.
Claims (1)
1. an automobile door lock snap close is continuously towards the riveting nut device, it is characterized in that: die ontology is made up of last mould assembly (32) and lower mould assembly (33), the front and back side of the die shoe (24) of lower mould assembly (33) is equipped with nut conveyer (28), and nut conveyer (28) is connected with nut automatic transport electrical control cubicles (31);
The bottom plate (26) of described lower mould assembly (33) is installed on the press bench, die shoe (24) is located with Bolt Connection pad pin (25) and bottom plate (26) and with pin, in order to fixing lower mould assembly punching concave die (3), riveted joint die (20), buoyance lift piece (2), guide pad (4), the die fixed frame (21) of interior guide pin bushing (22) is connected in die shoe (24) with bolt through lower bolster (23) and goes up and locate with pin, riveted joint die (20) embeds in the die block (21), guide frame (1) is contained in die shoe (24) and goes up with Bolt Connection round pin location, and die shoe (24) is axially installed ball-type outer guiding post (29);
The described upper bolster (11) of going up mould assembly (32) is installed on the slide block of forcing press, locate through upper padding plate (13) connection punch retainer (15) and with round pin with bolt, punch retainer (15) fixed punch first (5), drift two (6), drift three (7), the anti-error test pin (8) that send, spring assembly (10), and inner guiding post (14), pilot pin (9) is fixed on for binder, on the stripper of the material returned (17), rebound (16) is located by the Bolt Connection round pin with stripper (17), riveted joint punch (12) is gone up and is passed rebound (16) and stripper (17) with Bolt Connection at upper padding plate (13) and passes through punch retainer (15) and locate, upper bolster (11) be equipped with in order to and ball-type outer guiding post (29) slide down of lower mould assembly (33) be equipped with the guide pin bushing (30) of correcting upper and lower mould.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010521715 CN102009103B (en) | 2010-10-27 | 2010-10-27 | Continuous punching and nut riveting device for automobile door lock catch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010521715 CN102009103B (en) | 2010-10-27 | 2010-10-27 | Continuous punching and nut riveting device for automobile door lock catch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102009103A CN102009103A (en) | 2011-04-13 |
| CN102009103B true CN102009103B (en) | 2013-09-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010521715 Expired - Fee Related CN102009103B (en) | 2010-10-27 | 2010-10-27 | Continuous punching and nut riveting device for automobile door lock catch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102009103B (en) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102240769A (en) * | 2011-05-20 | 2011-11-16 | 河南星光机械制造有限公司 | Method for manufacturing special vehicular lock part |
| CN102274896B (en) * | 2011-07-14 | 2013-03-13 | 浙江理工大学 | Multi-station punching/assembling composite die |
| CN102581168B (en) * | 2011-08-30 | 2014-03-12 | 贵州航天精工制造有限公司 | Method for manufacturing small-size lock keys and press forming trimming die |
| CN103317010B (en) * | 2012-12-30 | 2015-12-16 | 上海奥林汽车配件有限公司 | A kind of progressive die for the production of automobile door lock buckle |
| CN104226832B (en) * | 2014-09-29 | 2016-03-09 | 苏州鑫睿达精密机械有限公司 | A kind of by riveting set in the mould of nut riveting on automotive safety seat |
| CN104492943A (en) * | 2014-11-20 | 2015-04-08 | 上海奥林汽车配件有限公司 | Progressive die used for manufacturing automobile door lock striker plate assemblies |
| CN105642756B (en) * | 2014-12-05 | 2018-02-09 | 浙江舜仕汽车技术有限公司 | The assembling mould of automobile nut plate |
| CN107598582A (en) * | 2017-09-06 | 2018-01-19 | 凌云工业股份有限公司 | A kind of integrated equipment for machine for rolling parts of being remained silent for nut self-piercing riveting |
| CN107939809B (en) * | 2017-09-30 | 2023-05-30 | 东风商用车有限公司 | Nut fixing structure and manufacturing method thereof |
| CN108296354B (en) * | 2018-03-09 | 2023-09-08 | 天津理工大学 | Progressive die four-axis punching and riveting integrated equipment and application method thereof |
| CN108543864A (en) * | 2018-06-29 | 2018-09-18 | 苏州鼎成精密科技有限公司 | Safety apparatus for steering gear of car processing mold |
| CN111451374A (en) * | 2020-04-01 | 2020-07-28 | 广东天倬智能装备科技有限公司 | Automatic stamping die and working method thereof |
| CN115106442B (en) * | 2022-06-28 | 2023-05-23 | 天津博世丰通科技有限公司 | Stamping die and welding and riveting process method |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4103574A (en) * | 1974-08-01 | 1978-08-01 | Greer H William | Tool assembly, method of manufacture and components thereof |
| CN201120449Y (en) * | 2007-09-28 | 2008-09-24 | 上海英提尔交运汽车零部件有限公司 | Fixture of vehicle seat basin punch member and screwed cap punch rivet connection |
| CN201565532U (en) * | 2009-09-30 | 2010-09-01 | 上海东风汽车专用件有限公司 | Fully-automatic nut pressing machine |
| CN201823834U (en) * | 2010-10-27 | 2011-05-11 | 襄樊东昇机械有限公司 | Nut continuous punching-riveting device of automobile door lock catch |
-
2010
- 2010-10-27 CN CN 201010521715 patent/CN102009103B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN102009103A (en) | 2011-04-13 |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent for invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 441004 Xiangfan city of Hubei province Fukang Automobile Industry Development Zone Avenue Applicant after: Xiangyang Sunrise Machinery Co., Ltd. Address before: 441004 Xiangfan city of Hubei province Fukang Automobile Industry Development Zone Avenue Applicant before: Xiangfan Dongsheng Machinery Co., Ltd. |
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| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: XIANGFAN DONGSHENG MACHINERY CO., LTD. TO: XIANGYANG SUNRISE MACHINERY CO., LTD. |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130904 Termination date: 20171027 |
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| CF01 | Termination of patent right due to non-payment of annual fee |