CN203778586U - Roof trimming die for punching and flanging processes of car covering piece - Google Patents
Roof trimming die for punching and flanging processes of car covering piece Download PDFInfo
- Publication number
- CN203778586U CN203778586U CN201420129135.3U CN201420129135U CN203778586U CN 203778586 U CN203778586 U CN 203778586U CN 201420129135 U CN201420129135 U CN 201420129135U CN 203778586 U CN203778586 U CN 203778586U
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- China
- Prior art keywords
- flanging
- punching
- piercing
- roof
- cutter piece
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- 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.)
- Expired - Lifetime
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- 238000000034 method Methods 0.000 title claims abstract description 55
- 238000004080 punching Methods 0.000 title claims abstract description 48
- 238000009966 trimming Methods 0.000 title claims abstract description 46
- 238000003825 pressing Methods 0.000 claims abstract description 15
- 238000005520 cutting process Methods 0.000 claims abstract description 7
- 238000005253 cladding Methods 0.000 claims description 52
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 30
- 229910052742 iron Inorganic materials 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 8
- 238000005516 engineering process Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000465 moulding Methods 0.000 description 5
- 238000007493 shaping process Methods 0.000 description 3
- 230000007306 turnover Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
Landscapes
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
Abstract
The utility model discloses a roof trimming die for the punching and flanging processes of a car covering piece. The roof trimming die comprises an upper die holder, a lower die holder, an upper punching and flanging cutter block, an upper pressing core, a lower trimming cutter block and a lower flanging cutter block, wherein the upper punching and flanging cutter block is fixedly arranged on the lower surface of the upper die holder; an elastic element is connected between the upper pressing core and the lower surface of the upper die holder, and applies an elastic force in the vertical direction; a clearance is arranged between the lower trimming cutter block and the lower flanging cutter block; the lower trimming cutter block and the lower flanging cutter block are arranged on the upper surface of the lower die holder in positions corresponding to the upper punching and flanging cutter block, so that a punching cutting edge of the upper punching and flanging cutter block is located in the clearance between the lower trimming cutter block and the lower flanging cutter block after being pressed down with the upper die holder. The roof trimming die for the punching and flanging processes of the car covering piece can achieve the punching and flanging processes in a single procedure, has a simple structure, and is convenient to repair.
Description
Technical field
The utility model relates to a kind of roof-cover trimming dies, relates in particular to a kind of roof-cover trimming dies of vehicle cladding member.
Background technology
Vehicle cladding member top cover outside plate (see figure 1) generally puts in a skylight and does not put in a skylight two types.Moulding vehicle cladding member top cover outside plate need to be used roof-cover trimming dies, the process program putting in a skylight of its routine is five operations, wherein the second operation increases skylight punching operation content, and selecting of this skylight punching operation content need to adopt a kind of switching mechanism (seeing Fig. 2 and Fig. 3) of complexity to realize.Concrete technology scheme is as follows: the first operation content: draw; The second operation content: deburring+soaring fenestra; The 3rd operation content: shaping surrounding; The 4th operation content: skylight hole flange; The 5th operation content: side flanging skylight hole.Owing to selecting the switching mechanism complex structure of soaring fenestra in the second operation, manufacture and maintenance cost are high, need novel process to substitute this complicated switching mechanism technique.In order to save die cost and cost of stamping, carshop requires to put in a skylight and shares a set of roof-cover trimming dies with the outer board type of the two kinds of vehicle cladding member top covers that do not put in a skylight, and require five operations to complete with interior,, when not increasing existing operation quantity, save switching mechanism and switch technique.
Utility model content
The purpose of this utility model is to provide a kind of roof-cover trimming dies of piercing and flanging technique of vehicle cladding member, and it can realize punching and two technique contents of flange at an in-process.When this roof-cover trimming dies is applied to the moulding of vehicle cladding member top cover outside plate, skylight punching operation content in the second operation of existing operation can be merged to the 4th operation of existing operation, the 4th operation becomes skylight hole and connects punching band and turn over, and do not need the switching mechanism in existing operation and switch technique, thereby greatly reducing die cost, manufacturing cycle and maintenance cost.
In order to reach the object of above-mentioned utility model, the utility model provides a kind of roof-cover trimming dies of piercing and flanging technique of vehicle cladding member, and it comprises upper bolster and die shoe, comprises in addition:
Upper piercing and flanging cutter piece, it is fixed at the lower surface of described upper bolster;
Upper material pressing core, is connected with flexible member, the elastic force of vertical direction that this flexible member applies between the lower surface of itself and described upper bolster;
Lower edge iron piece and lower flange cutter piece, between lower edge iron piece and lower flange cutter piece, there is gap, and the upper surface of described die shoe is located in the position of piercing and flanging cutter piece in lower edge iron piece and lower flange cutter piece correspondence, so that the punching blade of described upper piercing and flanging cutter piece gap location between lower edge iron piece and lower flange cutter piece after pressing down along with upper bolster.
The roof-cover trimming dies of the piercing and flanging technique of the above-mentioned vehicle cladding member that the utility model provides, it can realize the punching of vehicle cladding member and the operation of flanging process is integrated, in original operation that comprises flanging process, add punching technology content, additionally do not increase process.Its course of work is, described die shoe is motionless, and lathe top shoe drives described upper bolster to move down after a segment distance, and described upper material pressing core starts to push down the vehicle cladding member for the treatment of piercing and flanging, guarantees that it is motionless, and pressure source is provided by described flexible member; Described upper bolster continues descending, drives described upper piercing and flanging cutter piece and described lower edge iron piece to be staggered and along vehicle cladding member, treats edge, the position shearing vehicle cladding member of punching, completes punching technology; Described upper bolster continues descending, drives described upper piercing and flanging cutter piece and described lower flange cutter piece to be staggered and pushes the position, punching edge of vehicle cladding member, and flange starts; Described upper bolster continues descending, drive described upper piercing and flanging cutter piece and described lower flange cutter piece to be further staggered and push the position, punching edge of vehicle cladding member, now the position, punching edge of vehicle cladding member is along the gap distortion (being flange) that is staggered of described upper piercing and flanging cutter piece and described lower flange cutter piece, until flange completes; Lathe top shoe drives described upper bolster up, and operation finishes.The roof-cover trimming dies of the piercing and flanging technique of the above-mentioned vehicle cladding member that the utility model provides is simple in structure, easy to maintenance; Die cost and manufacturing cycle reduce greatly.
When the roof-cover trimming dies of the piercing and flanging technique of the above-mentioned vehicle cladding member that the utility model provides is applied to the moulding of vehicle cladding member top cover outside plate, skylight punching operation content in the second operation of existing operation can be merged to the 4th operation of existing operation, the 4th operation becomes skylight hole and connects punching band and turn over, and does not need the switching mechanism in existing operation and switch technique.It is as follows that the roof-cover trimming dies of the piercing and flanging technique of the above-mentioned vehicle cladding member that the utility model provides is applied to a kind of process program of moulding of vehicle cladding member top cover outside plate: the first operation: draw; The second operation: deburring; The 3rd operation: shaping surrounding; The 4th operation: skylight hole connects punching band and turns over; The 5th operation: side flanging skylight hole.
Further, in roof-cover trimming dies described in the utility model, between described upper bolster and die shoe, be also provided with guider, so that pressing down of upper bolster led.
In the roof-cover trimming dies of the piercing and flanging technique of above-mentioned vehicle cladding member, described guider is for pressing down of upper bolster led, thus the precision of assurance punching and flanging process.
Further, in above-mentioned roof-cover trimming dies, described guider comprises guide pin bushing and the guide pillar of being located at respectively on upper bolster and die shoe, and described guide pillar is located in guide pin bushing, and can move along the axial direction of guide pin bushing.
In the roof-cover trimming dies of the piercing and flanging technique of above-mentioned vehicle cladding member, can effectively the lead direction that presses down of described upper bolster of described guide pin bushing and guide pillar, the quality of fit of described guide pin bushing and guide pillar has determined the precision of punching and flanging process.
Further, in roof-cover trimming dies described in the utility model, the cutting edge of described punching blade enters mould R angle from the flange of piercing and flanging cutter piece and also extends one downwards apart from d, and this is greater than the thickness of workpiece to be machined and is less than 5mm apart from d.
In the roof-cover trimming dies of the piercing and flanging technique of above-mentioned vehicle cladding member, the cutting edge of described punching blade than the flange of described piercing and flanging cutter piece enter mould R angle low apart from d, make described punching blade enter mould R angle than described flange and first contact vehicle cladding member, guaranteed the precedence of punching technology and flanging process.
The roof-cover trimming dies of the piercing and flanging technique of vehicle cladding member described in the utility model, it can realize punching and two technique contents of flange at an in-process, and it is simple in structure, easy to maintenance.When this roof-cover trimming dies is applied to the moulding of vehicle cladding member top cover outside plate, skylight punching operation content in the second operation of existing operation can be merged to the 4th operation of existing operation, save the switching mechanism in existing operation and switch technique, thereby greatly reducing die cost, manufacturing cycle and maintenance cost.
Accompanying drawing explanation
Fig. 1 is automobile panel top cover outer panel structure schematic diagram.
Fig. 2 is a kind of overall structure schematic diagram of the switching mechanism of existing technique.
Fig. 3 is a kind of fractionation structural representation of the switching mechanism of existing technique.
Fig. 4 is the roof-cover trimming dies of piercing and flanging technique of vehicle cladding member described in the utility model schematic diagram under a kind of embodiment.
Fig. 5 is the roof-cover trimming dies of piercing and flanging technique of vehicle cladding member described in the utility model upper piercing and flanging cutter block structure schematic diagram under a kind of embodiment.
Fig. 6 is the local structure for amplifying schematic diagram of the roof-cover trimming dies of piercing and flanging technique of vehicle cladding member described in the utility model enforcement punching technology element under a kind of embodiment.
Fig. 7 is the local structure for amplifying schematic diagram of the element of the roof-cover trimming dies of piercing and flanging technique of vehicle cladding member described in the utility model enforcement flanging process incipient stage under a kind of embodiment.
Fig. 8 is the local structure for amplifying schematic diagram of element of the roof-cover trimming dies of piercing and flanging technique of vehicle cladding member described in the utility model enforcement flanging process ending phase under a kind of embodiment.
The specific embodiment
To the roof-cover trimming dies of the piercing and flanging technique of vehicle cladding member described in the utility model be described further according to specific embodiment and Figure of description below, but this explanation does not form the improper restriction to technical solutions of the utility model.
The structure of the roof-cover trimming dies of piercing and flanging technique that Fig. 4 has shown vehicle cladding member described in the utility model under a kind of embodiment; The upper piercing and flanging cutter block structure of the roof-cover trimming dies of piercing and flanging technique that Fig. 5 has shown vehicle cladding member described in the utility model under a kind of embodiment.
As shown in Figure 4, the roof-cover trimming dies in the present embodiment comprises upper bolster 2 and die shoe 1, comprises in addition: upper piercing and flanging cutter piece 6, and it is fixed at the lower surface of upper bolster 2; Upper material pressing core 3, it is slidably mounted on upper bolster 2 and is provided with for the spring 8 of pressure-plate-force is provided between the upper end of upper material pressing core 3 and upper bolster 2; Lower edge iron piece 4 and lower flange cutter piece 5, between lower edge iron piece 4 and lower flange cutter piece 5, there is gap, and the upper surface of die shoe 1 is located in the position of lower edge iron piece 4 and lower flange cutter piece 5 corresponding upper piercing and flanging cutter pieces 6, so that the punching blade of upper piercing and flanging cutter piece 6 gap location between lower edge iron piece 4 and lower flange cutter piece 5 after pressing down along with upper bolster 2.In the present embodiment, be also provided with the complete guide pillar guide pin bushing 7 of installing and using between die shoe 1 and upper bolster 2, in this guide pillar guide pin bushing 7, guide pillar precision-fit is located in guide pin bushing, and can move along the axial direction of guide pin bushing; The punching cutting edge of upper piercing and flanging cutter piece 6 enters the downward 3mm(of stretching out of mould R angle than flange and sees Fig. 5); It is enough that the pressure-plate-force of spring 8 is wanted; The material of lower edge iron piece 4 and upper piercing and flanging cutter piece 6 is 7CrSiMnMoV (castings).
The punching technology local structure for amplifying of the roof-cover trimming dies of piercing and flanging technique that Fig. 6 has shown vehicle cladding member described in the utility model under a kind of embodiment; The flanging process incipient stage local structure for amplifying of the roof-cover trimming dies of piercing and flanging technique that Fig. 7 has shown vehicle cladding member described in the utility model under a kind of embodiment; The flanging process ending phase local structure for amplifying of the roof-cover trimming dies of piercing and flanging technique that Fig. 8 has shown vehicle cladding member described in the utility model under a kind of embodiment.
Incorporated by reference to consulting Fig. 4-Fig. 8, when the roof-cover trimming dies in the present embodiment is used for the skylight hole piercing and flanging technique of vehicle cladding member, its course of work is, first stage, please refer to Fig. 4, treat that the vehicle cladding member of skylight hole piercing and flanging is placed on lower module 1, lathe top shoe drives upper bolster 2 to move down after a segment distance, what guide pillar guide pin bushing 7 started to lead upper bolster 2 moves down direction and position, to guarantee the precision of punching and flanging process; Upper bolster 2 continues to move down, upper material pressing core 3 starts to push down the vehicle cladding member for the treatment of skylight hole piercing and flanging, guarantee that it is motionless, existence due to spring 8, upper material pressing core 3 is pushed down after the vehicle cladding member of skylight hole piercing and flanging, neither can continue along with upper bolster 2 continues to move down, can provide again enough pressure to continue to push down the vehicle cladding member for the treatment of skylight hole piercing and flanging; Second stage, please refer to Fig. 6, upper bolster 2 drives upper piercing and flanging cutter piece 6 to continue descending, the at least thickness of vehicle cladding member until its punching cutting edge and lower edge iron piece 4 end vertical directions are staggered, thereby vehicle cladding member is sheared at the edge, position for the treatment of skylight hole punching along vehicle cladding member, completes skylight hole punching technology; Phase III, please refer to Fig. 7, and it is descending that upper bolster 2 drives upper piercing and flanging cutter piece 6 to continue, until its flange enters mould R angle, is staggered and pushes the position, skylight hole punching edge of vehicle cladding member with lower flange cutter piece 5 end vertical directions, and skylight hole flange starts; Because the punching cutting edge of upper piercing and flanging cutter piece 6 enters the downward 3mm(of stretching out of mould R angle than flange, see Fig. 5), in the present embodiment application, the thickness of vehicle cladding member selects to be less than or equal to 3mm, to guarantee that the front and back of punching and flanging process do not interfere; Fourth stage, please refer to Fig. 8, and it is descending that upper bolster 2 drives upper piercing and flanging cutter piece 6 to continue, until skylight hole flange position all enters the gap between piercing and flanging cutter piece 6 and lower flange cutter piece 5, skylight hole flange finishes; Finally, lathe top shoe drives upper bolster 2 up, and the skylight hole piercing and flanging course of work of vehicle cladding member finishes.
The above-mentioned roof-cover trimming dies of the present embodiment is applied to a kind of process program of the outer sheet metal forming of skylight vehicle cladding member top cover as follows: the first operation: draw; The second operation: deburring; The 3rd operation: shaping surrounding; The 4th operation: skylight hole connects punching band and turns over; The 5th operation: side flanging skylight hole.The skylight hole piercing and flanging technological work process of above-mentioned vehicle cladding member i.e. the course of work of the 4th operation.Above-mentioned process program merges to the skylight punching operation content in the second operation of existing operation the 4th operation of existing operation, has saved the switching mechanism in existing operation and has switched technique, thereby greatly having reduced die cost, manufacturing cycle and maintenance cost.
It should be noted that above cited embodiment is only specific embodiment of the utility model.Obviously the utility model is not limited to above embodiment, and the similar variation of thereupon making or distortion are that those skilled in the art can directly draw or be easy to from the disclosed content of the utility model and just associate, and all should belong to protection domain of the present utility model.
Claims (4)
1. a roof-cover trimming dies for the piercing and flanging technique of vehicle cladding member, it comprises upper bolster and die shoe, it is characterized in that:
Upper piercing and flanging cutter piece, it is fixed at the lower surface of described upper bolster;
Upper material pressing core, is connected with flexible member, the elastic force of vertical direction that this flexible member applies between the lower surface of itself and described upper bolster;
Lower edge iron piece and lower flange cutter piece, between lower edge iron piece and lower flange cutter piece, there is gap, and the upper surface of described die shoe is located in the position of piercing and flanging cutter piece in lower edge iron piece and lower flange cutter piece correspondence, so that the punching blade of described upper piercing and flanging cutter piece gap location between lower edge iron piece and lower flange cutter piece after pressing down along with upper bolster.
2. roof-cover trimming dies as claimed in claim 1, is characterized in that, is also provided with guider between described upper bolster and die shoe, so that pressing down of upper bolster led.
3. roof-cover trimming dies as claimed in claim 2, is characterized in that, described guider comprises guide pin bushing and the guide pillar of being located at respectively on upper bolster and die shoe, and described guide pillar is located in guide pin bushing, and can move along the axial direction of guide pin bushing.
4. roof-cover trimming dies as claimed in claim 1, is characterized in that, the cutting edge of described punching blade enters mould R angle from the flange of piercing and flanging cutter piece and also extends one downwards apart from d, and this is greater than the thickness of workpiece to be machined and is less than 5mm apart from d.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420129135.3U CN203778586U (en) | 2014-03-20 | 2014-03-20 | Roof trimming die for punching and flanging processes of car covering piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420129135.3U CN203778586U (en) | 2014-03-20 | 2014-03-20 | Roof trimming die for punching and flanging processes of car covering piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203778586U true CN203778586U (en) | 2014-08-20 |
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ID=51314814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420129135.3U Expired - Lifetime CN203778586U (en) | 2014-03-20 | 2014-03-20 | Roof trimming die for punching and flanging processes of car covering piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203778586U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104492940A (en) * | 2014-10-16 | 2015-04-08 | 上海众大汽车配件有限公司 | Trimming and flanging die of automobile water tank assembly parts |
| CN104858299A (en) * | 2014-10-27 | 2015-08-26 | 北汽福田汽车股份有限公司 | Die for lateral shaping and punching |
| CN106270197A (en) * | 2016-08-29 | 2017-01-04 | 靖江三鹏模具科技股份有限公司 | Flywheel vibration damping system inner fluted disc stamping die |
| CN107486494A (en) * | 2016-12-16 | 2017-12-19 | 宝沃汽车（中国）有限公司 | Repair and turn over cutter block, repair overmolded tool and die assembly |
| CN110666028A (en) * | 2019-08-22 | 2020-01-10 | 南京乔丰汽车工装技术开发有限公司 | Noise-reducing and shock-absorbing knife block for trimming die of automobile covering part |
| CN112404253A (en) * | 2020-07-07 | 2021-02-26 | 浙江金奥汽车装备有限公司 | Automobile door and window frame reinforcing plate flanging, trimming and punching die |
| CN112588961A (en) * | 2020-11-20 | 2021-04-02 | 东风汽车集团有限公司 | Mould for switching production of automobile roof with skylight and non-skylight |
| CN114082846A (en) * | 2021-11-20 | 2022-02-25 | 安徽江淮汽车集团股份有限公司 | Die structure of flanging process of hair cover outer plate |
| CN114192640A (en) * | 2021-11-04 | 2022-03-18 | 中国第一汽车股份有限公司 | Manufacturing method of roof skylight |
-
2014
- 2014-03-20 CN CN201420129135.3U patent/CN203778586U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104492940A (en) * | 2014-10-16 | 2015-04-08 | 上海众大汽车配件有限公司 | Trimming and flanging die of automobile water tank assembly parts |
| CN104858299A (en) * | 2014-10-27 | 2015-08-26 | 北汽福田汽车股份有限公司 | Die for lateral shaping and punching |
| CN106270197A (en) * | 2016-08-29 | 2017-01-04 | 靖江三鹏模具科技股份有限公司 | Flywheel vibration damping system inner fluted disc stamping die |
| CN107486494A (en) * | 2016-12-16 | 2017-12-19 | 宝沃汽车（中国）有限公司 | Repair and turn over cutter block, repair overmolded tool and die assembly |
| CN110666028A (en) * | 2019-08-22 | 2020-01-10 | 南京乔丰汽车工装技术开发有限公司 | Noise-reducing and shock-absorbing knife block for trimming die of automobile covering part |
| CN112404253A (en) * | 2020-07-07 | 2021-02-26 | 浙江金奥汽车装备有限公司 | Automobile door and window frame reinforcing plate flanging, trimming and punching die |
| CN112588961A (en) * | 2020-11-20 | 2021-04-02 | 东风汽车集团有限公司 | Mould for switching production of automobile roof with skylight and non-skylight |
| CN114192640A (en) * | 2021-11-04 | 2022-03-18 | 中国第一汽车股份有限公司 | Manufacturing method of roof skylight |
| CN114192640B (en) * | 2021-11-04 | 2024-06-04 | 中国第一汽车股份有限公司 | Manufacturing method of top cover skylight |
| CN114082846A (en) * | 2021-11-20 | 2022-02-25 | 安徽江淮汽车集团股份有限公司 | Die structure of flanging process of hair cover outer plate |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140820 |
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| CX01 | Expiry of patent term |