CN204194607U - The upper and lower guide frame of a kind of fuel tank weld seam shaping mould - Google Patents
The upper and lower guide frame of a kind of fuel tank weld seam shaping mould Download PDFInfo
- Publication number
- CN204194607U CN204194607U CN201420633103.7U CN201420633103U CN204194607U CN 204194607 U CN204194607 U CN 204194607U CN 201420633103 U CN201420633103 U CN 201420633103U CN 204194607 U CN204194607 U CN 204194607U
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- China
- Prior art keywords
- guide frame
- fixed
- fuel tank
- lower guide
- shaping
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Abstract
The utility model discloses the upper and lower guide frame of a kind of fuel tank weld seam shaping mould, it is characterized in that, described upper and lower guide frame, comprise the guide pillar arranged straight up being fixed on lower bolster upper periphery position, also comprise the guide pin bushing being fixed on cope match-plate pattern lower surface peripheral position and arranging straight down, guide pillar inserts guide pin bushing slidably and forms sliding matching structure, like this, the cooperation of guide pillars and bushes can be leaned on to realize guiding and location.Upper and lower guide frame also comprises spring housing and reset helical spring, and the component such as height limit plate and stop screw.The utility model can realize patrix Rapid reset to facilitate pickup after shaping, simultaneously to reset restriction, prevents patrix from skidding off outside guide pillar.This structure achieves upper and lower mould auto-lock function, eliminates bolster and punch press is connected and installed pressing plate operation, realizes the quick change function of mould.Also there is structure simple, the advantage that implementation cost is cheap.
Description
Technical field
The utility model relates to a kind of three-chip type overlap welding fuel tank weld seam shaping mould; Particularly relate to a kind of guide frame up and down of three oblique cut grafting fluxing oil box shaping moulds.
Background technology
Crown prince's Halley motorcycle, due to fluent form, air and noble, and then is subject to liking of vast motorcycle user.In crown prince's Halley motorcycle, in order to car load form fit, its fuel tank be generally designed to head large after little, the round and smooth shape structure of the similar egg-shape of entirety of corner location rounding off.Then the fuel tank of this round and smooth shape structure buds out into popularity gradually, and also has employing in the motorcycle of some other types.
The motorcycle tank of existing ordinary construction is when producing, general is all the modes of production adopting the involutory connection of two halves casing, in this mode of production, casing adopts casting or Multi-step forming to be shaped and obtains, complex process and cost of labor is higher, production capacity is low, and upper case half presentation quality does not reach the requirement of direct application, is not suitable for the production of round and smooth shape fuel tank.
In order to improve the fuel tank production efficiency of this round and smooth shape structure, reduce production cost, applicant considers that have employed following technique produces, namely first to plate stamping extend shaping obtain upper left, upper right and below three sheet material (stamping drawdown be shaped generally comprise deeply extend and trimming, trimming disjoining pressure scrap (bridge) step, lap-welded overlap edge is crimped out in sheet edge position during trimming disjoining pressure scrap (bridge)), at the pre-made allowance in oil filler position; Then adopt lap-welded mode to connect upper left sheet material and upper right sheet material, wash out oil filler surplus after butt welded seam shaping, the mode of last circular seam welding connects below sheet material, obtained fuel tank.
The fuel tank that this three oblique cut grafting weldering modes are produced, due to the impact that sheet material resilience causes sheet edge shape in the process of plate stamping trimming, and on the impact that welding position is caused in overlap welding process, makes welded seam area position be out of shape serious.When weld seam shaping, if adopt the mode of the manual roller shaping of existing routine, then there is production efficiency low, and shaping effect and homogeneity of product are difficult to the defect that meets the demands, therefore it is simple also to need to design a kind of structure, shaping is efficient, the shaping mould that shaping effect is good, to meet the requirement of three oblique cut grafting fluxing oil box weld seam shapings.
In order to solve the problem, applicant consider devise a kind of adopt the mode of die reshaping to eliminate in stitch lap weld region, in mould, consider to carry out disappearing wedge at the wedge groove that disappears that below punch upper surface designs and position while welding is corresponding, make material unnecessary for fuel tank shell welded seam area position can be squeezed into during shaping and punch disappears in wedge groove, ensure that fuel tank shell upper surface is smooth flat, shaping efficient quick, and shaping effect is good.
But in the mould of design, also need to consider how shaping-orientation structure, so that the descending guiding of patrix can be realized, and the effect such as the descending spacing and Rapid reset of patrix.
Utility model content
For above-mentioned the deficiencies in the prior art, technical problem to be solved in the utility model is: how to provide a kind of structure simple, can realize the descending guiding of patrix, the upper and lower guide frame of fuel tank weld seam shaping mould of the descending spacing and Rapid reset of patrix.
In order to solve the problems of the technologies described above, the utility model have employed following technical scheme:
The upper and lower guide frame of a kind of fuel tank weld seam shaping mould, it is characterized in that, described upper and lower guide frame, comprise the guide pillar arranged straight up being fixed on lower bolster upper periphery position, also comprise the guide pin bushing being fixed on cope match-plate pattern lower surface peripheral position and arranging straight down, guide pillar inserts guide pin bushing slidably and forms sliding matching structure; Upper and lower guide frame also comprises the spring housing arranged straight up being fixed on lower bolster upper periphery position, be fixed on the reset helical spring that cope match-plate pattern lower surface peripheral position is arranged straight down, reset helical spring lower end telescopically inserts and is connected in just right spring housing.
In the utility model, the cooperation of guide pillars and bushes can be leaned on to realize guiding and location.Meanwhile, the reset helical spring of setting can also fast and easy reset.
As optimization, described upper and lower guide frame also comprises and is fixed on lower bolster side and the height limit plate upwards arranged, height limit plate having the vertical spacing slotted eye arranged, also comprising the stop screw that can slide up and down to through being fixed on after spacing slotted eye on patrix.
Like this, the cooperation of reset helical spring and spring housing, spacing slotted eye and stop screw can be leaned on better to realize patrix and to reset, facilitate pickup after shaping, and realize upper and lower mould auto-lock function.
In sum, the utility model has can realize the descending guiding of fuel tank weld seam shaping mould patrix, and the descending spacing and patrix Rapid reset of patrix, to facilitate the effects such as pickup, simultaneously to reset restriction, prevents patrix from skidding off outside guide pillar.This structure achieves upper and lower mould auto-lock function, eliminates bolster and punch press is connected and installed pressing plate operation, realizes the quick change function of mould.Also there is structure simultaneously simple, the advantage that implementation cost is cheap.
Accompanying drawing explanation
Fig. 1 is a kind of simplified schematic diagram that have employed three oblique cut grafting fluxing oil box shaping moulds of the utility model structure.Location structure is not shown in figure.
Fig. 2 is the side view of Fig. 1.Upper and lower guide frame is not shown in figure.
Detailed description of the invention
The utility model is described in further detail for the three oblique cut grafting fluxing oil box shaping moulds that have employed the utility model structure below in conjunction with a kind of and accompanying drawing thereof.
During concrete enforcement: as shown in Figure 1-2, a kind of three oblique cut grafting fluxing oil box shaping moulds that have employed the utility model structure, comprise the upper die and lower die be oppositely arranged, the die 2 that described patrix comprises cope match-plate pattern 1 and is fixed on below cope match-plate pattern 1, die 2 lower surface is the smooth shaping surface in the upper arcs of recesses corresponding with fuel tank upper body, counterdie comprises lower bolster 3 and is fixed on the punch 4 above lower bolster 3, punch 4 upper surface be in and upper convex corresponding to fuel tank upper body smooth shaping surface and at middle part, corresponding position while welding has the wedge groove 5 that disappears; Shaping mould also comprises the location structure be arranged on counterdie, also comprises upper and lower guide frame.During concrete enforcement, described punch, die all adopt Cr12, and heat treatment hardness is 52 ~ 56HRC; Shaping can be met and use needs.
Wherein, described location structure, comprise the locating piece 6 being positioned at lower bolster tail position, locating piece 6 upper surface shape is consistent with fuel tank inner chamber upper back shape, location structure also comprises the alignment pin 7 being positioned at lower bolster head position, the oblique setting of alignment pin 7 forward upward and and oil filler position corresponding.Like this, adopt simple structure to achieve the location of fuel tank upper body, location is quick reliable, can prevent from rocking during shaping, ensure that shaping effect.
Wherein, described alignment pin 7 upper head is conical positioning head, alignment pin 7 afterbody is positioned at the installation cavity be coaxially set, installation cavity is arranged on a mounting blocks 8 of lower bolster head, be provided with retainer spring 9 in described installation cavity, retainer spring 9 two ends are connected to bottom installation cavity and between alignment pin 7 tail end.During such location, retainer spring can by alignment pin jack-up to navigate in the locating hole of mailbox upper body, and in reforming process, the vibration caused by spring absorption shaping and deformation, ensure that in reforming process, location is reliable all the time.
Wherein, described alignment pin 7 afterbody has diameter and becomes a large circle positive stop lug boss, and the installation cavity upper end open place on described mounting blocks 8 has reducer that diameter diminishes and for coordinating spacing with the positive stop lug boss of alignment pin 7 afterbody.Alignment pin can be avoided like this to be ejected installation cavity by retainer spring, ensure that alignment pin uses reliable.During concrete enforcement, described installation cavity is that an oblique through hole lower end is blocked by the bolt that a spiral connects and obtained facilitating installation.
Wherein, namely described upper and lower guide frame have employed the utility model structure, be specially the guide pillar 10 arranged straight up comprising and be fixed on lower bolster 3 upper periphery position, also comprise the guide pin bushing 11 being fixed on cope match-plate pattern 1 lower surface peripheral position and arranging straight down, guide pillar 10 inserts guide pin bushing 11 slidably and forms sliding matching structure; Upper and lower guide frame also comprises the spring housing 12 arranged straight up being fixed on lower bolster 3 upper periphery position, be fixed on the reset helical spring 13 that cope match-plate pattern 1 lower surface peripheral position is arranged straight down, reset helical spring 13 lower end telescopically inserts and is connected in just right spring housing 12.Described upper and lower guide frame also comprises and is fixed on lower bolster side and the height limit plate 14 upwards arranged, and height limit plate 14 having the vertical spacing slotted eye arranged, also comprising the stop screw 15 that can slide up and down to through being fixed on after spacing slotted eye on patrix.Like this, the cooperation of guide pillars and bushes can be leaned on to realize guiding, realize the reset of patrix further by the cooperation of reset helical spring and spring housing simultaneously, facilitate pickup after shaping.Simultaneously to reset restriction, prevent patrix from skidding off outside guide pillar.This structure achieves upper and lower mould auto-lock function, eliminates bolster and punch press is connected and installed pressing plate operation, realizes the quick change function of mould.
Wherein, described die 2 lower surface is on the basis of original fuel tank upper surface arc, middle constant along the center line height of position while welding, these center line both sides of the edge height rising 3-6mm(is preferably 4mm) after be arcuately smoothly transitted into the arcwall face that center line height obtains.Like this, after die profile adjusts upward along the both sides of the edge of welded seam area position center line, fuel tank shell can be eliminated better and to be in welded seam area position in previous process due to the deformation that sheet material resilience causes, ensure shaping effect better.
Wherein, described punch 4 upper surface is on the basis of original oil box cavity upper surface arc, the middle center line height rising 6-9mm(along position while welding is preferably 8mm), this center line both sides of the edge height is constant and be arcuately smoothly transitted into the arcwall face that center line obtains.Like this, after punch surface adjusts upward along the height of welded seam area position center line, also can eliminate fuel tank shell better and be in welded seam area position in previous process due to the deformation that sheet material resilience causes, ensure shaping effect better.
Wherein, above-mentioned cope match-plate pattern 1 and lower bolster 3 peripheral position also horizontally outward projection be provided with hanger 16, in the middle part of described lower bolster 3, punch support plate 17 is installed, punch support plate 17 is installed described punch 4.Like this, the setting of hanger, facilitate mould to carry lifting, punch support plate can facilitate the installation of punch to fix.
When above-mentioned mould is specifically implemented, described in the disappear width of wedge groove be that 8-11mm(is preferably 9mm), the degree of depth is that 0.1-0.4mm(is preferably 0.2mm).General fuel tank t0.8 extends sheet material deeply, and the wedge groove that disappears of this size can meet the wedge demand that disappears better, ensures punching press shaping effect.
Above-mentioned shaping mould, during use, be placed on punch by overlapping the fuel tank upper body (upper left and the welding of upper right portion sheet material obtain) welded, be affixed with fuel tank upper body medium position in the middle part of punch, then the location to fuel tank upper body is realized by location structure, then starting pressure machine drives patrix descending, make that die is descending carries out shaping to fuel tank shell together with punch, material unnecessary for fuel tank shell welded seam area position is squeezed into punch disappears in wedge groove, ensure that fuel tank shell upper surface is smooth flat, meet the requirement of tank design.Therefore this mould stitches protruding during product can be made to eliminate, promote production capacity, guarantee middle seam rounding off and uniformity; There is shaping efficient quick, and the feature that shaping effect is good.
Claims (2)
1. the upper and lower guide frame of fuel tank weld seam shaping mould, it is characterized in that, described upper and lower guide frame, comprise the guide pillar arranged straight up being fixed on lower bolster upper periphery position, also comprise the guide pin bushing being fixed on cope match-plate pattern lower surface peripheral position and arranging straight down, guide pillar inserts guide pin bushing slidably and forms sliding matching structure; Upper and lower guide frame also comprises the spring housing arranged straight up being fixed on lower bolster upper periphery position, be fixed on the reset helical spring that cope match-plate pattern lower surface peripheral position is arranged straight down, reset helical spring lower end telescopically inserts and is connected in just right spring housing.
2. the upper and lower guide frame of fuel tank weld seam shaping mould as claimed in claim 1, it is characterized in that, described upper and lower guide frame also comprises and is fixed on lower bolster side and the height limit plate upwards arranged, height limit plate having the vertical spacing slotted eye arranged, also comprising the stop screw that can slide up and down to through being fixed on after spacing slotted eye on patrix.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420633103.7U CN204194607U (en) | 2014-10-29 | 2014-10-29 | The upper and lower guide frame of a kind of fuel tank weld seam shaping mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420633103.7U CN204194607U (en) | 2014-10-29 | 2014-10-29 | The upper and lower guide frame of a kind of fuel tank weld seam shaping mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204194607U true CN204194607U (en) | 2015-03-11 |
Family
ID=52652607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420633103.7U Expired - Fee Related CN204194607U (en) | 2014-10-29 | 2014-10-29 | The upper and lower guide frame of a kind of fuel tank weld seam shaping mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204194607U (en) |
-
2014
- 2014-10-29 CN CN201420633103.7U patent/CN204194607U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151110 Address after: 400054 Banan District, Chongqing building Avenue, No. 2, building 1 Patentee after: CHONGQING CONSTRUCTION ELECTROMECHANICAL CO., LTD. Address before: 400054 Huaxi Industrial Park, Banan District, Chongqing Road, No. 1 Patentee before: Chongqing Jianshe Motorcycle Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150311 Termination date: 20171029 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |