CN203678961U - Multifunctional automatic draw bender - Google Patents
Multifunctional automatic draw bender Download PDFInfo
- Publication number
- CN203678961U CN203678961U CN201320875248.3U CN201320875248U CN203678961U CN 203678961 U CN203678961 U CN 203678961U CN 201320875248 U CN201320875248 U CN 201320875248U CN 203678961 U CN203678961 U CN 203678961U
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- Prior art keywords
- guide rail
- guide
- fixedly installed
- slide plate
- fixed
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Abstract
The utility model relates to the field of molding of a guide rail, in particular to a multifunctional automatic draw bender. The multifunctional automatic draw bender comprises a base frame, a molding die, a drawing mechanism, a fixing mechanism for fixing the end part of the guide rail onto the molding die, an extrusion mechanism and a clamping mechanism; the molding die is provided with a vertical front surface, arc side surfaces adjacent to two sides of the front surface and rotary central holes of the arc side surfaces; the two arc side surfaces are symmetric; the front surface and the two arc side surfaces are provided with continuous drawing slots for containing the guide rail. According to the draw molding equipment, in the bending molding process of the guide rail, the cross section of the bending part of the guide rail is not changed, and as the relative positions of the clamping mechanism and the extrusion mechanism are not changed, the no-deformation part of the guide rail is enabled not to be deformed due to bending stress. In addition, the multifunctional automatic draw bender can be used for bending four guide rails once, so the molding efficiency is greatly improved.
Description
Technical field
The utility model relates to molding of guide rail manufacture field, relates in particular to a kind of multi-functional automatic stretch benders.
Background technology
A kind of middle guide part that is widely used in arrangements for automotive doors slip, as shown in Figure 1, its position near end needs bending, but due to form this middle guide section bar as shown in Figure 2, belong to unsymmetrical section and there is cavity, therefore this middle guide is in bending forming process, and under the effect of bending power and moment of flexure, its kink middle guide cross section very easily produces distortion.In the application of arrangements for automotive doors, whether the dimensional accuracy of middle guide directly has influence on opening/closing door of vehicle smooth and easy, therefore, requires the cross section of middle guide everywhere to be consistent.
In the prior art, conventionally once can only complete the processing and forming of a guide rail, and can not guarantee the deformation rate of guide rail bending place cross section, therefore, be necessary to design a kind of special former, the processing and forming that once may be done to few two guide rails, in raising the efficiency, guarantees that its process middle section at bending forming can not produce distortion.
Summary of the invention
The technical problems to be solved in the utility model is that to solve in prior art shaping efficiency lower, and the deformation rate of the guide rail bending place cross section defect that cannot guarantee.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is as follows: a kind of multi-functional automatic stretch benders, comprise pedestal, mould, drawing mechanism, for the end of guide rail being fixed on to fixed mechanism, pressing mechanism and the clamp mechanism on described mould, described mould is fixedly installed on pedestal, described mould is provided with vertical front surface, with the circular arc side of described front surface both sides adjacency and be located at the rotating central hole at place of described two circular arc side center of arc, described two circular arc sides are symmetrical mutually; On described front surface and described two circular arc sides, be at least provided with one for the diastrophic stretch slot of guiding rail, described stretch slot is continuous on described front surface and described two circular arc sides; Described drawing mechanism comprises tensile driving device, pull bar, guide plate and slide plate, and the quantity of described pull bar, described guide plate and described slide plate is 2, and is distributed in respectively the both sides of described mould symmetrical mutually; One end of described pull bar and described tensile driving device are hinged, and the other end and described slide plate are hinged, and described tensile driving device drives described slide plate to rotate around described rotating central hole; Described pressing mechanism and described clamp mechanism are all fixedly installed on described slide plate, described pressing mechanism is at described slide plate during around the rotation of described rotating central hole, for the guide rail extruding near described fixed mechanism position is made to the track flexural deformation of guide rail along described stretch slot, described clamp mechanism and described pressing mechanism be arranged in parallel, for the free end of fixed guide.
Further, the quantity of described stretch slot is two, and parallel to each other.
Further, described fixed mechanism is fixedly installed on described mould top, described fixed mechanism comprises fixer cylinder pressure, fixed piston rod and fixed bar, and described fixed bar is provided with the hinge hole one hinged with described fixed piston rod, with the hinged rotary hole one of described pedestal and for the end of guide rail being fixed to the projection of stretch slot on described front surface.
Further, described guide plate is fixedly installed on described pedestal, and described guide plate is provided with intrados, and described intrados is concentric with described circular arc side, is also provided with the gathering sill for guiding described slide plate rotation on described intrados.
Further, described slide plate is provided with the guide cam matching with described gathering sill, is also provided with the hinge hole two hinged with described pull bar and the rotary hole two coaxial with described rotating central hole on described slide plate.
Further, described tensile driving device comprises stretching hydraulic cylinder, the piston rod and be fixedly installed on the tension block of described stretching piston rod end of stretching, and described tension block and described pull bar are hinged.
Further, described tensile driving device comprises stretching hydraulic cylinder, the piston rod and be fixedly installed on the tension block of described stretching piston rod end of stretching, and described tension block and described pull bar are hinged.
Further, described clamp mechanism comprises the base, clamping hydraulic cylinder, clamping piston bar, the clamping press plate that is fixedly installed on clamping piston boom end and the baffle plate that are fixedly installed on described slide plate, described baffle plate is fixedly installed on described base, the inner surface of described baffle plate is concordant with the front surface of described mould, described baffle plate be provided with described stretch slot form fit for holding the guide-track groove of guide rail, a side of the relative baffle plate of described clamping press plate is also provided with the crimp lug for clamping guide-rail matching with described guide-track groove.
Further, described pressing mechanism comprises bearing, squeezed fluid cylinder pressure, the extrusion piston bar being fixedly installed on described slide plate and the crushing block that is positioned at extrusion piston boom end, and a side of the relatively described mould of described crushing block is provided with the extrusion lug that guide rail and described stretch slot is kept in touch for pushing guide rail matching with described stretch slot.
Multi-functional automatic stretch benders of the present utility model, its mould has two of mutual symmetry and is provided with the circular arc side of stretch slot, it is in bending forming process, the mode that two guide rails are docked mutually with end is placed in the stretch slot of mould front surface, and the cavity by its rail end inserts elastic supporter, by fixed mechanism, the end of its two guide rails is fixed in stretch slot, by clamp mechanism, the free end of two guide rails is fixedly clamped, drive slide plate in the process of the rotating central hole rotation of circular arc side at tensile driving device, pressing mechanism makes the track reposefully flexural deformation of guide rail along stretch slot by guide rail near the position extruding of fixed mechanism, due to the flexible supporter of cavity interpolation of guide rail, in guide rail BENDING PROCESS, the cross section of its crooked position remains unchanged.Meanwhile, in this diastrophic process, the position between the relative pressing mechanism of clamp mechanism remains unchanged relatively, guarantees that the non-crushed element of guide rail can not produce distortion because of bending stress.In addition,, due to once four guide rails of brake forming simultaneously of multi-functional automatic stretch benders of the present utility model, its shaping efficiency greatly improves.
Accompanying drawing explanation
Accompanying drawing is herein used to provide further understanding of the present utility model, forms the application's a part, and schematic description and description of the present utility model is used for explaining the utility model, does not form to improper restriction of the present utility model, in the accompanying drawings:
Fig. 1 is the structural representation through the guide rail bend of bending forming processing;
Fig. 2 is the cross sectional representation of guide rail;
Fig. 3 is the structural representation of a kind of multi-functional automatic stretch benders embodiment of the utility model;
Fig. 4 is top view embodiment illustrated in fig. 3;
Fig. 5 is the structural representation of fixed mechanism and pressing mechanism in the present embodiment;
Fig. 6 is the local enlarged diagram of A portion shown in Fig. 5;
Fig. 7 is the structural representation of fixed bar in fixed mechanism shown in Fig. 5;
Fig. 8 is the forming die structure schematic diagram that is provided with a stretch slot in the present embodiment;
Fig. 9 is the top view of mould shown in Fig. 8;
Figure 10 is the forming die structure schematic diagram that is provided with two stretch slots in the present embodiment;
Figure 11 is the structural representation of guide plate in the present embodiment;
Figure 12 is the structural representation of the present embodiment middle slide plate;
Figure 13 is the structural representation of clamp mechanism in the present embodiment.
The specific embodiment
Below in conjunction with accompanying drawing and concrete embodiment, embodiment of the present utility model is described in further detail.It should be noted that, be below preferred embodiment of the present utility model, but not to concrete restriction of the present utility model.
Embodiment of the present utility model, a kind of multi-functional automatic stretch benders, as shown in Figure 3, Figure 4, it comprise pedestal 1, mould 2, drawing mechanism 3, for the end of guide rail being fixed on to fixed mechanism 6, pressing mechanism 5 and the clamp mechanism 4 on above-mentioned mould 2.As shown in Fig. 5, Fig. 8, Fig. 9, wherein mould 2 is fixedly installed on pedestal 1, on mould 2, be provided with vertical front surface 21, with the circular arc side 22 of front surface 21 both sides adjacency and the rotating central hole 23 of above-mentioned circular arc side 22, and two circular arc sides 22 are symmetrical mutually.On the circular arc side 22 of above-mentioned front surface 21 and both sides, be provided with continuously in holding the stretch slot 24 of guide rail, its stretch slot 24 is the radian after molding of guide rail at the radian of circular arc side 22.Owing to being provided with two circular arc sides 22 of mutual symmetry at above-mentioned mould 2, therefore, with once two guide rails of processing and forming simultaneously of the bending forming equipment in the present embodiment, processing and forming efficiency greatly improves.Meanwhile, in order to improve shaping efficiency, the mould 2 of the present embodiment also can be as shown in figure 10, and it is provided with two stretch slots 24 parallel to each other, so simultaneously four guide rails of processing and forming.
In the present embodiment, as shown in Figure 4, above-mentioned drawing mechanism 3 comprises tensile driving device, pull bar 34, guide plate 35 and slide plate 36, because above-mentioned mould 2 has the circular arc side 22 that two processing and forming are used, therefore, the quantity of pull bar 34 as above, guide plate 35 and slide plate 36 is 2, and is distributed in respectively the both sides of mould 2 symmetrical mutually.One end and the tensile driving device of its pull bar 34 are hinged, and the other end and slide plate 36 are hinged, and the effect of its tensile driving device is to drive slide plate 36 to rotate around the rotating central hole 23 of above-mentioned circular arc side 22.Its tensile driving device can adopt hydraulic-driven, air pressure to drive, or any mechanical type drives structure that can realize rectilinear movement also can.Due in the process of stretch bending guide rail, need even and stable pulling force to produce distortion to prevent guide rail because of discontinuity, therefore, preferably adopt in the present embodiment output drive strength hydraulic system more stably, its tensile driving device comprises stretching hydraulic cylinder 31, stretching piston rod 32 and is fixedly installed on the tension block 33 of stretching piston rod 32 ends, and its tension block 33 is hinged with pull bar 34.
Pressing mechanism 5 and clamp mechanism 4 in the present embodiment, as shown in Figure 3, Figure 4, all be fixedly installed on above-mentioned slide plate 36, its pressing mechanism 5 at slide plate 36 in the time that rotating central hole 23 rotates, for guide rail is made to the track flexural deformation of guide rail along its stretch slot 24 near the position extruding of fixed mechanism 6, and clamp mechanism 4 be arranged in parallel with pressing mechanism 5, for the free end of fixed guide.
Above-mentioned pressing mechanism 5 all adopts hydraulic-driven structure with clamp mechanism 4, its pressing mechanism 5, as shown in Figure 5, comprise the bearing 51, squeezed fluid cylinder pressure 52, extrusion piston bar 53 and the crushing block 54 that are fixedly installed on slide plate 36, be wherein provided with stretch slot 24 extrusion lug 55 that matches, for pushing guide rail, guide rail and stretch slot 24 are kept in touch in a side of crushing block 54 relative moulds 2.
Its clamp mechanism 4, as shown in figure 13, comprise the base 41, clamping hydraulic cylinder 42, clamping piston bar 43, the clamping press plate 44 that is fixedly installed on clamping piston bar 43 ends and the baffle plate 46 that are fixedly installed on slide plate 36, and on its baffle plate 46, be provided with identical with stretch slot 24 shapes, for holding the guide-track groove 47 of guide rail, a side of its clamping press plate 44 relative baffle plates 46 be also provided with guide-track groove 47 match, for clamping guide-rail crimp lug 45.
It should be noted that, it is only the preferred embodiments of the present embodiment that above-mentioned pressing mechanism 5 adopts hydraulic-driven structure with clamp mechanism 4, but not to restriction of the present utility model, every effect that realizes pressing mechanism in the present embodiment 5 and clamp mechanism 4 by conventional frame for movement.
Fixed mechanism 6 in the present embodiment, as shown in Figure 3-Figure 5, be fixedly installed on the top of mould 2, its fixed mechanism 6 comprises fixer cylinder pressure 61, fixed piston rod 62 and fixed bar 63, as shown in Figure 7, on above-mentioned fixed bar 63, be provided with the hinge hole one 631 hinged with fixed piston rod 62, with the hinged rotary hole 1 of pedestal 1 and for the end of guide rail being fixed to the projection 633 of stretch slot 24 on front surface 21.It is to be noted, the top that above-mentioned fixed mechanism 6 is fixedly installed on to mould 2 is a kind of preferred embodiments of the present embodiment, but not restriction to its position, as long as the end of two guide rails that the position of its fixed mechanism 6 is conducive to fixedly be docking together.It utilizes hydraulic-driven to fix, and the stability of hydraulic system is better, also can adopt other Mechanical Driven modes, as long as can reach the required fixed effect of the utility model.
In addition, the guide plate 35 of the present embodiment, as shown in Fig. 3, Fig. 4, Figure 11, is fixedly installed on pedestal 1, and its guide plate 35 is provided with intrados 351, and intrados 351 is concentric with circular arc side 22, and on described intrados 351, be also provided with the gathering sill 352 rotating for guiding plate 36.As shown in figure 12, on its slide plate 36, be provided with the guide cam 361 matching with gathering sill 352, and be provided with the hinge hole two 363 hinged with pull bar 34 and the rotary hole two 362 coaxial with rotating central hole 23.
The operation principle of the present embodiment is as follows: first, elastic supporter is inserted in end at two guide rails, two guide rails are positioned in the stretch slot 24 on mould 2 front surfaces 21 in the mode of end docking, in the time that mould 2 is provided with two stretch slots 24, once can fix four guide rails; Then, start the hydraulic system of fixed mechanism 6, clamp mechanism 4 and pressing mechanism 5, the end that fixed mechanism 6 docks guide rail is mutually fixed in stretch slot 24, and by the be fixedly clamped free end of two guide rails of clamp mechanism 4, the crushing block 54 of pressing mechanism 5 compresses guide rail.Finally, start the hydraulic system of drawing mechanism 3, stretching piston rod 32 pulls the pull bar 34 of both sides, drive the rotating central hole 23 on two slide plates, 36 winding forming moulds 2 to rotate by pull bar 34, make the track flexural deformation of guide rail along stretch slot 24 on mould 2 front surfaces 21 and circular arc side 22.
In a word, be more than preferred forms of the present utility model, it should be pointed out that the improvement of making for those skilled in the art in the situation that not departing from the utility model substantive distinguishing features, be all considered as protection domain of the present utility model.
Claims (9)
1. multi-functional automatic stretch benders, it is characterized in that: comprise pedestal (1), mould (2), drawing mechanism (3), for the end of guide rail being fixed on to fixed mechanism (6), pressing mechanism (5) and the clamp mechanism (4) on described mould (2), described mould (2) is fixedly installed on pedestal (1);
Described mould (2) is provided with vertical front surface (21), with the circular arc side (22) of described front surface (21) both sides adjacency and be located at the rotating central hole (23) at place of described two circular arc sides (22) center of arc, described two circular arc sides (22) are symmetrical mutually; On described front surface (21) and described two circular arc sides (22), be at least provided with one for the diastrophic stretch slot of guiding rail (24), described stretch slot (24) is continuously upper in described front surface (21) and described two circular arc sides (22);
Described drawing mechanism (3) comprises tensile driving device, pull bar (34), guide plate (35) and slide plate (36), the quantity of described pull bar (34), described guide plate (35) and described slide plate (36) is 2, and is distributed in respectively the both sides of described mould (2) symmetrical mutually;
One end and the described tensile driving device of described pull bar (34) are hinged, and the other end and described slide plate (36) are hinged, and described tensile driving device drives described slide plate (36) to rotate around described rotating central hole (23);
Described pressing mechanism (5) is all fixedly installed on described slide plate (36) with described clamp mechanism (4), described pressing mechanism (5) at described slide plate (36) in the time that described rotating central hole (23) rotates, for the guide rail extruding near described fixed mechanism (6) position is made to the track flexural deformation of guide rail along described stretch slot (24), described clamp mechanism (4) be arranged in parallel with described pressing mechanism (5), for the free end of fixed guide.
2. according to multi-functional automatic stretch benders claimed in claim 1, it is characterized in that: the quantity of described stretch slot (24) is two, and parallel to each other.
3. according to the multi-functional automatic stretch benders described in claim 1 or 2, it is characterized in that: described fixed mechanism (6) is fixedly installed on described mould (2) top, described fixed mechanism (6) comprises fixer cylinder pressure (61), fixed piston rod (62) and fixed bar (63), described fixed bar (63) is provided with the hinge hole one (631) hinged with described fixed piston rod (62), with the hinged rotary hole one (632) of described pedestal (1) and for the end of guide rail being fixed in the projection (633) of the upper stretch slot (24) of described front surface (21).
4. according to the multi-functional automatic stretch benders described in claim 1 or 2, it is characterized in that: described guide plate (35) is fixedly installed on described pedestal (1), described guide plate (35) is provided with intrados (351), described intrados (351) is concentric with described circular arc side (22), is also provided with the gathering sill (352) for guiding described slide plate (36) rotation on described intrados (351).
5. according to multi-functional automatic stretch benders claimed in claim 4, it is characterized in that: described slide plate (36) is provided with the guide cam (361) matching with described gathering sill (352), on described slide plate (36), be also provided with the hinge hole two (363) hinged with described pull bar (34) and the rotary hole two (362) coaxial with described rotating central hole (23).
6. according to the multi-functional automatic stretch benders described in claim 1 or 2 or 5, it is characterized in that: described tensile driving device comprises stretching hydraulic cylinder (31), stretching piston rod (32) and be fixedly installed on the tension block (33) of described stretching piston rod (32) end, described tension block (33) is hinged with described pull bar (34).
7. according to multi-functional automatic stretch benders claimed in claim 4, it is characterized in that: described tensile driving device comprises stretching hydraulic cylinder (31), stretching piston rod (32) and be fixedly installed on the tension block (33) of described stretching piston rod (32) end, described tension block (33) is hinged with described pull bar (34).
8. according to the multi-functional automatic stretch benders described in claim 1 or 2 or 5 or 7, it is characterized in that: described clamp mechanism (4) comprises the base (41) being fixedly installed on described slide plate (36), clamping hydraulic cylinder (42), clamping piston bar (43), be fixedly installed on clamping press plate (44) and the baffle plate (46) of clamping piston bar (43) end, described baffle plate (46) is fixedly installed on described base (41), the inner surface of described baffle plate (46) is concordant with the front surface (21) of described mould (2), described baffle plate (46) be provided with described stretch slot (24) form fit for holding the guide-track groove (47) of guide rail, described clamping press plate (44) relatively side of baffle plate (46) is also provided with the crimp lug for clamping guide-rail (45) matching with described guide-track groove (47).
9. according to the multi-functional automatic stretch benders described in claim 1 or 2 or 5 or 7, it is characterized in that: described pressing mechanism (5) comprises bearing (51), squeezed fluid cylinder pressure (52), the extrusion piston bar (53) being fixedly installed on described slide plate (36) and the crushing block (54) that is positioned at extrusion piston bar (53) end, and a side of the relatively described mould of described crushing block (54) (2) is provided with the extrusion lug (55) that guide rail and described stretch slot (24) is kept in touch for pushing guide rail matching with described stretch slot (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320875248.3U CN203678961U (en) | 2013-12-30 | 2013-12-30 | Multifunctional automatic draw bender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320875248.3U CN203678961U (en) | 2013-12-30 | 2013-12-30 | Multifunctional automatic draw bender |
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| Publication Number | Publication Date |
|---|---|
| CN203678961U true CN203678961U (en) | 2014-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320875248.3U Withdrawn - After Issue CN203678961U (en) | 2013-12-30 | 2013-12-30 | Multifunctional automatic draw bender |
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| CN (1) | CN203678961U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103736797A (en) * | 2013-12-30 | 2014-04-23 | 浙江兴宇汽车零部件有限公司 | Multi-functional stretch bending forming device of guide rails |
| CN110480618A (en) * | 2019-09-05 | 2019-11-22 | 西北工业大学 | A kind of passive bending mechanism of multistage based on cambered surface free end cross reed |
| CN111389983A (en) * | 2020-03-30 | 2020-07-10 | 大同新成新材料股份有限公司 | Bracket flanging machine for intelligent pantograph carbon slide plate and use method thereof |
-
2013
- 2013-12-30 CN CN201320875248.3U patent/CN203678961U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103736797A (en) * | 2013-12-30 | 2014-04-23 | 浙江兴宇汽车零部件有限公司 | Multi-functional stretch bending forming device of guide rails |
| CN103736797B (en) * | 2013-12-30 | 2015-11-25 | 浙江兴宇汽车零部件有限公司 | A kind of Multifunctional guide rail bending forming equipment |
| CN110480618A (en) * | 2019-09-05 | 2019-11-22 | 西北工业大学 | A kind of passive bending mechanism of multistage based on cambered surface free end cross reed |
| CN110480618B (en) * | 2019-09-05 | 2022-07-05 | 西北工业大学 | Multistage passive bending mechanism based on crossed reed of free end of cambered surface |
| CN111389983A (en) * | 2020-03-30 | 2020-07-10 | 大同新成新材料股份有限公司 | Bracket flanging machine for intelligent pantograph carbon slide plate and use method thereof |
| CN111389983B (en) * | 2020-03-30 | 2021-07-13 | 大同新成新材料股份有限公司 | Bracket flanging machine for intelligent pantograph carbon slide plate and use method thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140702 Effective date of abandoning: 20151125 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |