CN101886502A - Manufacturing technology of door hinge component and door hinge component obtained by same - Google Patents
Manufacturing technology of door hinge component and door hinge component obtained by same Download PDFInfo
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- CN101886502A CN101886502A CN2009100394360A CN200910039436A CN101886502A CN 101886502 A CN101886502 A CN 101886502A CN 2009100394360 A CN2009100394360 A CN 2009100394360A CN 200910039436 A CN200910039436 A CN 200910039436A CN 101886502 A CN101886502 A CN 101886502A
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Abstract
The invention discloses a manufacturing technology of a door hinge component and a door hinge component obtained by the same. The door hinge component is manufactured by a cold-forging technology, and two schemes are as follows: in the scheme 1, the door hinge component comprises a blank, wherein the blank is formed by the cold-forging, a parent part is manufactured into a metal column with a hollow cavity by the cold-forging steps1, 2 and 3, and a male part is manufactured into the male part with a central spindle by the cold-forging steps 1, 2 and 3'; and in the scheme 2, the door hinge comprises the blank, wherein the blank is formed by the cold-forging, the parent part is manufactured into the metal column with the hollow cavity by the cold-forging steps 1, 2 and 3, and the male part is manufactured by the steps 1, 2, 3 and 4, one central spindle is interpolated in the metal column to form the male part, and the central spindle is fastened with the metal column. The invention has the advantages of firm connection, low loss, high production efficiency and good stability of products.
Description
Technical field
The present invention relates to a kind of door hinge component that is used on the metal door body, specifically belong to the manufacturing process of a hinge component and the door hinge component that this technology obtains.
Background technology
General door hinge component traditionally for a pair of bull and parent part combine, mostly is the solid structure, also use widely on the metal door body than tool, and for the metal door body open or closed, and play important effect for the weight of support metal door body.Weight for energy support metal door body, general all is the metal door hinge that adopts solid to make, the manufacturing process of traditional door hinge: select columniform metal bar for use, specification according to the door hinge that will make, become a bit of formation blank with lathe cut, blank is fixed on the lathe, by the turning machine processing method on the circular blank surface layer by layer turning go out profile and the axle core, make it reach the bull of the size of regulation; Select corresponding circular blank again for use, by turning, drilling and cutting machine processing method on the circular blank surface turning outline and drilling axle sleeve chamber layer by layer, make its parent part that reaches the size of regulation, then dress is got up; The a considerable amount of leftover bits and pieces of material of in process, pruning, the waste great deal of raw materials, and production efficiency is low, labour intensity is big, expends a large amount of instruments, cutter etc., and the general pig iron of this bull and parent part employing manufactures insufficient strength.
Summary of the invention
The objective of the invention is to address the aforementioned drawbacks, and the manufacturing process of a kind of hinge component be provided, the door hinge component that technology obtains have connect firm, loss is little, production efficiency is high and good product stability.
For achieving the above object:
The manufacturing process of door hinge component, manufacturing step:
1), feeding: the blank that by shut-off mechanism the raw material cut-out is processed into needs in the shut-off mechanism sent into raw material by the feed mechanism by equipment;
2), shaping: the clamp connecting gear by equipment is delivered to blank in the predetermined mould seat, by the cold-heading effect blank is pressed shape just, and blank is pressed into predetermined shape, carries out next station;
3), parent part is shaped: will put the first shape of the blank of mould seat, make the punching station by convex mold and mould seat and carry out the cold-heading campaign, by under the punching station effect of convex mold with the first shape compression set shaft core position of blank, axis hole is taken out in punching press once more, specific parent part is made in whole punching press;
3 '), bull is shaped: will put the first shape of the blank of mould seat, do to build up the motion of pressure shape by negative mold and mould seat, press the shape effect to extract blank shape extruding just out minor axis down by the accumulation of negative mold, occurrence is built up and is pressed shape to be pumped into major axis, and monolithic molding is made specific bull;
4), the axle core is shaped: the clamp connecting gear by equipment is delivered to blank in the predetermined mould seat, and with blank last item clavate, blank is pressed into predetermined post clavate by the cold-heading effect.
Scheme 1: the door hinge component, comprise blank, described blank is with cold upset forming, and described parent part is by making the metal cartridge with cavity by 1,2 and 3 cold-heading steps; Described bull by above-mentioned manufacture step 1,2 and 3 ' cold-heading step make bull with core.
Scheme 2: the door hinge component, comprise blank, described blank is with cold upset forming, and described parent part is made the metal cartridge with cavity by 1,2 and 3 cold-heading steps; Described bull also can be made by going 1,2,3 and 4 steps, and the core of pegging graft in the metal cartridge constitutes bull, and axle core and metal cartridge are fastening.Described fastening be interference fit, pressure ring, local load mould, welding or spot welding.{ interference fit is that the external diameter of axle core (3) is more bigger than the aperture of metal cartridge (2) cavity, and outer power is pressed into an axle core (3) in metal cartridge (2) cavity }
The bottom of described axle core is the Plug Division, and the outer wall of Plug Division has embossing; Or the inwall of the described metal cartridge cavity that is connected with the axle core has embossing; Embossing is straight burr, screw thread, twill or reticulate pattern.
Described axle core and metal cartridge are fastening for pressing a pressure ring to tighten up by external force to place the axle core in it on the opening of metal cartridge, or are to tighten up a core that places in it by external force at outer wall pressure one pressure ring of metal cartridge.
The outer wall of described axle core is provided with protruding pin or groove, and the inwall of respective metal cylinder has groove or protruding pin, and the protruding pin of axle core inserts in the groove of metal cartridge, and axle core and metal cartridge are fastening.
The axle Plug Division of core and the bottom of metal cartridge cavity have certain distance, state between the distance from bottom of the Plug Division of a core and metal cartridge cavity and be provided with a thimble, the cross section that thimble is is "T"-shaped shape, thimble peaks between the bottom of a core and metal cartridge.
The Plug Division of described axle core and the bottom of metal cartridge cavity have certain distance, state between the distance from bottom of the Plug Division of a core and metal cartridge cavity and are filled with filler, and filler places between the bottom of a core and metal cartridge.
The inwall of described metal cartridge is provided with step, and in insertion of axle core and the metal cartridge cavity, the step support of metal cartridge inwall is in the bottom of axle core.
Described axle core outer is provided with chamfering, and the axle in-core also can have cavity.
Beneficial effect of the present invention:
1), feeding 1, the present invention adopts above-mentioned manufacturing process, manufacturing step:; 2), shaping; 3), parent part is shaped; 3 '), bull is shaped; 4), the axle core is shaped; First scheme: described blank is with cold upset forming, and described parent part is by making the metal cartridge with cavity by 1,2 and 3 cold-heading steps; Described bull by above-mentioned manufacture step 1,2 and 3 ' cold-heading step make bull with core; Owing to adopt the cold heading technique manufacturing, deducted that turning, drilling etc. are consuming time, feed consumption and the big technology of consume, reach efficiently, in batches, reduce the automated production that waste material produces; Have, cold heading technique makes the density of bull and parent part promote at extrusion molding simultaneously again, and, the hardness of raising bull and parent part.
1), feeding 2, the present invention adopts above-mentioned manufacturing process, manufacturing step:; 2), shaping; 3), parent part is shaped; 3 '), bull is shaped; 4), the axle core is shaped; Alternative plan: described blank is with cold upset forming, and described parent part is made the metal cartridge with cavity by 1,2 and 3 cold-heading steps; Described bull also can be made by going 1,2,3 and 4 steps, the core of pegging graft in the metal cartridge constitutes bull, axle core and metal cartridge are fastening, owing to adopt the cold heading technique manufacturing, the effect of first scheme are arranged not only, alternative plan is on the intensity based that guarantees the door hinge component, further improve, save raw material, numerous embodiments is provided, as in the cavity of parent part, adding thimble or inserting certain thing of filling a vacancy, make a core not need to insert fully and have equal effect and intensity in the cavity equally; Have, split type bull has effect with integral type bull consubstantiality for making it, to have embossing on axle core or the connected parent part, makes to have friction between it, is added with powerful pressure ring again, guarantees that an axle core can not get loose again; New improved door hinge component has and connects firm, high, the good product stability of production efficiency.
Description of drawings
Fig. 1 is the schematic diagram of manufacturing process of the present invention
Fig. 2 is the structural representation of first scheme of the present invention
Fig. 3 is the structural representation of alternative plan of the present invention
Fig. 4 is the structural representation of first embodiment
Fig. 5 is the structural representation of second embodiment
Fig. 6 is the structural representation of the 3rd embodiment
Fig. 7 is the structural representation of the 4th embodiment
Fig. 8 is the structural representation of the 5th embodiment
Fig. 9 is the structural representation of the 6th embodiment
Figure 10 is the structural representation of the 7th embodiment
The specific embodiment
As shown in Figure 1: the manufacturing process of door hinge component, manufacturing step:
1), feeding: the blank that by shut-off mechanism the raw material cut-out is processed into needs in the shut-off mechanism sent into raw material by the feed mechanism by equipment;
2), shaping: the clamp connecting gear by equipment is delivered to blank in the predetermined mould seat, by the cold-heading effect blank is pressed shape just, and blank is pressed into predetermined shape, carries out next station;
3), parent part 2 is shaped: will put the first shape of the blank of mould seat, make the punching station by convex mold and mould seat and carry out the cold-heading campaign, by under the punching station effect of convex mold with the first shape compression set shaft core position of blank, axis hole is taken out in punching press once more, specific parent part 2 is made in whole punching press;
3 '), bull 1 is shaped: will put the first shape of the blank of mould seat, do to build up the motion of pressure shape by negative mold and mould seat, press the shape effect to extract blank shape extruding just out minor axis down by the accumulation of negative mold, occurrence is built up and is pressed shape to be pumped into major axis, and monolithic molding is made specific bull 1;
4), axle core 3 is shaped: the clamp connecting gear by equipment is delivered to blank in the predetermined mould seat, and with blank last item clavate, blank is pressed into predetermined mandrel rod shape by the cold-heading effect.
As shown in Figure 2: first scheme, the door hinge component comprises blank, and described blank is with cold upset forming, and described parent part 2 is by making the metal cartridge 2 with cavity by 1,2 and 3 cold-heading steps; Described bull 1 by above-mentioned manufacture step 1,2 and 3 ' cold-heading step make bull 1 with core 3.
As shown in Figure 3: alternative plan, the door hinge component comprises blank, and described blank is with cold upset forming, and described parent part 2 is made the metal cartridge 2 with cavity by 1,2 and 3 cold-heading steps; Described bull 1 also can be made by going 1,2,3 and 4 steps, and the core 3 of pegging graft in the metal cartridge 2 constitutes bull 1, and axle core 3 is fastening with metal cartridge 2.Described fastening be interference fit, pressure ring, local load mould, welding or spot welding.{ interference fit is that the external diameter of axle core (3) is more bigger than the aperture of metal cartridge (2) cavity, and outer power is pressed into an axle core (3) in metal cartridge (2) cavity }
The bottom of described axle core 3 is the Plug Division, and the outer wall of Plug Division has embossing 4; Or the inwall of described metal cartridge 2 cavitys that are connected with axle core 3 has embossing 4; Embossing 4 is straight burr, screw thread, twill or reticulate pattern.
As shown in Figure 8: first embodiment, described axle core 3 and metal cartridge 2 are fastening for pressing a pressure ring 5 to tighten up by external force to place the axle core 3 in it on the opening of metal cartridge 2, or for tightening up a core 3 that places in it by external force at outer wall pressure one pressure ring or the local load mould 5 of metal cartridge 2.
As shown in Figure 6: have the through hole 201 that through hole 201, one pins 6 pass a core 3 and metal cartridge 2 on described axle core 3 and the metal cartridge 2, axle core 3 is fastening with metal cartridge 2.
As shown in Figure 4: first embodiment, the axle Plug Division of core 3 and the bottom of metal cartridge 2 cavitys have certain distance, state between the distance from bottom of the Plug Division of a core 3 and metal cartridge 2 cavitys and be provided with a thimble 7, the cross section that thimble 7 is is "T"-shaped shape, and thimble 7 peaks between the bottom of a core 3 and metal cartridge 2.
As shown in Figure 5: first embodiment, the Plug Division of described axle core 3 and the bottom of metal cartridge 2 cavitys have certain distance, state between the distance from bottom of the Plug Division of a core 3 and metal cartridge 2 cavitys and be filled with filler 8, filler 8 places between the bottom of a core 3 and metal cartridge 2.
As shown in Figure 7: first embodiment, the inwall of described metal cartridge 2 is provided with step 9, and in 3 insertions of axle core and metal cartridge 2 cavitys, step 9 supports of metal cartridge 2 inwalls are in the bottom of axle core 3.
As shown in Figure 9: first embodiment, described axle core 3 outers are provided with chamfering, also can have cavity in the axle core 3.
As shown in figure 10: a metal sheet 10 also can be welded in the described bull 1 and parent part 2 outsides, also can have the installing hole of screw on the metal sheet 10.
Claims (10)
- The door hinge component manufacturing process, manufacturing step:1), feeding: the blank that by shut-off mechanism the raw material cut-out is processed into needs in the shut-off mechanism sent into raw material by the feed mechanism by equipment;2), shaping: the clamp connecting gear by equipment is delivered to blank in the predetermined mould seat, by the cold-heading effect blank is pressed shape just, and blank is pressed into predetermined shape, carries out next station;3), parent part (2) is shaped: will put the first shape of the blank of mould seat, make the punching station by convex mold and mould seat and carry out the cold-heading campaign, by under the punching station effect of convex mold with the first shape compression set shaft core position of blank, axis hole is taken out in the occurrence punching press, specific parent part (2) is made in whole punching press;3 '), bull (1) is shaped: will put the first shape of the blank of mould seat, do to build up the motion of pressure shape by negative mold and mould seat, press the shape effect to extract blank shape extruding just out minor axis down by the accumulation of negative mold, build up once more and press shape to be pumped into major axis, monolithic molding is made specific bull (1);4), axle core (3) is shaped: the clamp connecting gear by equipment is delivered to blank in the predetermined mould seat, and with blank last item clavate, blank is pressed into predetermined mandrel rod shape by the cold-heading effect.
- 2. the door hinge component comprises blank, it is characterized in that described blank is with cold upset forming, and described parent part (2) is by making the metal cartridge (2) with cavity by 1,2 and 3 cold-heading steps; Described bull (1) by above-mentioned manufacture step 1,2 and 3 ' cold-heading step make bull (1) with a core (3).
- 3. the door hinge component comprises blank, it is characterized in that described blank is with cold upset forming, and described parent part (2) is made the metal cartridge (2) with cavity by 1,2 and 3 cold-heading steps; Described bull (1) also can be made by going 1,2,3 and 4 steps, and the core (3) of pegging graft in the metal cartridge (2) constitutes bull (1), and axle core (3) is fastening with metal cartridge (2).
- 4. according to described hinge component of claim 1, it is characterized in that the bottom of described axle core (3) is the Plug Division, the outer wall of Plug Division has embossing (4); Or the inwall of described metal cartridge (2) cavity that is connected with axle core (3) has embossing (4); Embossing (4) is straight burr, screw thread, twill or reticulate pattern.
- 5. according to described hinge component of claim 3, it is characterized in that, described axle core (3) and metal cartridge (2) are fastening for pressing a pressure ring or local load mould (5) to tighten up by external force to place the axle core (3) it on the opening of metal cartridge (2), or are to tighten up a core (3) that places in it by external force at outer wall pressure one pressure ring (5) of metal cartridge (2).
- 6. according to described hinge component of claim 3, it is characterized in that have through hole (201) on described axle core (3) and the metal cartridge (2), a pin (6) passes the through hole (201) of a core (3) and metal cartridge (2), axle core (3) is fastening with metal cartridge (2).
- 7. according to described hinge component of claim 3, it is characterized in that, the axle core (3) the Plug Division and the bottom of metal cartridge (2) cavity have certain distance, state between the distance from bottom of the Plug Division of a core (3) and metal cartridge (2) cavity and be provided with a thimble (7), the cross section that thimble (7) is is "T"-shaped shape, and thimble (7) peaks between the bottom of a core (3) and metal cartridge (2).
- 8. according to described hinge component of claim 3, it is characterized in that, the Plug Division of described axle core (3) and the bottom of metal cartridge (2) cavity have certain distance, state between the distance from bottom of the Plug Division of a core (3) and metal cartridge (2) cavity and be filled with filler (8), filler (8) places between the bottom of a core (3) and metal cartridge (2).
- 9. according to described hinge component of claim 3, it is characterized in that the inwall of described metal cartridge (2) is provided with step (9), in axle core (3) insertion and metal cartridge (2) cavity, step (9) support of metal cartridge (2) inwall is in the bottom of axle core (3).
- 10. according to described hinge component of claim 3, it is characterized in that described axle core (3) outer is provided with chamfering, also can have cavity in the axle core (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100394360A CN101886502A (en) | 2009-05-13 | 2009-05-13 | Manufacturing technology of door hinge component and door hinge component obtained by same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100394360A CN101886502A (en) | 2009-05-13 | 2009-05-13 | Manufacturing technology of door hinge component and door hinge component obtained by same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101886502A true CN101886502A (en) | 2010-11-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100394360A Pending CN101886502A (en) | 2009-05-13 | 2009-05-13 | Manufacturing technology of door hinge component and door hinge component obtained by same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101886502A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104384429A (en) * | 2014-08-29 | 2015-03-04 | 温州市阳泰紧固件有限公司 | Molding and manufacturing process for hinge |
| CN110714674A (en) * | 2019-10-17 | 2020-01-21 | 上海众冶实业有限公司 | Seamless hinge and processing method thereof |
| CN111250934A (en) * | 2020-03-04 | 2020-06-09 | 平湖永鑫五金制品股份有限公司 | Processing technology of hinge shaft in iron door hinge |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2285352Y (en) * | 1996-06-18 | 1998-07-01 | 杨镇国 | Hinge with temporary open holding function |
| US6176948B1 (en) * | 1998-03-16 | 2001-01-23 | Ovako Steel Ab | Method for the manufacture of components made of steel |
| CN2905984Y (en) * | 2006-04-30 | 2007-05-30 | 贾广福 | Pivot hinges |
| CN101408088A (en) * | 2008-11-25 | 2009-04-15 | 正泰电气股份有限公司 | Self-positioning rapidly-assembling device of preassembled transformer substation door plate hinge |
-
2009
- 2009-05-13 CN CN2009100394360A patent/CN101886502A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2285352Y (en) * | 1996-06-18 | 1998-07-01 | 杨镇国 | Hinge with temporary open holding function |
| US6176948B1 (en) * | 1998-03-16 | 2001-01-23 | Ovako Steel Ab | Method for the manufacture of components made of steel |
| CN2905984Y (en) * | 2006-04-30 | 2007-05-30 | 贾广福 | Pivot hinges |
| CN101408088A (en) * | 2008-11-25 | 2009-04-15 | 正泰电气股份有限公司 | Self-positioning rapidly-assembling device of preassembled transformer substation door plate hinge |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104384429A (en) * | 2014-08-29 | 2015-03-04 | 温州市阳泰紧固件有限公司 | Molding and manufacturing process for hinge |
| CN110714674A (en) * | 2019-10-17 | 2020-01-21 | 上海众冶实业有限公司 | Seamless hinge and processing method thereof |
| CN111250934A (en) * | 2020-03-04 | 2020-06-09 | 平湖永鑫五金制品股份有限公司 | Processing technology of hinge shaft in iron door hinge |
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Effective date of abandoning: 20101117 |
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