CN107413900A - Pipe structure with open slot, its process equipment and its processing method - Google Patents
Pipe structure with open slot, its process equipment and its processing method Download PDFInfo
- Publication number
- CN107413900A CN107413900A CN201710434163.4A CN201710434163A CN107413900A CN 107413900 A CN107413900 A CN 107413900A CN 201710434163 A CN201710434163 A CN 201710434163A CN 107413900 A CN107413900 A CN 107413900A
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- China
- Prior art keywords
- wheel
- level
- mandrel
- primary
- group
- Prior art date
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/14—Bending sheet metal along straight lines, e.g. to form simple curves by passing between rollers
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- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44C—PERSONAL ADORNMENTS, e.g. JEWELLERY; COINS
- A44C11/00—Watch chains; Ornamental chains
-
- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44C—PERSONAL ADORNMENTS, e.g. JEWELLERY; COINS
- A44C27/00—Making jewellery or other personal adornments
- A44C27/001—Materials for manufacturing jewellery
- A44C27/002—Metallic materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/14—Bending sheet metal along straight lines, e.g. to form simple curves by passing between rollers
- B21D5/143—Bending sheet metal along straight lines, e.g. to form simple curves by passing between rollers making use of a mandrel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16S—CONSTRUCTIONAL ELEMENTS IN GENERAL; STRUCTURES BUILT-UP FROM SUCH ELEMENTS, IN GENERAL
- F16S3/00—Elongated members, e.g. profiled members; Assemblies thereof; Gratings or grilles
Abstract
The present invention relates to a kind of foundation structure for being used to be fabricated to ornaments, more particularly to a kind of pipe structure with open slot, for manufacturing the process equipment of the pipe structure, and the processing method of the pipe structure, including the mandrel made of being soluble in the metal material of acid, and parcel mandrel and the tubular body made of the metal material insoluble in acid；The tubular body is provided with open slot.Pipe structure provided by the invention, simple in construction, low cost, especially when Jewelry product is processed into, it is unlikely to deform.
Description
Technical field
The present invention relates to a kind of foundation structure for being used to be fabricated to ornaments, and in particular to a kind of tubing knot with open slot
Structure, for manufacturing the process equipment of the pipe structure, and the processing method of the pipe structure.
Background technology
In the prior art, many structures of ornaments are using solid material, this head being process for noble metal
Adorn for product, the cost of raw material is higher, if consumer purchases large-sized jewellery product, for example those look that comparison is thick
Necklace, purchase cost can be increased, so as to influence the purchase of consumer.Therefore, it is necessary to former material can be reduced by developing one kind
Material cost, and the jewellery product that appearance and size will not diminish.
Number of patent application be CN201520236423.3 Chinese invention patent, disclose a kind of hollow type link configuration and
The manufacturing equipment of hollow type rope chain and its tubular body.The problem of although aforementioned structure solves consumptive material height, and cost is high, is processing
During, hollow type wire rod can cave in, and cause the profile of ornaments produced unsightly, largely effect on its sale.
The content of the invention
The defects of in order to make up above-mentioned prior art, it is an object of the invention to provide a kind of tubing knot with open slot
Structure, for manufacturing the process equipment of the pipe structure, and the processing method of the pipe structure.
To reach above-mentioned purpose, the technical scheme is that：
Pipe structure with open slot, including the mandrel made of being soluble in the metal material of acid, and parcel mandrel
And the tubular body made of the metal material insoluble in acid；The tubular body is provided with open slot.
Above-mentioned pipe structure, if for making Jewelry product, it is however generally that, tubular body is mostly to use gold, silver
Or platinum etc. does not dissolve in the noble metal of sour (hydrochloric acid, sulfuric acid or nitric acid) to be made, and mandrel can then use iron, copper etc. be dissolved in
Acid and the higher metal of hardness are made.
The pipe structure of said structure, due to being provided with mandrel in tubular body so that by the pipe structure of this structure
When being processed into Jewelry product, mandrel serves good supporting role, and tubular body will not deform easily, ensure that processing
The good appearance of the Jewelry product of completion；Tubular body is additionally provided with open slot, after Jewelry product machines, need to only be put
Enter in acid solution, acid solution enters inside tubular body from open slot, and mandrel is corroded, very convenient and quickly handle
Mandrel is fallen, processing is very convenient.
Further, tubular body is in follow-up process, in order to prevent open slot from closing up, the side of the mandrel
Provided with lug boss；Described boss is at the open slot, and both sides are each provided with a depression；The open slot
Both sides are embedded in depression.
Further, easy to process in order to simplify structure, the cross section of the mandrel is in circular arc chamfering rectangle, and chamfering is partly
The ratio of footpath and rectangle width is 1：(3~5)；The width of the lug boss is that the ratio of mandrel cross section long side is 1：(4~8), it is high
Degree is identical with the thickness of tubular body.
Further, in order to reduce the usage amount of raw material, while mandrel is alsoed in draw-texture process, with tubulose
Body keeps certain gap, prevents the two in drawing process, is bonded together because heated, the opposite side of the mandrel is provided with
Inner fovea part.
Further, easy to process in order to simplify structure, the cross section of the mandrel is in circular arc chamfering rectangle, and chamfering is partly
The ratio of footpath and rectangle width is 1：(3~5)；The cross section of the inner fovea part is triangular in shape, and the length of side of its longest edge and mandrel
Than for 1：(3~10), and abut tubular body.
Further, in order to simplify structure, convenient processing, while also for causing the Jewelry product that following process goes out outside
Shape is attractive in appearance, and the gap width of the open slot is 0.01~0.1mm；The external diameter of the tubular body is 0.3~1mm.
Present invention also offers a kind of process equipment for being used to process the above-mentioned pipe structure with open slot, including machine
Seat, the extrusion molding wheel group on support, and on pedestal and for the guide wheel group that is oriented to mandrel；
In primary indent shaping wheel group that the extrusion molding wheel group includes setting gradually from feed end to discharge end, two level
It is recessed into shape wheel group, primary outsourcing cincture group, two level outsourcing cincture group and shaping wheel group；
The primary indent shaping wheel group, two level indent shaping wheel group, primary outsourcing cincture group, two level outsourcing cincture group,
Shaping wheel group and guide wheel group each include a fast pulley and castor, for fixing the wheel seat of fast pulley, for fixing
The sliding block of castor, couple and located at the tune of wheel seat upper end for the screw rod of adjusting slider scope of activities, and with screw drive
Save handle；
The primary indent shaping wheel group includes concave wheel and the primary external cam corresponding with concave wheel in primary in primary；Institute
State and form primary concave shaped extrusion chamber in primary between concave wheel and primary external cam；Concave wheel and primary external cam are appointed in the primary
Meaning one can shape the fast pulley of wheel group as primary indent；
The two level indent shaping wheel group includes concave wheel and the two level external cam corresponding with concave wheel in two level in two level；Institute
State and form two level concave shaped extrusion chamber in two level between concave wheel and two level external cam；Concave wheel and two level external cam are appointed in the two level
Meaning one can shape the fast pulley of wheel group as two level indent；
The primary outsourcing cincture group includes concave wheel and the primary outer bound edge indent corresponding with concave wheel in three-level in three-level
Wheel；Primary outer bound edge extrusion chamber is formed in the three-level between concave wheel and primary outer bound edge indent wheel；In the three-level concave wheel and
Primary outer bound edge indent wheel any one can be as the fast pulley of primary outsourcing cincture group；
The two level outsourcing cincture group includes bound edge indent outside concave wheel in level Four and the two level corresponding with concave wheel in level Four
Wheel；The outer bound edge extrusion chamber of two level is formed in the level Four between concave wheel and the outer bound edge indent wheel of two level；In the level Four concave wheel and
The outer bound edge indent wheel of two level any one can be as the fast pulley of two level outsourcing cincture group；
The shaping wheel group includes concave wheel in two corresponding shapings；Concave wheel can be used as shaping in any one shaping
The fast pulley of wheel group；
Primary indent shaping wheel group, two level indent shaping wheel group, primary outsourcing cincture group and the two level outsourcing cincture group
The extruding cavity of each self-forming, circle is progressively deformed into by small curved surface, promotes plates to be progressively deformed into tubular body with this；
The guide wheel group includes concave wheel in concave wheel in Pyatyi and the guiding corresponding with concave wheel in Pyatyi；In the Pyatyi
In concave wheel and guiding directed cavity is formed between concave wheel；In the Pyatyi concave wheel and be oriented in concave wheel any one can be used as be oriented to
The fast pulley of wheel group.
The process equipment of said structure, it is simple in construction, it is easy to operate, can continuous rolling forming, and pass through each wheel group
Cooperation, easily metal material of the sheet insoluble in acid can be wrapped in and be soluble in the metal material of acid and be made and have
On the mandrel of lug boss, moreover it is possible to the size by way of rolling by external diameter wire drawing into needs, produce the pipe with open slot
Material structure.
Further, in order to facilitate the feed of mandrel, feed frame is additionally provided with above the guide wheel group.
Further, in order to simplify structure, convenient processing, the discharge end is additionally provided with the guide pipe being fixed on support,
Guide pipe is circumscribed with gas blow pipe, the blowing direction direction discharging direction of gas blow pipe.
Further, it is convenient to process in order to simplify structure, in addition to for driving the power of each extrusion molding wheel group to pass
Motivation structure, and the power source with power drive mechanism driving coupling；The extrusion chamber linear velocity phase that each extrusion molding wheel group is formed
Together；Power source is provided with the control terminal being electrically connected with controller.
Present invention also offers a kind of processing method of the pipe structure with open slot, comprise the following steps：
The metal material insoluble in acid of sheet is made up to the tubular body semi-finished product for shape of caving in of rolling a,；
The metal material for being soluble in acid is made to the position of caving in of the mandrel insertion tubular body semi-finished product with lug boss b,
Put place；
C, continue rolling and processing, tubular body semi-finished product is wrapped up mandrel, and only stay an open slot, and cause mandrel
Boss is at the open slot；
D, further rolling and processing, the external diameter of tubular body semi-finished product is made to diminish；
E, tubular body semi-finished product are processed into Jewelry product (such as bangle, foot chain, necklace)；
F, Jewelry product is inserted in acid solution, corrodes mandrel；
G, after mandrel is corroded completely, Jewelry product is pulled out from acid solution, and cleans up.
Above-mentioned processing method, step is simple, easy to operate, can rapidly produce the Jewelry product of tubulose, and raw
The profile of the Jewelry product of output will not occur situation about deforming easily, greatly improve its yield rate.
Further, in process, in order to prevent from closing up in open slot, in step b, the lug boss of the mandrel
Both sides are each provided with a depression, and the both sides of the open slot are embedded in depression；Fallen in circular arc the cross section of the mandrel
The ratio of angular moment shape, chamfer radius and rectangle width is 1：(3~5)；The width of the lug boss is the ratio of mandrel cross section long side
For 1：(4~8), it is highly identical with the thickness of tubular body semi-finished product.
Further, in order to reduce the usage amount of raw material, while mandrel is alsoed in draw-texture process, with tubulose
Body keeps certain gap, prevents the two in drawing process, is bonded together because being heated, in step b, the mandrel with it is convex
The relative opposite side in the portion of rising is provided with inner fovea part；The cross section of the mandrel is in circular arc chamfering rectangle, chamfer radius and rectangle width
Ratio be 1：(3~5)；The cross section of described inner fovea part is triangular in shape, and the side ratio of its longest edge and mandrel is 1：(3~
10) tubular body semi-finished product are abutted, and.
Further, in step c, the gap width of the open slot is 0.01~0.1mm.
Further, in step d, the external diameter of the tubular body semi-finished product machined is 0.3~1mm.
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings.
Brief description of the drawings
Fig. 1 is a kind of side view of the pipe structure specific embodiment with open slot of the present invention；
Fig. 2 is that the pipe structure in Fig. 1 is processed into the side view after Jewelry product；
Fig. 3 is a kind of structure for being used to process the process equipment specific embodiment of the pipe structure with open slot of the present invention
Schematic diagram；
Fig. 4, which is that the present invention is a kind of, is used for squeezing in the process equipment specific embodiment of pipe structure of the processing with open slot
The sectional view of pressing formation wheel group；
Fig. 5, which is that the present invention is a kind of, is used for leading in the process equipment specific embodiment of pipe structure of the processing with open slot
To the sectional view of wheel group.
The lug boss of 10 mandrel 11
The inner fovea part of 12 depression 13
The open slot of 20 tubular body 21
The extrusion molding wheel group of 30 pedestal 40
The adjusting slider of 401 wheel seat 402
The regulation handle of 403 screw rod 404
Concave wheel in the 41 primary primary of indent shaping wheel group 411
The 412 primary primary concave shaped extrusion chambers of external cam 413
Concave wheel in the two level of 42 two level indents shaping wheel group 421
The two level concave shaped extrusion chamber of 422 two level external cam 423
Concave wheel in the 43 primary three-levels of outsourcing cincture group 431
The 432 primary outer primary outer bound edge extrusion chambers of bound edge indent wheel 433
Concave wheel in the level Four of 44 two level outsourcing cincture group 441
The outer bound edge extrusion chamber of the outer two level of bound edge indent wheel 443 of 442 two levels
Concave wheel in the shaping of 45 shaping wheel group 451
Concave wheel in the Pyatyi of 50 guide wheel group 51
The directed cavity of concave wheel 53 in 52 guiding
The guide pipe of 60 feed frame 70
80 gas blow pipes
Embodiment
In order to more fully understand the technology contents of the present invention, technical scheme is entered with reference to specific embodiment
One step introduction and explanation, but it is not limited to this.
Embodiment 1
As depicted in figs. 1 and 2, the pipe structure with open slot, including the mandrel 10 being fabricated from iron, and parcel mandrel
10 and tubular body 20 made of gold；Tubular body 20 is provided with open slot 21；The gap width of open slot 21 be 0.01~
0.1mm；The external diameter of tubular body 20 is 0.3~1mm.
Further, in other embodiments, the side of mandrel 10 is provided with lug boss 11；Lug boss 11 is located at open slot 21
Place, and both sides are each provided with a depression 12；The both sides of open slot 21 are embedded in depression 12；The cross section of mandrel 10 is in circle
The ratio of arc chamfering rectangle, chamfer radius and rectangle width is 1：(3~5)；The width of lug boss 11 is the cross section long side of mandrel 10
Ratio be 1：(4~8), it is highly identical with the thickness of tubular body 20.
Further, in other embodiments, the opposite side of mandrel 10 is provided with inner fovea part 13；The cross section of mandrel 10 is in circle
The ratio of arc chamfering rectangle, chamfer radius and rectangle width is 1：(3~5)；The cross section of inner fovea part 13 is triangular in shape, and it is most long
The side ratio of side and mandrel 10 is 1：(3~10), and abut tubular body 20.
In summary：The pipe structure of said structure, due to being provided with mandrel 10 in tubular body 20 so that tied by this
When the pipe structure of structure is processed into Jewelry product, mandrel 10 serves good supporting role, and tubular body 20 will not be sent out easily
Change shape, ensure that the good appearance of the Jewelry product machined；Tubular body 20 is additionally provided with open slot 21, in Jewelry product
After machining, it need to only put it into acid solution, acid solution enters inside tubular body 20 from open slot 21, by mandrel
10 corrosion, very convenient and quickly disposed mandrel 10, processing is very convenient.
Embodiment 2
As shown in figure 3, a kind of process equipment for the pipe structure with open slot being used in process embodiment 1, including
Support 30, the extrusion molding wheel group 40 (rolling forming can also be called) on support 30, and on pedestal 30 and use
In the guide wheel group 50 being oriented to mandrel 10；
In primary indent shaping wheel group 41 that extrusion molding wheel group 40 includes setting gradually from feed end to discharge end, two level
It is recessed into shape wheel group 42, primary outsourcing cincture group 43, two level outsourcing cincture group 44 and shaping wheel group 45；
As shown in figure 4, primary indent shaping wheel group 41, two level indent shaping wheel group 42, primary outsourcing cincture group 43, two level
Outsourcing cincture group 44, shaping wheel group 45 and guide wheel group 50 each include a fast pulley (referring to underlying roller) and
Castor (refers to roller above), for fixing the wheel seat 401 of fast pulley, for fixing the sliding block 402 of castor, uses
In the screw rod 403 of the scope of activities of adjusting slider 402, and with the driving coupling of screw rod 403 and located at the regulation hand of the upper end of wheel seat 401
Handle 404；
Primary indent shaping wheel group 41 includes concave wheel 411 and the primary evagination corresponding with concave wheel in primary 411 in primary
Wheel 412；Primary concave shaped extrusion chamber 413 is formed in primary between concave wheel 411 and primary external cam 412；Concave wheel 411 in primary
In lower section (being the fast pulley of primary indent shaping wheel group 41), primary external cam 412 above (is primary indent shaping
The castor of wheel group 41)；
Two level indent shaping wheel group 42 includes concave wheel 421 and the two level evagination corresponding with concave wheel in two level 421 in two level
Wheel 422；Two level concave shaped extrusion chamber 423 is formed in two level between concave wheel 421 and two level external cam 422；Concave wheel 421 in two level
In lower section (being the fast pulley of two level indent shaping wheel group 42), two level external cam 422 above (is the shaping of two level indent
The castor of wheel group 42)；
Primary outsourcing cincture group 43 includes concave wheel 431 and the primary outer bound edge corresponding with concave wheel in three-level 431 in three-level
Interior concave wheel 432；Primary outer bound edge extrusion chamber 433 is formed in three-level between concave wheel 431 and primary outer bound edge indent wheel 432；Three-level
Interior concave wheel 431 is located at lower section (being the fast pulley of primary outsourcing cincture group 43), and primary outer bound edge indent wheel 432 is above
(being the castor of primary outsourcing cincture group 43)；
Two level outsourcing cincture group 44 includes bound edge outside concave wheel 441 in level Four and the two level corresponding with concave wheel in level Four 441
Interior concave wheel 442；The outer bound edge extrusion chamber 443 of two level is formed in level Four between concave wheel 441 and the outer bound edge indent wheel 442 of two level；Level Four
Interior concave wheel 441 is located at lower section (being the fast pulley of two level outsourcing cincture group 44), and the outer bound edge indent wheel 442 of two level is above
(being the castor of two level outsourcing cincture group 44)；
Shaping wheel group 45 includes concave wheel 451 in the shaping of about two corresponding settings；Concave wheel in underlying shaping
451 be the fast pulley of shaping wheel group 45；
Primary indent shaping wheel group 41, two level indent shaping wheel group 42, primary outsourcing cincture group 43 and two level outsourcing cincture
The extruding cavity of 44 each self-formings of group, is progressively deformed into circle by small curved surface, promotes plates to be progressively deformed into tubulose with this
Body.
Wheel group in Fig. 4, it is the direction of extrusion from A groups to F groups.
As shown in figure 5, guide wheel group 50 includes concave wheel 51 and the guiding indent corresponding with concave wheel in Pyatyi 51 in Pyatyi
Wheel 52；Concave wheel 51 and directed cavity 53 is formed between concave wheel 52 in being oriented in Pyatyi；Concave wheel 51 is above in Pyatyi (is as oriented to
The fast pulley of wheel group 50), concave wheel 52 is located at lower section (being the fast pulley of guide wheel group 50) in guiding.
Further, in other embodiments, the top of guide wheel group 50 is additionally provided with feed frame 60；
Discharge end is additionally provided with the guide pipe 70 being fixed on support 30, and guide pipe 70 is circumscribed with gas blow pipe 80, gas blow pipe 80
Blowing direction towards discharging direction；
Also include being used for the power drive mechanism (not shown) for driving each extrusion molding wheel group, and and power transmission
The power source (not shown) of mechanism driving connection；The extrusion chamber linear velocity that each extrusion molding wheel group is formed is identical；Power
Source is provided with the control terminal being electrically connected with controller.
In summary：The process equipment of said structure, it is simple in construction, it is easy to operate, can continuous rolling forming, and pass through
The cooperation of each wheel group, the metal material insoluble in acid of sheet can be easily wrapped in the metal material for being soluble in acid
It is made on the mandrel 10 with lug boss, moreover it is possible to the size by way of rolling by external diameter wire drawing into needs, produce and carry
The pipe structure of open slot.
Embodiment 3
Such as the processing method of the pipe structure with open slot in embodiment 1, comprise the following steps：
The metal material insoluble in acid of sheet is made up to the tubular body semi-finished product for shape of caving in of rolling a,；
The metal material for being soluble in acid is made to the position of caving in of the mandrel insertion tubular body semi-finished product with lug boss b,
Put place；
C, continue rolling and processing, tubular body semi-finished product is wrapped up mandrel, and only stay an open slot, and cause mandrel
Boss is at the open slot；
D, further rolling and processing, the external diameter of tubular body semi-finished product is made to diminish；
E, tubular body semi-finished product are processed into Jewelry product；
F, Jewelry product is inserted in acid solution, corrodes mandrel；
G, after mandrel is corroded completely, Jewelry product is pulled out from acid solution, and cleans up.
Further, in other embodiments, in step b, the both sides of the lug boss of the mandrel are each provided with one
The portion of falling into, the both sides of the open slot are embedded in depression；The cross section of the mandrel is in circular arc chamfering rectangle, chamfer radius and square
The ratio of shape width is 1：(3~5)；The width of the lug boss is that the ratio of mandrel cross section long side is 1：(4~8), highly with pipe
The thickness of shape body semi-finished product is identical.
Further, in other embodiments, in step b, the mandrel opposite side relative with lug boss is provided with indent
Portion；The cross section of the mandrel is in circular arc chamfering rectangle, and the ratio of chamfer radius and rectangle width is 1：(3~5)；Described indent
The cross section in portion is triangular in shape, and the side ratio of its longest edge and mandrel is 1：(3~10), and abut tubular body semi-finished product.
Further, in other embodiments, in step c, the gap width of the open slot is 0.01~0.1mm.
Further, in other embodiments, in step d, the external diameters of the tubular body semi-finished product machined for 0.3~
1mm。
In summary：Above-mentioned processing method, step is simple, easy to operate, can rapidly produce the jewellery of tubulose
Product, and the profile for the Jewelry product produced will not occur situation about deforming easily, greatly improve its yield rate.
The above-mentioned technology contents that the present invention is only further illustrated with embodiment, in order to which reader is easier to understand, but not
Represent embodiments of the present invention and be only limitted to this, any technology done according to the present invention extends or recreation, by the present invention's
Protection.Protection scope of the present invention is defined by claims.
Claims (10)
1. the pipe structure with open slot, it is characterised in that：Including the mandrel made of being soluble in the metal material of acid, and
Wrap up mandrel and the tubular body made of the metal material insoluble in acid；The tubular body is provided with open slot.
2. the pipe structure according to claim 1 with open slot, it is characterised in that：The side of the mandrel is provided with convex
The portion of rising；Described boss is at the open slot, and both sides are each provided with a depression；The both sides of the open slot are embedding
Enter depression.
3. the pipe structure according to claim 2 with open slot, it is characterised in that：The cross section of the mandrel is in circle
The ratio of arc chamfering rectangle, chamfer radius and rectangle width is 1：(3~5)；The width of the lug boss is mandrel cross section long side
Ratio be 1：(4~8), it is highly identical with the thickness of tubular body.
4. the pipe structure according to claim 2 with open slot, it is characterised in that：The opposite side of the mandrel is provided with
Inner fovea part.
5. the pipe structure according to claim 4 with open slot, it is characterised in that：The cross section of the mandrel is in circle
The ratio of arc chamfering rectangle, chamfer radius and rectangle width is 1：(3~5)；The cross section of the inner fovea part is triangular in shape, and it is most
Long side and the side ratio of mandrel are 1：(3~10), and abut tubular body.
6. the pipe structure according to claim 1 with open slot, it is characterised in that：The gap width of the open slot
For 0.01~0.1mm；The external diameter of the tubular body is 0.3~1mm.
7. a kind of process equipment for being used to process the pipe structure with open slot as described in any one of claim 1~6, its
It is characterised by：Including support, the extrusion molding wheel group on support, and on pedestal and for being oriented to mandrel
Guide wheel group；
It is recessed into primary indent shaping wheel group that the extrusion molding wheel group includes setting gradually from feed end to discharge end, two level
Shape wheel group, primary outsourcing cincture group, two level outsourcing cincture group and shaping wheel group；
The primary indent shaping wheel group, two level indent shaping wheel group, primary outsourcing cincture group, two level outsourcing cincture group, shaping
Wheel group and guide wheel group each include a fast pulley and castor, for fixing the wheel seat of fast pulley, for fixed activity
The sliding block of wheel, couple and located at the regulation hand of wheel seat upper end for the screw rod of adjusting slider scope of activities, and with screw drive
Handle；
The primary indent shaping wheel group includes concave wheel and the primary external cam corresponding with concave wheel in primary in primary；It is described first
Primary concave shaped extrusion chamber is formed between concave wheel and primary external cam in level；Concave wheel and primary external cam are any one in the primary
The individual fast pulley that wheel group can be shaped as primary indent；
The two level indent shaping wheel group includes concave wheel and the two level external cam corresponding with concave wheel in two level in two level；Described two
Two level concave shaped extrusion chamber is formed in level between concave wheel and two level external cam；Concave wheel and two level external cam are any one in the two level
The individual fast pulley that wheel group can be shaped as two level indent；
The primary outsourcing cincture group includes concave wheel and the primary outer bound edge indent wheel corresponding with concave wheel in three-level in three-level；Institute
State and form primary outer bound edge extrusion chamber in three-level between concave wheel and primary outer bound edge indent wheel；In the three-level outside concave wheel and primary
In bound edge concave wheel any one can be as the fast pulley of primary outsourcing cincture group；
The two level outsourcing cincture group includes bound edge indent wheel outside concave wheel in level Four and the two level corresponding with concave wheel in level Four；Institute
State and form the outer bound edge extrusion chamber of two level in level Four between concave wheel and the outer bound edge indent wheel of two level；In the level Four outside concave wheel and two level
In bound edge concave wheel any one can be as the fast pulley of two level outsourcing cincture group；
The shaping wheel group includes concave wheel in two corresponding shapings；Concave wheel can be used as shaping wheel group in any one shaping
Fast pulley；
Primary indent shaping wheel group, two level indent shaping wheel group, primary outsourcing cincture group and the two level outsourcing cincture group are each
The extruding cavity of formation, circle is progressively deformed into by small curved surface, promotes plates to be progressively deformed into tubular body with this；
The guide wheel group includes concave wheel in concave wheel in Pyatyi and the guiding corresponding with concave wheel in Pyatyi；Concave wheel in the Pyatyi
Directed cavity is formed between concave wheel in guiding；In the Pyatyi concave wheel and be oriented in concave wheel any one can be used as guide wheel group
Fast pulley.
8. process equipment according to claim 7, it is characterised in that：Feed frame is additionally provided with above the guide wheel group；
The discharge end is additionally provided with the guide pipe being fixed on support, and guide pipe is circumscribed with gas blow pipe, the blowing direction of gas blow pipe
Towards discharging direction；
Also include being used for the power drive mechanism for driving each extrusion molding wheel group, and it is dynamic with power drive mechanism driving coupling
Power source；The extrusion chamber linear velocity that each extrusion molding wheel group is formed is identical；Power source is provided with the control being electrically connected with controller
End.
9. a kind of processing method of the pipe structure with open slot, it is characterised in that comprise the following steps：
The metal material insoluble in acid of sheet is made up to the tubular body semi-finished product for shape of caving in of rolling a,；
The metal material for being soluble in acid is made to the opening position of caving in of the mandrel insertion tubular body semi-finished product with lug boss b,；
C, continue rolling and processing, tubular body semi-finished product is wrapped up mandrel, and only stay an open slot, and cause the projection of mandrel
Portion is located at the open slot；
D, further rolling and processing, the external diameter of tubular body semi-finished product is made to diminish；
E, tubular body semi-finished product are processed into Jewelry product；
F, Jewelry product is inserted in acid solution, corrodes mandrel；
G, after mandrel is corroded completely, Jewelry product is pulled out from acid solution, and cleans up.
10. processing method according to claim 9, it is characterised in that：In step b, the both sides of the lug boss of the mandrel
A depression is each provided with, the both sides of the open slot are embedded in depression；The cross section of the mandrel is in circular arc chamfering square
The ratio of shape, chamfer radius and rectangle width is 1：(3~5)；The width of the lug boss is that the ratio of mandrel cross section long side is 1：
(4~8), it is highly identical with the thickness of tubular body semi-finished product；
Or, in step b, the mandrel opposite side relative with lug boss is provided with inner fovea part；The cross section of the mandrel is in circular arc
The ratio of chamfering rectangle, chamfer radius and rectangle width is 1：(3~5)；The cross section of described inner fovea part is triangular in shape, and it is most
Long side and the side ratio of mandrel are 1：(3~10), and abut tubular body semi-finished product；
Or, in step c, the gap width of the open slot is 0.01~0.1mm；
Or, in step d, the external diameter of the tubular body semi-finished product machined is 0.3~1mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710434163.4A CN107413900A (en) | 2017-06-09 | 2017-06-09 | Pipe structure with open slot, its process equipment and its processing method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710434163.4A CN107413900A (en) | 2017-06-09 | 2017-06-09 | Pipe structure with open slot, its process equipment and its processing method |
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| CN107413900A true CN107413900A (en) | 2017-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710434163.4A Pending CN107413900A (en) | 2017-06-09 | 2017-06-09 | Pipe structure with open slot, its process equipment and its processing method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109431017A (en) * | 2018-12-19 | 2019-03-08 | 深圳市翠绿首饰制造有限公司 | Corner angle side ellipticity cuff link composite jewellery chain and its knit chain equipment and manufacturing method |
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| DE20012111U1 (en) * | 2000-07-03 | 2000-09-14 | Gas Gold And Sold Gmbh | Ring-shaped piece of jewelry |
| US20040221570A1 (en) * | 2002-05-28 | 2004-11-11 | Monte Giuseppe A. Dal | Lightweight omega chain and improved method of manufacture |
| KR20100097477A (en) * | 2009-02-26 | 2010-09-03 | 김진규 | Method for manufacturing accessories chain and chain manufactured thereby |
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| CN109431017A (en) * | 2018-12-19 | 2019-03-08 | 深圳市翠绿首饰制造有限公司 | Corner angle side ellipticity cuff link composite jewellery chain and its knit chain equipment and manufacturing method |
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