CN203695653U - Microfine wire drawing die elongation testing device - Google Patents
Microfine wire drawing die elongation testing device Download PDFInfo
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- CN203695653U CN203695653U CN201320873854.1U CN201320873854U CN203695653U CN 203695653 U CN203695653 U CN 203695653U CN 201320873854 U CN201320873854 U CN 201320873854U CN 203695653 U CN203695653 U CN 203695653U
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- wire
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Abstract
The utility model belongs to production field of wire materials, and particularly relates to a microfine wire drawing die elongation testing device. The device at least comprises a wire pressing part used for clamping and fixing one end part of a microfine wire to be stretched, and a testing die which performs a linear motion along the to-be-stretched direction of the microfine wire, wherein a through hole passing through a die body of the testing die is formed in the testing die; an axial direction of the through hole coincides with the to-be-stretched direction of the microfine wire; the diameter of the through hole is equal to the diameter of a die hole in which the die needs to be matched; the microfine wire to be stretched passes through the through hole and then extends to be fixed on the wire pressing part. The device is further provided with a measuring member used for measuring the stretched length of the microfine wire, and a measuring path of the measuring member is at least arranged at an elongation path of the microfine wire to be stretched. According to the device, theoretical measurements and actual practices are combined together, so that an elongation value and an actual die matching result are directly obtained. Thus, the production cost is effectively reduced while the high production efficiency of the microfine wire is also ensured.
Description
Technical field
The utility model belongs to wire production field, is specifically related to a kind of superfine wire wire-drawing die and stretches rate testing arrangement.
Background technology
In wire production, join whether reasonable all importants of actual use to performance parameters such as product outage, die life, pulling wheel wearing and tearing of mould; Particularly multiple drawing machine, once draws 16 heads, if having one because proportioning problem breaks, and off line trailer immediately, production efficiency and operating efficiency must be had a greatly reduced quality.Because the multiple tracks for multiple drawing machine stretches, the selection of joining mould is even more important, therefore, join the diameter of the front necessary known copper wire of mould, and by the diameter of copper wire, with the speedup of wire drawing when slide coefficient formula calculate best percentage elongation proportioning, final acquisition joined mould size, but, in the time of practical operation, it is found that: for the thick copper wire of wire diameter, because its measurement category of thick line footpath is larger relatively, really can reach and join mould by the method for measuring wire diameter, its error also can guarantee within 1%, this is acceptable, but be also that its wire diameter is not more than for the copper wire of 0.05mm for superfine wire copper wire, while measuring its wire diameter, it is usually after decimal point several owing to can read size range, just height of itself reading error, after calculating via the product of formula again, after its deviation accumulation even up to more than 3%, but at present domesticly still join mould by this method that this measures string diameter, this is also the basic reason of producing superfine wire inefficiency.How to seek a kind of more safe easily for superfine wire precisely join modeling method, join for Ultra-fine Wire the various defects that mould is produced at present to solve, be this area technical barrier urgently to be resolved hurrily nearly ten years.
Summary of the invention
The purpose of this utility model is to provide a kind of superfine wire wire-drawing die simple in structure and practical and stretches rate testing arrangement, by the percentage elongation of test copper wire, thereby reach the object of precisely joining mould, the high efficiency can guarantee that its superfine wire is produced in effectively saving its production cost time.
For achieving the above object, the utility model has adopted following technical scheme:
A kind of superfine wire wire-drawing die is stretched rate testing arrangement, at least comprises for clamping and the fixing line ball portion of an end of superfine wire to be stretched, and can treat that bearing of trend makes the testing mould of linearly operating along superfine wire; On described testing mould, be furnished with the through hole that runs through its mold, through hole axis direction overlaps with the draw direction for the treatment of of superfine wire, and this through hole diameter equals the die throat diameter of mould to be joined and superfine wire to be stretched is postponed and is fixed on place of line ball portion through this through hole; This device is also provided with the measurement component for calculating this superfine wire tensile elongation, and the measuring and calculating path of measurement component is at least arranged in the extension path place of superfine wire to be stretched.
This device comprises the guide rail for limiting testing mould glide direction and is arranged on guide rail and can makes the slide section that reciprocating linear moves along this guide rail, slide section profile is sleeve-shaped, the appearance profile of its chamber profile and testing mould coincide and arranges, is dismountable affixed matching relationship between testing mould and slide section.
Described testing mould profile is multidiameter shape or cylindric, arranged concentric between through hole and testing mould; Slide section cross section is breach horizontal stroke " C " word columnar structure and its inner chamber upward and is the ladder cylinder poroid layout identical with testing mould appearance profile; In the slide section inner chamber of the poroid layout of ladder cylinder, line ball portion place direction is closed in the little one end of internal diameter, and between the line ball portion of closing on place end face on the large end face of multidiameter shape testing mould or cylindric testing mould and slide section inner chamber shoulder, forms unidirectional gear and coordinate.
This device also comprises the base for settling line ball portion and measurement component, and measurement component is scale and is fixed in base upper end surface, radially outward postpones and has pointer, the measurement component place of this pointed base upper surface in slide section.
Described guide rail is twice and is arranged in parallel each other, is furnished with two fixed stations on described base, and each guide rail two ends are affixed and form its simply supported beam structure respectively and between one of them fixed station.
Fixed station comprises the first fixed station and the second fixed station, the first fixed station top is provided with the groove and its flute length direction Ultra-fine Wire length direction layout parallel to be stretched that connect its stage body, line ball portion comprises tension disc, the both sides cell wall of tension disc two side and groove is hinged, and described tension disc side arranges with face laminating between the groove cell wall coordinating with it.
Described base profile is long strip-board shape, running through its plate body with the second fixed station bottom fixing position and be furnished with mounting hole on described base, the bearing of trend of this mounting hole length direction superfine wire parallel to be stretched arranges, forms that bolt is affixed to be coordinated between the second fixed station and base.
The beneficial effects of the utility model are:
1), the utility model avoided traditional and need to calculate the final percentage elongation that obtains by carrying out complicated formula after manual measurement again, and the error multiple of the statistics producing amplifies defect; By the test model of setting up looking for another way, also directly superfine wire is carried out to percentage elongation test, thereby fundamentally directly obtain self percentage elongation data of this superfine wire, and rely on testing mould self simultaneously to corresponding size join mould mould whether applicability is carried out actual argument, finally guaranteed precisely to join imitate fruit.The die wire drawing of joining that the overall work principle of its device can be seen the actual superfine wire of simulation as operates, also by the existence of nib, make superfine wire further compressed elongation when by little nib of " thicker " originally, with " smoothing out with the fingers straight " the more meticulous superfine wire diameter of acquisition; Owing to having adopted this device, it integrates theoretical calculation and actual practice, can directly obtain percentage elongation numerical value and the actual mould result of joining, and in effectively saving its production cost, has also guaranteed the high efficiency of superfine wire.
2), because the utility model is more close to actual production, therefore, while considering actual fabrication, elongation process gradually from coarse to fine is often followed in its superfine wire wire drawing, also joining aperture, mould upper mould hole is to diminish gradually with the progressive of operation.Therefore, the utility model coordinates with the detachable of testing mould by slide section, guarantee on the one hand a tractor serves several purposes, also be the progressive feature of tester's wire-drawing process can be according to actual production time, change the testing mould in different nibs aperture by centre, thereby reach the experiment effect that more closing to reality is produced, to guarantee the accuracy of test data; On the other hand, between slide section and each removable testing mould, all can reach affixed effect, thereby guarantee no matter to install the testing mould in any nib aperture, realization that can both be firm is with respect to the affixed of slide section and for the wire drawing extension effect of superfine wire, it is affixed reliable and stable, is the actual test of the superfine wire assurance that provides the foundation.
3), as the further realization of above-mentioned slide section and testing mould matching relationship, the utility model is by changing slide section structure, thereby can realize more easily and the fiting effect of testing mould.Ringent slide section, the slide section of half subdivision sleeve-shaped in other words conj.or perhaps, in the time of practical operation, coordinates with the gear between testing mould end face by shoulder on the one hand, thereby in the time that superfine wire carries out wire drawing, thereby the inlay card that testing mould can be firm all the time forms immovable fitting in slide section; On the other hand, possesses the upwards slide section of breach, tester was easier to the testing mould after threading be positioned in slide section and expect accordingly matching relationship with its formation along its breach in when operation, and it installs obviously more convenient and efficiency is high, coordinates reliable and stable.
4), for the setting of measurement component, the utility model is directly realized by graduated scale, certainly, the also difference of visual production and operation when practical operation, adopts the mode of other such as meter electronics etc. to calculate.Pass testing mould and be fixed on behind place of line ball portion at superfine wire, artificial or machine pulls slide section, under the extensibility effect of superfine wire itself, slide section constantly mobile and superfine wire constantly squeezes in nib and smoothes out with the fingers out from the testing mould other end, moving slider portion until superfine wire break, can be according to the scale label at pointer mark place, read its actual stretching distance, finally obtain its percentage elongation; It is easy to operate and structural configuration is succinct, is conducive to reduce its actual cost of manufacturing.
5), the setting of two guide rails, can further guarantee the controllability of slide section and even testing mould self moving direction, thereby give security for the accuracy of its follow-up results of measuring.In addition, the realization of line ball portion, is actually that the groove fit tension disc that relies on the first fixed station guarantees; Also at superfine wire from one end of testing mould through the nib of testing mould and after testing mould is installed to slide section, in advance from the stretched one section of superfine wire of the other end of testing mould, and filled in groove; Compress afterwards tension disc, the now sidewall of tension disc sidewall and groove, even tension disc bottom can be considered as stitching surface with the mating surface of groove bottom land, to complete the object that grips for superfine wire; For guaranteeing its pressing effect, also superfine wire Duola can be stretched out to one section and bending and fill in above-mentioned stitching surface, to increase the contact area between superfine wire and stitching surface, thereby guarantee affixed effect between the two.
6), the setting of mounting hole, more be to consider the adjustability of the second fixed station self along superfine wire bearing of trend; When the measuring and calculating superfine wire of longer size and the measuring and calculating distance of original length do not meet if necessary, can be suitable unscrew the spacing that coordinates and regulate the second fixed station and the first fixed station between the second fixed station and base, and adopt the scale of larger measuring and calculating scale, joining of superfine wire imitate fruit when better promoting actual production.
Accompanying drawing explanation
Fig. 1 is perspective view of the present utility model;
Fig. 2 is the STRUCTURE DECOMPOSITION figure of one of them embodiment of coordinating with testing mould of slide section.
In literary composition, each label and each component names corresponding relation are as follows:
10-testing mould 11-through hole 20-measurement component 30-guide rail 31-slide section 32-pointer 40-base 41-first fixed station 41a-groove 42-the second fixed station 43-mounting hole 50-tension disc
The specific embodiment
For ease of understanding, in conjunction with Fig. 1-2, concrete structure of the present utility model and working method thereof are done to following description herein:
When the utility model concrete operations, as shown in Figure 1, generally include square long strip-board shape base 40, arrange respectively the first fixed station 41 and the second fixed station 42 at the two ends of the length direction of base 40, between two fixed stations, simply supported beam shape is arranged twice guide rail 30 parallel to each other, on guide rail 30, set up the slide section 31 that can do along guide rail 30 reciprocating linear action, slide section 31 profiles are the sleeve-shaped (also can regard breach " C " word shape upward as) of open topped, the inner chamber of slide section 31 forms the chimeric chamber of chimeric fixing test mould 10, the self structure of testing mould 10 is with firm being embedded in slide section 31 and coordinating with its formation is detachable.Meanwhile, on testing mould 10, run through the through hole 11 of arranging as test nib, its through hole 11 axially and the bearing of trend for the treatment of of Ultra-fine Wire arrange in the same way, specifically can be with reference to shown in Fig. 2.In addition, coordinating with the face between groove 41a on the first fixed station 41 with tension disc 50, guarantee the end clamping ability for superfine wire, in other words, is also that tension disc 50 coordinates entirety to form aforesaid line ball portion with the groove 41a of the first fixed station 41; For guaranteeing the resilient relationship between tension disc 50 and groove 41a, also can consider that the mode that adopts spring to be connected tension disc 50 bottom surfaces and groove 41a bottom land carries out.Coordinate with the mounting hole between base 40 with the second fixed station 42, guarantee the adjustability along Ultra-fine Wire draw direction between the second fixed station 42 and base 40.Also be graduated scale in 40 upper layout measurement components 20 of base again, to guarantee in the time that slide section 31 moves, tester can accurately read its calculation of measured data according to the pointer 32 indication positions in slide section 31.
The utility model specific works testing process is as follows:
1), get one meter of superfine wire, get the testing mould 10 in corresponding through hole aperture simultaneously, by superfine wire along after the installation on testing mould 10 away from institute of line ball portion at one end face through above-mentioned through hole 11, and after this line is pulled out to one section along the other end of testing mould 10, the one section of line body pulling it is fixed in line ball portion, fixing slide section 31 and testing mould 10;
2), check superfine wire and line ball portion, and whether coordinating between testing mould 10 and slide section 31 firm;
3), checked after, utilize artificial or slowly moving slider portion 31 of machine, make slide section 31 away from line ball portion place, now superfine wire is constantly clamp-oned in the through hole 11 of testing mould 10 and is smoothed out with the fingers out by its other end under pulling force; Slide section 11 continues to do the action away from line ball portion, stops moving until superfine wire is broken again, and observes the scale of pointer 32 indication measurement components 20 in slide section 31, sees that this meter of copper cash has stretched many meters;
Take this section of copper cash, length is as L originally, and after stretching take it, fracture length of living in is as L1, and can adopt following formula directly to obtain the superfine wire of testing is also the percentage elongation A of copper cash:
A＝L1/L?x100％
Carry out if necessary the superfine wire percentage elongation test of other nibs, continue to change the testing mould 10 of corresponding nib and repeat above-mentionedly to wear, installation testing and calculation process.
The utility model is by the employing of analogue means, skip complicated calculation process originally, avoid traditional and need to calculate the final percentage elongation that obtains by carrying out again complicated formula after manual measurement, and the error multiple of the statistics producing amplifies defect, by directly obtaining the percentage elongation of Ultra-fine Wire to be stretched, thereby can directly carry out the calculating of die size, finally reach the object of accurately joining mould; It is simple in structure and effect is remarkable, and working stability is reliable, for reduce superfine wire outage, improve die life and even reduce the Beneficial Effect that the wearing and tearing of pulling wheel are all played.
Claims (7)
1. a superfine wire wire-drawing die is stretched rate testing arrangement, it is characterized in that: at least comprise for clamping and the fixing line ball portion of an end of superfine wire to be stretched, and can treat that bearing of trend makes the testing mould of linearly operating (10) along superfine wire; On described testing mould (10), be furnished with the through hole (11) that runs through its mold, through hole (11) axis direction overlaps with the draw direction for the treatment of of superfine wire, and this through hole (11) diameter equals the die throat diameter of mould to be joined and superfine wire to be stretched is postponed and is fixed on place of line ball portion through this through hole (11); This device is also provided with the measurement component (20) for calculating this superfine wire tensile elongation, and the measuring and calculating path of measurement component (20) is at least arranged in the extension path place of superfine wire to be stretched.
2. superfine wire wire-drawing die according to claim 1 is stretched rate testing arrangement, it is characterized in that: this device comprises the guide rail (30) for limiting testing mould (10) glide direction and be arranged at guide rail (30) above and can do along this guide rail (30) slide section (31) of reciprocating linear action, slide section (31) profile is sleeve-shaped, the appearance profile of its chamber profile and testing mould (10) coincide and arranges, between testing mould (10) and slide section (31), is dismountable affixed matching relationship.
3. superfine wire wire-drawing die according to claim 2 is stretched rate testing arrangement, it is characterized in that: described testing mould (10) profile is multidiameter shape or cylindric arranged concentric between through hole (11) and testing mould (10); Slide section (31) cross section is breach horizontal stroke " C " word columnar structure and its inner chamber upward and is the ladder cylinder poroid layout identical with testing mould (10) appearance profile; In slide section (31) inner chamber of the poroid layout of ladder cylinder, line ball portion place direction is closed in the little one end of internal diameter, and between the line ball portion of closing on place end face on the large end face of multidiameter shape testing mould (10) or cylindric testing mould (10) and slide section (31) inner chamber shoulder, forms unidirectional gear and coordinate.
4. stretch rate testing arrangement according to the superfine wire wire-drawing die described in claim 2 or 3, it is characterized in that: this device also comprises the base (40) for settling line ball portion and measurement component (20), measurement component (20) is for scale and be fixed in base (40) upper end surface, in slide section (31), radially outward postpone and have pointer (32), this pointer (32) points to the measurement component place of base (40) upper surface.
5. superfine wire wire-drawing die according to claim 4 is stretched rate testing arrangement, it is characterized in that: described guide rail (30) is twice and is arranged in parallel each other, on described base (40), be furnished with two fixed stations, each guide rail (30) two ends are affixed and form its simply supported beam structure respectively and between one of them fixed station.
6. superfine wire wire-drawing die according to claim 5 is stretched rate testing arrangement, it is characterized in that: fixed station comprises the first fixed station (41) and the second fixed station (42), the first fixed station (41) top is provided with the groove (41a) and its flute length direction Ultra-fine Wire length direction layout parallel to be stretched that connect its stage body, line ball portion comprises tension disc (50), the both sides cell wall of tension disc (50) two side and groove (41a) is hinged, and described tension disc (50) side arranges with face laminating between groove (41a) cell wall coordinating with it.
7. superfine wire wire-drawing die according to claim 6 is stretched rate testing arrangement, it is characterized in that: described base (40) profile is long strip-board shape, running through its plate body with the second fixed station (42) bottom fixing position and be furnished with mounting hole (43) on described base (40), the bearing of trend of this mounting hole (43) length direction superfine wire parallel to be stretched arranges, forms that bolt is affixed to be coordinated between the second fixed station (42) and base (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320873854.1U CN203695653U (en) | 2013-12-26 | 2013-12-26 | Microfine wire drawing die elongation testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320873854.1U CN203695653U (en) | 2013-12-26 | 2013-12-26 | Microfine wire drawing die elongation testing device |
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| Publication Number | Publication Date |
|---|---|
| CN203695653U true CN203695653U (en) | 2014-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320873854.1U Withdrawn - After Issue CN203695653U (en) | 2013-12-26 | 2013-12-26 | Microfine wire drawing die elongation testing device |
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|---|---|
| CN (1) | CN203695653U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103752648A (en) * | 2013-12-26 | 2014-04-30 | 铜陵顶科镀锡铜线有限公司 | Testing device of elongation of ultramicro filament wire-drawing die |
| CN106238475A (en) * | 2016-08-28 | 2016-12-21 | 上海铭周机电科技有限公司 | A kind of Multifunctional mobile wire drawing machine |
-
2013
- 2013-12-26 CN CN201320873854.1U patent/CN203695653U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103752648A (en) * | 2013-12-26 | 2014-04-30 | 铜陵顶科镀锡铜线有限公司 | Testing device of elongation of ultramicro filament wire-drawing die |
| CN103752648B (en) * | 2013-12-26 | 2016-05-18 | 铜陵顶科镀锡铜线有限公司 | A kind of superfine wire wire-drawing die is stretched rate testing arrangement |
| CN106238475A (en) * | 2016-08-28 | 2016-12-21 | 上海铭周机电科技有限公司 | A kind of Multifunctional mobile wire drawing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140709 Effective date of abandoning: 20160518 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |