CN104464123A - Magnetic head fixing support - Google Patents
Magnetic head fixing support Download PDFInfo
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- CN104464123A CN104464123A CN201410786778.XA CN201410786778A CN104464123A CN 104464123 A CN104464123 A CN 104464123A CN 201410786778 A CN201410786778 A CN 201410786778A CN 104464123 A CN104464123 A CN 104464123A
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- magnetic head
- support
- fixed support
- connecting portion
- head fixed
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Abstract
The invention provides a magnetic head fixing support which comprises a support body. The support body comprises an installation part, connecting parts and positioning parts, wherein the installation part is provided with rectangular installation holes, and the connecting parts and the positioning parts are arranged in a central symmetry mode with the installation part as the central point. The positioning parts are arranged on the two sides of the installation part respectively and connected with the installation part through the connecting parts. The connecting parts are shaped like a Chinese character 'ji'. One end of each connecting part shaped like the Chinese character 'ji' is connected with one side of the installation part, and the other end of each connecting part is connected with the corresponding positioning part. By designing elastic supporting arms of the magnetic head fixing support into the shape of the Chinese character 'ji', the anti-falling capacity of the support can be enhanced while the force borne by the support is reduced; the whole support is of a central symmetry structure, and therefore the supporting performance of the whole support can be balanced, and the trouble of distinguishing magnetic head assembling directions in the assembling process is eliminated.
Description
Technical field
The present invention relates to built-in terminal field, specifically be a kind of magnetic head fixed support.
Background technology
Although magnetic card is abrogated gradually in current domestic financial industry, probably also remain with 3,000,000,000 magnetic cards at home in user, in certain hour section, the recoverable amount of magnetic card transaction remains objective.In addition, due to the cheap of magnetic card price and convenience, by magnetic card carrier one of main body remaining transaction in the world as credit card.
The magnetic head coil winding of magnetic card is made on chip, is gone the amplitude of induced signal by curent change.Operationally, magnetic head reads data by the change in magnetic field on induction chip, writes data by the magnetic field changed on chip.Magnetic card reader magnetic head is widely used in the various card-reading apparatus such as POS card reader, ATM automatic teller machine.
The build that early stage POS pays class facility is all larger, the space reserved to magnetic head base part is relatively large, so magnetic head fixed support is also relatively large, take space in larger machine, and along with the miniaturization of product and the miniaturization of magnetic head volume, the support bracket fastened continuous miniaturization of magnetic head also becomes a realistic problem.Come again, the anti-drop ability of existing magnetic head fixed support is poor, gross distortion can occur when complete machine surprisingly falls, and causes magnetic head excessive settlement and loses efficacy, but there is again support elastic force comparatively greatly, the problem that feel of stamping the card is poor in the fixed support that part strengthens anti-drop ability.Further, the magnetic head fixed support of prior art needs assembler manually to distinguish installation position in the process of assembling magnetic head, and efficiency of assembling is low.Therefore, be necessary to provide a kind of magnetic head fixed support that can simultaneously solve the problem.
Summary of the invention
Technical matters to be solved by this invention is: provide a kind of magnetic head fixed support, take volume little, and anti-drop ability is strong, and easy for installation.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is:
A kind of magnetic head fixed support, comprise rack body, described rack body comprises the installation portion being provided with rectangle mounting hole; And with the central point of installation portion, the connecting portion that Central Symmetry is arranged and location division;
The both sides of described installation portion are respectively equipped with described location division, and described location division is connected with described installation portion by connecting portion;
Described connecting portion is a few font, and an end of described a few font connecting portion connects the side of described installation portion, connection location division, the other end.
Beneficial effect of the present invention is: the magnetic head fixed support build that the present invention is different from prior art is comparatively large, takies space in larger machine; Anti-drop ability is poor, will affect magnetic head result of use after falling, in order to strengthen anti-drop ability and reinforced support elastic force can affect the problem of feel of stamping the card.The invention provides a kind of magnetic head fixed support, by the rack elasticity arm of rack body is set to the length that a few font carrys out extending bracket arm, the acting force suffered by unit area upper bracket is reduced, reduce the probability exceeding stent fatigue degree intensity; Meanwhile, the anti-dropping capability of support can be strengthened again.The centrosymmetric structure that rack body of the present invention is is symcenter with the central point of installation portion, centrosymmetric structure not only contributes to the support performance balancing whole magnetic head, avoid magnetic head occurring to the defect offset on one side, and the work efficiency significantly improved in magnetic head installation process, in installation process, staff is without the need to distinguishing the assembly direction of magnetic head, no matter be magnetic head fixed support is swapped left and right or overturn rear assembling magnetic head to be out certified products, greatly improve the yields of magnetic head assembling.Further, the support bracket fastened connecting portion of magnetic head of the present invention is a few character form structure, effectively can promote feel when stamping the card, and solves the problem that bite problem easily causes failure of stamping the card, promotes the satisfaction of client.
Accompanying drawing explanation
Fig. 1 is the support bracket fastened one-piece construction schematic diagram of a kind of magnetic head of the present invention.
Fig. 2 is a kind of magnetic head of the present invention support bracket fastened side-looking one-piece construction schematic diagram.
Label declaration:
1, rack body; 2, installation portion; 3, connecting portion; 4, location division; 5, side; 6, top; 7, end; 8, spacer.
Embodiment
By describing technology contents of the present invention in detail, realized object and effect, accompanying drawing is coordinated to be explained below in conjunction with embodiment.
The design of most critical of the present invention is: support bracket fastened for magnetic head resilient support arms is designed to a few font, can strengthen again the anti-drop ability of support while reducing support force; Symmetrical structure centered by whole support, can balance the support performance of whole support, and removes in assembling process the puzzlement distinguishing magnetic head assembly direction from.
Please refer to Fig. 1 and Fig. 2, the invention provides a kind of magnetic head fixed support, comprise rack body 1, described rack body 1 comprises the installation portion 2 being provided with rectangle mounting hole; And with the central point of installation portion 2, the connecting portion 3 that Central Symmetry is arranged and location division 4;
The both sides of described installation portion 2 are respectively equipped with described location division 4, and described location division 4 is connected with described installation portion 2 by connecting portion 3;
Described connecting portion 3 is a few font, and an end 7 of described a few font connecting portion 3 connects the side of described installation portion 2, and the other end 7 connects location division 4.
It should be noted that, magnetic head can be think a standard component, is according to ISO/IEC7811-6 magnetic card standard production.Magnetic head generally has 3 magnetic tracks, i.e. TRACK1, TRACK2, TRACK3.TRACK1 and TRACK2 spacing is 3.3mm, TRACK2 and TRACK3 spacing is 3.55mm.Magnetic head body is connected as one by magnetic head fixed support and is fixed on POS inside by the pilot hole of head suspension, realizes the function of POS by head read card information.
From foregoing description, beneficial effect of the present invention is: the invention provides a kind of magnetic head fixed support, by the rack elasticity arm of rack body 1 is set to the length that a few font carrys out extending bracket arm, acting force suffered by unit area upper bracket is reduced, reduces the probability exceeding stent fatigue degree intensity; Meanwhile, the anti-dropping capability of support can be strengthened again.The centrosymmetric structure that rack body 1 of the present invention is is symcenter with the central point of installation portion 2, centrosymmetric structure not only contributes to the support performance balancing whole magnetic head, avoid magnetic head occurring to the defect offset on one side, and the work efficiency significantly improved in magnetic head installation process, in installation process, staff is without the need to distinguishing the assembly direction of magnetic head, no matter be magnetic head fixed support is swapped left and right or overturn rear assembling magnetic head to be out certified products, greatly improve the yields of magnetic head assembling.
It should be noted that, described Fatigue Strength of Metal refers to a kind of under alterante stress effect, and the phenomenon destroyed occurs metal material.Metal interior structures is also uneven, thus causes the imbalance of Stress transmit, and some places can become area of stress concentration.Meanwhile, also there is many small crackles in the fault location of metal inside.Under the continuous action of power, crackle can be increasing, can transmit stress part fewer and feweri in material, until when remainder can not continue to transmit load, hardware will all damage.
Stamp the card the problem of bite mainly because existing support to design the fixed support of larger elastic force in order to improve anti-drop ability, and the elastic force that fixed support provides is crossed senior general and is caused the friction force of magnetic head and card when stamping the card larger.Bite problem easily causes stamps the card unsuccessfully, solves bite problem when other supports are stamped the card, and promotes the satisfaction of client.
Further, side 5 width of described a few font connecting portion 3 is within the scope of 1.4-1.6mm; Top 6 width of described a few font connecting portion 3 and end 7 width are within the scope of 1.8-2.2mm.
Seen from the above description, by controlling side 5 width of a few font connecting portion 3, the width of top 6 and end 7 effectively can strengthen the firm performance of the support bracket fastened entirety of magnetic head, prevent magnetic head fixed support from irrecoverability distortion occurring after falling, thus affect the use of magnetic head.Described in the present invention by side 5 width of described a few font connecting portion 3 at optimum range between 1.4mm-1.6mm; Top 6 width of described a few font web joint and end 7 width are through at optimum range the optimal width scope that calculating and actual tests draw between 1.8-2.2mm, concrete test data and the test effect of correspondence as shown in table 1.
Table 1
It should be noted that, inner criterion falls 48 times, checks whether support is out of shape.And in fact have the support of portion size only to fall 20 times or 10 to be just out of shape several times, now fall-down test has just no longer continued.As shown in Table 1, side 5 width of a few font connecting portion 3 of the present invention at optimum range between 1.4-1.6mm, top 6 width of described a few font web joint and the optimum range of end 7 width are between 1.8-2.2mm, and the magnetic head fixed support that width is arranged on (comprising boundary value) in optimum range still can meet use standard after 48 fall-down tests of criterion.
Further, the top 6 of described a few font connecting portion 3 and end 7 are arc-shaped.The top 6 of connecting portion 3 and the end 7 be connected with location division 4, installation portion 2 are all set to circular arc, avoid the formation of sharp-pointed corner angle, are conducive to protection workman and improve operating efficiency.
Further, described rack body 1 is formed in one.The one-body molded support bracket fastened processing technology of magnetic head that makes is simple, improves production effect, simultaneously again can be cost-saving.
Further, also comprise the stator be connected with described installation portion 2, described stator is perpendicular to described rack body 1, and the length direction of described stator is consistent with the length direction of described rack body 1.
From the above, magnetic head fixed support and magnetic head is reinforced by spacer 8, magnetic head fixed support is made to have easily bending in minimum rigidity plane and upwards have large tensible rigidity and the feature of bending stiffness at another, therefore, the magnetic head fixed support resistance of this structure is stressed little, easy installation and removal, increases the service life greatly.
Further, described location division 4 is provided with mounting hole.
Further, the thickness of described rack body 1 is 0.24-0.26mm.
As shown in Figure 1, the support bracket fastened side of magnetic head of the present invention is connected behind location division 4 by connecting portion 3 and forms a few font, in structural mechanics, a few font supports quite extend the length of the support bracket fastened support arm of magnetic head, achieve the effect produced compared with long stent before producing with the fixed support of shorter length.Concrete: after (1) magnetic head fixed support shell fragment extends, same acting force acts on fixed support shell fragment, acting force suffered by unit area upper bracket reduces, and reduces the probability exceeding stent fatigue intensity, enhances the anti-dropping capability of support.(2) power be applied to time owing to falling on magnetic head fixed support shell fragment is not equally distributed, the present invention is on the basis of testing and calculate, adopt local widening and local reduction method to balance the stressed of whole magnetic head fixed support shell fragment, prevent certain a bit over-stressed and exceed the probability of magnetic head fixed support fatigue strength generation irrecoverability distortion.Side 5 as a few font connecting portions 3 in figure uses gradual changed method to control width control system between 1.4-1.6mm, and the width control system of top 6 width and end 7, between 1.8-2.2mm, obtains good effect through practice test.Preferably, magnetic head fixed support adopts property material based on the permalloy of a few font structure and 0.24-0.26mm to make magnetic head fixed support have good non-deformability, meets the demand of product.
Embodiment one:
As shown in Figure 1, the present embodiment provides a kind of magnetic head fixed support, comprising thickness is rack body 1 between 0.25mm, rack body 1 comprises the installation portion 2 being provided with rectangle mounting hole, the both sides of installation portion 2 are connected with location division 4 respectively by connecting portion 3, and with the central point of installation portion 2, the connecting portion 3 that Central Symmetry is arranged and location division 4; Location division 4 offers mounting hole; Connecting portion 3 is a few font, the side in connection portion, one end 72, and the other end 7 connects location division 4, and preferably, side 5 width of a few font connecting portion 3 is 1.5mm; Top 6 width and end 7 width of described a few font connecting portion 3 are 2.0mm, and top and end 7 are circular arc.Magnetic head fixed support described in the present embodiment also comprises the stator perpendicular to rack body 1, and the length direction of stator is consistent with the length direction of described rack body 1, for reinforcing the magnetic head be arranged on magnetic head fixed support.
Said head fixed support has the following advantages:
1, miniaturization, achieves the effect of large-size support with the support of reduced size, enhance the anti-dropping capability of support.The support bracket fastened support arm design of a few font magnetic head reduces design materials simultaneously, contributes to reducing costs.
2, reduce production difficulty, current most support is non-centrosymmetric structure, and during production, workman need distinguish assembly direction.Support of the present invention is centrosymmetric structure, when producing without the need to distinguishing direction, improves production operation efficiency.
3, the structure of the support bracket fastened a few font support arm of magnetic head effectively improves feel when stamping the card, and reduces bite problem when other supports are stamped the card, improves customer satisfaction.
The actual production of current existing modified head suspension uses more than 500,000, and its dependable with function obtains actual verification.
In sum, a kind of magnetic head fixed support provided by the invention, can not only reduce the acting force suffered by rack body 1 unit area upper bracket, reduces the probability exceeding stent fatigue intensity; And by enhancing support bracket fastened anti-dropping capability to the mode of a few font connecting portion 3 local widening width and local reduction width, reduce the probability exceeding the distortion of stent fatigue intensity generation irrecoverability after falling because certain point is over-stressed; Further, the design of magnetic head fixed support centrosymmetric structure can balance the support performance of whole magnetic head very well, contributes to the assembling work efficiency improving magnetic head simultaneously.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every equivalents utilizing instructions of the present invention and accompanying drawing content to do, or be directly or indirectly used in relevant technical field, be all in like manner included in scope of patent protection of the present invention.
Claims (7)
1. a magnetic head fixed support, is characterized in that, comprises rack body, and described rack body comprises the installation portion being provided with rectangle mounting hole; And with the central point of installation portion, the connecting portion that Central Symmetry is arranged and location division;
The both sides of described installation portion are respectively equipped with described location division, and described location division is connected with described installation portion by connecting portion;
Described connecting portion is a few font, and an end of described a few font connecting portion connects the side of described installation portion, connection location division, the other end.
2. a kind of magnetic head fixed support according to claim 1, is characterized in that, the side width of described a few font connecting portion is within the scope of 1.4-1.6mm; The top width of described a few font connecting portion and end portion width are within the scope of 1.8-2.2mm.
3. a kind of magnetic head fixed support according to claim 1 and 2, is characterized in that, top and the end of described a few font connecting portion are arc-shaped.
4. a kind of magnetic head fixed support according to claim 1, it is characterized in that, described rack body is formed in one.
5. a kind of magnetic head fixed support according to claim 1, is characterized in that, also comprises the stator be connected with described installation portion, and described stator is perpendicular to described rack body, and the length direction of described stator is consistent with the length direction of described rack body.
6. a kind of magnetic head fixed support according to claim 1, it is characterized in that, described location division is provided with mounting hole.
7. a kind of magnetic head fixed support according to claim 1, is characterized in that, the thickness of described rack body is between 0.24-0.26mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410786778.XA CN104464123A (en) | 2014-12-17 | 2014-12-17 | Magnetic head fixing support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410786778.XA CN104464123A (en) | 2014-12-17 | 2014-12-17 | Magnetic head fixing support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104464123A true CN104464123A (en) | 2015-03-25 |
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ID=52910103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410786778.XA Pending CN104464123A (en) | 2014-12-17 | 2014-12-17 | Magnetic head fixing support |
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| CN (1) | CN104464123A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101700530A (en) * | 2009-12-05 | 2010-05-05 | 衡阳华菱连轧管有限公司 | Connecting method of displacement transducer magnetic head and connecting jackcatch |
| CN202008833U (en) * | 2011-04-27 | 2011-10-12 | 深圳粤宝电子工业总公司 | Magnetic head installing frame |
| CN202306711U (en) * | 2011-10-24 | 2012-07-04 | 福建联迪商用设备有限公司 | Magnetic head fixing device for fixed POS (Point of sale) machine |
| CN203285895U (en) * | 2013-05-30 | 2013-11-13 | 苏州星火磁电技术有限公司 | Spring piece |
| CN203606895U (en) * | 2013-12-11 | 2014-05-21 | 牛毅 | Magnetic head support and small card swiping device using magnetic head support |
-
2014
- 2014-12-17 CN CN201410786778.XA patent/CN104464123A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101700530A (en) * | 2009-12-05 | 2010-05-05 | 衡阳华菱连轧管有限公司 | Connecting method of displacement transducer magnetic head and connecting jackcatch |
| CN202008833U (en) * | 2011-04-27 | 2011-10-12 | 深圳粤宝电子工业总公司 | Magnetic head installing frame |
| CN202306711U (en) * | 2011-10-24 | 2012-07-04 | 福建联迪商用设备有限公司 | Magnetic head fixing device for fixed POS (Point of sale) machine |
| CN203285895U (en) * | 2013-05-30 | 2013-11-13 | 苏州星火磁电技术有限公司 | Spring piece |
| CN203606895U (en) * | 2013-12-11 | 2014-05-21 | 牛毅 | Magnetic head support and small card swiping device using magnetic head support |
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Application publication date: 20150325 |