Earth terminal for bulk configuration flat connector and preparation method thereof
Technical field
The batch that the present invention relates to earth terminal goes out product and manufacture method, relates in particular to flat connector and goes out product and manufacture method with the batch of earth terminal.
Background technology
Existing earth terminal for bulk configuration flat connector is all punching press and makes, its form of dispatching from the factory is generally rolling, every volume is all by integrally formed two main parts of metallic plate and Cheng Liezhuan arranges between two main parts evenly spaced terminal part and forms, after the entire volume outer surface is zinc-plated and for going out in batches product, after the client selects to buy certain volume product by required smallest end subdivision spacing, again according to the length designed, designed die sinking of spacing and the required main part of required each terminal part, stamp out required earth terminal, unnecessary product and calcellation after the punching press are unfavorable for small lot purchase production; Be unfavorable for that on the one hand client's later stage uses, the die sinking design time is long, cost is high, and the punching press scrappage is also relatively high, and again because the punching press scrappage, the client is difficult to calculate in advance the length of the rolling product that needs purchase, often stores goods because over-bought causes; Stampings has caused the wasting of resources on the other hand, and production cost is higher.
Summary of the invention
In order to overcome defects, the invention provides a kind of earth terminal for bulk configuration flat connector and manufacture method thereof, make earth terminal one-body molded and need not following process by demand, and simultaneously applicable in enormous quantities and small lot batch manufacture.
The present invention for the technical scheme that solves its technical problem and adopt is:
A kind of earth terminal for bulk configuration flat connector, described connector comprises the some terminal parts that are arranged in main part one side by the integrally formed main part of metallic plate and row shape with earth terminal, each terminal part is terminal away from an end of main part, this connector is electroplate with the tin layer with the earth terminal outer surface, described some connector with earth terminal with the terminal corresponding docking of terminal part form some to connector with earth terminal pair, these are some to be connected to form some strip connectors earth terminal bar with earth terminal to the abutting end correspondence with main part to connector, junction between the two-terminal that the connects part and the junction between adjacent two main parts are formed with respectively crease line, each connector is fixed in the same flat metal frame and is evenly with earth terminal bar two ends arranges side by side, and each connector is formed with crease line with the junction between earth terminal bar two ends and the metal frame; The length of the terminal part of described each connector usefulness earth terminal and the length of interval width and main part are all one-body molded by customer demand.
As a further improvement on the present invention, the described crease line that connects the junction formation between the two-terminal part is arranged in the one side of described metal frame; The crease line that junction between described adjacent two main parts forms is arranged in the another side of described metal frame.
As a further improvement on the present invention, the crease line that forms respectively of the junction between the described two-terminal part of connecting and the junction between adjacent two main parts is arranged in the same face of described metal frame.
A kind of manufacture method of earth terminal for bulk configuration flat connector, carry out as follows:
A. open material: cut copper coin by design size;
B. a facet etch: the traditional circuit manufacture craft that the one side of copper coin is coated with film development exposure after etching by design, in the copper coin one side, etch the connector earth terminal into a plurality of half thicknesses by designing configuration of copper coin one half thickness, and etch simultaneously and be separated out each connector with the crease line of the outer, main part two ends of earth terminal and be separated out at least a with in the crease line of the terminal outer, terminal part of earth terminal of each connector, the end of described terminal part is that the terminal part is away from an end of main part;
C. another side etching: the traditional circuit manufacture craft that the another side contraposition copper coin one side of copper coin is coated with film development exposure after etching by design, corresponding copper coin simultaneously etches the connector earth terminal into a plurality of half thicknesses by designing configuration of copper coin one half thickness in the copper coin another side, and in etch be separated out each connector with the crease line of the outer, main part two ends of earth terminal and be separated out each connector with the crease line of the terminal outer, terminal part of earth terminal in the non-selected etched crease line of step b (be: be separated out each connector with the crease line of the outer, main part two ends of earth terminal if step b etches, then etch this moment and be separated out each connector with the crease line of the end outer, terminal part of earth terminal; Be separated out each connector with the crease line of the terminal outer, terminal part of earth terminal if step b etches, then etch this moment and be separated out the crease line that each connector is used the outer, main part two ends of earth terminal; Be separated out each connector with the crease line of the outer, main part two ends of earth terminal and be separated out the crease line that each connector is used the terminal outer, terminal part of earth terminal if step b etches synchronously, then need not the etching crease line this moment), integrally formed each connector earth terminal of connector usefulness earth terminal of the half thickness that the connector of the half thickness that described copper coin simultaneously etches etches with earth terminal and described copper coin another side;
D. zinc-plated: at the copper coin plated surface last layer tin of each connector that forms configuration with earth terminal.
The client namely gets each connector earth terminal behind the follow-up zinc-plated copper coin that fractures by each crease line.
As a further improvement on the present invention, what described step b and step c etched jointly by the connector of design configuration with the arrangement mode of earth terminal is: mark off the identical copper coin unit of some areas on described copper coin, be placed with some connector earth terminals of equal number and layout in each copper coin unit; Also be provided with step e after the described steps d:
E. cut: the copper coin unit that cuts out each electroplating surfaces with tin by design.
As a further improvement on the present invention, some connectors of arranging in described each copper coin unit with the layout of earth terminal are: described some connectors with earth terminal with the terminal corresponding docking of terminal part form some to connector with earth terminal pair, these are some to be connected to form some strip connectors earth terminal bar with earth terminal to the abutting end correspondence with main part to connector, and each connector is fixed in the copper coin unit and is evenly with earth terminal bar two ends arranges side by side.
As a further improvement on the present invention, the tin plating technique in the described steps d is electrotinning.
The invention has the beneficial effects as follows: adopt the traditional circuit manufacture craft etching on copper coin that is coated with film development exposure after etching to produce the earthy bonder terminal of each configuration, etch simultaneously the crease line that is separated out each bonder terminal main part adjacent end edges edge and distal edge edge, terminal part, only need the copper coin after zinc-plated be fractureed by each crease line and can obtain each connector earth terminal, the traditional circuit manufacture craft is the general maturation process that wiring board is made the field, making is simple and the time is shorter, be applicable to the arbitrarily production of batch, and the length of the terminal part of the connector of producing usefulness earth terminal and the length of interval width and main part are all one-body molded by customer demand, the waste part that can not exist existing product to need punching press to contain because need not following process has been saved production cost and has also been made things convenient for follow-up use; Each connector with between the earth terminal respectively the terminal correspondence with the terminal part be connected into pairs.
Description of drawings
Fig. 1 is a schematic diagram of product of the present invention;
Fig. 2 is the another side schematic diagram of product of the present invention;
Fig. 3 is the A section enlarged drawing of Fig. 1;
Fig. 4 is the B section enlarged drawing of Fig. 2;
Fig. 5 is the schematic diagram that single connector of the present invention is used earth terminal.
Embodiment
Embodiment: a kind of earth terminal for bulk configuration flat connector, described connector comprises the some terminal parts 2 that are arranged in main part 1 one sides by the integrally formed main part 1 of metallic plate and row shape with earth terminal, each terminal part 2 is terminal away from an end of main part 1, this connector is electroplate with the tin layer with the earth terminal outer surface, described some connector with earth terminal with the terminal corresponding docking of terminal part 2 form some to connector with earth terminal to 10, these are some to be connected to form some strip connectors with earth terminal bars 20 with earth terminal to the 10 abutting end correspondences with main part 1 to connector, junction between junction between the two-terminal that the connects part 2 and adjacent two main parts 1 is formed with respectively crease line 3, each connector is fixed in the same flat metal frame 4 and is evenly with earth terminal bar 20 two ends arranges side by side, and each connector is formed with crease line 3 with the junction between earth terminal bar 20 two ends and the metal frame 4; The length of the terminal part 2 of described each connector usefulness earth terminal and the length of interval width and main part 1 are all one-body molded by customer demand.
The crease line 3 that the described junction that connects between the two-terminal part 2 forms is arranged in the one side of described metal frame; The crease line 3 that junction between described adjacent two main parts 1 forms is arranged in the another side of described metal frame 4.
The crease line 3 that described connect junction between the two-terminal part 2 and the junction between adjacent two main parts 1 form respectively is arranged in the same face of described metal frame 4.
A kind of manufacture method of earth terminal for bulk configuration flat connector, carry out as follows:
A. open material: cut copper coin by design size;
B. a facet etch: the traditional circuit manufacture craft that the one side of copper coin is coated with film development exposure after etching by design, in the copper coin one side, etch the connector earth terminal into a plurality of half thicknesses by designing configuration of copper coin one half thickness, and etch simultaneously and be separated out each connector with the crease line 3 of the outer, main part 1 two ends of earth terminal and be separated out at least a with in the crease line 3 of the 2 terminal outers, terminal part of earth terminal of each connector, the end of described terminal part 2 is that terminal part 2 is away from an end of main part 1;
C. another side etching: the traditional circuit manufacture craft that the another side contraposition copper coin one side of copper coin is coated with film development exposure after etching by design, corresponding copper coin simultaneously etches the connector earth terminal into a plurality of half thicknesses by designing configuration of copper coin one half thickness in the copper coin another side, and in etch be separated out each connector with the crease line 3 of the outer, main part 1 two ends of earth terminal and be separated out each connector with the crease line 3 of the 2 terminal outers, terminal part of earth terminal in the non-selected etched crease line 3 of step b (be: be separated out each connector with the crease line 3 of the outer, main part 1 two ends of earth terminal if step b etches, then etch the crease line 3 of the 2 terminal outers, terminal part that are separated out each connector usefulness earth terminal this moment; Be separated out each connector with the crease line 3 of the 2 terminal outers, terminal part of earth terminal if step b etches, then etch this moment and be separated out the crease line 3 that each connector is used the outer, main part 1 two ends of earth terminal; Be separated out each connector with the crease line 3 of the outer, main part 1 two ends of earth terminal and be separated out the crease line 3 that each connector is used the 2 terminal outers, terminal part of earth terminal if step b etches synchronously, then need not etching crease line 3 this moment), integrally formed each connector earth terminal of connector usefulness earth terminal of the half thickness that the connector of the half thickness that described copper coin simultaneously etches etches with earth terminal and described copper coin another side;
D. zinc-plated: at the copper coin plated surface last layer tin of each connector that forms configuration with earth terminal.
The client namely gets each connector earth terminal behind the follow-up zinc-plated copper coin that fractures by each crease line.
What described step b and step c etched jointly by the connector of design configuration with the arrangement mode of earth terminal is: mark off the identical copper coin unit of some areas on described copper coin, be placed with some connector earth terminals of equal number and layout in each copper coin unit; Also be provided with step e after the described steps d:
E. cut: the copper coin unit that cuts out each electroplating surfaces with tin by design.
Some connectors of arranging in described each copper coin unit with the layout of earth terminal are: described some connectors with earth terminal with the terminal corresponding docking of terminal part 2 form some to connector with earth terminal to 10, these are some to be connected to form some strip connectors with earth terminal bars 20 with earth terminal to the 10 abutting end correspondences with main part 1 to connector, and each connector is fixed in the copper coin unit and is evenly with earth terminal bar 20 two ends arranges side by side.
Tin plating technique in the described steps d is electrotinning.
The earthy bonder terminal of each configuration is produced in traditional circuit manufacture craft etching on copper coin that employing is coated with film development exposure after etching, etch simultaneously the crease line that is separated out each bonder terminal main part adjacent end edges edge and distal edge edge, terminal part, only need the copper coin after zinc-plated be fractureed by each crease line and can obtain each connector earth terminal, the traditional circuit manufacture craft is the general maturation process that wiring board is made the field, making is simple and the time is shorter, be applicable to the arbitrarily production of batch, and the length of the terminal part of the connector of producing usefulness earth terminal and the length of interval width and main part are all one-body molded by customer demand, the waste part that does not contain because need not following process has been saved production cost and has also been made things convenient for follow-up use; Each connector with between the earth terminal respectively the terminal correspondence with the terminal part be connected into pairs.